Annotation of loncom/homework/grades.pm, revision 1.268

1.17      albertel    1: # The LearningOnline Network with CAPA
1.13      albertel    2: # The LON-CAPA Grading handler
1.17      albertel    3: #
1.268   ! albertel    4: # $Id: grades.pm,v 1.267 2005/05/26 21:15:04 albertel 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;
1.38      ng         39: use Apache::lonmsg qw(:user_normal_msg);
1.1       albertel   40: use Apache::Constants qw(:common);
1.167     sakharuk   41: use Apache::lonlocal;
1.170     albertel   42: use String::Similarity;
1.87      www        43: 
                     44: my %oldessays=();
1.103     albertel   45: my %perm=();
1.1       albertel   46: 
1.68      ng         47: # ----- These first few routines are general use routines.----
1.44      ng         48: #
1.146     albertel   49: # --- Retrieve the parts from the metadata file.---
1.44      ng         50: sub getpartlist {
1.146     albertel   51:     my ($url,$symb) = @_;
                     52:     my $partorder = &Apache::lonnet::metadata($url, 'partorder');
                     53:     my @parts;
                     54:     if ($partorder) {
                     55: 	for my $part (split (/,/,$partorder)) {
                     56: 	    if (!&Apache::loncommon::check_if_partid_hidden($part,$symb)) {
                     57: 		push(@parts, $part);
                     58: 	    }
                     59: 	}	    
                     60:     } else {
                     61: 	my $metadata = &Apache::lonnet::metadata($url, 'packages');
                     62: 	foreach (split(/\,/,$metadata)) {
                     63: 	    if ($_ =~ /^part_(.*)$/) {
                     64: 		if (!&Apache::loncommon::check_if_partid_hidden($1,$symb)) {
                     65: 		    push(@parts, $1);
                     66: 		}
                     67: 	    }
1.41      ng         68: 	}
1.16      albertel   69:     }
1.146     albertel   70:     my @stores;
                     71:     foreach my $part (@parts) {
                     72: 	my (@metakeys) = split(/,/,&Apache::lonnet::metadata($url,'keys'));
                     73: 	foreach my $key (@metakeys) {
                     74: 	    if ($key =~ m/^stores_\Q$part\E_/) { push(@stores,$key); }
                     75: 	}
                     76:     }
                     77:     return @stores;
1.2       albertel   78: }
                     79: 
1.44      ng         80: # --- Get the symbolic name of a problem and the url
                     81: sub get_symb_and_url {
1.173     albertel   82:     my ($request,$silent) = @_;
1.257     albertel   83:     (my $url=$env{'form.url'}) =~ s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
                     84:     my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url)));
1.173     albertel   85:     if ($symb eq '') { 
                     86: 	if (!$silent) {
                     87: 	    $request->print("Unable to handle ambiguous references:$url:.");
                     88: 	    return ();
                     89: 	}
                     90:     }
1.44      ng         91:     return ($symb,$url);
1.32      ng         92: }
                     93: 
1.129     ng         94: #--- Format fullname, username:domain if different for display
                     95: #--- Use anywhere where the student names are listed
                     96: sub nameUserString {
                     97:     my ($type,$fullname,$uname,$udom) = @_;
                     98:     if ($type eq 'header') {
1.250     albertel   99: 	return '<b>&nbsp;Fullname&nbsp;</b><font color="#999999">(Username)</font>';
1.129     ng        100:     } else {
                    101: 	return '&nbsp;'.$fullname.'<font color="#999999">&nbsp;('.$uname.
1.257     albertel  102: 	    ($env{'user.domain'} eq $udom ? '' : ' ('.$udom.')').')</font>';
1.129     ng        103:     }
                    104: }
                    105: 
1.44      ng        106: #--- Get the partlist and the response type for a given problem. ---
                    107: #--- Indicate if a response type is coded handgraded or not. ---
1.39      ng        108: sub response_type {
1.125     ng        109:     my ($url,$symb) = shift;
1.257     albertel  110:     $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url))) if ($symb eq '');
1.41      ng        111:     my $allkeys = &Apache::lonnet::metadata($url,'keys');
1.154     albertel  112:     my %vPart;
                    113:     foreach my $partid (&Apache::loncommon::get_env_multiple('form.vPart')) {
                    114: 	$vPart{$partid}=1;
                    115:     }
1.41      ng        116:     my %seen = ();
1.147     albertel  117:     my (@partlist,%handgrade,%responseType);
1.41      ng        118:     foreach (split(/,/,&Apache::lonnet::metadata($url,'packages'))) {
1.147     albertel  119: 	if (/^\w+response_.*/) {
1.41      ng        120: 	    my ($responsetype,$part) = split(/_/,$_,2);
                    121: 	    my ($partid,$respid) = split(/_/,$part);
1.146     albertel  122: 	    if (&Apache::loncommon::check_if_partid_hidden($partid,$symb)) {
                    123: 		next;
                    124: 	    }
1.154     albertel  125: 	    if (%vPart && !exists($vPart{$partid})) {
                    126: 		next;
                    127: 	    }
1.118     ng        128: 	    $responsetype =~ s/response$//; # make it compatible w/ navmaps - should move to that!!
1.127     ng        129: 	    my ($value) = &Apache::lonnet::EXT('resource.'.$part.'.handgrade',$symb);
1.147     albertel  130: 	    $handgrade{$part} = ($value eq 'yes' ? 'yes' : 'no'); 
                    131: 	    if (!exists($responseType{$partid})) { $responseType{$partid}={}; }
                    132: 	    $responseType{$partid}->{$respid}=$responsetype;
1.41      ng        133: 	    next if ($seen{$partid} > 0);
                    134: 	    $seen{$partid}++;
                    135: 	    push @partlist,$partid;
                    136: 	}
                    137:     }
1.147     albertel  138:     return \@partlist,\%handgrade,\%responseType;
1.39      ng        139: }
                    140: 
1.207     albertel  141: sub get_display_part {
                    142:     my ($partID,$url,$symb)=@_;
                    143:     if (!defined($symb) || $symb eq '') {
1.257     albertel  144: 	$symb=$env{'form.symb'};
1.207     albertel  145: 	if ($symb eq '') { $symb=&Apache::lonnet::symbread($url) }
                    146:     }
                    147:     my $display=&Apache::lonnet::EXT('resource.'.$partID.'.display',$symb);
                    148:     if (defined($display) and $display ne '') {
                    149: 	$display.= " (<font color=\"#999900\">id $partID</font>)";
                    150:     } else {
                    151: 	$display=$partID;
                    152:     }
                    153:     return $display;
                    154: }
1.118     ng        155: #--- Show resource title
                    156: #--- and parts and response type
                    157: sub showResourceInfo {
1.154     albertel  158:     my ($url,$probTitle,$checkboxes) = @_;
                    159:     my $col=3;
                    160:     if ($checkboxes) { $col=4; }
1.118     ng        161:     my $result ='<table border="0">'.
1.167     sakharuk  162: 	'<tr><td colspan="'.$col.'"><font size="+1"><b>'.&mt('Current Resource').': </b>'.
1.154     albertel  163: 	$probTitle.'</font></td></tr>'."\n";
1.147     albertel  164:     my ($partlist,$handgrade,$responseType) = &response_type($url);
1.126     ng        165:     my %resptype = ();
1.122     ng        166:     my $hdgrade='no';
1.154     albertel  167:     my %partsseen;
1.147     albertel  168:     for my $part_resID (sort keys(%$handgrade)) {
                    169: 	my $handgrade=$$handgrade{$part_resID};
                    170: 	my ($partID,$resID) = split(/_/,$part_resID);
                    171: 	my $responsetype = $responseType->{$partID}->{$resID};
1.118     ng        172: 	$hdgrade = $handgrade if ($handgrade eq 'yes');
1.154     albertel  173: 	$result.='<tr>';
                    174: 	if ($checkboxes) {
                    175: 	    if (exists($partsseen{$partID})) {
                    176: 		$result.="<td>&nbsp;</td>";
                    177: 	    } else {
                    178: 		$result.="<td><input type='checkbox' name='vPart' value='$partID' checked='on' /></td>";
                    179: 	    }
                    180: 	    $partsseen{$partID}=1;
                    181: 	}
1.207     albertel  182: 	my $display_part=&get_display_part($partID,$url);
                    183: 	$result.='<td><b>Part: </b>'.$display_part.' <font color="#999999">'.
1.147     albertel  184: 	    $resID.'</font></td>'.
1.118     ng        185: 	    '<td><b>Type: </b>'.$responsetype.'</td></tr>';
                    186: #	    '<td><b>Handgrade: </b>'.$handgrade.'</td></tr>';
                    187:     }
                    188:     $result.='</table>'."\n";
1.147     albertel  189:     return $result,$responseType,$hdgrade,$partlist,$handgrade;
1.118     ng        190: }
                    191: 
1.148     albertel  192: 
                    193: sub get_order {
                    194:     my ($partid,$respid,$symb,$uname,$udom)=@_;
                    195:     my (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);
                    196:     $url=&Apache::lonnet::clutter($url);
                    197:     my $subresult=&Apache::lonnet::ssi($url,
                    198: 				       ('grade_target' => 'analyze'),
                    199: 				       ('grade_domain' => $udom),
                    200: 				       ('grade_symb' => $symb),
                    201: 				       ('grade_courseid' => 
1.257     albertel  202: 					        $env{'request.course.id'}),
1.148     albertel  203: 				       ('grade_username' => $uname));
1.149     albertel  204:     (undef,$subresult)=split(/_HASH_REF__/,$subresult,2);
1.148     albertel  205:     my %analyze=&Apache::lonnet::str2hash($subresult);
                    206:     return ($analyze{"$partid.$respid.shown"});
                    207: }
1.118     ng        208: #--- Clean response type for display
1.148     albertel  209: #--- Currently filters option/rank/radiobutton/match/essay response types only.
1.118     ng        210: sub cleanRecord {
1.148     albertel  211:     my ($answer,$response,$symb,$partid,$respid,$record,$order,$version) = @_;
                    212:     my $grayFont = '<font color="#999999">';
                    213:     if ($response =~ /^(option|rank)$/) {
                    214: 	my %answer=&Apache::lonnet::str2hash($answer);
                    215: 	my %grading=&Apache::lonnet::str2hash($record->{$version."resource.$partid.$respid.submissiongrading"});
                    216: 	my ($toprow,$bottomrow);
                    217: 	foreach my $foil (@$order) {
                    218: 	    if ($grading{$foil} == 1) {
                    219: 		$toprow.='<td><b>'.$answer{$foil}.'&nbsp;</b></td>';
                    220: 	    } else {
                    221: 		$toprow.='<td><i>'.$answer{$foil}.'&nbsp;</i></td>';
                    222: 	    }
                    223: 	    $bottomrow.='<td>'.$grayFont.$foil.'</font>&nbsp;</td>';
                    224: 	}
                    225: 	return '<blockquote><table border="1">'.
                    226: 	    '<tr valign="top"><td>Answer</td>'.$toprow.'</tr>'.
                    227: 	    '<tr valign="top"><td>'.$grayFont.'Option ID</font></td>'.
                    228: 	    $grayFont.$bottomrow.'</tr>'.'</table></blockquote>';
                    229:     } elsif ($response eq 'match') {
                    230: 	my %answer=&Apache::lonnet::str2hash($answer);
                    231: 	my %grading=&Apache::lonnet::str2hash($record->{$version."resource.$partid.$respid.submissiongrading"});
                    232: 	my @items=&Apache::lonnet::str2array($record->{$version."resource.$partid.$respid.submissionitems"});
                    233: 	my ($toprow,$middlerow,$bottomrow);
                    234: 	foreach my $foil (@$order) {
                    235: 	    my $item=shift(@items);
                    236: 	    if ($grading{$foil} == 1) {
                    237: 		$toprow.='<td><b>'.$item.'&nbsp;</b></td>';
                    238: 		$middlerow.='<td><b>'.$grayFont.$answer{$foil}.'&nbsp;</font></b></td>';
                    239: 	    } else {
                    240: 		$toprow.='<td><i>'.$item.'&nbsp;</i></td>';
                    241: 		$middlerow.='<td><i>'.$grayFont.$answer{$foil}.'&nbsp;</font></i></td>';
                    242: 	    }
                    243: 	    $bottomrow.='<td>'.$grayFont.$foil.'</font>&nbsp;</td>';
1.118     ng        244: 	}
1.126     ng        245: 	return '<blockquote><table border="1">'.
1.148     albertel  246: 	    '<tr valign="top"><td>Answer</td>'.$toprow.'</tr>'.
                    247: 	    '<tr valign="top"><td>'.$grayFont.'Item ID</font></td>'.
                    248: 	    $middlerow.'</tr>'.
                    249: 	    '<tr valign="top"><td>'.$grayFont.'Option ID</font></td>'.
                    250: 	    $bottomrow.'</tr>'.'</table></blockquote>';
                    251:     } elsif ($response eq 'radiobutton') {
                    252: 	my %answer=&Apache::lonnet::str2hash($answer);
                    253: 	my ($toprow,$bottomrow);
                    254: 	my $correct=($order->[0])+1;
                    255: 	for (my $i=1;$i<=$#$order;$i++) {
                    256: 	    my $foil=$order->[$i];
                    257: 	    if (exists($answer{$foil})) {
                    258: 		if ($i == $correct) {
                    259: 		    $toprow.='<td><b>true</b></td>';
                    260: 		} else {
                    261: 		    $toprow.='<td><i>true</i></td>';
                    262: 		}
                    263: 	    } else {
                    264: 		$toprow.='<td>false</td>';
                    265: 	    }
                    266: 	    $bottomrow.='<td>'.$grayFont.$foil.'</font>&nbsp;</td>';
                    267: 	}
                    268: 	return '<blockquote><table border="1">'.
                    269: 	    '<tr valign="top"><td>Answer</td>'.$toprow.'</tr>'.
                    270: 	    '<tr valign="top"><td>'.$grayFont.'Option ID</font></td>'.
                    271: 	    $grayFont.$bottomrow.'</tr>'.'</table></blockquote>';
                    272:     } elsif ($response eq 'essay') {
1.257     albertel  273: 	if (! exists ($env{'form.'.$symb})) {
1.122     ng        274: 	    my (%keyhash) = &Apache::lonnet::dump('nohist_handgrade',
1.257     albertel  275: 						  $env{'course.'.$env{'request.course.id'}.'.domain'},
                    276: 						  $env{'course.'.$env{'request.course.id'}.'.num'});
1.122     ng        277: 
1.257     albertel  278: 	    my $loginuser = $env{'user.name'}.':'.$env{'user.domain'};
                    279: 	    $env{'form.keywords'} = $keyhash{$symb.'_keywords'} ne '' ? $keyhash{$symb.'_keywords'} : '';
                    280: 	    $env{'form.kwclr'}    = $keyhash{$loginuser.'_kwclr'} ne '' ? $keyhash{$loginuser.'_kwclr'} : 'red';
                    281: 	    $env{'form.kwsize'}   = $keyhash{$loginuser.'_kwsize'} ne '' ? $keyhash{$loginuser.'_kwsize'} : '0';
                    282: 	    $env{'form.kwstyle'}  = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : '';
                    283: 	    $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        284: 	}
1.166     albertel  285: 	$answer =~ s-\n-<br />-g;
                    286: 	return '<br /><br /><blockquote><tt>'.&keywords_highlight($answer).'</tt></blockquote>';
1.268   ! albertel  287:     } elsif ( $response eq 'organic') {
        !           288: 	my $result='Smile representation: "<tt>'.$answer.'</tt>"';
        !           289: 	my $jme=$record->{$version."resource.$partid.$respid.molecule"};
        !           290: 	$result.=&Apache::chemresponse::jme_img($jme,$answer,400);
        !           291: 	return $result;
1.122     ng        292:     }
1.118     ng        293:     return $answer;
                    294: }
                    295: 
                    296: #-- A couple of common js functions
                    297: sub commonJSfunctions {
                    298:     my $request = shift;
                    299:     $request->print(<<COMMONJSFUNCTIONS);
                    300: <script type="text/javascript" language="javascript">
                    301:     function radioSelection(radioButton) {
                    302: 	var selection=null;
                    303: 	if (radioButton.length > 1) {
                    304: 	    for (var i=0; i<radioButton.length; i++) {
                    305: 		if (radioButton[i].checked) {
                    306: 		    return radioButton[i].value;
                    307: 		}
                    308: 	    }
                    309: 	} else {
                    310: 	    if (radioButton.checked) return radioButton.value;
                    311: 	}
                    312: 	return selection;
                    313:     }
                    314: 
                    315:     function pullDownSelection(selectOne) {
                    316: 	var selection="";
                    317: 	if (selectOne.length > 1) {
                    318: 	    for (var i=0; i<selectOne.length; i++) {
                    319: 		if (selectOne[i].selected) {
                    320: 		    return selectOne[i].value;
                    321: 		}
                    322: 	    }
                    323: 	} else {
1.138     albertel  324:             // only one value it must be the selected one
                    325: 	    return selectOne.value;
1.118     ng        326: 	}
                    327:     }
                    328: </script>
                    329: COMMONJSFUNCTIONS
                    330: }
                    331: 
1.44      ng        332: #--- Dumps the class list with usernames,list of sections,
                    333: #--- section, ids and fullnames for each user.
                    334: sub getclasslist {
1.76      ng        335:     my ($getsec,$filterlist) = @_;
1.121     ng        336:     $getsec = $getsec eq '' ? 'all' : $getsec;
1.56      matthew   337:     my $classlist=&Apache::loncoursedata::get_classlist();
1.49      albertel  338:     # Bail out if we were unable to get the classlist
1.56      matthew   339:     return if (! defined($classlist));
                    340:     #
                    341:     my %sections;
                    342:     my %fullnames;
1.205     matthew   343:     foreach my $student (keys(%$classlist)) {
                    344:         my $end      = 
                    345:             $classlist->{$student}->[&Apache::loncoursedata::CL_END()];
                    346:         my $start    = 
                    347:             $classlist->{$student}->[&Apache::loncoursedata::CL_START()];
                    348:         my $id       = 
                    349:             $classlist->{$student}->[&Apache::loncoursedata::CL_ID()];
                    350:         my $section  = 
                    351:             $classlist->{$student}->[&Apache::loncoursedata::CL_SECTION()];
                    352:         my $fullname = 
                    353:             $classlist->{$student}->[&Apache::loncoursedata::CL_FULLNAME()];
                    354:         my $status   = 
                    355:             $classlist->{$student}->[&Apache::loncoursedata::CL_STATUS()];
1.76      ng        356: 	# filter students according to status selected
1.257     albertel  357: 	if ($filterlist && $env{'form.Status'} ne 'Any') {
                    358: 	    if ($env{'form.Status'} ne $status) {
1.205     matthew   359: 		delete ($classlist->{$student});
1.76      ng        360: 		next;
                    361: 	    }
                    362: 	}
1.205     matthew   363: 	$section = ($section ne '' ? $section : 'none');
1.106     albertel  364: 	if (&canview($section)) {
1.103     albertel  365: 	    if ($getsec eq 'all' || $getsec eq $section) {
                    366: 		$sections{$section}++;
1.205     matthew   367: 		$fullnames{$student}=$fullname;
1.103     albertel  368: 	    } else {
1.205     matthew   369: 		delete($classlist->{$student});
1.103     albertel  370: 	    }
                    371: 	} else {
1.205     matthew   372: 	    delete($classlist->{$student});
1.103     albertel  373: 	}
1.44      ng        374:     }
                    375:     my %seen = ();
1.56      matthew   376:     my @sections = sort(keys(%sections));
                    377:     return ($classlist,\@sections,\%fullnames);
1.44      ng        378: }
                    379: 
1.103     albertel  380: sub canmodify {
                    381:     my ($sec)=@_;
                    382:     if ($perm{'mgr'}) {
                    383: 	if (!defined($perm{'mgr_section'})) {
                    384: 	    # can modify whole class
                    385: 	    return 1;
                    386: 	} else {
                    387: 	    if ($sec eq $perm{'mgr_section'}) {
                    388: 		#can modify the requested section
                    389: 		return 1;
                    390: 	    } else {
                    391: 		# can't modify the request section
                    392: 		return 0;
                    393: 	    }
                    394: 	}
                    395:     }
                    396:     #can't modify
                    397:     return 0;
                    398: }
                    399: 
                    400: sub canview {
                    401:     my ($sec)=@_;
                    402:     if ($perm{'vgr'}) {
                    403: 	if (!defined($perm{'vgr_section'})) {
                    404: 	    # can modify whole class
                    405: 	    return 1;
                    406: 	} else {
                    407: 	    if ($sec eq $perm{'vgr_section'}) {
                    408: 		#can modify the requested section
                    409: 		return 1;
                    410: 	    } else {
                    411: 		# can't modify the request section
                    412: 		return 0;
                    413: 	    }
                    414: 	}
                    415:     }
                    416:     #can't modify
                    417:     return 0;
                    418: }
                    419: 
1.44      ng        420: #--- Retrieve the grade status of a student for all the parts
                    421: sub student_gradeStatus {
                    422:     my ($url,$symb,$udom,$uname,$partlist) = @_;
1.257     albertel  423:     my %record     = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname);
1.44      ng        424:     my %partstatus = ();
                    425:     foreach (@$partlist) {
1.128     ng        426: 	my ($status,undef)   = split(/_/,$record{"resource.$_.solved"},2);
1.44      ng        427: 	$status              = 'nothing' if ($status eq '');
                    428: 	$partstatus{$_}      = $status;
                    429: 	my $subkey           = "resource.$_.submitted_by";
                    430: 	$partstatus{$subkey} = $record{$subkey} if ($record{$subkey} ne '');
                    431:     }
                    432:     return %partstatus;
                    433: }
                    434: 
1.45      ng        435: # hidden form and javascript that calls the form
                    436: # Use by verifyscript and viewgrades
                    437: # Shows a student's view of problem and submission
                    438: sub jscriptNform {
                    439:     my ($url,$symb) = @_;
                    440:     my $jscript='<script type="text/javascript" language="javascript">'."\n".
                    441: 	'    function viewOneStudent(user,domain) {'."\n".
                    442: 	'	document.onestudent.student.value = user;'."\n".
                    443: 	'	document.onestudent.userdom.value = domain;'."\n".
                    444: 	'	document.onestudent.submit();'."\n".
                    445: 	'    }'."\n".
                    446: 	'</script>'."\n";
                    447:     $jscript.= '<form action="/adm/grades" method="post" name="onestudent">'."\n".
                    448: 	'<input type="hidden" name="symb"    value="'.$symb.'" />'."\n".
                    449: 	'<input type="hidden" name="url"     value="'.$url.'" />'."\n".
1.257     albertel  450: 	'<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
                    451: 	'<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n".
                    452: 	'<input type="hidden" name="Status"  value="'.$env{'form.Status'}.'" />'."\n".
1.45      ng        453: 	'<input type="hidden" name="command" value="submission" />'."\n".
                    454: 	'<input type="hidden" name="student" value="" />'."\n".
                    455: 	'<input type="hidden" name="userdom" value="" />'."\n".
                    456: 	'</form>'."\n";
                    457:     return $jscript;
                    458: }
1.39      ng        459: 
1.44      ng        460: #------------------ End of general use routines --------------------
1.87      www       461: 
                    462: #
                    463: # Find most similar essay
                    464: #
                    465: 
                    466: sub most_similar {
                    467:     my ($uname,$udom,$uessay)=@_;
                    468: 
                    469: # ignore spaces and punctuation
                    470: 
                    471:     $uessay=~s/\W+/ /gs;
                    472: 
                    473: # these will be returned. Do not care if not at least 50 percent similar
1.88      www       474:     my $limit=0.6;
1.87      www       475:     my $sname='';
                    476:     my $sdom='';
                    477:     my $scrsid='';
                    478:     my $sessay='';
                    479: # go through all essays ...
                    480:     foreach my $tkey (keys %oldessays) {
                    481: 	my ($tname,$tdom,$tcrsid)=split(/\./,$tkey);
                    482: # ... except the same student
1.88      www       483:         if (($tname ne $uname) || ($tdom ne $udom)) {
1.87      www       484: 	    my $tessay=$oldessays{$tkey};
                    485:             $tessay=~s/\W+/ /gs;
                    486: # String similarity gives up if not even limit
1.88      www       487:             my $tsimilar=&String::Similarity::similarity($uessay,$tessay,$limit);
1.87      www       488: # Found one
                    489:             if ($tsimilar>$limit) {
                    490: 		$limit=$tsimilar;
                    491:                 $sname=$tname;
1.88      www       492:                 $sdom=$tdom;
1.87      www       493:                 $scrsid=$tcrsid;
                    494:                 $sessay=$oldessays{$tkey};
                    495:             }
                    496:         } 
                    497:     }
1.88      www       498:     if ($limit>0.6) {
1.87      www       499:        return ($sname,$sdom,$scrsid,$sessay,$limit);
                    500:     } else {
                    501:        return ('','','','',0);
                    502:     }
                    503: }
                    504: 
1.44      ng        505: #-------------------------------------------------------------------
                    506: 
                    507: #------------------------------------ Receipt Verification Routines
1.45      ng        508: #
1.44      ng        509: #--- Check whether a receipt number is valid.---
                    510: sub verifyreceipt {
                    511:     my $request  = shift;
                    512: 
1.257     albertel  513:     my $courseid = $env{'request.course.id'};
1.184     www       514:     my $receipt  = &Apache::lonnet::recprefix($courseid).'-'.
1.257     albertel  515: 	$env{'form.receipt'};
1.44      ng        516:     $receipt     =~ s/[^\-\d]//g;
1.257     albertel  517:     my $url      = $env{'form.url'};
                    518:     my $symb     = $env{'form.symb'};
1.44      ng        519:     unless ($symb) {
                    520: 	$symb    = &Apache::lonnet::symbread($url);
                    521:     }
                    522: 
1.45      ng        523:     my $title.='<h3><font color="#339933">Verifying Submission Receipt '.
                    524: 	$receipt.'</h3></font>'."\n".
1.257     albertel  525: 	'<font size=+1><b>Resource: </b>'.$env{'form.probTitle'}.'</font><br><br>'."\n";
1.44      ng        526: 
                    527:     my ($string,$contents,$matches) = ('','',0);
1.56      matthew   528:     my (undef,undef,$fullname) = &getclasslist('all','0');
1.177     albertel  529:     
                    530:     my $receiptparts=0;
1.257     albertel  531:     if ($env{"course.$courseid.receiptalg"} eq 'receipt2') { $receiptparts=1; }
1.177     albertel  532:     my $parts=['0'];
                    533:     if ($receiptparts) { ($parts)=&response_type($url,$symb); }
1.53      albertel  534:     foreach (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1.44      ng        535: 	my ($uname,$udom)=split(/\:/);
1.177     albertel  536: 	foreach my $part (@$parts) {
                    537: 	    if ($receipt eq &Apache::lonnet::ireceipt($uname,$udom,$courseid,$symb,$part)) {
                    538: 		$contents.='<tr bgcolor="#ffffe6"><td>&nbsp;'."\n".
                    539: 		    '<a href="javascript:viewOneStudent(\''.$uname.'\',\''.$udom.
                    540: 		    '\')"; TARGET=_self>'.$$fullname{$_}.'</a>&nbsp;</td>'."\n".
                    541: 		    '<td>&nbsp;'.$uname.'&nbsp;</td>'.
                    542: 		    '<td>&nbsp;'.$udom.'&nbsp;</td>';
                    543: 		if ($receiptparts) {
                    544: 		    $contents.='<td>&nbsp;'.$part.'&nbsp;</td>';
                    545: 		}
                    546: 		$contents.='</tr>'."\n";
                    547: 		
                    548: 		$matches++;
                    549: 	    }
1.44      ng        550: 	}
                    551:     }
                    552:     if ($matches == 0) {
                    553: 	$string = $title.'No match found for the above receipt.';
                    554:     } else {
1.45      ng        555: 	$string = &jscriptNform($url,$symb).$title.
1.44      ng        556: 	    'The above receipt matches the following student'.
                    557: 	    ($matches <= 1 ? '.' : 's.')."\n".
                    558: 	    '<table border="0"><tr><td bgcolor="#777777">'."\n".
                    559: 	    '<table border="0"><tr bgcolor="#e6ffff">'."\n".
                    560: 	    '<td><b>&nbsp;Fullname&nbsp;</b></td>'."\n".
                    561: 	    '<td><b>&nbsp;Username&nbsp;</b></td>'."\n".
1.177     albertel  562: 	    '<td><b>&nbsp;Domain&nbsp;</b></td>';
                    563: 	if ($receiptparts) {
                    564: 	    $string.='<td>&nbsp;Problem Part&nbsp;</td>';
                    565: 	}
                    566: 	$string.='</tr>'."\n".$contents.
1.44      ng        567: 	    '</table></td></tr></table>'."\n";
                    568:     }
1.50      albertel  569:     return $string.&show_grading_menu_form($symb,$url);
1.44      ng        570: }
                    571: 
                    572: #--- This is called by a number of programs.
                    573: #--- Called from the Grading Menu - View/Grade an individual student
                    574: #--- Also called directly when one clicks on the subm button 
                    575: #    on the problem page.
1.30      ng        576: sub listStudents {
1.41      ng        577:     my ($request) = shift;
1.49      albertel  578: 
1.72      ng        579:     my ($symb,$url) = &get_symb_and_url($request);
1.257     albertel  580:     my $cdom      = $env{"course.$env{'request.course.id'}.domain"};
                    581:     my $cnum      = $env{"course.$env{'request.course.id'}.num"};
                    582:     my $getsec    = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
                    583:     my $submitonly= $env{'form.submitonly'} eq '' ? 'all' : $env{'form.submitonly'};
                    584: 
                    585:     my $viewgrade = $env{'form.showgrading'} eq 'yes' ? 'View/Grade/Regrade' : 'View';
                    586:     $env{'form.probTitle'} = $env{'form.probTitle'} eq '' ? 
