Annotation of loncom/homework/grades.pm, revision 1.397

1.17      albertel    1: # The LearningOnline Network with CAPA
1.13      albertel    2: # The LON-CAPA Grading handler
1.17      albertel    3: #
1.397   ! albertel    4: # $Id: grades.pm,v 1.396 2007/04/25 00:16:51 banghart Exp $
1.17      albertel    5: #
                      6: # Copyright Michigan State University Board of Trustees
                      7: #
                      8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      9: #
                     10: # LON-CAPA is free software; you can redistribute it and/or modify
                     11: # it under the terms of the GNU General Public License as published by
                     12: # the Free Software Foundation; either version 2 of the License, or
                     13: # (at your option) any later version.
                     14: #
                     15: # LON-CAPA is distributed in the hope that it will be useful,
                     16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     18: # GNU General Public License for more details.
                     19: #
                     20: # You should have received a copy of the GNU General Public License
                     21: # along with LON-CAPA; if not, write to the Free Software
                     22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     23: #
                     24: # /home/httpd/html/adm/gpl.txt
                     25: #
                     26: # http://www.lon-capa.org/
                     27: #
1.1       albertel   28: 
                     29: package Apache::grades;
                     30: use strict;
                     31: use Apache::style;
                     32: use Apache::lonxml;
                     33: use Apache::lonnet;
1.3       albertel   34: use Apache::loncommon;
1.112     ng         35: use Apache::lonhtmlcommon;
1.68      ng         36: use Apache::lonnavmaps;
1.1       albertel   37: use Apache::lonhomework;
1.55      matthew    38: use Apache::loncoursedata;
1.362     albertel   39: use Apache::lonmsg();
1.1       albertel   40: use Apache::Constants qw(:common);
1.167     sakharuk   41: use Apache::lonlocal;
1.386     raeburn    42: use Apache::lonenc;
1.170     albertel   43: use String::Similarity;
1.359     www        44: use lib '/home/httpd/lib/perl';
                     45: use LONCAPA;
                     46: 
1.315     bowersj2   47: use POSIX qw(floor);
1.87      www        48: 
                     49: my %oldessays=();
1.103     albertel   50: my %perm=();
1.1       albertel   51: 
1.68      ng         52: # ----- These first few routines are general use routines.----
1.44      ng         53: #
1.146     albertel   54: # --- Retrieve the parts from the metadata file.---
1.44      ng         55: sub getpartlist {
1.324     albertel   56:     my ($symb) = @_;
                     57:     my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
1.146     albertel   58:     my $partorder = &Apache::lonnet::metadata($url, 'partorder');
                     59:     my @parts;
                     60:     if ($partorder) {
                     61: 	for my $part (split (/,/,$partorder)) {
                     62: 	    if (!&Apache::loncommon::check_if_partid_hidden($part,$symb)) {
                     63: 		push(@parts, $part);
                     64: 	    }
                     65: 	}	    
                     66:     } else {
                     67: 	my $metadata = &Apache::lonnet::metadata($url, 'packages');
                     68: 	foreach (split(/\,/,$metadata)) {
                     69: 	    if ($_ =~ /^part_(.*)$/) {
                     70: 		if (!&Apache::loncommon::check_if_partid_hidden($1,$symb)) {
                     71: 		    push(@parts, $1);
                     72: 		}
                     73: 	    }
1.41      ng         74: 	}
1.16      albertel   75:     }
1.146     albertel   76:     my @stores;
                     77:     foreach my $part (@parts) {
                     78: 	my (@metakeys) = split(/,/,&Apache::lonnet::metadata($url,'keys'));
                     79: 	foreach my $key (@metakeys) {
                     80: 	    if ($key =~ m/^stores_\Q$part\E_/) { push(@stores,$key); }
                     81: 	}
                     82:     }
                     83:     return @stores;
1.2       albertel   84: }
                     85: 
1.44      ng         86: # --- Get the symbolic name of a problem and the url
1.324     albertel   87: sub get_symb {
1.173     albertel   88:     my ($request,$silent) = @_;
1.257     albertel   89:     (my $url=$env{'form.url'}) =~ s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
                     90:     my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url)));
1.173     albertel   91:     if ($symb eq '') { 
                     92: 	if (!$silent) {
                     93: 	    $request->print("Unable to handle ambiguous references:$url:.");
                     94: 	    return ();
                     95: 	}
                     96:     }
1.324     albertel   97:     return ($symb);
1.32      ng         98: }
                     99: 
1.129     ng        100: #--- Format fullname, username:domain if different for display
                    101: #--- Use anywhere where the student names are listed
                    102: sub nameUserString {
                    103:     my ($type,$fullname,$uname,$udom) = @_;
                    104:     if ($type eq 'header') {
1.250     albertel  105: 	return '<b>&nbsp;Fullname&nbsp;</b><font color="#999999">(Username)</font>';
1.129     ng        106:     } else {
                    107: 	return '&nbsp;'.$fullname.'<font color="#999999">&nbsp;('.$uname.
1.257     albertel  108: 	    ($env{'user.domain'} eq $udom ? '' : ' ('.$udom.')').')</font>';
1.129     ng        109:     }
                    110: }
                    111: 
1.44      ng        112: #--- Get the partlist and the response type for a given problem. ---
                    113: #--- Indicate if a response type is coded handgraded or not. ---
1.39      ng        114: sub response_type {
1.324     albertel  115:     my ($symb) = shift;
1.377     albertel  116: 
                    117:     my $navmap = Apache::lonnavmaps::navmap->new();
                    118:     my $res = $navmap->getBySymb($symb);
                    119:     my $partlist = $res->parts();
1.392     albertel  120:     my %vPart = 
                    121: 	map { $_ => 1 } (&Apache::loncommon::get_env_multiple('form.vPart'));
1.377     albertel  122:     my (%response_types,%handgrade);
                    123:     foreach my $part (@{ $partlist }) {
1.392     albertel  124: 	next if (%vPart && !exists($vPart{$part}));
                    125: 
1.377     albertel  126: 	my @types = $res->responseType($part);
                    127: 	my @ids = $res->responseIds($part);
                    128: 	for (my $i=0; $i < scalar(@ids); $i++) {
                    129: 	    $response_types{$part}{$ids[$i]} = $types[$i];
                    130: 	    $handgrade{$part.'_'.$ids[$i]} = 
                    131: 		&Apache::lonnet::EXT('resource.'.$part.'_'.$ids[$i].
                    132: 				     '.handgrade',$symb);
1.41      ng        133: 	}
                    134:     }
1.377     albertel  135:     return ($partlist,\%handgrade,\%response_types);
1.39      ng        136: }
                    137: 
1.375     albertel  138: sub flatten_responseType {
                    139:     my ($responseType) = @_;
                    140:     my @part_response_id =
                    141: 	map { 
                    142: 	    my $part = $_;
                    143: 	    map {
                    144: 		[$part,$_]
                    145: 		} sort(keys(%{ $responseType->{$part} }));
                    146: 	} sort(keys(%$responseType));
                    147:     return @part_response_id;
                    148: }
                    149: 
1.207     albertel  150: sub get_display_part {
1.324     albertel  151:     my ($partID,$symb)=@_;
1.207     albertel  152:     my $display=&Apache::lonnet::EXT('resource.'.$partID.'.display',$symb);
                    153:     if (defined($display) and $display ne '') {
                    154: 	$display.= " (<font color=\"#999900\">id $partID</font>)";
                    155:     } else {
                    156: 	$display=$partID;
                    157:     }
                    158:     return $display;
                    159: }
1.269     raeburn   160: 
1.118     ng        161: #--- Show resource title
                    162: #--- and parts and response type
                    163: sub showResourceInfo {
1.324     albertel  164:     my ($symb,$probTitle,$checkboxes) = @_;
1.154     albertel  165:     my $col=3;
                    166:     if ($checkboxes) { $col=4; }
1.118     ng        167:     my $result ='<table border="0">'.
1.167     sakharuk  168: 	'<tr><td colspan="'.$col.'"><font size="+1"><b>'.&mt('Current Resource').': </b>'.
1.154     albertel  169: 	$probTitle.'</font></td></tr>'."\n";
1.324     albertel  170:     my ($partlist,$handgrade,$responseType) = &response_type($symb);
1.126     ng        171:     my %resptype = ();
1.122     ng        172:     my $hdgrade='no';
1.154     albertel  173:     my %partsseen;
1.375     albertel  174:     foreach my $partID (sort keys(%$responseType)) {
                    175: 	foreach my $resID (sort keys(%{ $responseType->{$partID} })) {
                    176: 	    my $handgrade=$$handgrade{$partID.'_'.$resID};
                    177: 	    my $responsetype = $responseType->{$partID}->{$resID};
                    178: 	    $hdgrade = $handgrade if ($handgrade eq 'yes');
                    179: 	    $result.='<tr>';
                    180: 	    if ($checkboxes) {
                    181: 		if (exists($partsseen{$partID})) {
                    182: 		    $result.="<td>&nbsp;</td>";
                    183: 		} else {
                    184: 		    $result.="<td><input type='checkbox' name='vPart' value='$partID' checked='on' /></td>";
                    185: 		}
                    186: 		$partsseen{$partID}=1;
1.154     albertel  187: 	    }
1.375     albertel  188: 	    my $display_part=&get_display_part($partID,$symb);
                    189: 	    $result.='<td><b>Part: </b>'.$display_part.' <font color="#999999">'.
                    190: 		$resID.'</font></td>'.
                    191: 		'<td><b>Type: </b>'.$responsetype.'</td></tr>';
                    192: #	    '<td><b>Handgrade: </b>'.$handgrade.'</td></tr>';
1.154     albertel  193: 	}
1.118     ng        194:     }
                    195:     $result.='</table>'."\n";
1.147     albertel  196:     return $result,$responseType,$hdgrade,$partlist,$handgrade;
1.118     ng        197: }
                    198: 
1.148     albertel  199: 
                    200: sub get_order {
                    201:     my ($partid,$respid,$symb,$uname,$udom)=@_;
                    202:     my (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);
                    203:     $url=&Apache::lonnet::clutter($url);
                    204:     my $subresult=&Apache::lonnet::ssi($url,
                    205: 				       ('grade_target' => 'analyze'),
                    206: 				       ('grade_domain' => $udom),
                    207: 				       ('grade_symb' => $symb),
                    208: 				       ('grade_courseid' => 
1.257     albertel  209: 					        $env{'request.course.id'}),
1.148     albertel  210: 				       ('grade_username' => $uname));
1.149     albertel  211:     (undef,$subresult)=split(/_HASH_REF__/,$subresult,2);
1.148     albertel  212:     my %analyze=&Apache::lonnet::str2hash($subresult);
                    213:     return ($analyze{"$partid.$respid.shown"});
                    214: }
1.118     ng        215: #--- Clean response type for display
1.335     albertel  216: #--- Currently filters option/rank/radiobutton/match/essay/Task
                    217: #        response types only.
1.118     ng        218: sub cleanRecord {
1.336     albertel  219:     my ($answer,$response,$symb,$partid,$respid,$record,$order,$version,
                    220: 	$uname,$udom) = @_;
1.148     albertel  221:     my $grayFont = '<font color="#999999">';
                    222:     if ($response =~ /^(option|rank)$/) {
                    223: 	my %answer=&Apache::lonnet::str2hash($answer);
                    224: 	my %grading=&Apache::lonnet::str2hash($record->{$version."resource.$partid.$respid.submissiongrading"});
                    225: 	my ($toprow,$bottomrow);
                    226: 	foreach my $foil (@$order) {
                    227: 	    if ($grading{$foil} == 1) {
                    228: 		$toprow.='<td><b>'.$answer{$foil}.'&nbsp;</b></td>';
                    229: 	    } else {
                    230: 		$toprow.='<td><i>'.$answer{$foil}.'&nbsp;</i></td>';
                    231: 	    }
                    232: 	    $bottomrow.='<td>'.$grayFont.$foil.'</font>&nbsp;</td>';
                    233: 	}
                    234: 	return '<blockquote><table border="1">'.
                    235: 	    '<tr valign="top"><td>Answer</td>'.$toprow.'</tr>'.
                    236: 	    '<tr valign="top"><td>'.$grayFont.'Option ID</font></td>'.
                    237: 	    $grayFont.$bottomrow.'</tr>'.'</table></blockquote>';
                    238:     } elsif ($response eq 'match') {
                    239: 	my %answer=&Apache::lonnet::str2hash($answer);
                    240: 	my %grading=&Apache::lonnet::str2hash($record->{$version."resource.$partid.$respid.submissiongrading"});
                    241: 	my @items=&Apache::lonnet::str2array($record->{$version."resource.$partid.$respid.submissionitems"});
                    242: 	my ($toprow,$middlerow,$bottomrow);
                    243: 	foreach my $foil (@$order) {
                    244: 	    my $item=shift(@items);
                    245: 	    if ($grading{$foil} == 1) {
                    246: 		$toprow.='<td><b>'.$item.'&nbsp;</b></td>';
                    247: 		$middlerow.='<td><b>'.$grayFont.$answer{$foil}.'&nbsp;</font></b></td>';
                    248: 	    } else {
                    249: 		$toprow.='<td><i>'.$item.'&nbsp;</i></td>';
                    250: 		$middlerow.='<td><i>'.$grayFont.$answer{$foil}.'&nbsp;</font></i></td>';
                    251: 	    }
                    252: 	    $bottomrow.='<td>'.$grayFont.$foil.'</font>&nbsp;</td>';
1.118     ng        253: 	}
1.126     ng        254: 	return '<blockquote><table border="1">'.
1.148     albertel  255: 	    '<tr valign="top"><td>Answer</td>'.$toprow.'</tr>'.
                    256: 	    '<tr valign="top"><td>'.$grayFont.'Item ID</font></td>'.
                    257: 	    $middlerow.'</tr>'.
                    258: 	    '<tr valign="top"><td>'.$grayFont.'Option ID</font></td>'.
                    259: 	    $bottomrow.'</tr>'.'</table></blockquote>';
                    260:     } elsif ($response eq 'radiobutton') {
                    261: 	my %answer=&Apache::lonnet::str2hash($answer);
                    262: 	my ($toprow,$bottomrow);
                    263: 	my $correct=($order->[0])+1;
                    264: 	for (my $i=1;$i<=$#$order;$i++) {
                    265: 	    my $foil=$order->[$i];
                    266: 	    if (exists($answer{$foil})) {
                    267: 		if ($i == $correct) {
                    268: 		    $toprow.='<td><b>true</b></td>';
                    269: 		} else {
                    270: 		    $toprow.='<td><i>true</i></td>';
                    271: 		}
                    272: 	    } else {
                    273: 		$toprow.='<td>false</td>';
                    274: 	    }
                    275: 	    $bottomrow.='<td>'.$grayFont.$foil.'</font>&nbsp;</td>';
                    276: 	}
                    277: 	return '<blockquote><table border="1">'.
                    278: 	    '<tr valign="top"><td>Answer</td>'.$toprow.'</tr>'.
                    279: 	    '<tr valign="top"><td>'.$grayFont.'Option ID</font></td>'.
                    280: 	    $grayFont.$bottomrow.'</tr>'.'</table></blockquote>';
                    281:     } elsif ($response eq 'essay') {
1.257     albertel  282: 	if (! exists ($env{'form.'.$symb})) {
1.122     ng        283: 	    my (%keyhash) = &Apache::lonnet::dump('nohist_handgrade',
1.257     albertel  284: 						  $env{'course.'.$env{'request.course.id'}.'.domain'},
                    285: 						  $env{'course.'.$env{'request.course.id'}.'.num'});
1.122     ng        286: 
1.257     albertel  287: 	    my $loginuser = $env{'user.name'}.':'.$env{'user.domain'};
                    288: 	    $env{'form.keywords'} = $keyhash{$symb.'_keywords'} ne '' ? $keyhash{$symb.'_keywords'} : '';
                    289: 	    $env{'form.kwclr'}    = $keyhash{$loginuser.'_kwclr'} ne '' ? $keyhash{$loginuser.'_kwclr'} : 'red';
                    290: 	    $env{'form.kwsize'}   = $keyhash{$loginuser.'_kwsize'} ne '' ? $keyhash{$loginuser.'_kwsize'} : '0';
                    291: 	    $env{'form.kwstyle'}  = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : '';
                    292: 	    $env{'form.'.$symb} = 1; # so that we don't have to read it from disk for multiple sub of the same prob.
1.122     ng        293: 	}
1.166     albertel  294: 	$answer =~ s-\n-<br />-g;
                    295: 	return '<br /><br /><blockquote><tt>'.&keywords_highlight($answer).'</tt></blockquote>';
1.268     albertel  296:     } elsif ( $response eq 'organic') {
                    297: 	my $result='Smile representation: "<tt>'.$answer.'</tt>"';
                    298: 	my $jme=$record->{$version."resource.$partid.$respid.molecule"};
                    299: 	$result.=&Apache::chemresponse::jme_img($jme,$answer,400);
                    300: 	return $result;
1.335     albertel  301:     } elsif ( $response eq 'Task') {
                    302: 	if ( $answer eq 'SUBMITTED') {
                    303: 	    my $files = $record->{$version."resource.$respid.$partid.bridgetask.portfiles"};
1.336     albertel  304: 	    my $result = &Apache::bridgetask::file_list($files,$uname,$udom);
1.335     albertel  305: 	    return $result;
                    306: 	} elsif ( grep(/^\Q$version\E.*?\.instance$/, keys(%{$record})) ) {
                    307: 	    my @matches = grep(/^\Q$version\E.*?\.instance$/,
                    308: 			       keys(%{$record}));
                    309: 	    return join('<br />',($version,@matches));
                    310: 			       
                    311: 			       
                    312: 	} else {
                    313: 	    my $result =
                    314: 		'<p>'
                    315: 		.&mt('Overall result: [_1]',
                    316: 		     $record->{$version."resource.$respid.$partid.status"})
                    317: 		.'</p>';
                    318: 	    
                    319: 	    $result .= '<ul>';
                    320: 	    my @grade = grep(/^\Q${version}resource.$respid.$partid.\E[^.]*[.]status$/,
                    321: 			     keys(%{$record}));
                    322: 	    foreach my $grade (sort(@grade)) {
                    323: 		my ($dim) = ($grade =~/[.]([^.]+)[.]status$/);
                    324: 		$result.= '<li>'.&mt("Dimension: [_1], status [_2] ",
                    325: 				     $dim, $record->{$grade}).
                    326: 			  '</li>';
                    327: 	    }
                    328: 	    $result.='</ul>';
                    329: 	    return $result;
                    330: 	}
                    331:        
1.122     ng        332:     }
1.118     ng        333:     return $answer;
                    334: }
                    335: 
                    336: #-- A couple of common js functions
                    337: sub commonJSfunctions {
                    338:     my $request = shift;
                    339:     $request->print(<<COMMONJSFUNCTIONS);
                    340: <script type="text/javascript" language="javascript">
                    341:     function radioSelection(radioButton) {
                    342: 	var selection=null;
                    343: 	if (radioButton.length > 1) {
                    344: 	    for (var i=0; i<radioButton.length; i++) {
                    345: 		if (radioButton[i].checked) {
                    346: 		    return radioButton[i].value;
                    347: 		}
                    348: 	    }
                    349: 	} else {
                    350: 	    if (radioButton.checked) return radioButton.value;
                    351: 	}
                    352: 	return selection;
                    353:     }
                    354: 
                    355:     function pullDownSelection(selectOne) {
                    356: 	var selection="";
                    357: 	if (selectOne.length > 1) {
                    358: 	    for (var i=0; i<selectOne.length; i++) {
                    359: 		if (selectOne[i].selected) {
                    360: 		    return selectOne[i].value;
                    361: 		}
                    362: 	    }
                    363: 	} else {
1.138     albertel  364:             // only one value it must be the selected one
                    365: 	    return selectOne.value;
1.118     ng        366: 	}
                    367:     }
                    368: </script>
                    369: COMMONJSFUNCTIONS
                    370: }
                    371: 
1.44      ng        372: #--- Dumps the class list with usernames,list of sections,
                    373: #--- section, ids and fullnames for each user.
                    374: sub getclasslist {
1.76      ng        375:     my ($getsec,$filterlist) = @_;
1.291     albertel  376:     my @getsec;
                    377:     if (!ref($getsec)) {
                    378: 	if ($getsec ne '' && $getsec ne 'all') {
                    379: 	    @getsec=($getsec);
                    380: 	}
                    381:     } else {
                    382: 	@getsec=@{$getsec};
                    383:     }
                    384:     if (grep(/^all$/,@getsec)) { undef(@getsec); }
                    385: 
1.56      matthew   386:     my $classlist=&Apache::loncoursedata::get_classlist();
1.49      albertel  387:     # Bail out if we were unable to get the classlist
1.56      matthew   388:     return if (! defined($classlist));
                    389:     #
                    390:     my %sections;
                    391:     my %fullnames;
1.205     matthew   392:     foreach my $student (keys(%$classlist)) {
                    393:         my $end      = 
                    394:             $classlist->{$student}->[&Apache::loncoursedata::CL_END()];
                    395:         my $start    = 
                    396:             $classlist->{$student}->[&Apache::loncoursedata::CL_START()];
                    397:         my $id       = 
                    398:             $classlist->{$student}->[&Apache::loncoursedata::CL_ID()];
                    399:         my $section  = 
                    400:             $classlist->{$student}->[&Apache::loncoursedata::CL_SECTION()];
                    401:         my $fullname = 
                    402:             $classlist->{$student}->[&Apache::loncoursedata::CL_FULLNAME()];
                    403:         my $status   = 
                    404:             $classlist->{$student}->[&Apache::loncoursedata::CL_STATUS()];
1.76      ng        405: 	# filter students according to status selected
1.257     albertel  406: 	if ($filterlist && $env{'form.Status'} ne 'Any') {
                    407: 	    if ($env{'form.Status'} ne $status) {
1.205     matthew   408: 		delete ($classlist->{$student});
1.76      ng        409: 		next;
                    410: 	    }
                    411: 	}
1.205     matthew   412: 	$section = ($section ne '' ? $section : 'none');
1.106     albertel  413: 	if (&canview($section)) {
1.291     albertel  414: 	    if (!@getsec || grep(/^\Q$section\E$/,@getsec)) {
1.103     albertel  415: 		$sections{$section}++;
1.205     matthew   416: 		$fullnames{$student}=$fullname;
1.103     albertel  417: 	    } else {
1.205     matthew   418: 		delete($classlist->{$student});
1.103     albertel  419: 	    }
                    420: 	} else {
1.205     matthew   421: 	    delete($classlist->{$student});
1.103     albertel  422: 	}
1.44      ng        423:     }
                    424:     my %seen = ();
1.56      matthew   425:     my @sections = sort(keys(%sections));
                    426:     return ($classlist,\@sections,\%fullnames);
1.44      ng        427: }
                    428: 
1.103     albertel  429: sub canmodify {
                    430:     my ($sec)=@_;
                    431:     if ($perm{'mgr'}) {
                    432: 	if (!defined($perm{'mgr_section'})) {
                    433: 	    # can modify whole class
                    434: 	    return 1;
                    435: 	} else {
                    436: 	    if ($sec eq $perm{'mgr_section'}) {
                    437: 		#can modify the requested section
                    438: 		return 1;
                    439: 	    } else {
                    440: 		# can't modify the request section
                    441: 		return 0;
                    442: 	    }
                    443: 	}
                    444:     }
                    445:     #can't modify
                    446:     return 0;
                    447: }
                    448: 
                    449: sub canview {
                    450:     my ($sec)=@_;
                    451:     if ($perm{'vgr'}) {
                    452: 	if (!defined($perm{'vgr_section'})) {
                    453: 	    # can modify whole class
                    454: 	    return 1;
                    455: 	} else {
                    456: 	    if ($sec eq $perm{'vgr_section'}) {
                    457: 		#can modify the requested section
                    458: 		return 1;
                    459: 	    } else {
                    460: 		# can't modify the request section
                    461: 		return 0;
                    462: 	    }
                    463: 	}
                    464:     }
                    465:     #can't modify
                    466:     return 0;
                    467: }
                    468: 
1.44      ng        469: #--- Retrieve the grade status of a student for all the parts
                    470: sub student_gradeStatus {
1.324     albertel  471:     my ($symb,$udom,$uname,$partlist) = @_;
1.257     albertel  472:     my %record     = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname);
1.44      ng        473:     my %partstatus = ();
                    474:     foreach (@$partlist) {
1.128     ng        475: 	my ($status,undef)   = split(/_/,$record{"resource.$_.solved"},2);
1.44      ng        476: 	$status              = 'nothing' if ($status eq '');
                    477: 	$partstatus{$_}      = $status;
                    478: 	my $subkey           = "resource.$_.submitted_by";
                    479: 	$partstatus{$subkey} = $record{$subkey} if ($record{$subkey} ne '');
                    480:     }
                    481:     return %partstatus;
                    482: }
                    483: 
1.45      ng        484: # hidden form and javascript that calls the form
                    485: # Use by verifyscript and viewgrades
                    486: # Shows a student's view of problem and submission
                    487: sub jscriptNform {
1.324     albertel  488:     my ($symb) = @_;
1.45      ng        489:     my $jscript='<script type="text/javascript" language="javascript">'."\n".
                    490: 	'    function viewOneStudent(user,domain) {'."\n".
                    491: 	'	document.onestudent.student.value = user;'."\n".
                    492: 	'	document.onestudent.userdom.value = domain;'."\n".
                    493: 	'	document.onestudent.submit();'."\n".
                    494: 	'    }'."\n".
                    495: 	'</script>'."\n";
                    496:     $jscript.= '<form action="/adm/grades" method="post" name="onestudent">'."\n".
                    497: 	'<input type="hidden" name="symb"    value="'.$symb.'" />'."\n".
1.257     albertel  498: 	'<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
                    499: 	'<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n".
                    500: 	'<input type="hidden" name="Status"  value="'.$env{'form.Status'}.'" />'."\n".
1.45      ng        501: 	'<input type="hidden" name="command" value="submission" />'."\n".
                    502: 	'<input type="hidden" name="student" value="" />'."\n".
                    503: 	'<input type="hidden" name="userdom" value="" />'."\n".
                    504: 	'</form>'."\n";
                    505:     return $jscript;
                    506: }
1.39      ng        507: 
1.315     bowersj2  508: # Given the score (as a number [0-1] and the weight) what is the final
                    509: # point value? This function will round to the nearest tenth, third,
                    510: # or quarter if one of those is within the tolerance of .00001.
1.316     albertel  511: sub compute_points {
1.315     bowersj2  512:     my ($score, $weight) = @_;
                    513:     
                    514:     my $tolerance = .00001;
                    515:     my $points = $score * $weight;
                    516: 
                    517:     # Check for nearness to 1/x.
                    518:     my $check_for_nearness = sub {
                    519:         my ($factor) = @_;
                    520:         my $num = ($points * $factor) + $tolerance;
                    521:         my $floored_num = floor($num);
1.316     albertel  522:         if ($num - $floored_num < 2 * $tolerance * $factor) {
1.315     bowersj2  523:             return $floored_num / $factor;
                    524:         }
                    525:         return $points;
                    526:     };
                    527: 
                    528:     $points = $check_for_nearness->(10);
                    529:     $points = $check_for_nearness->(3);
                    530:     $points = $check_for_nearness->(4);
                    531:     
                    532:     return $points;
                    533: }
                    534: 
1.44      ng        535: #------------------ End of general use routines --------------------
1.87      www       536: 
                    537: #
                    538: # Find most similar essay
                    539: #
                    540: 
                    541: sub most_similar {
                    542:     my ($uname,$udom,$uessay)=@_;
                    543: 
                    544: # ignore spaces and punctuation
                    545: 
                    546:     $uessay=~s/\W+/ /gs;
                    547: 
1.282     www       548: # ignore empty submissions (occuring when only files are sent)
                    549: 
                    550:     unless ($uessay=~/\w+/) { return ''; }
                    551: 
1.87      www       552: # these will be returned. Do not care if not at least 50 percent similar
1.88      www       553:     my $limit=0.6;
1.87      www       554:     my $sname='';
                    555:     my $sdom='';
                    556:     my $scrsid='';
                    557:     my $sessay='';
                    558: # go through all essays ...
                    559:     foreach my $tkey (keys %oldessays) {
                    560: 	my ($tname,$tdom,$tcrsid)=split(/\./,$tkey);
                    561: # ... except the same student
1.88      www       562:         if (($tname ne $uname) || ($tdom ne $udom)) {
1.87      www       563: 	    my $tessay=$oldessays{$tkey};
                    564:             $tessay=~s/\W+/ /gs;
                    565: # String similarity gives up if not even limit
1.88      www       566:             my $tsimilar=&String::Similarity::similarity($uessay,$tessay,$limit);
1.87      www       567: # Found one
                    568:             if ($tsimilar>$limit) {
                    569: 		$limit=$tsimilar;
                    570:                 $sname=$tname;
1.88      www       571:                 $sdom=$tdom;
1.87      www       572:                 $scrsid=$tcrsid;
                    573:                 $sessay=$oldessays{$tkey};
                    574:             }
                    575:         } 
                    576:     }
1.88      www       577:     if ($limit>0.6) {
1.87      www       578:        return ($sname,$sdom,$scrsid,$sessay,$limit);
                    579:     } else {
                    580:        return ('','','','',0);
                    581:     }
                    582: }
                    583: 
1.44      ng        584: #-------------------------------------------------------------------
                    585: 
                    586: #------------------------------------ Receipt Verification Routines
1.45      ng        587: #
1.44      ng        588: #--- Check whether a receipt number is valid.---
                    589: sub verifyreceipt {
                    590:     my $request  = shift;
                    591: 
1.257     albertel  592:     my $courseid = $env{'request.course.id'};
1.184     www       593:     my $receipt  = &Apache::lonnet::recprefix($courseid).'-'.
1.257     albertel  594: 	$env{'form.receipt'};
1.44      ng        595:     $receipt     =~ s/[^\-\d]//g;
1.378     albertel  596:     my ($symb)   = &get_symb($request);
1.44      ng        597: 
1.45      ng        598:     my $title.='<h3><font color="#339933">Verifying Submission Receipt '.
                    599: 	$receipt.'</h3></font>'."\n".
1.326     albertel  600: 	'<font size=+1><b>Resource: </b>'.$env{'form.probTitle'}.'</font><br /><br />'."\n";
1.44      ng        601: 
                    602:     my ($string,$contents,$matches) = ('','',0);
1.56      matthew   603:     my (undef,undef,$fullname) = &getclasslist('all','0');
1.177     albertel  604:     
                    605:     my $receiptparts=0;
1.390     albertel  606:     if ($env{"course.$courseid.receiptalg"} eq 'receipt2' ||
                    607: 	$env{"course.$courseid.receiptalg"} eq 'receipt3') { $receiptparts=1; }
1.177     albertel  608:     my $parts=['0'];
1.324     albertel  609:     if ($receiptparts) { ($parts)=&response_type($symb); }
1.294     albertel  610:     foreach (sort 
                    611: 	     {
                    612: 		 if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
                    613: 		     return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
                    614: 		 }
                    615: 		 return $a cmp $b;
                    616: 	     } (keys(%$fullname))) {
1.44      ng        617: 	my ($uname,$udom)=split(/\:/);
1.177     albertel  618: 	foreach my $part (@$parts) {
                    619: 	    if ($receipt eq &Apache::lonnet::ireceipt($uname,$udom,$courseid,$symb,$part)) {
                    620: 		$contents.='<tr bgcolor="#ffffe6"><td>&nbsp;'."\n".
                    621: 		    '<a href="javascript:viewOneStudent(\''.$uname.'\',\''.$udom.
                    622: 		    '\')"; TARGET=_self>'.$$fullname{$_}.'</a>&nbsp;</td>'."\n".
                    623: 		    '<td>&nbsp;'.$uname.'&nbsp;</td>'.
                    624: 		    '<td>&nbsp;'.$udom.'&nbsp;</td>';
                    625: 		if ($receiptparts) {
                    626: 		    $contents.='<td>&nbsp;'.$part.'&nbsp;</td>';
                    627: 		}
                    628: 		$contents.='</tr>'."\n";
                    629: 		
                    630: 		$matches++;
                    631: 	    }
1.44      ng        632: 	}
                    633:     }
                    634:     if ($matches == 0) {
                    635: 	$string = $title.'No match found for the above receipt.';
                    636:     } else {
1.324     albertel  637: 	$string = &jscriptNform($symb).$title.
1.44      ng        638: 	    'The above receipt matches the following student'.
                    639: 	    ($matches <= 1 ? '.' : 's.')."\n".
                    640: 	    '<table border="0"><tr><td bgcolor="#777777">'."\n".
                    641: 	    '<table border="0"><tr bgcolor="#e6ffff">'."\n".
                    642: 	    '<td><b>&nbsp;Fullname&nbsp;</b></td>'."\n".
                    643: 	    '<td><b>&nbsp;Username&nbsp;</b></td>'."\n".
1.177     albertel  644: 	    '<td><b>&nbsp;Domain&nbsp;</b></td>';
                    645: 	if ($receiptparts) {
                    646: 	    $string.='<td>&nbsp;Problem Part&nbsp;</td>';
                    647: 	}
                    648: 	$string.='</tr>'."\n".$contents.
1.44      ng        649: 	    '</table></td></tr></table>'."\n";
                    650:     }
1.324     albertel  651:     return $string.&show_grading_menu_form($symb);
1.44      ng        652: }
                    653: 
                    654: #--- This is called by a number of programs.
                    655: #--- Called from the Grading Menu - View/Grade an individual student
                    656: #--- Also called directly when one clicks on the subm button 
                    657: #    on the problem page.
1.30      ng        658: sub listStudents {
1.41      ng        659:     my ($request) = shift;
1.49      albertel  660: 
1.324     albertel  661:     my ($symb) = &get_symb($request);
1.257     albertel  662:     my $cdom      = $env{"course.$env{'request.course.id'}.domain"};
                    663:     my $cnum      = $env{"course.$env{'request.course.id'}.num"};
                    664:     my $getsec    = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
                    665:     my $submitonly= $env{'form.submitonly'} eq '' ? 'all' : $env{'form.submitonly'};
                    666: 
                    667:     my $viewgrade = $env{'form.showgrading'} eq 'yes' ? 'View/Grade/Regrade' : 'View';
                    668:     $env{'form.probTitle'} = $env{'form.probTitle'} eq '' ? 
                    669: 	&Apache::lonnet::gettitle($symb) : $env{'form.probTitle'};
1.49      albertel  670: 
1.118     ng        671:     my $result='<h3><font color="#339933">&nbsp;'.$viewgrade.
                    672: 	' Submissions for a Student or a Group of Students</font></h3>';
                    673: 
1.324     albertel  674:     my ($table,undef,$hdgrade,$partlist,$handgrade) = &showResourceInfo($symb,$env{'form.probTitle'},($env{'form.showgrading'} eq 'yes'));
1.49      albertel  675: 
1.45      ng        676:     $request->print(<<LISTJAVASCRIPT);
                    677: <script type="text/javascript" language="javascript">
1.110     ng        678:     function checkSelect(checkBox) {
                    679: 	var ctr=0;
                    680: 	var sense="";
                    681: 	if (checkBox.length > 1) {
                    682: 	    for (var i=0; i<checkBox.length; i++) {
                    683: 		if (checkBox[i].checked) {
                    684: 		    ctr++;
                    685: 		}
                    686: 	    }
                    687: 	    sense = "a student or group of students";
                    688: 	} else {
                    689: 	    if (checkBox.checked) {
                    690: 		ctr = 1;
                    691: 	    }
                    692: 	    sense = "the student";
                    693: 	}
                    694: 	if (ctr == 0) {
1.126     ng        695: 	    alert("Please select "+sense+" before clicking on the Next button.");
1.110     ng        696: 	    return false;
                    697: 	}
                    698: 	document.gradesub.submit();
                    699:     }
                    700: 
                    701:     function reLoadList(formname) {
1.112     ng        702: 	if (formname.saveStatusOld.value == pullDownSelection(formname.Status)) {return;}
1.110     ng        703: 	formname.command.value = 'submission';
                    704: 	formname.submit();
                    705:     }
1.45      ng        706: </script>
                    707: LISTJAVASCRIPT
                    708: 
1.118     ng        709:     &commonJSfunctions($request);
1.41      ng        710:     $request->print($result);
1.39      ng        711: 
1.257     albertel  712:     my $checkhdgrade = ($env{'form.handgrade'} eq 'yes' && scalar(@$partlist) > 1 ) ? 'checked' : '';
1.119     ng        713:     my $checklastsub = $checkhdgrade eq '' ? 'checked' : '';
1.154     albertel  714:     my $gradeTable='<form action="/adm/grades" method="post" name="gradesub">'.
                    715: 	"\n".$table.
1.267     albertel  716: 	'&nbsp;<b>View Problem Text: </b><label><input type="radio" name="vProb" value="no" checked="on" /> no </label>'."\n".
                    717: 	'<label><input type="radio" name="vProb" value="yes" /> one student </label>'."\n".
                    718: 	'<label><input type="radio" name="vProb" value="all" /> all students </label><br />'."\n".
                    719: 	'&nbsp;<b>View Answer: </b><label><input type="radio" name="vAns" value="no"  /> no </label>'."\n".
                    720: 	'<label><input type="radio" name="vAns" value="yes" /> one student </label>'."\n".
                    721: 	'<label><input type="radio" name="vAns" value="all" checked="on" /> all students </label><br />'."\n".
1.49      albertel  722: 	'&nbsp;<b>Submissions: </b>'."\n";
1.257     albertel  723:     if ($env{'form.handgrade'} eq 'yes' && scalar(@$partlist) > 1) {
1.267     albertel  724: 	$gradeTable.='<label><input type="radio" name="lastSub" value="hdgrade" '.$checkhdgrade.' /> essay part only </label>'."\n";
1.49      albertel  725:     }
1.110     ng        726: 
1.257     albertel  727:     my $saveStatus = $env{'form.Status'} eq '' ? 'Active' : $env{'form.Status'};
                    728:     $env{'form.Status'} = $saveStatus;
1.110     ng        729: 
1.267     albertel  730:     $gradeTable.='<label><input type="radio" name="lastSub" value="lastonly" '.$checklastsub.' /> last submission only </label>'."\n".
                    731: 	'<label><input type="radio" name="lastSub" value="last" /> last submission & parts info </label>'."\n".
                    732: 	'<label><input type="radio" name="lastSub" value="datesub" /> by dates and submissions </label>'."\n".
1.348     bowersj2  733: 	'<label><input type="radio" name="lastSub" value="all" /> all details</label><br />'."\n".
                    734:         '&nbsp;<b>Grading Increments:</b> <select name="increment">'.
                    735:         '<option value="1">Whole Points</option>'.
                    736:         '<option value=".5">Half Points</option>'.
1.349     albertel  737:         '<option value=".25">Quarter Points</option>'.
                    738:         '<option value=".1">Tenths of a Point</option>'.
1.348     bowersj2  739:         '</select>'.
                    740: 
1.45      ng        741: 	'<input type="hidden" name="section"     value="'.$getsec.'" />'."\n".
                    742: 	'<input type="hidden" name="submitonly"  value="'.$submitonly.'" />'."\n".
1.257     albertel  743: 	'<input type="hidden" name="handgrade"   value="'.$env{'form.handgrade'}.'" /><br />'."\n".
                    744: 	'<input type="hidden" name="showgrading" value="'.$env{'form.showgrading'}.'" /><br />'."\n".
                    745: 	'<input type="hidden" name="saveState"   value="'.$env{'form.saveState'}.'" />'."\n".
                    746: 	'<input type="hidden" name="probTitle"   value="'.$env{'form.probTitle'}.'" />'."\n".
1.48      albertel  747: 	'<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
1.110     ng        748: 	'<input type="hidden" name="saveStatusOld" value="'.$saveStatus.'" />'."\n";
                    749: 
1.257     albertel  750:     if (exists($env{'form.gradingMenu'}) && exists($env{'form.Status'})) {
                    751: 	$gradeTable.='<input type="hidden" name="Status"   value="'.$env{'form.Status'}.'" />'."\n";
1.124     ng        752:     } else {
                    753: 	$gradeTable.='<b>Student Status:</b> '.
                    754: 	    &Apache::lonhtmlcommon::StatusOptions($saveStatus,undef,1,'javascript:reLoadList(this.form);').'<br />';
                    755:     }
1.112     ng        756: 
1.126     ng        757:     $gradeTable.='To '.lc($viewgrade).' a submission or a group of submissions, click on the check box(es) '.
                    758: 	'next to the student\'s name(s). Then click on the Next button.<br />'."\n".
1.110     ng        759: 	'<input type="hidden" name="command" value="processGroup" />'."\n";
1.249     albertel  760: 
                    761: # checkall buttons
                    762:     $gradeTable.=&check_script('gradesub', 'stuinfo');
1.110     ng        763:     $gradeTable.='<input type="button" '."\n".
1.45      ng        764: 	'onClick="javascript:checkSelect(this.form.stuinfo);" '."\n".
1.249     albertel  765: 	'value="Next->" /> <br />'."\n";
                    766:     $gradeTable.=&check_buttons();
1.267     albertel  767:     $gradeTable.='<label><input type="checkbox" name="checkPlag" checked="on" />Check For Plagiarism</label>';
1.249     albertel  768:     my ($classlist, undef, $fullname) = &getclasslist($getsec,'1');
1.45      ng        769:     $gradeTable.='<table border="0"><tr><td bgcolor="#777777">'.
1.110     ng        770: 	'<table border="0"><tr bgcolor="#e6ffff">';
                    771:     my $loop = 0;
                    772:     while ($loop < 2) {
1.126     ng        773: 	$gradeTable.='<td><b>&nbsp;No.</b>&nbsp;</td><td><b>&nbsp;Select&nbsp;</b></td>'.
1.250     albertel  774: 	    '<td>'.&nameUserString('header').'&nbsp;Section/Group</td>';
1.301     albertel  775: 	if ($env{'form.showgrading'} eq 'yes' 
                    776: 	    && $submitonly ne 'queued'
                    777: 	    && $submitonly ne 'all') {
1.110     ng        778: 	    foreach (sort(@$partlist)) {
1.324     albertel  779: 		my $display_part=&get_display_part((split(/_/))[0],$symb);
1.207     albertel  780: 		$gradeTable.='<td><b>&nbsp;Part: '.$display_part.
                    781: 		    ' Status&nbsp;</b></td>';
1.110     ng        782: 	    }
1.301     albertel  783: 	} elsif ($submitonly eq 'queued') {
                    784: 	    $gradeTable.='<td><b>&nbsp;'.&mt('Queue Status').'&nbsp;</b></td>';
1.110     ng        785: 	}
                    786: 	$loop++;
1.126     ng        787: #	$gradeTable.='<td></td>' if ($loop%2 ==1);
1.41      ng        788:     }
1.45      ng        789:     $gradeTable.='</tr>'."\n";
1.41      ng        790: 
1.45      ng        791:     my $ctr = 0;
1.294     albertel  792:     foreach my $student (sort 
                    793: 			 {
                    794: 			     if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
                    795: 				 return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
                    796: 			     }
                    797: 			     return $a cmp $b;
                    798: 			 }
                    799: 			 (keys(%$fullname))) {
1.41      ng        800: 	my ($uname,$udom) = split(/:/,$student);
1.301     albertel  801: 
1.110     ng        802: 	my %status = ();
1.301     albertel  803: 
                    804: 	if ($submitonly eq 'queued') {
                    805: 	    my %queue_status = 
                    806: 		&Apache::bridgetask::get_student_status($symb,$cdom,$cnum,
                    807: 							$udom,$uname);
                    808: 	    next if (!defined($queue_status{'gradingqueue'}));
                    809: 	    $status{'gradingqueue'} = $queue_status{'gradingqueue'};
                    810: 	}
                    811: 
                    812: 	if ($env{'form.showgrading'} eq 'yes' 
                    813: 	    && $submitonly ne 'queued'
                    814: 	    && $submitonly ne 'all') {
1.324     albertel  815: 	    (%status) =&student_gradeStatus($symb,$udom,$uname,$partlist);
1.145     albertel  816: 	    my $submitted = 0;
1.164     albertel  817: 	    my $graded = 0;
1.248     albertel  818: 	    my $incorrect = 0;
1.110     ng        819: 	    foreach (keys(%status)) {
1.145     albertel  820: 		$submitted = 1 if ($status{$_} ne 'nothing');
1.248     albertel  821: 		$graded = 1 if ($status{$_} =~ /^ungraded/);
                    822: 		$incorrect = 1 if ($status{$_} =~ /^incorrect/);
                    823: 		
1.110     ng        824: 		my ($foo,$partid,$foo1) = split(/\./,$_);
                    825: 		if ($status{'resource.'.$partid.'.submitted_by'} ne '') {
1.145     albertel  826: 		    $submitted = 0;
1.150     albertel  827: 		    my ($part)=split(/\./,$partid);
1.110     ng        828: 		    $gradeTable.='<input type="hidden" name="'.
1.150     albertel  829: 			$student.':'.$part.':submitted_by" value="'.
1.110     ng        830: 			$status{'resource.'.$partid.'.submitted_by'}.'" />';
                    831: 		}
1.41      ng        832: 	    }
1.248     albertel  833: 	    
1.156     albertel  834: 	    next if (!$submitted && ($submitonly eq 'yes' ||
                    835: 				     $submitonly eq 'incorrect' ||
                    836: 				     $submitonly eq 'graded'));
1.248     albertel  837: 	    next if (!$graded && ($submitonly eq 'graded'));
                    838: 	    next if (!$incorrect && $submitonly eq 'incorrect');
1.41      ng        839: 	}
1.34      ng        840: 
1.45      ng        841: 	$ctr++;
1.249     albertel  842: 	my $section = $classlist->{$student}->[&Apache::loncoursedata::CL_SECTION()];
                    843: 
1.104     albertel  844: 	if ( $perm{'vgr'} eq 'F' ) {
1.110     ng        845: 	    $gradeTable.='<tr bgcolor="#ffffe6">' if ($ctr%2 ==1);
1.126     ng        846: 	    $gradeTable.='<td align="right">'.$ctr.'&nbsp;</td>'.
1.249     albertel  847:                '<td align="center"><label><input type=checkbox name="stuinfo" value="'.
                    848:                $student.':'.$$fullname{$student}.':::SECTION'.$section.
                    849: 	       ')&nbsp;" />&nbsp;&nbsp;</label></td>'."\n".'<td>'.
                    850: 	       &nameUserString(undef,$$fullname{$student},$uname,$udom).
                    851: 	       '&nbsp;'.$section.'</td>'."\n";
1.110     ng        852: 
1.257     albertel  853: 	    if ($env{'form.showgrading'} eq 'yes' && $submitonly ne 'all') {
1.110     ng        854: 		foreach (sort keys(%status)) {
                    855: 		    next if (/^resource.*?submitted_by$/);
1.276     albertel  856: 		    $gradeTable.='<td align="center">&nbsp;'.$status{$_}.'&nbsp;</td>'."\n";
1.110     ng        857: 		}
1.41      ng        858: 	    }
1.126     ng        859: #	    $gradeTable.='<td></td>' if ($ctr%2 ==1);
1.110     ng        860: 	    $gradeTable.='</tr>'."\n" if ($ctr%2 ==0);
1.41      ng        861: 	}
                    862:     }
1.110     ng        863:     if ($ctr%2 ==1) {
1.126     ng        864: 	$gradeTable.='<td>&nbsp;</td><td>&nbsp;</td><td>&nbsp;</td>';
1.301     albertel  865: 	    if ($env{'form.showgrading'} eq 'yes' 
                    866: 		&& $submitonly ne 'queued'
                    867: 		&& $submitonly ne 'all') {
1.110     ng        868: 		foreach (@$partlist) {
                    869: 		    $gradeTable.='<td>&nbsp;</td>';
                    870: 		}
1.301     albertel  871: 	    } elsif ($submitonly eq 'queued') {
                    872: 		$gradeTable.='<td>&nbsp;</td>';
1.110     ng        873: 	    }
                    874: 	$gradeTable.='</tr>';
                    875:     }
                    876: 
1.249     albertel  877:     $gradeTable.='</table></td></tr></table>'."\n".
1.45      ng        878: 	'<input type="button" '.
                    879: 	'onClick="javascript:checkSelect(this.form.stuinfo);" '.
1.126     ng        880: 	'value="Next->" /></form>'."\n";
1.45      ng        881:     if ($ctr == 0) {
1.96      albertel  882: 	my $num_students=(scalar(keys(%$fullname)));
                    883: 	if ($num_students eq 0) {
                    884: 	    $gradeTable='<br />&nbsp;<font color="red">There are no students currently enrolled.</font>';
                    885: 	} else {
1.171     albertel  886: 	    my $submissions='submissions';
                    887: 	    if ($submitonly eq 'incorrect') { $submissions = 'incorrect submissions'; }
                    888: 	    if ($submitonly eq 'graded'   ) { $submissions = 'ungraded submissions'; }
1.301     albertel  889: 	    if ($submitonly eq 'queued'   ) { $submissions = 'queued submissions'; }
1.96      albertel  890: 	    $gradeTable='<br />&nbsp;<font color="red">'.
1.171     albertel  891: 		'No '.$submissions.' found for this resource for any students. ('.$num_students.
                    892: 		' students checked for '.$submissions.')</font><br />';
1.96      albertel  893: 	}
1.46      ng        894:     } elsif ($ctr == 1) {
                    895: 	$gradeTable =~ s/type=checkbox/type=checkbox checked/;
1.45      ng        896:     }
1.324     albertel  897:     $gradeTable.=&show_grading_menu_form($symb);
1.45      ng        898:     $request->print($gradeTable);
1.44      ng        899:     return '';
1.10      ng        900: }
                    901: 
1.44      ng        902: #---- Called from the listStudents routine
1.249     albertel  903: 
                    904: sub check_script {
                    905:     my ($form, $type)=@_;
                    906:     my $chkallscript='<script type="text/javascript">
                    907:     function checkall() {
                    908:         for (i=0; i<document.forms.'.$form.'.elements.length; i++) {
                    909:             ele = document.forms.'.$form.'.elements[i];
                    910:             if (ele.name == "'.$type.'") {
                    911:             document.forms.'.$form.'.elements[i].checked=true;
                    912:                                        }
                    913:         }
                    914:     }
                    915: 
                    916:     function checksec() {
                    917:         for (i=0; i<document.forms.'.$form.'.elements.length; i++) {
                    918:             ele = document.forms.'.$form.'.elements[i];
                    919:            string = document.forms.'.$form.'.chksec.value;
                    920:            if
                    921:           (ele.value.indexOf(":::SECTION"+string)>0) {
                    922:               document.forms.'.$form.'.elements[i].checked=true;
                    923:             }
                    924:         }
                    925:     }
                    926: 
                    927: 
                    928:     function uncheckall() {
                    929:         for (i=0; i<document.forms.'.$form.'.elements.length; i++) {
                    930:             ele = document.forms.'.$form.'.elements[i];
                    931:             if (ele.name == "'.$type.'") {
                    932:             document.forms.'.$form.'.elements[i].checked=false;
                    933:                                        }
                    934:         }
                    935:     }
                    936: 
                    937: </script>'."\n";
                    938:     return $chkallscript;
                    939: }
                    940: 
                    941: sub check_buttons {
                    942:     my $buttons.='<input type="button" onclick="checkall()" value="Check All" />';
                    943:     $buttons.='<input type="button" onclick="uncheckall()" value="Uncheck All" />&nbsp;';
                    944:     $buttons.='<input type="button" onclick="checksec()" value="Check Section/Group" />';
                    945:     $buttons.='<input type="text" size="5" name="chksec" />&nbsp;';
                    946:     return $buttons;
                    947: }
                    948: 
1.44      ng        949: #     Displays the submissions for one student or a group of students
1.34      ng        950: sub processGroup {
1.41      ng        951:     my ($request)  = shift;
                    952:     my $ctr        = 0;
1.155     albertel  953:     my @stuchecked = &Apache::loncommon::get_env_multiple('form.stuinfo');
1.41      ng        954:     my $total      = scalar(@stuchecked)-1;
1.45      ng        955: 
1.396     banghart  956:     foreach my $student (@stuchecked) {
                    957: 	my ($uname,$udom,$fullname) = split(/:/,$student);
1.257     albertel  958: 	$env{'form.student'}        = $uname;
                    959: 	$env{'form.userdom'}        = $udom;
                    960: 	$env{'form.fullname'}       = $fullname;
1.41      ng        961: 	&submission($request,$ctr,$total);
                    962: 	$ctr++;
                    963:     }
                    964:     return '';
1.35      ng        965: }
1.34      ng        966: 
1.44      ng        967: #------------------------------------------------------------------------------------
                    968: #
                    969: #-------------------------- Next few routines handles grading by student, essentially
                    970: #                           handles essay response type problem/part
                    971: #
                    972: #--- Javascript to handle the submission page functionality ---
                    973: sub sub_page_js {
                    974:     my $request = shift;
                    975:     $request->print(<<SUBJAVASCRIPT);
                    976: <script type="text/javascript" language="javascript">
1.71      ng        977:     function updateRadio(formname,id,weight) {
1.125     ng        978: 	var gradeBox = formname["GD_BOX"+id];
                    979: 	var radioButton = formname["RADVAL"+id];
                    980: 	var oldpts = formname["oldpts"+id].value;
1.72      ng        981: 	var pts = checkSolved(formname,id) == 'update' ? gradeBox.value : oldpts;
1.71      ng        982: 	gradeBox.value = pts;
                    983: 	var resetbox = false;
                    984: 	if (isNaN(pts) || pts < 0) {
                    985: 	    alert("A number equal or greater than 0 is expected. Entered value = "+pts);
                    986: 	    for (var i=0; i<radioButton.length; i++) {
                    987: 		if (radioButton[i].checked) {
                    988: 		    gradeBox.value = i;
                    989: 		    resetbox = true;
                    990: 		}
                    991: 	    }
                    992: 	    if (!resetbox) {
                    993: 		formtextbox.value = "";
                    994: 	    }
                    995: 	    return;
1.44      ng        996: 	}
1.71      ng        997: 
                    998: 	if (pts > weight) {
                    999: 	    var resp = confirm("You entered a value ("+pts+
                   1000: 			       ") greater than the weight for the part. Accept?");
                   1001: 	    if (resp == false) {
1.125     ng       1002: 		gradeBox.value = oldpts;
1.71      ng       1003: 		return;
                   1004: 	    }
1.44      ng       1005: 	}
1.13      albertel 1006: 
1.71      ng       1007: 	for (var i=0; i<radioButton.length; i++) {
                   1008: 	    radioButton[i].checked=false;
                   1009: 	    if (pts == i && pts != "") {
                   1010: 		radioButton[i].checked=true;
                   1011: 	    }
                   1012: 	}
                   1013: 	updateSelect(formname,id);
1.125     ng       1014: 	formname["stores"+id].value = "0";
1.41      ng       1015:     }
1.5       albertel 1016: 
1.72      ng       1017:     function writeBox(formname,id,pts) {
1.125     ng       1018: 	var gradeBox = formname["GD_BOX"+id];
1.71      ng       1019: 	if (checkSolved(formname,id) == 'update') {
                   1020: 	    gradeBox.value = pts;
                   1021: 	} else {
1.125     ng       1022: 	    var oldpts = formname["oldpts"+id].value;
1.72      ng       1023: 	    gradeBox.value = oldpts;
1.125     ng       1024: 	    var radioButton = formname["RADVAL"+id];
1.71      ng       1025: 	    for (var i=0; i<radioButton.length; i++) {
                   1026: 		radioButton[i].checked=false;
1.72      ng       1027: 		if (i == oldpts) {
1.71      ng       1028: 		    radioButton[i].checked=true;
                   1029: 		}
                   1030: 	    }
1.41      ng       1031: 	}
1.125     ng       1032: 	formname["stores"+id].value = "0";
1.71      ng       1033: 	updateSelect(formname,id);
                   1034: 	return;
1.41      ng       1035:     }
1.44      ng       1036: 
1.71      ng       1037:     function clearRadBox(formname,id) {
                   1038: 	if (checkSolved(formname,id) == 'noupdate') {
                   1039: 	    updateSelect(formname,id);
                   1040: 	    return;
                   1041: 	}
1.125     ng       1042: 	gradeSelect = formname["GD_SEL"+id];
1.71      ng       1043: 	for (var i=0; i<gradeSelect.length; i++) {
                   1044: 	    if (gradeSelect[i].selected) {
                   1045: 		var selectx=i;
                   1046: 	    }
                   1047: 	}
1.125     ng       1048: 	var stores = formname["stores"+id];
1.71      ng       1049: 	if (selectx == stores.value) { return };
1.125     ng       1050: 	var gradeBox = formname["GD_BOX"+id];
1.71      ng       1051: 	gradeBox.value = "";
1.125     ng       1052: 	var radioButton = formname["RADVAL"+id];
1.71      ng       1053: 	for (var i=0; i<radioButton.length; i++) {
                   1054: 	    radioButton[i].checked=false;
                   1055: 	}
                   1056: 	stores.value = selectx;
                   1057:     }
1.5       albertel 1058: 
1.71      ng       1059:     function checkSolved(formname,id) {
1.125     ng       1060: 	if (formname["solved"+id].value == "correct_by_student" && formname.overRideScore.value == 'no') {
1.118     ng       1061: 	    var reply = confirm("This problem has been graded correct by the computer. Do you want to change the score?");
                   1062: 	    if (!reply) {return "noupdate";}
1.120     ng       1063: 	    formname.overRideScore.value = 'yes';
1.41      ng       1064: 	}
1.71      ng       1065: 	return "update";
1.13      albertel 1066:     }
1.71      ng       1067: 
                   1068:     function updateSelect(formname,id) {
1.125     ng       1069: 	formname["GD_SEL"+id][0].selected = true;
1.71      ng       1070: 	return;
1.41      ng       1071:     }
1.33      ng       1072: 
1.121     ng       1073: //=========== Check that a point is assigned for all the parts  ============
1.71      ng       1074:     function checksubmit(formname,val,total,parttot) {
1.121     ng       1075: 	formname.gradeOpt.value = val;
1.71      ng       1076: 	if (val == "Save & Next") {
                   1077: 	    for (i=0;i<=total;i++) {
                   1078: 		for (j=0;j<parttot;j++) {
1.125     ng       1079: 		    var partid = formname["partid"+i+"_"+j].value;
1.127     ng       1080: 		    if (formname["GD_SEL"+i+"_"+partid][0].selected) {
1.125     ng       1081: 			var points = formname["GD_BOX"+i+"_"+partid].value;
1.71      ng       1082: 			if (points == "") {
1.125     ng       1083: 			    var name = formname["name"+i].value;
1.129     ng       1084: 			    var studentID = (name != '' ? name : formname["unamedom"+i].value);
                   1085: 			    var resp = confirm("You did not assign a score for "+studentID+
                   1086: 					       ", part "+partid+". Continue?");
1.71      ng       1087: 			    if (resp == false) {
1.125     ng       1088: 				formname["GD_BOX"+i+"_"+partid].focus();
1.71      ng       1089: 				return false;
                   1090: 			    }
                   1091: 			}
                   1092: 		    }
                   1093: 		    
                   1094: 		}
                   1095: 	    }
                   1096: 	    
                   1097: 	}
1.121     ng       1098: 	if (val == "Grade Student") {
                   1099: 	    formname.showgrading.value = "yes";
                   1100: 	    if (formname.Status.value == "") {
                   1101: 		formname.Status.value = "Active";
                   1102: 	    }
                   1103: 	    formname.studentNo.value = total;
                   1104: 	}
1.120     ng       1105: 	formname.submit();
                   1106:     }
                   1107: 
1.71      ng       1108: //======= Check that a score is assigned for all the problems (page/sequence grading only) =========
                   1109:     function checkSubmitPage(formname,total) {
                   1110: 	noscore = new Array(100);
                   1111: 	var ptr = 0;
                   1112: 	for (i=1;i<total;i++) {
1.125     ng       1113: 	    var partid = formname["q_"+i].value;
1.127     ng       1114: 	    if (formname["GD_SEL"+i+"_"+partid][0].selected) {
1.125     ng       1115: 		var points = formname["GD_BOX"+i+"_"+partid].value;
                   1116: 		var status = formname["solved"+i+"_"+partid].value;
1.71      ng       1117: 		if (points == "" && status != "correct_by_student") {
                   1118: 		    noscore[ptr] = i;
                   1119: 		    ptr++;
                   1120: 		}
                   1121: 	    }
                   1122: 	}
                   1123: 	if (ptr != 0) {
                   1124: 	    var sense = ptr == 1 ? ": " : "s: ";
                   1125: 	    var prolist = "";
                   1126: 	    if (ptr == 1) {
                   1127: 		prolist = noscore[0];
                   1128: 	    } else {
                   1129: 		var i = 0;
                   1130: 		while (i < ptr-1) {
                   1131: 		    prolist += noscore[i]+", ";
                   1132: 		    i++;
                   1133: 		}
                   1134: 		prolist += "and "+noscore[i];
                   1135: 	    }
                   1136: 	    var resp = confirm("You did not assign any score for the following problem"+sense+prolist+". Continue?");
                   1137: 	    if (resp == false) {
                   1138: 		return false;
                   1139: 	    }
                   1140: 	}
1.45      ng       1141: 
1.71      ng       1142: 	formname.submit();
                   1143:     }
                   1144: </script>
                   1145: SUBJAVASCRIPT
                   1146: }
1.45      ng       1147: 
1.71      ng       1148: #--- javascript for essay type problem --
                   1149: sub sub_page_kw_js {
                   1150:     my $request = shift;
1.80      ng       1151:     my $iconpath = $request->dir_config('lonIconsURL');
1.118     ng       1152:     &commonJSfunctions($request);
1.350     albertel 1153: 
1.351     albertel 1154:     my $inner_js_msg_central=<<INNERJS;
1.350     albertel 1155:     <script text="text/javascript">
                   1156:     function checkInput() {
                   1157:       opener.document.SCORE.msgsub.value = opener.checkEntities(document.msgcenter.msgsub.value);
                   1158:       var nmsg   = opener.document.SCORE.savemsgN.value;
                   1159:       var usrctr = document.msgcenter.usrctr.value;
                   1160:       var newval = opener.document.SCORE["newmsg"+usrctr];
                   1161:       newval.value = opener.checkEntities(document.msgcenter.newmsg.value);
                   1162: 
                   1163:       var msgchk = "";
                   1164:       if (document.msgcenter.subchk.checked) {
                   1165:          msgchk = "msgsub,";
                   1166:       }
                   1167:       var includemsg = 0;
                   1168:       for (var i=1; i<=nmsg; i++) {
                   1169:           var opnmsg = opener.document.SCORE["savemsg"+i];
                   1170:           var frmmsg = document.msgcenter["msg"+i];
                   1171:           opnmsg.value = opener.checkEntities(frmmsg.value);
                   1172:           var showflg = opener.document.SCORE["shownOnce"+i];
                   1173:           showflg.value = "1";
                   1174:           var chkbox = document.msgcenter["msgn"+i];
                   1175:           if (chkbox.checked) {
                   1176:              msgchk += "savemsg"+i+",";
                   1177:              includemsg = 1;
                   1178:           }
                   1179:       }
                   1180:       if (document.msgcenter.newmsgchk.checked) {
                   1181:          msgchk += "newmsg"+usrctr;
                   1182:          includemsg = 1;
                   1183:       }
                   1184:       imgformname = opener.document.SCORE["mailicon"+usrctr];
                   1185:       imgformname.src = "$iconpath/"+((includemsg) ? "mailto.gif" : "mailbkgrd.gif");
                   1186:       var includemsg = opener.document.SCORE["includemsg"+usrctr];
                   1187:       includemsg.value = msgchk;
                   1188: 
                   1189:       self.close()
                   1190: 
                   1191:     }
                   1192:     </script>
                   1193: INNERJS
                   1194: 
1.351     albertel 1195:     my $inner_js_highlight_central=<<INNERJS;
                   1196:  <script type="text/javascript">
                   1197:     function updateChoice(flag) {
                   1198:       opener.document.SCORE.kwclr.value = opener.radioSelection(document.hlCenter.kwdclr);
                   1199:       opener.document.SCORE.kwsize.value = opener.radioSelection(document.hlCenter.kwdsize);
                   1200:       opener.document.SCORE.kwstyle.value = opener.radioSelection(document.hlCenter.kwdstyle);
                   1201:       opener.document.SCORE.refresh.value = "on";
                   1202:       if (opener.document.SCORE.keywords.value!=""){
                   1203:          opener.document.SCORE.submit();
                   1204:       }
                   1205:       self.close()
                   1206:     }
                   1207: </script>
                   1208: INNERJS
                   1209: 
                   1210:     my $start_page_msg_central = 
                   1211:         &Apache::loncommon::start_page('Message Central',$inner_js_msg_central,
                   1212: 				       {'js_ready'  => 1,
                   1213: 					'only_body' => 1,
                   1214: 					'bgcolor'   =>'#FFFFFF',});
                   1215:     my $end_page_msg_central = 
                   1216: 	&Apache::loncommon::end_page({'js_ready' => 1});
                   1217: 
                   1218: 
                   1219:     my $start_page_highlight_central = 
                   1220:         &Apache::loncommon::start_page('Highlight Central',
                   1221: 				       $inner_js_highlight_central,
1.350     albertel 1222: 				       {'js_ready'  => 1,
                   1223: 					'only_body' => 1,
                   1224: 					'bgcolor'   =>'#FFFFFF',});
1.351     albertel 1225:     my $end_page_highlight_central = 
1.350     albertel 1226: 	&Apache::loncommon::end_page({'js_ready' => 1});
                   1227: 
1.219     www      1228:     my $docopen=&Apache::lonhtmlcommon::javascript_docopen();
1.236     albertel 1229:     $docopen=~s/^document\.//;
1.71      ng       1230:     $request->print(<<SUBJAVASCRIPT);
                   1231: <script type="text/javascript" language="javascript">
1.45      ng       1232: 
1.44      ng       1233: //===================== Show list of keywords ====================
1.122     ng       1234:   function keywords(formname) {
                   1235:     var nret = prompt("Keywords list, separated by a space. Add/delete to list if desired.",formname.keywords.value);
1.44      ng       1236:     if (nret==null) return;
1.122     ng       1237:     formname.keywords.value = nret;
1.44      ng       1238: 
1.122     ng       1239:     if (formname.keywords.value != "") {
1.128     ng       1240: 	formname.refresh.value = "on";
1.122     ng       1241: 	formname.submit();
1.44      ng       1242:     }
                   1243:     return;
                   1244:   }
                   1245: 
                   1246: //===================== Script to view submitted by ==================
                   1247:   function viewSubmitter(submitter) {
                   1248:     document.SCORE.refresh.value = "on";
                   1249:     document.SCORE.NCT.value = "1";
                   1250:     document.SCORE.unamedom0.value = submitter;
                   1251:     document.SCORE.submit();
                   1252:     return;
                   1253:   }
                   1254: 
                   1255: //===================== Script to add keyword(s) ==================
                   1256:   function getSel() {
                   1257:     if (document.getSelection) txt = document.getSelection();
                   1258:     else if (document.selection) txt = document.selection.createRange().text;
                   1259:     else return;
                   1260:     var cleantxt = txt.replace(new RegExp('([\\f\\n\\r\\t\\v ])+', 'g')," ");
                   1261:     if (cleantxt=="") {
1.46      ng       1262: 	alert("Please select a word or group of words from document and then click this link.");
1.44      ng       1263: 	return;
                   1264:     }
                   1265:     var nret = prompt("Add selection to keyword list? Edit if desired.",cleantxt);
                   1266:     if (nret==null) return;
1.127     ng       1267:     document.SCORE.keywords.value = document.SCORE.keywords.value+" "+nret;
1.44      ng       1268:     if (document.SCORE.keywords.value != "") {
1.127     ng       1269: 	document.SCORE.refresh.value = "on";
1.44      ng       1270: 	document.SCORE.submit();
                   1271:     }
                   1272:     return;
                   1273:   }
                   1274: 
                   1275: //====================== Script for composing message ==============
1.80      ng       1276:    // preload images
                   1277:    img1 = new Image();
                   1278:    img1.src = "$iconpath/mailbkgrd.gif";
                   1279:    img2 = new Image();
                   1280:    img2.src = "$iconpath/mailto.gif";
                   1281: 
1.44      ng       1282:   function msgCenter(msgform,usrctr,fullname) {
                   1283:     var Nmsg  = msgform.savemsgN.value;
                   1284:     savedMsgHeader(Nmsg,usrctr,fullname);
                   1285:     var subject = msgform.msgsub.value;
1.127     ng       1286:     var msgchk = document.SCORE["includemsg"+usrctr].value;
1.44      ng       1287:     re = /msgsub/;
                   1288:     var shwsel = "";
                   1289:     if (re.test(msgchk)) { shwsel = "checked" }
1.123     ng       1290:     subject = (document.SCORE.shownSub.value == 0 ? checkEntities(subject) : subject);
                   1291:     displaySubject(checkEntities(subject),shwsel);
1.44      ng       1292:     for (var i=1; i<=Nmsg; i++) {
1.123     ng       1293: 	var testmsg = "savemsg"+i+",";
                   1294: 	re = new RegExp(testmsg,"g");
1.44      ng       1295: 	shwsel = "";
                   1296: 	if (re.test(msgchk)) { shwsel = "checked" }
1.125     ng       1297: 	var message = document.SCORE["savemsg"+i].value;
1.126     ng       1298: 	message = (document.SCORE["shownOnce"+i].value == 0 ? checkEntities(message) : message);
1.123     ng       1299: 	displaySavedMsg(i,message,shwsel); //I do not get it. w/o checkEntities on saved messages,
                   1300: 	                                   //any &lt; is already converted to <, etc. However, only once!!
1.44      ng       1301:     }
1.125     ng       1302:     newmsg = document.SCORE["newmsg"+usrctr].value;
1.44      ng       1303:     shwsel = "";
                   1304:     re = /newmsg/;
                   1305:     if (re.test(msgchk)) { shwsel = "checked" }
                   1306:     newMsg(newmsg,shwsel);
                   1307:     msgTail(); 
                   1308:     return;
                   1309:   }
                   1310: 
1.123     ng       1311:   function checkEntities(strx) {
                   1312:     if (strx.length == 0) return strx;
                   1313:     var orgStr = ["&", "<", ">", '"']; 
                   1314:     var newStr = ["&amp;", "&lt;", "&gt;", "&quot;"];
                   1315:     var counter = 0;
                   1316:     while (counter < 4) {
                   1317: 	strx = strReplace(strx,orgStr[counter],newStr[counter]);
                   1318: 	counter++;
                   1319:     }
                   1320:     return strx;
                   1321:   }
                   1322: 
                   1323:   function strReplace(strx, orgStr, newStr) {
                   1324:     return strx.split(orgStr).join(newStr);
                   1325:   }
                   1326: 
1.44      ng       1327:   function savedMsgHeader(Nmsg,usrctr,fullname) {
1.76      ng       1328:     var height = 70*Nmsg+250;
1.44      ng       1329:     var scrollbar = "no";
                   1330:     if (height > 600) {
                   1331: 	height = 600;
                   1332: 	scrollbar = "yes";
                   1333:     }
1.118     ng       1334:     var xpos = (screen.width-600)/2;
                   1335:     xpos = (xpos < 0) ? '0' : xpos;
                   1336:     var ypos = (screen.height-height)/2-30;
                   1337:     ypos = (ypos < 0) ? '0' : ypos;
                   1338: 
1.206     albertel 1339:     pWin = window.open('', 'MessageCenter', 'resizable=yes,toolbar=no,location=no,scrollbars='+scrollbar+',screenx='+xpos+',screeny='+ypos+',width=600,height='+height);
1.76      ng       1340:     pWin.focus();
                   1341:     pDoc = pWin.document;
1.219     www      1342:     pDoc.$docopen;
1.351     albertel 1343:     pDoc.write('$start_page_msg_central');
1.76      ng       1344: 
                   1345:     pDoc.write("<form action=\\"inactive\\" name=\\"msgcenter\\">");
                   1346:     pDoc.write("<input value=\\""+usrctr+"\\" name=\\"usrctr\\" type=\\"hidden\\">");
1.326     albertel 1347:     pDoc.write("<font color=\\"green\\" size=+1>&nbsp;Compose Message for \"+fullname+\"</font><br /><br />");
1.76      ng       1348: 
                   1349:     pDoc.write("<table border=0 width=100%><tr><td bgcolor=\\"#777777\\">");
                   1350:     pDoc.write("<table border=0 width=100%><tr bgcolor=\\"#ddffff\\">");
                   1351:     pDoc.write("<td><b>Type</b></td><td><b>Include</b></td><td><b>Message</td></tr>");
1.44      ng       1352: }
                   1353:     function displaySubject(msg,shwsel) {
1.76      ng       1354:     pDoc = pWin.document;
                   1355:     pDoc.write("<tr bgcolor=\\"#ffffdd\\">");
                   1356:     pDoc.write("<td>Subject</td>");
                   1357:     pDoc.write("<td align=\\"center\\"><input name=\\"subchk\\" type=\\"checkbox\\"" +shwsel+"></td>");
                   1358:     pDoc.write("<td><input name=\\"msgsub\\" type=\\"text\\" value=\\""+msg+"\\"size=\\"60\\" maxlength=\\"80\\"></td></tr>");
1.44      ng       1359: }
                   1360: 
1.72      ng       1361:   function displaySavedMsg(ctr,msg,shwsel) {
1.76      ng       1362:     pDoc = pWin.document;
                   1363:     pDoc.write("<tr bgcolor=\\"#ffffdd\\">");
                   1364:     pDoc.write("<td align=\\"center\\">"+ctr+"</td>");
                   1365:     pDoc.write("<td align=\\"center\\"><input name=\\"msgn"+ctr+"\\" type=\\"checkbox\\"" +shwsel+"></td>");
                   1366:     pDoc.write("<td><textarea name=\\"msg"+ctr+"\\" cols=\\"60\\" rows=\\"3\\">"+msg+"</textarea></td></tr>");
1.44      ng       1367: }
                   1368: 
                   1369:   function newMsg(newmsg,shwsel) {
1.76      ng       1370:     pDoc = pWin.document;
                   1371:     pDoc.write("<tr bgcolor=\\"#ffffdd\\">");
                   1372:     pDoc.write("<td align=\\"center\\">New</td>");
                   1373:     pDoc.write("<td align=\\"center\\"><input name=\\"newmsgchk\\" type=\\"checkbox\\"" +shwsel+"></td>");
                   1374:     pDoc.write("<td><textarea name=\\"newmsg\\" cols=\\"60\\" rows=\\"3\\" onchange=\\"javascript:this.form.newmsgchk.checked=true\\" >"+newmsg+"</textarea></td></tr>");
1.44      ng       1375: }
                   1376: 
                   1377:   function msgTail() {
1.76      ng       1378:     pDoc = pWin.document;
                   1379:     pDoc.write("</table>");
                   1380:     pDoc.write("</td></tr></table>&nbsp;");
                   1381:     pDoc.write("<input type=\\"button\\" value=\\"Save\\" onClick=\\"javascript:checkInput()\\">&nbsp;&nbsp;");
1.326     albertel 1382:     pDoc.write("<input type=\\"button\\" value=\\"Cancel\\" onClick=\\"self.close()\\"><br /><br />");
1.76      ng       1383:     pDoc.write("</form>");
1.351     albertel 1384:     pDoc.write('$end_page_msg_central');
1.128     ng       1385:     pDoc.close();
1.44      ng       1386: }
                   1387: 
                   1388: //====================== Script for keyword highlight options ==============
                   1389:   function kwhighlight() {
                   1390:     var kwclr    = document.SCORE.kwclr.value;
                   1391:     var kwsize   = document.SCORE.kwsize.value;
                   1392:     var kwstyle  = document.SCORE.kwstyle.value;
                   1393:     var redsel = "";
                   1394:     var grnsel = "";
                   1395:     var blusel = "";
                   1396:     if (kwclr=="red")   {var redsel="checked"};
                   1397:     if (kwclr=="green") {var grnsel="checked"};
                   1398:     if (kwclr=="blue")  {var blusel="checked"};
                   1399:     var sznsel = "";
                   1400:     var sz1sel = "";
                   1401:     var sz2sel = "";
                   1402:     if (kwsize=="0")  {var sznsel="checked"};
                   1403:     if (kwsize=="+1") {var sz1sel="checked"};
                   1404:     if (kwsize=="+2") {var sz2sel="checked"};
                   1405:     var synsel = "";
                   1406:     var syisel = "";
                   1407:     var sybsel = "";
                   1408:     if (kwstyle=="")    {var synsel="checked"};
                   1409:     if (kwstyle=="<i>") {var syisel="checked"};
                   1410:     if (kwstyle=="<b>") {var sybsel="checked"};
                   1411:     highlightCentral();
                   1412:     highlightbody('red','red',redsel,'0','normal',sznsel,'','normal',synsel);
                   1413:     highlightbody('green','green',grnsel,'+1','+1',sz1sel,'<i>','italic',syisel);
                   1414:     highlightbody('blue','blue',blusel,'+2','+2',sz2sel,'<b>','bold',sybsel);
                   1415:     highlightend();
                   1416:     return;
                   1417:   }
                   1418: 
                   1419:   function highlightCentral() {
1.76      ng       1420: //    if (window.hwdWin) window.hwdWin.close();
1.118     ng       1421:     var xpos = (screen.width-400)/2;
                   1422:     xpos = (xpos < 0) ? '0' : xpos;
                   1423:     var ypos = (screen.height-330)/2-30;
                   1424:     ypos = (ypos < 0) ? '0' : ypos;
                   1425: 
1.206     albertel 1426:     hwdWin = window.open('', 'KeywordHighlightCentral', 'resizeable=yes,toolbar=no,location=no,scrollbars=no,width=400,height=300,screenx='+xpos+',screeny='+ypos);
1.76      ng       1427:     hwdWin.focus();
                   1428:     var hDoc = hwdWin.document;
1.219     www      1429:     hDoc.$docopen;
1.351     albertel 1430:     hDoc.write('$start_page_highlight_central');
1.76      ng       1431:     hDoc.write("<form action=\\"inactive\\" name=\\"hlCenter\\">");
1.326     albertel 1432:     hDoc.write("<font color=\\"green\\" size=+1>&nbsp;Keyword Highlight Options</font><br /><br />");
1.76      ng       1433: 
                   1434:     hDoc.write("<table border=0 width=100%><tr><td bgcolor=\\"#777777\\">");
                   1435:     hDoc.write("<table border=0 width=100%><tr bgcolor=\\"#ddffff\\">");
                   1436:     hDoc.write("<td><b>Text Color</b></td><td><b>Font Size</b></td><td><b>Font Style</td></tr>");
1.44      ng       1437:   }
                   1438: 
                   1439:   function highlightbody(clrval,clrtxt,clrsel,szval,sztxt,szsel,syval,sytxt,sysel) { 
1.76      ng       1440:     var hDoc = hwdWin.document;
                   1441:     hDoc.write("<tr bgcolor=\\"#ffffdd\\">");
                   1442:     hDoc.write("<td align=\\"left\\">");
                   1443:     hDoc.write("<input name=\\"kwdclr\\" type=\\"radio\\" value=\\""+clrval+"\\" "+clrsel+">&nbsp;"+clrtxt+"</td>");
                   1444:     hDoc.write("<td align=\\"left\\">");
                   1445:     hDoc.write("<input name=\\"kwdsize\\" type=\\"radio\\" value=\\""+szval+"\\" "+szsel+">&nbsp;"+sztxt+"</td>");
                   1446:     hDoc.write("<td align=\\"left\\">");
                   1447:     hDoc.write("<input name=\\"kwdstyle\\" type=\\"radio\\" value=\\""+syval+"\\" "+sysel+">&nbsp;"+sytxt+"</td>");
                   1448:     hDoc.write("</tr>");
1.44      ng       1449:   }
                   1450: 
                   1451:   function highlightend() { 
1.76      ng       1452:     var hDoc = hwdWin.document;
                   1453:     hDoc.write("</table>");
                   1454:     hDoc.write("</td></tr></table>&nbsp;");
                   1455:     hDoc.write("<input type=\\"button\\" value=\\"Save\\" onClick=\\"javascript:updateChoice(1)\\">&nbsp;&nbsp;");
1.326     albertel 1456:     hDoc.write("<input type=\\"button\\" value=\\"Cancel\\" onClick=\\"self.close()\\"><br /><br />");
1.76      ng       1457:     hDoc.write("</form>");
1.351     albertel 1458:     hDoc.write('$end_page_highlight_central');
1.128     ng       1459:     hDoc.close();
1.44      ng       1460:   }
                   1461: 
                   1462: </script>
                   1463: SUBJAVASCRIPT
                   1464: }
                   1465: 
1.349     albertel 1466: sub get_increment {
1.348     bowersj2 1467:     my $increment = $env{'form.increment'};
                   1468:     if ($increment != 1 && $increment != .5 && $increment != .25 &&
                   1469:         $increment != .1) {
                   1470:         $increment = 1;
                   1471:     }
                   1472:     return $increment;
                   1473: }
                   1474: 
1.71      ng       1475: #--- displays the grading box, used in essay type problem and grading by page/sequence
                   1476: sub gradeBox {
1.322     albertel 1477:     my ($request,$symb,$uname,$udom,$counter,$partid,$record) = @_;
1.381     albertel 1478:     my $checkIcon = '<img alt="'.&mt('Check Mark').
                   1479: 	'" src="'.$request->dir_config('lonIconsURL').
1.71      ng       1480: 	'/check.gif" height="16" border="0" />';
                   1481:     my $wgt    = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb,$udom,$uname);
                   1482:     my $wgtmsg = ($wgt > 0 ? '(problem weight)' : 
                   1483: 		  '<font color="red">problem weight assigned by computer</font>');
                   1484:     $wgt       = ($wgt > 0 ? $wgt : '1');
                   1485:     my $score  = ($$record{'resource.'.$partid.'.awarded'} eq '' ?
1.320     albertel 1486: 		  '' : &compute_points($$record{'resource.'.$partid.'.awarded'},$wgt));
1.71      ng       1487:     my $result='<input type="hidden" name="WGT'.$counter.'_'.$partid.'" value="'.$wgt.'" />'."\n";
1.324     albertel 1488:     my $display_part=&get_display_part($partid,$symb);
1.270     albertel 1489:     my %last_resets = &get_last_resets($symb,$env{'request.course.id'},
                   1490: 				       [$partid]);
                   1491:     my $aggtries = $$record{'resource.'.$partid.'.tries'};
1.269     raeburn  1492:     if ($last_resets{$partid}) {
                   1493:         $aggtries = &get_num_tries($record,$last_resets{$partid},$partid);
                   1494:     }
1.71      ng       1495:     $result.='<table border="0"><tr><td>'.
1.207     albertel 1496: 	'<b>Part: </b>'.$display_part.' <b>Points: </b></td><td>'."\n";
1.71      ng       1497:     my $ctr = 0;
1.348     bowersj2 1498:     my $thisweight = 0;
1.349     albertel 1499:     my $increment = &get_increment();
1.71      ng       1500:     $result.='<table border="0"><tr>'."\n";  # display radio buttons in a nice table 10 across
1.348     bowersj2 1501:     while ($thisweight<=$wgt) {
1.381     albertel 1502: 	$result.= '<td><span style="white-space: nowrap;"><label><input type="radio" name="RADVAL'.$counter.'_'.$partid.'" '.
1.71      ng       1503: 	    'onclick="javascript:writeBox(this.form,\''.$counter.'_'.$partid.'\','.
1.348     bowersj2 1504: 	    $thisweight.')" value="'.$thisweight.'" '.
1.381     albertel 1505: 	    ($score eq $thisweight ? 'checked':'').' /> '.$thisweight."</label></span></td>\n";
1.71      ng       1506: 	$result.=(($ctr+1)%10 == 0 ? '</tr><tr>' : '');
1.348     bowersj2 1507:         $thisweight += $increment;
1.71      ng       1508: 	$ctr++;
                   1509:     }
                   1510:     $result.='</tr></table>';
                   1511:     $result.='</td><td>&nbsp;<b>or</b>&nbsp;</td>'."\n";
                   1512:     $result.='<td><input type="text" name="GD_BOX'.$counter.'_'.$partid.'"'.
                   1513: 	($score ne ''? ' value = "'.$score.'"':'').' size="4" '.
                   1514: 	'onChange="javascript:updateRadio(this.form,\''.$counter.'_'.$partid.'\','.
                   1515: 	$wgt.')" /></td>'."\n";
                   1516:     $result.='<td>/'.$wgt.' '.$wgtmsg.
                   1517: 	($$record{'resource.'.$partid.'.solved'} eq 'correct_by_student' ? '&nbsp;'.$checkIcon : '').
                   1518: 	' </td><td>'."\n";
                   1519:     $result.='<select name="GD_SEL'.$counter.'_'.$partid.'" '.
                   1520: 	'onChange="javascript:clearRadBox(this.form,\''.$counter.'_'.$partid.'\')" >'."\n";
                   1521:     if ($$record{'resource.'.$partid.'.solved'} eq 'excused') {
1.384     albertel 1522: 	$result.='<option></option>'.
1.125     ng       1523: 	    '<option selected="on">excused</option>';
1.71      ng       1524:     } else {
1.384     albertel 1525: 	$result.='<option selected="on"></option>'.
1.125     ng       1526: 	    '<option>excused</option>';
1.71      ng       1527:     }
1.125     ng       1528:     $result.='<option>reset status</option></select>'."\n";
1.381     albertel 1529:     $result.="&nbsp;&nbsp;\n";
1.71      ng       1530:     $result.='<input type="hidden" name="stores'.$counter.'_'.$partid.'" value="" />'."\n".
                   1531: 	'<input type="hidden" name="oldpts'.$counter.'_'.$partid.'" value="'.$score.'" />'."\n".
                   1532: 	'<input type="hidden" name="solved'.$counter.'_'.$partid.'" value="'.
1.269     raeburn  1533: 	$$record{'resource.'.$partid.'.solved'}.'" />'."\n".
                   1534:         '<input type="hidden" name="totaltries'.$counter.'_'.$partid.'" value="'.
                   1535:         $$record{'resource.'.$partid.'.tries'}.'" />'."\n".
                   1536:         '<input type="hidden" name="aggtries'.$counter.'_'.$partid.'" value="'.
                   1537:         $aggtries.'" />'."\n";
1.71      ng       1538:     $result.='</td></tr></table>'."\n";
1.323     banghart 1539:     $result.=&handback_box($symb,$uname,$udom,$counter,$partid,$record);
1.318     banghart 1540:     return $result;
                   1541: }
1.322     albertel 1542: 
                   1543: sub handback_box {
1.323     banghart 1544:     my ($symb,$uname,$udom,$counter,$partid,$record) = @_;
1.324     albertel 1545:     my ($partlist,$handgrade,$responseType) = &response_type($symb);
1.323     banghart 1546:     my (@respids);
1.375     albertel 1547:      my @part_response_id = &flatten_responseType($responseType);
                   1548:     foreach my $part_response_id (@part_response_id) {
                   1549:     	my ($part,$resp) = @{ $part_response_id };
1.323     banghart 1550:         if ($part eq $partid) {
1.375     albertel 1551:             push(@respids,$resp);
1.323     banghart 1552:         }
                   1553:     }
1.318     banghart 1554:     my $result;
1.323     banghart 1555:     foreach my $respid (@respids) {
1.322     albertel 1556: 	my $prefix = $counter.'_'.$partid.'_'.$respid.'_';
                   1557: 	my $files=&get_submitted_files($udom,$uname,$partid,$respid,$record);
                   1558: 	next if (!@$files);
                   1559: 	my $file_counter = 1;
1.313     banghart 1560: 	foreach my $file (@$files) {
1.368     banghart 1561: 	    if ($file =~ /\/portfolio\//) {
                   1562:     	        my ($file_path, $file_disp) = ($file =~ m|(.+/)(.+)$|);
                   1563:     	        my ($name,$version,$ext) = &file_name_version_ext($file_disp);
                   1564:     	        $file_disp = "$name.$ext";
                   1565:     	        $file = $file_path.$file_disp;
                   1566:     	        $result.=&mt('Return commented version of [_1] to student.',
                   1567:     			 '<span class="LC_filename">'.$file_disp.'</span>');
                   1568:     	        $result.='<input type="file"   name="'.$prefix.'returndoc'.$file_counter.'" />'."\n";
                   1569:     	        $result.='<input type="hidden" name="'.$prefix.'origdoc'.$file_counter.'" value="'.$file.'" /><br />';
1.369     banghart 1570:     	        $result.='(File will be uploaded when you click on Save & Next below.)<br />';
1.368     banghart 1571:     	        $file_counter++;
                   1572: 	    }
1.322     albertel 1573: 	}
1.313     banghart 1574:     }
1.318     banghart 1575:     return $result;    
1.71      ng       1576: }
1.44      ng       1577: 
1.58      albertel 1578: sub show_problem {
1.382     albertel 1579:     my ($request,$symb,$uname,$udom,$removeform,$viewon,$mode,$form) = @_;
1.144     albertel 1580:     my $rendered;
1.382     albertel 1581:     my %form = ((ref($form) eq 'HASH')? %{$form} : ());
1.329     albertel 1582:     &Apache::lonxml::remember_problem_counter();
1.144     albertel 1583:     if ($mode eq 'both' or $mode eq 'text') {
                   1584: 	$rendered=&Apache::loncommon::get_student_view($symb,$uname,$udom,
1.382     albertel 1585: 						       $env{'request.course.id'},
                   1586: 						       undef,\%form);
1.144     albertel 1587:     }
1.58      albertel 1588:     if ($removeform) {
                   1589: 	$rendered=~s|<form(.*?)>||g;
                   1590: 	$rendered=~s|</form>||g;
1.374     albertel 1591: 	$rendered=~s|(<input[^>]*name\s*=\s*"?)(\w+)("?)|$1would_have_been_$2$3|g;
1.58      albertel 1592:     }
1.144     albertel 1593:     my $companswer;
                   1594:     if ($mode eq 'both' or $mode eq 'answer') {
1.329     albertel 1595: 	&Apache::lonxml::restore_problem_counter();
1.382     albertel 1596: 	$companswer=
                   1597: 	    &Apache::loncommon::get_student_answers($symb,$uname,$udom,
                   1598: 						    $env{'request.course.id'},
                   1599: 						    %form);
1.144     albertel 1600:     }
1.58      albertel 1601:     if ($removeform) {
                   1602: 	$companswer=~s|<form(.*?)>||g;
                   1603: 	$companswer=~s|</form>||g;
1.144     albertel 1604: 	$companswer=~s|name="submit"|name="would_have_been_submit"|g;
1.58      albertel 1605:     }
                   1606:     my $result.='<table border="0" width="100%"><tr><td bgcolor="#777777">';
1.71      ng       1607:     $result.='<table border="0" width="100%">';
1.144     albertel 1608:     if ($viewon) {
                   1609: 	$result.='<tr><td bgcolor="#e6ffff"><b> ';
                   1610: 	if ($mode eq 'both' or $mode eq 'text') {
                   1611: 	    $result.='View of the problem - ';
                   1612: 	} else {
                   1613: 	    $result.='Correct answer: ';
                   1614: 	}
1.257     albertel 1615: 	$result.=$env{'form.fullname'}.'</b></td></tr>';
1.144     albertel 1616:     }
                   1617:     if ($mode eq 'both') {
                   1618: 	$result.='<tr><td bgcolor="#ffffff">'.$rendered.'<br />';
                   1619: 	$result.='<b>Correct answer:</b><br />'.$companswer;
                   1620:     } elsif ($mode eq 'text') {
                   1621: 	$result.='<tr><td bgcolor="#ffffff">'.$rendered;
                   1622:     } elsif ($mode eq 'answer') {
                   1623: 	$result.='<tr><td bgcolor="#ffffff">'.$companswer;
                   1624:     }
1.58      albertel 1625:     $result.='</td></tr></table>';
                   1626:     $result.='</td></tr></table><br />';
1.71      ng       1627:     return $result;
1.58      albertel 1628: }
1.397   ! albertel 1629: 
1.396     banghart 1630: sub files_exist {
                   1631:     my ($r, $symb) = @_;
                   1632:     my @students = &Apache::loncommon::get_env_multiple('form.stuinfo');
1.397   ! albertel 1633: 
1.396     banghart 1634:     foreach my $student (@students) {
                   1635:         my ($uname,$udom,$fullname) = split(/:/,$student);
1.397   ! albertel 1636:         my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
        !          1637: 					      $udom,$uname);
1.396     banghart 1638:         my ($string,$timestamp)= &get_last_submission(\%record);
1.397   ! albertel 1639:         foreach my $submission (@$string) {
        !          1640:             my ($partid,$respid) =
        !          1641: 		($submission =~ /^resource\.([^\.]*)\.([^\.]*)\.submission/);
        !          1642:             my $files=&get_submitted_files($udom,$uname,$partid,$respid,
        !          1643: 					   \%record);
        !          1644:             return 1 if (@$files);
1.396     banghart 1645:         }
                   1646:     }
1.397   ! albertel 1647:     return 0;
1.396     banghart 1648: }
1.397   ! albertel 1649: 
1.394     banghart 1650: sub download_all_link {
                   1651:     my ($r,$symb) = @_;
1.395     albertel 1652:     my $all_students = 
                   1653: 	join("\n", &Apache::loncommon::get_env_multiple('form.stuinfo'));
                   1654: 
                   1655:     my $parts =
                   1656: 	join("\n",&Apache::loncommon::get_env_multiple('form.vPart'));
                   1657: 
1.394     banghart 1658:     my $identifier = &Apache::loncommon::get_cgi_id();
                   1659:     &Apache::lonnet::appenv('cgi.'.$identifier.'.students' => $all_students,
                   1660:                             'cgi.'.$identifier.'.symb' => $symb,
1.395     albertel 1661:                             'cgi.'.$identifier.'.parts' => $parts,);
                   1662:     $r->print('<a href="/cgi-bin/multidownload.pl?'.$identifier.'">'.
                   1663: 	      &mt('Download All Submitted Documents').'</a>');
1.394     banghart 1664:     return
                   1665: }
1.395     albertel 1666: 
1.44      ng       1667: # --------------------------- show submissions of a student, option to grade 
                   1668: sub submission {
                   1669:     my ($request,$counter,$total) = @_;
                   1670: 
1.257     albertel 1671:     my ($uname,$udom)     = ($env{'form.student'},$env{'form.userdom'});
                   1672:     $udom = ($udom eq '' ? $env{'user.domain'} : $udom); #has form.userdom changed for a student?