                    587: 	&Apache::lonnet::gettitle($symb) : $env{'form.probTitle'};
1.49      albertel  588: 
1.118     ng        589:     my $result='<h3><font color="#339933">&nbsp;'.$viewgrade.
                    590: 	' Submissions for a Student or a Group of Students</font></h3>';
                    591: 
1.257     albertel  592:     my ($table,undef,$hdgrade,$partlist,$handgrade) = &showResourceInfo($url,$env{'form.probTitle'},($env{'form.showgrading'} eq 'yes'));
1.49      albertel  593: 
1.45      ng        594:     $request->print(<<LISTJAVASCRIPT);
                    595: <script type="text/javascript" language="javascript">
1.110     ng        596:     function checkSelect(checkBox) {
                    597: 	var ctr=0;
                    598: 	var sense="";
                    599: 	if (checkBox.length > 1) {
                    600: 	    for (var i=0; i<checkBox.length; i++) {
                    601: 		if (checkBox[i].checked) {
                    602: 		    ctr++;
                    603: 		}
                    604: 	    }
                    605: 	    sense = "a student or group of students";
                    606: 	} else {
                    607: 	    if (checkBox.checked) {
                    608: 		ctr = 1;
                    609: 	    }
                    610: 	    sense = "the student";
                    611: 	}
                    612: 	if (ctr == 0) {
1.126     ng        613: 	    alert("Please select "+sense+" before clicking on the Next button.");
1.110     ng        614: 	    return false;
                    615: 	}
                    616: 	document.gradesub.submit();
                    617:     }
                    618: 
                    619:     function reLoadList(formname) {
1.112     ng        620: 	if (formname.saveStatusOld.value == pullDownSelection(formname.Status)) {return;}
1.110     ng        621: 	formname.command.value = 'submission';
                    622: 	formname.submit();
                    623:     }
1.45      ng        624: </script>
                    625: LISTJAVASCRIPT
                    626: 
1.118     ng        627:     &commonJSfunctions($request);
1.41      ng        628:     $request->print($result);
1.39      ng        629: 
1.257     albertel  630:     my $checkhdgrade = ($env{'form.handgrade'} eq 'yes' && scalar(@$partlist) > 1 ) ? 'checked' : '';
1.119     ng        631:     my $checklastsub = $checkhdgrade eq '' ? 'checked' : '';
1.154     albertel  632:     my $gradeTable='<form action="/adm/grades" method="post" name="gradesub">'.
                    633: 	"\n".$table.
1.267     albertel  634: 	'&nbsp;<b>View Problem Text: </b><label><input type="radio" name="vProb" value="no" checked="on" /> no </label>'."\n".
                    635: 	'<label><input type="radio" name="vProb" value="yes" /> one student </label>'."\n".
                    636: 	'<label><input type="radio" name="vProb" value="all" /> all students </label><br />'."\n".
                    637: 	'&nbsp;<b>View Answer: </b><label><input type="radio" name="vAns" value="no"  /> no </label>'."\n".
                    638: 	'<label><input type="radio" name="vAns" value="yes" /> one student </label>'."\n".
                    639: 	'<label><input type="radio" name="vAns" value="all" checked="on" /> all students </label><br />'."\n".
1.49      albertel  640: 	'&nbsp;<b>Submissions: </b>'."\n";
1.257     albertel  641:     if ($env{'form.handgrade'} eq 'yes' && scalar(@$partlist) > 1) {
1.267     albertel  642: 	$gradeTable.='<label><input type="radio" name="lastSub" value="hdgrade" '.$checkhdgrade.' /> essay part only </label>'."\n";
1.49      albertel  643:     }
1.110     ng        644: 
1.257     albertel  645:     my $saveStatus = $env{'form.Status'} eq '' ? 'Active' : $env{'form.Status'};
                    646:     $env{'form.Status'} = $saveStatus;
1.110     ng        647: 
1.267     albertel  648:     $gradeTable.='<label><input type="radio" name="lastSub" value="lastonly" '.$checklastsub.' /> last submission only </label>'."\n".
                    649: 	'<label><input type="radio" name="lastSub" value="last" /> last submission & parts info </label>'."\n".
                    650: 	'<label><input type="radio" name="lastSub" value="datesub" /> by dates and submissions </label>'."\n".
                    651: 	'<label><input type="radio" name="lastSub" value="all" /> all details</label>'."\n".
1.45      ng        652: 	'<input type="hidden" name="section"     value="'.$getsec.'" />'."\n".
                    653: 	'<input type="hidden" name="submitonly"  value="'.$submitonly.'" />'."\n".
1.257     albertel  654: 	'<input type="hidden" name="handgrade"   value="'.$env{'form.handgrade'}.'" /><br />'."\n".
                    655: 	'<input type="hidden" name="showgrading" value="'.$env{'form.showgrading'}.'" /><br />'."\n".
                    656: 	'<input type="hidden" name="saveState"   value="'.$env{'form.saveState'}.'" />'."\n".
                    657: 	'<input type="hidden" name="probTitle"   value="'.$env{'form.probTitle'}.'" />'."\n".
1.48      albertel  658: 	'<input type="hidden" name="url"  value="'.$url.'" />'."\n".
                    659: 	'<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
1.110     ng        660: 	'<input type="hidden" name="saveStatusOld" value="'.$saveStatus.'" />'."\n";
                    661: 
1.257     albertel  662:     if (exists($env{'form.gradingMenu'}) && exists($env{'form.Status'})) {
                    663: 	$gradeTable.='<input type="hidden" name="Status"   value="'.$env{'form.Status'}.'" />'."\n";
1.124     ng        664:     } else {
                    665: 	$gradeTable.='<b>Student Status:</b> '.
                    666: 	    &Apache::lonhtmlcommon::StatusOptions($saveStatus,undef,1,'javascript:reLoadList(this.form);').'<br />';
                    667:     }
1.112     ng        668: 
1.126     ng        669:     $gradeTable.='To '.lc($viewgrade).' a submission or a group of submissions, click on the check box(es) '.
                    670: 	'next to the student\'s name(s). Then click on the Next button.<br />'."\n".
1.110     ng        671: 	'<input type="hidden" name="command" value="processGroup" />'."\n";
1.249     albertel  672: 
                    673: # checkall buttons
                    674:     $gradeTable.=&check_script('gradesub', 'stuinfo');
1.110     ng        675:     $gradeTable.='<input type="button" '."\n".
1.45      ng        676: 	'onClick="javascript:checkSelect(this.form.stuinfo);" '."\n".
1.249     albertel  677: 	'value="Next->" /> <br />'."\n";
                    678:     $gradeTable.=&check_buttons();
1.267     albertel  679:     $gradeTable.='<label><input type="checkbox" name="checkPlag" checked="on" />Check For Plagiarism</label>';
1.249     albertel  680:     my ($classlist, undef, $fullname) = &getclasslist($getsec,'1');
1.45      ng        681:     $gradeTable.='<table border="0"><tr><td bgcolor="#777777">'.
1.110     ng        682: 	'<table border="0"><tr bgcolor="#e6ffff">';
                    683:     my $loop = 0;
                    684:     while ($loop < 2) {
1.126     ng        685: 	$gradeTable.='<td><b>&nbsp;No.</b>&nbsp;</td><td><b>&nbsp;Select&nbsp;</b></td>'.
1.250     albertel  686: 	    '<td>'.&nameUserString('header').'&nbsp;Section/Group</td>';
1.257     albertel  687: 	if ($env{'form.showgrading'} eq 'yes' && $submitonly ne 'all') {
1.110     ng        688: 	    foreach (sort(@$partlist)) {
1.207     albertel  689: 		my $display_part=&get_display_part((split(/_/))[0],$url,$symb);
                    690: 		$gradeTable.='<td><b>&nbsp;Part: '.$display_part.
                    691: 		    ' Status&nbsp;</b></td>';
1.110     ng        692: 	    }
                    693: 	}
                    694: 	$loop++;
1.126     ng        695: #	$gradeTable.='<td></td>' if ($loop%2 ==1);
1.41      ng        696:     }
1.45      ng        697:     $gradeTable.='</tr>'."\n";
1.41      ng        698: 
1.45      ng        699:     my $ctr = 0;
1.53      albertel  700:     foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1.41      ng        701: 	my ($uname,$udom) = split(/:/,$student);
1.110     ng        702: 	my %status = ();
1.257     albertel  703: 	if ($env{'form.showgrading'} eq 'yes' && $submitonly ne 'all') {
1.110     ng        704: 	    (%status) =&student_gradeStatus($url,$symb,$udom,$uname,$partlist);
1.145     albertel  705: 	    my $submitted = 0;
1.164     albertel  706: 	    my $graded = 0;
1.248     albertel  707: 	    my $incorrect = 0;
1.110     ng        708: 	    foreach (keys(%status)) {
1.145     albertel  709: 		$submitted = 1 if ($status{$_} ne 'nothing');
1.248     albertel  710: 		$graded = 1 if ($status{$_} =~ /^ungraded/);
                    711: 		$incorrect = 1 if ($status{$_} =~ /^incorrect/);
                    712: 		
1.110     ng        713: 		my ($foo,$partid,$foo1) = split(/\./,$_);
                    714: 		if ($status{'resource.'.$partid.'.submitted_by'} ne '') {
1.145     albertel  715: 		    $submitted = 0;
1.150     albertel  716: 		    my ($part)=split(/\./,$partid);
1.110     ng        717: 		    $gradeTable.='<input type="hidden" name="'.
1.150     albertel  718: 			$student.':'.$part.':submitted_by" value="'.
1.110     ng        719: 			$status{'resource.'.$partid.'.submitted_by'}.'" />';
                    720: 		}
1.41      ng        721: 	    }
1.248     albertel  722: 	    
1.156     albertel  723: 	    next if (!$submitted && ($submitonly eq 'yes' ||
                    724: 				     $submitonly eq 'incorrect' ||
                    725: 				     $submitonly eq 'graded'));
1.248     albertel  726: 	    next if (!$graded && ($submitonly eq 'graded'));
                    727: 	    next if (!$incorrect && $submitonly eq 'incorrect');
1.41      ng        728: 	}
1.34      ng        729: 
1.45      ng        730: 	$ctr++;
1.249     albertel  731: 	my $section = $classlist->{$student}->[&Apache::loncoursedata::CL_SECTION()];
                    732: 
1.104     albertel  733: 	if ( $perm{'vgr'} eq 'F' ) {
1.110     ng        734: 	    $gradeTable.='<tr bgcolor="#ffffe6">' if ($ctr%2 ==1);
1.126     ng        735: 	    $gradeTable.='<td align="right">'.$ctr.'&nbsp;</td>'.
1.249     albertel  736:                '<td align="center"><label><input type=checkbox name="stuinfo" value="'.
                    737:                $student.':'.$$fullname{$student}.':::SECTION'.$section.
                    738: 	       ')&nbsp;" />&nbsp;&nbsp;</label></td>'."\n".'<td>'.
                    739: 	       &nameUserString(undef,$$fullname{$student},$uname,$udom).
                    740: 	       '&nbsp;'.$section.'</td>'."\n";
1.110     ng        741: 
1.257     albertel  742: 	    if ($env{'form.showgrading'} eq 'yes' && $submitonly ne 'all') {
1.110     ng        743: 		foreach (sort keys(%status)) {
                    744: 		    next if (/^resource.*?submitted_by$/);
                    745: 		    $gradeTable.='<td align="middle">&nbsp;'.$status{$_}.'&nbsp;</td>'."\n";
                    746: 		}
1.41      ng        747: 	    }
1.126     ng        748: #	    $gradeTable.='<td></td>' if ($ctr%2 ==1);
1.110     ng        749: 	    $gradeTable.='</tr>'."\n" if ($ctr%2 ==0);
1.41      ng        750: 	}
                    751:     }
1.110     ng        752:     if ($ctr%2 ==1) {
1.126     ng        753: 	$gradeTable.='<td>&nbsp;</td><td>&nbsp;</td><td>&nbsp;</td>';
1.257     albertel  754: 	    if ($env{'form.showgrading'} eq 'yes' && $submitonly ne 'all') {
1.110     ng        755: 		foreach (@$partlist) {
                    756: 		    $gradeTable.='<td>&nbsp;</td>';
                    757: 		}
                    758: 	    }
                    759: 	$gradeTable.='</tr>';
                    760:     }
                    761: 
1.249     albertel  762:     $gradeTable.='</table></td></tr></table>'."\n".
1.45      ng        763: 	'<input type="button" '.
                    764: 	'onClick="javascript:checkSelect(this.form.stuinfo);" '.
1.126     ng        765: 	'value="Next->" /></form>'."\n";
1.45      ng        766:     if ($ctr == 0) {
1.96      albertel  767: 	my $num_students=(scalar(keys(%$fullname)));
                    768: 	if ($num_students eq 0) {
                    769: 	    $gradeTable='<br />&nbsp;<font color="red">There are no students currently enrolled.</font>';
                    770: 	} else {
1.171     albertel  771: 	    my $submissions='submissions';
                    772: 	    if ($submitonly eq 'incorrect') { $submissions = 'incorrect submissions'; }
                    773: 	    if ($submitonly eq 'graded'   ) { $submissions = 'ungraded submissions'; }
1.96      albertel  774: 	    $gradeTable='<br />&nbsp;<font color="red">'.
1.171     albertel  775: 		'No '.$submissions.' found for this resource for any students. ('.$num_students.
                    776: 		' students checked for '.$submissions.')</font><br />';
1.96      albertel  777: 	}
1.46      ng        778:     } elsif ($ctr == 1) {
                    779: 	$gradeTable =~ s/type=checkbox/type=checkbox checked/;
1.45      ng        780:     }
1.50      albertel  781:     $gradeTable.=&show_grading_menu_form($symb,$url);
1.45      ng        782:     $request->print($gradeTable);
1.44      ng        783:     return '';
1.10      ng        784: }
                    785: 
1.44      ng        786: #---- Called from the listStudents routine
1.249     albertel  787: 
                    788: sub check_script {
                    789:     my ($form, $type)=@_;
                    790:     my $chkallscript='<script type="text/javascript">
                    791:     function checkall() {
                    792:         for (i=0; i<document.forms.'.$form.'.elements.length; i++) {
                    793:             ele = document.forms.'.$form.'.elements[i];
                    794:             if (ele.name == "'.$type.'") {
                    795:             document.forms.'.$form.'.elements[i].checked=true;
                    796:                                        }
                    797:         }
                    798:     }
                    799: 
                    800:     function checksec() {
                    801:         for (i=0; i<document.forms.'.$form.'.elements.length; i++) {
                    802:             ele = document.forms.'.$form.'.elements[i];
                    803:            string = document.forms.'.$form.'.chksec.value;
                    804:            if
                    805:           (ele.value.indexOf(":::SECTION"+string)>0) {
                    806:               document.forms.'.$form.'.elements[i].checked=true;
                    807:             }
                    808:         }
                    809:     }
                    810: 
                    811: 
                    812:     function uncheckall() {
                    813:         for (i=0; i<document.forms.'.$form.'.elements.length; i++) {
                    814:             ele = document.forms.'.$form.'.elements[i];
                    815:             if (ele.name == "'.$type.'") {
                    816:             document.forms.'.$form.'.elements[i].checked=false;
                    817:                                        }
                    818:         }
                    819:     }
                    820: 
                    821: </script>'."\n";
                    822:     return $chkallscript;
                    823: }
                    824: 
                    825: sub check_buttons {
                    826:     my $buttons.='<input type="button" onclick="checkall()" value="Check All" />';
                    827:     $buttons.='<input type="button" onclick="uncheckall()" value="Uncheck All" />&nbsp;';
                    828:     $buttons.='<input type="button" onclick="checksec()" value="Check Section/Group" />';
                    829:     $buttons.='<input type="text" size="5" name="chksec" />&nbsp;';
                    830:     return $buttons;
                    831: }
                    832: 
1.44      ng        833: #     Displays the submissions for one student or a group of students
1.34      ng        834: sub processGroup {
1.41      ng        835:     my ($request)  = shift;
                    836:     my $ctr        = 0;
1.155     albertel  837:     my @stuchecked = &Apache::loncommon::get_env_multiple('form.stuinfo');
1.41      ng        838:     my $total      = scalar(@stuchecked)-1;
1.45      ng        839: 
1.41      ng        840:     foreach (@stuchecked) {
                    841: 	my ($uname,$udom,$fullname) = split(/:/);
1.257     albertel  842: 	$env{'form.student'}        = $uname;
                    843: 	$env{'form.userdom'}        = $udom;
                    844: 	$env{'form.fullname'}       = $fullname;
1.41      ng        845: 	&submission($request,$ctr,$total);
                    846: 	$ctr++;
                    847:     }
                    848:     return '';
1.35      ng        849: }
1.34      ng        850: 
1.44      ng        851: #------------------------------------------------------------------------------------
                    852: #
                    853: #-------------------------- Next few routines handles grading by student, essentially
                    854: #                           handles essay response type problem/part
                    855: #
                    856: #--- Javascript to handle the submission page functionality ---
                    857: sub sub_page_js {
                    858:     my $request = shift;
                    859:     $request->print(<<SUBJAVASCRIPT);
                    860: <script type="text/javascript" language="javascript">
1.71      ng        861:     function updateRadio(formname,id,weight) {
1.125     ng        862: 	var gradeBox = formname["GD_BOX"+id];
                    863: 	var radioButton = formname["RADVAL"+id];
                    864: 	var oldpts = formname["oldpts"+id].value;
1.72      ng        865: 	var pts = checkSolved(formname,id) == 'update' ? gradeBox.value : oldpts;
1.71      ng        866: 	gradeBox.value = pts;
                    867: 	var resetbox = false;
                    868: 	if (isNaN(pts) || pts < 0) {
                    869: 	    alert("A number equal or greater than 0 is expected. Entered value = "+pts);
                    870: 	    for (var i=0; i<radioButton.length; i++) {
                    871: 		if (radioButton[i].checked) {
                    872: 		    gradeBox.value = i;
                    873: 		    resetbox = true;
                    874: 		}
                    875: 	    }
                    876: 	    if (!resetbox) {
                    877: 		formtextbox.value = "";
                    878: 	    }
                    879: 	    return;
1.44      ng        880: 	}
1.71      ng        881: 
                    882: 	if (pts > weight) {
                    883: 	    var resp = confirm("You entered a value ("+pts+
                    884: 			       ") greater than the weight for the part. Accept?");
                    885: 	    if (resp == false) {
1.125     ng        886: 		gradeBox.value = oldpts;
1.71      ng        887: 		return;
                    888: 	    }
1.44      ng        889: 	}
1.13      albertel  890: 
1.71      ng        891: 	for (var i=0; i<radioButton.length; i++) {
                    892: 	    radioButton[i].checked=false;
                    893: 	    if (pts == i && pts != "") {
                    894: 		radioButton[i].checked=true;
                    895: 	    }
                    896: 	}
                    897: 	updateSelect(formname,id);
1.125     ng        898: 	formname["stores"+id].value = "0";
1.41      ng        899:     }
1.5       albertel  900: 
1.72      ng        901:     function writeBox(formname,id,pts) {
1.125     ng        902: 	var gradeBox = formname["GD_BOX"+id];
1.71      ng        903: 	if (checkSolved(formname,id) == 'update') {
                    904: 	    gradeBox.value = pts;
                    905: 	} else {
1.125     ng        906: 	    var oldpts = formname["oldpts"+id].value;
1.72      ng        907: 	    gradeBox.value = oldpts;
1.125     ng        908: 	    var radioButton = formname["RADVAL"+id];
1.71      ng        909: 	    for (var i=0; i<radioButton.length; i++) {
                    910: 		radioButton[i].checked=false;
1.72      ng        911: 		if (i == oldpts) {
1.71      ng        912: 		    radioButton[i].checked=true;
                    913: 		}
                    914: 	    }
1.41      ng        915: 	}
1.125     ng        916: 	formname["stores"+id].value = "0";
1.71      ng        917: 	updateSelect(formname,id);
                    918: 	return;
1.41      ng        919:     }
1.44      ng        920: 
1.71      ng        921:     function clearRadBox(formname,id) {
                    922: 	if (checkSolved(formname,id) == 'noupdate') {
                    923: 	    updateSelect(formname,id);
                    924: 	    return;
                    925: 	}
1.125     ng        926: 	gradeSelect = formname["GD_SEL"+id];
1.71      ng        927: 	for (var i=0; i<gradeSelect.length; i++) {
                    928: 	    if (gradeSelect[i].selected) {
                    929: 		var selectx=i;
                    930: 	    }
                    931: 	}
1.125     ng        932: 	var stores = formname["stores"+id];
1.71      ng        933: 	if (selectx == stores.value) { return };
1.125     ng        934: 	var gradeBox = formname["GD_BOX"+id];
1.71      ng        935: 	gradeBox.value = "";
1.125     ng        936: 	var radioButton = formname["RADVAL"+id];
1.71      ng        937: 	for (var i=0; i<radioButton.length; i++) {
                    938: 	    radioButton[i].checked=false;
                    939: 	}
                    940: 	stores.value = selectx;
                    941:     }
1.5       albertel  942: 
1.71      ng        943:     function checkSolved(formname,id) {
1.125     ng        944: 	if (formname["solved"+id].value == "correct_by_student" && formname.overRideScore.value == 'no') {
1.118     ng        945: 	    var reply = confirm("This problem has been graded correct by the computer. Do you want to change the score?");
                    946: 	    if (!reply) {return "noupdate";}
1.120     ng        947: 	    formname.overRideScore.value = 'yes';
1.41      ng        948: 	}
1.71      ng        949: 	return "update";
1.13      albertel  950:     }
1.71      ng        951: 
                    952:     function updateSelect(formname,id) {
1.125     ng        953: 	formname["GD_SEL"+id][0].selected = true;
1.71      ng        954: 	return;
1.41      ng        955:     }
1.33      ng        956: 
1.121     ng        957: //=========== Check that a point is assigned for all the parts  ============
1.71      ng        958:     function checksubmit(formname,val,total,parttot) {
1.121     ng        959: 	formname.gradeOpt.value = val;
1.71      ng        960: 	if (val == "Save & Next") {
                    961: 	    for (i=0;i<=total;i++) {
                    962: 		for (j=0;j<parttot;j++) {
1.125     ng        963: 		    var partid = formname["partid"+i+"_"+j].value;
1.127     ng        964: 		    if (formname["GD_SEL"+i+"_"+partid][0].selected) {
1.125     ng        965: 			var points = formname["GD_BOX"+i+"_"+partid].value;
1.71      ng        966: 			if (points == "") {
1.125     ng        967: 			    var name = formname["name"+i].value;
1.129     ng        968: 			    var studentID = (name != '' ? name : formname["unamedom"+i].value);
                    969: 			    var resp = confirm("You did not assign a score for "+studentID+
                    970: 					       ", part "+partid+". Continue?");
1.71      ng        971: 			    if (resp == false) {
1.125     ng        972: 				formname["GD_BOX"+i+"_"+partid].focus();
1.71      ng        973: 				return false;
                    974: 			    }
                    975: 			}
                    976: 		    }
                    977: 		    
                    978: 		}
                    979: 	    }
                    980: 	    
                    981: 	}
1.121     ng        982: 	if (val == "Grade Student") {
                    983: 	    formname.showgrading.value = "yes";
                    984: 	    if (formname.Status.value == "") {
                    985: 		formname.Status.value = "Active";
                    986: 	    }
                    987: 	    formname.studentNo.value = total;
                    988: 	}
1.120     ng        989: 	formname.submit();
                    990:     }
                    991: 
1.71      ng        992: //======= Check that a score is assigned for all the problems (page/sequence grading only) =========
                    993:     function checkSubmitPage(formname,total) {
                    994: 	noscore = new Array(100);
                    995: 	var ptr = 0;
                    996: 	for (i=1;i<total;i++) {
1.125     ng        997: 	    var partid = formname["q_"+i].value;
1.127     ng        998: 	    if (formname["GD_SEL"+i+"_"+partid][0].selected) {
1.125     ng        999: 		var points = formname["GD_BOX"+i+"_"+partid].value;
                   1000: 		var status = formname["solved"+i+"_"+partid].value;
1.71      ng       1001: 		if (points == "" && status != "correct_by_student") {
                   1002: 		    noscore[ptr] = i;
                   1003: 		    ptr++;
                   1004: 		}
                   1005: 	    }
                   1006: 	}
                   1007: 	if (ptr != 0) {
                   1008: 	    var sense = ptr == 1 ? ": " : "s: ";
                   1009: 	    var prolist = "";
                   1010: 	    if (ptr == 1) {
                   1011: 		prolist = noscore[0];
                   1012: 	    } else {
                   1013: 		var i = 0;
                   1014: 		while (i < ptr-1) {
                   1015: 		    prolist += noscore[i]+", ";
                   1016: 		    i++;
                   1017: 		}
                   1018: 		prolist += "and "+noscore[i];
                   1019: 	    }
                   1020: 	    var resp = confirm("You did not assign any score for the following problem"+sense+prolist+". Continue?");
                   1021: 	    if (resp == false) {
                   1022: 		return false;
                   1023: 	    }
                   1024: 	}
1.45      ng       1025: 
1.71      ng       1026: 	formname.submit();
                   1027:     }
                   1028: </script>
                   1029: SUBJAVASCRIPT
                   1030: }
1.45      ng       1031: 
1.71      ng       1032: #--- javascript for essay type problem --
                   1033: sub sub_page_kw_js {
                   1034:     my $request = shift;
1.80      ng       1035:     my $iconpath = $request->dir_config('lonIconsURL');
1.118     ng       1036:     &commonJSfunctions($request);
1.219     www      1037:     my $docopen=&Apache::lonhtmlcommon::javascript_docopen();
1.236     albertel 1038:     $docopen=~s/^document\.//;
1.71      ng       1039:     $request->print(<<SUBJAVASCRIPT);
                   1040: <script type="text/javascript" language="javascript">
1.45      ng       1041: 
1.44      ng       1042: //===================== Show list of keywords ====================
1.122     ng       1043:   function keywords(formname) {
                   1044:     var nret = prompt("Keywords list, separated by a space. Add/delete to list if desired.",formname.keywords.value);
1.44      ng       1045:     if (nret==null) return;
1.122     ng       1046:     formname.keywords.value = nret;
1.44      ng       1047: 
1.122     ng       1048:     if (formname.keywords.value != "") {
1.128     ng       1049: 	formname.refresh.value = "on";
1.122     ng       1050: 	formname.submit();
1.44      ng       1051:     }
                   1052:     return;
                   1053:   }
                   1054: 
                   1055: //===================== Script to view submitted by ==================
                   1056:   function viewSubmitter(submitter) {
                   1057:     document.SCORE.refresh.value = "on";
                   1058:     document.SCORE.NCT.value = "1";
                   1059:     document.SCORE.unamedom0.value = submitter;
                   1060:     document.SCORE.submit();
                   1061:     return;
                   1062:   }
                   1063: 
                   1064: //===================== Script to add keyword(s) ==================
                   1065:   function getSel() {
                   1066:     if (document.getSelection) txt = document.getSelection();
                   1067:     else if (document.selection) txt = document.selection.createRange().text;
                   1068:     else return;
                   1069:     var cleantxt = txt.replace(new RegExp('([\\f\\n\\r\\t\\v ])+', 'g')," ");
                   1070:     if (cleantxt=="") {
1.46      ng       1071: 	alert("Please select a word or group of words from document and then click this link.");
1.44      ng       1072: 	return;
                   1073:     }
                   1074:     var nret = prompt("Add selection to keyword list? Edit if desired.",cleantxt);
                   1075:     if (nret==null) return;
1.127     ng       1076:     document.SCORE.keywords.value = document.SCORE.keywords.value+" "+nret;
1.44      ng       1077:     if (document.SCORE.keywords.value != "") {
1.127     ng       1078: 	document.SCORE.refresh.value = "on";
1.44      ng       1079: 	document.SCORE.submit();
                   1080:     }
                   1081:     return;
                   1082:   }
                   1083: 
                   1084: //====================== Script for composing message ==============
1.80      ng       1085:    // preload images
                   1086:    img1 = new Image();
                   1087:    img1.src = "$iconpath/mailbkgrd.gif";
                   1088:    img2 = new Image();
                   1089:    img2.src = "$iconpath/mailto.gif";
                   1090: 
1.44      ng       1091:   function msgCenter(msgform,usrctr,fullname) {
                   1092:     var Nmsg  = msgform.savemsgN.value;
                   1093:     savedMsgHeader(Nmsg,usrctr,fullname);
                   1094:     var subject = msgform.msgsub.value;
1.127     ng       1095:     var msgchk = document.SCORE["includemsg"+usrctr].value;
1.44      ng       1096:     re = /msgsub/;
                   1097:     var shwsel = "";
                   1098:     if (re.test(msgchk)) { shwsel = "checked" }
1.123     ng       1099:     subject = (document.SCORE.shownSub.value == 0 ? checkEntities(subject) : subject);
                   1100:     displaySubject(checkEntities(subject),shwsel);
1.44      ng       1101:     for (var i=1; i<=Nmsg; i++) {
1.123     ng       1102: 	var testmsg = "savemsg"+i+",";
                   1103: 	re = new RegExp(testmsg,"g");
1.44      ng       1104: 	shwsel = "";
                   1105: 	if (re.test(msgchk)) { shwsel = "checked" }
1.125     ng       1106: 	var message = document.SCORE["savemsg"+i].value;
1.126     ng       1107: 	message = (document.SCORE["shownOnce"+i].value == 0 ? checkEntities(message) : message);
1.123     ng       1108: 	displaySavedMsg(i,message,shwsel); //I do not get it. w/o checkEntities on saved messages,
                   1109: 	                                   //any &lt; is already converted to <, etc. However, only once!!