                   1673:     my $usec = &Apache::lonnet::getsection($udom,$uname,$env{'request.course.id'});
                   1674:     $env{'form.fullname'} = &Apache::loncommon::plainname($uname,$udom,'lastname') if $env{'form.fullname'} eq '';
1.41      ng       1675: 
1.324     albertel 1676:     my $symb = &get_symb($request); 
                   1677:     if ($symb eq '') { $request->print("Unable to handle ambiguous references:."); return ''; }
1.104     albertel 1678: 
                   1679:     if (!&canview($usec)) {
1.116     ng       1680: 	$request->print('<font color="red">Unable to view requested student.('.
1.222     albertel 1681: 			$uname.'@'.$udom.' in section '.$usec.' in course id '.
1.257     albertel 1682: 			$env{'request.course.id'}.')</font>');
1.324     albertel 1683: 	$request->print(&show_grading_menu_form($symb));
1.104     albertel 1684: 	return;
                   1685:     }
                   1686: 
1.257     albertel 1687:     if (!$env{'form.lastSub'}) { $env{'form.lastSub'} = 'datesub'; }
                   1688:     if (!$env{'form.vProb'}) { $env{'form.vProb'} = 'yes'; }
                   1689:     if (!$env{'form.vAns'}) { $env{'form.vAns'} = 'yes'; }
                   1690:     my $last = ($env{'form.lastSub'} eq 'last' ? 'last' : '');
1.381     albertel 1691:     my $checkIcon = '<img alt="'.&mt('Check Mark').
                   1692: 	'" src="'.$request->dir_config('lonIconsURL').
1.122     ng       1693: 	'/check.gif" height="16" border="0" />';
1.41      ng       1694: 
                   1695:     # header info
                   1696:     if ($counter == 0) {
                   1697: 	&sub_page_js($request);
1.257     albertel 1698: 	&sub_page_kw_js($request) if ($env{'form.handgrade'} eq 'yes');
                   1699: 	$env{'form.probTitle'} = $env{'form.probTitle'} eq '' ? 
                   1700: 	    &Apache::lonnet::gettitle($symb) : $env{'form.probTitle'};
1.397   ! albertel 1701: 	if ($env{'form.handgrade'} eq 'yes' && &files_exist($request, $symb)) {
1.396     banghart 1702: 	    &download_all_link($request, $symb);
                   1703: 	}
1.45      ng       1704: 	$request->print('<h3>&nbsp;<font color="#339933">Submission Record</font></h3>'."\n".
1.257     albertel 1705: 			'<font size=+1>&nbsp;<b>Resource: </b>'.$env{'form.probTitle'}.'</font>'."\n");
1.118     ng       1706: 
1.257     albertel 1707: 	if ($env{'form.handgrade'} eq 'no') {
1.118     ng       1708: 	    my $checkMark='<br /><br />&nbsp;<b>Note:</b> Part(s) graded correct by the computer is marked with a '.
                   1709: 		$checkIcon.' symbol.'."\n";
                   1710: 	    $request->print($checkMark);
                   1711: 	}
1.41      ng       1712: 
1.44      ng       1713: 	# option to display problem, only once else it cause problems 
                   1714:         # with the form later since the problem has a form.
1.257     albertel 1715: 	if ($env{'form.vProb'} eq 'yes' or $env{'form.vAns'} eq 'yes') {
1.144     albertel 1716: 	    my $mode;
1.257     albertel 1717: 	    if ($env{'form.vProb'} eq 'yes' && $env{'form.vAns'} eq 'yes') {
1.144     albertel 1718: 		$mode='both';
1.257     albertel 1719: 	    } elsif ($env{'form.vProb'} eq 'yes') {
1.144     albertel 1720: 		$mode='text';
1.257     albertel 1721: 	    } elsif ($env{'form.vAns'} eq 'yes') {
1.144     albertel 1722: 		$mode='answer';
                   1723: 	    }
1.329     albertel 1724: 	    &Apache::lonxml::clear_problem_counter();
1.144     albertel 1725: 	    $request->print(&show_problem($request,$symb,$uname,$udom,0,1,$mode));
1.41      ng       1726: 	}
                   1727: 	
1.44      ng       1728: 	# kwclr is the only variable that is guaranteed to be non blank 
                   1729:         # if this subroutine has been called once.
1.41      ng       1730: 	my %keyhash = ();
1.257     albertel 1731: 	if ($env{'form.kwclr'} eq '' && $env{'form.handgrade'} eq 'yes') {
1.41      ng       1732: 	    %keyhash = &Apache::lonnet::dump('nohist_handgrade',
1.257     albertel 1733: 					     $env{'course.'.$env{'request.course.id'}.'.domain'},
                   1734: 					     $env{'course.'.$env{'request.course.id'}.'.num'});
1.41      ng       1735: 
1.257     albertel 1736: 	    my $loginuser = $env{'user.name'}.':'.$env{'user.domain'};
                   1737: 	    $env{'form.keywords'} = $keyhash{$symb.'_keywords'} ne '' ? $keyhash{$symb.'_keywords'} : '';
                   1738: 	    $env{'form.kwclr'}    = $keyhash{$loginuser.'_kwclr'} ne '' ? $keyhash{$loginuser.'_kwclr'} : 'red';
                   1739: 	    $env{'form.kwsize'}   = $keyhash{$loginuser.'_kwsize'} ne '' ? $keyhash{$loginuser.'_kwsize'} : '0';
                   1740: 	    $env{'form.kwstyle'}  = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : '';
                   1741: 	    $env{'form.msgsub'}   = $keyhash{$symb.'_subject'} ne '' ? 
                   1742: 		$keyhash{$symb.'_subject'} : $env{'form.probTitle'};
                   1743: 	    $env{'form.savemsgN'} = $keyhash{$symb.'_savemsgN'} ne '' ? $keyhash{$symb.'_savemsgN'} : '0';
1.41      ng       1744: 	}
1.257     albertel 1745: 	my $overRideScore = $env{'form.overRideScore'} eq '' ? 'no' : $env{'form.overRideScore'};
1.44      ng       1746: 
1.303     banghart 1747: 	$request->print('<form action="/adm/grades" method="post" name="SCORE" enctype="multipart/form-data">'."\n".
1.41      ng       1748: 			'<input type="hidden" name="command"    value="handgrade" />'."\n".
1.257     albertel 1749: 			'<input type="hidden" name="saveState"  value="'.$env{'form.saveState'}.'" />'."\n".
                   1750: 			'<input type="hidden" name="Status"     value="'.$env{'form.Status'}.'" />'."\n".
1.120     ng       1751: 			'<input type="hidden" name="overRideScore" value="'.$overRideScore.'" />'."\n".
1.257     albertel 1752: 			'<input type="hidden" name="probTitle"  value="'.$env{'form.probTitle'}.'" />'."\n".
1.41      ng       1753: 			'<input type="hidden" name="refresh"    value="off" />'."\n".
1.120     ng       1754: 			'<input type="hidden" name="studentNo"  value="" />'."\n".
                   1755: 			'<input type="hidden" name="gradeOpt"   value="" />'."\n".
1.41      ng       1756: 			'<input type="hidden" name="symb"       value="'.$symb.'" />'."\n".
1.257     albertel 1757: 			'<input type="hidden" name="showgrading" value="'.$env{'form.showgrading'}.'" />'."\n".
                   1758: 			'<input type="hidden" name="vProb"      value="'.$env{'form.vProb'}.'" />'."\n".
                   1759: 			'<input type="hidden" name="vAns"       value="'.$env{'form.vAns'}.'" />'."\n".
                   1760: 			'<input type="hidden" name="lastSub"    value="'.$env{'form.lastSub'}.'" />'."\n".
1.326     albertel 1761: 			'<input type="hidden" name="section"    value="'.$env{'form.section'}.'" />'."\n".
                   1762: 			'<input type="hidden" name="submitonly" value="'.$env{'form.submitonly'}.'" />'."\n".
                   1763: 			'<input type="hidden" name="handgrade"  value="'.$env{'form.handgrade'}.'" />'."\n".
1.41      ng       1764: 			'<input type="hidden" name="NCT"'.
1.257     albertel 1765: 			' value="'.($env{'form.NTSTU'} ne '' ? $env{'form.NTSTU'} : $total+1).'" />'."\n");
                   1766: 	if ($env{'form.handgrade'} eq 'yes') {
                   1767: 	    $request->print('<input type="hidden" name="keywords" value="'.$env{'form.keywords'}.'" />'."\n".
                   1768: 			    '<input type="hidden" name="kwclr"    value="'.$env{'form.kwclr'}.'" />'."\n".
                   1769: 			    '<input type="hidden" name="kwsize"   value="'.$env{'form.kwsize'}.'" />'."\n".
                   1770: 			    '<input type="hidden" name="kwstyle"  value="'.$env{'form.kwstyle'}.'" />'."\n".
                   1771: 			    '<input type="hidden" name="msgsub"   value="'.$env{'form.msgsub'}.'" />'."\n".
1.123     ng       1772: 			    '<input type="hidden" name="shownSub" value="0" />'."\n".
1.257     albertel 1773: 			    '<input type="hidden" name="savemsgN" value="'.$env{'form.savemsgN'}.'" />'."\n");
1.154     albertel 1774: 	    foreach my $partid (&Apache::loncommon::get_env_multiple('form.vPart')) {
                   1775: 		$request->print('<input type="hidden" name="vPart" value="'.$partid.'" />'."\n");
                   1776: 	    }
1.123     ng       1777: 	}
1.41      ng       1778: 	
                   1779: 	my ($cts,$prnmsg) = (1,'');
1.257     albertel 1780: 	while ($cts <= $env{'form.savemsgN'}) {
1.41      ng       1781: 	    $prnmsg.='<input type="hidden" name="savemsg'.$cts.'" value="'.
1.123     ng       1782: 		(!exists($keyhash{$symb.'_savemsg'.$cts}) ? 
1.257     albertel 1783: 		 &Apache::lonfeedback::clear_out_html($env{'form.savemsg'.$cts}) :
1.80      ng       1784: 		 &Apache::lonfeedback::clear_out_html($keyhash{$symb.'_savemsg'.$cts})).
1.123     ng       1785: 		'" />'."\n".
                   1786: 		'<input type="hidden" name="shownOnce'.$cts.'" value="0" />'."\n";
1.41      ng       1787: 	    $cts++;
                   1788: 	}
                   1789: 	$request->print($prnmsg);
1.32      ng       1790: 
1.257     albertel 1791: 	if ($env{'form.handgrade'} eq 'yes' && $env{'form.showgrading'} eq 'yes') {
1.88      www      1792: #
                   1793: # Print out the keyword options line
                   1794: #
1.41      ng       1795: 	    $request->print(<<KEYWORDS);
1.38      ng       1796: &nbsp;<b>Keyword Options:</b>&nbsp;
1.122     ng       1797: <a href="javascript:keywords(document.SCORE)"; TARGET=_self>List</a>&nbsp; &nbsp;
1.38      ng       1798: <a href="#" onMouseDown="javascript:getSel(); return false"
                   1799:  CLASS="page">Paste Selection to List</a>&nbsp; &nbsp;
                   1800: <a href="javascript:kwhighlight()"; TARGET=_self>Highlight Attribute</a><br /><br />
                   1801: KEYWORDS
1.88      www      1802: #
                   1803: # Load the other essays for similarity check
                   1804: #
1.324     albertel 1805:             my (undef,undef,$essayurl) = &Apache::lonnet::decode_symb($symb);
1.384     albertel 1806: 	    my ($adom,$aname,$apath)=($essayurl=~/^($LONCAPA::domain_re)\/($LONCAPA::username_re)\/(.*)$/);
1.359     www      1807: 	    $apath=&escape($apath);
1.88      www      1808: 	    $apath=~s/\W/\_/gs;
                   1809: 	    %oldessays=&Apache::lonnet::dump('nohist_essay_'.$apath,$adom,$aname);
1.41      ng       1810:         }
                   1811:     }
1.44      ng       1812: 
1.257     albertel 1813:     if ($env{'form.vProb'} eq 'all' or $env{'form.vAns'} eq 'all') {
1.71      ng       1814: 	$request->print('<br /><br /><br />') if ($counter > 0);
1.144     albertel 1815: 	my $mode;
1.257     albertel 1816: 	if ($env{'form.vProb'} eq 'all' && $env{'form.vAns'} eq 'all') {
1.144     albertel 1817: 	    $mode='both';
1.257     albertel 1818: 	} elsif ($env{'form.vProb'} eq 'all' ) {
1.144     albertel 1819: 	    $mode='text';
1.257     albertel 1820: 	} elsif ($env{'form.vAns'} eq 'all') {
1.144     albertel 1821: 	    $mode='answer';
                   1822: 	}
1.329     albertel 1823: 	&Apache::lonxml::clear_problem_counter();
1.144     albertel 1824: 	$request->print(&show_problem($request,$symb,$uname,$udom,1,1,$mode));
1.58      albertel 1825:     }
1.144     albertel 1826: 
1.257     albertel 1827:     my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname);
1.324     albertel 1828:     my ($partlist,$handgrade,$responseType) = &response_type($symb);
1.41      ng       1829: 
1.44      ng       1830:     # Display student info
1.41      ng       1831:     $request->print(($counter == 0 ? '' : '<br />'));
1.326     albertel 1832:     my $result='<table border="0" width="100%"><tr><td bgcolor="#777777">'."\n".
                   1833: 	'<table border="0" width="100%"><tr bgcolor="#edffff"><td>'."\n";
1.44      ng       1834: 
1.257     albertel 1835:     $result.='<b>Fullname: </b>'.&nameUserString(undef,$env{'form.fullname'},$uname,$udom).'<br />'."\n";
1.45      ng       1836:     $result.='<input type="hidden" name="name'.$counter.
1.257     albertel 1837: 	'" value="'.$env{'form.fullname'}.'" />'."\n";
1.41      ng       1838: 
1.118     ng       1839:     # If any part of the problem is an essay-response (handgraded), then check for collaborators
1.45      ng       1840:     my @col_fullnames;
1.56      matthew  1841:     my ($classlist,$fullname);
1.257     albertel 1842:     if ($env{'form.handgrade'} eq 'yes') {
1.80      ng       1843: 	($classlist,undef,$fullname) = &getclasslist('all','0');
1.41      ng       1844: 	for (keys (%$handgrade)) {
1.44      ng       1845: 	    my $ncol = &Apache::lonnet::EXT('resource.'.$_.
1.57      matthew  1846: 					    '.maxcollaborators',
                   1847:                                             $symb,$udom,$uname);
                   1848: 	    next if ($ncol <= 0);
                   1849:             s/\_/\./g;
                   1850:             next if ($record{'resource.'.$_.'.collaborators'} eq '');
1.86      ng       1851:             my @goodcollaborators = ();
                   1852:             my @badcollaborators  = ();
                   1853: 	    foreach (split(/,?\s+/,$record{'resource.'.$_.'.collaborators'})) { 
                   1854: 		$_ =~ s/[\$\^\(\)]//g;
                   1855: 		next if ($_ eq '');
1.80      ng       1856: 		my ($co_name,$co_dom) = split /\@|:/,$_;
1.86      ng       1857: 		$co_dom = $udom if (! defined($co_dom) || $co_dom =~ /^domain$/i);
1.80      ng       1858: 		next if ($co_name eq $uname && $co_dom eq $udom);
1.86      ng       1859: 		# Doing this grep allows 'fuzzy' specification
                   1860: 		my @Matches = grep /^$co_name:$co_dom$/i,keys %$classlist;
                   1861: 		if (! scalar(@Matches)) {
                   1862: 		    push @badcollaborators,$_;
                   1863: 		} else {
                   1864: 		    push @goodcollaborators, @Matches;
                   1865: 		}
1.80      ng       1866: 	    }
1.86      ng       1867:             if (scalar(@goodcollaborators) != 0) {
1.57      matthew  1868:                 $result.='<b>Collaborators: </b>';
1.86      ng       1869:                 foreach (@goodcollaborators) {
                   1870: 		    my ($lastname,$givenn) = split(/,/,$$fullname{$_});
                   1871: 		    push @col_fullnames, $givenn.' '.$lastname;
                   1872: 		    $result.=$$fullname{$_}.'&nbsp; &nbsp; &nbsp;';
                   1873: 		}
1.57      matthew  1874:                 $result.='<br />'."\n";
1.150     albertel 1875: 		my ($part)=split(/\./,$_);
1.86      ng       1876: 		$result.='<input type="hidden" name="collaborator'.$counter.
1.150     albertel 1877: 		    '" value="'.$part.':'.(join ':',@goodcollaborators).'" />'.
                   1878: 		    "\n";
1.86      ng       1879: 	    }
                   1880: 	    if (scalar(@badcollaborators) > 0) {
                   1881: 		$result.='<table border="0"><tr bgcolor="#ffbbbb"><td>';
                   1882: 		$result.='This student has submitted ';
                   1883: 		$result.=(scalar(@badcollaborators) == 1) ? 'an invalid collaborator' : 'invalid collaborators';
                   1884: 		$result .= ': '.join(', ',@badcollaborators);
                   1885: 		$result .= '</td></tr></table>';
                   1886: 	    }         
                   1887: 	    if (scalar(@badcollaborators > $ncol)) {
                   1888: 		$result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>';
                   1889: 		$result .= 'This student has submitted too many '.
                   1890: 		    'collaborators.  Maximum is '.$ncol.'.';
                   1891: 		$result .= '</td></tr></table>';
                   1892: 	    }
1.41      ng       1893: 	}
                   1894:     }
1.44      ng       1895:     $request->print($result."\n");
1.33      ng       1896: 
1.44      ng       1897:     # print student answer/submission
                   1898:     # Options are (1) Handgaded submission only
                   1899:     #             (2) Last submission, includes submission that is not handgraded 
                   1900:     #                  (for multi-response type part)
                   1901:     #             (3) Last submission plus the parts info
                   1902:     #             (4) The whole record for this student
1.257     albertel 1903:     if ($env{'form.lastSub'} =~ /^(lastonly|hdgrade)$/) {
1.151     albertel 1904: 	my ($string,$timestamp)= &get_last_submission(\%record);
                   1905: 	my $lastsubonly=''.
                   1906: 	    ($$timestamp eq '' ? '' : '<b>Date Submitted:</b> '.
                   1907: 	     $$timestamp)."</td></tr>\n";
                   1908: 	if ($$timestamp eq '') {
                   1909: 	    $lastsubonly.='<tr><td bgcolor="#ffffe6">'.$$string[0]; 
                   1910: 	} else {
                   1911: 	    my %seenparts;
1.375     albertel 1912: 	    my @part_response_id = &flatten_responseType($responseType);
                   1913: 	    foreach my $part (@part_response_id) {
1.393     albertel 1914: 		next if ($env{'form.lastSub'} eq 'hdgrade' 
                   1915: 			 && $$handgrade{$$part[0].'_'.$$part[1]} ne 'yes');
                   1916: 
1.375     albertel 1917: 		my ($partid,$respid) = @{ $part };
1.324     albertel 1918: 		my $display_part=&get_display_part($partid,$symb);
1.257     albertel 1919: 		if ($env{"form.$uname:$udom:$partid:submitted_by"}) {
1.151     albertel 1920: 		    if (exists($seenparts{$partid})) { next; }
                   1921: 		    $seenparts{$partid}=1;
1.207     albertel 1922: 		    my $submitby='<b>Part:</b> '.$display_part.
                   1923: 			' <b>Collaborative submission by:</b> '.
1.151     albertel 1924: 			'<a href="javascript:viewSubmitter(\''.
1.257     albertel 1925: 			$env{"form.$uname:$udom:$partid:submitted_by"}.
1.151     albertel 1926: 			'\')"; TARGET=_self>'.
1.257     albertel 1927: 			$$fullname{$env{"form.$uname:$udom:$partid:submitted_by"}}.'</a><br />';
1.151     albertel 1928: 		    $request->print($submitby);
                   1929: 		    next;
                   1930: 		}
                   1931: 		my $responsetype = $responseType->{$partid}->{$respid};
                   1932: 		if (!exists($record{"resource.$partid.$respid.submission"})) {
1.207     albertel 1933: 		    $lastsubonly.='<tr><td bgcolor="#ffffe6"><b>Part:</b> '.
                   1934: 			$display_part.' <font color="#999999">( ID '.$respid.
1.151     albertel 1935: 			' )</font>&nbsp; &nbsp;'.
                   1936: 			'<font color="red">Nothing submitted - no attempts</font><br /><br />';
                   1937: 		    next;
                   1938: 		}
                   1939: 		foreach (@$string) {
                   1940: 		    my ($partid,$respid) = /^resource\.([^\.]*)\.([^\.]*)\.submission/;
1.375     albertel 1941: 		    if (join('_',@{$part}) ne ($partid.'_'.$respid)) { next; }
1.151     albertel 1942: 		    my ($ressub,$subval) = split(/:/,$_,2);
                   1943: 		    # Similarity check
                   1944: 		    my $similar='';
1.257     albertel 1945: 		    if($env{'form.checkPlag'}){
1.151     albertel 1946: 			my ($oname,$odom,$ocrsid,$oessay,$osim)=
                   1947: 			    &most_similar($uname,$udom,$subval);
                   1948: 			if ($osim) {
                   1949: 			    $osim=int($osim*100.0);
                   1950: 			    $similar="<hr /><h3><font color=\"#FF0000\">Essay".
                   1951: 				" is $osim% similar to an essay by ".
                   1952: 				&Apache::loncommon::plainname($oname,$odom).
                   1953: 				'</font></h3><blockquote><i>'.
                   1954: 				&keywords_highlight($oessay).
                   1955: 				'</i></blockquote><hr />';
                   1956: 			}
1.150     albertel 1957: 		    }
1.151     albertel 1958: 		    my $order=&get_order($partid,$respid,$symb,$uname,$udom);
1.257     albertel 1959: 		    if ($env{'form.lastSub'} eq 'lastonly' || 
                   1960: 			($env{'form.lastSub'} eq 'hdgrade' && 
1.377     albertel 1961: 			 $$handgrade{$$part[0].'_'.$$part[1]} eq 'yes')) {
1.324     albertel 1962: 			my $display_part=&get_display_part($partid,$symb);
1.393     albertel 1963: 			$lastsubonly.='<tr><td bgcolor="#ffffe6">Debug -'.'<b>Part:</b> '.
                   1964: 			    $display_part.' <font color="#999999">( hhhh ID '.$respid.
1.151     albertel 1965: 			    ' )</font>&nbsp; &nbsp;';
1.313     banghart 1966: 			my $files=&get_submitted_files($udom,$uname,$partid,$respid,\%record);
                   1967: 			if (@$files) {
1.232     albertel 1968: 			    $lastsubonly.='<br /><font color="red" size="1">Like all files provided by users, this file may contain virusses</font><br />';
1.303     banghart 1969: 			    my $file_counter = 0;
1.313     banghart 1970: 			    foreach my $file (@$files) {
1.303     banghart 1971: 			        $file_counter ++;
1.232     albertel 1972: 				&Apache::lonnet::allowuploaded('/adm/grades',$file);
1.335     albertel 1973: 				$lastsubonly.='<br /><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.&Apache::loncommon::icon($file).'" border=0"> '.$file.'</a>';
1.232     albertel 1974: 			    }
1.236     albertel 1975: 			    $lastsubonly.='<br />';
1.41      ng       1976: 			}
1.151     albertel 1977: 			$lastsubonly.='<b>Submitted Answer: </b>'.
                   1978: 			    &cleanRecord($subval,$responsetype,$symb,$partid,
                   1979: 					 $respid,\%record,$order);
                   1980: 			if ($similar) {$lastsubonly.="<br /><br />$similar\n";}
1.41      ng       1981: 		    }
                   1982: 		}
                   1983: 	    }
1.151     albertel 1984: 	}
                   1985: 	$lastsubonly.='</td></tr><tr bgcolor="#ffffff"><td>'."\n";
                   1986: 	$request->print($lastsubonly);
1.257     albertel 1987:     } elsif ($env{'form.lastSub'} eq 'datesub') {
1.324     albertel 1988: 	my (undef,$responseType,undef,$parts) = &showResourceInfo($symb);
1.148     albertel 1989: 	$request->print(&displaySubByDates($symb,\%record,$parts,$responseType,$checkIcon,$uname,$udom));
1.257     albertel 1990:     } elsif ($env{'form.lastSub'} =~ /^(last|all)$/) {
1.41      ng       1991: 	$request->print(&Apache::loncommon::get_previous_attempt($symb,$uname,$udom,
1.257     albertel 1992: 								 $env{'request.course.id'},
1.44      ng       1993: 								 $last,'.submission',
                   1994: 								 'Apache::grades::keywords_highlight'));
1.41      ng       1995:     }
1.120     ng       1996: 
1.121     ng       1997:     $request->print('<input type="hidden" name="unamedom'.$counter.'" value="'.$uname.':'
                   1998: 	.$udom.'" />'."\n");
1.41      ng       1999:     
1.44      ng       2000:     # return if view submission with no grading option
1.257     albertel 2001:     if ($env{'form.showgrading'} eq '' || (!&canmodify($usec))) {
1.120     ng       2002: 	my $toGrade.='<input type="button" value="Grade Student" '.
1.121     ng       2003: 	    'onClick="javascript:checksubmit(this.form,\'Grade Student\',\''
                   2004: 	    .$counter.'\');" TARGET=_self> &nbsp;'."\n" if (&canmodify($usec));
1.169     albertel 2005: 	$toGrade.='</td></tr></table></td></tr></table>'."\n";
1.257     albertel 2006: 	if (($env{'form.command'} eq 'submission') || 
                   2007: 	    ($env{'form.command'} eq 'processGroup' && $counter == $total)) {
1.324     albertel 2008: 	    $toGrade.='</form>'.&show_grading_menu_form($symb); 
1.169     albertel 2009: 	}
1.180     albertel 2010: 	$request->print($toGrade);
1.41      ng       2011: 	return;
1.180     albertel 2012:     } else {
                   2013: 	$request->print('</td></tr></table></td></tr></table>'."\n");
1.41      ng       2014:     }
1.33      ng       2015: 
1.121     ng       2016:     # essay grading message center
1.257     albertel 2017:     if ($env{'form.handgrade'} eq 'yes') {
                   2018: 	my ($lastname,$givenn) = split(/,/,$env{'form.fullname'});
1.118     ng       2019: 	my $msgfor = $givenn.' '.$lastname;
                   2020: 	if (scalar(@col_fullnames) > 0) {
                   2021: 	    my $lastone = pop @col_fullnames;
                   2022: 	    $msgfor .= ', '.(join ', ',@col_fullnames).' and '.$lastone.'.';
                   2023: 	}
                   2024: 	$msgfor =~ s/\'/\\'/g; #' stupid emacs - no! javascript
1.121     ng       2025: 	$result='<input type="hidden" name="includemsg'.$counter.'" value="" />'."\n".
                   2026: 	    '<input type="hidden" name="newmsg'.$counter.'" value="" />'."\n";
                   2027: 	$result.='&nbsp;<a href="javascript:msgCenter(document.SCORE,'.$counter.
1.118     ng       2028: 	    ',\''.$msgfor.'\')"; TARGET=_self>'.
1.350     albertel 2029: 	    &mt('Compose message to student').(scalar(@col_fullnames) >= 1 ? 's' : '').'</a><label> ('.
                   2030: 	    &mt('incl. grades').' <input type="checkbox" name="withgrades'.$counter.'" /></label>)'.
1.118     ng       2031: 	    '<img src="'.$request->dir_config('lonIconsURL').
                   2032: 	    '/mailbkgrd.gif" width="14" height="10" name="mailicon'.$counter.'" />'."\n".
1.298     www      2033: 	    '<br />&nbsp;('.
                   2034: 	    &mt('Message will be sent when you click on Save & Next below.').")\n";
1.121     ng       2035: 	$request->print($result);
1.118     ng       2036:     }
1.300     albertel 2037:     if ($perm{'vgr'}) {
1.297     www      2038: 	$request->print('<br />'.
1.300     albertel 2039: 	    &Apache::loncommon::track_student_link(&mt('View recent activity'),
                   2040: 						   $uname,$udom,'check'));
1.297     www      2041:     }
1.300     albertel 2042:     if ($perm{'opa'}) {
1.297     www      2043: 	$request->print('<br />'.
1.300     albertel 2044: 	    &Apache::loncommon::pprmlink(&mt('Set/Change parameters'),
                   2045: 					 $uname,$udom,$symb,'check'));
1.297     www      2046:     }
1.41      ng       2047: 
                   2048:     my %seen = ();
                   2049:     my @partlist;
1.129     ng       2050:     my @gradePartRespid;
1.375     albertel 2051:     my @part_response_id = &flatten_responseType($responseType);
                   2052:     foreach my $part_response_id (@part_response_id) {
                   2053:     	my ($partid,$respid) = @{ $part_response_id };
                   2054: 	my $part_resp = join('_',@{ $part_response_id });
1.322     albertel 2055: 	next if ($seen{$partid} > 0);
1.41      ng       2056: 	$seen{$partid}++;
1.393     albertel 2057: 	next if ($$handgrade{$part_resp} ne 'yes' 
                   2058: 		 && $env{'form.lastSub'} eq 'hdgrade');
1.41      ng       2059: 	push @partlist,$partid;
1.129     ng       2060: 	push @gradePartRespid,$partid.'.'.$respid;
1.322     albertel 2061: 	$request->print(&gradeBox($request,$symb,$uname,$udom,$counter,$partid,\%record));
1.41      ng       2062:     }
1.45      ng       2063:     $result='<input type="hidden" name="partlist'.$counter.
                   2064: 	'" value="'.(join ":",@partlist).'" />'."\n";
1.129     ng       2065:     $result.='<input type="hidden" name="gradePartRespid'.
                   2066: 	'" value="'.(join ":",@gradePartRespid).'" />'."\n" if ($counter == 0);
1.45      ng       2067:     my $ctr = 0;
                   2068:     while ($ctr < scalar(@partlist)) {
                   2069: 	$result.='<input type="hidden" name="partid'.$counter.'_'.$ctr.'" value="'.
                   2070: 	    $partlist[$ctr].'" />'."\n";
                   2071: 	$ctr++;
                   2072:     }
                   2073:     $request->print($result.'</td></tr></table></td></tr></table>'."\n");
1.41      ng       2074: 
                   2075:     # print end of form
                   2076:     if ($counter == $total) {
1.297     www      2077: 	my $endform='<table border="0"><tr><td>'."\n";
1.119     ng       2078: 	$endform.='<input type="button" value="Save & Next" '.
                   2079: 	    'onClick="javascript:checksubmit(this.form,\'Save & Next\','.
                   2080: 	    $total.','.scalar(@partlist).');" TARGET=_self> &nbsp;'."\n";
                   2081: 	my $ntstu ='<select name="NTSTU">'.
                   2082: 	    '<option>1</option><option>2</option>'.
                   2083: 	    '<option>3</option><option>5</option>'.
                   2084: 	    '<option>7</option><option>10</option></select>'."\n";
1.257     albertel 2085: 	my $nsel = ($env{'form.NTSTU'} ne '' ? $env{'form.NTSTU'} : '1');
1.119     ng       2086: 	$ntstu =~ s/<option>$nsel</<option selected="on">$nsel</;
                   2087: 	$endform.=$ntstu.'student(s) &nbsp;&nbsp;';
1.126     ng       2088: 	$endform.='<input type="button" value="Previous" '.
                   2089: 	    'onClick="javascript:checksubmit(this.form,\'Previous\');" TARGET=_self> &nbsp;'."\n".
                   2090: 	    '<input type="button" value="Next" '.
                   2091: 	    'onClick="javascript:checksubmit(this.form,\'Next\');" TARGET=_self> &nbsp;';
                   2092: 	$endform.='(Next and Previous (student) do not save the scores.)'."\n" ;
1.349     albertel 2093:         $endform.="<input type='hidden' value='".&get_increment().
1.348     bowersj2 2094:             "' name='increment' />";
1.45      ng       2095: 	$endform.='</td><tr></table></form>';
1.324     albertel 2096: 	$endform.=&show_grading_menu_form($symb);
1.41      ng       2097: 	$request->print($endform);
                   2098:     }
                   2099:     return '';
1.38      ng       2100: }
                   2101: 
1.44      ng       2102: #--- Retrieve the last submission for all the parts
1.38      ng       2103: sub get_last_submission {
1.119     ng       2104:     my ($returnhash)=@_;
1.46      ng       2105:     my (@string,$timestamp);
1.119     ng       2106:     if ($$returnhash{'version'}) {
1.46      ng       2107: 	my %lasthash=();
                   2108: 	my ($version);
1.119     ng       2109: 	for ($version=1;$version<=$$returnhash{'version'};$version++) {
1.397   ! albertel 2110: 	    foreach my $key (sort(split(/\:/,
        !          2111: 					$$returnhash{$version.':keys'}))) {
        !          2112: 		$lasthash{$key}=$$returnhash{$version.':'.$key};
        !          2113: 		$timestamp = 
        !          2114: 		    scalar(localtime($$returnhash{$version.':timestamp'}));
1.46      ng       2115: 	    }
                   2116: 	}
1.397   ! albertel 2117: 	foreach my $key (keys(%lasthash)) {
        !          2118: 	    next if ($key !~ /\.submission$/);
        !          2119: 
        !          2120: 	    my ($partid,$foo) = split(/submission$/,$key);
        !          2121: 	    my $draft  = $lasthash{$partid.'awarddetail'} eq 'DRAFT' ?
        !          2122: 		'<font color="red">Draft Copy</font> ' : '';
        !          2123: 	    push(@string, join(':', $key, $draft.$lasthash{$key}));
1.41      ng       2124: 	}
                   2125:     }
1.397   ! albertel 2126:     if (!@string) {
        !          2127: 	$string[0] =
        !          2128: 	    '<font color="red">Nothing submitted - no attempts.</font>';
        !          2129:     }
        !          2130:     return (\@string,\$timestamp);
1.38      ng       2131: }
1.35      ng       2132: 
1.44      ng       2133: #--- High light keywords, with style choosen by user.
1.38      ng       2134: sub keywords_highlight {
1.44      ng       2135:     my $string    = shift;
1.257     albertel 2136:     my $size      = $env{'form.kwsize'} eq '0' ? '' : 'size='.$env{'form.kwsize'};
                   2137:     my $styleon   = $env{'form.kwstyle'} eq ''  ? '' : $env{'form.kwstyle'};
1.41      ng       2138:     (my $styleoff = $styleon) =~ s/\</\<\//;
1.257     albertel 2139:     my @keylist   = split(/[,\s+]/,$env{'form.keywords'});
1.41      ng       2140:     foreach (@keylist) {
1.257     albertel 2141: 	$string =~ s/\b\Q$_\E(\b|\.)/<font color\=$env{'form.kwclr'} $size\>$styleon$_$styleoff<\/font>/gi;
1.41      ng       2142:     }
                   2143:     return $string;
1.38      ng       2144: }
1.36      ng       2145: 
1.44      ng       2146: #--- Called from submission routine
1.38      ng       2147: sub processHandGrade {
1.41      ng       2148:     my ($request) = shift;
1.324     albertel 2149:     my $symb   = &get_symb($request);
                   2150:     my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
1.257     albertel 2151:     my $button = $env{'form.gradeOpt'};
                   2152:     my $ngrade = $env{'form.NCT'};
                   2153:     my $ntstu  = $env{'form.NTSTU'};
1.301     albertel 2154:     my $cdom   = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   2155:     my $cnum   = $env{'course.'.$env{'request.course.id'}.'.num'};
                   2156: 
1.44      ng       2157:     if ($button eq 'Save & Next') {
                   2158: 	my $ctr = 0;
                   2159: 	while ($ctr < $ngrade) {
1.257     albertel 2160: 	    my ($uname,$udom) = split(/:/,$env{'form.unamedom'.$ctr});
1.324     albertel 2161: 	    my ($errorflag,$pts,$wgt) = &saveHandGrade($request,$symb,$uname,$udom,$ctr);
1.71      ng       2162: 	    if ($errorflag eq 'no_score') {
                   2163: 		$ctr++;
                   2164: 		next;
                   2165: 	    }
1.104     albertel 2166: 	    if ($errorflag eq 'not_allowed') {
                   2167: 		$request->print("<font color=\"red\">Not allowed to modify grades for $uname:$udom</font>");
                   2168: 		$ctr++;
                   2169: 		next;
                   2170: 	    }
1.257     albertel 2171: 	    my $includemsg = $env{'form.includemsg'.$ctr};
1.44      ng       2172: 	    my ($subject,$message,$msgstatus) = ('','','');
1.386     raeburn  2173:             my $restitle = &Apache::lonnet::gettitle($symb);
                   2174:             my $encrypturl=&Apache::lonnet::EXT('resource.0.encrypturl',
                   2175:                                                 $symb,$udom,$uname);
                   2176:             my ($feedurl,$baseurl,$showsymb,$messagetail);
                   2177:             $feedurl = &Apache::lonnet::clutter($url);
                   2178:             if ($encrypturl =~ /^yes$/i) {
                   2179:                 $baseurl = &Apache::lonenc::encrypted($feedurl,1);
                   2180:                 $showsymb = &Apache::lonenc::encrypted($symb,1);
1.387     raeburn  2181:             } else {
                   2182:                 $baseurl = $feedurl;
                   2183:                 $showsymb = $symb;
1.386     raeburn  2184:             }
1.62      albertel 2185: 	    if ($includemsg =~ /savemsg|newmsg\Q$ctr\E/) {
1.298     www      2186: 		$subject = $env{'form.msgsub'} if ($includemsg =~ /msgsub/);
1.295     www      2187: 		unless ($subject=~/\w/) { $subject=&mt('Grading Feedback'); }
1.386     raeburn  2188: 		$subject.=' ['.$restitle.']';
1.44      ng       2189: 		my (@msgnum) = split(/,/,$includemsg);
                   2190: 		foreach (@msgnum) {
1.257     albertel 2191: 		    $message.=$env{'form.'.$_} if ($_ =~ /savemsg|newmsg/ && $_ ne '');
1.44      ng       2192: 		}
1.80      ng       2193: 		$message =&Apache::lonfeedback::clear_out_html($message);
1.298     www      2194: 		if ($env{'form.withgrades'.$ctr}) {
                   2195: 		    $message.="\n\nPoint".($pts > 1 ? 's':'').' awarded = '.$pts.' out of '.$wgt;
1.386     raeburn  2196: 		    $messagetail = " for <a href=\"".
                   2197: 		                   $baseurl."?symb=$showsymb\">$env{'form.probTitle'}</a>";
                   2198: 		}
                   2199: 		$msgstatus = 
                   2200:                     &Apache::lonmsg::user_normal_msg($uname,$udom,$subject,
                   2201: 						     $message.$messagetail,
                   2202:                                                      undef,$baseurl,undef,
                   2203:                                                      undef,undef,$showsymb,
                   2204:                                                      $restitle);
                   2205: 		$request->print('<br />'.&mt('Sending message to [_1]:[_2]',$uname,$udom).': '.
1.296     www      2206: 				$msgstatus);
1.44      ng       2207: 	    }
1.257     albertel 2208: 	    if ($env{'form.collaborator'.$ctr}) {
1.155     albertel 2209: 		my @collabstrs=&Apache::loncommon::get_env_multiple("form.collaborator$ctr");
1.150     albertel 2210: 		foreach my $collabstr (@collabstrs) {
                   2211: 		    my ($part,@collaborators) = split(/:/,$collabstr);
1.310     banghart 2212: 		    foreach my $collaborator (@collaborators) {
1.150     albertel 2213: 			my ($errorflag,$pts,$wgt) = 
1.324     albertel 2214: 			    &saveHandGrade($request,$symb,$collaborator,$udom,$ctr,
1.257     albertel 2215: 					   $env{'form.unamedom'.$ctr},$part);
1.150     albertel 2216: 			if ($errorflag eq 'not_allowed') {
1.362     albertel 2217: 			    $request->print("<span class=\"LC_error\">".&mt('Not allowed to modify grades for [_1]',"$collaborator:$udom")."</span>");
1.150     albertel 2218: 			    next;
                   2219: 			} else {
                   2220: 			    if ($message ne '') {
1.386     raeburn  2221:                                 $encrypturl=
                   2222:                                   &Apache::lonnet::EXT('resource.0.encrypturl',
                   2223:                                                        $symb,$udom,$collaborator);
                   2224:                                 if ($encrypturl =~ /^yes$/i) {
                   2225:                                     $baseurl = &Apache::lonenc::encrypted($feedurl,1);
                   2226:                                     $showsymb = &Apache::lonenc::encrypted($symb,1);
                   2227:                                 } else {
                   2228:                                     $baseurl = $feedurl;
                   2229:                                     $showsymb = $symb;
                   2230:                                 }
                   2231:                                 if ($env{'form.withgrades'.$ctr}) {
                   2232:                                     $messagetail = " for <a href=\"".
                   2233:                                     $baseurl."?symb=$showsymb\">$env{'form.probTitle'}</a>";
                   2234: 
                   2235:                                 }
                   2236: 				$msgstatus = 
                   2237:                                     &Apache::lonmsg::user_normal_msg($collaborator,$udom,$subject,$message.$messagetail,undef,$baseurl,undef,undef,undef,$showsymb,$restitle);
1.150     albertel 2238: 			    }
1.104     albertel 2239: 			}
1.44      ng       2240: 		    }
                   2241: 		}
                   2242: 	    }
                   2243: 	    $ctr++;
                   2244: 	}
                   2245:     }
                   2246: 
1.257     albertel 2247:     if ($env{'form.handgrade'} eq 'yes') {
1.119     ng       2248: 	# Keywords sorted in alphabatical order
1.257     albertel 2249: 	my $loginuser = $env{'user.name'}.':'.$env{'user.domain'};
1.119     ng       2250: 	my %keyhash = ();
1.257     albertel 2251: 	$env{'form.keywords'}           =~ s/,\s{0,}|\s+/ /g;
                   2252: 	$env{'form.keywords'}           =~ s/^\s+|\s+$//;
                   2253: 	my (@keywords) = sort(split(/\s+/,$env{'form.keywords'}));
                   2254: 	$env{'form.keywords'} = join(' ',@keywords);
                   2255: 	$keyhash{$symb.'_keywords'}     = $env{'form.keywords'};
                   2256: 	$keyhash{$symb.'_subject'}      = $env{'form.msgsub'};
                   2257: 	$keyhash{$loginuser.'_kwclr'}   = $env{'form.kwclr'};
                   2258: 	$keyhash{$loginuser.'_kwsize'}  = $env{'form.kwsize'};
                   2259: 	$keyhash{$loginuser.'_kwstyle'} = $env{'form.kwstyle'};
1.119     ng       2260: 
                   2261: 	# message center - Order of message gets changed. Blank line is eliminated.
1.257     albertel 2262: 	# New messages are saved in env for the next student.
1.119     ng       2263: 	# All messages are saved in nohist_handgrade.db
                   2264: 	my ($ctr,$idx) = (1,1);
1.257     albertel 2265: 	while ($ctr <= $env{'form.savemsgN'}) {
                   2266: 	    if ($env{'form.savemsg'.$ctr} ne '') {
                   2267: 		$keyhash{$symb.'_savemsg'.$idx} = $env{'form.savemsg'.$ctr};
1.119     ng       2268: 		$idx++;
                   2269: 	    }
                   2270: 	    $ctr++;
1.41      ng       2271: 	}
1.119     ng       2272: 	$ctr = 0;
                   2273: 	while ($ctr < $ngrade) {
1.257     albertel 2274: 	    if ($env{'form.newmsg'.$ctr} ne '') {
                   2275: 		$keyhash{$symb.'_savemsg'.$idx} = $env{'form.newmsg'.$ctr};
                   2276: 		$env{'form.savemsg'.$idx} = $env{'form.newmsg'.$ctr};
1.119     ng       2277: 		$idx++;
                   2278: 	    }
                   2279: 	    $ctr++;
1.41      ng       2280: 	}
1.257     albertel 2281: 	$env{'form.savemsgN'} = --$idx;
                   2282: 	$keyhash{$symb.'_savemsgN'} = $env{'form.savemsgN'};
1.119     ng       2283: 	my $putresult = &Apache::lonnet::put
1.301     albertel 2284: 	    ('nohist_handgrade',\%keyhash,$cdom,$cnum);
1.41      ng       2285:     }
1.44      ng       2286:     # Called by Save & Refresh from Highlight Attribute Window
1.257     albertel 2287:     my (undef,undef,$fullname) = &getclasslist($env{'form.section'},'1');
                   2288:     if ($env{'form.refresh'} eq 'on') {
1.86      ng       2289: 	my ($ctr,$total) = (0,0);
                   2290: 	while ($ctr < $ngrade) {
1.257     albertel 2291: 	    $total++ if  $env{'form.unamedom'.$ctr} ne '';
1.86      ng       2292: 	    $ctr++;
                   2293: 	}
1.257     albertel 2294: 	$env{'form.NTSTU'}=$ngrade;
1.86      ng       2295: 	$ctr = 0;
                   2296: 	while ($ctr < $total) {
1.257     albertel 2297: 	    my $processUser = $env{'form.unamedom'.$ctr};
                   2298: 	    ($env{'form.student'},$env{'form.userdom'}) = split(/:/,$processUser);
                   2299: 	    $env{'form.fullname'} = $$fullname{$processUser};
1.86      ng       2300: 	    &submission($request,$ctr,$total-1);
1.41      ng       2301: 	    $ctr++;
                   2302: 	}
                   2303: 	return '';
                   2304:     }
1.36      ng       2305: 
1.121     ng       2306: # Go directly to grade student - from submission or link from chart page
1.120     ng       2307:     if ($button eq 'Grade Student') {
1.324     albertel 2308: 	(undef,undef,$env{'form.handgrade'},undef,undef) = &showResourceInfo($symb);
1.257     albertel 2309: 	my $processUser = $env{'form.unamedom'.$env{'form.studentNo'}};
                   2310: 	($env{'form.student'},$env{'form.userdom'}) = split(/:/,$processUser);
                   2311: 	$env{'form.fullname'} = $$fullname{$processUser};
1.120     ng       2312: 	&submission($request,0,0);
                   2313: 	return '';
                   2314:     }
                   2315: 
1.44      ng       2316:     # Get the next/previous one or group of students
1.257     albertel 2317:     my $firststu = $env{'form.unamedom0'};
                   2318:     my $laststu = $env{'form.unamedom'.($ngrade-1)};
1.119     ng       2319:     my $ctr = 2;
1.41      ng       2320:     while ($laststu eq '') {
1.257     albertel 2321: 	$laststu  = $env{'form.unamedom'.($ngrade-$ctr)};
1.41      ng       2322: 	$ctr++;
                   2323: 	$laststu = $firststu if ($ctr > $ngrade);
                   2324:     }
1.44      ng       2325: 
1.41      ng       2326:     my (@parsedlist,@nextlist);
                   2327:     my ($nextflg) = 0;
1.294     albertel 2328:     foreach (sort 
                   2329: 	     {
                   2330: 		 if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
                   2331: 		     return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
                   2332: 		 }
                   2333: 		 return $a cmp $b;
                   2334: 	     } (keys(%$fullname))) {
1.41      ng       2335: 	if ($nextflg == 1 && $button =~ /Next$/) {
                   2336: 	    push @parsedlist,$_;
                   2337: 	}
                   2338: 	$nextflg = 1 if ($_ eq $laststu);
                   2339: 	if ($button eq 'Previous') {
                   2340: 	    last if ($_ eq $firststu);
                   2341: 	    push @parsedlist,$_;
                   2342: 	}
                   2343:     }
                   2344:     $ctr = 0;
                   2345:     @parsedlist = reverse @parsedlist if ($button eq 'Previous');
1.324     albertel 2346:     my ($partlist) = &response_type($symb);
1.41      ng       2347:     foreach my $student (@parsedlist) {
1.257     albertel 2348: 	my $submitonly=$env{'form.submitonly'};
1.41      ng       2349: 	my ($uname,$udom) = split(/:/,$student);
1.301     albertel 2350: 	
                   2351: 	if ($submitonly eq 'queued') {
                   2352: 	    my %queue_status = 
                   2353: 		&Apache::bridgetask::get_student_status($symb,$cdom,$cnum,
                   2354: 							$udom,$uname);
                   2355: 	    next if (!defined($queue_status{'gradingqueue'}));
                   2356: 	}
                   2357: 
1.156     albertel 2358: 	if ($submitonly =~ /^(yes|graded|incorrect)$/) {
1.257     albertel 2359: #	    my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname);
1.324     albertel 2360: 	    my %status=&student_gradeStatus($symb,$udom,$uname,$partlist);
1.145     albertel 2361: 	    my $submitted = 0;
1.248     albertel 2362: 	    my $ungraded = 0;
                   2363: 	    my $incorrect = 0;
1.145     albertel 2364: 	    foreach (keys(%status)) {
                   2365: 		$submitted = 1 if ($status{$_} ne 'nothing');
1.248     albertel 2366: 		$ungraded = 1 if ($status{$_} =~ /^ungraded/);
                   2367: 		$incorrect = 1 if ($status{$_} =~ /^incorrect/);
1.145     albertel 2368: 		my ($foo,$partid,$foo1) = split(/\./,$_);
                   2369: 		if ($status{'resource.'.$partid.'.submitted_by'} ne '') {
                   2370: 		    $submitted = 0;
                   2371: 		}
1.41      ng       2372: 	    }
1.156     albertel 2373: 	    next if (!$submitted && ($submitonly eq 'yes' ||
                   2374: 				     $submitonly eq 'incorrect' ||
                   2375: 				     $submitonly eq 'graded'));
1.248     albertel 2376: 	    next if (!$ungraded && ($submitonly eq 'graded'));
                   2377: 	    next if (!$incorrect && $submitonly eq 'incorrect');
1.41      ng       2378: 	}
                   2379: 	push @nextlist,$student if ($ctr < $ntstu);
1.129     ng       2380: 	last if ($ctr == $ntstu);
1.41      ng       2381: 	$ctr++;
                   2382:     }
1.36      ng       2383: 
1.41      ng       2384:     $ctr = 0;
                   2385:     my $total = scalar(@nextlist)-1;
1.39      ng       2386: 
1.41      ng       2387:     foreach (sort @nextlist) {
                   2388: 	my ($uname,$udom,$submitter) = split(/:/);
1.257     albertel 2389: 	$env{'form.student'}  = $uname;
                   2390: 	$env{'form.userdom'}  = $udom;
                   2391: 	$env{'form.fullname'} = $$fullname{$_};
1.41      ng       2392: 	&submission($request,$ctr,$total);
                   2393: 	$ctr++;
                   2394:     }
                   2395:     if ($total < 0) {
                   2396: 	my $the_end = '<h3><font color="red">LON-CAPA User Message</font></h3><br />'."\n";
                   2397: 	$the_end.='<b>Message: </b> No more students for this section or class.<br /><br />'."\n";
                   2398: 	$the_end.='Click on the button below to return to the grading menu.<br /><br />'."\n";
1.324     albertel 2399: 	$the_end.=&show_grading_menu_form($symb);
1.41      ng       2400: 	$request->print($the_end);
                   2401:     }
                   2402:     return '';
1.38      ng       2403: }
1.36      ng       2404: 
1.44      ng       2405: #---- Save the score and award for each student, if changed
1.38      ng       2406: sub saveHandGrade {
1.324     albertel 2407:     my ($request,$symb,$stuname,$domain,$newflg,$submitter,$part) = @_;
1.342     banghart 2408:     my @version_parts;
1.104     albertel 2409:     my $usec = &Apache::lonnet::getsection($domain,$stuname,
1.257     albertel 2410: 					   $env{'request.course.id'});
1.104     albertel 2411:     if (!&canmodify($usec)) { return('not_allowed'); }
1.337     banghart 2412:     my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$domain,$stuname);
1.251     banghart 2413:     my @parts_graded;
1.77      ng       2414:     my %newrecord  = ();
                   2415:     my ($pts,$wgt) = ('','');
1.269     raeburn  2416:     my %aggregate = ();
                   2417:     my $aggregateflag = 0;
1.301     albertel 2418:     my @parts = split(/:/,$env{'form.partlist'.$newflg});
                   2419:     foreach my $new_part (@parts) {
1.337     banghart 2420: 	#collaborator ($submi may vary for different parts
1.259     banghart 2421: 	if ($submitter && $new_part ne $part) { next; }
                   2422: 	my $dropMenu = $env{'form.GD_SEL'.$newflg.'_'.$new_part};
1.125     ng       2423: 	if ($dropMenu eq 'excused') {
1.259     banghart 2424: 	    if ($record{'resource.'.$new_part.'.solved'} ne 'excused') {
                   2425: 		$newrecord{'resource.'.$new_part.'.solved'} = 'excused';
                   2426: 		if (exists($record{'resource.'.$new_part.'.awarded'})) {
                   2427: 		    $newrecord{'resource.'.$new_part.'.awarded'} = '';
1.58      albertel 2428: 		}
1.364     banghart 2429: 	        $newrecord{'resource.'.$new_part.'.regrader'}="$env{'user.name'}:$env{'user.domain'}";
1.58      albertel 2430: 	    }
1.125     ng       2431: 	} elsif ($dropMenu eq 'reset status'
1.259     banghart 2432: 		 && exists($record{'resource.'.$new_part.'.solved'})) { #don't bother if no old records -> no attempts
1.197     albertel 2433: 	    foreach my $key (keys (%record)) {
1.259     banghart 2434: 		if ($key=~/^resource\.\Q$new_part\E\./) { $newrecord{$key} = ''; }
1.197     albertel 2435: 	    }
1.259     banghart 2436: 	    $newrecord{'resource.'.$new_part.'.regrader'}=
1.257     albertel 2437: 		"$env{'user.name'}:$env{'user.domain'}";
1.270     albertel 2438:             my $totaltries = $record{'resource.'.$part.'.tries'};
                   2439: 
                   2440:             my %last_resets = &get_last_resets($symb,$env{'request.course.id'},
                   2441: 					       [$new_part]);
                   2442:             my $aggtries =$totaltries;
1.269     raeburn  2443:             if ($last_resets{$new_part}) {
1.270     albertel 2444:                 $aggtries = &get_num_tries(\%record,$last_resets{$new_part},
                   2445: 					   $new_part);
1.269     raeburn  2446:             }
1.270     albertel 2447: 
                   2448:             my $solvedstatus = $record{'resource.'.$new_part.'.solved'};
1.269     raeburn  2449:             if ($aggtries > 0) {
1.327     albertel 2450:                 &decrement_aggs($symb,$new_part,\%aggregate,$aggtries,$totaltries,$solvedstatus);
1.269     raeburn  2451:                 $aggregateflag = 1;
                   2452:             }
1.125     ng       2453: 	} elsif ($dropMenu eq '') {
1.259     banghart 2454: 	    $pts = ($env{'form.GD_BOX'.$newflg.'_'.$new_part} ne '' ? 
                   2455: 		    $env{'form.GD_BOX'.$newflg.'_'.$new_part} : 
                   2456: 		    $env{'form.RADVAL'.$newflg.'_'.$new_part});
                   2457: 	    if ($pts eq '' && $env{'form.GD_SEL'.$newflg.'_'.$new_part} eq '') {
1.153     albertel 2458: 		next;
                   2459: 	    }
1.259     banghart 2460: 	    $wgt = $env{'form.WGT'.$newflg.'_'.$new_part} eq '' ? 1 : 
                   2461: 		$env{'form.WGT'.$newflg.'_'.$new_part};
1.41      ng       2462: 	    my $partial= $pts/$wgt;
1.259     banghart 2463: 	    if ($partial eq $record{'resource.'.$new_part.'.awarded'}) {
1.153     albertel 2464: 		#do not update score for part if not changed.
1.346     banghart 2465:                 &handback_files($request,$symb,$stuname,$domain,$newflg,$new_part,\%newrecord);
1.153     albertel 2466: 		next;
1.251     banghart 2467: 	    } else {
1.259     banghart 2468: 	        push @parts_graded, $new_part;
1.153     albertel 2469: 	    }
1.259     banghart 2470: 	    if ($record{'resource.'.$new_part.'.awarded'} ne $partial) {
                   2471: 		$newrecord{'resource.'.$new_part.'.awarded'}  = $partial;
1.153     albertel 2472: 	    }
1.259     banghart 2473: 	    my $reckey = 'resource.'.$new_part.'.solved';
1.41      ng       2474: 	    if ($partial == 0) {
1.153     albertel 2475: 		if ($record{$reckey} ne 'incorrect_by_override') {
                   2476: 		    $newrecord{$reckey} = 'incorrect_by_override';
                   2477: 		}
1.41      ng       2478: 	    } else {
1.153     albertel 2479: 		if ($record{$reckey} ne 'correct_by_override') {
                   2480: 		    $newrecord{$reckey} = 'correct_by_override';
                   2481: 		}
                   2482: 	    }	    
                   2483: 	    if ($submitter && 
1.259     banghart 2484: 		($record{'resource.'.$new_part.'.submitted_by'} ne $submitter)) {
                   2485: 		$newrecord{'resource.'.$new_part.'.submitted_by'} = $submitter;
1.41      ng       2486: 	    }
1.259     banghart 2487: 	    $newrecord{'resource.'.$new_part.'.regrader'}=
1.257     albertel 2488: 		"$env{'user.name'}:$env{'user.domain'}";
1.41      ng       2489: 	}
1.259     banghart 2490: 	# unless problem has been graded, set flag to version the submitted files
1.305     banghart 2491: 	unless ($record{'resource.'.$new_part.'.solved'} =~ /^correct_/  || 
                   2492: 	        $record{'resource.'.$new_part.'.solved'} eq 'incorrect_by_override' ||
                   2493: 	        $dropMenu eq 'reset status')
                   2494: 	   {
1.342     banghart 2495: 	    push (@version_parts,$new_part);
1.259     banghart 2496: 	}
1.41      ng       2497:     }
1.301     albertel 2498:     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   2499:     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
                   2500: 
1.344     albertel 2501:     if (%newrecord) {
                   2502:         if (@version_parts) {
1.364     banghart 2503:             my @changed_keys = &version_portfiles(\%record, \@parts_graded, 
                   2504:                                 $env{'request.course.id'}, $symb, $domain, $stuname, \@version_parts);
1.344     albertel 2505: 	    @newrecord{@changed_keys} = @record{@changed_keys};
1.367     albertel 2506: 	    foreach my $new_part (@version_parts) {
                   2507: 		&handback_files($request,$symb,$stuname,$domain,$newflg,
                   2508: 				$new_part,\%newrecord);
                   2509: 	    }
1.259     banghart 2510:         }
1.44      ng       2511: 	&Apache::lonnet::cstore(\%newrecord,$symb,
1.257     albertel 2512: 				$env{'request.course.id'},$domain,$stuname);
1.380     albertel 2513: 	&check_and_remove_from_queue(\@parts,\%record,\%newrecord,$symb,
                   2514: 				     $cdom,$cnum,$domain,$stuname);
1.41      ng       2515:     }
1.269     raeburn  2516:     if ($aggregateflag) {
                   2517:         &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate,
1.301     albertel 2518: 			      $cdom,$cnum);
1.269     raeburn  2519:     }
1.301     albertel 2520:     return ('',$pts,$wgt);
1.36      ng       2521: }
1.322     albertel 2522: 
1.380     albertel 2523: sub check_and_remove_from_queue {
                   2524:     my ($parts,$record,$newrecord,$symb,$cdom,$cnum,$domain,$stuname) = @_;
                   2525:     my @ungraded_parts;
                   2526:     foreach my $part (@{$parts}) {
                   2527: 	if (    $record->{   'resource.'.$part.'.awarded'} eq ''
                   2528: 	     && $record->{   'resource.'.$part.'.solved' } ne 'excused'
                   2529: 	     && $newrecord->{'resource.'.$part.'.awarded'} eq ''
                   2530: 	     && $newrecord->{'resource.'.$part.'.solved' } ne 'excused'
                   2531: 		) {
                   2532: 	    push(@ungraded_parts, $part);
                   2533: 	}
                   2534:     }
                   2535:     if ( !@ungraded_parts ) {
                   2536: 	&Apache::bridgetask::remove_from_queue('gradingqueue',$symb,$cdom,
                   2537: 					       $cnum,$domain,$stuname);
                   2538:     }
                   2539: }
                   2540: 
1.337     banghart 2541: sub handback_files {
                   2542:     my ($request,$symb,$stuname,$domain,$newflg,$new_part,$newrecord) = @_;
1.359     www      2543:     my $portfolio_root = &propath($domain,$stuname).'/userfiles/portfolio';
                   2544:     my ($partlist,$handgrade,$responseType) = &response_type($symb);
1.375     albertel 2545: 
                   2546:     my @part_response_id = &flatten_responseType($responseType);
                   2547:     foreach my $part_response_id (@part_response_id) {
                   2548:     	my ($part_id,$resp_id) = @{ $part_response_id };
                   2549: 	my $part_resp = join('_',@{ $part_response_id });
1.337     banghart 2550:             if (($env{'form.'.$newflg.'_'.$part_resp.'_returndoc1'}) && ($new_part == $part_id)) {
                   2551:                 # if multiple files are uploaded names will be 'returndoc2','returndoc3'
                   2552:                 my $file_counter = 1;
1.367     albertel 2553: 		my $file_msg;
1.337     banghart 2554:                 while ($env{'form.'.$newflg.'_'.$part_resp.'_returndoc'.$file_counter}) {
                   2555:                     my $fname=$env{'form.'.$newflg.'_'.$part_resp.'_returndoc'.$file_counter.'.filename'};
1.338     banghart 2556:                     my ($directory,$answer_file) = 
                   2557:                         ($env{'form.'.$newflg.'_'.$part_resp.'_origdoc'.$file_counter} =~ /^(.*?)([^\/]*)$/);
                   2558:                     my ($answer_name,$answer_ver,$answer_ext) =
                   2559: 		        &file_name_version_ext($answer_file);
1.355     banghart 2560: 		    my ($portfolio_path) = ($directory =~ /^.+$stuname\/portfolio(.*)/);
1.341     banghart 2561: 		    my @dir_list = &Apache::lonnet::dirlist($portfolio_path,$domain,$stuname,$portfolio_root);
1.338     banghart 2562: 		    my $version = &get_next_version($answer_name, $answer_ext, \@dir_list);
1.355     banghart 2563:                     # fix file name
                   2564:                     my ($save_file_name) = (($directory.$answer_name.".$version.".$answer_ext) =~ /^.+\/${stuname}\/(.*)/);
                   2565:                     my $result=&Apache::lonnet::finishuserfileupload($stuname,$domain,
                   2566:             	                                $newflg.'_'.$part_resp.'_returndoc'.$file_counter,
                   2567:             	                                $save_file_name);
1.337     banghart 2568:                     if ($result !~ m|^/uploaded/|) {
                   2569:                         $request->print('<font color="red"> An errror occured ('.$result.
1.355     banghart 2570:                         ') while trying to upload '.$newflg.'_'.$part_resp.'_returndoc'.$file_counter.'</font><br />');
1.356     banghart 2571:                     } else {
1.360     banghart 2572:                         # mark the file as read only
                   2573:                         my @files = ($save_file_name);
1.372     albertel 2574:                         my @what = ($symb,$env{'request.course.id'},'handback');
1.360     banghart 2575:                         &Apache::lonnet::mark_as_readonly($domain,$stuname,\@files,\@what);
1.367     albertel 2576: 			if (exists($$newrecord{"resource.$new_part.$resp_id.handback"})) {
                   2577: 			    $$newrecord{"resource.$new_part.$resp_id.handback"}.=',';
                   2578: 			}
                   2579:                         $$newrecord{"resource.$new_part.$resp_id.handback"} .= $save_file_name;
                   2580: 			$file_msg.= "\n".'<br /><span class="LC_filename"><a href="/uploaded/'."$domain/$stuname/".$save_file_name.'">'.$save_file_name."</a></span><br />";
                   2581: 
1.337     banghart 2582:                     }
                   2583:                     $request->print("<br />".$fname." will be the uploaded file name");
1.354     albertel 2584:                     $request->print(" ".$env{'form.'.$newflg.'_'.$part_resp.'_origdoc'.$file_counter});
1.337     banghart 2585:                     $file_counter++;
                   2586:                 }
1.367     albertel 2587: 		my $subject = "File Handed Back by Instructor ";
                   2588: 		my $message = "A file has been returned that was originally submitted in reponse to: <br />";
                   2589: 		$message .= "<strong>".&Apache::lonnet::gettitle($symb)."</strong><br />";
                   2590: 		$message .= ' The returned file(s) are named: '. $file_msg;
                   2591: 		$message .= " and can be found in your portfolio space.";
                   2592: 		my $url = (&Apache::lonnet::decode_symb($symb))[2];
1.388     raeburn  2593: 		my $feedurl = &Apache::lonnet::clutter($url);
1.386     raeburn  2594:                 my $encrypturl=&Apache::lonnet::EXT('resource.0.encrypturl',
                   2595:                                                     $symb,$domain,$stuname);
                   2596:                 my ($baseurl,$showsymb);
                   2597:                 if ($encrypturl =~ /^yes$/i) {
                   2598:                     $baseurl = &Apache::lonenc::encrypted($feedurl,1);
                   2599:                     $showsymb = &Apache::lonenc::encrypted($symb,1);
                   2600:                 } else {
                   2601:                     $baseurl = $feedurl;
                   2602:                     $showsymb = $symb;
                   2603:                 }
                   2604:                 my $restitle = &Apache::lonnet::gettitle($symb);
                   2605: 		my $msgstatus = 
                   2606:                    &Apache::lonmsg::user_normal_msg($stuname,$domain,$subject.
                   2607: 			 ' (File Returned) ['.$restitle.']',$message,undef,
                   2608:                          $baseurl,undef,undef,undef,$showsymb,$restitle);
1.337     banghart 2609:             }
                   2610:         }
1.338     banghart 2611:     return;
1.337     banghart 2612: }
                   2613: 
1.313     banghart 2614: sub get_submitted_files {
                   2615:     my ($udom,$uname,$partid,$respid,$record) = @_;
                   2616:     my @files;
                   2617:     if ($$record{"resource.$partid.$respid.portfiles"}) {
                   2618:         my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio';
                   2619:         foreach my $file (split(',',$$record{"resource.$partid.$respid.portfiles"})) {
                   2620:     	    push(@files,$file_url.$file);
                   2621:         }
                   2622:     }
                   2623:     if ($$record{"resource.$partid.$respid.uploadedurl"}) {
                   2624:         push(@files,$$record{"resource.$partid.$respid.uploadedurl"});
                   2625:     }
                   2626:     return (\@files);
                   2627: }
1.322     albertel 2628: 
1.269     raeburn  2629: # ----------- Provides number of tries since last reset.
                   2630: sub get_num_tries {
                   2631:     my ($record,$last_reset,$part) = @_;
                   2632:     my $timestamp = '';
                   2633:     my $num_tries = 0;
                   2634:     if ($$record{'version'}) {
                   2635:         for (my $version=$$record{'version'};$version>=1;$version--) {
                   2636:             if (exists($$record{$version.':resource.'.$part.'.solved'})) {
                   2637:                 $timestamp = $$record{$version.':timestamp'};
                   2638:                 if ($timestamp > $last_reset) {
                   2639:                     $num_tries ++;
                   2640:                 } else {
                   2641:                     last;
                   2642:                 }
                   2643:             }
                   2644:         }
                   2645:     }
                   2646:     return $num_tries;
                   2647: }
                   2648: 
                   2649: # ----------- Determine decrements required in aggregate totals 
                   2650: sub decrement_aggs {
                   2651:     my ($symb,$part,$aggregate,$aggtries,$totaltries,$solvedstatus) = @_;
                   2652:     my %decrement = (
                   2653:                         attempts => 0,
                   2654:                         users => 0,
                   2655:                         correct => 0
                   2656:                     );
                   2657:     $decrement{'attempts'} = $aggtries;
                   2658:     if ($solvedstatus =~ /^correct/) {
                   2659:         $decrement{'correct'} = 1;
                   2660:     }
                   2661:     if ($aggtries == $totaltries) {
                   2662:         $decrement{'users'} = 1;
                   2663:     }
                   2664:     foreach my $type (keys (%decrement)) {
                   2665:         $$aggregate{$symb."\0".$part."\0".$type} = -$decrement{$type};
                   2666:     }
                   2667:     return;
                   2668: }
                   2669: 
                   2670: # ----------- Determine timestamps for last reset of aggregate totals for parts  
                   2671: sub get_last_resets {
1.270     albertel 2672:     my ($symb,$courseid,$partids) =@_;
                   2673:     my %last_resets;
1.269     raeburn  2674:     my $cdom = $env{'course.'.$courseid.'.domain'};
                   2675:     my $cname = $env{'course.'.$courseid.'.num'};
1.271     albertel 2676:     my @keys;
                   2677:     foreach my $part (@{$partids}) {
                   2678: 	push(@keys,"$symb\0$part\0resettime");
                   2679:     }
                   2680:     my %results=&Apache::lonnet::get('nohist_resourcetracker',\@keys,
                   2681: 				     $cdom,$cname);
                   2682:     foreach my $part (@{$partids}) {
                   2683: 	$last_resets{$part}=$results{"$symb\0$part\0resettime"};
1.269     raeburn  2684:     }
1.270     albertel 2685:     return %last_resets;
1.269     raeburn  2686: }
                   2687: 
1.251     banghart 2688: # ----------- Handles creating versions for portfolio files as answers
                   2689: sub version_portfiles {
1.343     banghart 2690:     my ($record, $parts_graded, $courseid, $symb, $domain, $stu_name, $v_flag) = @_;
1.263     banghart 2691:     my $version_parts = join('|',@$v_flag);
1.343     banghart 2692:     my @returned_keys;
1.255     banghart 2693:     my $parts = join('|', @$parts_graded);
1.359     www      2694:     my $portfolio_root = &propath($domain,$stu_name).
                   2695: 	'/userfiles/portfolio';
1.277     albertel 2696:     foreach my $key (keys(%$record)) {
1.259     banghart 2697:         my $new_portfiles;
1.263     banghart 2698:         if ($key =~ /^resource\.($version_parts)\./ && $key =~ /\.portfiles$/ ) {
1.342     banghart 2699:             my @versioned_portfiles;
1.367     albertel 2700:             my @portfiles = split(/\s*,\s*/,$$record{$key});
1.252     banghart 2701:             foreach my $file (@portfiles) {
1.306     banghart 2702:                 &Apache::lonnet::unmark_as_readonly($domain,$stu_name,[$symb,$env{'request.course.id'}],$file);
1.304     albertel 2703:                 my ($directory,$answer_file) =($file =~ /^(.*?)([^\/]*)$/);
                   2704: 		my ($answer_name,$answer_ver,$answer_ext) =
                   2705: 		    &file_name_version_ext($answer_file);
1.306     banghart 2706:                 my @dir_list = &Apache::lonnet::dirlist($directory,$domain,$stu_name,$portfolio_root);
1.342     banghart 2707:                 my $version = &get_next_version($answer_name, $answer_ext, \@dir_list);
1.306     banghart 2708:                 my $new_answer = &version_selected_portfile($domain, $stu_name, $directory, $answer_file, $version);
                   2709:                 if ($new_answer ne 'problem getting file') {
1.342     banghart 2710:                     push(@versioned_portfiles, $directory.$new_answer);
1.306     banghart 2711:                     &Apache::lonnet::mark_as_readonly($domain,$stu_name,
1.367     albertel 2712:                         [$directory.$new_answer],
1.306     banghart 2713:                         [$symb,$env{'request.course.id'},'graded']);
1.259     banghart 2714:                 }
1.252     banghart 2715:             }
1.343     banghart 2716:             $$record{$key} = join(',',@versioned_portfiles);
                   2717:             push(@returned_keys,$key);
1.251     banghart 2718:         }
                   2719:     } 
1.343     banghart 2720:     return (@returned_keys);   
1.305     banghart 2721: }
                   2722: 
1.307     banghart 2723: sub get_next_version {
1.341     banghart 2724:     my ($answer_name, $answer_ext, $dir_list) = @_;
1.307     banghart 2725:     my $version;
                   2726:     foreach my $row (@$dir_list) {
                   2727:         my ($file) = split(/\&/,$row,2);
                   2728:         my ($file_name,$file_version,$file_ext) =
                   2729: 	    &file_name_version_ext($file);
                   2730:         if (($file_name eq $answer_name) && 
                   2731: 	    ($file_ext eq $answer_ext)) {
                   2732:                 # gets here if filename and extension match, regardless of version
                   2733:                 if ($file_version ne '') {
                   2734:                 # a versioned file is found  so save it for later
                   2735:                 if ($file_version > $version) {
                   2736: 		    $version = $file_version;
                   2737: 	        }
                   2738:             }
                   2739:         }
                   2740:     } 
                   2741:     $version ++;
                   2742:     return($version);
                   2743: }
                   2744: 
1.305     banghart 2745: sub version_selected_portfile {
1.306     banghart 2746:     my ($domain,$stu_name,$directory,$file_name,$version) = @_;
                   2747:     my ($answer_name,$answer_ver,$answer_ext) =
                   2748:         &file_name_version_ext($file_name);
                   2749:     my $new_answer;
                   2750:     $env{'form.copy'} = &Apache::lonnet::getfile("/uploaded/$domain/$stu_name/portfolio$directory$file_name");
                   2751:     if($env{'form.copy'} eq '-1') {
                   2752:         &Apache::lonnet::logthis('problem getting file '.$file_name);
                   2753:         $new_answer = 'problem getting file';
                   2754:     } else {
                   2755:         $new_answer = $answer_name.'.'.$version.'.'.$answer_ext;
                   2756:         my $copy_result = &Apache::lonnet::finishuserfileupload(
                   2757:                             $stu_name,$domain,'copy',
                   2758: 		        '/portfolio'.$directory.$new_answer);
                   2759:     }    
                   2760:     return ($new_answer);
1.251     banghart 2761: }
                   2762: 
1.304     albertel 2763: sub file_name_version_ext {
                   2764:     my ($file)=@_;
                   2765:     my @file_parts = split(/\./, $file);
                   2766:     my ($name,$version,$ext);
                   2767:     if (@file_parts > 1) {
                   2768: 	$ext=pop(@file_parts);
                   2769: 	if (@file_parts > 1 && $file_parts[-1] =~ /^\d+$/) {
                   2770: 	    $version=pop(@file_parts);
                   2771: 	}
                   2772: 	$name=join('.',@file_parts);
                   2773:     } else {
                   2774: 	$name=join('.',@file_parts);
                   2775:     }
                   2776:     return($name,$version,$ext);
                   2777: }
                   2778: 
1.44      ng       2779: #--------------------------------------------------------------------------------------
                   2780: #
                   2781: #-------------------------- Next few routines handles grading by section or whole class
                   2782: #
                   2783: #--- Javascript to handle grading by section or whole class
1.42      ng       2784: sub viewgrades_js {
                   2785:     my ($request) = shift;
                   2786: 
1.41      ng       2787:     $request->print(<<VIEWJAVASCRIPT);
                   2788: <script type="text/javascript" language="javascript">
1.45      ng       2789:    function writePoint(partid,weight,point) {
1.125     ng       2790: 	var radioButton = document.classgrade["RADVAL_"+partid];
                   2791: 	var textbox = document.classgrade["TEXTVAL_"+partid];
1.42      ng       2792: 	if (point == "textval") {
1.125     ng       2793: 	    point = document.classgrade["TEXTVAL_"+partid].value;
1.109     matthew  2794: 	    if (isNaN(point) || parseFloat(point) < 0) {
                   2795: 		alert("A number equal or greater than 0 is expected. Entered value = "+parseFloat(point));
1.42      ng       2796: 		var resetbox = false;
                   2797: 		for (var i=0; i<radioButton.length; i++) {
                   2798: 		    if (radioButton[i].checked) {
                   2799: 			textbox.value = i;
                   2800: 			resetbox = true;
                   2801: 		    }
                   2802: 		}
                   2803: 		if (!resetbox) {
                   2804: 		    textbox.value = "";
                   2805: 		}
                   2806: 		return;
                   2807: 	    }
1.109     matthew  2808: 	    if (parseFloat(point) > parseFloat(weight)) {
                   2809: 		var resp = confirm("You entered a value ("+parseFloat(point)+
1.44      ng       2810: 				   ") greater than the weight for the part. Accept?");
                   2811: 		if (resp == false) {
                   2812: 		    textbox.value = "";
                   2813: 		    return;
                   2814: 		}
                   2815: 	    }
1.42      ng       2816: 	    for (var i=0; i<radioButton.length; i++) {
                   2817: 		radioButton[i].checked=false;
1.109     matthew  2818: 		if (parseFloat(point) == i) {
1.42      ng       2819: 		    radioButton[i].checked=true;
                   2820: 		}
                   2821: 	    }
1.41      ng       2822: 
1.42      ng       2823: 	} else {
1.125     ng       2824: 	    textbox.value = parseFloat(point);
1.42      ng       2825: 	}
1.41      ng       2826: 	for (i=0;i<document.classgrade.total.value;i++) {
1.125     ng       2827: 	    var user = document.classgrade["ctr"+i].value;
1.289     albertel 2828: 	    user = user.replace(new RegExp(':', 'g'),"_");
1.125     ng       2829: 	    var scorename = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
                   2830: 	    var saveval   = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
                   2831: 	    var selname   = document.classgrade["GD_"+user+"_"+partid+"_solved"];
1.42      ng       2832: 	    if (saveval != "correct") {
                   2833: 		scorename.value = point;
1.43      ng       2834: 		if (selname[0].selected != true) {
                   2835: 		    selname[0].selected = true;
                   2836: 		}
1.42      ng       2837: 	    }
                   2838: 	}
1.125     ng       2839: 	document.classgrade["SELVAL_"+partid][0].selected = true;
1.42      ng       2840:     }
                   2841: 
                   2842:     function writeRadText(partid,weight) {
1.125     ng       2843: 	var selval   = document.classgrade["SELVAL_"+partid];
                   2844: 	var radioButton = document.classgrade["RADVAL_"+partid];
1.265     www      2845:         var override = document.classgrade["FORCE_"+partid].checked;
1.125     ng       2846: 	var textbox = document.classgrade["TEXTVAL_"+partid];
                   2847: 	if (selval[1].selected || selval[2].selected) {
1.42      ng       2848: 	    for (var i=0; i<radioButton.length; i++) {
                   2849: 		radioButton[i].checked=false;
                   2850: 
                   2851: 	    }
                   2852: 	    textbox.value = "";
                   2853: 
                   2854: 	    for (i=0;i<document.classgrade.total.value;i++) {
1.125     ng       2855: 		var user = document.classgrade["ctr"+i].value;
1.289     albertel 2856: 		user = user.replace(new RegExp(':', 'g'),"_");
1.125     ng       2857: 		var scorename = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
                   2858: 		var saveval   = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
                   2859: 		var selname   = document.classgrade["GD_"+user+"_"+partid+"_solved"];
1.265     www      2860: 		if ((saveval != "correct") || override) {
1.42      ng       2861: 		    scorename.value = "";
1.125     ng       2862: 		    if (selval[1].selected) {
                   2863: 			selname[1].selected = true;
                   2864: 		    } else {
                   2865: 			selname[2].selected = true;
                   2866: 			if (Number(document.classgrade["GD_"+user+"_"+partid+"_tries"].value)) 
                   2867: 			{document.classgrade["GD_"+user+"_"+partid+"_tries"].value = '0';}
                   2868: 		    }
1.42      ng       2869: 		}
                   2870: 	    }
1.43      ng       2871: 	} else {
                   2872: 	    for (i=0;i<document.classgrade.total.value;i++) {
1.125     ng       2873: 		var user = document.classgrade["ctr"+i].value;
1.289     albertel 2874: 		user = user.replace(new RegExp(':', 'g'),"_");
1.125     ng       2875: 		var scorename = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
                   2876: 		var saveval   = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
                   2877: 		var selname   = document.classgrade["GD_"+user+"_"+partid+"_solved"];
1.265     www      2878: 		if ((saveval != "correct") || override) {
1.125     ng       2879: 		    scorename.value = document.classgrade["GD_"+user+"_"+partid+"_awarded_s"].value;
1.43      ng       2880: 		    selname[0].selected = true;
                   2881: 		}
                   2882: 	    }
                   2883: 	}	    
1.42      ng       2884:     }
                   2885: 
                   2886:     function changeSelect(partid,user) {
1.125     ng       2887: 	var selval = document.classgrade["GD_"+user+'_'+partid+"_solved"];
                   2888: 	var textbox = document.classgrade["GD_"+user+'_'+partid+"_awarded"];
1.44      ng       2889: 	var point  = textbox.value;
1.125     ng       2890: 	var weight = document.classgrade["weight_"+partid].value;
1.44      ng       2891: 
1.109     matthew  2892: 	if (isNaN(point) || parseFloat(point) < 0) {
                   2893: 	    alert("A number equal or greater than 0 is expected. Entered value = "+parseFloat(point));
1.44      ng       2894: 	    textbox.value = "";
                   2895: 	    return;
                   2896: 	}
1.109     matthew  2897: 	if (parseFloat(point) > parseFloat(weight)) {
                   2898: 	    var resp = confirm("You entered a value ("+parseFloat(point)+
1.44      ng       2899: 			       ") greater than the weight of the part. Accept?");
                   2900: 	    if (resp == false) {
                   2901: 		textbox.value = "";
                   2902: 		return;
                   2903: 	    }
                   2904: 	}
1.42      ng       2905: 	selval[0].selected = true;
                   2906:     }
                   2907: 
                   2908:     function changeOneScore(partid,user) {
1.125     ng       2909: 	var selval = document.classgrade["GD_"+user+'_'+partid+"_solved"];
                   2910: 	if (selval[1].selected || selval[2].selected) {
                   2911: 	    document.classgrade["GD_"+user+'_'+partid+"_awarded"].value = "";
                   2912: 	    if (selval[2].selected) {
                   2913: 		document.classgrade["GD_"+user+'_'+partid+"_tries"].value = "0";
                   2914: 	    }
1.269     raeburn  2915:         }
1.42      ng       2916:     }
                   2917: 
                   2918:     function resetEntry(numpart) {
                   2919: 	for (ctpart=0;ctpart<numpart;ctpart++) {
1.125     ng       2920: 	    var partid = document.classgrade["partid_"+ctpart].value;
                   2921: 	    var radioButton = document.classgrade["RADVAL_"+partid];
                   2922: 	    var textbox = document.classgrade["TEXTVAL_"+partid];
                   2923: 	    var selval  = document.classgrade["SELVAL_"+partid];
1.42      ng       2924: 	    for (var i=0; i<radioButton.length; i++) {
                   2925: 		radioButton[i].checked=false;
                   2926: 
                   2927: 	    }
                   2928: 	    textbox.value = "";
                   2929: 	    selval[0].selected = true;
                   2930: 
                   2931: 	    for (i=0;i<document.classgrade.total.value;i++) {
1.125     ng       2932: 		var user = document.classgrade["ctr"+i].value;
1.289     albertel 2933: 		user = user.replace(new RegExp(':', 'g'),"_");
1.125     ng       2934: 		var resetscore = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
                   2935: 		resetscore.value = document.classgrade["GD_"+user+"_"+partid+"_awarded_s"].value;
                   2936: 		var resettries = document.classgrade["GD_"+user+"_"+partid+"_tries"];
                   2937: 		resettries.value = document.classgrade["GD_"+user+"_"+partid+"_tries_s"].value;
                   2938: 		var saveselval   = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
                   2939: 		var selname   = document.classgrade["GD_"+user+"_"+partid+"_solved"];
1.42      ng       2940: 		if (saveselval == "excused") {
1.43      ng       2941: 		    if (selname[1].selected == false) { selname[1].selected = true;}
1.42      ng       2942: 		} else {
1.43      ng       2943: 		    if (selname[0].selected == false) {selname[0].selected = true};
1.42      ng       2944: 		}
                   2945: 	    }
1.41      ng       2946: 	}
1.42      ng       2947:     }
                   2948: 
1.41      ng       2949: </script>
                   2950: VIEWJAVASCRIPT
1.42      ng       2951: }
                   2952: 
1.44      ng       2953: #--- show scores for a section or whole class w/ option to change/update a score
1.42      ng       2954: sub viewgrades {
                   2955:     my ($request) = shift;
                   2956:     &viewgrades_js($request);
1.41      ng       2957: 
1.324     albertel 2958:     my ($symb) = &get_symb($request);
1.168     albertel 2959:     #need to make sure we have the correct data for later EXT calls, 
                   2960:     #thus invalidate the cache
                   2961:     &Apache::lonnet::devalidatecourseresdata(
1.257     albertel 2962:                  $env{'course.'.$env{'request.course.id'}.'.num'},
                   2963:                  $env{'course.'.$env{'request.course.id'}.'.domain'});
1.168     albertel 2964:     &Apache::lonnet::clear_EXT_cache_status();
                   2965: 
1.167     sakharuk 2966:     my $result='<h3><font color="#339933">'.&mt('Manual Grading').'</font></h3>';
1.257     albertel 2967:     $result.='<font size=+1><b>Current Resource: </b>'.$env{'form.probTitle'}.'</font>'."\n";
1.41      ng       2968: 
                   2969:     #view individual student submission form - called using Javascript viewOneStudent
1.324     albertel 2970:     $result.=&jscriptNform($symb);
1.41      ng       2971: 
1.44      ng       2972:     #beginning of class grading form
1.41      ng       2973:     $result.= '<form action="/adm/grades" method="post" name="classgrade">'."\n".
1.106     albertel 2974: 	'<input type="hidden" name="symb"    value="'.$symb.'" />'."\n".
1.38      ng       2975: 	'<input type="hidden" name="command" value="editgrades" />'."\n".
1.257     albertel 2976: 	'<input type="hidden" name="section" value="'.$env{'form.section'}.'" />'."\n".
                   2977: 	'<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
                   2978: 	'<input type="hidden" name="Status" value="'.$env{'form.Status'}.'" />'."\n".
                   2979: 	'<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n";
1.72      ng       2980: 
1.126     ng       2981:     my $sectionClass;
1.257     albertel 2982:     if ($env{'form.section'} eq 'all') {
1.126     ng       2983: 	$sectionClass='Class </h3>';
1.257     albertel 2984:     } elsif ($env{'form.section'} eq 'none') {
1.126     ng       2985: 	$sectionClass='Students in no Section </h3>';
1.52      albertel 2986:     } else {
1.257     albertel 2987: 	$sectionClass='Students in Section '.$env{'form.section'}.'</h3>';
1.52      albertel 2988:     }
1.126     ng       2989:     $result.='<h3>Assign Common Grade To '.$sectionClass;
1.52      albertel 2990:     $result.= '<table border=0><tr><td bgcolor="#777777">'."\n".
                   2991: 	'<table border=0><tr bgcolor="#ffffdd"><td>';
1.44      ng       2992:     #radio buttons/text box for assigning points for a section or class.
                   2993:     #handles different parts of a problem
1.375     albertel 2994:     my ($partlist,$handgrade,$responseType) = &response_type($symb);
1.42      ng       2995:     my %weight = ();
                   2996:     my $ctsparts = 0;
1.41      ng       2997:     $result.='<table border="0">';
1.45      ng       2998:     my %seen = ();
1.375     albertel 2999:     my @part_response_id = &flatten_responseType($responseType);
                   3000:     foreach my $part_response_id (@part_response_id) {
                   3001:     	my ($partid,$respid) = @{ $part_response_id };
                   3002: 	my $part_resp = join('_',@{ $part_response_id });
1.45      ng       3003: 	next if $seen{$partid};
                   3004: 	$seen{$partid}++;
1.375     albertel 3005: 	my $handgrade=$$handgrade{$part_resp};
1.42      ng       3006: 	my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb);
                   3007: 	$weight{$partid} = $wgt eq '' ? '1' : $wgt;
                   3008: 
1.44      ng       3009: 	$result.='<input type="hidden" name="partid_'.
                   3010: 	    $ctsparts.'" value="'.$partid.'" />'."\n";
                   3011: 	$result.='<input type="hidden" name="weight_'.
                   3012: 	    $partid.'" value="'.$weight{$partid}.'" />'."\n";
1.324     albertel 3013: 	my $display_part=&get_display_part($partid,$symb);
1.207     albertel 3014: 	$result.='<tr><td><b>Part:</b> '.$display_part.'&nbsp; &nbsp;<b>Point:</b> </td><td>';
1.42      ng       3015: 	$result.='<table border="0"><tr>';  
1.41      ng       3016: 	my $ctr = 0;
1.42      ng       3017: 	while ($ctr<=$weight{$partid}) { # display radio buttons in a nice table 10 across
1.288     albertel 3018: 	    $result.= '<td><label><input type="radio" name="RADVAL_'.$partid.'" '.
1.54      albertel 3019: 		'onclick="javascript:writePoint(\''.$partid.'\','.$weight{$partid}.
1.288     albertel 3020: 		','.$ctr.')" />'.$ctr."</label></td>\n";
1.41      ng       3021: 	    $result.=(($ctr+1)%10 == 0 ? '</tr><tr>' : '');
                   3022: 	    $ctr++;
                   3023: 	}
                   3024: 	$result.='</tr></table>';
1.44      ng       3025: 	$result.= '</td><td><b> or </b><input type="text" name="TEXTVAL_'.
1.54      albertel 3026: 	    $partid.'" size="4" '.'onChange="javascript:writePoint(\''.
                   3027: 		$partid.'\','.$weight{$partid}.',\'textval\')" /> /'.
1.42      ng       3028: 	    $weight{$partid}.' (problem weight)</td>'."\n";
                   3029: 	$result.= '</td><td><select name="SELVAL_'.$partid.'"'.
1.54      albertel 3030: 	    'onChange="javascript:writeRadText(\''.$partid.'\','.
1.59      albertel 3031: 		$weight{$partid}.')"> '.
1.42      ng       3032: 	    '<option selected="on"> </option>'.
1.125     ng       3033: 	    '<option>excused</option>'.
1.265     www      3034: 	    '<option>reset status</option></select></td>'.
1.266     albertel 3035:             '<td><label><input type="checkbox" name="FORCE_'.$partid.'" /> Override "Correct"</label></td></tr>'."\n";
1.42      ng       3036: 	$ctsparts++;
1.41      ng       3037:     }
1.52      albertel 3038:     $result.='</table>'.'</td></tr></table>'.'</td></tr></table>'."\n".
                   3039: 	'<input type="hidden" name="totalparts" value="'.$ctsparts.'" />';
1.391     banghart 3040:     $result.='<input type="button" value="Revert to Default" '.
1.111     ng       3041: 	'onClick="javascript:resetEntry('.$ctsparts.');" TARGET=_self>';
1.41      ng       3042: 
1.44      ng       3043:     #table listing all the students in a section/class
                   3044:     #header of table
1.126     ng       3045:     $result.= '<h3>Assign Grade to Specific Students in '.$sectionClass;
1.42      ng       3046:     $result.= '<table border=0><tr><td bgcolor="#777777">'."\n".
1.126     ng       3047: 	'<table border=0><tr bgcolor="#deffff"><td>&nbsp;<b>No.</b>&nbsp;</td>'.
1.129     ng       3048: 	'<td>'.&nameUserString('header')."</td>\n";
1.324     albertel 3049:     my (@parts) = sort(&getpartlist($symb));
                   3050:     my (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);
1.269     raeburn  3051:     my @partids = ();
1.41      ng       3052:     foreach my $part (@parts) {
                   3053: 	my $display=&Apache::lonnet::metadata($url,$part.'.display');
1.126     ng       3054: 	$display =~ s|^Number of Attempts|Tries<br />|; # makes the column narrower
1.41      ng       3055: 	if  (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); }
1.207     albertel 3056: 	my ($partid) = &split_part_type($part);
1.269     raeburn  3057:         push(@partids, $partid);
1.324     albertel 3058: 	my $display_part=&get_display_part($partid,$symb);
1.41      ng       3059: 	if ($display =~ /^Partial Credit Factor/) {
1.207     albertel 3060: 	    $result.='<td><b>Score Part:</b> '.$display_part.
                   3061: 		' <br /><b>(weight = '.$weight{$partid}.')</b></td>'."\n";
1.41      ng       3062: 	    next;
1.207     albertel 3063: 	} else {
                   3064: 	    $display =~s/\[Part: \Q$partid\E\]/Part:<\/b> $display_part/;
1.41      ng       3065: 	}
1.53      albertel 3066: 	$display =~ s|Problem Status|Grade Status<br />|;
1.207     albertel 3067: 	$result.='<td><b>'.$display.'</td>'."\n";
1.41      ng       3068:     }
                   3069:     $result.='</tr>';
1.44      ng       3070: 
1.270     albertel 3071:     my %last_resets = 
                   3072: 	&get_last_resets($symb,$env{'request.course.id'},\@partids);
1.269     raeburn  3073: 
1.41      ng       3074:     #get info for each student
1.44      ng       3075:     #list all the students - with points and grade status
1.257     albertel 3076:     my (undef,undef,$fullname) = &getclasslist($env{'form.section'},'1');
1.41      ng       3077:     my $ctr = 0;
1.294     albertel 3078:     foreach (sort 
                   3079: 	     {
                   3080: 		 if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
                   3081: 		     return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
                   3082: 		 }
                   3083: 		 return $a cmp $b;
                   3084: 	     } (keys(%$fullname))) {
1.126     ng       3085: 	$ctr++;
1.324     albertel 3086: 	$result.=&viewstudentgrade($symb,$env{'request.course.id'},
1.269     raeburn  3087: 				   $_,$$fullname{$_},\@parts,\%weight,$ctr,\%last_resets);
1.41      ng       3088:     }
                   3089:     $result.='</table></td></tr></table>';
                   3090:     $result.='<input type="hidden" name="total" value="'.$ctr.'" />'."\n";
1.126     ng       3091:     $result.='<input type="button" value="Save" '.
1.45      ng       3092: 	'onClick="javascript:submit();" TARGET=_self /></form>'."\n";
1.96      albertel 3093:     if (scalar(%$fullname) eq 0) {
                   3094: 	my $colspan=3+scalar(@parts);
1.257     albertel 3095: 	$result='<font color="red">There are no students in section "'.$env{'form.section'}.