1.44      ng       1110:     }
1.125     ng       1111:     newmsg = document.SCORE["newmsg"+usrctr].value;
1.44      ng       1112:     shwsel = "";
                   1113:     re = /newmsg/;
                   1114:     if (re.test(msgchk)) { shwsel = "checked" }
                   1115:     newMsg(newmsg,shwsel);
                   1116:     msgTail(); 
                   1117:     return;
                   1118:   }
                   1119: 
1.123     ng       1120:   function checkEntities(strx) {
                   1121:     if (strx.length == 0) return strx;
                   1122:     var orgStr = ["&", "<", ">", '"']; 
                   1123:     var newStr = ["&amp;", "&lt;", "&gt;", "&quot;"];
                   1124:     var counter = 0;
                   1125:     while (counter < 4) {
                   1126: 	strx = strReplace(strx,orgStr[counter],newStr[counter]);
                   1127: 	counter++;
                   1128:     }
                   1129:     return strx;
                   1130:   }
                   1131: 
                   1132:   function strReplace(strx, orgStr, newStr) {
                   1133:     return strx.split(orgStr).join(newStr);
                   1134:   }
                   1135: 
1.44      ng       1136:   function savedMsgHeader(Nmsg,usrctr,fullname) {
1.76      ng       1137:     var height = 70*Nmsg+250;
1.44      ng       1138:     var scrollbar = "no";
                   1139:     if (height > 600) {
                   1140: 	height = 600;
                   1141: 	scrollbar = "yes";
                   1142:     }
1.118     ng       1143:     var xpos = (screen.width-600)/2;
                   1144:     xpos = (xpos < 0) ? '0' : xpos;
                   1145:     var ypos = (screen.height-height)/2-30;
                   1146:     ypos = (ypos < 0) ? '0' : ypos;
                   1147: 
1.206     albertel 1148:     pWin = window.open('', 'MessageCenter', 'resizable=yes,toolbar=no,location=no,scrollbars='+scrollbar+',screenx='+xpos+',screeny='+ypos+',width=600,height='+height);
1.76      ng       1149:     pWin.focus();
                   1150:     pDoc = pWin.document;
1.219     www      1151:     pDoc.$docopen;
1.76      ng       1152:     pDoc.write("<html><head>");
                   1153:     pDoc.write("<title>Message Central</title>");
                   1154: 
                   1155:     pDoc.write("<script language=javascript>");
                   1156:     pDoc.write("function checkInput() {");
1.123     ng       1157:     pDoc.write("  opener.document.SCORE.msgsub.value = opener.checkEntities(document.msgcenter.msgsub.value);");
1.76      ng       1158:     pDoc.write("  var nmsg   = opener.document.SCORE.savemsgN.value;");
                   1159:     pDoc.write("  var usrctr = document.msgcenter.usrctr.value;");
1.125     ng       1160:     pDoc.write("  var newval = opener.document.SCORE[\\"newmsg\\"+usrctr];");
1.123     ng       1161:     pDoc.write("  newval.value = opener.checkEntities(document.msgcenter.newmsg.value);");
1.76      ng       1162: 
                   1163:     pDoc.write("  var msgchk = \\"\\";");
                   1164:     pDoc.write("  if (document.msgcenter.subchk.checked) {");
                   1165:     pDoc.write("     msgchk = \\"msgsub,\\";");
                   1166:     pDoc.write("  }");
1.80      ng       1167:     pDoc.write("  var includemsg = 0;");
                   1168:     pDoc.write("  for (var i=1; i<=nmsg; i++) {");
1.125     ng       1169:     pDoc.write("      var opnmsg = opener.document.SCORE[\\"savemsg\\"+i];");
                   1170:     pDoc.write("      var frmmsg = document.msgcenter[\\"msg\\"+i];");
1.123     ng       1171:     pDoc.write("      opnmsg.value = opener.checkEntities(frmmsg.value);");
1.125     ng       1172:     pDoc.write("      var showflg = opener.document.SCORE[\\"shownOnce\\"+i];");
1.123     ng       1173:     pDoc.write("      showflg.value = \\"1\\";");
1.125     ng       1174:     pDoc.write("      var chkbox = document.msgcenter[\\"msgn\\"+i];");
1.76      ng       1175:     pDoc.write("      if (chkbox.checked) {");
                   1176:     pDoc.write("         msgchk += \\"savemsg\\"+i+\\",\\";");
1.80      ng       1177:     pDoc.write("         includemsg = 1;");
1.76      ng       1178:     pDoc.write("      }");
                   1179:     pDoc.write("  }");
                   1180:     pDoc.write("  if (document.msgcenter.newmsgchk.checked) {");
                   1181:     pDoc.write("     msgchk += \\"newmsg\\"+usrctr;");
1.80      ng       1182:     pDoc.write("     includemsg = 1;");
                   1183:     pDoc.write("  }");
1.125     ng       1184:     pDoc.write("  imgformname = opener.document.SCORE[\\"mailicon\\"+usrctr];");
1.84      ng       1185:     pDoc.write("  imgformname.src = \\"$iconpath/\\"+((includemsg) ? \\"mailto.gif\\" : \\"mailbkgrd.gif\\");");
1.125     ng       1186:     pDoc.write("  var includemsg = opener.document.SCORE[\\"includemsg\\"+usrctr];");
1.76      ng       1187:     pDoc.write("  includemsg.value = msgchk;");
                   1188: 
                   1189:     pDoc.write("  self.close()");
                   1190: 
                   1191:     pDoc.write("}");
                   1192: 
                   1193:     pDoc.write("<");
                   1194:     pDoc.write("/script>");
                   1195: 
                   1196:     pDoc.write("</head><body bgcolor=white>");
                   1197: 
                   1198:     pDoc.write("<form action=\\"inactive\\" name=\\"msgcenter\\">");
                   1199:     pDoc.write("<input value=\\""+usrctr+"\\" name=\\"usrctr\\" type=\\"hidden\\">");
                   1200:     pDoc.write("<font color=\\"green\\" size=+1>&nbsp;Compose Message for \"+fullname+\"</font><br><br>");
                   1201: 
                   1202:     pDoc.write("<table border=0 width=100%><tr><td bgcolor=\\"#777777\\">");
                   1203:     pDoc.write("<table border=0 width=100%><tr bgcolor=\\"#ddffff\\">");
                   1204:     pDoc.write("<td><b>Type</b></td><td><b>Include</b></td><td><b>Message</td></tr>");
1.44      ng       1205: }
                   1206:     function displaySubject(msg,shwsel) {
1.76      ng       1207:     pDoc = pWin.document;
                   1208:     pDoc.write("<tr bgcolor=\\"#ffffdd\\">");
                   1209:     pDoc.write("<td>Subject</td>");
                   1210:     pDoc.write("<td align=\\"center\\"><input name=\\"subchk\\" type=\\"checkbox\\"" +shwsel+"></td>");
                   1211:     pDoc.write("<td><input name=\\"msgsub\\" type=\\"text\\" value=\\""+msg+"\\"size=\\"60\\" maxlength=\\"80\\"></td></tr>");
1.44      ng       1212: }
                   1213: 
1.72      ng       1214:   function displaySavedMsg(ctr,msg,shwsel) {
1.76      ng       1215:     pDoc = pWin.document;
                   1216:     pDoc.write("<tr bgcolor=\\"#ffffdd\\">");
                   1217:     pDoc.write("<td align=\\"center\\">"+ctr+"</td>");
                   1218:     pDoc.write("<td align=\\"center\\"><input name=\\"msgn"+ctr+"\\" type=\\"checkbox\\"" +shwsel+"></td>");
                   1219:     pDoc.write("<td><textarea name=\\"msg"+ctr+"\\" cols=\\"60\\" rows=\\"3\\">"+msg+"</textarea></td></tr>");
1.44      ng       1220: }
                   1221: 
                   1222:   function newMsg(newmsg,shwsel) {
1.76      ng       1223:     pDoc = pWin.document;
                   1224:     pDoc.write("<tr bgcolor=\\"#ffffdd\\">");
                   1225:     pDoc.write("<td align=\\"center\\">New</td>");
                   1226:     pDoc.write("<td align=\\"center\\"><input name=\\"newmsgchk\\" type=\\"checkbox\\"" +shwsel+"></td>");
                   1227:     pDoc.write("<td><textarea name=\\"newmsg\\" cols=\\"60\\" rows=\\"3\\" onchange=\\"javascript:this.form.newmsgchk.checked=true\\" >"+newmsg+"</textarea></td></tr>");
1.44      ng       1228: }
                   1229: 
                   1230:   function msgTail() {
1.76      ng       1231:     pDoc = pWin.document;
                   1232:     pDoc.write("</table>");
                   1233:     pDoc.write("</td></tr></table>&nbsp;");
                   1234:     pDoc.write("<input type=\\"button\\" value=\\"Save\\" onClick=\\"javascript:checkInput()\\">&nbsp;&nbsp;");
                   1235:     pDoc.write("<input type=\\"button\\" value=\\"Cancel\\" onClick=\\"self.close()\\"><br><br>");
                   1236:     pDoc.write("</form>");
                   1237:     pDoc.write("</body></html>");
1.128     ng       1238:     pDoc.close();
1.44      ng       1239: }
                   1240: 
                   1241: //====================== Script for keyword highlight options ==============
                   1242:   function kwhighlight() {
                   1243:     var kwclr    = document.SCORE.kwclr.value;
                   1244:     var kwsize   = document.SCORE.kwsize.value;
                   1245:     var kwstyle  = document.SCORE.kwstyle.value;
                   1246:     var redsel = "";
                   1247:     var grnsel = "";
                   1248:     var blusel = "";
                   1249:     if (kwclr=="red")   {var redsel="checked"};
                   1250:     if (kwclr=="green") {var grnsel="checked"};
                   1251:     if (kwclr=="blue")  {var blusel="checked"};
                   1252:     var sznsel = "";
                   1253:     var sz1sel = "";
                   1254:     var sz2sel = "";
                   1255:     if (kwsize=="0")  {var sznsel="checked"};
                   1256:     if (kwsize=="+1") {var sz1sel="checked"};
                   1257:     if (kwsize=="+2") {var sz2sel="checked"};
                   1258:     var synsel = "";
                   1259:     var syisel = "";
                   1260:     var sybsel = "";
                   1261:     if (kwstyle=="")    {var synsel="checked"};
                   1262:     if (kwstyle=="<i>") {var syisel="checked"};
                   1263:     if (kwstyle=="<b>") {var sybsel="checked"};
                   1264:     highlightCentral();
                   1265:     highlightbody('red','red',redsel,'0','normal',sznsel,'','normal',synsel);
                   1266:     highlightbody('green','green',grnsel,'+1','+1',sz1sel,'<i>','italic',syisel);
                   1267:     highlightbody('blue','blue',blusel,'+2','+2',sz2sel,'<b>','bold',sybsel);
                   1268:     highlightend();
                   1269:     return;
                   1270:   }
                   1271: 
                   1272:   function highlightCentral() {
1.76      ng       1273: //    if (window.hwdWin) window.hwdWin.close();
1.118     ng       1274:     var xpos = (screen.width-400)/2;
                   1275:     xpos = (xpos < 0) ? '0' : xpos;
                   1276:     var ypos = (screen.height-330)/2-30;
                   1277:     ypos = (ypos < 0) ? '0' : ypos;
                   1278: 
1.206     albertel 1279:     hwdWin = window.open('', 'KeywordHighlightCentral', 'resizeable=yes,toolbar=no,location=no,scrollbars=no,width=400,height=300,screenx='+xpos+',screeny='+ypos);
1.76      ng       1280:     hwdWin.focus();
                   1281:     var hDoc = hwdWin.document;
1.219     www      1282:     hDoc.$docopen;
1.76      ng       1283:     hDoc.write("<html><head>");
                   1284:     hDoc.write("<title>Highlight Central</title>");
                   1285: 
                   1286:     hDoc.write("<script language=javascript>");
                   1287:     hDoc.write("function updateChoice(flag) {");
1.118     ng       1288:     hDoc.write("  opener.document.SCORE.kwclr.value = opener.radioSelection(document.hlCenter.kwdclr);");
                   1289:     hDoc.write("  opener.document.SCORE.kwsize.value = opener.radioSelection(document.hlCenter.kwdsize);");
                   1290:     hDoc.write("  opener.document.SCORE.kwstyle.value = opener.radioSelection(document.hlCenter.kwdstyle);");
1.76      ng       1291:     hDoc.write("  opener.document.SCORE.refresh.value = \\"on\\";");
                   1292:     hDoc.write("  if (opener.document.SCORE.keywords.value!=\\"\\"){");
                   1293:     hDoc.write("     opener.document.SCORE.submit();");
                   1294:     hDoc.write("  }");
                   1295:     hDoc.write("  self.close()");
                   1296:     hDoc.write("}");
                   1297: 
                   1298:     hDoc.write("<");
                   1299:     hDoc.write("/script>");
                   1300: 
                   1301:     hDoc.write("</head><body bgcolor=white>");
                   1302: 
                   1303:     hDoc.write("<form action=\\"inactive\\" name=\\"hlCenter\\">");
                   1304:     hDoc.write("<font color=\\"green\\" size=+1>&nbsp;Keyword Highlight Options</font><br><br>");
                   1305: 
                   1306:     hDoc.write("<table border=0 width=100%><tr><td bgcolor=\\"#777777\\">");
                   1307:     hDoc.write("<table border=0 width=100%><tr bgcolor=\\"#ddffff\\">");
                   1308:     hDoc.write("<td><b>Text Color</b></td><td><b>Font Size</b></td><td><b>Font Style</td></tr>");
1.44      ng       1309:   }
                   1310: 
                   1311:   function highlightbody(clrval,clrtxt,clrsel,szval,sztxt,szsel,syval,sytxt,sysel) { 
1.76      ng       1312:     var hDoc = hwdWin.document;
                   1313:     hDoc.write("<tr bgcolor=\\"#ffffdd\\">");
                   1314:     hDoc.write("<td align=\\"left\\">");
                   1315:     hDoc.write("<input name=\\"kwdclr\\" type=\\"radio\\" value=\\""+clrval+"\\" "+clrsel+">&nbsp;"+clrtxt+"</td>");
                   1316:     hDoc.write("<td align=\\"left\\">");
                   1317:     hDoc.write("<input name=\\"kwdsize\\" type=\\"radio\\" value=\\""+szval+"\\" "+szsel+">&nbsp;"+sztxt+"</td>");
                   1318:     hDoc.write("<td align=\\"left\\">");
                   1319:     hDoc.write("<input name=\\"kwdstyle\\" type=\\"radio\\" value=\\""+syval+"\\" "+sysel+">&nbsp;"+sytxt+"</td>");
                   1320:     hDoc.write("</tr>");
1.44      ng       1321:   }
                   1322: 
                   1323:   function highlightend() { 
1.76      ng       1324:     var hDoc = hwdWin.document;
                   1325:     hDoc.write("</table>");
                   1326:     hDoc.write("</td></tr></table>&nbsp;");
                   1327:     hDoc.write("<input type=\\"button\\" value=\\"Save\\" onClick=\\"javascript:updateChoice(1)\\">&nbsp;&nbsp;");
                   1328:     hDoc.write("<input type=\\"button\\" value=\\"Cancel\\" onClick=\\"self.close()\\"><br><br>");
                   1329:     hDoc.write("</form>");
                   1330:     hDoc.write("</body></html>");
1.128     ng       1331:     hDoc.close();
1.44      ng       1332:   }
                   1333: 
                   1334: </script>
                   1335: SUBJAVASCRIPT
                   1336: }
                   1337: 
1.71      ng       1338: #--- displays the grading box, used in essay type problem and grading by page/sequence
                   1339: sub gradeBox {
                   1340:     my ($request,$symb,$uname,$udom,$counter,$partid,$record) = @_;
                   1341: 
                   1342:     my $checkIcon = '<img src="'.$request->dir_config('lonIconsURL').
                   1343: 	'/check.gif" height="16" border="0" />';
                   1344: 
                   1345:     my $wgt    = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb,$udom,$uname);
                   1346:     my $wgtmsg = ($wgt > 0 ? '(problem weight)' : 
                   1347: 		  '<font color="red">problem weight assigned by computer</font>');
                   1348:     $wgt       = ($wgt > 0 ? $wgt : '1');
                   1349:     my $score  = ($$record{'resource.'.$partid.'.awarded'} eq '' ?
                   1350: 		  '' : $$record{'resource.'.$partid.'.awarded'}*$wgt);
                   1351:     my $result='<input type="hidden" name="WGT'.$counter.'_'.$partid.'" value="'.$wgt.'" />'."\n";
                   1352: 
1.207     albertel 1353:     my $display_part=&get_display_part($partid,undef,$symb);
1.71      ng       1354:     $result.='<table border="0"><tr><td>'.
1.207     albertel 1355: 	'<b>Part: </b>'.$display_part.' <b>Points: </b></td><td>'."\n";
1.71      ng       1356: 
                   1357:     my $ctr = 0;
                   1358:     $result.='<table border="0"><tr>'."\n";  # display radio buttons in a nice table 10 across
                   1359:     while ($ctr<=$wgt) {
1.179     albertel 1360: 	$result.= '<td><nobr><input type="radio" name="RADVAL'.$counter.'_'.$partid.'" '.
1.71      ng       1361: 	    'onclick="javascript:writeBox(this.form,\''.$counter.'_'.$partid.'\','.
1.72      ng       1362: 	    $ctr.')" value="'.$ctr.'" '.
1.179     albertel 1363: 	    ($score eq $ctr ? 'checked':'').' /> '.$ctr."</nobr></td>\n";
1.71      ng       1364: 	$result.=(($ctr+1)%10 == 0 ? '</tr><tr>' : '');
                   1365: 	$ctr++;
                   1366:     }
                   1367:     $result.='</tr></table>';
                   1368: 
                   1369:     $result.='</td><td>&nbsp;<b>or</b>&nbsp;</td>'."\n";
                   1370:     $result.='<td><input type="text" name="GD_BOX'.$counter.'_'.$partid.'"'.
                   1371: 	($score ne ''? ' value = "'.$score.'"':'').' size="4" '.
                   1372: 	'onChange="javascript:updateRadio(this.form,\''.$counter.'_'.$partid.'\','.
                   1373: 	$wgt.')" /></td>'."\n";
                   1374:     $result.='<td>/'.$wgt.' '.$wgtmsg.
                   1375: 	($$record{'resource.'.$partid.'.solved'} eq 'correct_by_student' ? '&nbsp;'.$checkIcon : '').
                   1376: 	' </td><td>'."\n";
                   1377: 
                   1378:     $result.='<select name="GD_SEL'.$counter.'_'.$partid.'" '.
                   1379: 	'onChange="javascript:clearRadBox(this.form,\''.$counter.'_'.$partid.'\')" >'."\n";
                   1380:     if ($$record{'resource.'.$partid.'.solved'} eq 'excused') {
                   1381: 	$result.='<option> </option>'.
1.125     ng       1382: 	    '<option selected="on">excused</option>';
1.71      ng       1383:     } else {
                   1384: 	$result.='<option selected="on"> </option>'.
1.125     ng       1385: 	    '<option>excused</option>';
1.71      ng       1386:     }
1.125     ng       1387:     $result.='<option>reset status</option></select>'."\n";
1.71      ng       1388:     $result.="&nbsp&nbsp\n";
                   1389:     $result.='<input type="hidden" name="stores'.$counter.'_'.$partid.'" value="" />'."\n".
                   1390: 	'<input type="hidden" name="oldpts'.$counter.'_'.$partid.'" value="'.$score.'" />'."\n".
                   1391: 	'<input type="hidden" name="solved'.$counter.'_'.$partid.'" value="'.
                   1392: 	$$record{'resource.'.$partid.'.solved'}.'" />'."\n";
                   1393:     $result.='</td></tr></table>'."\n";
                   1394:     return $result;
                   1395: }
1.44      ng       1396: 
1.58      albertel 1397: sub show_problem {
1.144     albertel 1398:     my ($request,$symb,$uname,$udom,$removeform,$viewon,$mode) = @_;
                   1399:     my $rendered;
                   1400:     if ($mode eq 'both' or $mode eq 'text') {
                   1401: 	$rendered=&Apache::loncommon::get_student_view($symb,$uname,$udom,
1.257     albertel 1402: 					     $env{'request.course.id'});
1.144     albertel 1403:     }
1.58      albertel 1404:     if ($removeform) {
                   1405: 	$rendered=~s|<form(.*?)>||g;
                   1406: 	$rendered=~s|</form>||g;
                   1407: 	$rendered=~s|name="submit"|name="would_have_been_submit"|g;
                   1408:     }
1.144     albertel 1409:     my $companswer;
                   1410:     if ($mode eq 'both' or $mode eq 'answer') {
                   1411: 	$companswer=&Apache::loncommon::get_student_answers($symb,$uname,$udom,
1.257     albertel 1412: 						    $env{'request.course.id'});
1.144     albertel 1413:     }
1.58      albertel 1414:     if ($removeform) {
                   1415: 	$companswer=~s|<form(.*?)>||g;
                   1416: 	$companswer=~s|</form>||g;
1.144     albertel 1417: 	$companswer=~s|name="submit"|name="would_have_been_submit"|g;
1.58      albertel 1418:     }
                   1419:     my $result.='<table border="0" width="100%"><tr><td bgcolor="#777777">';
1.71      ng       1420:     $result.='<table border="0" width="100%">';
1.144     albertel 1421:     if ($viewon) {
                   1422: 	$result.='<tr><td bgcolor="#e6ffff"><b> ';
                   1423: 	if ($mode eq 'both' or $mode eq 'text') {
                   1424: 	    $result.='View of the problem - ';
                   1425: 	} else {
                   1426: 	    $result.='Correct answer: ';
                   1427: 	}
1.257     albertel 1428: 	$result.=$env{'form.fullname'}.'</b></td></tr>';
1.144     albertel 1429:     }
                   1430:     if ($mode eq 'both') {
                   1431: 	$result.='<tr><td bgcolor="#ffffff">'.$rendered.'<br />';
                   1432: 	$result.='<b>Correct answer:</b><br />'.$companswer;
                   1433:     } elsif ($mode eq 'text') {
                   1434: 	$result.='<tr><td bgcolor="#ffffff">'.$rendered;
                   1435:     } elsif ($mode eq 'answer') {
                   1436: 	$result.='<tr><td bgcolor="#ffffff">'.$companswer;
                   1437:     }
1.58      albertel 1438:     $result.='</td></tr></table>';
                   1439:     $result.='</td></tr></table><br />';
1.71      ng       1440:     return $result;
1.58      albertel 1441: }
                   1442: 
1.44      ng       1443: # --------------------------- show submissions of a student, option to grade 
                   1444: sub submission {
                   1445:     my ($request,$counter,$total) = @_;
                   1446: 
1.257     albertel 1447:     (my $url=$env{'form.url'})=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
                   1448:     my ($uname,$udom)     = ($env{'form.student'},$env{'form.userdom'});
                   1449:     $udom = ($udom eq '' ? $env{'user.domain'} : $udom); #has form.userdom changed for a student?
                   1450:     my $usec = &Apache::lonnet::getsection($udom,$uname,$env{'request.course.id'});
                   1451:     $env{'form.fullname'} = &Apache::loncommon::plainname($uname,$udom,'lastname') if $env{'form.fullname'} eq '';
1.41      ng       1452: 
1.257     albertel 1453:     my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url)));
1.41      ng       1454:     if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
1.104     albertel 1455: 
                   1456:     if (!&canview($usec)) {
1.116     ng       1457: 	$request->print('<font color="red">Unable to view requested student.('.
1.222     albertel 1458: 			$uname.'@'.$udom.' in section '.$usec.' in course id '.
1.257     albertel 1459: 			$env{'request.course.id'}.')</font>');
1.104     albertel 1460: 	$request->print(&show_grading_menu_form($symb,$url));
                   1461: 	return;
                   1462:     }
                   1463: 
1.257     albertel 1464:     if (!$env{'form.lastSub'}) { $env{'form.lastSub'} = 'datesub'; }
                   1465:     if (!$env{'form.vProb'}) { $env{'form.vProb'} = 'yes'; }
                   1466:     if (!$env{'form.vAns'}) { $env{'form.vAns'} = 'yes'; }
                   1467:     my $last = ($env{'form.lastSub'} eq 'last' ? 'last' : '');
1.122     ng       1468:     my $checkIcon = '<img src="'.$request->dir_config('lonIconsURL').
                   1469: 	'/check.gif" height="16" border="0" />';
1.41      ng       1470: 
                   1471:     # header info
                   1472:     if ($counter == 0) {
                   1473: 	&sub_page_js($request);
1.257     albertel 1474: 	&sub_page_kw_js($request) if ($env{'form.handgrade'} eq 'yes');
                   1475: 	$env{'form.probTitle'} = $env{'form.probTitle'} eq '' ? 
                   1476: 	    &Apache::lonnet::gettitle($symb) : $env{'form.probTitle'};
1.76      ng       1477: 
1.45      ng       1478: 	$request->print('<h3>&nbsp;<font color="#339933">Submission Record</font></h3>'."\n".
1.257     albertel 1479: 			'<font size=+1>&nbsp;<b>Resource: </b>'.$env{'form.probTitle'}.'</font>'."\n");
1.118     ng       1480: 
1.257     albertel 1481: 	if ($env{'form.handgrade'} eq 'no') {
1.118     ng       1482: 	    my $checkMark='<br /><br />&nbsp;<b>Note:</b> Part(s) graded correct by the computer is marked with a '.
                   1483: 		$checkIcon.' symbol.'."\n";
                   1484: 	    $request->print($checkMark);
                   1485: 	}
1.41      ng       1486: 
1.44      ng       1487: 	# option to display problem, only once else it cause problems 
                   1488:         # with the form later since the problem has a form.
1.257     albertel 1489: 	if ($env{'form.vProb'} eq 'yes' or $env{'form.vAns'} eq 'yes') {
1.144     albertel 1490: 	    my $mode;
1.257     albertel 1491: 	    if ($env{'form.vProb'} eq 'yes' && $env{'form.vAns'} eq 'yes') {
1.144     albertel 1492: 		$mode='both';
1.257     albertel 1493: 	    } elsif ($env{'form.vProb'} eq 'yes') {
1.144     albertel 1494: 		$mode='text';
1.257     albertel 1495: 	    } elsif ($env{'form.vAns'} eq 'yes') {
1.144     albertel 1496: 		$mode='answer';
                   1497: 	    }
                   1498: 	    $request->print(&show_problem($request,$symb,$uname,$udom,0,1,$mode));
1.41      ng       1499: 	}
                   1500: 	
1.44      ng       1501: 	# kwclr is the only variable that is guaranteed to be non blank 
                   1502:         # if this subroutine has been called once.
1.41      ng       1503: 	my %keyhash = ();
1.257     albertel 1504: 	if ($env{'form.kwclr'} eq '' && $env{'form.handgrade'} eq 'yes') {
1.41      ng       1505: 	    %keyhash = &Apache::lonnet::dump('nohist_handgrade',
1.257     albertel 1506: 					     $env{'course.'.$env{'request.course.id'}.'.domain'},
                   1507: 					     $env{'course.'.$env{'request.course.id'}.'.num'});
1.41      ng       1508: 
1.257     albertel 1509: 	    my $loginuser = $env{'user.name'}.':'.$env{'user.domain'};
                   1510: 	    $env{'form.keywords'} = $keyhash{$symb.'_keywords'} ne '' ? $keyhash{$symb.'_keywords'} : '';
                   1511: 	    $env{'form.kwclr'}    = $keyhash{$loginuser.'_kwclr'} ne '' ? $keyhash{$loginuser.'_kwclr'} : 'red';
                   1512: 	    $env{'form.kwsize'}   = $keyhash{$loginuser.'_kwsize'} ne '' ? $keyhash{$loginuser.'_kwsize'} : '0';
                   1513: 	    $env{'form.kwstyle'}  = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : '';
                   1514: 	    $env{'form.msgsub'}   = $keyhash{$symb.'_subject'} ne '' ? 
                   1515: 		$keyhash{$symb.'_subject'} : $env{'form.probTitle'};
                   1516: 	    $env{'form.savemsgN'} = $keyhash{$symb.'_savemsgN'} ne '' ? $keyhash{$symb.'_savemsgN'} : '0';
1.41      ng       1517: 	}
1.257     albertel 1518: 	my $overRideScore = $env{'form.overRideScore'} eq '' ? 'no' : $env{'form.overRideScore'};
1.44      ng       1519: 
1.41      ng       1520: 	$request->print('<form action="/adm/grades" method="post" name="SCORE">'."\n".
                   1521: 			'<input type="hidden" name="command"    value="handgrade" />'."\n".
1.257     albertel 1522: 			'<input type="hidden" name="saveState"  value="'.$env{'form.saveState'}.'" />'."\n".
                   1523: 			'<input type="hidden" name="Status"     value="'.$env{'form.Status'}.'" />'."\n".
1.120     ng       1524: 			'<input type="hidden" name="overRideScore" value="'.$overRideScore.'" />'."\n".
1.257     albertel 1525: 			'<input type="hidden" name="probTitle"  value="'.$env{'form.probTitle'}.'" />'."\n".
1.41      ng       1526: 			'<input type="hidden" name="refresh"    value="off" />'."\n".
1.120     ng       1527: 			'<input type="hidden" name="studentNo"  value="" />'."\n".
                   1528: 			'<input type="hidden" name="gradeOpt"   value="" />'."\n".