                   3096: 	    '" with enrollment status "'.$env{'form.Status'}.'" to modify or grade.</font>';
1.96      albertel 3097:     }
1.324     albertel 3098:     $result.=&show_grading_menu_form($symb);
1.41      ng       3099:     return $result;
                   3100: }
                   3101: 
1.44      ng       3102: #--- call by previous routine to display each student
1.41      ng       3103: sub viewstudentgrade {
1.324     albertel 3104:     my ($symb,$courseid,$student,$fullname,$parts,$weight,$ctr,$last_resets) = @_;
1.44      ng       3105:     my ($uname,$udom) = split(/:/,$student);
                   3106:     my %record=&Apache::lonnet::restore($symb,$courseid,$udom,$uname);
1.269     raeburn  3107:     my %aggregates = (); 
1.233     albertel 3108:     my $result='<tr bgcolor="#ffffdd"><td align="right">'.
                   3109: 	'<input type="hidden" name="ctr'.($ctr-1).'" value="'.$student.'" />'.
                   3110: 	"\n".$ctr.'&nbsp;</td><td>&nbsp;'.
1.44      ng       3111: 	'<a href="javascript:viewOneStudent(\''.$uname.'\',\''.$udom.
1.112     ng       3112: 	'\')"; TARGET=_self>'.$fullname.'</a> '.
1.257     albertel 3113: 	'<font color="#999999">('.$uname.($env{'user.domain'} eq $udom ? '' : ':'.$udom).')</font></td>'."\n";
1.281     albertel 3114:     $student=~s/:/_/; # colon doen't work in javascript for names
1.63      albertel 3115:     foreach my $apart (@$parts) {
                   3116: 	my ($part,$type) = &split_part_type($apart);
1.41      ng       3117: 	my $score=$record{"resource.$part.$type"};
1.276     albertel 3118:         $result.='<td align="center">';
1.269     raeburn  3119:         my ($aggtries,$totaltries);
                   3120:         unless (exists($aggregates{$part})) {
1.270     albertel 3121: 	    $totaltries = $record{'resource.'.$part.'.tries'};
                   3122: 
                   3123: 	    $aggtries = $totaltries;
1.269     raeburn  3124:             if ($$last_resets{$part}) {  
1.270     albertel 3125:                 $aggtries = &get_num_tries(\%record,$$last_resets{$part},
                   3126: 					   $part);
                   3127:             }
1.269     raeburn  3128:             $result.='<input type="hidden" name="'.
                   3129:                 'GD_'.$student.'_'.$part.'_aggtries" value="'.$aggtries.'" />'."\n";
                   3130:             $result.='<input type="hidden" name="'.
                   3131:                 'GD_'.$student.'_'.$part.'_totaltries" value="'.$totaltries.'" />'."\n";
                   3132:             $aggregates{$part} = 1;
                   3133:         }
1.41      ng       3134: 	if ($type eq 'awarded') {
1.320     albertel 3135: 	    my $pts = $score eq '' ? '' : &compute_points($score,$$weight{$part});
1.42      ng       3136: 	    $result.='<input type="hidden" name="'.
1.89      albertel 3137: 		'GD_'.$student.'_'.$part.'_awarded_s" value="'.$pts.'" />'."\n";
1.233     albertel 3138: 	    $result.='<input type="text" name="'.
1.89      albertel 3139: 		'GD_'.$student.'_'.$part.'_awarded" '.
                   3140: 		'onChange="javascript:changeSelect(\''.$part.'\',\''.$student.
1.44      ng       3141: 		'\')" value="'.$pts.'" size="4" /></td>'."\n";
1.41      ng       3142: 	} elsif ($type eq 'solved') {
                   3143: 	    my ($status,$foo)=split(/_/,$score,2);
                   3144: 	    $status = 'nothing' if ($status eq '');
1.89      albertel 3145: 	    $result.='<input type="hidden" name="'.'GD_'.$student.'_'.
1.54      albertel 3146: 		$part.'_solved_s" value="'.$status.'" />'."\n";
1.233     albertel 3147: 	    $result.='&nbsp;<select name="'.
1.89      albertel 3148: 		'GD_'.$student.'_'.$part.'_solved" '.
                   3149: 		'onChange="javascript:changeOneScore(\''.$part.'\',\''.$student.'\')" >'."\n";
1.125     ng       3150: 	    $result.= (($status eq 'excused') ? '<option> </option><option selected="on">excused</option>' 
                   3151: 		: '<option selected="on"> </option><option>excused</option>')."\n";
                   3152: 	    $result.='<option>reset status</option>';
1.126     ng       3153: 	    $result.="</select>&nbsp;</td>\n";
1.122     ng       3154: 	} else {
                   3155: 	    $result.='<input type="hidden" name="'.
                   3156: 		'GD_'.$student.'_'.$part.'_'.$type.'_s" value="'.$score.'" />'.
                   3157: 		    "\n";
1.233     albertel 3158: 	    $result.='<input type="text" name="'.
1.122     ng       3159: 		'GD_'.$student.'_'.$part.'_'.$type.'" '.
                   3160: 		'value="'.$score.'" size="4" /></td>'."\n";
1.41      ng       3161: 	}
                   3162:     }
                   3163:     $result.='</tr>';
                   3164:     return $result;
1.38      ng       3165: }
                   3166: 
1.44      ng       3167: #--- change scores for all the students in a section/class
                   3168: #    record does not get update if unchanged
1.38      ng       3169: sub editgrades {
1.41      ng       3170:     my ($request) = @_;
                   3171: 
1.324     albertel 3172:     my $symb=&get_symb($request);
1.45      ng       3173:     my $title='<h3><font color="#339933">Current Grade Status</font></h3>';
1.257     albertel 3174:     $title.='<font size=+1><b>Current Resource: </b>'.$env{'form.probTitle'}.'</font><br />'."\n";
                   3175:     $title.='<font size=+1><b>Section: </b>'.$env{'form.section'}.'</font>'."\n";
1.126     ng       3176: 
1.44      ng       3177:     my $result= '<table border="0"><tr><td bgcolor="#777777">'."\n";
1.129     ng       3178:     $result.= '<table border="0"><tr bgcolor="#deffff">'.
                   3179: 	'<td rowspan=2 valign="center">&nbsp;<b>No.</b>&nbsp;</td>'.
                   3180: 	'<td rowspan=2 valign="center">'.&nameUserString('header')."</td>\n";
1.43      ng       3181: 
                   3182:     my %scoreptr = (
                   3183: 		    'correct'  =>'correct_by_override',
                   3184: 		    'incorrect'=>'incorrect_by_override',
                   3185: 		    'excused'  =>'excused',
                   3186: 		    'ungraded' =>'ungraded_attempted',
                   3187: 		    'nothing'  => '',
                   3188: 		    );
1.257     albertel 3189:     my ($classlist,undef,$fullname) = &getclasslist($env{'form.section'},'0');
1.34      ng       3190: 
1.44      ng       3191:     my (@partid);
                   3192:     my %weight = ();
1.54      albertel 3193:     my %columns = ();
1.44      ng       3194:     my ($i,$ctr,$count,$rec_update) = (0,0,0,0);
1.54      albertel 3195: 
1.324     albertel 3196:     my (@parts) = sort(&getpartlist($symb));
1.54      albertel 3197:     my $header;
1.257     albertel 3198:     while ($ctr < $env{'form.totalparts'}) {
                   3199: 	my $partid = $env{'form.partid_'.$ctr};
1.44      ng       3200: 	push @partid,$partid;
1.257     albertel 3201: 	$weight{$partid} = $env{'form.weight_'.$partid};
1.44      ng       3202: 	$ctr++;
1.54      albertel 3203:     }
1.324     albertel 3204:     my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
1.54      albertel 3205:     foreach my $partid (@partid) {
                   3206: 	$header .= '<td align="center">&nbsp;<b>Old Score</b>&nbsp;</td>'.
                   3207: 	    '<td align="center">&nbsp;<b>New Score</b>&nbsp;</td>';
                   3208: 	$columns{$partid}=2;
                   3209: 	foreach my $stores (@parts) {
                   3210: 	    my ($part,$type) = &split_part_type($stores);
                   3211: 	    if ($part !~ m/^\Q$partid\E/) { next;}
                   3212: 	    if ($type eq 'awarded' || $type eq 'solved') { next; }
                   3213: 	    my $display=&Apache::lonnet::metadata($url,$stores.'.display');
                   3214: 	    $display =~ s/\[Part: (\w)+\]//;
1.125     ng       3215: 	    $display =~ s/Number of Attempts/Tries/;
                   3216: 	    $header .= '<td align="center">&nbsp;<b>Old '.$display.'</b>&nbsp;</td>'.
                   3217: 		'<td align="center">&nbsp;<b>New '.$display.'</b>&nbsp;</td>';
1.54      albertel 3218: 	    $columns{$partid}+=2;
                   3219: 	}
                   3220:     }
                   3221:     foreach my $partid (@partid) {
1.324     albertel 3222: 	my $display_part=&get_display_part($partid,$symb);
1.54      albertel 3223: 	$result .= '<td colspan="'.$columns{$partid}.
1.207     albertel 3224: 	    '" align="center"><b>Part:</b> '.$display_part.
                   3225: 	    ' (Weight = '.$weight{$partid}.')</td>';
1.54      albertel 3226: 
1.44      ng       3227:     }
                   3228:     $result .= '</tr><tr bgcolor="#deffff">';
1.54      albertel 3229:     $result .= $header;
1.44      ng       3230:     $result .= '</tr>'."\n";
1.93      albertel 3231:     my $noupdate;
1.126     ng       3232:     my ($updateCtr,$noupdateCtr) = (1,1);
1.257     albertel 3233:     for ($i=0; $i<$env{'form.total'}; $i++) {
1.93      albertel 3234: 	my $line;
1.257     albertel 3235: 	my $user = $env{'form.ctr'.$i};
1.281     albertel 3236: 	my ($uname,$udom)=split(/:/,$user);
1.44      ng       3237: 	my %newrecord;
                   3238: 	my $updateflag = 0;
1.281     albertel 3239: 	$line .= '<td>'.&nameUserString(undef,$$fullname{$user},$uname,$udom).'</td>';
1.108     albertel 3240: 	my $usec=$classlist->{"$uname:$udom"}[5];
1.105     albertel 3241: 	if (!&canmodify($usec)) {
1.126     ng       3242: 	    my $numcols=scalar(@partid)*4+2;
1.105     albertel 3243: 	    $noupdate.=$line."<td colspan=\"$numcols\"><font color=\"red\">Not allowed to modify student</font></td></tr>";
                   3244: 	    next;
                   3245: 	}
1.269     raeburn  3246:         my %aggregate = ();
                   3247:         my $aggregateflag = 0;
1.281     albertel 3248: 	$user=~s/:/_/; # colon doen't work in javascript for names
1.44      ng       3249: 	foreach (@partid) {
1.257     albertel 3250: 	    my $old_aw    = $env{'form.GD_'.$user.'_'.$_.'_awarded_s'};
1.54      albertel 3251: 	    my $old_part_pcr = $old_aw/($weight{$_} ne '0' ? $weight{$_}:1);
                   3252: 	    my $old_part  = $old_aw eq '' ? '' : $old_part_pcr;
1.257     albertel 3253: 	    my $old_score = $scoreptr{$env{'form.GD_'.$user.'_'.$_.'_solved_s'}};
                   3254: 	    my $awarded   = $env{'form.GD_'.$user.'_'.$_.'_awarded'};
1.54      albertel 3255: 	    my $pcr       = $awarded/($weight{$_} ne '0' ? $weight{$_} : 1);
                   3256: 	    my $partial   = $awarded eq '' ? '' : $pcr;
1.44      ng       3257: 	    my $score;
                   3258: 	    if ($partial eq '') {
1.257     albertel 3259: 		$score = $scoreptr{$env{'form.GD_'.$user.'_'.$_.'_solved_s'}};
1.44      ng       3260: 	    } elsif ($partial > 0) {
                   3261: 		$score = 'correct_by_override';
                   3262: 	    } elsif ($partial == 0) {
                   3263: 		$score = 'incorrect_by_override';
                   3264: 	    }
1.257     albertel 3265: 	    my $dropMenu = $env{'form.GD_'.$user.'_'.$_.'_solved'};
1.125     ng       3266: 	    $score = 'excused' if (($dropMenu eq 'excused') && ($score ne 'excused'));
                   3267: 
1.292     albertel 3268: 	    $newrecord{'resource.'.$_.'.regrader'}=
                   3269: 		"$env{'user.name'}:$env{'user.domain'}";
1.125     ng       3270: 	    if ($dropMenu eq 'reset status' &&
                   3271: 		$old_score ne '') { # ignore if no previous attempts => nothing to reset
1.299     albertel 3272: 		$newrecord{'resource.'.$_.'.tries'} = '';
1.125     ng       3273: 		$newrecord{'resource.'.$_.'.solved'} = '';
                   3274: 		$newrecord{'resource.'.$_.'.award'} = '';
1.299     albertel 3275: 		$newrecord{'resource.'.$_.'.awarded'} = '';
1.125     ng       3276: 		$updateflag = 1;
1.269     raeburn  3277:                 if ($env{'form.GD_'.$user.'_'.$_.'_aggtries'} > 0) {
                   3278:                     my $aggtries = $env{'form.GD_'.$user.'_'.$_.'_aggtries'};
                   3279:                     my $totaltries = $env{'form.GD_'.$user.'_'.$_.'_totaltries'};
                   3280:                     my $solvedstatus = $env{'form.GD_'.$user.'_'.$_.'_solved_s'};
                   3281:                     &decrement_aggs($symb,$_,\%aggregate,$aggtries,$totaltries,$solvedstatus);
                   3282:                     $aggregateflag = 1;
                   3283:                 }
1.139     albertel 3284: 	    } elsif (!($old_part eq $partial && $old_score eq $score)) {
                   3285: 		$updateflag = 1;
                   3286: 		$newrecord{'resource.'.$_.'.awarded'}  = $partial if $partial ne '';
                   3287: 		$newrecord{'resource.'.$_.'.solved'}   = $score;
                   3288: 		$rec_update++;
1.125     ng       3289: 	    }
                   3290: 
1.93      albertel 3291: 	    $line .= '<td align="center">'.$old_aw.'&nbsp;</td>'.
1.44      ng       3292: 		'<td align="center">'.$awarded.
                   3293: 		($score eq 'excused' ? $score : '').'&nbsp;</td>';
1.5       albertel 3294: 
1.54      albertel 3295: 
                   3296: 	    my $partid=$_;
                   3297: 	    foreach my $stores (@parts) {
                   3298: 		my ($part,$type) = &split_part_type($stores);
                   3299: 		if ($part !~ m/^\Q$partid\E/) { next;}
                   3300: 		if ($type eq 'awarded' || $type eq 'solved') { next; }
1.257     albertel 3301: 		my $old_aw    = $env{'form.GD_'.$user.'_'.$part.'_'.$type.'_s'};
                   3302: 		my $awarded   = $env{'form.GD_'.$user.'_'.$part.'_'.$type};
1.54      albertel 3303: 		if ($awarded ne '' && $awarded ne $old_aw) {
                   3304: 		    $newrecord{'resource.'.$part.'.'.$type}= $awarded;
1.257     albertel 3305: 		    $newrecord{'resource.'.$part.'.regrader'}="$env{'user.name'}:$env{'user.domain'}";
1.54      albertel 3306: 		    $updateflag=1;
                   3307: 		}
1.93      albertel 3308: 		$line .= '<td align="center">'.$old_aw.'&nbsp;</td>'.
1.54      albertel 3309: 		    '<td align="center">'.$awarded.'&nbsp;</td>';
                   3310: 	    }
1.44      ng       3311: 	}
1.93      albertel 3312: 	$line.='</tr>'."\n";
1.301     albertel 3313: 
                   3314: 	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   3315: 	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
                   3316: 
1.44      ng       3317: 	if ($updateflag) {
                   3318: 	    $count++;
1.257     albertel 3319: 	    &Apache::lonnet::cstore(\%newrecord,$symb,$env{'request.course.id'},
1.89      albertel 3320: 				    $udom,$uname);
1.301     albertel 3321: 
                   3322: 	    if (&Apache::bridgetask::in_queue('gradingqueue',$symb,$cdom,
                   3323: 					      $cnum,$udom,$uname)) {
                   3324: 		# need to figure out if should be in queue.
                   3325: 		my %record =  
                   3326: 		    &Apache::lonnet::restore($symb,$env{'request.course.id'},
                   3327: 					     $udom,$uname);
                   3328: 		my $all_graded = 1;
                   3329: 		my $none_graded = 1;
                   3330: 		foreach my $part (@parts) {
                   3331: 		    if ( $record{'resource.'.$part.'.awarded'} eq '' ) {
                   3332: 			$all_graded = 0;
                   3333: 		    } else {
                   3334: 			$none_graded = 0;
                   3335: 		    }
                   3336: 		}
                   3337: 
                   3338: 		if ($all_graded || $none_graded) {
                   3339: 		    &Apache::bridgetask::remove_from_queue('gradingqueue',
                   3340: 							   $symb,$cdom,$cnum,
                   3341: 							   $udom,$uname);
                   3342: 		}
                   3343: 	    }
                   3344: 
1.126     ng       3345: 	    $result.='<tr bgcolor="#ffffde"><td align="right">&nbsp;'.$updateCtr.'&nbsp;</td>'.$line;
                   3346: 	    $updateCtr++;
1.93      albertel 3347: 	} else {
1.126     ng       3348: 	    $noupdate.='<tr bgcolor="#ffffde"><td align="right">&nbsp;'.$noupdateCtr.'&nbsp;</td>'.$line;
                   3349: 	    $noupdateCtr++;
1.44      ng       3350: 	}
1.269     raeburn  3351:         if ($aggregateflag) {
                   3352:             &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate,
1.301     albertel 3353: 				  $cdom,$cnum);
1.269     raeburn  3354:         }
1.93      albertel 3355:     }
                   3356:     if ($noupdate) {
1.126     ng       3357: #	my $numcols=(scalar(@partid)*(scalar(@parts)-1)*2)+3;
                   3358: 	my $numcols=scalar(@partid)*4+2;
1.204     albertel 3359: 	$result .= '<tr bgcolor="#ffffff"><td align="center" colspan="'.$numcols.'">No Changes Occurred For the Students Below</td></tr><tr bgcolor="#ffffde">'.$noupdate;
1.44      ng       3360:     }
1.72      ng       3361:     $result .= '</table></td></tr></table>'."\n".
1.324     albertel 3362: 	&show_grading_menu_form ($symb);
1.125     ng       3363:     my $msg = '<br /><b>Number of records updated = '.$rec_update.
1.44      ng       3364: 	' for '.$count.' student'.($count <= 1 ? '' : 's').'.</b><br />'.
1.257     albertel 3365: 	'<b>Total number of students = '.$env{'form.total'}.'</b><br />';
1.44      ng       3366:     return $title.$msg.$result;
1.5       albertel 3367: }
1.54      albertel 3368: 
                   3369: sub split_part_type {
                   3370:     my ($partstr) = @_;
                   3371:     my ($temp,@allparts)=split(/_/,$partstr);
                   3372:     my $type=pop(@allparts);
                   3373:     my $part=join('.',@allparts);
                   3374:     return ($part,$type);
                   3375: }
                   3376: 
1.44      ng       3377: #------------- end of section for handling grading by section/class ---------
                   3378: #
                   3379: #----------------------------------------------------------------------------
                   3380: 
1.5       albertel 3381: 
1.44      ng       3382: #----------------------------------------------------------------------------
                   3383: #
                   3384: #-------------------------- Next few routines handles grading by csv upload
                   3385: #
                   3386: #--- Javascript to handle csv upload
1.27      albertel 3387: sub csvupload_javascript_reverse_associate {
1.246     albertel 3388:     my $error1=&mt('You need to specify the username or ID');
                   3389:     my $error2=&mt('You need to specify at least one grading field');
1.27      albertel 3390:   return(<<ENDPICK);
                   3391:   function verify(vf) {
                   3392:     var foundsomething=0;
                   3393:     var founduname=0;
1.243     albertel 3394:     var foundID=0;
1.27      albertel 3395:     for (i=0;i<=vf.nfields.value;i++) {
                   3396:       tw=eval('vf.f'+i+'.selectedIndex');
1.243     albertel 3397:       if (i==0 && tw!=0) { foundID=1; }
                   3398:       if (i==1 && tw!=0) { founduname=1; }
                   3399:       if (i!=0 && i!=1 && i!=2 && tw!=0) { foundsomething=1; }
1.27      albertel 3400:     }
1.246     albertel 3401:     if (founduname==0 && foundID==0) {
                   3402: 	alert('$error1');
                   3403: 	return;
1.27      albertel 3404:     }
                   3405:     if (foundsomething==0) {
1.246     albertel 3406: 	alert('$error2');
                   3407: 	return;
1.27      albertel 3408:     }
                   3409:     vf.submit();
                   3410:   }
                   3411:   function flip(vf,tf) {
                   3412:     var nw=eval('vf.f'+tf+'.selectedIndex');
                   3413:     var i;
                   3414:     for (i=0;i<=vf.nfields.value;i++) {
                   3415:       //can not pick the same destination field for both name and domain
                   3416:       if (((i ==0)||(i ==1)) && 
                   3417:           ((tf==0)||(tf==1)) && 
                   3418:           (i!=tf) &&
                   3419:           (eval('vf.f'+i+'.selectedIndex')==nw)) {
                   3420:         eval('vf.f'+i+'.selectedIndex=0;')
                   3421:       }
                   3422:     }
                   3423:   }
                   3424: ENDPICK
                   3425: }
                   3426: 
                   3427: sub csvupload_javascript_forward_associate {
1.246     albertel 3428:     my $error1=&mt('You need to specify the username or ID');
                   3429:     my $error2=&mt('You need to specify at least one grading field');
1.27      albertel 3430:   return(<<ENDPICK);
                   3431:   function verify(vf) {
                   3432:     var foundsomething=0;
                   3433:     var founduname=0;
1.243     albertel 3434:     var foundID=0;
1.27      albertel 3435:     for (i=0;i<=vf.nfields.value;i++) {
                   3436:       tw=eval('vf.f'+i+'.selectedIndex');
1.243     albertel 3437:       if (tw==1) { foundID=1; }
                   3438:       if (tw==2) { founduname=1; }
                   3439:       if (tw>3) { foundsomething=1; }
1.27      albertel 3440:     }
1.246     albertel 3441:     if (founduname==0 && foundID==0) {
                   3442: 	alert('$error1');
                   3443: 	return;
1.27      albertel 3444:     }
                   3445:     if (foundsomething==0) {
1.246     albertel 3446: 	alert('$error2');
                   3447: 	return;
1.27      albertel 3448:     }
                   3449:     vf.submit();
                   3450:   }
                   3451:   function flip(vf,tf) {
                   3452:     var nw=eval('vf.f'+tf+'.selectedIndex');
                   3453:     var i;
                   3454:     //can not pick the same destination field twice
                   3455:     for (i=0;i<=vf.nfields.value;i++) {
                   3456:       if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) {
                   3457:         eval('vf.f'+i+'.selectedIndex=0;')
                   3458:       }
                   3459:     }
                   3460:   }
                   3461: ENDPICK
                   3462: }
                   3463: 
1.26      albertel 3464: sub csvuploadmap_header {
1.324     albertel 3465:     my ($request,$symb,$datatoken,$distotal)= @_;
1.41      ng       3466:     my $javascript;
1.257     albertel 3467:     if ($env{'form.upfile_associate'} eq 'reverse') {
1.41      ng       3468: 	$javascript=&csvupload_javascript_reverse_associate();
                   3469:     } else {
                   3470: 	$javascript=&csvupload_javascript_forward_associate();
                   3471:     }
1.45      ng       3472: 
1.324     albertel 3473:     my ($result) = &showResourceInfo($symb,$env{'form.probTitle'});
1.257     albertel 3474:     my $checked=(($env{'form.noFirstLine'})?' checked="checked"':'');
1.245     albertel 3475:     my $ignore=&mt('Ignore First Line');
1.41      ng       3476:     $request->print(<<ENDPICK);
1.26      albertel 3477: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
1.45      ng       3478: <h3><font color="#339933">Uploading Class Grades</font></h3>
                   3479: $result
1.326     albertel 3480: <hr />
1.26      albertel 3481: <h3>Identify fields</h3>
                   3482: Total number of records found in file: $distotal <hr />
                   3483: Enter as many fields as you can. The system will inform you and bring you back
                   3484: to this page if the data selected is insufficient to run your class.<hr />
                   3485: <input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />
1.245     albertel 3486: <label><input type="checkbox" name="noFirstLine" $checked />$ignore</label>
1.26      albertel 3487: <input type="hidden" name="associate"  value="" />
                   3488: <input type="hidden" name="phase"      value="three" />
                   3489: <input type="hidden" name="datatoken"  value="$datatoken" />
1.257     albertel 3490: <input type="hidden" name="fileupload" value="$env{'form.fileupload'}" />
                   3491: <input type="hidden" name="upfiletype" value="$env{'form.upfiletype'}" />
1.26      albertel 3492: <input type="hidden" name="upfile_associate" 
1.257     albertel 3493:                                        value="$env{'form.upfile_associate'}" />
1.26      albertel 3494: <input type="hidden" name="symb"       value="$symb" />
1.257     albertel 3495: <input type="hidden" name="saveState"  value="$env{'form.saveState'}" />
                   3496: <input type="hidden" name="probTitle"  value="$env{'form.probTitle'}" />
1.246     albertel 3497: <input type="hidden" name="command"    value="csvuploadoptions" />
1.26      albertel 3498: <hr />
                   3499: <script type="text/javascript" language="Javascript">
                   3500: $javascript
                   3501: </script>
                   3502: ENDPICK
1.118     ng       3503:     return '';
1.26      albertel 3504: 
                   3505: }
                   3506: 
                   3507: sub csvupload_fields {
1.324     albertel 3508:     my ($symb) = @_;
                   3509:     my (@parts) = &getpartlist($symb);
1.243     albertel 3510:     my @fields=(['ID','Student ID'],
                   3511: 		['username','Student Username'],
                   3512: 		['domain','Student Domain']);
1.324     albertel 3513:     my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
1.41      ng       3514:     foreach my $part (sort(@parts)) {
                   3515: 	my @datum;
                   3516: 	my $display=&Apache::lonnet::metadata($url,$part.'.display');
                   3517: 	my $name=$part;
                   3518: 	if  (!$display) { $display = $name; }
                   3519: 	@datum=($name,$display);
1.244     albertel 3520: 	if ($name=~/^stores_(.*)_awarded/) {
                   3521: 	    push(@fields,['stores_'.$1.'_points',"Points [Part: $1]"]);
                   3522: 	}
1.41      ng       3523: 	push(@fields,\@datum);
                   3524:     }
                   3525:     return (@fields);
1.26      albertel 3526: }
                   3527: 
                   3528: sub csvuploadmap_footer {
1.41      ng       3529:     my ($request,$i,$keyfields) =@_;
                   3530:     $request->print(<<ENDPICK);
1.26      albertel 3531: </table>
                   3532: <input type="hidden" name="nfields" value="$i" />
                   3533: <input type="hidden" name="keyfields" value="$keyfields" />
                   3534: <input type="button" onClick="javascript:verify(this.form)" value="Assign Grades" /><br />
                   3535: </form>
                   3536: ENDPICK
                   3537: }
                   3538: 
1.283     albertel 3539: sub checkforfile_js {
1.86      ng       3540:     my $result =<<CSVFORMJS;
                   3541: <script type="text/javascript" language="javascript">
                   3542:     function checkUpload(formname) {
                   3543: 	if (formname.upfile.value == "") {
                   3544: 	    alert("Please use the browse button to select a file from your local directory.");
                   3545: 	    return false;
                   3546: 	}
                   3547: 	formname.submit();
                   3548:     }
                   3549:     </script>
                   3550: CSVFORMJS
1.283     albertel 3551:     return $result;
                   3552: }
                   3553: 
                   3554: sub upcsvScores_form {
                   3555:     my ($request) = shift;
1.324     albertel 3556:     my ($symb)=&get_symb($request);
1.283     albertel 3557:     if (!$symb) {return '';}
                   3558:     my $result=&checkforfile_js();
1.257     albertel 3559:     $env{'form.probTitle'} = &Apache::lonnet::gettitle($symb);
1.324     albertel 3560:     my ($table) = &showResourceInfo($symb,$env{'form.probTitle'});
1.118     ng       3561:     $result.=$table;
1.326     albertel 3562:     $result.='<br /><table width="100%" border="0"><tr><td bgcolor="#777777">'."\n";
                   3563:     $result.='<table width="100%" border="0"><tr bgcolor="#e6ffff"><td>'."\n";
1.370     www      3564:     $result.='&nbsp;<b>'.&mt('Specify a file containing the class scores for current resource').
1.86      ng       3565: 	'.</b></td></tr>'."\n";
                   3566:     $result.='<tr bgcolor=#ffffe6><td>'."\n";
1.370     www      3567:     my $upload=&mt("Upload Scores");
1.86      ng       3568:     my $upfile_select=&Apache::loncommon::upfile_select_html();
1.245     albertel 3569:     my $ignore=&mt('Ignore First Line');
1.86      ng       3570:     $result.=<<ENDUPFORM;
1.106     albertel 3571: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
1.86      ng       3572: <input type="hidden" name="symb" value="$symb" />
                   3573: <input type="hidden" name="command" value="csvuploadmap" />
1.257     albertel 3574: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
                   3575: <input type="hidden" name="saveState"  value="$env{'form.saveState'}" />
1.86      ng       3576: $upfile_select
1.370     www      3577: <br /><input type="button" onClick="javascript:checkUpload(this.form);" value="$upload" />
1.283     albertel 3578: <label><input type="checkbox" name="noFirstLine" />$ignore</label>
1.86      ng       3579: </form>
                   3580: ENDUPFORM
1.370     www      3581:     $result.=&Apache::loncommon::help_open_topic("Course_Convert_To_CSV",
                   3582:                            &mt("How do I create a CSV file from a spreadsheet"))
                   3583:     .'</td></tr></table>'."\n";
1.86      ng       3584:     $result.='</td></tr></table><br /><br />'."\n";
1.324     albertel 3585:     $result.=&show_grading_menu_form($symb);
1.86      ng       3586:     return $result;
                   3587: }
                   3588: 
                   3589: 
1.26      albertel 3590: sub csvuploadmap {
1.41      ng       3591:     my ($request)= @_;
1.324     albertel 3592:     my ($symb)=&get_symb($request);
1.41      ng       3593:     if (!$symb) {return '';}
1.72      ng       3594: 
1.41      ng       3595:     my $datatoken;
1.257     albertel 3596:     if (!$env{'form.datatoken'}) {
1.41      ng       3597: 	$datatoken=&Apache::loncommon::upfile_store($request);
1.26      albertel 3598:     } else {
1.257     albertel 3599: 	$datatoken=$env{'form.datatoken'};
1.41      ng       3600: 	&Apache::loncommon::load_tmp_file($request);
1.26      albertel 3601:     }
1.41      ng       3602:     my @records=&Apache::loncommon::upfile_record_sep();
1.257     albertel 3603:     if ($env{'form.noFirstLine'}) { shift(@records); }
1.324     albertel 3604:     &csvuploadmap_header($request,$symb,$datatoken,$#records+1);
1.41      ng       3605:     my ($i,$keyfields);
                   3606:     if (@records) {
1.324     albertel 3607: 	my @fields=&csvupload_fields($symb);
1.45      ng       3608: 
1.257     albertel 3609: 	if ($env{'form.upfile_associate'} eq 'reverse') {	
1.41      ng       3610: 	    &Apache::loncommon::csv_print_samples($request,\@records);
                   3611: 	    $i=&Apache::loncommon::csv_print_select_table($request,\@records,
                   3612: 							  \@fields);
                   3613: 	    foreach (@fields) { $keyfields.=$_->[0].','; }
                   3614: 	    chop($keyfields);
                   3615: 	} else {
                   3616: 	    unshift(@fields,['none','']);
                   3617: 	    $i=&Apache::loncommon::csv_samples_select_table($request,\@records,
                   3618: 							    \@fields);
1.311     banghart 3619:             foreach my $rec (@records) {
                   3620:                 my %temp = &Apache::loncommon::record_sep($rec);
                   3621:                 if (%temp) {
                   3622:                     $keyfields=join(',',sort(keys(%temp)));
                   3623:                     last;
                   3624:                 }
                   3625:             }
1.41      ng       3626: 	}
                   3627:     }
                   3628:     &csvuploadmap_footer($request,$i,$keyfields);
1.324     albertel 3629:     $request->print(&show_grading_menu_form($symb));
1.72      ng       3630: 
1.41      ng       3631:     return '';
1.27      albertel 3632: }
                   3633: 
1.246     albertel 3634: sub csvuploadoptions {
1.41      ng       3635:     my ($request)= @_;
1.324     albertel 3636:     my ($symb)=&get_symb($request);
1.257     albertel 3637:     my $checked=(($env{'form.noFirstLine'})?'1':'0');
1.246     albertel 3638:     my $ignore=&mt('Ignore First Line');
                   3639:     $request->print(<<ENDPICK);
                   3640: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
                   3641: <h3><font color="#339933">Uploading Class Grade Options</font></h3>
                   3642: <input type="hidden" name="command"    value="csvuploadassign" />
1.302     albertel 3643: <!--
1.246     albertel 3644: <p>
                   3645: <label>
                   3646:    <input type="checkbox" name="show_full_results" />
                   3647:    Show a table of all changes
                   3648: </label>
                   3649: </p>
1.302     albertel 3650: -->
1.246     albertel 3651: <p>
                   3652: <label>
                   3653:    <input type="checkbox" name="overwite_scores" checked="checked" />
                   3654:    Overwrite any existing score
                   3655: </label>
                   3656: </p>
                   3657: ENDPICK
                   3658:     my %fields=&get_fields();
                   3659:     if (!defined($fields{'domain'})) {
1.257     albertel 3660: 	my $domform = &Apache::loncommon::select_dom_form($env{'request.role.domain'},'default_domain');
1.246     albertel 3661: 	$request->print("\n<p> Users are in domain: ".$domform."</p>\n");
                   3662:     }
1.257     albertel 3663:     foreach my $key (sort(keys(%env))) {
1.246     albertel 3664: 	if ($key !~ /^form\.(.*)$/) { next; }
                   3665: 	my $cleankey=$1;
                   3666: 	if ($cleankey eq 'command') { next; }
                   3667: 	$request->print('<input type="hidden" name="'.$cleankey.
1.257     albertel 3668: 			'"  value="'.$env{$key}.'" />'."\n");
1.246     albertel 3669:     }
                   3670:     # FIXME do a check for any duplicated user ids...
                   3671:     # FIXME do a check for any invalid user ids?...
1.290     albertel 3672:     $request->print('<input type="submit" value="Assign Grades" /><br />
                   3673: <hr /></form>'."\n");
1.324     albertel 3674:     $request->print(&show_grading_menu_form($symb));
1.246     albertel 3675:     return '';
                   3676: }
                   3677: 
                   3678: sub get_fields {
                   3679:     my %fields;
1.257     albertel 3680:     my @keyfields = split(/\,/,$env{'form.keyfields'});
                   3681:     for (my $i=0; $i<=$env{'form.nfields'}; $i++) {
                   3682: 	if ($env{'form.upfile_associate'} eq 'reverse') {
                   3683: 	    if ($env{'form.f'.$i} ne 'none') {
                   3684: 		$fields{$keyfields[$i]}=$env{'form.f'.$i};
1.41      ng       3685: 	    }
                   3686: 	} else {
1.257     albertel 3687: 	    if ($env{'form.f'.$i} ne 'none') {
                   3688: 		$fields{$env{'form.f'.$i}}=$keyfields[$i];
1.41      ng       3689: 	    }
                   3690: 	}
1.27      albertel 3691:     }
1.246     albertel 3692:     return %fields;
                   3693: }
                   3694: 
                   3695: sub csvuploadassign {
                   3696:     my ($request)= @_;
1.324     albertel 3697:     my ($symb)=&get_symb($request);
1.246     albertel 3698:     if (!$symb) {return '';}
1.345     bowersj2 3699:     my $error_msg = '';
1.246     albertel 3700:     &Apache::loncommon::load_tmp_file($request);
                   3701:     my @gradedata = &Apache::loncommon::upfile_record_sep();
1.257     albertel 3702:     if ($env{'form.noFirstLine'}) { shift(@gradedata); }
1.246     albertel 3703:     my %fields=&get_fields();
1.41      ng       3704:     $request->print('<h3>Assigning Grades</h3>');
1.257     albertel 3705:     my $courseid=$env{'request.course.id'};
1.97      albertel 3706:     my ($classlist) = &getclasslist('all',0);
1.106     albertel 3707:     my @notallowed;
1.41      ng       3708:     my @skipped;
                   3709:     my $countdone=0;
                   3710:     foreach my $grade (@gradedata) {
                   3711: 	my %entries=&Apache::loncommon::record_sep($grade);
1.246     albertel 3712: 	my $domain;
                   3713: 	if ($entries{$fields{'domain'}}) {
                   3714: 	    $domain=$entries{$fields{'domain'}};
                   3715: 	} else {
1.257     albertel 3716: 	    $domain=$env{'form.default_domain'};
1.246     albertel 3717: 	}
1.243     albertel 3718: 	$domain=~s/\s//g;
1.41      ng       3719: 	my $username=$entries{$fields{'username'}};
1.160     albertel 3720: 	$username=~s/\s//g;
1.243     albertel 3721: 	if (!$username) {
                   3722: 	    my $id=$entries{$fields{'ID'}};
1.247     albertel 3723: 	    $id=~s/\s//g;
1.243     albertel 3724: 	    my %ids=&Apache::lonnet::idget($domain,$id);
                   3725: 	    $username=$ids{$id};
                   3726: 	}
1.41      ng       3727: 	if (!exists($$classlist{"$username:$domain"})) {
1.247     albertel 3728: 	    my $id=$entries{$fields{'ID'}};
                   3729: 	    $id=~s/\s//g;
                   3730: 	    if ($id) {
                   3731: 		push(@skipped,"$id:$domain");
                   3732: 	    } else {
                   3733: 		push(@skipped,"$username:$domain");
                   3734: 	    }
1.41      ng       3735: 	    next;
                   3736: 	}
1.108     albertel 3737: 	my $usec=$classlist->{"$username:$domain"}[5];
1.106     albertel 3738: 	if (!&canmodify($usec)) {
                   3739: 	    push(@notallowed,"$username:$domain");
                   3740: 	    next;
                   3741: 	}
1.244     albertel 3742: 	my %points;
1.41      ng       3743: 	my %grades;
                   3744: 	foreach my $dest (keys(%fields)) {
1.244     albertel 3745: 	    if ($dest eq 'ID' || $dest eq 'username' ||
                   3746: 		$dest eq 'domain') { next; }
                   3747: 	    if ($entries{$fields{$dest}} =~ /^\s*$/) { next; }
                   3748: 	    if ($dest=~/stores_(.*)_points/) {
                   3749: 		my $part=$1;
                   3750: 		my $wgt =&Apache::lonnet::EXT('resource.'.$part.'.weight',
                   3751: 					      $symb,$domain,$username);
1.345     bowersj2 3752:                 if ($wgt) {
                   3753:                     $entries{$fields{$dest}}=~s/\s//g;
                   3754:                     my $pcr=$entries{$fields{$dest}} / $wgt;
                   3755:                     my $award='correct_by_override';
                   3756:                     $grades{"resource.$part.awarded"}=$pcr;
                   3757:                     $grades{"resource.$part.solved"}=$award;
                   3758:                     $points{$part}=1;
                   3759:                 } else {
                   3760:                     $error_msg = "<br />" .
                   3761:                         &mt("Some point values were assigned"
                   3762:                             ." for problems with a weight "
                   3763:                             ."of zero. These values were "
                   3764:                             ."ignored.");
                   3765:                 }
1.244     albertel 3766: 	    } else {
                   3767: 		if ($dest=~/stores_(.*)_awarded/) { if ($points{$1}) {next;} }
                   3768: 		if ($dest=~/stores_(.*)_solved/)  { if ($points{$1}) {next;} }
                   3769: 		my $store_key=$dest;
                   3770: 		$store_key=~s/^stores/resource/;
                   3771: 		$store_key=~s/_/\./g;
                   3772: 		$grades{$store_key}=$entries{$fields{$dest}};
                   3773: 	    }
1.41      ng       3774: 	}
1.244     albertel 3775: 	if (! %grades) { push(@skipped,"$username:$domain no data to store"); }
1.257     albertel 3776: 	$grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}";
1.244     albertel 3777: #	&Apache::lonnet::logthis(" storing ".(join('-',%grades)));
1.302     albertel 3778: 	my $result=&Apache::lonnet::cstore(\%grades,$symb,
                   3779: 					   $env{'request.course.id'},
                   3780: 					   $domain,$username);
                   3781: 	if ($result eq 'ok') {
                   3782: 	    $request->print('.');
                   3783: 	} else {
                   3784: 	    $request->print("<p>
                   3785:                               <font color='red'>
                   3786:                                  Failed to store student $username\@$domain.
                   3787:                                  Message when trying to store was ($result)
                   3788:                               </font>
                   3789:                              </p>" );
                   3790: 	}
1.41      ng       3791: 	$request->rflush();
                   3792: 	$countdone++;
                   3793:     }
                   3794:     $request->print("<br />Stored $countdone students\n");
                   3795:     if (@skipped) {
1.325     www      3796: 	$request->print('<p><font size="+1"><b>Skipped Students</b></font></p>');
1.106     albertel 3797: 	foreach my $student (@skipped) { $request->print("$student<br />\n"); }
                   3798:     }
                   3799:     if (@notallowed) {
                   3800: 	$request->print('<p><font size="+1" color="red"><b>Students Not Allowed to Modify</b></font></p>');
                   3801: 	foreach my $student (@notallowed) { $request->print("$student<br />\n"); }
1.41      ng       3802:     }
1.106     albertel 3803:     $request->print("<br />\n");
1.324     albertel 3804:     $request->print(&show_grading_menu_form($symb));
1.345     bowersj2 3805:     return $error_msg;
1.26      albertel 3806: }
1.44      ng       3807: #------------- end of section for handling csv file upload ---------
                   3808: #
                   3809: #-------------------------------------------------------------------
                   3810: #
1.122     ng       3811: #-------------- Next few routines handle grading by page/sequence
1.72      ng       3812: #
                   3813: #--- Select a page/sequence and a student to grade
1.68      ng       3814: sub pickStudentPage {
                   3815:     my ($request) = shift;
                   3816: 
                   3817:     $request->print(<<LISTJAVASCRIPT);
                   3818: <script type="text/javascript" language="javascript">
                   3819: 
                   3820: function checkPickOne(formname) {
1.76      ng       3821:     if (radioSelection(formname.student) == null) {
1.68      ng       3822: 	alert("Please select the student you wish to grade.");
                   3823: 	return;
                   3824:     }
1.125     ng       3825:     ptr = pullDownSelection(formname.selectpage);
                   3826:     formname.page.value = formname["page"+ptr].value;
                   3827:     formname.title.value = formname["title"+ptr].value;
1.68      ng       3828:     formname.submit();
                   3829: }
                   3830: 
                   3831: </script>
                   3832: LISTJAVASCRIPT
1.118     ng       3833:     &commonJSfunctions($request);
1.324     albertel 3834:     my ($symb) = &get_symb($request);
1.257     albertel 3835:     my $cdom      = $env{"course.$env{'request.course.id'}.domain"};
                   3836:     my $cnum      = $env{"course.$env{'request.course.id'}.num"};
                   3837:     my $getsec    = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
1.68      ng       3838: 
                   3839:     my $result='<h3><font color="#339933">&nbsp;'.
                   3840: 	'Manual Grading by Page or Sequence</font></h3>';
                   3841: 
1.80      ng       3842:     $result.='<form action="/adm/grades" method="post" name="displayPage">'."\n";
1.70      ng       3843:     $result.='&nbsp;<b>Problems from:</b> <select name="selectpage">'."\n";
1.74      albertel 3844:     my ($titles,$symbx) = &getSymbMap($request);
1.137     albertel 3845:     my ($curpage) =&Apache::lonnet::decode_symb($symb); 
                   3846: #    my ($curpage,$mapId) =&Apache::lonnet::decode_symb($symb); 
                   3847: #    my $type=($curpage =~ /\.(page|sequence)/);
1.70      ng       3848:     my $ctr=0;
1.68      ng       3849:     foreach (@$titles) {
                   3850: 	my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
1.70      ng       3851: 	$result.='<option value="'.$ctr.'" '.
1.71      ng       3852: 	    ($$symbx{$_} =~ /$curpage$/ ? 'selected="on"' : '').
                   3853: 	    '>'.$showtitle.'</option>'."\n";
1.70      ng       3854: 	$ctr++;
1.68      ng       3855:     }
1.326     albertel 3856:     $result.= '</select>'."<br />\n";
1.70      ng       3857:     $ctr=0;
                   3858:     foreach (@$titles) {
                   3859: 	my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
                   3860: 	$result.='<input type="hidden" name="page'.$ctr.'" value="'.$$symbx{$_}.'" />'."\n";
                   3861: 	$result.='<input type="hidden" name="title'.$ctr.'" value="'.$showtitle.'" />'."\n";
                   3862: 	$ctr++;
                   3863:     }
1.72      ng       3864:     $result.='<input type="hidden" name="page" />'."\n".
                   3865: 	'<input type="hidden" name="title" />'."\n";
1.68      ng       3866: 
1.288     albertel 3867:     $result.='&nbsp;<b>View Problems Text: </b><label><input type="radio" name="vProb" value="no" checked="on" /> no </label>'."\n".
                   3868: 	'<label><input type="radio" name="vProb" value="yes" /> yes </label>'."<br />\n";
1.72      ng       3869: 
1.71      ng       3870:     $result.='&nbsp;<b>Submission Details: </b>'.
1.288     albertel 3871: 	'<label><input type="radio" name="lastSub" value="none" /> none</label>'."\n".
                   3872: 	'<label><input type="radio" name="lastSub" value="datesub" checked /> by dates and submissions</label>'."\n".
                   3873: 	'<label><input type="radio" name="lastSub" value="all" /> all details</label>'."\n";
1.72      ng       3874: 
1.68      ng       3875:     $result.='<input type="hidden" name="section"     value="'.$getsec.'" />'."\n".
1.257     albertel 3876: 	'<input type="hidden" name="Status"  value="'.$env{'form.Status'}.'" />'."\n".
1.72      ng       3877: 	'<input type="hidden" name="command" value="displayPage" />'."\n".
1.80      ng       3878: 	'<input type="hidden" name="symb"    value="'.$symb.'" />'."\n".
1.257     albertel 3879: 	'<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."<br />\n";
1.72      ng       3880: 
1.382     albertel 3881:     $result.='&nbsp;<b>'.&mt('Use CODE:').' </b>'.
                   3882: 	'<input type="text" name="CODE" value="" /><br />'."\n";
                   3883: 
1.80      ng       3884:     $result.='&nbsp;<input type="button" '.
1.126     ng       3885: 	'onClick="javascript:checkPickOne(this.form);"value="Next->" /><br />'."\n";
1.72      ng       3886: 
1.68      ng       3887:     $request->print($result);
                   3888: 
1.326     albertel 3889:     my $studentTable.='&nbsp;<b>Select a student you wish to grade and then click on the Next button.</b><br />'.
1.68      ng       3890: 	'<table border="0"><tr><td bgcolor="#777777">'.
                   3891: 	'<table border="0"><tr bgcolor="#e6ffff">'.
1.126     ng       3892: 	'<td align="right">&nbsp;<b>No.</b></td>'.