1.41      ng       1529: 			'<input type="hidden" name="symb"       value="'.$symb.'" />'."\n".
                   1530: 			'<input type="hidden" name="url"        value="'.$url.'" />'."\n".
1.257     albertel 1531: 			'<input type="hidden" name="showgrading" value="'.$env{'form.showgrading'}.'" />'."\n".
                   1532: 			'<input type="hidden" name="vProb"      value="'.$env{'form.vProb'}.'" />'."\n".
                   1533: 			'<input type="hidden" name="vAns"       value="'.$env{'form.vAns'}.'" />'."\n".
                   1534: 			'<input type="hidden" name="lastSub"    value="'.$env{'form.lastSub'}.'" />'."\n".
                   1535: 			'<input type="hidden" name="section"    value="'.$env{'form.section'}.'">'."\n".
                   1536: 			'<input type="hidden" name="submitonly" value="'.$env{'form.submitonly'}.'">'."\n".
                   1537: 			'<input type="hidden" name="handgrade"  value="'.$env{'form.handgrade'}.'">'."\n".
1.41      ng       1538: 			'<input type="hidden" name="NCT"'.
1.257     albertel 1539: 			' value="'.($env{'form.NTSTU'} ne '' ? $env{'form.NTSTU'} : $total+1).'" />'."\n");
                   1540: 	if ($env{'form.handgrade'} eq 'yes') {
                   1541: 	    $request->print('<input type="hidden" name="keywords" value="'.$env{'form.keywords'}.'" />'."\n".
                   1542: 			    '<input type="hidden" name="kwclr"    value="'.$env{'form.kwclr'}.'" />'."\n".
                   1543: 			    '<input type="hidden" name="kwsize"   value="'.$env{'form.kwsize'}.'" />'."\n".
                   1544: 			    '<input type="hidden" name="kwstyle"  value="'.$env{'form.kwstyle'}.'" />'."\n".
                   1545: 			    '<input type="hidden" name="msgsub"   value="'.$env{'form.msgsub'}.'" />'."\n".
1.123     ng       1546: 			    '<input type="hidden" name="shownSub" value="0" />'."\n".
1.257     albertel 1547: 			    '<input type="hidden" name="savemsgN" value="'.$env{'form.savemsgN'}.'" />'."\n");
1.154     albertel 1548: 	    foreach my $partid (&Apache::loncommon::get_env_multiple('form.vPart')) {
                   1549: 		$request->print('<input type="hidden" name="vPart" value="'.$partid.'" />'."\n");
                   1550: 	    }
1.123     ng       1551: 	}
1.41      ng       1552: 	
                   1553: 	my ($cts,$prnmsg) = (1,'');
1.257     albertel 1554: 	while ($cts <= $env{'form.savemsgN'}) {
1.41      ng       1555: 	    $prnmsg.='<input type="hidden" name="savemsg'.$cts.'" value="'.
1.123     ng       1556: 		(!exists($keyhash{$symb.'_savemsg'.$cts}) ? 
1.257     albertel 1557: 		 &Apache::lonfeedback::clear_out_html($env{'form.savemsg'.$cts}) :
1.80      ng       1558: 		 &Apache::lonfeedback::clear_out_html($keyhash{$symb.'_savemsg'.$cts})).
1.123     ng       1559: 		'" />'."\n".
                   1560: 		'<input type="hidden" name="shownOnce'.$cts.'" value="0" />'."\n";
1.41      ng       1561: 	    $cts++;
                   1562: 	}
                   1563: 	$request->print($prnmsg);
1.32      ng       1564: 
1.257     albertel 1565: 	if ($env{'form.handgrade'} eq 'yes' && $env{'form.showgrading'} eq 'yes') {
1.88      www      1566: #
                   1567: # Print out the keyword options line
                   1568: #
1.41      ng       1569: 	    $request->print(<<KEYWORDS);
1.38      ng       1570: &nbsp;<b>Keyword Options:</b>&nbsp;
1.122     ng       1571: <a href="javascript:keywords(document.SCORE)"; TARGET=_self>List</a>&nbsp; &nbsp;
1.38      ng       1572: <a href="#" onMouseDown="javascript:getSel(); return false"
                   1573:  CLASS="page">Paste Selection to List</a>&nbsp; &nbsp;
                   1574: <a href="javascript:kwhighlight()"; TARGET=_self>Highlight Attribute</a><br /><br />
                   1575: KEYWORDS
1.88      www      1576: #
                   1577: # Load the other essays for similarity check
                   1578: #
                   1579:             my $essayurl=&Apache::lonnet::declutter($url);
                   1580: 	    my ($adom,$aname,$apath)=($essayurl=~/^(\w+)\/(\w+)\/(.*)$/);
                   1581: 	    $apath=&Apache::lonnet::escape($apath);
                   1582: 	    $apath=~s/\W/\_/gs;
                   1583: 	    %oldessays=&Apache::lonnet::dump('nohist_essay_'.$apath,$adom,$aname);
1.41      ng       1584:         }
                   1585:     }
1.44      ng       1586: 
1.257     albertel 1587:     if ($env{'form.vProb'} eq 'all' or $env{'form.vAns'} eq 'all') {
1.71      ng       1588: 	$request->print('<br /><br /><br />') if ($counter > 0);
1.144     albertel 1589: 	my $mode;
1.257     albertel 1590: 	if ($env{'form.vProb'} eq 'all' && $env{'form.vAns'} eq 'all') {
1.144     albertel 1591: 	    $mode='both';
1.257     albertel 1592: 	} elsif ($env{'form.vProb'} eq 'all' ) {
1.144     albertel 1593: 	    $mode='text';
1.257     albertel 1594: 	} elsif ($env{'form.vAns'} eq 'all') {
1.144     albertel 1595: 	    $mode='answer';
                   1596: 	}
                   1597: 	$request->print(&show_problem($request,$symb,$uname,$udom,1,1,$mode));
1.58      albertel 1598:     }
1.144     albertel 1599: 
1.257     albertel 1600:     my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname);
1.125     ng       1601: 
1.147     albertel 1602:     my ($partlist,$handgrade,$responseType) = &response_type($url,$symb);
1.41      ng       1603: 
1.44      ng       1604:     # Display student info
1.41      ng       1605:     $request->print(($counter == 0 ? '' : '<br />'));
1.45      ng       1606:     my $result='<table border="0" width=100%><tr><td bgcolor="#777777">'."\n".
                   1607: 	'<table border="0" width=100%><tr bgcolor="#edffff"><td>'."\n";
1.44      ng       1608: 
1.257     albertel 1609:     $result.='<b>Fullname: </b>'.&nameUserString(undef,$env{'form.fullname'},$uname,$udom).'<br />'."\n";
1.45      ng       1610:     $result.='<input type="hidden" name="name'.$counter.
1.257     albertel 1611: 	'" value="'.$env{'form.fullname'}.'" />'."\n";
1.41      ng       1612: 
1.118     ng       1613:     # If any part of the problem is an essay-response (handgraded), then check for collaborators
1.45      ng       1614:     my @col_fullnames;
1.56      matthew  1615:     my ($classlist,$fullname);
1.257     albertel 1616:     if ($env{'form.handgrade'} eq 'yes') {
1.80      ng       1617: 	($classlist,undef,$fullname) = &getclasslist('all','0');
1.41      ng       1618: 	for (keys (%$handgrade)) {
1.44      ng       1619: 	    my $ncol = &Apache::lonnet::EXT('resource.'.$_.
1.57      matthew  1620: 					    '.maxcollaborators',
                   1621:                                             $symb,$udom,$uname);
                   1622: 	    next if ($ncol <= 0);
                   1623:             s/\_/\./g;
                   1624:             next if ($record{'resource.'.$_.'.collaborators'} eq '');
1.86      ng       1625:             my @goodcollaborators = ();
                   1626:             my @badcollaborators  = ();
                   1627: 	    foreach (split(/,?\s+/,$record{'resource.'.$_.'.collaborators'})) { 
                   1628: 		$_ =~ s/[\$\^\(\)]//g;
                   1629: 		next if ($_ eq '');
1.80      ng       1630: 		my ($co_name,$co_dom) = split /\@|:/,$_;
1.86      ng       1631: 		$co_dom = $udom if (! defined($co_dom) || $co_dom =~ /^domain$/i);
1.80      ng       1632: 		next if ($co_name eq $uname && $co_dom eq $udom);
1.86      ng       1633: 		# Doing this grep allows 'fuzzy' specification
                   1634: 		my @Matches = grep /^$co_name:$co_dom$/i,keys %$classlist;
                   1635: 		if (! scalar(@Matches)) {
                   1636: 		    push @badcollaborators,$_;
                   1637: 		} else {
                   1638: 		    push @goodcollaborators, @Matches;
                   1639: 		}
1.80      ng       1640: 	    }
1.86      ng       1641:             if (scalar(@goodcollaborators) != 0) {
1.57      matthew  1642:                 $result.='<b>Collaborators: </b>';
1.86      ng       1643:                 foreach (@goodcollaborators) {
                   1644: 		    my ($lastname,$givenn) = split(/,/,$$fullname{$_});
                   1645: 		    push @col_fullnames, $givenn.' '.$lastname;
                   1646: 		    $result.=$$fullname{$_}.'&nbsp; &nbsp; &nbsp;';
                   1647: 		}
1.57      matthew  1648:                 $result.='<br />'."\n";
1.150     albertel 1649: 		my ($part)=split(/\./,$_);
1.86      ng       1650: 		$result.='<input type="hidden" name="collaborator'.$counter.
1.150     albertel 1651: 		    '" value="'.$part.':'.(join ':',@goodcollaborators).'" />'.
                   1652: 		    "\n";
1.86      ng       1653: 	    }
                   1654: 	    if (scalar(@badcollaborators) > 0) {
                   1655: 		$result.='<table border="0"><tr bgcolor="#ffbbbb"><td>';
                   1656: 		$result.='This student has submitted ';
                   1657: 		$result.=(scalar(@badcollaborators) == 1) ? 'an invalid collaborator' : 'invalid collaborators';
                   1658: 		$result .= ': '.join(', ',@badcollaborators);
                   1659: 		$result .= '</td></tr></table>';
                   1660: 	    }         
                   1661: 	    if (scalar(@badcollaborators > $ncol)) {
                   1662: 		$result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>';
                   1663: 		$result .= 'This student has submitted too many '.
                   1664: 		    'collaborators.  Maximum is '.$ncol.'.';
                   1665: 		$result .= '</td></tr></table>';
                   1666: 	    }
1.41      ng       1667: 	}
                   1668:     }
1.44      ng       1669:     $request->print($result."\n");
1.33      ng       1670: 
1.44      ng       1671:     # print student answer/submission
                   1672:     # Options are (1) Handgaded submission only
                   1673:     #             (2) Last submission, includes submission that is not handgraded 
                   1674:     #                  (for multi-response type part)
                   1675:     #             (3) Last submission plus the parts info
                   1676:     #             (4) The whole record for this student
1.257     albertel 1677:     if ($env{'form.lastSub'} =~ /^(lastonly|hdgrade)$/) {
1.151     albertel 1678: 	my ($string,$timestamp)= &get_last_submission(\%record);
                   1679: 	my $lastsubonly=''.
                   1680: 	    ($$timestamp eq '' ? '' : '<b>Date Submitted:</b> '.
                   1681: 	     $$timestamp)."</td></tr>\n";
                   1682: 	if ($$timestamp eq '') {
                   1683: 	    $lastsubonly.='<tr><td bgcolor="#ffffe6">'.$$string[0]; 
                   1684: 	} else {
                   1685: 	    my %seenparts;
                   1686: 	    for my $part (sort keys(%$handgrade)) {
                   1687: 		my ($partid,$respid) = split(/_/,$part);
1.207     albertel 1688: 		my $display_part=&get_display_part($partid,$url,$symb);
1.257     albertel 1689: 		if ($env{"form.$uname:$udom:$partid:submitted_by"}) {
1.151     albertel 1690: 		    if (exists($seenparts{$partid})) { next; }
                   1691: 		    $seenparts{$partid}=1;
1.207     albertel 1692: 		    my $submitby='<b>Part:</b> '.$display_part.
                   1693: 			' <b>Collaborative submission by:</b> '.
1.151     albertel 1694: 			'<a href="javascript:viewSubmitter(\''.
1.257     albertel 1695: 			$env{"form.$uname:$udom:$partid:submitted_by"}.
1.151     albertel 1696: 			'\')"; TARGET=_self>'.
1.257     albertel 1697: 			$$fullname{$env{"form.$uname:$udom:$partid:submitted_by"}}.'</a><br />';
1.151     albertel 1698: 		    $request->print($submitby);
                   1699: 		    next;
                   1700: 		}
                   1701: 		my $responsetype = $responseType->{$partid}->{$respid};
                   1702: 		if (!exists($record{"resource.$partid.$respid.submission"})) {
1.207     albertel 1703: 		    $lastsubonly.='<tr><td bgcolor="#ffffe6"><b>Part:</b> '.
                   1704: 			$display_part.' <font color="#999999">( ID '.$respid.
1.151     albertel 1705: 			' )</font>&nbsp; &nbsp;'.
                   1706: 			'<font color="red">Nothing submitted - no attempts</font><br /><br />';
                   1707: 		    next;
                   1708: 		}
                   1709: 		foreach (@$string) {
                   1710: 		    my ($partid,$respid) = /^resource\.([^\.]*)\.([^\.]*)\.submission/;
                   1711: 		    if ($part ne ($partid.'_'.$respid)) { next; }
                   1712: 		    my ($ressub,$subval) = split(/:/,$_,2);
                   1713: 		    # Similarity check
                   1714: 		    my $similar='';
1.257     albertel 1715: 		    if($env{'form.checkPlag'}){
1.151     albertel 1716: 			my ($oname,$odom,$ocrsid,$oessay,$osim)=
                   1717: 			    &most_similar($uname,$udom,$subval);
                   1718: 			if ($osim) {
                   1719: 			    $osim=int($osim*100.0);
                   1720: 			    $similar="<hr /><h3><font color=\"#FF0000\">Essay".
                   1721: 				" is $osim% similar to an essay by ".
                   1722: 				&Apache::loncommon::plainname($oname,$odom).
                   1723: 				'</font></h3><blockquote><i>'.
                   1724: 				&keywords_highlight($oessay).
                   1725: 				'</i></blockquote><hr />';
                   1726: 			}
1.150     albertel 1727: 		    }
1.151     albertel 1728: 		    my $order=&get_order($partid,$respid,$symb,$uname,$udom);
1.257     albertel 1729: 		    if ($env{'form.lastSub'} eq 'lastonly' || 
                   1730: 			($env{'form.lastSub'} eq 'hdgrade' && 
1.151     albertel 1731: 			 $$handgrade{$part} eq 'yes')) {
1.207     albertel 1732: 			my $display_part=&get_display_part($partid,$url,$symb);
                   1733: 			$lastsubonly.='<tr><td bgcolor="#ffffe6"><b>Part:</b> '.
                   1734: 			    $display_part.' <font color="#999999">( ID '.$respid.
1.151     albertel 1735: 			    ' )</font>&nbsp; &nbsp;';
1.232     albertel 1736: 			my @files;
1.230     banghart 1737: 			if ($record{"resource.$partid.$respid.portfiles"}) {
1.232     albertel 1738: 			    my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio';
                   1739: 			    foreach my $file (split(',',$record{"resource.$partid.$respid.portfiles"})) {
                   1740: 				push(@files,$file_url.$file);
                   1741: 			    
                   1742: 				&Apache::lonnet::logthis("found a portfolio file".$record{"resource.$partid.$respid.portfiles"});
                   1743: 				&Apache::lonnet::logthis("uploaded URL file".$record{"resource.$partid.$respid.uploadedurl"});
                   1744: 			    }
                   1745: 			}
                   1746: 			if ($record{"resource.$partid.$respid.uploadedurl"}) {
                   1747: 			    push(@files,$record{"resource.$partid.$respid.uploadedurl"});
1.230     banghart 1748: 			}
1.232     albertel 1749: 			if (@files) {
                   1750: 			    $lastsubonly.='<br /><font color="red" size="1">Like all files provided by users, this file may contain virusses</font><br />';
                   1751: 			    foreach my $file (@files) {
                   1752: 				&Apache::lonnet::allowuploaded('/adm/grades',$file);
                   1753: 				$lastsubonly.='<br /><a href="'.$file.'" target="lonGRDs"><img src="'.&Apache::loncommon::icon($file).'" border=0"> '.$file.'</a>';
                   1754: 			    }
1.236     albertel 1755: 			    $lastsubonly.='<br />';
1.41      ng       1756: 			}
1.151     albertel 1757: 			$lastsubonly.='<b>Submitted Answer: </b>'.
                   1758: 			    &cleanRecord($subval,$responsetype,$symb,$partid,
                   1759: 					 $respid,\%record,$order);
                   1760: 			if ($similar) {$lastsubonly.="<br /><br />$similar\n";}
1.41      ng       1761: 		    }
                   1762: 		}
                   1763: 	    }
1.151     albertel 1764: 	}
                   1765: 	$lastsubonly.='</td></tr><tr bgcolor="#ffffff"><td>'."\n";
                   1766: 	$request->print($lastsubonly);
1.257     albertel 1767:     } elsif ($env{'form.lastSub'} eq 'datesub') {
1.122     ng       1768: 	my (undef,$responseType,undef,$parts) = &showResourceInfo($url);
1.148     albertel 1769: 	$request->print(&displaySubByDates($symb,\%record,$parts,$responseType,$checkIcon,$uname,$udom));
1.257     albertel 1770:     } elsif ($env{'form.lastSub'} =~ /^(last|all)$/) {
1.41      ng       1771: 	$request->print(&Apache::loncommon::get_previous_attempt($symb,$uname,$udom,
1.257     albertel 1772: 								 $env{'request.course.id'},
1.44      ng       1773: 								 $last,'.submission',
                   1774: 								 'Apache::grades::keywords_highlight'));
1.41      ng       1775:     }
1.120     ng       1776: 
1.121     ng       1777:     $request->print('<input type="hidden" name="unamedom'.$counter.'" value="'.$uname.':'
                   1778: 	.$udom.'" />'."\n");
1.41      ng       1779:     
1.44      ng       1780:     # return if view submission with no grading option
1.257     albertel 1781:     if ($env{'form.showgrading'} eq '' || (!&canmodify($usec))) {
1.120     ng       1782: 	my $toGrade.='<input type="button" value="Grade Student" '.
1.121     ng       1783: 	    'onClick="javascript:checksubmit(this.form,\'Grade Student\',\''
                   1784: 	    .$counter.'\');" TARGET=_self> &nbsp;'."\n" if (&canmodify($usec));
1.169     albertel 1785: 	$toGrade.='</td></tr></table></td></tr></table>'."\n";
1.257     albertel 1786: 	if (($env{'form.command'} eq 'submission') || 
                   1787: 	    ($env{'form.command'} eq 'processGroup' && $counter == $total)) {
1.169     albertel 1788: 	    $toGrade.='</form>'.&show_grading_menu_form($symb,$url) 
                   1789: 	}
1.180     albertel 1790: 	$request->print($toGrade);
1.41      ng       1791: 	return;
1.180     albertel 1792:     } else {
                   1793: 	$request->print('</td></tr></table></td></tr></table>'."\n");
1.41      ng       1794:     }
1.33      ng       1795: 
1.121     ng       1796:     # essay grading message center
1.257     albertel 1797:     if ($env{'form.handgrade'} eq 'yes') {
                   1798: 	my ($lastname,$givenn) = split(/,/,$env{'form.fullname'});
1.118     ng       1799: 	my $msgfor = $givenn.' '.$lastname;
                   1800: 	if (scalar(@col_fullnames) > 0) {
                   1801: 	    my $lastone = pop @col_fullnames;
                   1802: 	    $msgfor .= ', '.(join ', ',@col_fullnames).' and '.$lastone.'.';
                   1803: 	}
                   1804: 	$msgfor =~ s/\'/\\'/g; #' stupid emacs - no! javascript
1.121     ng       1805: 	$result='<input type="hidden" name="includemsg'.$counter.'" value="" />'."\n".
                   1806: 	    '<input type="hidden" name="newmsg'.$counter.'" value="" />'."\n";
                   1807: 	$result.='&nbsp;<a href="javascript:msgCenter(document.SCORE,'.$counter.
1.118     ng       1808: 	    ',\''.$msgfor.'\')"; TARGET=_self>'.
                   1809: 	    'Compose Message to student'.(scalar(@col_fullnames) >= 1 ? 's' : '').'</a> &nbsp;'.
                   1810: 	    '<img src="'.$request->dir_config('lonIconsURL').
                   1811: 	    '/mailbkgrd.gif" width="14" height="10" name="mailicon'.$counter.'" />'."\n".
                   1812: 	    '<br />&nbsp;(Message will be sent when you click on Save & Next below.)'."\n" 
1.257     albertel 1813: 	    if ($env{'form.handgrade'} eq 'yes');
1.121     ng       1814: 	$request->print($result);
1.118     ng       1815:     }
1.41      ng       1816: 
                   1817:     my %seen = ();
                   1818:     my @partlist;
1.129     ng       1819:     my @gradePartRespid;
1.41      ng       1820:     for (sort keys(%$handgrade)) {
                   1821: 	my ($partid,$respid) = split(/_/);
                   1822: 	next if ($seen{$partid} > 0);
                   1823: 	$seen{$partid}++;
1.257     albertel 1824: 	next if ($$handgrade{$_} =~ /:no$/ && $env{'form.lastSub'} =~ /^(hdgrade)$/);
1.41      ng       1825: 	push @partlist,$partid;
1.129     ng       1826: 	push @gradePartRespid,$partid.'.'.$respid;
1.41      ng       1827: 
1.71      ng       1828: 	$request->print(&gradeBox($request,$symb,$uname,$udom,$counter,$partid,\%record));
1.41      ng       1829:     }
1.45      ng       1830:     $result='<input type="hidden" name="partlist'.$counter.
                   1831: 	'" value="'.(join ":",@partlist).'" />'."\n";
1.129     ng       1832:     $result.='<input type="hidden" name="gradePartRespid'.
                   1833: 	'" value="'.(join ":",@gradePartRespid).'" />'."\n" if ($counter == 0);
1.45      ng       1834:     my $ctr = 0;
                   1835:     while ($ctr < scalar(@partlist)) {
                   1836: 	$result.='<input type="hidden" name="partid'.$counter.'_'.$ctr.'" value="'.
                   1837: 	    $partlist[$ctr].'" />'."\n";
                   1838: 	$ctr++;
                   1839:     }
                   1840:     $request->print($result.'</td></tr></table></td></tr></table>'."\n");
1.41      ng       1841: 
                   1842:     # print end of form
                   1843:     if ($counter == $total) {
1.120     ng       1844: 	my $endform='<table border="0"><tr><td>'."\n";
1.119     ng       1845: 	$endform.='<input type="button" value="Save & Next" '.
                   1846: 	    'onClick="javascript:checksubmit(this.form,\'Save & Next\','.
                   1847: 	    $total.','.scalar(@partlist).');" TARGET=_self> &nbsp;'."\n";
                   1848: 	my $ntstu ='<select name="NTSTU">'.
                   1849: 	    '<option>1</option><option>2</option>'.
                   1850: 	    '<option>3</option><option>5</option>'.
                   1851: 	    '<option>7</option><option>10</option></select>'."\n";
1.257     albertel 1852: 	my $nsel = ($env{'form.NTSTU'} ne '' ? $env{'form.NTSTU'} : '1');
1.119     ng       1853: 	$ntstu =~ s/<option>$nsel</<option selected="on">$nsel</;
                   1854: 	$endform.=$ntstu.'student(s) &nbsp;&nbsp;';
1.126     ng       1855: 	$endform.='<input type="button" value="Previous" '.
                   1856: 	    'onClick="javascript:checksubmit(this.form,\'Previous\');" TARGET=_self> &nbsp;'."\n".
                   1857: 	    '<input type="button" value="Next" '.
                   1858: 	    'onClick="javascript:checksubmit(this.form,\'Next\');" TARGET=_self> &nbsp;';
                   1859: 	$endform.='(Next and Previous (student) do not save the scores.)'."\n" ;
1.45      ng       1860: 	$endform.='</td><tr></table></form>';
1.50      albertel 1861: 	$endform.=&show_grading_menu_form($symb,$url);
1.41      ng       1862: 	$request->print($endform);
                   1863:     }
                   1864:     return '';
1.38      ng       1865: }
                   1866: 
1.44      ng       1867: #--- Retrieve the last submission for all the parts
1.38      ng       1868: sub get_last_submission {
1.119     ng       1869:     my ($returnhash)=@_;
1.46      ng       1870:     my (@string,$timestamp);
1.119     ng       1871:     if ($$returnhash{'version'}) {
1.46      ng       1872: 	my %lasthash=();
                   1873: 	my ($version);
1.119     ng       1874: 	for ($version=1;$version<=$$returnhash{'version'};$version++) {
                   1875: 	    foreach (sort(split(/\:/,$$returnhash{$version.':keys'}))) {
                   1876: 		$lasthash{$_}=$$returnhash{$version.':'.$_};
                   1877: 		   $timestamp = scalar(localtime($$returnhash{$version.':timestamp'}));
1.46      ng       1878: 	    }
                   1879: 	}
                   1880: 	foreach ((keys %lasthash)) {
                   1881: 	    if ($_ =~ /\.submission$/) {
                   1882: 		my ($partid,$foo) = split(/submission$/,$_);
                   1883: 		my $draft  = $lasthash{$partid.'awarddetail'} eq 'DRAFT' ?
                   1884: 		    '<font color="red">Draft Copy</font> ' : '';
                   1885: 		push @string, (join(':',$_,$draft.$lasthash{$_}));
1.41      ng       1886: 	    }
                   1887: 	}
                   1888:     }
1.125     ng       1889:     @string = $string[0] eq '' ? '<font color="red">Nothing submitted - no attempts.</font>' : @string;
1.46      ng       1890:     return \@string,\$timestamp;
1.38      ng       1891: }
1.35      ng       1892: 
1.44      ng       1893: #--- High light keywords, with style choosen by user.
1.38      ng       1894: sub keywords_highlight {
1.44      ng       1895:     my $string    = shift;
1.257     albertel 1896:     my $size      = $env{'form.kwsize'} eq '0' ? '' : 'size='.$env{'form.kwsize'};
                   1897:     my $styleon   = $env{'form.kwstyle'} eq ''  ? '' : $env{'form.kwstyle'};
1.41      ng       1898:     (my $styleoff = $styleon) =~ s/\</\<\//;
1.257     albertel 1899:     my @keylist   = split(/[,\s+]/,$env{'form.keywords'});
1.41      ng       1900:     foreach (@keylist) {
1.257     albertel 1901: 	$string =~ s/\b\Q$_\E(\b|\.)/<font color\=$env{'form.kwclr'} $size\>$styleon$_$styleoff<\/font>/gi;
1.41      ng       1902:     }
                   1903:     return $string;
1.38      ng       1904: }
1.36      ng       1905: 
1.44      ng       1906: #--- Called from submission routine
1.38      ng       1907: sub processHandGrade {
1.41      ng       1908:     my ($request) = shift;
1.257     albertel 1909:     my $url    = $env{'form.url'};
                   1910:     my $symb   = $env{'form.symb'};
                   1911:     my $button = $env{'form.gradeOpt'};
                   1912:     my $ngrade = $env{'form.NCT'};
                   1913:     my $ntstu  = $env{'form.NTSTU'};
1.44      ng       1914:     if ($button eq 'Save & Next') {
                   1915: 	my $ctr = 0;
                   1916: 	while ($ctr < $ngrade) {
1.257     albertel 1917: 	    my ($uname,$udom) = split(/:/,$env{'form.unamedom'.$ctr});
1.77      ng       1918: 	    my ($errorflag,$pts,$wgt) = &saveHandGrade($request,$url,$symb,$uname,$udom,$ctr);
1.71      ng       1919: 	    if ($errorflag eq 'no_score') {
                   1920: 		$ctr++;
                   1921: 		next;
                   1922: 	    }
1.104     albertel 1923: 	    if ($errorflag eq 'not_allowed') {
                   1924: 		$request->print("<font color=\"red\">Not allowed to modify grades for $uname:$udom</font>");
                   1925: 		$ctr++;
                   1926: 		next;
                   1927: 	    }
1.257     albertel 1928: 	    my $includemsg = $env{'form.includemsg'.$ctr};
1.44      ng       1929: 	    my ($subject,$message,$msgstatus) = ('','','');
1.62      albertel 1930: 	    if ($includemsg =~ /savemsg|newmsg\Q$ctr\E/) {
1.257     albertel 1931: 		$subject = $env{'form.msgsub'} if ($includemsg =~ /^msgsub/);
1.44      ng       1932: 		my (@msgnum) = split(/,/,$includemsg);
                   1933: 		foreach (@msgnum) {
1.257     albertel 1934: 		    $message.=$env{'form.'.$_} if ($_ =~ /savemsg|newmsg/ && $_ ne '');
1.44      ng       1935: 		}
1.80      ng       1936: 		$message =&Apache::lonfeedback::clear_out_html($message);
1.77      ng       1937: 		$message.="\n\nPoint".($pts > 1 ? 's':'').' awarded = '.$pts.' out of '.$wgt;
1.80      ng       1938: 		$message.=" for <a href=\"".
                   1939: 		    &Apache::lonnet::clutter($url).
1.257     albertel 1940: 		    "?symb=$symb\">$env{'form.probTitle'}</a>";
1.44      ng       1941: 		$msgstatus = &Apache::lonmsg::user_normal_msg ($uname,$udom,
1.257     albertel 1942: 							       $env{'form.msgsub'},$message);
1.44      ng       1943: 	    }
1.257     albertel 1944: 	    if ($env{'form.collaborator'.$ctr}) {
1.155     albertel 1945: 		my @collabstrs=&Apache::loncommon::get_env_multiple("form.collaborator$ctr");
1.150     albertel 1946: 		foreach my $collabstr (@collabstrs) {
                   1947: 		    my ($part,@collaborators) = split(/:/,$collabstr);
                   1948: 		    foreach (@collaborators) {
                   1949: 			my ($errorflag,$pts,$wgt) = 
                   1950: 			    &saveHandGrade($request,$url,$symb,$_,$udom,$ctr,
1.257     albertel 1951: 					   $env{'form.unamedom'.$ctr},$part);
1.150     albertel 1952: 			if ($errorflag eq 'not_allowed') {
                   1953: 			    $request->print("<font color=\"red\">Not allowed to modify grades for $_:$udom</font>");
                   1954: 			    next;
                   1955: 			} else {
                   1956: 			    if ($message ne '') {
1.257     albertel 1957: 				$msgstatus = &Apache::lonmsg::user_normal_msg($_,$udom,$env{'form.msgsub'},$message);
1.150     albertel 1958: 			    }
                   1959: 			    
1.104     albertel 1960: 			}
1.44      ng       1961: 		    }
                   1962: 		}
                   1963: 	    }
                   1964: 	    $ctr++;
                   1965: 	}
                   1966:     }
                   1967: 
1.257     albertel 1968:     if ($env{'form.handgrade'} eq 'yes') {
1.119     ng       1969: 	# Keywords sorted in alphabatical order
1.257     albertel 1970: 	my $loginuser = $env{'user.name'}.':'.$env{'user.domain'};
1.119     ng       1971: 	my %keyhash = ();
1.257     albertel 1972: 	$env{'form.keywords'}           =~ s/,\s{0,}|\s+/ /g;
                   1973: 	$env{'form.keywords'}           =~ s/^\s+|\s+$//;
                   1974: 	my (@keywords) = sort(split(/\s+/,$env{'form.keywords'}));
                   1975: 	$env{'form.keywords'} = join(' ',@keywords);
                   1976: 	$keyhash{$symb.'_keywords'}     = $env{'form.keywords'};
                   1977: 	$keyhash{$symb.'_subject'}      = $env{'form.msgsub'};
                   1978: 	$keyhash{$loginuser.'_kwclr'}   = $env{'form.kwclr'};
                   1979: 	$keyhash{$loginuser.'_kwsize'}  = $env{'form.kwsize'};
                   1980: 	$keyhash{$loginuser.'_kwstyle'} = $env{'form.kwstyle'};
1.119     ng       1981: 
                   1982: 	# message center - Order of message gets changed. Blank line is eliminated.
1.257     albertel 1983: 	# New messages are saved in env for the next student.
1.119     ng       1984: 	# All messages are saved in nohist_handgrade.db
                   1985: 	my ($ctr,$idx) = (1,1);
1.257     albertel 1986: 	while ($ctr <= $env{'form.savemsgN'}) {
                   1987: 	    if ($env{'form.savemsg'.$ctr} ne '') {
                   1988: 		$keyhash{$symb.'_savemsg'.$idx} = $env{'form.savemsg'.$ctr};
1.119     ng       1989: 		$idx++;
                   1990: 	    }
                   1991: 	    $ctr++;
1.41      ng       1992: 	}
1.119     ng       1993: 	$ctr = 0;
                   1994: 	while ($ctr < $ngrade) {
1.257     albertel 1995: 	    if ($env{'form.newmsg'.$ctr} ne '') {
                   1996: 		$keyhash{$symb.'_savemsg'.$idx} = $env{'form.newmsg'.$ctr};
                   1997: 		$env{'form.savemsg'.$idx} = $env{'form.newmsg'.$ctr};
1.119     ng       1998: 		$idx++;
                   1999: 	    }
                   2000: 	    $ctr++;
1.41      ng       2001: 	}
1.257     albertel 2002: 	$env{'form.savemsgN'} = --$idx;
                   2003: 	$keyhash{$symb.'_savemsgN'} = $env{'form.savemsgN'};
1.119     ng       2004: 	my $putresult = &Apache::lonnet::put
                   2005: 	    ('nohist_handgrade',\%keyhash,
1.257     albertel 2006: 	     $env{'course.'.$env{'request.course.id'}.'.domain'},
                   2007: 	     $env{'course.'.$env{'request.course.id'}.'.num'});
1.41      ng       2008:     }
1.44      ng       2009:     # Called by Save & Refresh from Highlight Attribute Window
1.257     albertel 2010:     my (undef,undef,$fullname) = &getclasslist($env{'form.section'},'1');
                   2011:     if ($env{'form.refresh'} eq 'on') {
1.86      ng       2012: 	my ($ctr,$total) = (0,0);
                   2013: 	while ($ctr < $ngrade) {
1.257     albertel 2014: 	    $total++ if  $env{'form.unamedom'.$ctr} ne '';
1.86      ng       2015: 	    $ctr++;
                   2016: 	}
1.257     albertel 2017: 	$env{'form.NTSTU'}=$ngrade;
1.86      ng       2018: 	$ctr = 0;
                   2019: 	while ($ctr < $total) {
1.257     albertel 2020: 	    my $processUser = $env{'form.unamedom'.$ctr};
                   2021: 	    ($env{'form.student'},$env{'form.userdom'}) = split(/:/,$processUser);
                   2022: 	    $env{'form.fullname'} = $$fullname{$processUser};
1.86      ng       2023: 	    &submission($request,$ctr,$total-1);
1.41      ng       2024: 	    $ctr++;
                   2025: 	}
                   2026: 	return '';
                   2027:     }
1.36      ng       2028: 
1.121     ng       2029: # Go directly to grade student - from submission or link from chart page
1.120     ng       2030:     if ($button eq 'Grade Student') {
1.257     albertel 2031: 	(undef,undef,$env{'form.handgrade'},undef,undef) = &showResourceInfo($url);
                   2032: 	my $processUser = $env{'form.unamedom'.$env{'form.studentNo'}};
                   2033: 	($env{'form.student'},$env{'form.userdom'}) = split(/:/,$processUser);
                   2034: 	$env{'form.fullname'} = $$fullname{$processUser};
1.120     ng       2035: 	&submission($request,0,0);
                   2036: 	return '';
                   2037:     }
                   2038: 
1.44      ng       2039:     # Get the next/previous one or group of students
1.257     albertel 2040:     my $firststu = $env{'form.unamedom0'};
                   2041:     my $laststu = $env{'form.unamedom'.($ngrade-1)};
1.119     ng       2042:     my $ctr = 2;
1.41      ng       2043:     while ($laststu eq '') {
1.257     albertel 2044: 	$laststu  = $env{'form.unamedom'.($ngrade-$ctr)};
1.41      ng       2045: 	$ctr++;
                   2046: 	$laststu = $firststu if ($ctr > $ngrade);
                   2047:     }
1.44      ng       2048: 
1.41      ng       2049:     my (@parsedlist,@nextlist);
                   2050:     my ($nextflg) = 0;
1.53      albertel 2051:     foreach (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1.41      ng       2052: 	if ($nextflg == 1 && $button =~ /Next$/) {
                   2053: 	    push @parsedlist,$_;
                   2054: 	}
                   2055: 	$nextflg = 1 if ($_ eq $laststu);
                   2056: 	if ($button eq 'Previous') {
                   2057: 	    last if ($_ eq $firststu);
                   2058: 	    push @parsedlist,$_;
                   2059: 	}
                   2060:     }
                   2061:     $ctr = 0;
                   2062:     @parsedlist = reverse @parsedlist if ($button eq 'Previous');
1.145     albertel 2063:     my ($partlist) = &response_type($url);
1.41      ng       2064:     foreach my $student (@parsedlist) {
1.257     albertel 2065: 	my $submitonly=$env{'form.submitonly'};
1.41      ng       2066: 	my ($uname,$udom) = split(/:/,$student);
1.156     albertel 2067: 	if ($submitonly =~ /^(yes|graded|incorrect)$/) {
1.257     albertel 2068: #	    my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname);
1.145     albertel 2069: 	    my %status=&student_gradeStatus($url,$symb,$udom,$uname,$partlist);
                   2070: 	    my $submitted = 0;
1.248     albertel 2071: 	    my $ungraded = 0;
                   2072: 	    my $incorrect = 0;
1.145     albertel 2073: 	    foreach (keys(%status)) {
                   2074: 		$submitted = 1 if ($status{$_} ne 'nothing');
1.248     albertel 2075: 		$ungraded = 1 if ($status{$_} =~ /^ungraded/);
                   2076: 		$incorrect = 1 if ($status{$_} =~ /^incorrect/);
1.145     albertel 2077: 		my ($foo,$partid,$foo1) = split(/\./,$_);
                   2078: 		if ($status{'resource.'.$partid.'.submitted_by'} ne '') {
                   2079: 		    $submitted = 0;
                   2080: 		}
1.41      ng       2081: 	    }
1.156     albertel 2082: 	    next if (!$submitted && ($submitonly eq 'yes' ||
                   2083: 				     $submitonly eq 'incorrect' ||
                   2084: 				     $submitonly eq 'graded'));
1.248     albertel 2085: 	    next if (!$ungraded && ($submitonly eq 'graded'));
                   2086: 	    next if (!$incorrect && $submitonly eq 'incorrect');
1.41      ng       2087: 	}
                   2088: 	push @nextlist,$student if ($ctr < $ntstu);
1.129     ng       2089: 	last if ($ctr == $ntstu);
1.41      ng       2090: 	$ctr++;
                   2091:     }
1.36      ng       2092: 
1.41      ng       2093:     $ctr = 0;
                   2094:     my $total = scalar(@nextlist)-1;
1.39      ng       2095: 
1.41      ng       2096:     foreach (sort @nextlist) {
                   2097: 	my ($uname,$udom,$submitter) = split(/:/);
1.257     albertel 2098: 	$env{'form.student'}  = $uname;
                   2099: 	$env{'form.userdom'}  = $udom;
                   2100: 	$env{'form.fullname'} = $$fullname{$_};
1.41      ng       2101: 	&submission($request,$ctr,$total);
                   2102: 	$ctr++;
                   2103:     }
                   2104:     if ($total < 0) {
                   2105: 	my $the_end = '<h3><font color="red">LON-CAPA User Message</font></h3><br />'."\n";
                   2106: 	$the_end.='<b>Message: </b> No more students for this section or class.<br /><br />'."\n";
                   2107: 	$the_end.='Click on the button below to return to the grading menu.<br /><br />'."\n";
                   2108: 	$the_end.=&show_grading_menu_form ($symb,$url);
                   2109: 	$request->print($the_end);
                   2110:     }
                   2111:     return '';
1.38      ng       2112: }
1.36      ng       2113: 
1.44      ng       2114: #---- Save the score and award for each student, if changed
1.38      ng       2115: sub saveHandGrade {
1.150     albertel 2116:     my ($request,$url,$symb,$stuname,$domain,$newflg,$submitter,$part) = @_;
1.262     banghart 2117:     my @v_flag;
1.104     albertel 2118:     my $usec = &Apache::lonnet::getsection($domain,$stuname,
1.257     albertel 2119: 					   $env{'request.course.id'});
1.104     albertel 2120:     if (!&canmodify($usec)) { return('not_allowed'); }
1.257     albertel 2121:     my %record     = &Apache::lonnet::restore($symb,$env{'request.course.id'},$domain,$stuname);
1.251     banghart 2122:     my @parts_graded;
1.77      ng       2123:     my %newrecord  = ();
                   2124:     my ($pts,$wgt) = ('','');
1.259     banghart 2125:     foreach my $new_part (split(/:/,$env{'form.partlist'.$newflg})) {
1.150     albertel 2126: 	#collaborator may vary for different parts
1.259     banghart 2127: 	if ($submitter && $new_part ne $part) { next; }
                   2128: 	my $dropMenu = $env{'form.GD_SEL'.$newflg.'_'.$new_part};
1.125     ng       2129: 	if ($dropMenu eq 'excused') {
1.259     banghart 2130: 	    if ($record{'resource.'.$new_part.'.solved'} ne 'excused') {
                   2131: 		$newrecord{'resource.'.$new_part.'.solved'} = 'excused';
                   2132: 		if (exists($record{'resource.'.$new_part.'.awarded'})) {
                   2133: 		    $newrecord{'resource.'.$new_part.'.awarded'} = '';
1.58      albertel 2134: 		}
1.259     banghart 2135: 	    $newrecord{'resource.'.$new_part.'.regrader'}="$env{'user.name'}:$env{'user.domain'}";
1.58      albertel 2136: 	    }
1.125     ng       2137: 	} elsif ($dropMenu eq 'reset status'
1.259     banghart 2138: 		 && exists($record{'resource.'.$new_part.'.solved'})) { #don't bother if no old records -> no attempts
1.197     albertel 2139: 	    foreach my $key (keys (%record)) {
1.259     banghart 2140: 		if ($key=~/^resource\.\Q$new_part\E\./) { $newrecord{$key} = ''; }
1.197     albertel 2141: 	    }
1.259     banghart 2142: 	    $newrecord{'resource.'.$new_part.'.regrader'}=
1.257     albertel 2143: 		"$env{'user.name'}:$env{'user.domain'}";
1.125     ng       2144: 	} elsif ($dropMenu eq '') {
1.259     banghart 2145: 	    $pts = ($env{'form.GD_BOX'.$newflg.'_'.$new_part} ne '' ? 
                   2146: 		    $env{'form.GD_BOX'.$newflg.'_'.$new_part} : 
                   2147: 		    $env{'form.RADVAL'.$newflg.'_'.$new_part});
                   2148: 	    if ($pts eq '' && $env{'form.GD_SEL'.$newflg.'_'.$new_part} eq '') {
1.153     albertel 2149: 		next;
                   2150: 	    }
1.259     banghart 2151: 	    $wgt = $env{'form.WGT'.$newflg.'_'.$new_part} eq '' ? 1 : 
                   2152: 		$env{'form.WGT'.$newflg.'_'.$new_part};
1.41      ng       2153: 	    my $partial= $pts/$wgt;
1.259     banghart 2154: 	    if ($partial eq $record{'resource.'.$new_part.'.awarded'}) {
1.153     albertel 2155: 		#do not update score for part if not changed.
                   2156: 		next;
1.251     banghart 2157: 	    } else {
1.259     banghart 2158: 	        push @parts_graded, $new_part;
1.153     albertel 2159: 	    }
1.259     banghart 2160: 	    if ($record{'resource.'.$new_part.'.awarded'} ne $partial) {
                   2161: 		$newrecord{'resource.'.$new_part.'.awarded'}  = $partial;
1.153     albertel 2162: 	    }
1.259     banghart 2163: 	    my $reckey = 'resource.'.$new_part.'.solved';
1.41      ng       2164: 	    if ($partial == 0) {
1.153     albertel 2165: 		if ($record{$reckey} ne 'incorrect_by_override') {
                   2166: 		    $newrecord{$reckey} = 'incorrect_by_override';
                   2167: 		}
1.41      ng       2168: 	    } else {
1.153     albertel 2169: 		if ($record{$reckey} ne 'correct_by_override') {
                   2170: 		    $newrecord{$reckey} = 'correct_by_override';
                   2171: 		}
                   2172: 	    }	    
                   2173: 	    if ($submitter && 
1.259     banghart 2174: 		($record{'resource.'.$new_part.'.submitted_by'} ne $submitter)) {
                   2175: 		$newrecord{'resource.'.$new_part.'.submitted_by'} = $submitter;
1.41      ng       2176: 	    }
1.259     banghart 2177: 	    $newrecord{'resource.'.$new_part.'.regrader'}=
1.257     albertel 2178: 		"$env{'user.name'}:$env{'user.domain'}";
1.41      ng       2179: 	}
1.259     banghart 2180: 	# unless problem has been graded, set flag to version the submitted files
                   2181: 	unless ($record{'resource.'.$new_part.'.solved'} =~ /^correct_/  || $record{'resource.'.$new_part.'.solved'} eq 'incorrect_by_override') {
1.262     banghart 2182: 	    push (@v_flag,$new_part);
1.259     banghart 2183: 	}
1.41      ng       2184:     }
1.44      ng       2185:     if (scalar(keys(%newrecord)) > 0) {
1.263     banghart 2186:         if (scalar(@v_flag)) {
                   2187:             &version_portfiles(\%record, \@parts_graded, $env{'request.course.id'}, $symb, $domain, $stuname, \@v_flag);
1.259     banghart 2188:         }
1.44      ng       2189: 	&Apache::lonnet::cstore(\%newrecord,$symb,
1.257     albertel 2190: 				$env{'request.course.id'},$domain,$stuname);
1.41      ng       2191:     }
1.77      ng       2192:     return '',$pts,$wgt;
1.36      ng       2193: }
1.38      ng       2194: 
1.251     banghart 2195: # ----------- Handles creating versions for portfolio files as answers
                   2196: sub version_portfiles {
1.263     banghart 2197:     my ($record, $parts_graded, $courseid, $symb, $domain, $stuname, $v_flag) = @_;
                   2198:     my $version_parts = join('|',@$v_flag);
1.255     banghart 2199:     my $parts = join('|', @$parts_graded);
1.252     banghart 2200:     my $portfolio_root = &Apache::loncommon::propath($domain,
                   2201: 						 $stuname).
                   2202: 						'/userfiles/portfolio';
1.255     banghart 2203:     foreach my $key(keys %$record) {
1.259     banghart 2204:         my $new_portfiles;
1.263     banghart 2205:         if ($key =~ /^resource\.($version_parts)\./ && $key =~ /\.portfiles$/ ) {
1.259     banghart 2206:             my @v_portfiles;
1.255     banghart 2207:             my @portfiles = split(/,/,$$record{$key});
1.264     banghart 2208:             # &Apache::lonnet::logthis("should be unmarking and remarking");
1.252     banghart 2209:             foreach my $file (@portfiles) {
1.264     banghart 2210:                 &Apache::lonnet::unmark_as_readonly($domain,$stuname,[$symb,$env{'request.course.id'}],$file);
1.255     banghart 2211:                 my ($directory,$answer_file) =($file =~ /^(.*?)([^\/]*$)/);
1.252     banghart 2212:                 my $version = 0;
1.255     banghart 2213:                 my @answer_file_parts = split(/\./, $answer_file);
1.252     banghart 2214:                 my @dir_list = &Apache::lonnet::dirlist($directory,$domain,$stuname,$portfolio_root);
                   2215:                 my @file_names;
                   2216:                 my @file_name_parts;
1.253     banghart 2217:                 foreach my $row (@dir_list) {
1.255     banghart 2218:                     @file_names = split(/\&/,$row,2);
                   2219:                     @file_name_parts = split(/\./, $file_names[0]);
1.252     banghart 2220:                     # ($file_name_parts[scalar @file_name_parts] eq $answer_file_parts[scalar @answer_file_parts])
                   2221:                     if (($file_name_parts[0] eq $answer_file_parts[0]) && 
1.253     banghart 2222:                         ($file_name_parts[-1] eq $answer_file_parts[-1])) {
1.252     banghart 2223:                         # gets here if filename and extension match, regardless of version
                   2224:                         if (scalar @file_name_parts == 3) { # a versioned file is found
                   2225:                             # so save it for later
                   2226:                             if ($file_name_parts[1] > $version) {$version = $file_name_parts[1]};
                   2227:                         }
                   2228:                     }
                   2229:                 }
1.255     banghart 2230:                 $version++;
1.256     banghart 2231:                 my $home_server = &Apache::lonnet::homeserver($stuname,$domain,undef);
1.259     banghart 2232:                 $env{'form.copy'} = &Apache::lonnet::getfile("/uploaded/$domain/$stuname/portfolio$directory$answer_file");
                   2233:                 if($env{'form.copy'} eq '-1') {
                   2234:                     &Apache::lonnet::logthis('problem getting file '.$directory.$answer_file);
                   2235:                 } else {
                   2236:                    my $copy_result = &Apache::lonnet::finishuserfileupload($stuname,$domain,$home_server,'copy',
1.256     banghart 2237:                                     '/portfolio'.$directory.$answer_file_parts[0].'.'.$version.'.'.$answer_file_parts[-1]);
1.259     banghart 2238:                     push(@v_portfiles, $answer_file_parts[0].'.'.$version.'.'.$answer_file_parts[-1]);
1.264     banghart 2239:                     &Apache::lonnet::mark_as_readonly($domain,$stuname,
                   2240:                                 ['/portfolio'.$directory.$answer_file_parts[0].'.'.$version.'.'.$answer_file_parts[-1]],
                   2241:                                 [$symb,$env{'request.course.id'},'graded']);
1.259     banghart 2242:                 }
1.252     banghart 2243:             }
1.261     albertel 2244:             $$record{$key} = join(',',@v_portfiles);
1.251     banghart 2245:         }
                   2246:     } 
1.259     banghart 2247:     return 'ok';   
1.251     banghart 2248:     
                   2249: }
                   2250: 
1.44      ng       2251: #--------------------------------------------------------------------------------------
                   2252: #
                   2253: #-------------------------- Next few routines handles grading by section or whole class
                   2254: #
                   2255: #--- Javascript to handle grading by section or whole class
1.42      ng       2256: sub viewgrades_js {
                   2257:     my ($request) = shift;
                   2258: 
1.41      ng       2259:     $request->print(<<VIEWJAVASCRIPT);
                   2260: <script type="text/javascript" language="javascript">
1.45      ng       2261:    function writePoint(partid,weight,point) {
1.125     ng       2262: 	var radioButton = document.classgrade["RADVAL_"+partid];
                   2263: 	var textbox = document.classgrade["TEXTVAL_"+partid];
1.42      ng       2264: 	if (point == "textval") {
1.125     ng       2265: 	    point = document.classgrade["TEXTVAL_"+partid].value;
1.109     matthew  2266: 	    if (isNaN(point) || parseFloat(point) < 0) {
                   2267: 		alert("A number equal or greater than 0 is expected. Entered value = "+parseFloat(point));
1.42      ng       2268: 		var resetbox = false;
                   2269: 		for (var i=0; i<radioButton.length; i++) {
                   2270: 		    if (radioButton[i].checked) {
                   2271: 			textbox.value = i;
                   2272: 			resetbox = true;
                   2273: 		    }
                   2274: 		}
                   2275: 		if (!resetbox) {
                   2276: 		    textbox.value = "";
                   2277: 		}
                   2278: 		return;
                   2279: 	    }
1.109     matthew  2280: 	    if (parseFloat(point) > parseFloat(weight)) {
                   2281: 		var resp = confirm("You entered a value ("+parseFloat(point)+
1.44      ng       2282: 				   ") greater than the weight for the part. Accept?");
                   2283: 		if (resp == false) {
                   2284: 		    textbox.value = "";
                   2285: 		    return;
                   2286: 		}
                   2287: 	    }
1.42      ng       2288: 	    for (var i=0; i<radioButton.length; i++) {
                   2289: 		radioButton[i].checked=false;
1.109     matthew  2290: 		if (parseFloat(point) == i) {
1.42      ng       2291: 		    radioButton[i].checked=true;
                   2292: 		}
                   2293: 	    }
1.41      ng       2294: 
1.42      ng       2295: 	} else {
1.125     ng       2296: 	    textbox.value = parseFloat(point);
1.42      ng       2297: 	}
1.41      ng       2298: 	for (i=0;i<document.classgrade.total.value;i++) {
1.125     ng       2299: 	    var user = document.classgrade["ctr"+i].value;
                   2300: 	    var scorename = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
                   2301: 	    var saveval   = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
                   2302: 	    var selname   = document.classgrade["GD_"+user+"_"+partid+"_solved"];
1.42      ng       2303: 	    if (saveval != "correct") {
                   2304: 		scorename.value = point;
1.43      ng       2305: 		if (selname[0].selected != true) {
                   2306: 		    selname[0].selected = true;
                   2307: 		}
1.42      ng       2308: 	    }
                   2309: 	}
1.125     ng       2310: 	document.classgrade["SELVAL_"+partid][0].selected = true;
1.42      ng       2311:     }
                   2312: 
                   2313:     function writeRadText(partid,weight) {
1.125     ng       2314: 	var selval   = document.classgrade["SELVAL_"+partid];
                   2315: 	var radioButton = document.classgrade["RADVAL_"+partid];
1.265     www      2316:         var override = document.classgrade["FORCE_"+partid].checked;
1.125     ng       2317: 	var textbox = document.classgrade["TEXTVAL_"+partid];
                   2318: 	if (selval[1].selected || selval[2].selected) {
1.42      ng       2319: 	    for (var i=0; i<radioButton.length; i++) {
                   2320: 		radioButton[i].checked=false;
                   2321: 
                   2322: 	    }
                   2323: 	    textbox.value = "";
                   2324: 
                   2325: 	    for (i=0;i<document.classgrade.total.value;i++) {
1.125     ng       2326: 		var user = document.classgrade["ctr"+i].value;
                   2327: 		var scorename = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
                   2328: 		var saveval   = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
                   2329: 		var selname   = document.classgrade["GD_"+user+"_"+partid+"_solved"];
1.265     www      2330: 		if ((saveval != "correct") || override) {
1.42      ng       2331: 		    scorename.value = "";
1.125     ng       2332: 		    if (selval[1].selected) {
                   2333: 			selname[1].selected = true;
                   2334: 		    } else {
                   2335: 			selname[2].selected = true;
                   2336: 			if (Number(document.classgrade["GD_"+user+"_"+partid+"_tries"].value)) 
                   2337: 			{document.classgrade["GD_"+user+"_"+partid+"_tries"].value = '0';}
                   2338: 		    }
1.42      ng       2339: 		}
                   2340: 	    }
1.43      ng       2341: 	} else {
                   2342: 	    for (i=0;i<document.classgrade.total.value;i++) {
1.125     ng       2343: 		var user = document.classgrade["ctr"+i].value;
                   2344: 		var scorename = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
                   2345: 		var saveval   = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
                   2346: 		var selname   = document.classgrade["GD_"+user+"_"+partid+"_solved"];
1.265     www      2347: 		if ((saveval != "correct") || override) {
1.125     ng       2348: 		    scorename.value = document.classgrade["GD_"+user+"_"+partid+"_awarded_s"].value;
1.43      ng       2349: 		    selname[0].selected = true;
                   2350: 		}
                   2351: 	    }
                   2352: 	}	    
1.42      ng       2353:     }
                   2354: 
                   2355:     function changeSelect(partid,user) {
1.125     ng       2356: 	var selval = document.classgrade["GD_"+user+'_'+partid+"_solved"];
                   2357: 	var textbox = document.classgrade["GD_"+user+'_'+partid+"_awarded"];
1.44      ng       2358: 	var point  = textbox.value;
1.125     ng       2359: 	var weight = document.classgrade["weight_"+partid].value;
1.44      ng       2360: 
1.109     matthew  2361: 	if (isNaN(point) || parseFloat(point) < 0) {
                   2362: 	    alert("A number equal or greater than 0 is expected. Entered value = "+parseFloat(point));
1.44      ng       2363: 	    textbox.value = "";
                   2364: 	    return;
                   2365: 	}
1.109     matthew  2366: 	if (parseFloat(point) > parseFloat(weight)) {
                   2367: 	    var resp = confirm("You entered a value ("+parseFloat(point)+
1.44      ng       2368: 			       ") greater than the weight of the part. Accept?");
                   2369: 	    if (resp == false) {
                   2370: 		textbox.value = "";
                   2371: 		return;
                   2372: 	    }
                   2373: 	}
1.42      ng       2374: 	selval[0].selected = true;
                   2375:     }
                   2376: 
                   2377:     function changeOneScore(partid,user) {
1.125     ng       2378: 	var selval = document.classgrade["GD_"+user+'_'+partid+"_solved"];
                   2379: 	if (selval[1].selected || selval[2].selected) {
                   2380: 	    document.classgrade["GD_"+user+'_'+partid+"_awarded"].value = "";
                   2381: 	    if (selval[2].selected) {
                   2382: 		document.classgrade["GD_"+user+'_'+partid+"_tries"].value = "0";
                   2383: 	    }
1.42      ng       2384: 	}
                   2385:     }
                   2386: 
                   2387:     function resetEntry(numpart) {
                   2388: 	for (ctpart=0;ctpart<numpart;ctpart++) {
1.125     ng       2389: 	    var partid = document.classgrade["partid_"+ctpart].value;
                   2390: 	    var radioButton = document.classgrade["RADVAL_"+partid];
                   2391: 	    var textbox = document.classgrade["TEXTVAL_"+partid];
                   2392: 	    var selval  = document.classgrade["SELVAL_"+partid];
1.42      ng       2393: 	    for (var i=0; i<radioButton.length; i++) {
                   2394: 		radioButton[i].checked=false;
                   2395: 
                   2396: 	    }
                   2397: 	    textbox.value = "";
                   2398: 	    selval[0].selected = true;
                   2399: 
                   2400: 	    for (i=0;i<document.classgrade.total.value;i++) {
1.125     ng       2401: 		var user = document.classgrade["ctr"+i].value;
                   2402: 		var resetscore = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
                   2403: 		resetscore.value = document.classgrade["GD_"+user+"_"+partid+"_awarded_s"].value;
                   2404: 		var resettries = document.classgrade["GD_"+user+"_"+partid+"_tries"];
                   2405: 		resettries.value = document.classgrade["GD_"+user+"_"+partid+"_tries_s"].value;
                   2406: 		var saveselval   = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
                   2407: 		var selname   = document.classgrade["GD_"+user+"_"+partid+"_solved"];
1.42      ng       2408: 		if (saveselval == "excused") {
1.43      ng       2409: 		    if (selname[1].selected == false) { selname[1].selected = true;}
1.42      ng       2410: 		} else {
1.43      ng       2411: 		    if (selname[0].selected == false) {selname[0].selected = true};
1.42      ng       2412: 		}
                   2413: 	    }
1.41      ng       2414: 	}
1.42      ng       2415:     }
                   2416: 
1.41      ng       2417: </script>
                   2418: VIEWJAVASCRIPT
1.42      ng       2419: }
                   2420: 
1.44      ng       2421: #--- show scores for a section or whole class w/ option to change/update a score
1.42      ng       2422: sub viewgrades {
                   2423:     my ($request) = shift;
                   2424:     &viewgrades_js($request);
1.41      ng       2425: 
1.257     albertel 2426:     my ($symb,$url) = ($env{'form.symb'},$env{'form.url'}); 
1.168     albertel 2427:     #need to make sure we have the correct data for later EXT calls, 
                   2428:     #thus invalidate the cache
                   2429:     &Apache::lonnet::devalidatecourseresdata(
1.257     albertel 2430:                  $env{'course.'.$env{'request.course.id'}.'.num'},
                   2431:                  $env{'course.'.$env{'request.course.id'}.'.domain'});
1.168     albertel 2432:     &Apache::lonnet::clear_EXT_cache_status();
                   2433: 
1.167     sakharuk 2434:     my $result='<h3><font color="#339933">'.&mt('Manual Grading').'</font></h3>';
1.257     albertel 2435:     $result.='<font size=+1><b>Current Resource: </b>'.$env{'form.probTitle'}.'</font>'."\n";
1.41      ng       2436: 
                   2437:     #view individual student submission form - called using Javascript viewOneStudent
1.45      ng       2438:     $result.=&jscriptNform($url,$symb);
1.41      ng       2439: 
1.44      ng       2440:     #beginning of class grading form
1.41      ng       2441:     $result.= '<form action="/adm/grades" method="post" name="classgrade">'."\n".