1.129     ng       3893: 	'<td>'.&nameUserString('header').'</td>'.
1.126     ng       3894: 	'<td align="right">&nbsp;<b>No.</b></td>'.
1.129     ng       3895: 	'<td>'.&nameUserString('header').'</td></tr>';
1.68      ng       3896:  
1.76      ng       3897:     my (undef,undef,$fullname) = &getclasslist($getsec,'1');
1.68      ng       3898:     my $ptr = 1;
1.294     albertel 3899:     foreach my $student (sort 
                   3900: 			 {
                   3901: 			     if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
                   3902: 				 return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
                   3903: 			     }
                   3904: 			     return $a cmp $b;
                   3905: 			 } (keys(%$fullname))) {
1.68      ng       3906: 	my ($uname,$udom) = split(/:/,$student);
1.126     ng       3907: 	$studentTable.=($ptr%2 == 1 ? '<tr bgcolor="#ffffe6">' : '</td>');
                   3908: 	$studentTable.='<td align="right">'.$ptr.'&nbsp;</td>';
1.288     albertel 3909: 	$studentTable.='<td>&nbsp;<label><input type="radio" name="student" value="'.$student.'" /> '
                   3910: 	    .&nameUserString(undef,$$fullname{$student},$uname,$udom)."</label>\n";
1.126     ng       3911: 	$studentTable.=($ptr%2 == 0 ? '</td></tr>' : '');
1.68      ng       3912: 	$ptr++;
                   3913:     }
1.381     albertel 3914:     $studentTable.='</td><td>&nbsp;</td><td>&nbsp;</td></tr>' if ($ptr%2 == 0);
                   3915:     $studentTable.='</table></td></tr></table>'."\n";
1.126     ng       3916:     $studentTable.='<input type="button" '.
                   3917: 	'onClick="javascript:checkPickOne(this.form);"value="Next->" /></form>'."\n";
1.68      ng       3918: 
1.324     albertel 3919:     $studentTable.=&show_grading_menu_form($symb);
1.68      ng       3920:     $request->print($studentTable);
                   3921: 
                   3922:     return '';
                   3923: }
                   3924: 
                   3925: sub getSymbMap {
1.74      albertel 3926:     my ($request) = @_;
1.132     bowersj2 3927:     my $navmap = Apache::lonnavmaps::navmap->new();
1.68      ng       3928: 
                   3929:     my %symbx = ();
                   3930:     my @titles = ();
1.117     bowersj2 3931:     my $minder = 0;
                   3932: 
                   3933:     # Gather every sequence that has problems.
1.240     albertel 3934:     my @sequences = $navmap->retrieveResources(undef, sub { shift->is_map(); },
                   3935: 					       1,0,1);
1.117     bowersj2 3936:     for my $sequence ($navmap->getById('0.0'), @sequences) {
1.241     albertel 3937: 	if ($navmap->hasResource($sequence, sub { shift->is_problem(); }, 0) ) {
1.381     albertel 3938: 	    my $title = $minder.'.'.
                   3939: 		&HTML::Entities::encode($sequence->compTitle(),'"\'&');
                   3940: 	    push(@titles, $title); # minder in case two titles are identical
                   3941: 	    $symbx{$title} = &HTML::Entities::encode($sequence->symb(),'"\'&');
1.117     bowersj2 3942: 	    $minder++;
1.241     albertel 3943: 	}
1.68      ng       3944:     }
                   3945:     return \@titles,\%symbx;
                   3946: }
                   3947: 
1.72      ng       3948: #
                   3949: #--- Displays a page/sequence w/wo problems, w/wo submissions
1.68      ng       3950: sub displayPage {
                   3951:     my ($request) = shift;
                   3952: 
1.324     albertel 3953:     my ($symb) = &get_symb($request);
1.257     albertel 3954:     my $cdom      = $env{"course.$env{'request.course.id'}.domain"};
                   3955:     my $cnum      = $env{"course.$env{'request.course.id'}.num"};
                   3956:     my $getsec    = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
                   3957:     my $pageTitle = $env{'form.page'};
1.103     albertel 3958:     my ($classlist,undef,$fullname) = &getclasslist($getsec,'1');
1.257     albertel 3959:     my ($uname,$udom) = split(/:/,$env{'form.student'});
                   3960:     my $usec=$classlist->{$env{'form.student'}}[5];
1.168     albertel 3961: 
                   3962:     #need to make sure we have the correct data for later EXT calls, 
                   3963:     #thus invalidate the cache
                   3964:     &Apache::lonnet::devalidatecourseresdata(
1.257     albertel 3965:                  $env{'course.'.$env{'request.course.id'}.'.num'},
                   3966:                  $env{'course.'.$env{'request.course.id'}.'.domain'});
1.168     albertel 3967:     &Apache::lonnet::clear_EXT_cache_status();
                   3968: 
1.103     albertel 3969:     if (!&canview($usec)) {
1.257     albertel 3970: 	$request->print('<font color="red">Unable to view requested student.('.$env{'form.student'}.')</font>');
1.324     albertel 3971: 	$request->print(&show_grading_menu_form($symb));
1.103     albertel 3972: 	return;
                   3973:     }
1.257     albertel 3974:     my $result='<h3><font color="#339933">&nbsp;'.$env{'form.title'}.'</font></h3>';
                   3975:     $result.='<h3>&nbsp;Student: '.&nameUserString(undef,$$fullname{$env{'form.student'}},$uname,$udom).
1.129     ng       3976: 	'</h3>'."\n";
1.382     albertel 3977:     if (&Apache::lonnet::validCODE($env{'form.CODE'})) {
                   3978: 	$result.='<h3>&nbsp;CODE: '.$env{'form.CODE'}.'</h3>'."\n";
                   3979:     } else {
                   3980: 	delete($env{'form.CODE'});
                   3981:     }
1.71      ng       3982:     &sub_page_js($request);
                   3983:     $request->print($result);
                   3984: 
1.132     bowersj2 3985:     my $navmap = Apache::lonnavmaps::navmap->new();
1.257     albertel 3986:     my ($mapUrl, $id, $resUrl)=&Apache::lonnet::decode_symb($env{'form.page'});
1.68      ng       3987:     my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps
1.288     albertel 3988:     if (!$map) {
                   3989: 	$request->print('<font color="red">Unable to view requested sequence. ('.$resUrl.')</font>');
1.324     albertel 3990: 	$request->print(&show_grading_menu_form($symb));
1.288     albertel 3991: 	return; 
                   3992:     }
1.68      ng       3993:     my $iterator = $navmap->getIterator($map->map_start(),
                   3994: 					$map->map_finish());
                   3995: 
1.71      ng       3996:     my $studentTable='<form action="/adm/grades" method="post" name="gradePage">'."\n".
1.72      ng       3997: 	'<input type="hidden" name="command" value="gradeByPage" />'."\n".
1.257     albertel 3998: 	'<input type="hidden" name="fullname" value="'.$$fullname{$env{'form.student'}}.'" />'."\n".
                   3999: 	'<input type="hidden" name="student" value="'.$env{'form.student'}.'" />'."\n".
1.72      ng       4000: 	'<input type="hidden" name="page"    value="'.$pageTitle.'" />'."\n".
1.257     albertel 4001: 	'<input type="hidden" name="title"   value="'.$env{'form.title'}.'" />'."\n".
1.72      ng       4002: 	'<input type="hidden" name="symb"    value="'.$symb.'" />'."\n".
1.125     ng       4003: 	'<input type="hidden" name="overRideScore" value="no" />'."\n".
1.257     albertel 4004: 	'<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n";
1.71      ng       4005: 
1.382     albertel 4006:     if (defined($env{'form.CODE'})) {
                   4007: 	$studentTable.=
                   4008: 	    '<input type="hidden" name="CODE" value="'.$env{'form.CODE'}.'" />'."\n";
                   4009:     }
1.381     albertel 4010:     my $checkIcon = '<img alt="'.&mt('Check Mark').
                   4011: 	'" src="'.$request->dir_config('lonIconsURL').
1.71      ng       4012: 	'/check.gif" height="16" border="0" />';
                   4013: 
1.118     ng       4014:     $studentTable.='&nbsp;<b>Note:</b> Problems graded correct by the computer are marked with a '.$checkIcon.
                   4015: 	' symbol.'."\n".
1.71      ng       4016: 	'<table border="0"><tr><td bgcolor="#777777">'.
                   4017: 	'<table border="0"><tr bgcolor="#e6ffff">'.
1.118     ng       4018: 	'<td align="center"><b>&nbsp;Prob.&nbsp;</b></td>'.
1.257     albertel 4019: 	'<td><b>&nbsp;'.($env{'form.vProb'} eq 'no' ? 'Title' : 'Problem Text').'/Grade</b></td></tr>';
1.71      ng       4020: 
1.329     albertel 4021:     &Apache::lonxml::clear_problem_counter();
1.196     albertel 4022:     my ($depth,$question,$prob) = (1,1,1);
1.68      ng       4023:     $iterator->next(); # skip the first BEGIN_MAP
                   4024:     my $curRes = $iterator->next(); # for "current resource"
1.101     albertel 4025:     while ($depth > 0) {
1.68      ng       4026:         if($curRes == $iterator->BEGIN_MAP) { $depth++; }
1.100     bowersj2 4027:         if($curRes == $iterator->END_MAP) { $depth--; }
1.68      ng       4028: 
1.385     albertel 4029:         if (ref($curRes) && $curRes->is_problem()) {
1.91      albertel 4030: 	    my $parts = $curRes->parts();
1.68      ng       4031:             my $title = $curRes->compTitle();
1.71      ng       4032: 	    my $symbx = $curRes->symb();
1.196     albertel 4033: 	    $studentTable.='<tr bgcolor="#ffffe6"><td align="center" valign="top" >'.$prob.
1.326     albertel 4034: 		(scalar(@{$parts}) == 1 ? '' : '<br />('.scalar(@{$parts}).'&nbsp;parts)').'</td>';
1.71      ng       4035: 	    $studentTable.='<td valign="top">';
1.382     albertel 4036: 	    my %form = ('CODE' => $env{'form.CODE'},);
1.257     albertel 4037: 	    if ($env{'form.vProb'} eq 'yes' ) {
1.144     albertel 4038: 		$studentTable.=&show_problem($request,$symbx,$uname,$udom,1,
1.383     albertel 4039: 					     undef,'both',\%form);
1.71      ng       4040: 	    } else {
1.382     albertel 4041: 		my $companswer = &Apache::loncommon::get_student_answers($symbx,$uname,$udom,$env{'request.course.id'},%form);
1.80      ng       4042: 		$companswer =~ s|<form(.*?)>||g;
                   4043: 		$companswer =~ s|</form>||g;
1.71      ng       4044: #		while ($companswer =~ /(<a href\=\"javascript:newWindow.*?Script Vars<\/a>)/s) { #<a href="javascript:newWindow</a>
1.116     ng       4045: #		    $companswer =~ s/$1/ /ms;
1.326     albertel 4046: #		    $request->print('match='.$1."<br />\n");
1.71      ng       4047: #		}
1.116     ng       4048: #		$companswer =~ s|<table border=\"1\">|<table border=\"0\">|g;
1.326     albertel 4049: 		$studentTable.='&nbsp;<b>'.$title.'</b>&nbsp;<br />&nbsp;<b>Correct answer:</b><br />'.$companswer;
1.71      ng       4050: 	    }
                   4051: 
1.257     albertel 4052: 	    my %record = &Apache::lonnet::restore($symbx,$env{'request.course.id'},$udom,$uname);
1.125     ng       4053: 
1.257     albertel 4054: 	    if ($env{'form.lastSub'} eq 'datesub') {
1.71      ng       4055: 		if ($record{'version'} eq '') {
                   4056: 		    $studentTable.='<br />&nbsp;<font color="red">No recorded submission for this problem</font><br />';
                   4057: 		} else {
1.116     ng       4058: 		    my %responseType = ();
                   4059: 		    foreach my $partid (@{$parts}) {
1.147     albertel 4060: 			my @responseIds =$curRes->responseIds($partid);
                   4061: 			my @responseType =$curRes->responseType($partid);
                   4062: 			my %responseIds;
                   4063: 			for (my $i=0;$i<=$#responseIds;$i++) {
                   4064: 			    $responseIds{$responseIds[$i]}=$responseType[$i];
                   4065: 			}
                   4066: 			$responseType{$partid} = \%responseIds;
1.116     ng       4067: 		    }
1.148     albertel 4068: 		    $studentTable.= &displaySubByDates($symbx,\%record,$parts,\%responseType,$checkIcon,$uname,$udom);
1.147     albertel 4069: 
1.71      ng       4070: 		}
1.257     albertel 4071: 	    } elsif ($env{'form.lastSub'} eq 'all') {
                   4072: 		my $last = ($env{'form.lastSub'} eq 'last' ? 'last' : '');
1.71      ng       4073: 		$studentTable.=&Apache::loncommon::get_previous_attempt($symbx,$uname,$udom,
1.257     albertel 4074: 									$env{'request.course.id'},
1.71      ng       4075: 									'','.submission');
                   4076:  
                   4077: 	    }
1.103     albertel 4078: 	    if (&canmodify($usec)) {
                   4079: 		foreach my $partid (@{$parts}) {
                   4080: 		    $studentTable.=&gradeBox($request,$symbx,$uname,$udom,$question,$partid,\%record);
                   4081: 		    $studentTable.='<input type="hidden" name="q_'.$question.'" value="'.$partid.'" />'."\n";
                   4082: 		    $question++;
                   4083: 		}
1.196     albertel 4084: 		$prob++;
1.71      ng       4085: 	    }
                   4086: 	    $studentTable.='</td></tr>';
1.68      ng       4087: 
1.103     albertel 4088: 	}
1.68      ng       4089:         $curRes = $iterator->next();
                   4090:     }
                   4091: 
1.381     albertel 4092:     $studentTable.='</table></td></tr></table>'."\n".
1.125     ng       4093: 	'<input type="button" value="Save" '.
1.381     albertel 4094: 	'onClick="javascript:checkSubmitPage(this.form,'.$question.');" />'.
1.71      ng       4095: 	'</form>'."\n";
1.324     albertel 4096:     $studentTable.=&show_grading_menu_form($symb);
1.71      ng       4097:     $request->print($studentTable);
                   4098: 
                   4099:     return '';
1.119     ng       4100: }
                   4101: 
                   4102: sub displaySubByDates {
1.148     albertel 4103:     my ($symb,$record,$parts,$responseType,$checkIcon,$uname,$udom) = @_;
1.224     albertel 4104:     my $isCODE=0;
1.335     albertel 4105:     my $isTask = ($symb =~/\.task$/);
1.224     albertel 4106:     if (exists($record->{'resource.CODE'})) { $isCODE=1; }
1.119     ng       4107:     my $studentTable='<table border="0" width="100%"><tr><td bgcolor="#777777">'.
                   4108: 	'<table border="0" width="100%"><tr bgcolor="#e6ffff">'.
                   4109: 	'<td><b>Date/Time</b></td>'.
1.224     albertel 4110: 	($isCODE?'<td><b>CODE</b></td>':'').
1.119     ng       4111: 	'<td><b>Submission</b></td>'.
                   4112: 	'<td><b>Status&nbsp;</b></td></tr>';
                   4113:     my ($version);
                   4114:     my %mark;
1.148     albertel 4115:     my %orders;
1.119     ng       4116:     $mark{'correct_by_student'} = $checkIcon;
1.147     albertel 4117:     if (!exists($$record{'1:timestamp'})) {
                   4118: 	return '<br />&nbsp;<font color="red">Nothing submitted - no attempts</font><br />';
                   4119:     }
1.335     albertel 4120: 
                   4121:     my $interaction;
1.119     ng       4122:     for ($version=1;$version<=$$record{'version'};$version++) {
                   4123: 	my $timestamp = scalar(localtime($$record{$version.':timestamp'}));
1.335     albertel 4124: 	if (exists($$record{$version.':resource.0.version'})) {
                   4125: 	    $interaction = $$record{$version.':resource.0.version'};
                   4126: 	}
                   4127: 
                   4128: 	my $where = ($isTask ? "$version:resource.$interaction"
                   4129: 		             : "$version:resource");
                   4130: 	#&Apache::lonnet::logthis(" got $where");
1.119     ng       4131: 	$studentTable.='<tr bgcolor="#ffffff" valign="top"><td>'.$timestamp.'</td>';
1.224     albertel 4132: 	if ($isCODE) {
                   4133: 	    $studentTable.='<td>'.$record->{$version.':resource.CODE'}.'</td>';
                   4134: 	}
1.119     ng       4135: 	my @versionKeys = split(/\:/,$$record{$version.':keys'});
                   4136: 	my @displaySub = ();
                   4137: 	foreach my $partid (@{$parts}) {
1.335     albertel 4138: 	    my @matchKey = ($isTask ? sort(grep /^resource\.\d+\.\Q$partid\E\.award$/,@versionKeys)
                   4139: 			            : sort(grep /^resource\.\Q$partid\E\..*?\.submission$/,@versionKeys));
                   4140: 	    
                   4141: 
1.122     ng       4142: #	    next if ($$record{"$version:resource.$partid.solved"} eq '');
1.324     albertel 4143: 	    my $display_part=&get_display_part($partid,$symb);
1.147     albertel 4144: 	    foreach my $matchKey (@matchKey) {
1.198     albertel 4145: 		if (exists($$record{$version.':'.$matchKey}) &&
                   4146: 		    $$record{$version.':'.$matchKey} ne '') {
1.335     albertel 4147: 
                   4148: 		    my ($responseId)= ($isTask ? ($matchKey=~ /^resource\.(.*?)\.\Q$partid\E\.award$/)
                   4149: 				               : ($matchKey=~ /^resource\.\Q$partid\E\.(.*?)\.submission$/));
                   4150: 		    #&Apache::lonnet::logthis("match $matchKey $responseId (".$$record{$version.':'.$matchKey});
1.207     albertel 4151: 		    $displaySub[0].='<b>Part:</b>&nbsp;'.$display_part.'&nbsp;';
1.147     albertel 4152: 		    $displaySub[0].='<font color="#999999">(ID&nbsp;'.
1.207     albertel 4153: 			$responseId.')</font>&nbsp;<b>';
1.335     albertel 4154: 		    if ($$record{"$where.$partid.tries"} eq '') {
1.147     albertel 4155: 			$displaySub[0].='Trial&nbsp;not&nbsp;counted';
                   4156: 		    } else {
                   4157: 			$displaySub[0].='Trial&nbsp;'.
1.335     albertel 4158: 			    $$record{"$where.$partid.tries"};
1.147     albertel 4159: 		    }
1.335     albertel 4160: 		    my $responseType=($isTask ? 'Task'
                   4161:                                               : $responseType->{$partid}->{$responseId});
1.148     albertel 4162: 		    if (!exists($orders{$partid})) { $orders{$partid}={}; }
                   4163: 		    if (!exists($orders{$partid}->{$responseId})) {
                   4164: 			$orders{$partid}->{$responseId}=
                   4165: 			    &get_order($partid,$responseId,$symb,$uname,$udom);
                   4166: 		    }
1.147     albertel 4167: 		    $displaySub[0].='</b>&nbsp; '.
1.336     albertel 4168: 			&cleanRecord($$record{$version.':'.$matchKey},$responseType,$symb,$partid,$responseId,$record,$orders{$partid}->{$responseId},"$version:",$uname,$udom).'<br />';
1.147     albertel 4169: 		}
                   4170: 	    }
1.335     albertel 4171: 	    if (exists($$record{"$where.$partid.checkedin"})) {
                   4172: 		$displaySub[1].='Checked in by '.
                   4173: 		    $$record{"$where.$partid.checkedin"}.' into slot '.
                   4174: 		    $$record{"$where.$partid.checkedin.slot"}.
                   4175: 		    '<br />';
                   4176: 	    }
                   4177: 	    if (exists $$record{"$where.$partid.award"}) {
1.207     albertel 4178: 		$displaySub[1].='<b>Part:</b>&nbsp;'.$display_part.' &nbsp;'.
1.335     albertel 4179: 		    lc($$record{"$where.$partid.award"}).' '.
                   4180: 		    $mark{$$record{"$where.$partid.solved"}}.
1.147     albertel 4181: 		    '<br />';
                   4182: 	    }
1.335     albertel 4183: 	    if (exists $$record{"$where.$partid.regrader"}) {
                   4184: 		$displaySub[2].=$$record{"$where.$partid.regrader"}.
                   4185: 		    ' (<b>'.&mt('Part').':</b> '.$display_part.')';
                   4186: 	    } elsif ($$record{"$version:resource.$partid.regrader"} =~ /\S/) {
                   4187: 		$displaySub[2].=
                   4188: 		    $$record{"$version:resource.$partid.regrader"}.
1.207     albertel 4189: 		    ' (<b>'.&mt('Part').':</b> '.$display_part.')';
1.147     albertel 4190: 	    }
                   4191: 	}
                   4192: 	# needed because old essay regrader has not parts info
                   4193: 	if (exists $$record{"$version:resource.regrader"}) {
                   4194: 	    $displaySub[2].=$$record{"$version:resource.regrader"};
                   4195: 	}
                   4196: 	$studentTable.='<td>'.$displaySub[0].'&nbsp;</td><td>'.$displaySub[1];
                   4197: 	if ($displaySub[2]) {
                   4198: 	    $studentTable.='Manually graded by '.$displaySub[2];
                   4199: 	}
1.382     albertel 4200: 	$studentTable.='&nbsp;</td></tr>';
1.147     albertel 4201:     
1.119     ng       4202:     }
                   4203:     $studentTable.='</table></td></tr></table>';
                   4204:     return $studentTable;
1.71      ng       4205: }
                   4206: 
                   4207: sub updateGradeByPage {
                   4208:     my ($request) = shift;
                   4209: 
1.257     albertel 4210:     my $cdom      = $env{"course.$env{'request.course.id'}.domain"};
                   4211:     my $cnum      = $env{"course.$env{'request.course.id'}.num"};
                   4212:     my $getsec    = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
                   4213:     my $pageTitle = $env{'form.page'};
1.103     albertel 4214:     my ($classlist,undef,$fullname) = &getclasslist($getsec,'1');
1.257     albertel 4215:     my ($uname,$udom) = split(/:/,$env{'form.student'});
                   4216:     my $usec=$classlist->{$env{'form.student'}}[5];
1.103     albertel 4217:     if (!&canmodify($usec)) {
1.257     albertel 4218: 	$request->print('<font color="red">Unable to modify requested student.('.$env{'form.student'}.'</font>');
1.324     albertel 4219: 	$request->print(&show_grading_menu_form($env{'form.symb'}));
1.103     albertel 4220: 	return;
                   4221:     }
1.257     albertel 4222:     my $result='<h3><font color="#339933">&nbsp;'.$env{'form.title'}.'</font></h3>';
                   4223:     $result.='<h3>&nbsp;Student: '.&nameUserString(undef,$env{'form.fullname'},$uname,$udom).
1.129     ng       4224: 	'</h3>'."\n";
1.70      ng       4225: 
1.68      ng       4226:     $request->print($result);
                   4227: 
1.132     bowersj2 4228:     my $navmap = Apache::lonnavmaps::navmap->new();
1.257     albertel 4229:     my ($mapUrl, $id, $resUrl) = &Apache::lonnet::decode_symb( $env{'form.page'});
1.71      ng       4230:     my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps
1.288     albertel 4231:     if (!$map) {
                   4232: 	$request->print('<font color="red">Unable to grade requested sequence. ('.$resUrl.')</font>');
1.324     albertel 4233: 	my ($symb)=&get_symb($request);
                   4234: 	$request->print(&show_grading_menu_form($symb));
1.288     albertel 4235: 	return; 
                   4236:     }
1.71      ng       4237:     my $iterator = $navmap->getIterator($map->map_start(),
                   4238: 					$map->map_finish());
1.70      ng       4239: 
1.71      ng       4240:     my $studentTable='<table border="0"><tr><td bgcolor="#777777">'.
1.68      ng       4241: 	'<table border="0"><tr bgcolor="#e6ffff">'.
1.125     ng       4242: 	'<td align="center"><b>&nbsp;Prob.&nbsp;</b></td>'.
1.71      ng       4243: 	'<td><b>&nbsp;Title&nbsp;</b></td>'.
                   4244: 	'<td><b>&nbsp;Previous Score&nbsp;</b></td>'.
                   4245: 	'<td><b>&nbsp;New Score&nbsp;</b></td></tr>';
                   4246: 
                   4247:     $iterator->next(); # skip the first BEGIN_MAP
                   4248:     my $curRes = $iterator->next(); # for "current resource"
1.196     albertel 4249:     my ($depth,$question,$prob,$changeflag)= (1,1,1,0);
1.101     albertel 4250:     while ($depth > 0) {
1.71      ng       4251:         if($curRes == $iterator->BEGIN_MAP) { $depth++; }
1.100     bowersj2 4252:         if($curRes == $iterator->END_MAP) { $depth--; }
1.71      ng       4253: 
1.385     albertel 4254:         if (ref($curRes) && $curRes->is_problem()) {
1.91      albertel 4255: 	    my $parts = $curRes->parts();
1.71      ng       4256:             my $title = $curRes->compTitle();
                   4257: 	    my $symbx = $curRes->symb();
1.196     albertel 4258: 	    $studentTable.='<tr bgcolor="#ffffe6"><td align="center" valign="top" >'.$prob.
1.326     albertel 4259: 		(scalar(@{$parts}) == 1 ? '' : '<br />('.scalar(@{$parts}).'&nbsp;parts)').'</td>';
1.71      ng       4260: 	    $studentTable.='<td valign="top">&nbsp;<b>'.$title.'</b>&nbsp;</td>';
                   4261: 
                   4262: 	    my %newrecord=();
                   4263: 	    my @displayPts=();
1.269     raeburn  4264:             my %aggregate = ();
                   4265:             my $aggregateflag = 0;
1.71      ng       4266: 	    foreach my $partid (@{$parts}) {
1.257     albertel 4267: 		my $newpts = $env{'form.GD_BOX'.$question.'_'.$partid};
                   4268: 		my $oldpts = $env{'form.oldpts'.$question.'_'.$partid};
1.71      ng       4269: 
1.257     albertel 4270: 		my $wgt = $env{'form.WGT'.$question.'_'.$partid} != 0 ? 
                   4271: 		    $env{'form.WGT'.$question.'_'.$partid} : 1;
1.71      ng       4272: 		my $partial = $newpts/$wgt;
                   4273: 		my $score;
                   4274: 		if ($partial > 0) {
                   4275: 		    $score = 'correct_by_override';
1.125     ng       4276: 		} elsif ($newpts ne '') { #empty is taken as 0
1.71      ng       4277: 		    $score = 'incorrect_by_override';
                   4278: 		}
1.257     albertel 4279: 		my $dropMenu = $env{'form.GD_SEL'.$question.'_'.$partid};
1.125     ng       4280: 		if ($dropMenu eq 'excused') {
1.71      ng       4281: 		    $partial = '';
                   4282: 		    $score = 'excused';
1.125     ng       4283: 		} elsif ($dropMenu eq 'reset status'
1.257     albertel 4284: 			 && $env{'form.solved'.$question.'_'.$partid} ne '') { #update only if previous record exists
1.125     ng       4285: 		    $newrecord{'resource.'.$partid.'.tries'} = 0;
                   4286: 		    $newrecord{'resource.'.$partid.'.solved'} = '';
                   4287: 		    $newrecord{'resource.'.$partid.'.award'} = '';
                   4288: 		    $newrecord{'resource.'.$partid.'.awarded'} = 0;
1.257     albertel 4289: 		    $newrecord{'resource.'.$partid.'.regrader'} = "$env{'user.name'}:$env{'user.domain'}";
1.125     ng       4290: 		    $changeflag++;
                   4291: 		    $newpts = '';
1.269     raeburn  4292:                     
                   4293:                     my $aggtries =  $env{'form.aggtries'.$question.'_'.$partid};
                   4294:                     my $totaltries = $env{'form.totaltries'.$question.'_'.$partid};
                   4295:                     my $solvedstatus = $env{'form.solved'.$question.'_'.$partid};
                   4296:                     if ($aggtries > 0) {
                   4297:                         &decrement_aggs($symbx,$partid,\%aggregate,$aggtries,$totaltries,$solvedstatus);
                   4298:                         $aggregateflag = 1;
                   4299:                     }
1.71      ng       4300: 		}
1.324     albertel 4301: 		my $display_part=&get_display_part($partid,$curRes->symb());
1.257     albertel 4302: 		my $oldstatus = $env{'form.solved'.$question.'_'.$partid};
1.207     albertel 4303: 		$displayPts[0].='&nbsp;<b>Part:</b> '.$display_part.' = '.
1.71      ng       4304: 		    (($oldstatus eq 'excused') ? 'excused' : $oldpts).
1.326     albertel 4305: 		    '&nbsp;<br />';
1.207     albertel 4306: 		$displayPts[1].='&nbsp;<b>Part:</b> '.$display_part.' = '.
1.125     ng       4307: 		     (($score eq 'excused') ? 'excused' : $newpts).
1.326     albertel 4308: 		    '&nbsp;<br />';
1.71      ng       4309: 		$question++;
1.380     albertel 4310: 		next if ($dropMenu eq 'reset status' || ($newpts eq $oldpts && $score ne 'excused'));
1.125     ng       4311: 
1.71      ng       4312: 		$newrecord{'resource.'.$partid.'.awarded'}  = $partial if $partial ne '';
1.125     ng       4313: 		$newrecord{'resource.'.$partid.'.solved'}   = $score if $score ne '';
1.257     albertel 4314: 		$newrecord{'resource.'.$partid.'.regrader'} = "$env{'user.name'}:$env{'user.domain'}"
1.125     ng       4315: 		    if (scalar(keys(%newrecord)) > 0);
1.71      ng       4316: 
                   4317: 		$changeflag++;
                   4318: 	    }
                   4319: 	    if (scalar(keys(%newrecord)) > 0) {
1.382     albertel 4320: 		my %record = 
                   4321: 		    &Apache::lonnet::restore($symbx,$env{'request.course.id'},
                   4322: 					     $udom,$uname);
                   4323: 
                   4324: 		if (&Apache::lonnet::validCODE($env{'form.CODE'})) {
                   4325: 		    $newrecord{'resource.CODE'} = $env{'form.CODE'};
                   4326: 		} elsif (&Apache::lonnet::validCODE($record{'resource.CODE'})) {
                   4327: 		    $newrecord{'resource.CODE'} = '';
                   4328: 		}
1.257     albertel 4329: 		&Apache::lonnet::cstore(\%newrecord,$symbx,$env{'request.course.id'},
1.71      ng       4330: 					$udom,$uname);
1.382     albertel 4331: 		%record = &Apache::lonnet::restore($symbx,
                   4332: 						   $env{'request.course.id'},
                   4333: 						   $udom,$uname);
1.380     albertel 4334: 		&check_and_remove_from_queue($parts,\%record,undef,$symbx,
                   4335: 					     $cdom,$cnum,$udom,$uname);
1.71      ng       4336: 	    }
1.380     albertel 4337: 	    
1.269     raeburn  4338:             if ($aggregateflag) {
                   4339:                 &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate,
                   4340:                       $env{'course.'.$env{'request.course.id'}.'.domain'},
                   4341:                       $env{'course.'.$env{'request.course.id'}.'.num'});
                   4342:             }
1.125     ng       4343: 
1.71      ng       4344: 	    $studentTable.='<td valign="top">'.$displayPts[0].'</td>'.
                   4345: 		'<td valign="top">'.$displayPts[1].'</td>'.
                   4346: 		'</tr>';
1.68      ng       4347: 
1.196     albertel 4348: 	    $prob++;
1.68      ng       4349: 	}
1.71      ng       4350:         $curRes = $iterator->next();
1.68      ng       4351:     }
1.98      albertel 4352: 
1.71      ng       4353:     $studentTable.='</td></tr></table></td></tr></table>';
1.324     albertel 4354:     $studentTable.=&show_grading_menu_form($env{'form.symb'});
1.76      ng       4355:     my $grademsg=($changeflag == 0 ? 'No score was changed or updated.' :
                   4356: 		  'The scores were changed for '.
                   4357: 		  $changeflag.' problem'.($changeflag == 1 ? '.' : 's.'));
                   4358:     $request->print($grademsg.$studentTable);
1.68      ng       4359: 
1.70      ng       4360:     return '';
                   4361: }
                   4362: 
1.72      ng       4363: #-------- end of section for handling grading by page/sequence ---------
                   4364: #
                   4365: #-------------------------------------------------------------------
                   4366: 
1.75      albertel 4367: #--------------------Scantron Grading-----------------------------------
                   4368: #
                   4369: #------ start of section for handling grading by page/sequence ---------
                   4370: 
1.81      albertel 4371: sub defaultFormData {
1.324     albertel 4372:     my ($symb)=@_;
1.81      albertel 4373:     return '
                   4374:       <input type="hidden" name="symb"    value="'.$symb.'" />'."\n".
1.257     albertel 4375:      '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
                   4376:      '<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n";
1.81      albertel 4377: }
                   4378: 
1.75      albertel 4379: sub getSequenceDropDown {
                   4380:     my ($request,$symb)=@_;
                   4381:     my $result='<select name="selectpage">'."\n";
                   4382:     my ($titles,$symbx) = &getSymbMap($request);
1.137     albertel 4383:     my ($curpage)=&Apache::lonnet::decode_symb($symb); 
1.75      albertel 4384:     my $ctr=0;
                   4385:     foreach (@$titles) {
                   4386: 	my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
                   4387: 	$result.='<option value="'.$$symbx{$_}.'" '.
                   4388: 	    ($$symbx{$_} =~ /$curpage$/ ? 'selected="on"' : '').
                   4389: 	    '>'.$showtitle.'</option>'."\n";
                   4390: 	$ctr++;
                   4391:     }
                   4392:     $result.= '</select>';
                   4393:     return $result;
                   4394: }
                   4395: 
1.202     albertel 4396: sub scantron_filenames {
1.257     albertel 4397:     my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
                   4398:     my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
1.157     albertel 4399:     my @files=&Apache::lonnet::dirlist('userfiles',$cdom,$cname,
1.359     www      4400: 				    &propath($cdom,$cname));
1.202     albertel 4401:     my @possiblenames;
1.201     albertel 4402:     foreach my $filename (sort(@files)) {
1.157     albertel 4403: 	($filename)=split(/&/,$filename);
                   4404: 	if ($filename!~/^scantron_orig_/) { next ; }
                   4405: 	$filename=~s/^scantron_orig_//;
1.202     albertel 4406: 	push(@possiblenames,$filename);
                   4407:     }
                   4408:     return @possiblenames;
                   4409: }
                   4410: 
                   4411: sub scantron_uploads {
1.209     ng       4412:     my ($file2grade) = @_;
1.202     albertel 4413:     my $result=	'<select name="scantron_selectfile">';
                   4414:     $result.="<option></option>";
                   4415:     foreach my $filename (sort(&scantron_filenames())) {
1.209     ng       4416: 	$result.="<option".($filename eq $file2grade ? ' selected="on"':'').">$filename</option>\n";
1.81      albertel 4417:     }
                   4418:     $result.="</select>";
                   4419:     return $result;
                   4420: }
                   4421: 
1.82      albertel 4422: sub scantron_scantab {
                   4423:     my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
                   4424:     my $result='<select name="scantron_format">'."\n";
1.191     albertel 4425:     $result.='<option></option>'."\n";
1.82      albertel 4426:     foreach my $line (<$fh>) {
                   4427: 	my ($name,$descrip)=split(/:/,$line);
                   4428: 	if ($name =~ /^\#/) { next; }
                   4429: 	$result.='<option value="'.$name.'">'.$descrip.'</option>'."\n";
                   4430:     }
                   4431:     $result.='</select>'."\n";
                   4432: 
                   4433:     return $result;
                   4434: }
                   4435: 
1.186     albertel 4436: sub scantron_CODElist {
1.257     albertel 4437:     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   4438:     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.186     albertel 4439:     my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
                   4440:     my $namechoice='<option></option>';
1.225     albertel 4441:     foreach my $name (sort {uc($a) cmp uc($b)} @names) {
1.191     albertel 4442: 	if ($name =~ /^error: 2 /) { next; }
1.278     albertel 4443: 	if ($name =~ /^type\0/) { next; }
1.186     albertel 4444: 	$namechoice.='<option value="'.$name.'">'.$name.'</option>';
                   4445:     }
                   4446:     $namechoice='<select name="scantron_CODElist">'.$namechoice.'</select>';
                   4447:     return $namechoice;
                   4448: }
                   4449: 
                   4450: sub scantron_CODEunique {
1.381     albertel 4451:     my $result='<span style="white-space: nowrap;">
1.272     albertel 4452:                  <label><input type="radio" name="scantron_CODEunique"
1.308     albertel 4453:                         value="yes" checked="checked" /> Yes </label>
1.381     albertel 4454:                 </span>
                   4455:                 <span style="white-space: nowrap;">
1.272     albertel 4456:                  <label><input type="radio" name="scantron_CODEunique"
1.308     albertel 4457:                         value="no" /> No </label>
1.381     albertel 4458:                 </span>';
1.186     albertel 4459:     return $result;
                   4460: }
                   4461: 
1.75      albertel 4462: sub scantron_selectphase {
1.209     ng       4463:     my ($r,$file2grade) = @_;
1.324     albertel 4464:     my ($symb)=&get_symb($r);
1.75      albertel 4465:     if (!$symb) {return '';}
                   4466:     my $sequence_selector=&getSequenceDropDown($r,$symb);
1.324     albertel 4467:     my $default_form_data=&defaultFormData($symb);
                   4468:     my $grading_menu_button=&show_grading_menu_form($symb);
1.209     ng       4469:     my $file_selector=&scantron_uploads($file2grade);
1.82      albertel 4470:     my $format_selector=&scantron_scantab();
1.186     albertel 4471:     my $CODE_selector=&scantron_CODElist();
                   4472:     my $CODE_unique=&scantron_CODEunique();
1.75      albertel 4473:     my $result;
1.157     albertel 4474:     #FIXME allow instructor to be able to download the scantron file
                   4475:     # and to upload it,
1.75      albertel 4476:     $result.= <<SCANTRONFORM;
1.162     albertel 4477:     <table width="100%" border="0">
1.75      albertel 4478:     <tr>
1.226     albertel 4479:      <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantron_process">
1.75      albertel 4480:       <td bgcolor="#777777">
1.203     albertel 4481:        <input type="hidden" name="command" value="scantron_warning" />
1.162     albertel 4482:         $default_form_data
1.75      albertel 4483:         <table width="100%" border="0">
                   4484:           <tr bgcolor="#e6ffff">
1.174     albertel 4485:             <td colspan="2">
                   4486:               &nbsp;<b>Specify file and which Folder/Sequence to grade</b>
1.75      albertel 4487:             </td>
                   4488:           </tr>
                   4489:           <tr bgcolor="#ffffe6">
1.174     albertel 4490:             <td> Sequence to grade: </td><td> $sequence_selector </td>
1.75      albertel 4491:           </tr>
                   4492:           <tr bgcolor="#ffffe6">
1.174     albertel 4493:             <td> Filename of scoring office file: </td><td> $file_selector </td>
1.75      albertel 4494:           </tr>
1.82      albertel 4495:           <tr bgcolor="#ffffe6">
1.174     albertel 4496:             <td> Format of data file: </td><td> $format_selector </td>
1.82      albertel 4497:           </tr>
1.157     albertel 4498:           <tr bgcolor="#ffffe6">
1.186     albertel 4499:             <td> Saved CODEs to validate against: </td><td> $CODE_selector</td>
                   4500:           </tr>
                   4501:           <tr bgcolor="#ffffe6">
                   4502:             <td> Each CODE is only to be used once:</td><td> $CODE_unique </td>
                   4503:           </tr>
                   4504:           <tr bgcolor="#ffffe6">
1.187     albertel 4505: 	    <td> Options: </td>
                   4506:             <td>
1.272     albertel 4507: 	       <label><input type="checkbox" name="scantron_options_redo" value="redo_skipped"/> Do only previously skipped records</label> <br />
1.331     albertel 4508:                <label><input type="checkbox" name="scantron_options_ignore" value="ignore_corrections"/> Remove all exisiting corrections</label> <br />
                   4509:                <label><input type="checkbox" name="scantron_options_hidden" value="ignore_hidden"/> Skip hidden resources when grading</label>
1.187     albertel 4510: 	    </td>
                   4511:           </tr>
                   4512:           <tr bgcolor="#ffffe6">
1.174     albertel 4513:             <td colspan="2">
1.265     www      4514:               <input type="submit" value="Grading: Validate Scantron Records" />
1.162     albertel 4515:             </td>
                   4516:           </tr>
                   4517:         </table>
1.226     albertel 4518:        </td>
                   4519:      </form>
1.162     albertel 4520:     </tr>
                   4521: SCANTRONFORM
                   4522:    
                   4523:     $r->print($result);
                   4524: 
1.257     albertel 4525:     if (&Apache::lonnet::allowed('usc',$env{'request.role.domain'}) ||
                   4526:         &Apache::lonnet::allowed('usc',$env{'request.course.id'})) {
1.162     albertel 4527: 
                   4528:         $r->print(<<SCANTRONFORM);
                   4529:     <tr>
                   4530:       <td bgcolor="#777777">
                   4531:         <table width="100%" border="0">
                   4532:           <tr bgcolor="#e6ffff">
                   4533:             <td>
1.174     albertel 4534:               &nbsp;<b>Specify a Scantron data file to upload.</b>
1.162     albertel 4535:             </td>
                   4536:           </tr>
                   4537:           <tr bgcolor="#ffffe6">
                   4538:             <td>
                   4539: SCANTRONFORM
1.324     albertel 4540:     my $default_form_data=&defaultFormData(&get_symb($r,1));
1.257     albertel 4541:     my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'};
                   4542:     my $cnum= $env{'course.'.$env{'request.course.id'}.'.num'};
1.174     albertel 4543:     $r->print(<<UPLOAD);
                   4544:               <script type="text/javascript" language="javascript">
                   4545:     function checkUpload(formname) {
                   4546: 	if (formname.upfile.value == "") {
                   4547: 	    alert("Please use the browse button to select a file from your local directory.");
                   4548: 	    return false;
                   4549: 	}
                   4550: 	formname.submit();
                   4551:     }
                   4552:               </script>
                   4553: 
                   4554:               <form enctype='multipart/form-data' action='/adm/grades' name='rules' method='post'>
                   4555:                 $default_form_data
                   4556:                 <input name='courseid' type='hidden' value='$cnum' />
                   4557:                 <input name='domainid' type='hidden' value='$cdom' />
                   4558:                 <input name='command' value='scantronupload_save' type='hidden' />
                   4559:                 File to upload:<input type="file" name="upfile" size="50" />
                   4560:                 <br />
                   4561:                 <input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scantron Data" />
                   4562:               </form>
                   4563: UPLOAD
1.162     albertel 4564: 
                   4565:         $r->print(<<SCANTRONFORM);
                   4566:             </td>
                   4567:           </tr>
1.75      albertel 4568:         </table>
                   4569:       </td>
                   4570:     </tr>
1.162     albertel 4571: SCANTRONFORM
                   4572:     }
1.187     albertel 4573:     $r->print(<<SCANTRONFORM);
                   4574:     <tr>
1.226     albertel 4575:       <form action='/adm/grades' name='scantron_download'>
                   4576:         <td bgcolor="#777777">
1.379     albertel 4577: 	  $default_form_data
1.187     albertel 4578:           <input type="hidden" name="command" value="scantron_download" />
                   4579:           <table width="100%" border="0">
                   4580:             <tr bgcolor="#e6ffff">
                   4581:               <td colspan="2">
                   4582:                 &nbsp;<b>Download a scoring office file</b>
                   4583:               </td>
                   4584:             </tr>
                   4585:             <tr bgcolor="#ffffe6">
                   4586:               <td> Filename of scoring office file: </td><td> $file_selector </td>
                   4587:             </tr>
                   4588:             <tr bgcolor="#ffffe6">
                   4589:               <td colspan="2">
1.293     www      4590:                 <input type="submit" value="Download: Show List of Associated Files" />
1.187     albertel 4591:               </td>
                   4592:             </tr>
                   4593:           </table>
1.226     albertel 4594:         </td>
                   4595:       </form>
1.187     albertel 4596:     </tr>
                   4597: SCANTRONFORM
1.162     albertel 4598: 
                   4599:     $r->print(<<SCANTRONFORM);
1.75      albertel 4600:   </table>
1.81      albertel 4601: $grading_menu_button
1.75      albertel 4602: SCANTRONFORM
                   4603: 
1.162     albertel 4604:     return
1.75      albertel 4605: }
                   4606: 
1.82      albertel 4607: sub get_scantron_config {
                   4608:     my ($which) = @_;
                   4609:     my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
                   4610:     my %config;
1.157     albertel 4611:     #FIXME probably should move to XML it has already gotten a bit much now
1.82      albertel 4612:     foreach my $line (<$fh>) {
                   4613: 	my ($name,$descrip)=split(/:/,$line);
                   4614: 	if ($name ne $which ) { next; }
                   4615: 	chomp($line);
                   4616: 	my @config=split(/:/,$line);
                   4617: 	$config{'name'}=$config[0];
                   4618: 	$config{'description'}=$config[1];
                   4619: 	$config{'CODElocation'}=$config[2];
                   4620: 	$config{'CODEstart'}=$config[3];
                   4621: 	$config{'CODElength'}=$config[4];
                   4622: 	$config{'IDstart'}=$config[5];
                   4623: 	$config{'IDlength'}=$config[6];
                   4624: 	$config{'Qstart'}=$config[7];
                   4625: 	$config{'Qlength'}=$config[8];
                   4626: 	$config{'Qoff'}=$config[9];
                   4627: 	$config{'Qon'}=$config[10];
1.157     albertel 4628: 	$config{'PaperID'}=$config[11];
                   4629: 	$config{'PaperIDlength'}=$config[12];
                   4630: 	$config{'FirstName'}=$config[13];
                   4631: 	$config{'FirstNamelength'}=$config[14];
                   4632: 	$config{'LastName'}=$config[15];
                   4633: 	$config{'LastNamelength'}=$config[16];
1.82      albertel 4634: 	last;
                   4635:     }
                   4636:     return %config;
                   4637: }
                   4638: 
                   4639: sub username_to_idmap {
                   4640:     my ($classlist)= @_;
                   4641:     my %idmap;
                   4642:     foreach my $student (keys(%$classlist)) {
                   4643: 	$idmap{$classlist->{$student}->[&Apache::loncoursedata::CL_ID]}=
                   4644: 	    $student;
                   4645:     }
                   4646:     return %idmap;
                   4647: }
                   4648: 
1.157     albertel 4649: sub scantron_fixup_scanline {
                   4650:     my ($scantron_config,$scan_data,$line,$whichline,$field,$args)=@_;
                   4651:     if ($field eq 'ID') {
                   4652: 	if (length($args->{'newid'}) > $$scantron_config{'IDlength'}) {
1.186     albertel 4653: 	    return ($line,1,'New value too large');
1.157     albertel 4654: 	}
                   4655: 	if (length($args->{'newid'}) < $$scantron_config{'IDlength'}) {
                   4656: 	    $args->{'newid'}=sprintf('%-'.$$scantron_config{'IDlength'}.'s',
                   4657: 				     $args->{'newid'});
                   4658: 	}
                   4659: 	substr($line,$$scantron_config{'IDstart'}-1,
                   4660: 	       $$scantron_config{'IDlength'})=$args->{'newid'};
                   4661: 	if ($args->{'newid'}=~/^\s*$/) {
                   4662: 	    &scan_data($scan_data,"$whichline.user",
                   4663: 		       $args->{'username'}.':'.$args->{'domain'});
                   4664: 	}
1.186     albertel 4665:     } elsif ($field eq 'CODE') {
1.192     albertel 4666: 	if ($args->{'CODE_ignore_dup'}) {
                   4667: 	    &scan_data($scan_data,"$whichline.CODE_ignore_dup",'1');
                   4668: 	}
                   4669: 	&scan_data($scan_data,"$whichline.useCODE",'1');
                   4670: 	if ($args->{'CODE'} ne 'use_unfound') {
1.191     albertel 4671: 	    if (length($args->{'CODE'}) > $$scantron_config{'CODElength'}) {
                   4672: 		return ($line,1,'New CODE value too large');
                   4673: 	    }
                   4674: 	    if (length($args->{'CODE'}) < $$scantron_config{'CODElength'}) {
                   4675: 		$args->{'CODE'}=sprintf('%-'.$$scantron_config{'CODElength'}.'s',$args->{'CODE'});
                   4676: 	    }
                   4677: 	    substr($line,$$scantron_config{'CODEstart'}-1,
                   4678: 		   $$scantron_config{'CODElength'})=$args->{'CODE'};
1.186     albertel 4679: 	}
1.157     albertel 4680:     } elsif ($field eq 'answer') {
                   4681: 	my $length=$scantron_config->{'Qlength'};
                   4682: 	my $off=$scantron_config->{'Qoff'};
                   4683: 	my $on=$scantron_config->{'Qon'};
                   4684: 	my $answer=${off}x$length;
                   4685: 	if ($args->{'response'} eq 'none') {
                   4686: 	    &scan_data($scan_data,
                   4687: 		       "$whichline.no_bubble.".$args->{'question'},'1');
                   4688: 	} else {
1.274     albertel 4689: 	    if ($on eq 'letter') {
                   4690: 		my @alphabet=('A'..'Z');
                   4691: 		$answer=$alphabet[$args->{'response'}];
                   4692: 	    } elsif ($on eq 'number') {
                   4693: 		$answer=$args->{'response'}+1;
1.389     albertel 4694: 		if ($answer == 10) { $answer = '0'; }
1.274     albertel 4695: 	    } else {
                   4696: 		substr($answer,$args->{'response'},1)=$on;
                   4697: 	    }
1.157     albertel 4698: 	    &scan_data($scan_data,
                   4699: 		       "$whichline.no_bubble.".$args->{'question'},undef,'1');
                   4700: 	}
                   4701: 	my $where=$length*($args->{'question'}-1)+$scantron_config->{'Qstart'};
                   4702: 	substr($line,$where-1,$length)=$answer;
                   4703:     }
                   4704:     return $line;
                   4705: }
                   4706: 
                   4707: sub scan_data {
                   4708:     my ($scan_data,$key,$value,$delete)=@_;
1.257     albertel 4709:     my $filename=$env{'form.scantron_selectfile'};
1.157     albertel 4710:     if (defined($value)) {
                   4711: 	$scan_data->{$filename.'_'.$key} = $value;
                   4712:     }
                   4713:     if ($delete) { delete($scan_data->{$filename.'_'.$key}); }
                   4714:     return $scan_data->{$filename.'_'.$key};
                   4715: }
                   4716: 
1.82      albertel 4717: sub scantron_parse_scanline {
1.194     albertel 4718:     my ($line,$whichline,$scantron_config,$scan_data,$justHeader)=@_;
1.82      albertel 4719:     my %record;
                   4720:     my $questions=substr($line,$$scantron_config{'Qstart'}-1);
                   4721:     my $data=substr($line,0,$$scantron_config{'Qstart'}-1);
1.278     albertel 4722:     if (!($$scantron_config{'CODElocation'} eq 0 ||
                   4723: 	  $$scantron_config{'CODElocation'} eq 'none')) {
                   4724: 	if ($$scantron_config{'CODElocation'} < 0 ||
                   4725: 	    $$scantron_config{'CODElocation'} eq 'letter' ||
                   4726: 	    $$scantron_config{'CODElocation'} eq 'number') {
1.191     albertel 4727: 	    $record{'scantron.CODE'}=substr($data,
                   4728: 					    $$scantron_config{'CODEstart'}-1,
1.83      albertel 4729: 					    $$scantron_config{'CODElength'});
1.191     albertel 4730: 	    if (&scan_data($scan_data,"$whichline.useCODE")) {
                   4731: 		$record{'scantron.useCODE'}=1;
                   4732: 	    }
1.192     albertel 4733: 	    if (&scan_data($scan_data,"$whichline.CODE_ignore_dup")) {
                   4734: 		$record{'scantron.CODE_ignore_dup'}=1;
                   4735: 	    }
1.82      albertel 4736: 	} else {
                   4737: 	    #FIXME interpret first N questions
                   4738: 	}
                   4739:     }
1.83      albertel 4740:     $record{'scantron.ID'}=substr($data,$$scantron_config{'IDstart'}-1,
                   4741: 				  $$scantron_config{'IDlength'});
1.157     albertel 4742:     $record{'scantron.PaperID'}=
                   4743: 	substr($data,$$scantron_config{'PaperID'}-1,
                   4744: 	       $$scantron_config{'PaperIDlength'});
                   4745:     $record{'scantron.FirstName'}=
                   4746: 	substr($data,$$scantron_config{'FirstName'}-1,
                   4747: 	       $$scantron_config{'FirstNamelength'});
                   4748:     $record{'scantron.LastName'}=
                   4749: 	substr($data,$$scantron_config{'LastName'}-1,
                   4750: 	       $$scantron_config{'LastNamelength'});
1.194     albertel 4751:     if ($justHeader) { return \%record; }
                   4752: 
1.82      albertel 4753:     my @alphabet=('A'..'Z');
                   4754:     my $questnum=0;
                   4755:     while ($questions) {
                   4756: 	$questnum++;
                   4757: 	my $currentquest=substr($questions,0,$$scantron_config{'Qlength'});
                   4758: 	substr($questions,0,$$scantron_config{'Qlength'})='';
1.83      albertel 4759: 	if (length($currentquest) < $$scantron_config{'Qlength'}) { next; }
1.239     albertel 4760: 	if ($$scantron_config{'Qon'} eq 'letter') {
1.371     albertel 4761: 	    if ($currentquest eq '?'