1.106     albertel 2442: 	'<input type="hidden" name="symb"    value="'.$symb.'" />'."\n".
1.41      ng       2443: 	'<input type="hidden" name="url"     value="'.$url.'" />'."\n".
1.38      ng       2444: 	'<input type="hidden" name="command" value="editgrades" />'."\n".
1.257     albertel 2445: 	'<input type="hidden" name="section" value="'.$env{'form.section'}.'" />'."\n".
                   2446: 	'<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
                   2447: 	'<input type="hidden" name="Status" value="'.$env{'form.Status'}.'" />'."\n".
                   2448: 	'<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n";
1.72      ng       2449: 
1.126     ng       2450:     my $sectionClass;
1.257     albertel 2451:     if ($env{'form.section'} eq 'all') {
1.126     ng       2452: 	$sectionClass='Class </h3>';
1.257     albertel 2453:     } elsif ($env{'form.section'} eq 'none') {
1.126     ng       2454: 	$sectionClass='Students in no Section </h3>';
1.52      albertel 2455:     } else {
1.257     albertel 2456: 	$sectionClass='Students in Section '.$env{'form.section'}.'</h3>';
1.52      albertel 2457:     }
1.126     ng       2458:     $result.='<h3>Assign Common Grade To '.$sectionClass;
1.52      albertel 2459:     $result.= '<table border=0><tr><td bgcolor="#777777">'."\n".
                   2460: 	'<table border=0><tr bgcolor="#ffffdd"><td>';
1.44      ng       2461:     #radio buttons/text box for assigning points for a section or class.
                   2462:     #handles different parts of a problem
1.125     ng       2463:     my ($partlist,$handgrade) = &response_type($url,$symb);
1.42      ng       2464:     my %weight = ();
                   2465:     my $ctsparts = 0;
1.41      ng       2466:     $result.='<table border="0">';
1.45      ng       2467:     my %seen = ();
1.42      ng       2468:     for (sort keys(%$handgrade)) {
1.54      albertel 2469: 	my ($partid,$respid) = split (/_/,$_,2);
1.45      ng       2470: 	next if $seen{$partid};
                   2471: 	$seen{$partid}++;
1.147     albertel 2472: 	my $handgrade=$$handgrade{$_};
1.42      ng       2473: 	my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb);
                   2474: 	$weight{$partid} = $wgt eq '' ? '1' : $wgt;
                   2475: 
1.44      ng       2476: 	$result.='<input type="hidden" name="partid_'.
                   2477: 	    $ctsparts.'" value="'.$partid.'" />'."\n";
                   2478: 	$result.='<input type="hidden" name="weight_'.
                   2479: 	    $partid.'" value="'.$weight{$partid}.'" />'."\n";
1.207     albertel 2480: 	my $display_part=&get_display_part($partid,$url,$symb);
                   2481: 	$result.='<tr><td><b>Part:</b> '.$display_part.'&nbsp; &nbsp;<b>Point:</b> </td><td>';
1.42      ng       2482: 	$result.='<table border="0"><tr>';  
1.41      ng       2483: 	my $ctr = 0;
1.42      ng       2484: 	while ($ctr<=$weight{$partid}) { # display radio buttons in a nice table 10 across
                   2485: 	    $result.= '<td><input type="radio" name="RADVAL_'.$partid.'" '.
1.54      albertel 2486: 		'onclick="javascript:writePoint(\''.$partid.'\','.$weight{$partid}.
1.41      ng       2487: 		','.$ctr.')" />'.$ctr."</td>\n";
                   2488: 	    $result.=(($ctr+1)%10 == 0 ? '</tr><tr>' : '');
                   2489: 	    $ctr++;
                   2490: 	}
                   2491: 	$result.='</tr></table>';
1.44      ng       2492: 	$result.= '</td><td><b> or </b><input type="text" name="TEXTVAL_'.
1.54      albertel 2493: 	    $partid.'" size="4" '.'onChange="javascript:writePoint(\''.
                   2494: 		$partid.'\','.$weight{$partid}.',\'textval\')" /> /'.
1.42      ng       2495: 	    $weight{$partid}.' (problem weight)</td>'."\n";
                   2496: 	$result.= '</td><td><select name="SELVAL_'.$partid.'"'.
1.54      albertel 2497: 	    'onChange="javascript:writeRadText(\''.$partid.'\','.
1.59      albertel 2498: 		$weight{$partid}.')"> '.
1.42      ng       2499: 	    '<option selected="on"> </option>'.
1.125     ng       2500: 	    '<option>excused</option>'.
1.265     www      2501: 	    '<option>reset status</option></select></td>'.
1.266     albertel 2502:             '<td><label><input type="checkbox" name="FORCE_'.$partid.'" /> Override "Correct"</label></td></tr>'."\n";
1.42      ng       2503: 	$ctsparts++;
1.41      ng       2504:     }
1.52      albertel 2505:     $result.='</table>'.'</td></tr></table>'.'</td></tr></table>'."\n".
                   2506: 	'<input type="hidden" name="totalparts" value="'.$ctsparts.'" />';
1.42      ng       2507:     $result.='<input type="button" value="Reset" '.
1.111     ng       2508: 	'onClick="javascript:resetEntry('.$ctsparts.');" TARGET=_self>';
1.41      ng       2509: 
1.44      ng       2510:     #table listing all the students in a section/class
                   2511:     #header of table
1.126     ng       2512:     $result.= '<h3>Assign Grade to Specific Students in '.$sectionClass;
1.42      ng       2513:     $result.= '<table border=0><tr><td bgcolor="#777777">'."\n".
1.126     ng       2514: 	'<table border=0><tr bgcolor="#deffff"><td>&nbsp;<b>No.</b>&nbsp;</td>'.
1.129     ng       2515: 	'<td>'.&nameUserString('header')."</td>\n";
1.146     albertel 2516:     my (@parts) = sort(&getpartlist($url,$symb));
1.41      ng       2517:     foreach my $part (@parts) {
                   2518: 	my $display=&Apache::lonnet::metadata($url,$part.'.display');
1.126     ng       2519: 	$display =~ s|^Number of Attempts|Tries<br />|; # makes the column narrower
1.41      ng       2520: 	if  (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); }
1.207     albertel 2521: 	my ($partid) = &split_part_type($part);
                   2522: 	my $display_part=&get_display_part($partid,$url,$symb);
1.41      ng       2523: 	if ($display =~ /^Partial Credit Factor/) {
1.207     albertel 2524: 	    $result.='<td><b>Score Part:</b> '.$display_part.
                   2525: 		' <br /><b>(weight = '.$weight{$partid}.')</b></td>'."\n";
1.41      ng       2526: 	    next;
1.207     albertel 2527: 	} else {
                   2528: 	    $display =~s/\[Part: \Q$partid\E\]/Part:<\/b> $display_part/;
1.41      ng       2529: 	}
1.53      albertel 2530: 	$display =~ s|Problem Status|Grade Status<br />|;
1.207     albertel 2531: 	$result.='<td><b>'.$display.'</td>'."\n";
1.41      ng       2532:     }
                   2533:     $result.='</tr>';
1.44      ng       2534: 
1.41      ng       2535:     #get info for each student
1.44      ng       2536:     #list all the students - with points and grade status
1.257     albertel 2537:     my (undef,undef,$fullname) = &getclasslist($env{'form.section'},'1');
1.41      ng       2538:     my $ctr = 0;
1.53      albertel 2539:     foreach (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1.126     ng       2540: 	$ctr++;
1.257     albertel 2541: 	$result.=&viewstudentgrade($url,$symb,$env{'request.course.id'},
1.126     ng       2542: 				   $_,$$fullname{$_},\@parts,\%weight,$ctr);
1.41      ng       2543:     }
                   2544:     $result.='</table></td></tr></table>';
                   2545:     $result.='<input type="hidden" name="total" value="'.$ctr.'" />'."\n";
1.126     ng       2546:     $result.='<input type="button" value="Save" '.
1.45      ng       2547: 	'onClick="javascript:submit();" TARGET=_self /></form>'."\n";
1.96      albertel 2548:     if (scalar(%$fullname) eq 0) {
                   2549: 	my $colspan=3+scalar(@parts);
1.257     albertel 2550: 	$result='<font color="red">There are no students in section "'.$env{'form.section'}.
                   2551: 	    '" with enrollment status "'.$env{'form.Status'}.'" to modify or grade.</font>';
1.96      albertel 2552:     }
1.41      ng       2553:     $result.=&show_grading_menu_form($symb,$url);
                   2554:     return $result;
                   2555: }
                   2556: 
1.44      ng       2557: #--- call by previous routine to display each student
1.41      ng       2558: sub viewstudentgrade {
1.130     albertel 2559:     my ($url,$symb,$courseid,$student,$fullname,$parts,$weight,$ctr) = @_;
1.44      ng       2560:     my ($uname,$udom) = split(/:/,$student);
1.90      albertel 2561:     $student=~s/:/_/;
1.44      ng       2562:     my %record=&Apache::lonnet::restore($symb,$courseid,$udom,$uname);
1.233     albertel 2563:     my $result='<tr bgcolor="#ffffdd"><td align="right">'.
                   2564: 	'<input type="hidden" name="ctr'.($ctr-1).'" value="'.$student.'" />'.
                   2565: 	"\n".$ctr.'&nbsp;</td><td>&nbsp;'.
1.44      ng       2566: 	'<a href="javascript:viewOneStudent(\''.$uname.'\',\''.$udom.
1.112     ng       2567: 	'\')"; TARGET=_self>'.$fullname.'</a> '.
1.257     albertel 2568: 	'<font color="#999999">('.$uname.($env{'user.domain'} eq $udom ? '' : ':'.$udom).')</font></td>'."\n";
1.63      albertel 2569:     foreach my $apart (@$parts) {
                   2570: 	my ($part,$type) = &split_part_type($apart);
1.41      ng       2571: 	my $score=$record{"resource.$part.$type"};
1.233     albertel 2572: 	$result.='<td align="middle">';
1.41      ng       2573: 	if ($type eq 'awarded') {
1.42      ng       2574: 	    my $pts = $score eq '' ? '' : $score*$$weight{$part};
                   2575: 	    $result.='<input type="hidden" name="'.
1.89      albertel 2576: 		'GD_'.$student.'_'.$part.'_awarded_s" value="'.$pts.'" />'."\n";
1.233     albertel 2577: 	    $result.='<input type="text" name="'.
1.89      albertel 2578: 		'GD_'.$student.'_'.$part.'_awarded" '.
                   2579: 		'onChange="javascript:changeSelect(\''.$part.'\',\''.$student.
1.44      ng       2580: 		'\')" value="'.$pts.'" size="4" /></td>'."\n";
1.41      ng       2581: 	} elsif ($type eq 'solved') {
                   2582: 	    my ($status,$foo)=split(/_/,$score,2);
                   2583: 	    $status = 'nothing' if ($status eq '');
1.89      albertel 2584: 	    $result.='<input type="hidden" name="'.'GD_'.$student.'_'.
1.54      albertel 2585: 		$part.'_solved_s" value="'.$status.'" />'."\n";
1.233     albertel 2586: 	    $result.='&nbsp;<select name="'.
1.89      albertel 2587: 		'GD_'.$student.'_'.$part.'_solved" '.
                   2588: 		'onChange="javascript:changeOneScore(\''.$part.'\',\''.$student.'\')" >'."\n";
1.125     ng       2589: 	    $result.= (($status eq 'excused') ? '<option> </option><option selected="on">excused</option>' 
                   2590: 		: '<option selected="on"> </option><option>excused</option>')."\n";
                   2591: 	    $result.='<option>reset status</option>';
1.126     ng       2592: 	    $result.="</select>&nbsp;</td>\n";
1.122     ng       2593: 	} else {
                   2594: 	    $result.='<input type="hidden" name="'.
                   2595: 		'GD_'.$student.'_'.$part.'_'.$type.'_s" value="'.$score.'" />'.
                   2596: 		    "\n";
1.233     albertel 2597: 	    $result.='<input type="text" name="'.
1.122     ng       2598: 		'GD_'.$student.'_'.$part.'_'.$type.'" '.
                   2599: 		'value="'.$score.'" size="4" /></td>'."\n";
1.41      ng       2600: 	}
                   2601:     }
                   2602:     $result.='</tr>';
                   2603:     return $result;
1.38      ng       2604: }
                   2605: 
1.44      ng       2606: #--- change scores for all the students in a section/class
                   2607: #    record does not get update if unchanged
1.38      ng       2608: sub editgrades {
1.41      ng       2609:     my ($request) = @_;
                   2610: 
1.257     albertel 2611:     my $symb=$env{'form.symb'};
                   2612:     my $url =$env{'form.url'};
1.45      ng       2613:     my $title='<h3><font color="#339933">Current Grade Status</font></h3>';
1.257     albertel 2614:     $title.='<font size=+1><b>Current Resource: </b>'.$env{'form.probTitle'}.'</font><br />'."\n";
                   2615:     $title.='<font size=+1><b>Section: </b>'.$env{'form.section'}.'</font>'."\n";
1.126     ng       2616: 
1.44      ng       2617:     my $result= '<table border="0"><tr><td bgcolor="#777777">'."\n";
1.129     ng       2618:     $result.= '<table border="0"><tr bgcolor="#deffff">'.
                   2619: 	'<td rowspan=2 valign="center">&nbsp;<b>No.</b>&nbsp;</td>'.
                   2620: 	'<td rowspan=2 valign="center">'.&nameUserString('header')."</td>\n";
1.43      ng       2621: 
                   2622:     my %scoreptr = (
                   2623: 		    'correct'  =>'correct_by_override',
                   2624: 		    'incorrect'=>'incorrect_by_override',
                   2625: 		    'excused'  =>'excused',
                   2626: 		    'ungraded' =>'ungraded_attempted',
                   2627: 		    'nothing'  => '',
                   2628: 		    );
1.257     albertel 2629:     my ($classlist,undef,$fullname) = &getclasslist($env{'form.section'},'0');
1.34      ng       2630: 
1.44      ng       2631:     my (@partid);
                   2632:     my %weight = ();
1.54      albertel 2633:     my %columns = ();
1.44      ng       2634:     my ($i,$ctr,$count,$rec_update) = (0,0,0,0);
1.54      albertel 2635: 
1.146     albertel 2636:     my (@parts) = sort(&getpartlist($url,$symb));
1.54      albertel 2637:     my $header;
1.257     albertel 2638:     while ($ctr < $env{'form.totalparts'}) {
                   2639: 	my $partid = $env{'form.partid_'.$ctr};
1.44      ng       2640: 	push @partid,$partid;
1.257     albertel 2641: 	$weight{$partid} = $env{'form.weight_'.$partid};
1.44      ng       2642: 	$ctr++;
1.54      albertel 2643:     }
                   2644:     foreach my $partid (@partid) {
                   2645: 	$header .= '<td align="center">&nbsp;<b>Old Score</b>&nbsp;</td>'.
                   2646: 	    '<td align="center">&nbsp;<b>New Score</b>&nbsp;</td>';
                   2647: 	$columns{$partid}=2;
                   2648: 	foreach my $stores (@parts) {
                   2649: 	    my ($part,$type) = &split_part_type($stores);
                   2650: 	    if ($part !~ m/^\Q$partid\E/) { next;}
                   2651: 	    if ($type eq 'awarded' || $type eq 'solved') { next; }
                   2652: 	    my $display=&Apache::lonnet::metadata($url,$stores.'.display');
                   2653: 	    $display =~ s/\[Part: (\w)+\]//;
1.125     ng       2654: 	    $display =~ s/Number of Attempts/Tries/;
                   2655: 	    $header .= '<td align="center">&nbsp;<b>Old '.$display.'</b>&nbsp;</td>'.
                   2656: 		'<td align="center">&nbsp;<b>New '.$display.'</b>&nbsp;</td>';
1.54      albertel 2657: 	    $columns{$partid}+=2;
                   2658: 	}
                   2659:     }
                   2660:     foreach my $partid (@partid) {
1.207     albertel 2661: 	my $display_part=&get_display_part($partid,$url,$symb);
1.54      albertel 2662: 	$result .= '<td colspan="'.$columns{$partid}.
1.207     albertel 2663: 	    '" align="center"><b>Part:</b> '.$display_part.
                   2664: 	    ' (Weight = '.$weight{$partid}.')</td>';
1.54      albertel 2665: 
1.44      ng       2666:     }
                   2667:     $result .= '</tr><tr bgcolor="#deffff">';
1.54      albertel 2668:     $result .= $header;
1.44      ng       2669:     $result .= '</tr>'."\n";
1.93      albertel 2670:     my $noupdate;
1.126     ng       2671:     my ($updateCtr,$noupdateCtr) = (1,1);
1.257     albertel 2672:     for ($i=0; $i<$env{'form.total'}; $i++) {
1.93      albertel 2673: 	my $line;
1.257     albertel 2674: 	my $user = $env{'form.ctr'.$i};
1.92      albertel 2675: 	my $usercolon = $user;
                   2676: 	$usercolon =~s/_/:/;
                   2677: 	my ($uname,$udom)=split(/_/,$user);
1.44      ng       2678: 	my %newrecord;
                   2679: 	my $updateflag = 0;
1.129     ng       2680: 	$line .= '<td>'.&nameUserString(undef,$$fullname{$usercolon},$uname,$udom).'</td>';
1.108     albertel 2681: 	my $usec=$classlist->{"$uname:$udom"}[5];
1.105     albertel 2682: 	if (!&canmodify($usec)) {
1.126     ng       2683: 	    my $numcols=scalar(@partid)*4+2;
1.105     albertel 2684: 	    $noupdate.=$line."<td colspan=\"$numcols\"><font color=\"red\">Not allowed to modify student</font></td></tr>";
                   2685: 	    next;
                   2686: 	}
1.44      ng       2687: 	foreach (@partid) {
1.257     albertel 2688: 	    my $old_aw    = $env{'form.GD_'.$user.'_'.$_.'_awarded_s'};
1.54      albertel 2689: 	    my $old_part_pcr = $old_aw/($weight{$_} ne '0' ? $weight{$_}:1);
                   2690: 	    my $old_part  = $old_aw eq '' ? '' : $old_part_pcr;
1.257     albertel 2691: 	    my $old_score = $scoreptr{$env{'form.GD_'.$user.'_'.$_.'_solved_s'}};
1.54      albertel 2692: 
1.257     albertel 2693: 	    my $awarded   = $env{'form.GD_'.$user.'_'.$_.'_awarded'};
1.54      albertel 2694: 	    my $pcr       = $awarded/($weight{$_} ne '0' ? $weight{$_} : 1);
                   2695: 	    my $partial   = $awarded eq '' ? '' : $pcr;
1.44      ng       2696: 	    my $score;
                   2697: 	    if ($partial eq '') {
1.257     albertel 2698: 		$score = $scoreptr{$env{'form.GD_'.$user.'_'.$_.'_solved_s'}};
1.44      ng       2699: 	    } elsif ($partial > 0) {
                   2700: 		$score = 'correct_by_override';
                   2701: 	    } elsif ($partial == 0) {
                   2702: 		$score = 'incorrect_by_override';
                   2703: 	    }
1.257     albertel 2704: 	    my $dropMenu = $env{'form.GD_'.$user.'_'.$_.'_solved'};
1.125     ng       2705: 	    $score = 'excused' if (($dropMenu eq 'excused') && ($score ne 'excused'));
                   2706: 
                   2707: 	    if ($dropMenu eq 'reset status' &&
                   2708: 		$old_score ne '') { # ignore if no previous attempts => nothing to reset
                   2709: 		$newrecord{'resource.'.$_.'.tries'} = 0;
                   2710: 		$newrecord{'resource.'.$_.'.solved'} = '';
                   2711: 		$newrecord{'resource.'.$_.'.award'} = '';
                   2712: 		$newrecord{'resource.'.$_.'.awarded'} = 0;
1.257     albertel 2713: 		$newrecord{'resource.'.$_.'.regrader'}="$env{'user.name'}:$env{'user.domain'}";
1.125     ng       2714: 		$updateflag = 1;
1.139     albertel 2715: 	    } elsif (!($old_part eq $partial && $old_score eq $score)) {
                   2716: 		$updateflag = 1;
                   2717: 		$newrecord{'resource.'.$_.'.awarded'}  = $partial if $partial ne '';
                   2718: 		$newrecord{'resource.'.$_.'.solved'}   = $score;
                   2719: 		$rec_update++;
1.125     ng       2720: 	    }
                   2721: 
1.93      albertel 2722: 	    $line .= '<td align="center">'.$old_aw.'&nbsp;</td>'.
1.44      ng       2723: 		'<td align="center">'.$awarded.
                   2724: 		($score eq 'excused' ? $score : '').'&nbsp;</td>';
1.5       albertel 2725: 
1.54      albertel 2726: 
                   2727: 	    my $partid=$_;
                   2728: 	    foreach my $stores (@parts) {
                   2729: 		my ($part,$type) = &split_part_type($stores);
                   2730: 		if ($part !~ m/^\Q$partid\E/) { next;}
                   2731: 		if ($type eq 'awarded' || $type eq 'solved') { next; }
1.257     albertel 2732: 		my $old_aw    = $env{'form.GD_'.$user.'_'.$part.'_'.$type.'_s'};
                   2733: 		my $awarded   = $env{'form.GD_'.$user.'_'.$part.'_'.$type};
1.54      albertel 2734: 		if ($awarded ne '' && $awarded ne $old_aw) {
                   2735: 		    $newrecord{'resource.'.$part.'.'.$type}= $awarded;
1.257     albertel 2736: 		    $newrecord{'resource.'.$part.'.regrader'}="$env{'user.name'}:$env{'user.domain'}";
1.54      albertel 2737: 		    $updateflag=1;
                   2738: 		}
1.93      albertel 2739: 		$line .= '<td align="center">'.$old_aw.'&nbsp;</td>'.
1.54      albertel 2740: 		    '<td align="center">'.$awarded.'&nbsp;</td>';
                   2741: 	    }
1.44      ng       2742: 	}
1.93      albertel 2743: 	$line.='</tr>'."\n";
1.44      ng       2744: 	if ($updateflag) {
                   2745: 	    $count++;
1.257     albertel 2746: 	    &Apache::lonnet::cstore(\%newrecord,$symb,$env{'request.course.id'},
1.89      albertel 2747: 				    $udom,$uname);
1.126     ng       2748: 	    $result.='<tr bgcolor="#ffffde"><td align="right">&nbsp;'.$updateCtr.'&nbsp;</td>'.$line;
                   2749: 	    $updateCtr++;
1.93      albertel 2750: 	} else {
1.126     ng       2751: 	    $noupdate.='<tr bgcolor="#ffffde"><td align="right">&nbsp;'.$noupdateCtr.'&nbsp;</td>'.$line;
                   2752: 	    $noupdateCtr++;
1.44      ng       2753: 	}
1.93      albertel 2754:     }
                   2755:     if ($noupdate) {
1.126     ng       2756: #	my $numcols=(scalar(@partid)*(scalar(@parts)-1)*2)+3;
                   2757: 	my $numcols=scalar(@partid)*4+2;
1.204     albertel 2758: 	$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       2759:     }
1.72      ng       2760:     $result .= '</table></td></tr></table>'."\n".
                   2761: 	&show_grading_menu_form ($symb,$url);
1.125     ng       2762:     my $msg = '<br /><b>Number of records updated = '.$rec_update.
1.44      ng       2763: 	' for '.$count.' student'.($count <= 1 ? '' : 's').'.</b><br />'.