                   4762: 		|| $currentquest eq '*') {
1.274     albertel 4763: 		push(@{$record{'scantron.doubleerror'}},$questnum);
                   4764: 		$record{"scantron.$questnum.answer"}='';
1.389     albertel 4765: 	    } elsif (!defined($currentquest)
1.274     albertel 4766: 		     || $currentquest eq $$scantron_config{'Qoff'}
                   4767: 		     || $currentquest !~ /^[A-Z]$/) {
1.239     albertel 4768: 		$record{"scantron.$questnum.answer"}='';
                   4769: 		if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
                   4770: 		    push(@{$record{"scantron.missingerror"}},$questnum);
                   4771: 		}
                   4772: 	    } else {
                   4773: 		$record{"scantron.$questnum.answer"}=$currentquest;
                   4774: 	    }
                   4775: 	} elsif ($$scantron_config{'Qon'} eq 'number') {
1.371     albertel 4776: 	    if ($currentquest eq '?'
                   4777: 		|| $currentquest eq '*') {
1.274     albertel 4778: 		push(@{$record{'scantron.doubleerror'}},$questnum);
                   4779: 		$record{"scantron.$questnum.answer"}='';
1.389     albertel 4780: 	    } elsif (!defined($currentquest)
                   4781: 		     || $currentquest eq $$scantron_config{'Qoff'} 
                   4782: 		     || $currentquest !~ /^\d$/) {
1.239     albertel 4783: 		$record{"scantron.$questnum.answer"}='';
                   4784: 		if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
                   4785: 		    push(@{$record{"scantron.missingerror"}},$questnum);
                   4786: 		}
                   4787: 	    } else {
1.371     albertel 4788: 		# wrap zero back to J
                   4789: 		if ($currentquest eq '0') {
                   4790: 		    $record{"scantron.$questnum.answer"}=
                   4791: 			$alphabet[9];
                   4792: 		} else {
                   4793: 		    $record{"scantron.$questnum.answer"}=
                   4794: 			$alphabet[$currentquest-1];
                   4795: 		}
1.239     albertel 4796: 	    }
1.82      albertel 4797: 	} else {
1.239     albertel 4798: 	    my @array=split($$scantron_config{'Qon'},$currentquest,-1);
                   4799: 	    if (length($array[0]) eq $$scantron_config{'Qlength'}) {
                   4800: 		$record{"scantron.$questnum.answer"}='';
                   4801: 		if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
                   4802: 		    push(@{$record{"scantron.missingerror"}},$questnum);
                   4803: 		}
                   4804: 	    } else {
                   4805: 		$record{"scantron.$questnum.answer"}=
                   4806: 		    $alphabet[length($array[0])];
                   4807: 	    }
                   4808: 	    if (scalar(@array) gt 2) {
                   4809: 		push(@{$record{'scantron.doubleerror'}},$questnum);
                   4810: 		my @ans=@array;
                   4811: 		my $i=length($ans[0]);shift(@ans);
                   4812: 		while ($#ans) {
                   4813: 		    $i+=length($ans[0])+1;
                   4814: 		    $record{"scantron.$questnum.answer"}.=$alphabet[$i];
                   4815: 		    shift(@ans);
                   4816: 		}
                   4817: 	    }
1.82      albertel 4818: 	}
                   4819:     }
1.83      albertel 4820:     $record{'scantron.maxquest'}=$questnum;
                   4821:     return \%record;
1.82      albertel 4822: }
                   4823: 
                   4824: sub scantron_add_delay {
1.140     albertel 4825:     my ($delayqueue,$scanline,$errormessage,$errorcode)=@_;
                   4826:     push(@$delayqueue,
                   4827: 	 {'line' => $scanline, 'emsg' => $errormessage,
                   4828: 	  'ecode' => $errorcode }
                   4829: 	 );
1.82      albertel 4830: }
                   4831: 
                   4832: sub scantron_find_student {
1.157     albertel 4833:     my ($scantron_record,$scan_data,$idmap,$line)=@_;
1.83      albertel 4834:     my $scanID=$$scantron_record{'scantron.ID'};
1.157     albertel 4835:     if ($scanID =~ /^\s*$/) {
                   4836:  	return &scan_data($scan_data,"$line.user");
                   4837:     }
1.83      albertel 4838:     foreach my $id (keys(%$idmap)) {
1.157     albertel 4839:  	if (lc($id) eq lc($scanID)) {
                   4840:  	    return $$idmap{$id};
                   4841:  	}
1.83      albertel 4842:     }
                   4843:     return undef;
                   4844: }
                   4845: 
                   4846: sub scantron_filter {
                   4847:     my ($curres)=@_;
1.331     albertel 4848: 
                   4849:     if (ref($curres) && $curres->is_problem()) {
                   4850: 	# if the user has asked to not have either hidden
                   4851: 	# or 'randomout' controlled resources to be graded
                   4852: 	# don't include them
                   4853: 	if ($env{'form.scantron_options_hidden'} eq 'ignore_hidden'
                   4854: 	    && $curres->randomout) {
                   4855: 	    return 0;
                   4856: 	}
1.83      albertel 4857: 	return 1;
                   4858:     }
                   4859:     return 0;
1.82      albertel 4860: }
                   4861: 
1.157     albertel 4862: sub scantron_process_corrections {
                   4863:     my ($r) = @_;
1.257     albertel 4864:     my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
1.157     albertel 4865:     my ($scanlines,$scan_data)=&scantron_getfile();
                   4866:     my $classlist=&Apache::loncoursedata::get_classlist();
1.257     albertel 4867:     my $which=$env{'form.scantron_line'};
1.200     albertel 4868:     my $line=&scantron_get_line($scanlines,$scan_data,$which);
1.157     albertel 4869:     my ($skip,$err,$errmsg);
1.257     albertel 4870:     if ($env{'form.scantron_skip_record'}) {
1.157     albertel 4871: 	$skip=1;
1.257     albertel 4872:     } elsif ($env{'form.scantron_corrections'} =~ /^(duplicate|incorrect)ID$/) {
                   4873: 	my $newstudent=$env{'form.scantron_username'}.':'.
                   4874: 	    $env{'form.scantron_domain'};
1.157     albertel 4875: 	my $newid=$classlist->{$newstudent}->[&Apache::loncoursedata::CL_ID];
                   4876: 	($line,$err,$errmsg)=
                   4877: 	    &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,$which,
                   4878: 				     'ID',{'newid'=>$newid,
1.257     albertel 4879: 				    'username'=>$env{'form.scantron_username'},
                   4880: 				    'domain'=>$env{'form.scantron_domain'}});
                   4881:     } elsif ($env{'form.scantron_corrections'} =~ /^(duplicate|incorrect)CODE$/) {
                   4882: 	my $resolution=$env{'form.scantron_CODE_resolution'};
1.190     albertel 4883: 	my $newCODE;
1.192     albertel 4884: 	my %args;
1.190     albertel 4885: 	if      ($resolution eq 'use_unfound') {
1.191     albertel 4886: 	    $newCODE='use_unfound';
1.190     albertel 4887: 	} elsif ($resolution eq 'use_found') {
1.257     albertel 4888: 	    $newCODE=$env{'form.scantron_CODE_selectedvalue'};
1.190     albertel 4889: 	} elsif ($resolution eq 'use_typed') {
1.257     albertel 4890: 	    $newCODE=$env{'form.scantron_CODE_newvalue'};
1.194     albertel 4891: 	} elsif ($resolution =~ /^use_closest_(\d+)/) {
1.257     albertel 4892: 	    $newCODE=$env{"form.scantron_CODE_closest_$1"};
1.190     albertel 4893: 	}
1.257     albertel 4894: 	if ($env{'form.scantron_corrections'} eq 'duplicateCODE') {
1.192     albertel 4895: 	    $args{'CODE_ignore_dup'}=1;
                   4896: 	}
                   4897: 	$args{'CODE'}=$newCODE;
1.186     albertel 4898: 	($line,$err,$errmsg)=
                   4899: 	    &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,$which,
1.192     albertel 4900: 				     'CODE',\%args);
1.257     albertel 4901:     } elsif ($env{'form.scantron_corrections'} =~ /^(missing|double)bubble$/) {
                   4902: 	foreach my $question (split(',',$env{'form.scantron_questions'})) {
1.157     albertel 4903: 	    ($line,$err,$errmsg)=
                   4904: 		&scantron_fixup_scanline(\%scantron_config,$scan_data,$line,
                   4905: 					 $which,'answer',
                   4906: 					 { 'question'=>$question,
1.257     albertel 4907: 		       'response'=>$env{"form.scantron_correct_Q_$question"}});
1.157     albertel 4908: 	    if ($err) { last; }
                   4909: 	}
                   4910:     }
                   4911:     if ($err) {
1.287     albertel 4912: 	$r->print("<font color='red'>Unable to accept last correction, an error occurred :$errmsg:</font>");
1.157     albertel 4913:     } else {
1.200     albertel 4914: 	&scantron_put_line($scanlines,$scan_data,$which,$line,$skip);
1.157     albertel 4915: 	&scantron_putfile($scanlines,$scan_data);
                   4916:     }
                   4917: }
                   4918: 
1.200     albertel 4919: sub reset_skipping_status {
                   4920:     my ($scanlines,$scan_data)=&scantron_getfile();
                   4921:     &scan_data($scan_data,'remember_skipping',undef,1);
                   4922:     &scantron_putfile(undef,$scan_data);
                   4923: }
                   4924: 
1.376     albertel 4925: sub start_skipping {
1.200     albertel 4926:     my ($scan_data,$i)=@_;
                   4927:     my %remembered=split(':',&scan_data($scan_data,'remember_skipping'));
1.376     albertel 4928:     if ($env{'form.scantron_options_redo'} =~ /^redo_/) {
                   4929: 	$remembered{$i}=2;
                   4930:     } else {
                   4931: 	$remembered{$i}=1;
                   4932:     }
1.200     albertel 4933:     &scan_data($scan_data,'remember_skipping',join(':',%remembered));
                   4934: }
                   4935: 
                   4936: sub should_be_skipped {
1.376     albertel 4937:     my ($scanlines,$scan_data,$i)=@_;
1.257     albertel 4938:     if ($env{'form.scantron_options_redo'} !~ /^redo_/) {
1.200     albertel 4939: 	# not redoing old skips
1.376     albertel 4940: 	if ($scanlines->{'skipped'}[$i]) { return 1; }
1.200     albertel 4941: 	return 0;
                   4942:     }
                   4943:     my %remembered=split(':',&scan_data($scan_data,'remember_skipping'));
1.376     albertel 4944: 
                   4945:     if (exists($remembered{$i}) && $remembered{$i} != 2 ) {
                   4946: 	return 0;
                   4947:     }
1.200     albertel 4948:     return 1;
                   4949: }
                   4950: 
                   4951: sub remember_current_skipped {
                   4952:     my ($scanlines,$scan_data)=&scantron_getfile();
                   4953:     my %to_remember;
                   4954:     for (my $i=0;$i<=$scanlines->{'count'};$i++) {
                   4955: 	if ($scanlines->{'skipped'}[$i]) {
                   4956: 	    $to_remember{$i}=1;
                   4957: 	}
                   4958:     }
1.376     albertel 4959: 
1.200     albertel 4960:     &scan_data($scan_data,'remember_skipping',join(':',%to_remember));
                   4961:     &scantron_putfile(undef,$scan_data);
                   4962: }
                   4963: 
                   4964: sub check_for_error {
                   4965:     my ($r,$result)=@_;
                   4966:     if ($result ne 'ok' && $result ne 'not_found' ) {
                   4967: 	$r->print("An error occured ($result) when trying to Remove the existing corrections.");
                   4968:     }
                   4969: }
1.157     albertel 4970: 
1.203     albertel 4971: sub scantron_warning_screen {
                   4972:     my ($button_text)=@_;
1.257     albertel 4973:     my $title=&Apache::lonnet::gettitle($env{'form.selectpage'});
1.284     albertel 4974:     my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
1.373     albertel 4975:     my $CODElist;
1.284     albertel 4976:     if ($scantron_config{'CODElocation'} &&
                   4977: 	$scantron_config{'CODEstart'} &&
                   4978: 	$scantron_config{'CODElength'}) {
                   4979: 	$CODElist=$env{'form.scantron_CODElist'};
1.373     albertel 4980: 	if ($env{'form.scantron_CODElist'} eq '') { $CODElist='<font color="red">None</font>'; }
1.284     albertel 4981: 	$CODElist=
                   4982: 	    '<tr><td><b>List of CODES to validate against:</b></td><td><tt>'.
1.373     albertel 4983: 	    $env{'form.scantron_CODElist'}.'</tt></td></tr>';
1.284     albertel 4984:     }
1.203     albertel 4985:     return (<<STUFF);
                   4986: <p>
                   4987: <font color="red">Please double check the information
                   4988:                  below before clicking on '$button_text'</font>
                   4989: </p>
                   4990: <table>
1.284     albertel 4991: <tr><td><b>Sequence to be Graded:</b></td><td>$title</td></tr>
1.257     albertel 4992: <tr><td><b>Data File that will be used:</b></td><td><tt>$env{'form.scantron_selectfile'}</tt></td></tr>
1.284     albertel 4993: $CODElist
1.203     albertel 4994: </table>
                   4995: </font>
                   4996: <br />
                   4997: <p> If this information is correct, please click on '$button_text'.</p>
                   4998: <p> If something is incorrect, please click the 'Grading Menu' button to start over.</p>
                   4999: 
                   5000: <br />
                   5001: STUFF
                   5002: }
                   5003: 
                   5004: sub scantron_do_warning {
                   5005:     my ($r)=@_;
1.324     albertel 5006:     my ($symb)=&get_symb($r);
1.203     albertel 5007:     if (!$symb) {return '';}
1.324     albertel 5008:     my $default_form_data=&defaultFormData($symb);
1.203     albertel 5009:     $r->print(&scantron_form_start().$default_form_data);
1.257     albertel 5010:     if ( $env{'form.selectpage'} eq '' ||
                   5011: 	 $env{'form.scantron_selectfile'} eq '' ||
                   5012: 	 $env{'form.scantron_format'} eq '' ) {
1.237     albertel 5013: 	$r->print("<p>You have forgetten to specify some information. Please go Back and try again.</p>");
1.257     albertel 5014: 	if ( $env{'form.selectpage'} eq '') {
1.237     albertel 5015: 	    $r->print('<p><font color="red">You have not selected a Sequence to grade</font></p>');
                   5016: 	} 
1.257     albertel 5017: 	if ( $env{'form.scantron_selectfile'} eq '') {
1.237     albertel 5018: 	    $r->print('<p><font color="red">You have not selected a file that contains the student\'s response data.</font></p>');
                   5019: 	} 
1.257     albertel 5020: 	if ( $env{'form.scantron_format'} eq '') {
1.237     albertel 5021: 	    $r->print('<p><font color="red">You have not selected a the format of the student\'s response data.</font></p>');
                   5022: 	} 
                   5023:     } else {
1.265     www      5024: 	my $warning=&scantron_warning_screen('Grading: Validate Records');
1.237     albertel 5025: 	$r->print(<<STUFF);
1.203     albertel 5026: $warning
1.265     www      5027: <input type="submit" name="submit" value="Grading: Validate Records" />
1.203     albertel 5028: <input type="hidden" name="command" value="scantron_validate" />
                   5029: STUFF
1.237     albertel 5030:     }
1.352     albertel 5031:     $r->print("</form><br />".&show_grading_menu_form($symb));
1.203     albertel 5032:     return '';
                   5033: }
                   5034: 
                   5035: sub scantron_form_start {
                   5036:     my ($max_bubble)=@_;
                   5037:     my $result= <<SCANTRONFORM;
                   5038: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantronupload">
1.257     albertel 5039:   <input type="hidden" name="selectpage" value="$env{'form.selectpage'}" />
                   5040:   <input type="hidden" name="scantron_format" value="$env{'form.scantron_format'}" />
                   5041:   <input type="hidden" name="scantron_selectfile" value="$env{'form.scantron_selectfile'}" />
1.218     albertel 5042:   <input type="hidden" name="scantron_maxbubble" value="$max_bubble" />
1.257     albertel 5043:   <input type="hidden" name="scantron_CODElist" value="$env{'form.scantron_CODElist'}" />
                   5044:   <input type="hidden" name="scantron_CODEunique" value="$env{'form.scantron_CODEunique'}" />
                   5045:   <input type="hidden" name="scantron_options_redo" value="$env{'form.scantron_options_redo'}" />
                   5046:   <input type="hidden" name="scantron_options_ignore" value="$env{'form.scantron_options_ignore'}" />
1.331     albertel 5047:   <input type="hidden" name="scantron_options_hidden" value="$env{'form.scantron_options_hidden'}" />
1.203     albertel 5048: SCANTRONFORM
                   5049:     return $result;
                   5050: }
                   5051: 
1.157     albertel 5052: sub scantron_validate_file {
                   5053:     my ($r) = @_;
1.324     albertel 5054:     my ($symb)=&get_symb($r);
1.157     albertel 5055:     if (!$symb) {return '';}
1.324     albertel 5056:     my $default_form_data=&defaultFormData($symb);
1.200     albertel 5057:     
                   5058:     # do the detection of only doing skipped records first befroe we delete
                   5059:     # them  when doing the corrections reset
1.257     albertel 5060:     if ($env{'form.scantron_options_redo'} ne 'redo_skipped_ready') {
1.200     albertel 5061: 	&reset_skipping_status();
                   5062:     }
1.257     albertel 5063:     if ($env{'form.scantron_options_redo'} eq 'redo_skipped') {
1.200     albertel 5064: 	&remember_current_skipped();
1.257     albertel 5065: 	$env{'form.scantron_options_redo'}='redo_skipped_ready';
1.200     albertel 5066:     }
                   5067: 
1.257     albertel 5068:     if ($env{'form.scantron_options_ignore'} eq 'ignore_corrections') {
1.200     albertel 5069: 	&check_for_error($r,&scantron_remove_file('corrected'));
                   5070: 	&check_for_error($r,&scantron_remove_file('skipped'));
                   5071: 	&check_for_error($r,&scantron_remove_scan_data());
1.257     albertel 5072: 	$env{'form.scantron_options_ignore'}='done';
1.192     albertel 5073:     }
1.200     albertel 5074: 
1.257     albertel 5075:     if ($env{'form.scantron_corrections'}) {
1.157     albertel 5076: 	&scantron_process_corrections($r);
                   5077:     }
1.191     albertel 5078:     $r->print("<p>Gathering neccessary info.</p>");$r->rflush();
1.157     albertel 5079:     #get the student pick code ready
                   5080:     $r->print(&Apache::loncommon::studentbrowser_javascript());
1.330     albertel 5081:     my $max_bubble=&scantron_get_maxbubble();
1.203     albertel 5082:     my $result=&scantron_form_start($max_bubble).$default_form_data;
1.157     albertel 5083:     $r->print($result);
                   5084:     
1.334     albertel 5085:     my @validate_phases=( 'sequence',
                   5086: 			  'ID',
1.157     albertel 5087: 			  'CODE',
                   5088: 			  'doublebubble',
                   5089: 			  'missingbubbles');
1.257     albertel 5090:     if (!$env{'form.validatepass'}) {
                   5091: 	$env{'form.validatepass'} = 0;
1.157     albertel 5092:     }
1.257     albertel 5093:     my $currentphase=$env{'form.validatepass'};
1.157     albertel 5094: 
                   5095:     my $stop=0;
                   5096:     while (!$stop && $currentphase < scalar(@validate_phases)) {
                   5097: 	$r->print("<p> Validating ".$validate_phases[$currentphase]."</p>");
                   5098: 	$r->rflush();
                   5099: 	my $which="scantron_validate_".$validate_phases[$currentphase];
                   5100: 	{
                   5101: 	    no strict 'refs';
                   5102: 	    ($stop,$currentphase)=&$which($r,$currentphase);
                   5103: 	}
                   5104:     }
                   5105:     if (!$stop) {
1.203     albertel 5106: 	my $warning=&scantron_warning_screen('Start Grading');
                   5107: 	$r->print(<<STUFF);
                   5108: Validation process complete.<br />
                   5109: $warning
                   5110: <input type="submit" name="submit" value="Start Grading" />
                   5111: <input type="hidden" name="command" value="scantron_process" />
                   5112: STUFF
                   5113: 
1.157     albertel 5114:     } else {
                   5115: 	$r->print('<input type="hidden" name="command" value="scantron_validate" />');
                   5116: 	$r->print("<input type='hidden' name='validatepass' value='".$currentphase."' />");
                   5117:     }
                   5118:     if ($stop) {
1.334     albertel 5119: 	if ($validate_phases[$currentphase] eq 'sequence') {
                   5120: 	    $r->print('<input type="submit" name="submit" value="Ignore -> " />');
                   5121: 	    $r->print(' this error <br />');
                   5122: 
                   5123: 	    $r->print(" <p>Or click the 'Grading Menu' button to start over.</p>");
                   5124: 	} else {
                   5125: 	    $r->print('<input type="submit" name="submit" value="Continue ->" />');
                   5126: 	    $r->print(' using corrected info <br />');
                   5127: 	    $r->print("<input type='submit' value='Skip' name='scantron_skip_record' />");
                   5128: 	    $r->print(" this scanline saving it for later.");
                   5129: 	}
1.157     albertel 5130:     }
1.352     albertel 5131:     $r->print(" </form><br />".&show_grading_menu_form($symb));
1.157     albertel 5132:     return '';
                   5133: }
                   5134: 
1.200     albertel 5135: sub scantron_remove_file {
1.192     albertel 5136:     my ($which)=@_;
1.257     albertel 5137:     my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
                   5138:     my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
1.192     albertel 5139:     my $file='scantron_';
1.200     albertel 5140:     if ($which eq 'corrected' || $which eq 'skipped') {
                   5141: 	$file.=$which.'_';
1.192     albertel 5142:     } else {
                   5143: 	return 'refused';
                   5144:     }
1.257     albertel 5145:     $file.=$env{'form.scantron_selectfile'};
1.200     albertel 5146:     return &Apache::lonnet::removeuserfile($cname,$cdom,$file);
                   5147: }
                   5148: 
                   5149: sub scantron_remove_scan_data {
1.257     albertel 5150:     my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
                   5151:     my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
1.192     albertel 5152:     my @keys=&Apache::lonnet::getkeys('nohist_scantrondata',$cdom,$cname);
                   5153:     my @todelete;
1.257     albertel 5154:     my $filename=$env{'form.scantron_selectfile'};
1.192     albertel 5155:     foreach my $key (@keys) {
                   5156: 	if ($key=~/^\Q$filename\E_/) {
1.257     albertel 5157: 	    if ($env{'form.scantron_options_redo'} eq 'redo_skipped_ready' &&
1.200     albertel 5158: 		$key=~/remember_skipping/) {
                   5159: 		next;
                   5160: 	    }
1.192     albertel 5161: 	    push(@todelete,$key);
                   5162: 	}
                   5163:     }
1.200     albertel 5164:     my $result;
1.192     albertel 5165:     if (@todelete) {
1.200     albertel 5166: 	$result=&Apache::lonnet::del('nohist_scantrondata',\@todelete,$cdom,$cname);
1.192     albertel 5167:     }
                   5168:     return $result;
                   5169: }
                   5170: 
1.157     albertel 5171: sub scantron_getfile {
1.200     albertel 5172:     #FIXME really would prefer a scantron directory
1.257     albertel 5173:     my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
                   5174:     my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
1.157     albertel 5175:     my $lines;
                   5176:     $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
1.257     albertel 5177: 		       'scantron_orig_'.$env{'form.scantron_selectfile'});
1.157     albertel 5178:     my %scanlines;
                   5179:     $scanlines{'orig'}=[(split("\n",$lines,-1))];
                   5180:     my $temp=$scanlines{'orig'};
                   5181:     $scanlines{'count'}=$#$temp;
                   5182: 
                   5183:     $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
1.257     albertel 5184: 		       'scantron_corrected_'.$env{'form.scantron_selectfile'});
1.157     albertel 5185:     if ($lines eq '-1') {
                   5186: 	$scanlines{'corrected'}=[];
                   5187:     } else {
                   5188: 	$scanlines{'corrected'}=[(split("\n",$lines,-1))];
                   5189:     }
                   5190:     $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
1.257     albertel 5191: 		       'scantron_skipped_'.$env{'form.scantron_selectfile'});
1.157     albertel 5192:     if ($lines eq '-1') {
                   5193: 	$scanlines{'skipped'}=[];
                   5194:     } else {
                   5195: 	$scanlines{'skipped'}=[(split("\n",$lines,-1))];
                   5196:     }
1.175     albertel 5197:     my @tmp=&Apache::lonnet::dump('nohist_scantrondata',$cdom,$cname);
1.157     albertel 5198:     if ($tmp[0] =~ /^(error:|no_such_host)/) { @tmp=(); }
                   5199:     my %scan_data = @tmp;
                   5200:     return (\%scanlines,\%scan_data);
                   5201: }
                   5202: 
                   5203: sub lonnet_putfile {
                   5204:     my ($contents,$filename)=@_;
1.257     albertel 5205:     my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
                   5206:     my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
                   5207:     $env{'form.sillywaytopassafilearound'}=$contents;
1.275     albertel 5208:     &Apache::lonnet::finishuserfileupload($docuname,$docudom,'sillywaytopassafilearound',$filename);
1.157     albertel 5209: 
                   5210: }
                   5211: 
                   5212: sub scantron_putfile {
                   5213:     my ($scanlines,$scan_data) = @_;
1.200     albertel 5214:     #FIXME really would prefer a scantron directory
1.257     albertel 5215:     my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
                   5216:     my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
1.200     albertel 5217:     if ($scanlines) {
                   5218: 	my $prefix='scantron_';
1.157     albertel 5219: # no need to update orig, shouldn't change
                   5220: #   &lonnet_putfile(join("\n",@{$scanlines->{'orig'}}),$prefix.'orig_'.
1.257     albertel 5221: #		    $env{'form.scantron_selectfile'});
1.200     albertel 5222: 	&lonnet_putfile(join("\n",@{$scanlines->{'corrected'}}),
                   5223: 			$prefix.'corrected_'.
1.257     albertel 5224: 			$env{'form.scantron_selectfile'});
1.200     albertel 5225: 	&lonnet_putfile(join("\n",@{$scanlines->{'skipped'}}),
                   5226: 			$prefix.'skipped_'.
1.257     albertel 5227: 			$env{'form.scantron_selectfile'});
1.200     albertel 5228:     }
1.175     albertel 5229:     &Apache::lonnet::put('nohist_scantrondata',$scan_data,$cdom,$cname);
1.157     albertel 5230: }
                   5231: 
                   5232: sub scantron_get_line {
1.200     albertel 5233:     my ($scanlines,$scan_data,$i)=@_;
1.376     albertel 5234:     if (&should_be_skipped($scanlines,$scan_data,$i)) { return undef; }
                   5235:     #if ($scanlines->{'skipped'}[$i]) { return undef; }
1.157     albertel 5236:     if ($scanlines->{'corrected'}[$i]) {return $scanlines->{'corrected'}[$i];}
                   5237:     return $scanlines->{'orig'}[$i]; 
                   5238: }
                   5239: 
1.200     albertel 5240: sub get_todo_count {
                   5241:     my ($scanlines,$scan_data)=@_;
                   5242:     my $count=0;
                   5243:     for (my $i=0;$i<=$scanlines->{'count'};$i++) {
                   5244: 	my $line=&scantron_get_line($scanlines,$scan_data,$i);
                   5245: 	if ($line=~/^[\s\cz]*$/) { next; }
                   5246: 	$count++;
                   5247:     }
                   5248:     return $count;
                   5249: }
                   5250: 
1.157     albertel 5251: sub scantron_put_line {
1.200     albertel 5252:     my ($scanlines,$scan_data,$i,$newline,$skip)=@_;
1.157     albertel 5253:     if ($skip) {
                   5254: 	$scanlines->{'skipped'}[$i]=$newline;
1.376     albertel 5255: 	&start_skipping($scan_data,$i);
1.157     albertel 5256: 	return;
                   5257:     }
                   5258:     $scanlines->{'corrected'}[$i]=$newline;
                   5259: }
                   5260: 
1.376     albertel 5261: sub scantron_clear_skip {
                   5262:     my ($scanlines,$scan_data,$i)=@_;
                   5263:     if (exists($scanlines->{'skipped'}[$i])) {
                   5264: 	undef($scanlines->{'skipped'}[$i]);
                   5265: 	return 1;
                   5266:     }
                   5267:     return 0;
                   5268: }
                   5269: 
1.334     albertel 5270: sub scantron_filter_not_exam {
                   5271:     my ($curres)=@_;
                   5272:     
                   5273:     if (ref($curres) && $curres->is_problem() && !$curres->is_exam()) {
                   5274: 	# if the user has asked to not have either hidden
                   5275: 	# or 'randomout' controlled resources to be graded
                   5276: 	# don't include them
                   5277: 	if ($env{'form.scantron_options_hidden'} eq 'ignore_hidden'
                   5278: 	    && $curres->randomout) {
                   5279: 	    return 0;
                   5280: 	}
                   5281: 	return 1;
                   5282:     }
                   5283:     return 0;
                   5284: }
                   5285: 
                   5286: sub scantron_validate_sequence {
                   5287:     my ($r,$currentphase) = @_;
                   5288: 
                   5289:     my $navmap=Apache::lonnavmaps::navmap->new();
                   5290:     my (undef,undef,$sequence)=
                   5291: 	&Apache::lonnet::decode_symb($env{'form.selectpage'});
                   5292: 
                   5293:     my $map=$navmap->getResourceByUrl($sequence);
                   5294: 
                   5295:     $r->print('<input type="hidden" name="validate_sequence_exam"
                   5296:                                     value="ignore" />');
                   5297:     if ($env{'form.validate_sequence_exam'} ne 'ignore') {
                   5298: 	my @resources=
                   5299: 	    $navmap->retrieveResources($map,\&scantron_filter_not_exam,1,0);
                   5300: 	if (@resources) {
1.357     banghart 5301: 	    $r->print("<p>".&mt('Some resources in the sequence currently are not set to exam mode. Grading these resources currently may not work correctly.')."</p>");
1.334     albertel 5302: 	    return (1,$currentphase);
                   5303: 	}
                   5304:     }
                   5305: 
                   5306:     return (0,$currentphase+1);
                   5307: }
                   5308: 
1.157     albertel 5309: sub scantron_validate_ID {
                   5310:     my ($r,$currentphase) = @_;
                   5311:     
                   5312:     #get student info
                   5313:     my $classlist=&Apache::loncoursedata::get_classlist();
                   5314:     my %idmap=&username_to_idmap($classlist);
                   5315: 
                   5316:     #get scantron line setup
1.257     albertel 5317:     my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
1.157     albertel 5318:     my ($scanlines,$scan_data)=&scantron_getfile();
                   5319: 
                   5320:     my %found=('ids'=>{},'usernames'=>{});
                   5321:     for (my $i=0;$i<=$scanlines->{'count'};$i++) {
1.200     albertel 5322: 	my $line=&scantron_get_line($scanlines,$scan_data,$i);
1.157     albertel 5323: 	if ($line=~/^[\s\cz]*$/) { next; }
                   5324: 	my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
                   5325: 						 $scan_data);
                   5326: 	my $id=$$scan_record{'scantron.ID'};
                   5327: 	my $found;
                   5328: 	foreach my $checkid (keys(%idmap)) {
                   5329: 	    if (lc($checkid) eq lc($id)) { $found=$checkid;last; }
                   5330: 	}
                   5331: 	if ($found) {
                   5332: 	    my $username=$idmap{$found};
                   5333: 	    if ($found{'ids'}{$found}) {
                   5334: 		&scantron_get_correction($r,$i,$scan_record,\%scantron_config,
                   5335: 					 $line,'duplicateID',$found);
1.194     albertel 5336: 		return(1,$currentphase);
1.157     albertel 5337: 	    } elsif ($found{'usernames'}{$username}) {
                   5338: 		&scantron_get_correction($r,$i,$scan_record,\%scantron_config,
                   5339: 					 $line,'duplicateID',$username);
1.194     albertel 5340: 		return(1,$currentphase);
1.157     albertel 5341: 	    }
1.186     albertel 5342: 	    #FIXME store away line we previously saw the ID on to use above
1.157     albertel 5343: 	    $found{'ids'}{$found}++;
                   5344: 	    $found{'usernames'}{$username}++;
                   5345: 	} else {
                   5346: 	    if ($id =~ /^\s*$/) {
1.158     albertel 5347: 		my $username=&scan_data($scan_data,"$i.user");
1.157     albertel 5348: 		if (defined($username) && $found{'usernames'}{$username}) {
                   5349: 		    &scantron_get_correction($r,$i,$scan_record,
                   5350: 					     \%scantron_config,
                   5351: 					     $line,'duplicateID',$username);
1.194     albertel 5352: 		    return(1,$currentphase);
1.157     albertel 5353: 		} elsif (!defined($username)) {
                   5354: 		    &scantron_get_correction($r,$i,$scan_record,
                   5355: 					     \%scantron_config,
                   5356: 					     $line,'incorrectID');
1.194     albertel 5357: 		    return(1,$currentphase);
1.157     albertel 5358: 		}
                   5359: 		$found{'usernames'}{$username}++;
                   5360: 	    } else {
                   5361: 		&scantron_get_correction($r,$i,$scan_record,\%scantron_config,
                   5362: 					 $line,'incorrectID');
1.194     albertel 5363: 		return(1,$currentphase);
1.157     albertel 5364: 	    }
                   5365: 	}
                   5366:     }
                   5367: 
                   5368:     return (0,$currentphase+1);
                   5369: }
                   5370: 
                   5371: sub scantron_get_correction {
                   5372:     my ($r,$i,$scan_record,$scan_config,$line,$error,$arg)=@_;
                   5373: 
                   5374: #FIXME in the case of a duplicated ID the previous line, probaly need
                   5375: #to show both the current line and the previous one and allow skipping
                   5376: #the previous one or the current one
                   5377: 
1.161     albertel 5378:     $r->print("<p><b>An error was detected ($error)</b>");
1.333     albertel 5379:     if ( $$scan_record{'scantron.PaperID'} =~ /\S/) {
1.157     albertel 5380: 	$r->print(" for PaperID <tt>".
                   5381: 		  $$scan_record{'scantron.PaperID'}."</tt> \n");
                   5382:     } else {
                   5383: 	$r->print(" in scanline $i <pre>".
                   5384: 		  $line."</pre> \n");
                   5385:     }
1.242     albertel 5386:     my $message="<p>The ID on the form is  <tt>".
                   5387: 	$$scan_record{'scantron.ID'}."</tt><br />\n".
                   5388: 	"The name on the paper is ".
                   5389: 	$$scan_record{'scantron.LastName'}.",".
                   5390: 	$$scan_record{'scantron.FirstName'}."</p>";
                   5391: 
1.157     albertel 5392:     $r->print('<input type="hidden" name="scantron_corrections" value="'.$error.'" />'."\n");
                   5393:     $r->print('<input type="hidden" name="scantron_line" value="'.$i.'" />'."\n");
                   5394:     if ($error =~ /ID$/) {
1.186     albertel 5395: 	if ($error eq 'incorrectID') {
1.157     albertel 5396: 	    $r->print("The encoded ID is not in the classlist</p>\n");
                   5397: 	} elsif ($error eq 'duplicateID') {
                   5398: 	    $r->print("The encoded ID has also been used by a previous paper $arg</p>\n");
                   5399: 	}
1.242     albertel 5400: 	$r->print($message);
1.157     albertel 5401: 	$r->print("<p>How should I handle this? <br /> \n");
                   5402: 	$r->print("\n<ul><li> ");
                   5403: 	#FIXME it would be nice if this sent back the user ID and
                   5404: 	#could do partial userID matches
                   5405: 	$r->print(&Apache::loncommon::selectstudent_link('scantronupload',
                   5406: 				       'scantron_username','scantron_domain'));
                   5407: 	$r->print(": <input type='text' name='scantron_username' value='' />");
                   5408: 	$r->print("\n@".
1.257     albertel 5409: 		 &Apache::loncommon::select_dom_form($env{'request.role.domain'},'scantron_domain'));
1.157     albertel 5410: 
                   5411: 	$r->print('</li>');
1.186     albertel 5412:     } elsif ($error =~ /CODE$/) {
                   5413: 	if ($error eq 'incorrectCODE') {
1.187     albertel 5414: 	    $r->print("</p><p>The encoded CODE is not in the list of possible CODEs</p>\n");
1.186     albertel 5415: 	} elsif ($error eq 'duplicateCODE') {
1.194     albertel 5416: 	    $r->print("</p><p>The encoded CODE has also been used by a previous paper ".join(', ',@{$arg}).", and CODEs are supposed to be unique</p>\n");
1.186     albertel 5417: 	}
1.224     albertel 5418: 	$r->print("<p>The CODE on the form is  <tt>'".
                   5419: 		  $$scan_record{'scantron.CODE'}."'</tt><br />\n");
1.242     albertel 5420: 	$r->print($message);
1.186     albertel 5421: 	$r->print("<p>How should I handle this? <br /> \n");
1.187     albertel 5422: 	$r->print("\n<br /> ");
1.194     albertel 5423: 	my $i=0;
1.273     albertel 5424: 	if ($error eq 'incorrectCODE' 
                   5425: 	    && $$scan_record{'scantron.CODE'}=~/\S/ ) {
1.194     albertel 5426: 	    my ($max,$closest)=&scantron_get_closely_matching_CODEs($arg,$$scan_record{'scantron.CODE'});
1.278     albertel 5427: 	    if ($closest > 0) {
                   5428: 		foreach my $testcode (@{$closest}) {
                   5429: 		    my $checked='';
                   5430: 		    if (!$i) { $checked=' checked="on" '; }
                   5431: 		    $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_closest_$i' $checked /> Use the similar CODE <b><tt>".$testcode."</tt></b> instead.</label><input type='hidden' name='scantron_CODE_closest_$i' value='$testcode' />");
                   5432: 		    $r->print("\n<br />");
                   5433: 		    $i++;
                   5434: 		}
1.194     albertel 5435: 	    }
                   5436: 	}
1.273     albertel 5437: 	if ($$scan_record{'scantron.CODE'}=~/\S/ ) {
                   5438: 	    my $checked; if (!$i) { $checked=' checked="on" '; }
                   5439: 	    $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_unfound' $checked /> Use the CODE <b><tt>".$$scan_record{'scantron.CODE'}."</tt></b> that is was on the paper, ignoring the error.</label>");
                   5440: 	    $r->print("\n<br />");
                   5441: 	}
1.194     albertel 5442: 
1.188     albertel 5443: 	$r->print(<<ENDSCRIPT);
                   5444: <script type="text/javascript">
                   5445: function change_radio(field) {
1.190     albertel 5446:     var slct=document.scantronupload.scantron_CODE_resolution;
1.188     albertel 5447:     var i;
                   5448:     for (i=0;i<slct.length;i++) {
                   5449:         if (slct[i].value==field) { slct[i].checked=true; }
                   5450:     }
                   5451: }
                   5452: </script>
                   5453: ENDSCRIPT
1.187     albertel 5454: 	my $href="/adm/pickcode?".
1.359     www      5455: 	   "form=".&escape("scantronupload").
                   5456: 	   "&scantron_format=".&escape($env{'form.scantron_format'}).
                   5457: 	   "&scantron_CODElist=".&escape($env{'form.scantron_CODElist'}).
                   5458: 	   "&curCODE=".&escape($$scan_record{'scantron.CODE'}).
                   5459: 	   "&scantron_selectfile=".&escape($env{'form.scantron_selectfile'});
1.332     albertel 5460: 	if ($env{'form.scantron_CODElist'} =~ /\S/) { 
                   5461: 	    $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_found' /> <a target='_blank' href='$href'>Select</a> a CODE from the list of all CODEs and use it.</label> Selected CODE is <input readonly='true' type='text' size='8' name='scantron_CODE_selectedvalue' onfocus=\"javascript:change_radio('use_found')\" onchange=\"javascript:change_radio('use_found')\" />");
                   5462: 	    $r->print("\n<br />");
                   5463: 	}
1.272     albertel 5464: 	$r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_typed' /> Use </label><input type='text' size='8' name='scantron_CODE_newvalue' onfocus=\"javascript:change_radio('use_typed')\" onkeypress=\"javascript:change_radio('use_typed')\" /> as the CODE.");
1.187     albertel 5465: 	$r->print("\n<br /><br />");
1.157     albertel 5466:     } elsif ($error eq 'doublebubble') {
                   5467: 	$r->print("<p>There have been multiple bubbles scanned for a some question(s)</p>\n");
                   5468: 	$r->print('<input type="hidden" name="scantron_questions" value="'.