1.257     albertel 2764: 	'<b>Total number of students = '.$env{'form.total'}.'</b><br />';
1.44      ng       2765:     return $title.$msg.$result;
1.5       albertel 2766: }
1.54      albertel 2767: 
                   2768: sub split_part_type {
                   2769:     my ($partstr) = @_;
                   2770:     my ($temp,@allparts)=split(/_/,$partstr);
                   2771:     my $type=pop(@allparts);
                   2772:     my $part=join('.',@allparts);
                   2773:     return ($part,$type);
                   2774: }
                   2775: 
1.44      ng       2776: #------------- end of section for handling grading by section/class ---------
                   2777: #
                   2778: #----------------------------------------------------------------------------
                   2779: 
1.5       albertel 2780: 
1.44      ng       2781: #----------------------------------------------------------------------------
                   2782: #
                   2783: #-------------------------- Next few routines handles grading by csv upload
                   2784: #
                   2785: #--- Javascript to handle csv upload
1.27      albertel 2786: sub csvupload_javascript_reverse_associate {
1.246     albertel 2787:     my $error1=&mt('You need to specify the username or ID');
                   2788:     my $error2=&mt('You need to specify at least one grading field');
1.27      albertel 2789:   return(<<ENDPICK);
                   2790:   function verify(vf) {
                   2791:     var foundsomething=0;
                   2792:     var founduname=0;
1.243     albertel 2793:     var foundID=0;
1.27      albertel 2794:     for (i=0;i<=vf.nfields.value;i++) {
                   2795:       tw=eval('vf.f'+i+'.selectedIndex');
1.243     albertel 2796:       if (i==0 && tw!=0) { foundID=1; }
                   2797:       if (i==1 && tw!=0) { founduname=1; }
                   2798:       if (i!=0 && i!=1 && i!=2 && tw!=0) { foundsomething=1; }
1.27      albertel 2799:     }
1.246     albertel 2800:     if (founduname==0 && foundID==0) {
                   2801: 	alert('$error1');
                   2802: 	return;
1.27      albertel 2803:     }
                   2804:     if (foundsomething==0) {
1.246     albertel 2805: 	alert('$error2');
                   2806: 	return;
1.27      albertel 2807:     }
                   2808:     vf.submit();
                   2809:   }
                   2810:   function flip(vf,tf) {
                   2811:     var nw=eval('vf.f'+tf+'.selectedIndex');
                   2812:     var i;
                   2813:     for (i=0;i<=vf.nfields.value;i++) {
                   2814:       //can not pick the same destination field for both name and domain
                   2815:       if (((i ==0)||(i ==1)) && 
                   2816:           ((tf==0)||(tf==1)) && 
                   2817:           (i!=tf) &&
                   2818:           (eval('vf.f'+i+'.selectedIndex')==nw)) {
                   2819:         eval('vf.f'+i+'.selectedIndex=0;')
                   2820:       }
                   2821:     }
                   2822:   }
                   2823: ENDPICK
                   2824: }
                   2825: 
                   2826: sub csvupload_javascript_forward_associate {
1.246     albertel 2827:     my $error1=&mt('You need to specify the username or ID');
                   2828:     my $error2=&mt('You need to specify at least one grading field');
1.27      albertel 2829:   return(<<ENDPICK);
                   2830:   function verify(vf) {
                   2831:     var foundsomething=0;
                   2832:     var founduname=0;
1.243     albertel 2833:     var foundID=0;
1.27      albertel 2834:     for (i=0;i<=vf.nfields.value;i++) {
                   2835:       tw=eval('vf.f'+i+'.selectedIndex');
1.243     albertel 2836:       if (tw==1) { foundID=1; }
                   2837:       if (tw==2) { founduname=1; }
                   2838:       if (tw>3) { foundsomething=1; }
1.27      albertel 2839:     }
1.246     albertel 2840:     if (founduname==0 && foundID==0) {
                   2841: 	alert('$error1');
                   2842: 	return;
1.27      albertel 2843:     }
                   2844:     if (foundsomething==0) {
1.246     albertel 2845: 	alert('$error2');
                   2846: 	return;
1.27      albertel 2847:     }
                   2848:     vf.submit();
                   2849:   }
                   2850:   function flip(vf,tf) {
                   2851:     var nw=eval('vf.f'+tf+'.selectedIndex');
                   2852:     var i;
                   2853:     //can not pick the same destination field twice
                   2854:     for (i=0;i<=vf.nfields.value;i++) {
                   2855:       if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) {
                   2856:         eval('vf.f'+i+'.selectedIndex=0;')
                   2857:       }
                   2858:     }
                   2859:   }
                   2860: ENDPICK
                   2861: }
                   2862: 
1.26      albertel 2863: sub csvuploadmap_header {
1.41      ng       2864:     my ($request,$symb,$url,$datatoken,$distotal)= @_;
                   2865:     my $javascript;
1.257     albertel 2866:     if ($env{'form.upfile_associate'} eq 'reverse') {
1.41      ng       2867: 	$javascript=&csvupload_javascript_reverse_associate();
                   2868:     } else {
                   2869: 	$javascript=&csvupload_javascript_forward_associate();
                   2870:     }
1.45      ng       2871: 
1.257     albertel 2872:     my ($result) = &showResourceInfo($url,$env{'form.probTitle'});
                   2873:     my $checked=(($env{'form.noFirstLine'})?' checked="checked"':'');
1.245     albertel 2874:     my $ignore=&mt('Ignore First Line');
1.41      ng       2875:     $request->print(<<ENDPICK);
1.26      albertel 2876: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
1.45      ng       2877: <h3><font color="#339933">Uploading Class Grades</font></h3>
                   2878: $result
1.26      albertel 2879: <hr>
                   2880: <h3>Identify fields</h3>
                   2881: Total number of records found in file: $distotal <hr />
                   2882: Enter as many fields as you can. The system will inform you and bring you back
                   2883: to this page if the data selected is insufficient to run your class.<hr />
                   2884: <input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />
1.245     albertel 2885: <label><input type="checkbox" name="noFirstLine" $checked />$ignore</label>
1.26      albertel 2886: <input type="hidden" name="associate"  value="" />
                   2887: <input type="hidden" name="phase"      value="three" />
                   2888: <input type="hidden" name="datatoken"  value="$datatoken" />
1.257     albertel 2889: <input type="hidden" name="fileupload" value="$env{'form.fileupload'}" />
                   2890: <input type="hidden" name="upfiletype" value="$env{'form.upfiletype'}" />
1.26      albertel 2891: <input type="hidden" name="upfile_associate" 
1.257     albertel 2892:                                        value="$env{'form.upfile_associate'}" />
1.26      albertel 2893: <input type="hidden" name="symb"       value="$symb" />
                   2894: <input type="hidden" name="url"        value="$url" />
1.257     albertel 2895: <input type="hidden" name="saveState"  value="$env{'form.saveState'}" />
                   2896: <input type="hidden" name="probTitle"  value="$env{'form.probTitle'}" />
1.246     albertel 2897: <input type="hidden" name="command"    value="csvuploadoptions" />
1.26      albertel 2898: <hr />
                   2899: <script type="text/javascript" language="Javascript">
                   2900: $javascript
                   2901: </script>
                   2902: ENDPICK
1.118     ng       2903:     return '';
1.26      albertel 2904: 
                   2905: }
                   2906: 
                   2907: sub csvupload_fields {
1.146     albertel 2908:     my ($url,$symb) = @_;
                   2909:     my (@parts) = &getpartlist($url,$symb);
1.243     albertel 2910:     my @fields=(['ID','Student ID'],
                   2911: 		['username','Student Username'],
                   2912: 		['domain','Student Domain']);
1.41      ng       2913:     foreach my $part (sort(@parts)) {
                   2914: 	my @datum;
                   2915: 	my $display=&Apache::lonnet::metadata($url,$part.'.display');
                   2916: 	my $name=$part;
                   2917: 	if  (!$display) { $display = $name; }
                   2918: 	@datum=($name,$display);
1.244     albertel 2919: 	if ($name=~/^stores_(.*)_awarded/) {
                   2920: 	    push(@fields,['stores_'.$1.'_points',"Points [Part: $1]"]);
                   2921: 	}
1.41      ng       2922: 	push(@fields,\@datum);
                   2923:     }
                   2924:     return (@fields);
1.26      albertel 2925: }
                   2926: 
                   2927: sub csvuploadmap_footer {
1.41      ng       2928:     my ($request,$i,$keyfields) =@_;
                   2929:     $request->print(<<ENDPICK);
1.26      albertel 2930: </table>
                   2931: <input type="hidden" name="nfields" value="$i" />
                   2932: <input type="hidden" name="keyfields" value="$keyfields" />
                   2933: <input type="button" onClick="javascript:verify(this.form)" value="Assign Grades" /><br />
                   2934: </form>
                   2935: ENDPICK
                   2936: }
                   2937: 
1.86      ng       2938: sub upcsvScores_form {
                   2939:     my ($request) = shift;
                   2940:     my ($symb,$url)=&get_symb_and_url($request);
                   2941:     if (!$symb) {return '';}
                   2942:     my $result =<<CSVFORMJS;
                   2943: <script type="text/javascript" language="javascript">
                   2944:     function checkUpload(formname) {
                   2945: 	if (formname.upfile.value == "") {
                   2946: 	    alert("Please use the browse button to select a file from your local directory.");
                   2947: 	    return false;
                   2948: 	}
                   2949: 	formname.submit();
                   2950:     }
                   2951:     </script>
                   2952: CSVFORMJS
1.257     albertel 2953:     $env{'form.probTitle'} = &Apache::lonnet::gettitle($symb);
                   2954:     my ($table) = &showResourceInfo($url,$env{'form.probTitle'});
1.118     ng       2955:     $result.=$table;
1.86      ng       2956:     $result.='<br /><table width=100% border=0><tr><td bgcolor="#777777">'."\n";
                   2957:     $result.='<table width=100% border=0><tr bgcolor="#e6ffff"><td>'."\n";
1.118     ng       2958:     $result.='&nbsp;<b>Specify a file containing the class scores for current resource'.
1.86      ng       2959: 	'.</b></td></tr>'."\n";
                   2960:     $result.='<tr bgcolor=#ffffe6><td>'."\n";
                   2961:     my $upfile_select=&Apache::loncommon::upfile_select_html();
1.245     albertel 2962:     my $ignore=&mt('Ignore First Line');
1.86      ng       2963:     $result.=<<ENDUPFORM;
1.106     albertel 2964: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
1.86      ng       2965: <input type="hidden" name="symb" value="$symb" />
                   2966: <input type="hidden" name="url" value="$url" />
                   2967: <input type="hidden" name="command" value="csvuploadmap" />
1.257     albertel 2968: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
                   2969: <input type="hidden" name="saveState"  value="$env{'form.saveState'}" />
1.86      ng       2970: $upfile_select
                   2971: <br /><input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scores" />
1.245     albertel 2972: <label><input type="checkbox" name="noFirstLine" />$ignore</lable>
1.86      ng       2973: </form>
                   2974: ENDUPFORM
                   2975:     $result.='</td></tr></table>'."\n";
                   2976:     $result.='</td></tr></table><br /><br />'."\n";
                   2977:     $result.=&show_grading_menu_form($symb,$url);
                   2978:     return $result;
                   2979: }
                   2980: 
                   2981: 
1.26      albertel 2982: sub csvuploadmap {
1.41      ng       2983:     my ($request)= @_;
                   2984:     my ($symb,$url)=&get_symb_and_url($request);
                   2985:     if (!$symb) {return '';}
1.72      ng       2986: 
1.41      ng       2987:     my $datatoken;
1.257     albertel 2988:     if (!$env{'form.datatoken'}) {
1.41      ng       2989: 	$datatoken=&Apache::loncommon::upfile_store($request);
1.26      albertel 2990:     } else {
1.257     albertel 2991: 	$datatoken=$env{'form.datatoken'};
1.41      ng       2992: 	&Apache::loncommon::load_tmp_file($request);
1.26      albertel 2993:     }
1.41      ng       2994:     my @records=&Apache::loncommon::upfile_record_sep();
1.257     albertel 2995:     if ($env{'form.noFirstLine'}) { shift(@records); }
1.41      ng       2996:     &csvuploadmap_header($request,$symb,$url,$datatoken,$#records+1);
                   2997:     my ($i,$keyfields);
                   2998:     if (@records) {
1.146     albertel 2999: 	my @fields=&csvupload_fields($url,$symb);
1.45      ng       3000: 
1.257     albertel 3001: 	if ($env{'form.upfile_associate'} eq 'reverse') {	
1.41      ng       3002: 	    &Apache::loncommon::csv_print_samples($request,\@records);
                   3003: 	    $i=&Apache::loncommon::csv_print_select_table($request,\@records,
                   3004: 							  \@fields);
                   3005: 	    foreach (@fields) { $keyfields.=$_->[0].','; }
                   3006: 	    chop($keyfields);
                   3007: 	} else {
                   3008: 	    unshift(@fields,['none','']);
                   3009: 	    $i=&Apache::loncommon::csv_samples_select_table($request,\@records,
                   3010: 							    \@fields);
                   3011: 	    my %sone=&Apache::loncommon::record_sep($records[0]);
                   3012: 	    $keyfields=join(',',sort(keys(%sone)));
                   3013: 	}
                   3014:     }
                   3015:     &csvuploadmap_footer($request,$i,$keyfields);
1.72      ng       3016:     $request->print(&show_grading_menu_form($symb,$url));
                   3017: 
1.41      ng       3018:     return '';
1.27      albertel 3019: }
                   3020: 
1.246     albertel 3021: sub csvuploadoptions {
1.41      ng       3022:     my ($request)= @_;
                   3023:     my ($symb,$url)=&get_symb_and_url($request);
1.257     albertel 3024:     my $checked=(($env{'form.noFirstLine'})?'1':'0');
1.246     albertel 3025:     my $ignore=&mt('Ignore First Line');
                   3026:     $request->print(<<ENDPICK);
                   3027: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
                   3028: <h3><font color="#339933">Uploading Class Grade Options</font></h3>
                   3029: <input type="hidden" name="command"    value="csvuploadassign" />
                   3030: <input type="submit" value="Assign Grades" /><br />
                   3031: <p>
                   3032: <label>
                   3033:    <input type="checkbox" name="show_full_results" />
                   3034:    Show a table of all changes
                   3035: </label>
                   3036: </p>
                   3037: <p>
                   3038: <label>
                   3039:    <input type="checkbox" name="overwite_scores" checked="checked" />
                   3040:    Overwrite any existing score
                   3041: </label>
                   3042: </p>
                   3043: ENDPICK
                   3044:     my %fields=&get_fields();
                   3045:     if (!defined($fields{'domain'})) {
1.257     albertel 3046: 	my $domform = &Apache::loncommon::select_dom_form($env{'request.role.domain'},'default_domain');
1.246     albertel 3047: 	$request->print("\n<p> Users are in domain: ".$domform."</p>\n");
                   3048:     }
1.257     albertel 3049:     foreach my $key (sort(keys(%env))) {
1.246     albertel 3050: 	if ($key !~ /^form\.(.*)$/) { next; }
                   3051: 	my $cleankey=$1;
                   3052: 	if ($cleankey eq 'command') { next; }
                   3053: 	$request->print('<input type="hidden" name="'.$cleankey.
1.257     albertel 3054: 			'"  value="'.$env{$key}.'" />'."\n");
1.246     albertel 3055:     }
                   3056:     # FIXME do a check for any duplicated user ids...
                   3057:     # FIXME do a check for any invalid user ids?...
                   3058:     $request->print("<hr /></form>\n");
                   3059:     $request->print(&show_grading_menu_form($symb,$url));
                   3060:     return '';
                   3061: }
                   3062: 
                   3063: sub get_fields {
                   3064:     my %fields;
1.257     albertel 3065:     my @keyfields = split(/\,/,$env{'form.keyfields'});
                   3066:     for (my $i=0; $i<=$env{'form.nfields'}; $i++) {
                   3067: 	if ($env{'form.upfile_associate'} eq 'reverse') {
                   3068: 	    if ($env{'form.f'.$i} ne 'none') {
                   3069: 		$fields{$keyfields[$i]}=$env{'form.f'.$i};
1.41      ng       3070: 	    }
                   3071: 	} else {
1.257     albertel 3072: 	    if ($env{'form.f'.$i} ne 'none') {
                   3073: 		$fields{$env{'form.f'.$i}}=$keyfields[$i];
1.41      ng       3074: 	    }
                   3075: 	}
1.27      albertel 3076:     }
1.246     albertel 3077:     return %fields;
                   3078: }
                   3079: 
                   3080: sub csvuploadassign {
                   3081:     my ($request)= @_;
                   3082:     my ($symb,$url)=&get_symb_and_url($request);
                   3083:     if (!$symb) {return '';}
                   3084:     &Apache::loncommon::load_tmp_file($request);
                   3085:     my @gradedata = &Apache::loncommon::upfile_record_sep();
1.257     albertel 3086:     if ($env{'form.noFirstLine'}) { shift(@gradedata); }
1.246     albertel 3087:     my %fields=&get_fields();
1.41      ng       3088:     $request->print('<h3>Assigning Grades</h3>');
1.257     albertel 3089:     my $courseid=$env{'request.course.id'};
1.97      albertel 3090:     my ($classlist) = &getclasslist('all',0);
1.106     albertel 3091:     my @notallowed;
1.41      ng       3092:     my @skipped;
                   3093:     my $countdone=0;
                   3094:     foreach my $grade (@gradedata) {
                   3095: 	my %entries=&Apache::loncommon::record_sep($grade);
1.246     albertel 3096: 	my $domain;
                   3097: 	if ($entries{$fields{'domain'}}) {
                   3098: 	    $domain=$entries{$fields{'domain'}};
                   3099: 	} else {
1.257     albertel 3100: 	    $domain=$env{'form.default_domain'};
1.246     albertel 3101: 	}
1.243     albertel 3102: 	$domain=~s/\s//g;
1.41      ng       3103: 	my $username=$entries{$fields{'username'}};
1.160     albertel 3104: 	$username=~s/\s//g;
1.243     albertel 3105: 	if (!$username) {
                   3106: 	    my $id=$entries{$fields{'ID'}};
1.247     albertel 3107: 	    $id=~s/\s//g;
1.243     albertel 3108: 	    my %ids=&Apache::lonnet::idget($domain,$id);
                   3109: 	    $username=$ids{$id};
                   3110: 	}
1.41      ng       3111: 	if (!exists($$classlist{"$username:$domain"})) {
1.247     albertel 3112: 	    my $id=$entries{$fields{'ID'}};
                   3113: 	    $id=~s/\s//g;
                   3114: 	    if ($id) {
                   3115: 		push(@skipped,"$id:$domain");
                   3116: 	    } else {
                   3117: 		push(@skipped,"$username:$domain");
                   3118: 	    }
1.41      ng       3119: 	    next;
                   3120: 	}
1.108     albertel 3121: 	my $usec=$classlist->{"$username:$domain"}[5];
1.106     albertel 3122: 	if (!&canmodify($usec)) {
                   3123: 	    push(@notallowed,"$username:$domain");
                   3124: 	    next;
                   3125: 	}
1.244     albertel 3126: 	my %points;
1.41      ng       3127: 	my %grades;
                   3128: 	foreach my $dest (keys(%fields)) {
1.244     albertel 3129: 	    if ($dest eq 'ID' || $dest eq 'username' ||
                   3130: 		$dest eq 'domain') { next; }
                   3131: 	    if ($entries{$fields{$dest}} =~ /^\s*$/) { next; }
                   3132: 	    if ($dest=~/stores_(.*)_points/) {
                   3133: 		my $part=$1;
                   3134: 		my $wgt =&Apache::lonnet::EXT('resource.'.$part.'.weight',
                   3135: 					      $symb,$domain,$username);
1.247     albertel 3136: 		$entries{$fields{$dest}}=~s/\s//g;
1.244     albertel 3137: 		my $pcr=$entries{$fields{$dest}} / $wgt;
                   3138: 		my $award='correct_by_override';
                   3139: 		$grades{"resource.$part.awarded"}=$pcr;
                   3140: 		$grades{"resource.$part.solved"}=$award;
                   3141: 		$points{$part}=1;
                   3142: 	    } else {
                   3143: 		if ($dest=~/stores_(.*)_awarded/) { if ($points{$1}) {next;} }
                   3144: 		if ($dest=~/stores_(.*)_solved/)  { if ($points{$1}) {next;} }
                   3145: 		my $store_key=$dest;
                   3146: 		$store_key=~s/^stores/resource/;
                   3147: 		$store_key=~s/_/\./g;
                   3148: 		$grades{$store_key}=$entries{$fields{$dest}};
                   3149: 	    }
1.41      ng       3150: 	}
1.244     albertel 3151: 	if (! %grades) { push(@skipped,"$username:$domain no data to store"); }
1.257     albertel 3152: 	$grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}";
1.244     albertel 3153: #	&Apache::lonnet::logthis(" storing ".(join('-',%grades)));
1.257     albertel 3154: 	&Apache::lonnet::cstore(\%grades,$symb,$env{'request.course.id'},
1.41      ng       3155: 				$domain,$username);
                   3156: 	$request->print('.');
                   3157: 	$request->rflush();
                   3158: 	$countdone++;
                   3159:     }
                   3160:     $request->print("<br />Stored $countdone students\n");
                   3161:     if (@skipped) {
1.106     albertel 3162: 	$request->print('<p<font size="+1"><b>Skipped Students</b></font></p>');
                   3163: 	foreach my $student (@skipped) { $request->print("$student<br />\n"); }
                   3164:     }
                   3165:     if (@notallowed) {
                   3166: 	$request->print('<p><font size="+1" color="red"><b>Students Not Allowed to Modify</b></font></p>');
                   3167: 	foreach my $student (@notallowed) { $request->print("$student<br />\n"); }
1.41      ng       3168:     }
1.106     albertel 3169:     $request->print("<br />\n");
1.41      ng       3170:     $request->print(&show_grading_menu_form($symb,$url));
                   3171:     return '';
1.26      albertel 3172: }
1.44      ng       3173: #------------- end of section for handling csv file upload ---------
                   3174: #
                   3175: #-------------------------------------------------------------------
                   3176: #
1.122     ng       3177: #-------------- Next few routines handle grading by page/sequence
1.72      ng       3178: #
                   3179: #--- Select a page/sequence and a student to grade
1.68      ng       3180: sub pickStudentPage {
                   3181:     my ($request) = shift;
                   3182: 
                   3183:     $request->print(<<LISTJAVASCRIPT);
                   3184: <script type="text/javascript" language="javascript">
                   3185: 
                   3186: function checkPickOne(formname) {
1.76      ng       3187:     if (radioSelection(formname.student) == null) {
1.68      ng       3188: 	alert("Please select the student you wish to grade.");
                   3189: 	return;
                   3190:     }
1.125     ng       3191:     ptr = pullDownSelection(formname.selectpage);
                   3192:     formname.page.value = formname["page"+ptr].value;
                   3193:     formname.title.value = formname["title"+ptr].value;
1.68      ng       3194:     formname.submit();
                   3195: }
                   3196: 
                   3197: </script>
                   3198: LISTJAVASCRIPT
1.118     ng       3199:     &commonJSfunctions($request);
1.72      ng       3200:     my ($symb,$url) = &get_symb_and_url($request);
1.257     albertel 3201:     my $cdom      = $env{"course.$env{'request.course.id'}.domain"};
                   3202:     my $cnum      = $env{"course.$env{'request.course.id'}.num"};
                   3203:     my $getsec    = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
1.68      ng       3204: 
                   3205:     my $result='<h3><font color="#339933">&nbsp;'.
                   3206: 	'Manual Grading by Page or Sequence</font></h3>';
                   3207: 
1.80      ng       3208:     $result.='<form action="/adm/grades" method="post" name="displayPage">'."\n";
1.70      ng       3209:     $result.='&nbsp;<b>Problems from:</b> <select name="selectpage">'."\n";
1.74      albertel 3210:     my ($titles,$symbx) = &getSymbMap($request);
1.137     albertel 3211:     my ($curpage) =&Apache::lonnet::decode_symb($symb); 
                   3212: #    my ($curpage,$mapId) =&Apache::lonnet::decode_symb($symb); 
                   3213: #    my $type=($curpage =~ /\.(page|sequence)/);
1.70      ng       3214:     my $ctr=0;
1.68      ng       3215:     foreach (@$titles) {
                   3216: 	my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
1.70      ng       3217: 	$result.='<option value="'.$ctr.'" '.
1.71      ng       3218: 	    ($$symbx{$_} =~ /$curpage$/ ? 'selected="on"' : '').
                   3219: 	    '>'.$showtitle.'</option>'."\n";
1.70      ng       3220: 	$ctr++;
1.68      ng       3221:     }
                   3222:     $result.= '</select>'."<br>\n";
1.70      ng       3223:     $ctr=0;
                   3224:     foreach (@$titles) {
                   3225: 	my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
                   3226: 	$result.='<input type="hidden" name="page'.$ctr.'" value="'.$$symbx{$_}.'" />'."\n";
                   3227: 	$result.='<input type="hidden" name="title'.$ctr.'" value="'.$showtitle.'" />'."\n";
                   3228: 	$ctr++;
                   3229:     }
1.72      ng       3230:     $result.='<input type="hidden" name="page" />'."\n".
                   3231: 	'<input type="hidden" name="title" />'."\n";
1.68      ng       3232: 
1.144     albertel 3233:     $result.='&nbsp;<b>View Problems Text: </b><input type="radio" name="vProb" value="no" checked="on" /> no '."\n".
1.71      ng       3234: 	'<input type="radio" name="vProb" value="yes" /> yes '."<br>\n";
1.72      ng       3235: 
1.71      ng       3236:     $result.='&nbsp;<b>Submission Details: </b>'.
                   3237: 	'<input type="radio" name="lastSub" value="none" /> none'."\n".
1.122     ng       3238: 	'<input type="radio" name="lastSub" value="datesub" checked /> by dates and submissions'."\n".
1.71      ng       3239: 	'<input type="radio" name="lastSub" value="all" /> all details'."\n";
1.72      ng       3240: 
1.68      ng       3241:     $result.='<input type="hidden" name="section"     value="'.$getsec.'" />'."\n".
1.257     albertel 3242: 	'<input type="hidden" name="Status"  value="'.$env{'form.Status'}.'" />'."\n".
1.72      ng       3243: 	'<input type="hidden" name="command" value="displayPage" />'."\n".
                   3244: 	'<input type="hidden" name="url"     value="'.$url.'" />'."\n".
1.80      ng       3245: 	'<input type="hidden" name="symb"    value="'.$symb.'" />'."\n".
1.257     albertel 3246: 	'<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."<br />\n";
1.72      ng       3247: 
1.80      ng       3248:     $result.='&nbsp;<input type="button" '.
1.126     ng       3249: 	'onClick="javascript:checkPickOne(this.form);"value="Next->" /><br />'."\n";
1.72      ng       3250: 
1.68      ng       3251:     $request->print($result);
                   3252: 
1.126     ng       3253:     my $studentTable.='&nbsp;<b>Select a student you wish to grade and then click on the Next button.</b><br>'.
1.68      ng       3254: 	'<table border="0"><tr><td bgcolor="#777777">'.
                   3255: 	'<table border="0"><tr bgcolor="#e6ffff">'.
1.126     ng       3256: 	'<td align="right">&nbsp;<b>No.</b></td>'.
1.129     ng       3257: 	'<td>'.&nameUserString('header').'</td>'.
1.126     ng       3258: 	'<td align="right">&nbsp;<b>No.</b></td>'.
1.129     ng       3259: 	'<td>'.&nameUserString('header').'</td></tr>';
1.68      ng       3260:  
1.76      ng       3261:     my (undef,undef,$fullname) = &getclasslist($getsec,'1');
1.68      ng       3262:     my $ptr = 1;
                   3263:     foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
                   3264: 	my ($uname,$udom) = split(/:/,$student);
1.126     ng       3265: 	$studentTable.=($ptr%2 == 1 ? '<tr bgcolor="#ffffe6">' : '</td>');
                   3266: 	$studentTable.='<td align="right">'.$ptr.'&nbsp;</td>';
1.129     ng       3267: 	$studentTable.='<td>&nbsp;<input type="radio" name="student" value="'.$student.'" /> '
                   3268: 	    .&nameUserString(undef,$$fullname{$student},$uname,$udom)."\n";
1.126     ng       3269: 	$studentTable.=($ptr%2 == 0 ? '</td></tr>' : '');
1.68      ng       3270: 	$ptr++;
                   3271:     }
1.126     ng       3272:     $studentTable.='</td><td>&nbsp;</td><td>&nbsp;' if ($ptr%2 == 0);
1.68      ng       3273:     $studentTable.='</td></tr></table></td></tr></table>'."\n";
1.126     ng       3274:     $studentTable.='<input type="button" '.
                   3275: 	'onClick="javascript:checkPickOne(this.form);"value="Next->" /></form>'."\n";
1.68      ng       3276: 
                   3277:     $studentTable.=&show_grading_menu_form($symb,$url);
                   3278:     $request->print($studentTable);
                   3279: 
                   3280:     return '';
                   3281: }
                   3282: 
                   3283: sub getSymbMap {
1.74      albertel 3284:     my ($request) = @_;
1.132     bowersj2 3285:     my $navmap = Apache::lonnavmaps::navmap->new();
1.68      ng       3286: 
                   3287:     my %symbx = ();
                   3288:     my @titles = ();
1.117     bowersj2 3289:     my $minder = 0;
                   3290: 
                   3291:     # Gather every sequence that has problems.
1.240     albertel 3292:     my @sequences = $navmap->retrieveResources(undef, sub { shift->is_map(); },
                   3293: 					       1,0,1);
1.117     bowersj2 3294:     for my $sequence ($navmap->getById('0.0'), @sequences) {
1.241     albertel 3295: 	if ($navmap->hasResource($sequence, sub { shift->is_problem(); }, 0) ) {
1.117     bowersj2 3296: 	    my $title = $minder.'.'.$sequence->compTitle();
                   3297: 	    push @titles, $title; # minder in case two titles are identical
                   3298: 	    $symbx{$title} = $sequence->symb();
                   3299: 	    $minder++;
1.241     albertel 3300: 	}
1.68      ng       3301:     }
                   3302:     return \@titles,\%symbx;
                   3303: }
                   3304: 
1.72      ng       3305: #
                   3306: #--- Displays a page/sequence w/wo problems, w/wo submissions
1.68      ng       3307: sub displayPage {
                   3308:     my ($request) = shift;
                   3309: 
1.72      ng       3310:     my ($symb,$url) = &get_symb_and_url($request);
1.257     albertel 3311:     my $cdom      = $env{"course.$env{'request.course.id'}.domain"};
                   3312:     my $cnum      = $env{"course.$env{'request.course.id'}.num"};
                   3313:     my $getsec    = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
                   3314:     my $pageTitle = $env{'form.page'};
1.103     albertel 3315:     my ($classlist,undef,$fullname) = &getclasslist($getsec,'1');
1.257     albertel 3316:     my ($uname,$udom) = split(/:/,$env{'form.student'});
                   3317:     my $usec=$classlist->{$env{'form.student'}}[5];
1.168     albertel 3318: 
                   3319:     #need to make sure we have the correct data for later EXT calls, 
                   3320:     #thus invalidate the cache
                   3321:     &Apache::lonnet::devalidatecourseresdata(
1.257     albertel 3322:                  $env{'course.'.$env{'request.course.id'}.'.num'},
                   3323:                  $env{'course.'.$env{'request.course.id'}.'.domain'});
1.168     albertel 3324:     &Apache::lonnet::clear_EXT_cache_status();
                   3325: 
1.103     albertel 3326:     if (!&canview($usec)) {
1.257     albertel 3327: 	$request->print('<font color="red">Unable to view requested student.('.$env{'form.student'}.')</font>');
1.103     albertel 3328: 	$request->print(&show_grading_menu_form($symb,$url));
                   3329: 	return;
                   3330:     }
1.257     albertel 3331:     my $result='<h3><font color="#339933">&nbsp;'.$env{'form.title'}.'</font></h3>';
                   3332:     $result.='<h3>&nbsp;Student: '.&nameUserString(undef,$$fullname{$env{'form.student'}},$uname,$udom).
1.129     ng       3333: 	'</h3>'."\n";
1.71      ng       3334:     &sub_page_js($request);
                   3335:     $request->print($result);
                   3336: 
1.132     bowersj2 3337:     my $navmap = Apache::lonnavmaps::navmap->new();
1.257     albertel 3338:     my ($mapUrl, $id, $resUrl)=&Apache::lonnet::decode_symb($env{'form.page'});
1.68      ng       3339:     my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps
                   3340: 
                   3341:     my $iterator = $navmap->getIterator($map->map_start(),
                   3342: 					$map->map_finish());
                   3343: 
1.71      ng       3344:     my $studentTable='<form action="/adm/grades" method="post" name="gradePage">'."\n".
1.72      ng       3345: 	'<input type="hidden" name="command" value="gradeByPage" />'."\n".
1.257     albertel 3346: 	'<input type="hidden" name="fullname" value="'.$$fullname{$env{'form.student'}}.'" />'."\n".
                   3347: 	'<input type="hidden" name="student" value="'.$env{'form.student'}.'" />'."\n".
1.72      ng       3348: 	'<input type="hidden" name="page"    value="'.$pageTitle.'" />'."\n".
1.257     albertel 3349: 	'<input type="hidden" name="title"   value="'.$env{'form.title'}.'" />'."\n".
1.72      ng       3350: 	'<input type="hidden" name="url"     value="'.$url.'" />'."\n".
                   3351: 	'<input type="hidden" name="symb"    value="'.$symb.'" />'."\n".
1.125     ng       3352: 	'<input type="hidden" name="overRideScore" value="no" />'."\n".
1.257     albertel 3353: 	'<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n";
1.71      ng       3354: 
                   3355:     my $checkIcon = '<img src="'.$request->dir_config('lonIconsURL').