                   5469: 		  join(',',@{$arg}).'" />');
1.242     albertel 5470: 	$r->print($message);
1.157     albertel 5471: 	$r->print("<p>Please indicate which bubble should be used for grading</p>");
                   5472: 	foreach my $question (@{$arg}) {
                   5473: 	    my $selected=$$scan_record{"scantron.$question.answer"};
                   5474: 	    &scantron_bubble_selector($r,$scan_config,$question,split('',$selected));
                   5475: 	}
                   5476:     } elsif ($error eq 'missingbubble') {
                   5477: 	$r->print("<p>There have been <b>no</b> bubbles scanned for some question(s)</p>\n");
1.242     albertel 5478: 	$r->print($message);
1.157     albertel 5479: 	$r->print("<p>Please indicate which bubble should be used for grading</p>");
                   5480: 	$r->print("Some questions have no scanned bubbles\n");
                   5481: 	$r->print('<input type="hidden" name="scantron_questions" value="'.
                   5482: 		  join(',',@{$arg}).'" />');
                   5483: 	foreach my $question (@{$arg}) {
                   5484: 	    my $selected=$$scan_record{"scantron.$question.answer"};
                   5485: 	    &scantron_bubble_selector($r,$scan_config,$question);
                   5486: 	}
                   5487:     } else {
                   5488: 	$r->print("\n<ul>");
                   5489:     }
                   5490:     $r->print("\n</li></ul>");
                   5491: 
                   5492: }
                   5493: 
                   5494: sub scantron_bubble_selector {
                   5495:     my ($r,$scan_config,$quest,@selected)=@_;
                   5496:     my $max=$$scan_config{'Qlength'};
1.274     albertel 5497: 
                   5498:     my $scmode=$$scan_config{'Qon'};
                   5499:     if ($scmode eq 'number' || $scmode eq 'letter') { $max=10; }	     
                   5500: 
1.157     albertel 5501:     my @alphabet=('A'..'Z');
                   5502:     $r->print("<table border='1'><tr><td rowspan='2'>$quest</td>");
                   5503:     for (my $i=0;$i<$max+1;$i++) {
1.274     albertel 5504: 	$r->print("\n".'<td align="center">');
1.157     albertel 5505: 	if ($selected[0] eq $alphabet[$i]) { $r->print('X'); shift(@selected) }
                   5506: 	else { $r->print('&nbsp;'); }
                   5507: 	$r->print('</td>');
                   5508:     }
1.274     albertel 5509:     $r->print('</tr><tr>');
1.157     albertel 5510:     for (my $i=0;$i<$max;$i++) {
1.274     albertel 5511: 	$r->print("\n".
                   5512: 		  '<td><label><input type="radio" name="scantron_correct_Q_'.
1.272     albertel 5513: 		  $quest.'" value="'.$i.'" />'.$alphabet[$i]."</label></td>");
1.157     albertel 5514:     }
1.272     albertel 5515:     $r->print('<td><label><input type="radio" name="scantron_correct_Q_'.
                   5516: 	      $quest.'" value="none" /> No bubble </label></td>');
1.157     albertel 5517:     $r->print('</tr></table>');
                   5518: }
                   5519: 
1.194     albertel 5520: sub num_matches {
                   5521:     my ($orig,$code) = @_;
                   5522:     my @code=split(//,$code);
                   5523:     my @orig=split(//,$orig);
                   5524:     my $same=0;
                   5525:     for (my $i=0;$i<scalar(@code);$i++) {
                   5526: 	if ($code[$i] eq $orig[$i]) { $same++; }
                   5527:     }
                   5528:     return $same;
                   5529: }
                   5530: 
                   5531: sub scantron_get_closely_matching_CODEs {
                   5532:     my ($allcodes,$CODE)=@_;
                   5533:     my @CODEs;
                   5534:     foreach my $testcode (sort(keys(%{$allcodes}))) {
                   5535: 	push(@{$CODEs[&num_matches($CODE,$testcode)]},$testcode);
                   5536:     }
                   5537: 
                   5538:     return ($#CODEs,$CODEs[-1]);
                   5539: }
                   5540: 
                   5541: sub get_codes {
1.280     foxr     5542:     my ($old_name, $cdom, $cnum) = @_;
                   5543:     if (!$old_name) {
                   5544: 	$old_name=$env{'form.scantron_CODElist'};
                   5545:     }
                   5546:     if (!$cdom) {
                   5547: 	$cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
                   5548:     }
                   5549:     if (!$cnum) {
                   5550: 	$cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
                   5551:     }
1.278     albertel 5552:     my %result=&Apache::lonnet::get('CODEs',[$old_name,"type\0$old_name"],
                   5553: 				    $cdom,$cnum);
                   5554:     my %allcodes;
                   5555:     if ($result{"type\0$old_name"} eq 'number') {
                   5556: 	%allcodes=map {($_,1)} split(',',$result{$old_name});
                   5557:     } else {
                   5558: 	%allcodes=map {(&Apache::lonprintout::num_to_letters($_),1)} split(',',$result{$old_name});
                   5559:     }
1.194     albertel 5560:     return %allcodes;
                   5561: }
                   5562: 
1.157     albertel 5563: sub scantron_validate_CODE {
                   5564:     my ($r,$currentphase) = @_;
1.257     albertel 5565:     my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
1.186     albertel 5566:     if ($scantron_config{'CODElocation'} &&
                   5567: 	$scantron_config{'CODEstart'} &&
                   5568: 	$scantron_config{'CODElength'}) {
1.257     albertel 5569: 	if (!defined($env{'form.scantron_CODElist'})) {
1.186     albertel 5570: 	    &FIXME_blow_up()
                   5571: 	}
                   5572:     } else {
                   5573: 	return (0,$currentphase+1);
                   5574:     }
                   5575:     
                   5576:     my %usedCODEs;
                   5577: 
1.194     albertel 5578:     my %allcodes=&get_codes();
1.186     albertel 5579: 
                   5580:     my ($scanlines,$scan_data)=&scantron_getfile();
                   5581:     for (my $i=0;$i<=$scanlines->{'count'};$i++) {
1.200     albertel 5582: 	my $line=&scantron_get_line($scanlines,$scan_data,$i);
1.186     albertel 5583: 	if ($line=~/^[\s\cz]*$/) { next; }
                   5584: 	my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
                   5585: 						 $scan_data);
                   5586: 	my $CODE=$$scan_record{'scantron.CODE'};
                   5587: 	my $error=0;
1.224     albertel 5588: 	if (!&Apache::lonnet::validCODE($CODE)) {
                   5589: 	    &scantron_get_correction($r,$i,$scan_record,
                   5590: 				     \%scantron_config,
                   5591: 				     $line,'incorrectCODE',\%allcodes);
                   5592: 	    return(1,$currentphase);
                   5593: 	}
1.221     albertel 5594: 	if (%allcodes && !exists($allcodes{$CODE}) 
                   5595: 	    && !$$scan_record{'scantron.useCODE'}) {
1.186     albertel 5596: 	    &scantron_get_correction($r,$i,$scan_record,
                   5597: 				     \%scantron_config,
1.194     albertel 5598: 				     $line,'incorrectCODE',\%allcodes);
                   5599: 	    return(1,$currentphase);
1.186     albertel 5600: 	}
1.214     albertel 5601: 	if (exists($usedCODEs{$CODE}) 
1.257     albertel 5602: 	    && $env{'form.scantron_CODEunique'} eq 'yes'
1.192     albertel 5603: 	    && !$$scan_record{'scantron.CODE_ignore_dup'}) {
1.186     albertel 5604: 	    &scantron_get_correction($r,$i,$scan_record,
                   5605: 				     \%scantron_config,
1.194     albertel 5606: 				     $line,'duplicateCODE',$usedCODEs{$CODE});
                   5607: 	    return(1,$currentphase);
1.186     albertel 5608: 	}
1.194     albertel 5609: 	push (@{$usedCODEs{$CODE}},$$scan_record{'scantron.PaperID'});
1.186     albertel 5610:     }
1.157     albertel 5611:     return (0,$currentphase+1);
                   5612: }
                   5613: 
                   5614: sub scantron_validate_doublebubble {
                   5615:     my ($r,$currentphase) = @_;
                   5616:     #get student info
                   5617:     my $classlist=&Apache::loncoursedata::get_classlist();
                   5618:     my %idmap=&username_to_idmap($classlist);
                   5619: 
                   5620:     #get scantron line setup
1.257     albertel 5621:     my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
1.157     albertel 5622:     my ($scanlines,$scan_data)=&scantron_getfile();
                   5623:     for (my $i=0;$i<=$scanlines->{'count'};$i++) {
1.200     albertel 5624: 	my $line=&scantron_get_line($scanlines,$scan_data,$i);
1.157     albertel 5625: 	if ($line=~/^[\s\cz]*$/) { next; }
                   5626: 	my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
                   5627: 						 $scan_data);
                   5628: 	if (!defined($$scan_record{'scantron.doubleerror'})) { next; }
                   5629: 	&scantron_get_correction($r,$i,$scan_record,\%scantron_config,$line,
                   5630: 				 'doublebubble',
                   5631: 				 $$scan_record{'scantron.doubleerror'});
                   5632:     	return (1,$currentphase);
                   5633:     }
                   5634:     return (0,$currentphase+1);
                   5635: }
                   5636: 
1.330     albertel 5637: sub scantron_get_maxbubble {    
1.257     albertel 5638:     if (defined($env{'form.scantron_maxbubble'}) &&
                   5639: 	$env{'form.scantron_maxbubble'}) {
                   5640: 	return $env{'form.scantron_maxbubble'};
1.191     albertel 5641:     }
1.330     albertel 5642: 
1.191     albertel 5643:     my $navmap=Apache::lonnavmaps::navmap->new();
                   5644:     my (undef,undef,$sequence)=
1.257     albertel 5645: 	&Apache::lonnet::decode_symb($env{'form.selectpage'});
1.330     albertel 5646: 
1.191     albertel 5647:     my $map=$navmap->getResourceByUrl($sequence);
                   5648:     my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
1.330     albertel 5649: 
                   5650:     &Apache::lonxml::clear_problem_counter();
                   5651: 
1.191     albertel 5652:     foreach my $resource (@resources) {
1.330     albertel 5653: 	my $result=&Apache::lonnet::ssi($resource->src(),
                   5654: 					('symb' => $resource->symb()));
1.191     albertel 5655:     }
                   5656:     &Apache::lonnet::delenv('scantron\.');
1.330     albertel 5657:     $env{'form.scantron_maxbubble'} =
                   5658: 	&Apache::lonxml::get_problem_counter()-1;
                   5659: 
1.257     albertel 5660:     return $env{'form.scantron_maxbubble'};
1.191     albertel 5661: }
                   5662: 
1.157     albertel 5663: sub scantron_validate_missingbubbles {
                   5664:     my ($r,$currentphase) = @_;
                   5665:     #get student info
                   5666:     my $classlist=&Apache::loncoursedata::get_classlist();
                   5667:     my %idmap=&username_to_idmap($classlist);
                   5668: 
                   5669:     #get scantron line setup
1.257     albertel 5670:     my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
1.157     albertel 5671:     my ($scanlines,$scan_data)=&scantron_getfile();
1.191     albertel 5672:     my $max_bubble=&scantron_get_maxbubble();
1.157     albertel 5673:     if (!$max_bubble) { $max_bubble=2**31; }
                   5674:     for (my $i=0;$i<=$scanlines->{'count'};$i++) {
1.200     albertel 5675: 	my $line=&scantron_get_line($scanlines,$scan_data,$i);
1.157     albertel 5676: 	if ($line=~/^[\s\cz]*$/) { next; }
                   5677: 	my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
                   5678: 						 $scan_data);
                   5679: 	if (!defined($$scan_record{'scantron.missingerror'})) { next; }
                   5680: 	my @to_correct;
                   5681: 	foreach my $missing (@{$$scan_record{'scantron.missingerror'}}) {
                   5682: 	    if ($missing > $max_bubble) { next; }
                   5683: 	    push(@to_correct,$missing);
                   5684: 	}
                   5685: 	if (@to_correct) {
                   5686: 	    &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
                   5687: 				     $line,'missingbubble',\@to_correct);
                   5688: 	    return (1,$currentphase);
                   5689: 	}
                   5690: 
                   5691:     }
                   5692:     return (0,$currentphase+1);
                   5693: }
                   5694: 
1.82      albertel 5695: sub scantron_process_students {
1.75      albertel 5696:     my ($r) = @_;
1.257     albertel 5697:     my (undef,undef,$sequence)=&Apache::lonnet::decode_symb($env{'form.selectpage'});
1.324     albertel 5698:     my ($symb)=&get_symb($r);
1.81      albertel 5699:     if (!$symb) {return '';}
1.324     albertel 5700:     my $default_form_data=&defaultFormData($symb);
1.82      albertel 5701: 
1.257     albertel 5702:     my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
1.157     albertel 5703:     my ($scanlines,$scan_data)=&scantron_getfile();
1.82      albertel 5704:     my $classlist=&Apache::loncoursedata::get_classlist();
                   5705:     my %idmap=&username_to_idmap($classlist);
1.132     bowersj2 5706:     my $navmap=Apache::lonnavmaps::navmap->new();
1.83      albertel 5707:     my $map=$navmap->getResourceByUrl($sequence);
                   5708:     my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
1.140     albertel 5709: #    $r->print("geto ".scalar(@resources)."<br />");
1.82      albertel 5710:     my $result= <<SCANTRONFORM;
1.81      albertel 5711: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantronupload">
                   5712:   <input type="hidden" name="command" value="scantron_configphase" />
                   5713:   $default_form_data
                   5714: SCANTRONFORM
1.82      albertel 5715:     $r->print($result);
                   5716: 
                   5717:     my @delayqueue;
1.140     albertel 5718:     my %completedstudents;
                   5719:     
1.200     albertel 5720:     my $count=&get_todo_count($scanlines,$scan_data);
1.157     albertel 5721:     my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Scantron Status',
1.200     albertel 5722:  				    'Scantron Progress',$count,
1.195     albertel 5723: 				    'inline',undef,'scantronupload');
1.140     albertel 5724:     &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,
                   5725: 					  'Processing first student');
                   5726:     my $start=&Time::HiRes::time();
1.158     albertel 5727:     my $i=-1;
1.200     albertel 5728:     my ($uname,$udom,$started);
1.157     albertel 5729:     while ($i<$scanlines->{'count'}) {
                   5730:  	($uname,$udom)=('','');
                   5731:  	$i++;
1.200     albertel 5732:  	my $line=&scantron_get_line($scanlines,$scan_data,$i);
1.157     albertel 5733:  	if ($line=~/^[\s\cz]*$/) { next; }
1.200     albertel 5734: 	if ($started) {
                   5735: 	    &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
                   5736: 						     'last student');
                   5737: 	}
                   5738: 	$started=1;
1.157     albertel 5739:  	my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
                   5740:  						 $scan_data);
                   5741:  	unless ($uname=&scantron_find_student($scan_record,$scan_data,
                   5742:  					      \%idmap,$i)) {
                   5743:   	    &scantron_add_delay(\@delayqueue,$line,
                   5744:  				'Unable to find a student that matches',1);
                   5745:  	    next;
                   5746:   	}
                   5747:  	if (exists $completedstudents{$uname}) {
                   5748:  	    &scantron_add_delay(\@delayqueue,$line,
                   5749:  				'Student '.$uname.' has multiple sheets',2);
                   5750:  	    next;
                   5751:  	}
                   5752:   	($uname,$udom)=split(/:/,$uname);
1.330     albertel 5753: 
                   5754: 	&Apache::lonxml::clear_problem_counter();
1.157     albertel 5755:   	&Apache::lonnet::appenv(%$scan_record);
1.376     albertel 5756: 
                   5757: 	if (&scantron_clear_skip($scanlines,$scan_data,$i)) {
                   5758: 	    &scantron_putfile($scanlines,$scan_data);
                   5759: 	}
1.161     albertel 5760: 	
                   5761: 	my $i=0;
1.83      albertel 5762: 	foreach my $resource (@resources) {
1.85      albertel 5763: 	    $i++;
1.193     albertel 5764: 	    my %form=('submitted'     =>'scantron',
                   5765: 		      'grade_target'  =>'grade',
                   5766: 		      'grade_username'=>$uname,
                   5767: 		      'grade_domain'  =>$udom,
1.257     albertel 5768: 		      'grade_courseid'=>$env{'request.course.id'},
1.193     albertel 5769: 		      'grade_symb'    =>$resource->symb());
1.383     albertel 5770: 	    if (exists($scan_record->{'scantron.CODE'})
                   5771: 		&& 
                   5772: 		&Apache::lonnet::validCODE($scan_record->{'scantron.CODE'})) {
1.193     albertel 5773: 		$form{'CODE'}=$scan_record->{'scantron.CODE'};
1.224     albertel 5774: 	    } else {
                   5775: 		$form{'CODE'}='';
1.193     albertel 5776: 	    }
                   5777: 	    my $result=&Apache::lonnet::ssi($resource->src(),%form);
1.227     albertel 5778: 	    if ($result ne '') {
                   5779: 		&Apache::lonnet::logthis("scantron grading error -> $result");
1.257     albertel 5780: 		&Apache::lonnet::logthis("scantron grading error info name $uname domain $udom course $env{'request.course.id'} url ".$resource->src());
1.227     albertel 5781: 	    }
1.213     albertel 5782: 	    if (&Apache::loncommon::connection_aborted($r)) { last; }
1.83      albertel 5783: 	}
1.140     albertel 5784: 	$completedstudents{$uname}={'line'=>$line};
1.213     albertel 5785: 	if (&Apache::loncommon::connection_aborted($r)) { last; }
1.140     albertel 5786:     } continue {
1.330     albertel 5787: 	&Apache::lonxml::clear_problem_counter();
1.83      albertel 5788: 	&Apache::lonnet::delenv('scantron\.');
1.82      albertel 5789:     }
1.140     albertel 5790:     &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1.172     albertel 5791: #    my $lasttime = &Time::HiRes::time()-$start;
                   5792: #    $r->print("<p>took $lasttime</p>");
1.140     albertel 5793: 
1.200     albertel 5794:     $r->print("</form>");
1.324     albertel 5795:     $r->print(&show_grading_menu_form($symb));
1.157     albertel 5796:     return '';
1.75      albertel 5797: }
1.157     albertel 5798: 
                   5799: sub scantron_upload_scantron_data {
                   5800:     my ($r)=@_;
1.257     albertel 5801:     $r->print(&Apache::loncommon::coursebrowser_javascript($env{'request.role.domain'}));
1.157     albertel 5802:     my $select_link=&Apache::loncommon::selectcourse_link('rules','courseid',
1.181     albertel 5803: 							  'domainid',
                   5804: 							  'coursename');
1.257     albertel 5805:     my $domsel=&Apache::loncommon::select_dom_form($env{'request.role.domain'},
1.157     albertel 5806: 						   'domainid');
1.324     albertel 5807:     my $default_form_data=&defaultFormData(&get_symb($r,1));
1.157     albertel 5808:     $r->print(<<UPLOAD);
                   5809: <script type="text/javascript" language="javascript">
                   5810:     function checkUpload(formname) {
                   5811: 	if (formname.upfile.value == "") {
                   5812: 	    alert("Please use the browse button to select a file from your local directory.");
                   5813: 	    return false;
                   5814: 	}
                   5815: 	formname.submit();
                   5816:     }
                   5817: </script>
                   5818: 
                   5819: <form enctype='multipart/form-data' action='/adm/grades' name='rules' method='post'>
1.162     albertel 5820: $default_form_data
1.181     albertel 5821: <table>
                   5822: <tr><td>$select_link </td></tr>
                   5823: <tr><td>Course ID:   </td><td><input name='courseid' type='text' />  </td></tr>
                   5824: <tr><td>Course Name: </td><td><input name='coursename' type='text' /></td></tr>
                   5825: <tr><td>Domain:      </td><td>$domsel                                </td></tr>
                   5826: <tr><td>File to upload:</td><td><input type="file" name="upfile" size="50" /></td></tr>
                   5827: </table>
1.157     albertel 5828: <input name='command' value='scantronupload_save' type='hidden' />
                   5829: <input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scantron Data" />
                   5830: </form>
                   5831: UPLOAD
                   5832:     return '';
                   5833: }
                   5834: 
                   5835: sub scantron_upload_scantron_data_save {
                   5836:     my($r)=@_;
1.324     albertel 5837:     my ($symb)=&get_symb($r,1);
1.182     albertel 5838:     my $doanotherupload=
                   5839: 	'<br /><form action="/adm/grades" method="post">'."\n".
                   5840: 	'<input type="hidden" name="command" value="scantronupload" />'."\n".
                   5841: 	'<input type="submit" name="submit" value="Do Another Upload" />'."\n".
                   5842: 	'</form>'."\n";
1.257     albertel 5843:     if (!&Apache::lonnet::allowed('usc',$env{'form.domainid'}) &&
1.162     albertel 5844: 	!&Apache::lonnet::allowed('usc',
1.257     albertel 5845: 			    $env{'form.domainid'}.'_'.$env{'form.courseid'})) {
1.162     albertel 5846: 	$r->print("You are not allowed to upload Scantron data to the requested course.<br />");
1.182     albertel 5847: 	if ($symb) {
1.324     albertel 5848: 	    $r->print(&show_grading_menu_form($symb));
1.182     albertel 5849: 	} else {
                   5850: 	    $r->print($doanotherupload);
                   5851: 	}
1.162     albertel 5852: 	return '';
                   5853:     }
1.257     albertel 5854:     my %coursedata=&Apache::lonnet::coursedescription($env{'form.domainid'}.'_'.$env{'form.courseid'});
1.211     ng       5855:     $r->print("Doing upload to ".$coursedata{'description'}." <br />");
1.257     albertel 5856:     my $fname=$env{'form.upfile.filename'};
1.157     albertel 5857:     #FIXME
                   5858:     #copied from lonnet::userfileupload()
                   5859:     #make that function able to target a specified course
                   5860:     # Replace Windows backslashes by forward slashes
                   5861:     $fname=~s/\\/\//g;
                   5862:     # Get rid of everything but the actual filename
                   5863:     $fname=~s/^.*\/([^\/]+)$/$1/;
                   5864:     # Replace spaces by underscores
                   5865:     $fname=~s/\s+/\_/g;
                   5866:     # Replace all other weird characters by nothing
                   5867:     $fname=~s/[^\w\.\-]//g;
                   5868:     # See if there is anything left
                   5869:     unless ($fname) { return 'error: no uploaded file'; }
1.209     ng       5870:     my $uploadedfile=$fname;
1.157     albertel 5871:     $fname='scantron_orig_'.$fname;
1.257     albertel 5872:     if (length($env{'form.upfile'}) < 2) {
                   5873: 	$r->print("<font color='red'>Error:</font> The file you attempted to upload, <tt>".&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"')."</tt>, contained no information. Please check that you entered the correct filename.");
1.183     albertel 5874:     } else {
1.275     albertel 5875: 	my $result=&Apache::lonnet::finishuserfileupload($env{'form.courseid'},$env{'form.domainid'},'upfile',$fname);
1.210     albertel 5876: 	if ($result =~ m|^/uploaded/|) {
1.257     albertel 5877: 	    $r->print("<font color='green'>Success:</font> Successfully uploaded ".(length($env{'form.upfile'})-1)." bytes of data into location <tt>".$result."</tt>");
1.210     albertel 5878: 	} else {
1.257     albertel 5879: 	    $r->print("<font color='red'>Error:</font> An error (".$result.") occurred when attempting to upload the file, <tt>".&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"')."</tt>");
1.183     albertel 5880: 	}
                   5881:     }
1.174     albertel 5882:     if ($symb) {
1.209     ng       5883: 	$r->print(&scantron_selectphase($r,$uploadedfile));
1.174     albertel 5884:     } else {
1.182     albertel 5885: 	$r->print($doanotherupload);
1.174     albertel 5886:     }
1.157     albertel 5887:     return '';
                   5888: }
                   5889: 
1.202     albertel 5890: sub valid_file {
                   5891:     my ($requested_file)=@_;
                   5892:     foreach my $filename (sort(&scantron_filenames())) {
                   5893: 	if ($requested_file eq $filename) { return 1; }
                   5894:     }
                   5895:     return 0;
                   5896: }
                   5897: 
                   5898: sub scantron_download_scantron_data {
                   5899:     my ($r)=@_;
1.324     albertel 5900:     my $default_form_data=&defaultFormData(&get_symb($r,1));
1.257     albertel 5901:     my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
                   5902:     my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
                   5903:     my $file=$env{'form.scantron_selectfile'};
1.202     albertel 5904:     if (! &valid_file($file)) {
                   5905: 	$r->print(<<ERROR);
                   5906: 	<p>
                   5907: 	    The requested file name was invalid.
                   5908:         </p>
                   5909: ERROR
1.324     albertel 5910: 	$r->print(&show_grading_menu_form(&get_symb($r,1)));
1.202     albertel 5911: 	return;
                   5912:     }
                   5913:     my $orig='/uploaded/'.$cdom.'/'.$cname.'/scantron_orig_'.$file;
                   5914:     my $corrected='/uploaded/'.$cdom.'/'.$cname.'/scantron_corrected_'.$file;
                   5915:     my $skipped='/uploaded/'.$cdom.'/'.$cname.'/scantron_skipped_'.$file;
                   5916:     &Apache::lonnet::allowuploaded('/adm/grades',$orig);
                   5917:     &Apache::lonnet::allowuploaded('/adm/grades',$corrected);
                   5918:     &Apache::lonnet::allowuploaded('/adm/grades',$skipped);
                   5919:     $r->print(<<DOWNLOAD);
                   5920:     <p>
                   5921: 	<a href="$orig">Original</a> file as uploaded by the scantron office.
                   5922:     </p>
                   5923:     <p>
                   5924: 	<a href="$corrected">Corrections</a>, a file of corrected records that were used in grading.
                   5925:     </p>
                   5926:     <p>
                   5927: 	<a href="$skipped">Skipped</a>, a file of records that were skipped.
                   5928:     </p>
                   5929: DOWNLOAD
1.324     albertel 5930:     $r->print(&show_grading_menu_form(&get_symb($r,1)));
1.202     albertel 5931:     return '';
                   5932: }
1.157     albertel 5933: 
1.75      albertel 5934: #-------- end of section for handling grading scantron forms -------
                   5935: #
                   5936: #-------------------------------------------------------------------
                   5937: 
1.72      ng       5938: #-------------------------- Menu interface -------------------------
                   5939: #
                   5940: #--- Show a Grading Menu button - Calls the next routine ---
                   5941: sub show_grading_menu_form {
1.324     albertel 5942:     my ($symb)=@_;
1.125     ng       5943:     my $result.='<br /><form action="/adm/grades" method="post">'."\n".
1.72      ng       5944: 	'<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
1.257     albertel 5945: 	'<input type="hidden" name="saveState"  value="'.$env{'form.saveState'}.'" />'."\n".
1.72      ng       5946: 	'<input type="hidden" name="command" value="gradingmenu" />'."\n".
                   5947: 	'<input type="submit" name="submit" value="Grading Menu" />'."\n".
                   5948: 	'</form>'."\n";
                   5949:     return $result;
                   5950: }
                   5951: 
1.77      ng       5952: # -- Retrieve choices for grading form
                   5953: sub savedState {
                   5954:     my %savedState = ();
1.257     albertel 5955:     if ($env{'form.saveState'}) {
                   5956: 	foreach (split(/:/,$env{'form.saveState'})) {
1.77      ng       5957: 	    my ($key,$value) = split(/=/,$_,2);
                   5958: 	    $savedState{$key} = $value;
                   5959: 	}
                   5960:     }
                   5961:     return \%savedState;
                   5962: }
1.76      ng       5963: 
1.72      ng       5964: #--- Displays the main menu page -------
                   5965: sub gradingmenu {
                   5966:     my ($request) = @_;
1.324     albertel 5967:     my ($symb)=&get_symb($request);
1.72      ng       5968:     if (!$symb) {return '';}
1.76      ng       5969:     my $probTitle = &Apache::lonnet::gettitle($symb);
1.72      ng       5970: 
                   5971:     $request->print(<<GRADINGMENUJS);
                   5972: <script type="text/javascript" language="javascript">
1.116     ng       5973:     function checkChoice(formname,val,cmdx) {
                   5974: 	if (val <= 2) {
                   5975: 	    var cmd = radioSelection(formname.radioChoice);
1.118     ng       5976: 	    var cmdsave = cmd;
1.116     ng       5977: 	} else {
                   5978: 	    cmd = cmdx;
1.118     ng       5979: 	    cmdsave = 'submission';
1.116     ng       5980: 	}
                   5981: 	formname.command.value = cmd;
1.118     ng       5982: 	formname.saveState.value = "saveCmd="+cmdsave+":saveSec="+pullDownSelection(formname.section)+
1.145     albertel 5983: 	    ":saveSub="+pullDownSelection(formname.submitonly)+":saveStatus="+pullDownSelection(formname.Status);
1.116     ng       5984: 	if (val < 5) formname.submit();
                   5985: 	if (val == 5) {
1.72      ng       5986: 	    if (!checkReceiptNo(formname,'notOK')) { return false;}
                   5987: 	    formname.submit();
                   5988: 	}
1.238     albertel 5989: 	if (val < 7) formname.submit();
1.72      ng       5990:     }
                   5991: 
                   5992:     function checkReceiptNo(formname,nospace) {
                   5993: 	var receiptNo = formname.receipt.value;
                   5994: 	var checkOpt = false;
                   5995: 	if (nospace == "OK" && isNaN(receiptNo)) {checkOpt = true;}
                   5996: 	if (nospace == "notOK" && (isNaN(receiptNo) || receiptNo == "")) {checkOpt = true;}
                   5997: 	if (checkOpt) {
                   5998: 	    alert("Please enter a receipt number given by a student in the receipt box.");
                   5999: 	    formname.receipt.value = "";
                   6000: 	    formname.receipt.focus();
                   6001: 	    return false;
                   6002: 	}
                   6003: 	return true;
                   6004:     }
                   6005: </script>
                   6006: GRADINGMENUJS
1.118     ng       6007:     &commonJSfunctions($request);
                   6008:     my $result='<h3>&nbsp;<font color="#339933">Manual Grading/View Submission</font></h3>';
1.324     albertel 6009:     my ($table,undef,$hdgrade) = &showResourceInfo($symb,$probTitle);
1.118     ng       6010:     $result.=$table;
1.76      ng       6011:     my (undef,$sections) = &getclasslist('all','0');
1.77      ng       6012:     my $savedState = &savedState();
1.118     ng       6013:     my $saveCmd = ($$savedState{'saveCmd'} eq '' ? 'submission' : $$savedState{'saveCmd'});
1.77      ng       6014:     my $saveSec = ($$savedState{'saveSec'} eq '' ? 'all' : $$savedState{'saveSec'});
1.118     ng       6015:     my $saveSub = ($$savedState{'saveSub'} eq '' ? 'all' : $$savedState{'saveSub'});
1.77      ng       6016:     my $saveStatus = ($$savedState{'saveStatus'} eq '' ? 'Active' : $$savedState{'saveStatus'});
1.72      ng       6017: 
                   6018:     $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
                   6019: 	'<input type="hidden" name="symb"        value="'.$symb.'" />'."\n".
                   6020: 	'<input type="hidden" name="handgrade"   value="'.$hdgrade.'" />'."\n".
                   6021: 	'<input type="hidden" name="probTitle"   value="'.$probTitle.'" />'."\n".
1.116     ng       6022: 	'<input type="hidden" name="command"     value="" />'."\n".
1.77      ng       6023: 	'<input type="hidden" name="saveState"   value="" />'."\n".
1.124     ng       6024: 	'<input type="hidden" name="gradingMenu" value="1" />'."\n".
1.72      ng       6025: 	'<input type="hidden" name="showgrading" value="yes" />'."\n";
                   6026: 
1.326     albertel 6027:     $result.='<table width="100%" border="0"><tr><td bgcolor=#777777>'."\n".
                   6028: 	'<table width="100%" border="0"><tr bgcolor="#e6ffff"><td colspan="2">'."\n".
1.72      ng       6029: 	'&nbsp;<b>Select a Grading/Viewing Option</b></td></tr>'."\n".
1.116     ng       6030: 	'<tr bgcolor="#ffffe6" valign="top"><td>'."\n";
                   6031: 
1.326     albertel 6032:     $result.='<table width="100%" border="0">';
1.116     ng       6033:     $result.='<tr bgcolor="#ffffe6" valign="top"><td>'."\n".
1.167     sakharuk 6034: 	'&nbsp;'.&mt('Select Section').': <select name="section">'."\n";
1.116     ng       6035:     if (ref($sections)) {
1.155     albertel 6036: 	foreach (sort (@$sections)) {
                   6037: 	    $result.='<option value="'.$_.'" '.
                   6038: 		($saveSec eq $_ ? 'selected="on"':'').'>'.$_.'</option>'."\n";
                   6039: 	}
1.116     ng       6040:     }
1.238     albertel 6041:     $result.= '<option value="all" '.($saveSec eq 'all' ? 'selected="on"' : ''). '>all</option></select> &nbsp; ';
1.116     ng       6042: 
1.167     sakharuk 6043:     $result.=&mt('Student Status').':</b>'.&Apache::lonhtmlcommon::StatusOptions($saveStatus,undef,1,undef);
1.72      ng       6044: 
1.116     ng       6045:     $result.='</td></tr>';
                   6046: 
1.288     albertel 6047:     $result.='<tr bgcolor="#ffffe6"valign="top"><td><label>'.
1.118     ng       6048: 	'<input type="radio" name="radioChoice" value="submission" '.
1.326     albertel 6049: 	($saveCmd eq 'submission' ? 'checked' : '').' /> '.'<b>'.&mt('Current Resource').':</b> '.&mt('For one or more students').
1.288     albertel 6050: 	'</label> <select name="submitonly">'.
1.145     albertel 6051: 	'<option value="yes" '.
1.326     albertel 6052: 	($saveSub eq 'yes' ? 'selected="on"' : '').' />'.&mt('with submissions').'</option>'.
1.301     albertel 6053: 	'<option value="queued" '.
1.326     albertel 6054: 	($saveSub eq 'queued' ? 'selected="on"' : '').' />'.&mt('in grading queue').'</option>'.
1.145     albertel 6055: 	'<option value="graded" '.
1.326     albertel 6056: 	($saveSub eq 'graded' ? 'selected="on"' : '').' />'.&mt('with ungraded submissions').'</option>'.
1.156     albertel 6057: 	'<option value="incorrect" '.
1.326     albertel 6058: 	($saveSub eq 'incorrect' ? 'selected="on"' : '').' />'.&mt('with incorrect submissions').'</option>'.
1.145     albertel 6059: 	'<option value="all" '.
1.326     albertel 6060: 	($saveSub eq 'all' ? 'selected="on"' : '').' />'.&mt('with any status').'</option></select></td></tr>'."\n";
1.72      ng       6061: 
1.116     ng       6062:     $result.='<tr bgcolor="#ffffe6"valign="top"><td>'.
1.288     albertel 6063: 	'<label><input type="radio" name="radioChoice" value="viewgrades" '.
1.326     albertel 6064: 	($saveCmd eq 'viewgrades' ? 'checked' : '').' /> '.
1.288     albertel 6065: 	'<b>Current Resource:</b> For all students in selected section or course</label></td></tr>'."\n";
1.72      ng       6066: 
1.118     ng       6067:     $result.='<tr bgcolor="#ffffe6" valign="top"><td>'.
1.288     albertel 6068: 	'<label><input type="radio" name="radioChoice" value="pickStudentPage" '.
1.326     albertel 6069: 	($saveCmd eq 'pickStudentPage' ? 'checked' : '').' /> '.
1.288     albertel 6070: 	'The <b>complete</b> set/page/sequence: For one student</label></td></tr>'."\n";
1.46      ng       6071: 
1.116     ng       6072:     $result.='<tr bgcolor="#ffffe6"><td><br />'.
1.126     ng       6073: 	'<input type="button" onClick="javascript:checkChoice(this.form,\'2\');" value="Next->" />'.
1.116     ng       6074: 	'</td></tr></table>'."\n";
                   6075: 
                   6076:     $result.='</td><td valign="top">';
                   6077: 
1.326     albertel 6078:     $result.='<table width="100%" border="0">';
1.116     ng       6079:     $result.='<tr bgcolor="#ffffe6"><td>'.
1.184     www      6080: 	'<input type="button" onClick="javascript:checkChoice(this.form,\'3\',\'csvform\');" value="'.&mt('Upload').'" />'.
                   6081: 	' '.&mt('scores from file').' </td></tr>'."\n";
1.72      ng       6082: 
1.75      albertel 6083:     $result.='<tr bgcolor="#ffffe6"valign="top"><td colspan="2">'.
1.116     ng       6084: 	'<input type="button" onClick="javascript:checkChoice(this.form,\'4\',\'scantron_selectphase\');'.
1.184     www      6085: 	'" value="'.&mt('Grade').'" /> scantron forms</td></tr>'."\n";
1.75      albertel 6086: 
1.257     albertel 6087:     if ((&Apache::lonnet::allowed('mgr',$env{'request.course.id'})) && ($symb)) {
1.72      ng       6088: 	$result.='<tr bgcolor="#ffffe6"valign="top"><td>'.
1.184     www      6089: 	    '<input type="button" onClick="javascript:checkChoice(this.form,\'5\',\'verify\');" value="'.&mt('Verify').'" />'.
                   6090: 	    ' '.&mt('receipt').': '.
1.257     albertel 6091: 	    &Apache::lonnet::recprefix($env{'request.course.id'}).
1.326     albertel 6092: 	    '-<input type="text" name="receipt" size="4" onChange="javascript:checkReceiptNo(this.form,\'OK\')" />'.
1.72      ng       6093: 	    '</td></tr>'."\n";
                   6094:     } 
1.238     albertel 6095:     $result.='<tr bgcolor="#ffffe6"valign="top"><td colspan="2">'.
                   6096: 	'<input type="button" onClick="javascript:this.form.action=\'/adm/helper/resettimes.helper\';this.form.submit();'.
                   6097: 	'" value="'.&mt('Manage').'" /> access times.</td></tr>'."\n";
1.279     albertel 6098:     $result.='<tr bgcolor="#ffffe6"valign="top"><td colspan="2">'.
                   6099: 	'<input type="button" onClick="javascript:this.form.command.value=\'codelist\';this.form.action=\'/adm/pickcode\';this.form.submit();'.
                   6100: 	'" value="'.&mt('View').'" /> saved CODEs.</td></tr>'."\n";
1.44      ng       6101: 
1.116     ng       6102:     $result.='</form></td></tr></table>'."\n".
1.72      ng       6103: 	'</td></tr></table>'."\n".
                   6104: 	'</td></tr></table>'."\n";
1.44      ng       6105:     return $result;
1.2       albertel 6106: }
                   6107: 
1.285     albertel 6108: sub reset_perm {
                   6109:     undef(%perm);
                   6110: }
                   6111: 
                   6112: sub init_perm {
                   6113:     &reset_perm();
1.300     albertel 6114:     foreach my $test_perm ('vgr','mgr','opa') {
                   6115: 
                   6116: 	my $scope = $env{'request.course.id'};
                   6117: 	if (!($perm{$test_perm}=&Apache::lonnet::allowed($test_perm,$scope))) {
                   6118: 
                   6119: 	    $scope .= '/'.$env{'request.course.sec'};
                   6120: 	    if ( $perm{$test_perm}=
                   6121: 		 &Apache::lonnet::allowed($test_perm,$scope)) {
                   6122: 		$perm{$test_perm.'_section'}=$env{'request.course.sec'};
                   6123: 	    } else {
                   6124: 		delete($perm{$test_perm});
                   6125: 	    }
1.285     albertel 6126: 	}
                   6127:     }
                   6128: }
                   6129: 
1.1       albertel 6130: sub handler {
1.41      ng       6131:     my $request=$_[0];
1.102     albertel 6132: 
1.285     albertel 6133:     &reset_perm();
1.257     albertel 6134:     if ($env{'browser.mathml'}) {
1.141     www      6135: 	&Apache::loncommon::content_type($request,'text/xml');
1.41      ng       6136:     } else {
1.141     www      6137: 	&Apache::loncommon::content_type($request,'text/html');
1.41      ng       6138:     }
                   6139:     $request->send_http_header;
1.44      ng       6140:     return '' if $request->header_only;
1.41      ng       6141:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
1.324     albertel 6142:     my $symb=&get_symb($request,1);
1.160     albertel 6143:     my @commands=&Apache::loncommon::get_env_multiple('form.command');
                   6144:     my $command=$commands[0];
                   6145:     if ($#commands > 0) {
                   6146: 	&Apache::lonnet::logthis("grades got multiple commands ".join(':',@commands));
                   6147:     }
1.353     albertel 6148:     $request->print(&Apache::loncommon::start_page('Grading'));
1.324     albertel 6149:     if ($symb eq '' && $command eq '') {
1.257     albertel 6150: 	if ($env{'user.adv'}) {
                   6151: 	    if (($env{'form.codeone'}) && ($env{'form.codetwo'}) &&
                   6152: 		($env{'form.codethree'})) {
                   6153: 		my $token=$env{'form.codeone'}.'*'.$env{'form.codetwo'}.'*'.
                   6154: 		    $env{'form.codethree'};
1.41      ng       6155: 		my ($tsymb,$tuname,$tudom,$tcrsid)=
                   6156: 		    &Apache::lonnet::checkin($token);
                   6157: 		if ($tsymb) {
1.137     albertel 6158: 		    my ($map,$id,$url)=&Apache::lonnet::decode_symb($tsymb);
1.41      ng       6159: 		    if (&Apache::lonnet::allowed('mgr',$tcrsid)) {
1.99      albertel 6160: 			$request->print(&Apache::lonnet::ssi_body('/res/'.$url,
                   6161: 					  ('grade_username' => $tuname,
                   6162: 					   'grade_domain' => $tudom,
                   6163: 					   'grade_courseid' => $tcrsid,
                   6164: 					   'grade_symb' => $tsymb)));
1.41      ng       6165: 		    } else {
1.45      ng       6166: 			$request->print('<h3>Not authorized: '.$token.'</h3>');
1.99      albertel 6167: 		    }
1.41      ng       6168: 		} else {
1.45      ng       6169: 		    $request->print('<h3>Not a valid DocID: '.$token.'</h3>');
1.41      ng       6170: 		}
1.14      www      6171: 	    } else {
1.41      ng       6172: 		$request->print(&Apache::lonxml::tokeninputfield());
                   6173: 	    }
                   6174: 	}
                   6175:     } else {
1.285     albertel 6176: 	&init_perm();
1.104     albertel 6177: 	if ($command eq 'submission' && $perm{'vgr'}) {
1.257     albertel 6178: 	    ($env{'form.student'} eq '' ? &listStudents($request) : &submission($request,0,0));
1.103     albertel 6179: 	} elsif ($command eq 'pickStudentPage' && $perm{'vgr'}) {
1.68      ng       6180: 	    &pickStudentPage($request);
1.103     albertel 6181: 	} elsif ($command eq 'displayPage' && $perm{'vgr'}) {
1.68      ng       6182: 	    &displayPage($request);
1.104     albertel 6183: 	} elsif ($command eq 'gradeByPage' && $perm{'mgr'}) {
1.71      ng       6184: 	    &updateGradeByPage($request);
1.104     albertel 6185: 	} elsif ($command eq 'processGroup' && $perm{'vgr'}) {
1.41      ng       6186: 	    &processGroup($request);
1.104     albertel 6187: 	} elsif ($command eq 'gradingmenu' && $perm{'vgr'}) {
1.41      ng       6188: 	    $request->print(&gradingmenu($request));
1.104     albertel 6189: 	} elsif ($command eq 'viewgrades' && $perm{'vgr'}) {
1.41      ng       6190: 	    $request->print(&viewgrades($request));
1.104     albertel 6191: 	} elsif ($command eq 'handgrade' && $perm{'mgr'}) {
1.41      ng       6192: 	    $request->print(&processHandGrade($request));
1.106     albertel 6193: 	} elsif ($command eq 'editgrades' && $perm{'mgr'}) {
1.41      ng       6194: 	    $request->print(&editgrades($request));
1.106     albertel 6195: 	} elsif ($command eq 'verify' && $perm{'vgr'}) {
1.41      ng       6196: 	    $request->print(&verifyreceipt($request));
1.106     albertel 6197: 	} elsif ($command eq 'csvform' && $perm{'mgr'}) {
1.72      ng       6198: 	    $request->print(&upcsvScores_form($request));
1.106     albertel 6199: 	} elsif ($command eq 'csvupload' && $perm{'mgr'}) {
1.41      ng       6200: 	    $request->print(&csvupload($request));
1.106     albertel 6201: 	} elsif ($command eq 'csvuploadmap' && $perm{'mgr'} ) {
1.41      ng       6202: 	    $request->print(&csvuploadmap($request));
1.246     albertel 6203: 	} elsif ($command eq 'csvuploadoptions' && $perm{'mgr'}) {
1.257     albertel 6204: 	    if ($env{'form.associate'} ne 'Reverse Association') {
1.246     albertel 6205: 		$request->print(&csvuploadoptions($request));
1.41      ng       6206: 	    } else {
1.257     albertel 6207: 		if ( $env{'form.upfile_associate'} ne 'reverse' ) {
                   6208: 		    $env{'form.upfile_associate'} = 'reverse';
1.41      ng       6209: 		} else {
1.257     albertel 6210: 		    $env{'form.upfile_associate'} = 'forward';
1.41      ng       6211: 		}
                   6212: 		$request->print(&csvuploadmap($request));
                   6213: 	    }
1.246     albertel 6214: 	} elsif ($command eq 'csvuploadassign' && $perm{'mgr'} ) {
                   6215: 	    $request->print(&csvuploadassign($request));
1.106     albertel 6216: 	} elsif ($command eq 'scantron_selectphase' && $perm{'mgr'}) {
1.75      albertel 6217: 	    $request->print(&scantron_selectphase($request));
1.203     albertel 6218:  	} elsif ($command eq 'scantron_warning' && $perm{'mgr'}) {
                   6219:  	    $request->print(&scantron_do_warning($request));
1.142     albertel 6220: 	} elsif ($command eq 'scantron_validate' && $perm{'mgr'}) {
                   6221: 	    $request->print(&scantron_validate_file($request));
1.106     albertel 6222: 	} elsif ($command eq 'scantron_process' && $perm{'mgr'}) {
1.82      albertel 6223: 	    $request->print(&scantron_process_students($request));
1.157     albertel 6224:  	} elsif ($command eq 'scantronupload' && 
1.257     albertel 6225:  		 (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
                   6226: 		  &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
1.162     albertel 6227:  	    $request->print(&scantron_upload_scantron_data($request)); 
1.157     albertel 6228:  	} elsif ($command eq 'scantronupload_save' &&
1.257     albertel 6229:  		 (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
                   6230: 		  &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
1.157     albertel 6231:  	    $request->print(&scantron_upload_scantron_data_save($request));
1.202     albertel 6232:  	} elsif ($command eq 'scantron_download' &&
1.257     albertel 6233: 		 &Apache::lonnet::allowed('usc',$env{'request.course.id'})) {
1.162     albertel 6234:  	    $request->print(&scantron_download_scantron_data($request));
1.106     albertel 6235: 	} elsif ($command) {
1.157     albertel 6236: 	    $request->print("Access Denied ($command)");
1.26      albertel 6237: 	}
1.2       albertel 6238:     }
1.353     albertel 6239:     $request->print(&Apache::loncommon::end_page());
1.44      ng       6240:     return '';
                   6241: }
                   6242: 
1.1       albertel 6243: 1;
                   6244: 
1.13      albertel 6245: __END__;

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