                   3356: 	'/check.gif" height="16" border="0" />';
                   3357: 
1.118     ng       3358:     $studentTable.='&nbsp;<b>Note:</b> Problems graded correct by the computer are marked with a '.$checkIcon.
                   3359: 	' symbol.'."\n".
1.71      ng       3360: 	'<table border="0"><tr><td bgcolor="#777777">'.
                   3361: 	'<table border="0"><tr bgcolor="#e6ffff">'.
1.118     ng       3362: 	'<td align="center"><b>&nbsp;Prob.&nbsp;</b></td>'.
1.257     albertel 3363: 	'<td><b>&nbsp;'.($env{'form.vProb'} eq 'no' ? 'Title' : 'Problem Text').'/Grade</b></td></tr>';
1.71      ng       3364: 
1.196     albertel 3365:     my ($depth,$question,$prob) = (1,1,1);
1.68      ng       3366:     $iterator->next(); # skip the first BEGIN_MAP
                   3367:     my $curRes = $iterator->next(); # for "current resource"
1.101     albertel 3368:     while ($depth > 0) {
1.68      ng       3369:         if($curRes == $iterator->BEGIN_MAP) { $depth++; }
1.100     bowersj2 3370:         if($curRes == $iterator->END_MAP) { $depth--; }
1.68      ng       3371: 
1.235     albertel 3372:         if (ref($curRes) && $curRes->is_problem() && !$curRes->randomout) {
1.91      albertel 3373: 	    my $parts = $curRes->parts();
1.68      ng       3374:             my $title = $curRes->compTitle();
1.71      ng       3375: 	    my $symbx = $curRes->symb();
1.196     albertel 3376: 	    $studentTable.='<tr bgcolor="#ffffe6"><td align="center" valign="top" >'.$prob.
1.71      ng       3377: 		(scalar(@{$parts}) == 1 ? '' : '<br>('.scalar(@{$parts}).'&nbsp;parts)').'</td>';
                   3378: 	    $studentTable.='<td valign="top">';
1.257     albertel 3379: 	    if ($env{'form.vProb'} eq 'yes' ) {
1.144     albertel 3380: 		$studentTable.=&show_problem($request,$symbx,$uname,$udom,1,
                   3381: 					     undef,'both');
1.71      ng       3382: 	    } else {
1.257     albertel 3383: 		my $companswer = &Apache::loncommon::get_student_answers($symbx,$uname,$udom,$env{'request.course.id'});
1.80      ng       3384: 		$companswer =~ s|<form(.*?)>||g;
                   3385: 		$companswer =~ s|</form>||g;
1.71      ng       3386: #		while ($companswer =~ /(<a href\=\"javascript:newWindow.*?Script Vars<\/a>)/s) { #<a href="javascript:newWindow</a>
1.116     ng       3387: #		    $companswer =~ s/$1/ /ms;
                   3388: #		    $request->print('match='.$1."<br>\n");
1.71      ng       3389: #		}
1.116     ng       3390: #		$companswer =~ s|<table border=\"1\">|<table border=\"0\">|g;
1.71      ng       3391: 		$studentTable.='&nbsp;<b>'.$title.'</b>&nbsp;<br>&nbsp;<b>Correct answer:</b><br>'.$companswer;
                   3392: 	    }
                   3393: 
1.257     albertel 3394: 	    my %record = &Apache::lonnet::restore($symbx,$env{'request.course.id'},$udom,$uname);
1.125     ng       3395: 
1.257     albertel 3396: 	    if ($env{'form.lastSub'} eq 'datesub') {
1.71      ng       3397: 		if ($record{'version'} eq '') {
                   3398: 		    $studentTable.='<br />&nbsp;<font color="red">No recorded submission for this problem</font><br />';
                   3399: 		} else {
1.116     ng       3400: 		    my %responseType = ();
                   3401: 		    foreach my $partid (@{$parts}) {
1.147     albertel 3402: 			my @responseIds =$curRes->responseIds($partid);
                   3403: 			my @responseType =$curRes->responseType($partid);
                   3404: 			my %responseIds;
                   3405: 			for (my $i=0;$i<=$#responseIds;$i++) {
                   3406: 			    $responseIds{$responseIds[$i]}=$responseType[$i];
                   3407: 			}
                   3408: 			$responseType{$partid} = \%responseIds;
1.116     ng       3409: 		    }
1.148     albertel 3410: 		    $studentTable.= &displaySubByDates($symbx,\%record,$parts,\%responseType,$checkIcon,$uname,$udom);
1.147     albertel 3411: 
1.71      ng       3412: 		}
1.257     albertel 3413: 	    } elsif ($env{'form.lastSub'} eq 'all') {
                   3414: 		my $last = ($env{'form.lastSub'} eq 'last' ? 'last' : '');
1.71      ng       3415: 		$studentTable.=&Apache::loncommon::get_previous_attempt($symbx,$uname,$udom,
1.257     albertel 3416: 									$env{'request.course.id'},
1.71      ng       3417: 									'','.submission');
                   3418:  
                   3419: 	    }
1.103     albertel 3420: 	    if (&canmodify($usec)) {
                   3421: 		foreach my $partid (@{$parts}) {
                   3422: 		    $studentTable.=&gradeBox($request,$symbx,$uname,$udom,$question,$partid,\%record);
                   3423: 		    $studentTable.='<input type="hidden" name="q_'.$question.'" value="'.$partid.'" />'."\n";
                   3424: 		    $question++;
                   3425: 		}
1.196     albertel 3426: 		$prob++;
1.71      ng       3427: 	    }
                   3428: 	    $studentTable.='</td></tr>';
1.68      ng       3429: 
1.103     albertel 3430: 	}
1.68      ng       3431:         $curRes = $iterator->next();
                   3432:     }
                   3433: 
1.71      ng       3434:     $studentTable.='</td></tr></table></td></tr></table>'."\n".
1.125     ng       3435: 	'<input type="button" value="Save" '.
1.71      ng       3436: 	'onClick="javascript:checkSubmitPage(this.form,'.$question.');" TARGET=_self />'.
                   3437: 	'</form>'."\n";
                   3438:     $studentTable.=&show_grading_menu_form($symb,$url);
                   3439:     $request->print($studentTable);
                   3440: 
                   3441:     return '';
1.119     ng       3442: }
                   3443: 
                   3444: sub displaySubByDates {
1.148     albertel 3445:     my ($symb,$record,$parts,$responseType,$checkIcon,$uname,$udom) = @_;
1.224     albertel 3446:     my $isCODE=0;
                   3447:     if (exists($record->{'resource.CODE'})) { $isCODE=1; }
1.119     ng       3448:     my $studentTable='<table border="0" width="100%"><tr><td bgcolor="#777777">'.
                   3449: 	'<table border="0" width="100%"><tr bgcolor="#e6ffff">'.
                   3450: 	'<td><b>Date/Time</b></td>'.
1.224     albertel 3451: 	($isCODE?'<td><b>CODE</b></td>':'').
1.119     ng       3452: 	'<td><b>Submission</b></td>'.
                   3453: 	'<td><b>Status&nbsp;</b></td></tr>';
                   3454:     my ($version);
                   3455:     my %mark;
1.148     albertel 3456:     my %orders;
1.119     ng       3457:     $mark{'correct_by_student'} = $checkIcon;
1.147     albertel 3458:     if (!exists($$record{'1:timestamp'})) {
                   3459: 	return '<br />&nbsp;<font color="red">Nothing submitted - no attempts</font><br />';
                   3460:     }
1.119     ng       3461:     for ($version=1;$version<=$$record{'version'};$version++) {
                   3462: 	my $timestamp = scalar(localtime($$record{$version.':timestamp'}));
                   3463: 	$studentTable.='<tr bgcolor="#ffffff" valign="top"><td>'.$timestamp.'</td>';
1.224     albertel 3464: 	if ($isCODE) {
                   3465: 	    $studentTable.='<td>'.$record->{$version.':resource.CODE'}.'</td>';
                   3466: 	}
1.119     ng       3467: 	my @versionKeys = split(/\:/,$$record{$version.':keys'});
                   3468: 	my @displaySub = ();
                   3469: 	foreach my $partid (@{$parts}) {
1.147     albertel 3470: 	    my @matchKey = sort(grep /^resource\.\Q$partid\E\..*?\.submission$/,@versionKeys);
1.122     ng       3471: #	    next if ($$record{"$version:resource.$partid.solved"} eq '');
1.207     albertel 3472: 	    my $display_part=&get_display_part($partid,undef,$symb);
1.147     albertel 3473: 	    foreach my $matchKey (@matchKey) {
1.198     albertel 3474: 		if (exists($$record{$version.':'.$matchKey}) &&
                   3475: 		    $$record{$version.':'.$matchKey} ne '') {
1.147     albertel 3476: 		    my ($responseId)=($matchKey=~ /^resource\.\Q$partid\E\.(.*?)\.submission$/);
1.207     albertel 3477: 		    $displaySub[0].='<b>Part:</b>&nbsp;'.$display_part.'&nbsp;';
1.147     albertel 3478: 		    $displaySub[0].='<font color="#999999">(ID&nbsp;'.
1.207     albertel 3479: 			$responseId.')</font>&nbsp;<b>';
1.147     albertel 3480: 		    if ($$record{"$version:resource.$partid.tries"} eq '') {
                   3481: 			$displaySub[0].='Trial&nbsp;not&nbsp;counted';
                   3482: 		    } else {
                   3483: 			$displaySub[0].='Trial&nbsp;'.
                   3484: 			    $$record{"$version:resource.$partid.tries"};
                   3485: 		    }
                   3486: 		    my $responseType=$responseType->{$partid}->{$responseId};
1.148     albertel 3487: 		    if (!exists($orders{$partid})) { $orders{$partid}={}; }
                   3488: 		    if (!exists($orders{$partid}->{$responseId})) {
                   3489: 			$orders{$partid}->{$responseId}=
                   3490: 			    &get_order($partid,$responseId,$symb,$uname,$udom);
                   3491: 		    }
1.147     albertel 3492: 		    $displaySub[0].='</b>&nbsp; '.
1.148     albertel 3493: 			&cleanRecord($$record{$version.':'.$matchKey},$responseType,$symb,$partid,$responseId,$record,$orders{$partid}->{$responseId},"$version:").'<br />';
1.147     albertel 3494: 		}
                   3495: 	    }
                   3496: 	    if (exists $$record{"$version:resource.$partid.award"}) {
1.207     albertel 3497: 		$displaySub[1].='<b>Part:</b>&nbsp;'.$display_part.' &nbsp;'.
1.147     albertel 3498: 		    lc($$record{"$version:resource.$partid.award"}).' '.
                   3499: 		    $mark{$$record{"$version:resource.$partid.solved"}}.
                   3500: 		    '<br />';
                   3501: 	    }
                   3502: 	    if (exists $$record{"$version:resource.$partid.regrader"}) {
                   3503: 		$displaySub[2].=$$record{"$version:resource.$partid.regrader"}.
1.207     albertel 3504: 		    ' (<b>'.&mt('Part').':</b> '.$display_part.')';
1.147     albertel 3505: 	    }
                   3506: 	}
                   3507: 	# needed because old essay regrader has not parts info
                   3508: 	if (exists $$record{"$version:resource.regrader"}) {
                   3509: 	    $displaySub[2].=$$record{"$version:resource.regrader"};
                   3510: 	}
                   3511: 	$studentTable.='<td>'.$displaySub[0].'&nbsp;</td><td>'.$displaySub[1];
                   3512: 	if ($displaySub[2]) {
                   3513: 	    $studentTable.='Manually graded by '.$displaySub[2];
                   3514: 	}
                   3515: 	$studentTable.='&nbsp;</td></tr>';
                   3516:     
1.119     ng       3517:     }
                   3518:     $studentTable.='</table></td></tr></table>';
                   3519:     return $studentTable;
1.71      ng       3520: }
                   3521: 
                   3522: sub updateGradeByPage {
                   3523:     my ($request) = shift;
                   3524: 
1.257     albertel 3525:     my $cdom      = $env{"course.$env{'request.course.id'}.domain"};
                   3526:     my $cnum      = $env{"course.$env{'request.course.id'}.num"};
                   3527:     my $getsec    = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
                   3528:     my $pageTitle = $env{'form.page'};
1.103     albertel 3529:     my ($classlist,undef,$fullname) = &getclasslist($getsec,'1');
1.257     albertel 3530:     my ($uname,$udom) = split(/:/,$env{'form.student'});
                   3531:     my $usec=$classlist->{$env{'form.student'}}[5];
1.103     albertel 3532:     if (!&canmodify($usec)) {
1.257     albertel 3533: 	$request->print('<font color="red">Unable to modify requested student.('.$env{'form.student'}.'</font>');
                   3534: 	$request->print(&show_grading_menu_form($env{'form.symb'},$env{'form.url'}));
1.103     albertel 3535: 	return;
                   3536:     }
1.257     albertel 3537:     my $result='<h3><font color="#339933">&nbsp;'.$env{'form.title'}.'</font></h3>';
                   3538:     $result.='<h3>&nbsp;Student: '.&nameUserString(undef,$env{'form.fullname'},$uname,$udom).
1.129     ng       3539: 	'</h3>'."\n";
1.70      ng       3540: 
1.68      ng       3541:     $request->print($result);
                   3542: 
1.132     bowersj2 3543:     my $navmap = Apache::lonnavmaps::navmap->new();
1.257     albertel 3544:     my ($mapUrl, $id, $resUrl) = &Apache::lonnet::decode_symb( $env{'form.page'});
1.71      ng       3545:     my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps
                   3546: 
                   3547:     my $iterator = $navmap->getIterator($map->map_start(),
                   3548: 					$map->map_finish());
1.70      ng       3549: 
1.71      ng       3550:     my $studentTable='<table border="0"><tr><td bgcolor="#777777">'.
1.68      ng       3551: 	'<table border="0"><tr bgcolor="#e6ffff">'.
1.125     ng       3552: 	'<td align="center"><b>&nbsp;Prob.&nbsp;</b></td>'.
1.71      ng       3553: 	'<td><b>&nbsp;Title&nbsp;</b></td>'.
                   3554: 	'<td><b>&nbsp;Previous Score&nbsp;</b></td>'.
                   3555: 	'<td><b>&nbsp;New Score&nbsp;</b></td></tr>';
                   3556: 
                   3557:     $iterator->next(); # skip the first BEGIN_MAP
                   3558:     my $curRes = $iterator->next(); # for "current resource"
1.196     albertel 3559:     my ($depth,$question,$prob,$changeflag)= (1,1,1,0);
1.101     albertel 3560:     while ($depth > 0) {
1.71      ng       3561:         if($curRes == $iterator->BEGIN_MAP) { $depth++; }
1.100     bowersj2 3562:         if($curRes == $iterator->END_MAP) { $depth--; }
1.71      ng       3563: 
                   3564:         if (ref($curRes) && $curRes->is_problem() && !$curRes->randomout) {
1.91      albertel 3565: 	    my $parts = $curRes->parts();
1.71      ng       3566:             my $title = $curRes->compTitle();
                   3567: 	    my $symbx = $curRes->symb();
1.196     albertel 3568: 	    $studentTable.='<tr bgcolor="#ffffe6"><td align="center" valign="top" >'.$prob.
1.71      ng       3569: 		(scalar(@{$parts}) == 1 ? '' : '<br>('.scalar(@{$parts}).'&nbsp;parts)').'</td>';
                   3570: 	    $studentTable.='<td valign="top">&nbsp;<b>'.$title.'</b>&nbsp;</td>';
                   3571: 
                   3572: 	    my %newrecord=();
                   3573: 	    my @displayPts=();
                   3574: 	    foreach my $partid (@{$parts}) {
1.257     albertel 3575: 		my $newpts = $env{'form.GD_BOX'.$question.'_'.$partid};
                   3576: 		my $oldpts = $env{'form.oldpts'.$question.'_'.$partid};
1.71      ng       3577: 
1.257     albertel 3578: 		my $wgt = $env{'form.WGT'.$question.'_'.$partid} != 0 ? 
                   3579: 		    $env{'form.WGT'.$question.'_'.$partid} : 1;
1.71      ng       3580: 		my $partial = $newpts/$wgt;
                   3581: 		my $score;
                   3582: 		if ($partial > 0) {
                   3583: 		    $score = 'correct_by_override';
1.125     ng       3584: 		} elsif ($newpts ne '') { #empty is taken as 0
1.71      ng       3585: 		    $score = 'incorrect_by_override';
                   3586: 		}
1.257     albertel 3587: 		my $dropMenu = $env{'form.GD_SEL'.$question.'_'.$partid};
1.125     ng       3588: 		if ($dropMenu eq 'excused') {
1.71      ng       3589: 		    $partial = '';
                   3590: 		    $score = 'excused';
1.125     ng       3591: 		} elsif ($dropMenu eq 'reset status'
1.257     albertel 3592: 			 && $env{'form.solved'.$question.'_'.$partid} ne '') { #update only if previous record exists
1.125     ng       3593: 		    $newrecord{'resource.'.$partid.'.tries'} = 0;
                   3594: 		    $newrecord{'resource.'.$partid.'.solved'} = '';
                   3595: 		    $newrecord{'resource.'.$partid.'.award'} = '';
                   3596: 		    $newrecord{'resource.'.$partid.'.awarded'} = 0;
1.257     albertel 3597: 		    $newrecord{'resource.'.$partid.'.regrader'} = "$env{'user.name'}:$env{'user.domain'}";
1.125     ng       3598: 		    $changeflag++;
                   3599: 		    $newpts = '';
1.71      ng       3600: 		}
1.207     albertel 3601: 		my $display_part=&get_display_part($partid,undef,
                   3602: 						   $curRes->symb());
1.257     albertel 3603: 		my $oldstatus = $env{'form.solved'.$question.'_'.$partid};
1.207     albertel 3604: 		$displayPts[0].='&nbsp;<b>Part:</b> '.$display_part.' = '.
1.71      ng       3605: 		    (($oldstatus eq 'excused') ? 'excused' : $oldpts).
                   3606: 		    '&nbsp;<br>';
1.207     albertel 3607: 		$displayPts[1].='&nbsp;<b>Part:</b> '.$display_part.' = '.
1.125     ng       3608: 		     (($score eq 'excused') ? 'excused' : $newpts).
1.71      ng       3609: 		    '&nbsp;<br>';
                   3610: 
                   3611: 		$question++;
1.125     ng       3612: 		next if ($dropMenu eq 'reset status' || ($newpts == $oldpts && $score ne 'excused'));
                   3613: 
1.71      ng       3614: 		$newrecord{'resource.'.$partid.'.awarded'}  = $partial if $partial ne '';
1.125     ng       3615: 		$newrecord{'resource.'.$partid.'.solved'}   = $score if $score ne '';
1.257     albertel 3616: 		$newrecord{'resource.'.$partid.'.regrader'} = "$env{'user.name'}:$env{'user.domain'}"
1.125     ng       3617: 		    if (scalar(keys(%newrecord)) > 0);
1.71      ng       3618: 
                   3619: 		$changeflag++;
                   3620: 	    }
                   3621: 	    if (scalar(keys(%newrecord)) > 0) {
1.257     albertel 3622: 		&Apache::lonnet::cstore(\%newrecord,$symbx,$env{'request.course.id'},
1.71      ng       3623: 					$udom,$uname);
                   3624: 	    }
1.125     ng       3625: 
1.71      ng       3626: 	    $studentTable.='<td valign="top">'.$displayPts[0].'</td>'.
                   3627: 		'<td valign="top">'.$displayPts[1].'</td>'.
                   3628: 		'</tr>';
1.68      ng       3629: 
1.196     albertel 3630: 	    $prob++;
1.68      ng       3631: 	}
1.71      ng       3632:         $curRes = $iterator->next();
1.68      ng       3633:     }
1.98      albertel 3634: 
1.71      ng       3635:     $studentTable.='</td></tr></table></td></tr></table>';
1.257     albertel 3636:     $studentTable.=&show_grading_menu_form($env{'form.symb'},$env{'form.url'});
1.76      ng       3637:     my $grademsg=($changeflag == 0 ? 'No score was changed or updated.' :
                   3638: 		  'The scores were changed for '.
                   3639: 		  $changeflag.' problem'.($changeflag == 1 ? '.' : 's.'));
                   3640:     $request->print($grademsg.$studentTable);
1.68      ng       3641: 
1.70      ng       3642:     return '';
                   3643: }
                   3644: 
1.72      ng       3645: #-------- end of section for handling grading by page/sequence ---------
                   3646: #
                   3647: #-------------------------------------------------------------------
                   3648: 
1.75      albertel 3649: #--------------------Scantron Grading-----------------------------------
                   3650: #
                   3651: #------ start of section for handling grading by page/sequence ---------
                   3652: 
1.81      albertel 3653: sub defaultFormData {
                   3654:     my ($symb,$url)=@_;
                   3655:     return '
                   3656:       <input type="hidden" name="symb"    value="'.$symb.'" />'."\n".
                   3657:      '<input type="hidden" name="url"     value="'.$url.'" />'."\n".
1.257     albertel 3658:      '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
                   3659:      '<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n";
1.81      albertel 3660: }
                   3661: 
1.75      albertel 3662: sub getSequenceDropDown {
                   3663:     my ($request,$symb)=@_;
                   3664:     my $result='<select name="selectpage">'."\n";
                   3665:     my ($titles,$symbx) = &getSymbMap($request);
1.137     albertel 3666:     my ($curpage)=&Apache::lonnet::decode_symb($symb); 
1.75      albertel 3667:     my $ctr=0;
                   3668:     foreach (@$titles) {
                   3669: 	my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
                   3670: 	$result.='<option value="'.$$symbx{$_}.'" '.
                   3671: 	    ($$symbx{$_} =~ /$curpage$/ ? 'selected="on"' : '').
                   3672: 	    '>'.$showtitle.'</option>'."\n";
                   3673: 	$ctr++;
                   3674:     }
                   3675:     $result.= '</select>';
                   3676:     return $result;
                   3677: }
                   3678: 
1.202     albertel 3679: sub scantron_filenames {
1.257     albertel 3680:     my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
                   3681:     my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
1.157     albertel 3682:     my @files=&Apache::lonnet::dirlist('userfiles',$cdom,$cname,
1.162     albertel 3683: 				    &Apache::loncommon::propath($cdom,$cname));
1.202     albertel 3684:     my @possiblenames;
1.201     albertel 3685:     foreach my $filename (sort(@files)) {
1.157     albertel 3686: 	($filename)=split(/&/,$filename);
                   3687: 	if ($filename!~/^scantron_orig_/) { next ; }
                   3688: 	$filename=~s/^scantron_orig_//;
1.202     albertel 3689: 	push(@possiblenames,$filename);
                   3690:     }
                   3691:     return @possiblenames;
                   3692: }
                   3693: 
                   3694: sub scantron_uploads {
1.209     ng       3695:     my ($file2grade) = @_;
1.202     albertel 3696:     my $result=	'<select name="scantron_selectfile">';
                   3697:     $result.="<option></option>";
                   3698:     foreach my $filename (sort(&scantron_filenames())) {
1.209     ng       3699: 	$result.="<option".($filename eq $file2grade ? ' selected="on"':'').">$filename</option>\n";
1.81      albertel 3700:     }
                   3701:     $result.="</select>";
                   3702:     return $result;
                   3703: }
                   3704: 
1.82      albertel 3705: sub scantron_scantab {
                   3706:     my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
                   3707:     my $result='<select name="scantron_format">'."\n";
1.191     albertel 3708:     $result.='<option></option>'."\n";
1.82      albertel 3709:     foreach my $line (<$fh>) {
                   3710: 	my ($name,$descrip)=split(/:/,$line);
                   3711: 	if ($name =~ /^\#/) { next; }
                   3712: 	$result.='<option value="'.$name.'">'.$descrip.'</option>'."\n";
                   3713:     }
                   3714:     $result.='</select>'."\n";
                   3715: 
                   3716:     return $result;
                   3717: }
                   3718: 
1.186     albertel 3719: sub scantron_CODElist {
1.257     albertel 3720:     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   3721:     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.186     albertel 3722:     my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
                   3723:     my $namechoice='<option></option>';
1.225     albertel 3724:     foreach my $name (sort {uc($a) cmp uc($b)} @names) {
1.191     albertel 3725: 	if ($name =~ /^error: 2 /) { next; }
1.186     albertel 3726: 	$namechoice.='<option value="'.$name.'">'.$name.'</option>';
                   3727:     }
                   3728:     $namechoice='<select name="scantron_CODElist">'.$namechoice.'</select>';
                   3729:     return $namechoice;
                   3730: }
                   3731: 
                   3732: sub scantron_CODEunique {
                   3733:     my $result='<nobr>
                   3734:                  <input type="radio" name="scantron_CODEunique"
                   3735:                         value="Yes" checked="on" /> Yes
                   3736:                 </nobr>
                   3737:                 <nobr>
                   3738:                  <input type="radio" name="scantron_CODEunique"
                   3739:                         value="No" /> No
                   3740:                 </nobr>';
                   3741:     return $result;
                   3742: }
                   3743: 
1.75      albertel 3744: sub scantron_selectphase {
1.209     ng       3745:     my ($r,$file2grade) = @_;
1.75      albertel 3746:     my ($symb,$url)=&get_symb_and_url($r);
                   3747:     if (!$symb) {return '';}
                   3748:     my $sequence_selector=&getSequenceDropDown($r,$symb);
1.81      albertel 3749:     my $default_form_data=&defaultFormData($symb,$url);
                   3750:     my $grading_menu_button=&show_grading_menu_form($symb,$url);
1.209     ng       3751:     my $file_selector=&scantron_uploads($file2grade);
1.82      albertel 3752:     my $format_selector=&scantron_scantab();
1.186     albertel 3753:     my $CODE_selector=&scantron_CODElist();
                   3754:     my $CODE_unique=&scantron_CODEunique();
1.75      albertel 3755:     my $result;
1.157     albertel 3756:     #FIXME allow instructor to be able to download the scantron file
                   3757:     # and to upload it,
1.75      albertel 3758:     $result.= <<SCANTRONFORM;
1.162     albertel 3759:     <table width="100%" border="0">
1.75      albertel 3760:     <tr>
1.226     albertel 3761:      <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantron_process">
1.75      albertel 3762:       <td bgcolor="#777777">
1.203     albertel 3763:        <input type="hidden" name="command" value="scantron_warning" />
1.162     albertel 3764:         $default_form_data
1.75      albertel 3765:         <table width="100%" border="0">
                   3766:           <tr bgcolor="#e6ffff">
1.174     albertel 3767:             <td colspan="2">
                   3768:               &nbsp;<b>Specify file and which Folder/Sequence to grade</b>
1.75      albertel 3769:             </td>
                   3770:           </tr>
                   3771:           <tr bgcolor="#ffffe6">
1.174     albertel 3772:             <td> Sequence to grade: </td><td> $sequence_selector </td>
1.75      albertel 3773:           </tr>
                   3774:           <tr bgcolor="#ffffe6">
1.174     albertel 3775:             <td> Filename of scoring office file: </td><td> $file_selector </td>
1.75      albertel 3776:           </tr>
1.82      albertel 3777:           <tr bgcolor="#ffffe6">
1.174     albertel 3778:             <td> Format of data file: </td><td> $format_selector </td>
1.82      albertel 3779:           </tr>
1.157     albertel 3780:           <tr bgcolor="#ffffe6">
1.186     albertel 3781:             <td> Saved CODEs to validate against: </td><td> $CODE_selector</td>
                   3782:           </tr>
                   3783:           <tr bgcolor="#ffffe6">
                   3784:             <td> Each CODE is only to be used once:</td><td> $CODE_unique </td>
                   3785:           </tr>
                   3786:           <tr bgcolor="#ffffe6">
1.187     albertel 3787: 	    <td> Options: </td>
                   3788:             <td>
1.200     albertel 3789:                 <input type="checkbox" name="scantron_options_redo" value="redo_skipped"/> Do only previously skipped records <br />
                   3790:                 <input type="checkbox" name="scantron_options_ignore" value="ignore_corrections"/> Remove all exisiting corrections
1.187     albertel 3791: 	    </td>
                   3792:           </tr>
                   3793:           <tr bgcolor="#ffffe6">
1.174     albertel 3794:             <td colspan="2">
1.265     www      3795:               <input type="submit" value="Grading: Validate Scantron Records" />
1.162     albertel 3796:             </td>
                   3797:           </tr>
                   3798:         </table>
1.226     albertel 3799:        </td>
                   3800:      </form>
1.162     albertel 3801:     </tr>
                   3802: SCANTRONFORM
                   3803:    
                   3804:     $r->print($result);
                   3805: 
1.257     albertel 3806:     if (&Apache::lonnet::allowed('usc',$env{'request.role.domain'}) ||
                   3807:         &Apache::lonnet::allowed('usc',$env{'request.course.id'})) {
1.162     albertel 3808: 
                   3809:         $r->print(<<SCANTRONFORM);
                   3810:     <tr>
                   3811:       <td bgcolor="#777777">
                   3812:         <table width="100%" border="0">
                   3813:           <tr bgcolor="#e6ffff">
                   3814:             <td>
1.174     albertel 3815:               &nbsp;<b>Specify a Scantron data file to upload.</b>
1.162     albertel 3816:             </td>
                   3817:           </tr>
                   3818:           <tr bgcolor="#ffffe6">
                   3819:             <td>
                   3820: SCANTRONFORM
1.174     albertel 3821:     my $default_form_data=&defaultFormData(&get_symb_and_url($r,1));
1.257     albertel 3822:     my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'};
                   3823:     my $cnum= $env{'course.'.$env{'request.course.id'}.'.num'};
1.174     albertel 3824:     $r->print(<<UPLOAD);
                   3825:               <script type="text/javascript" language="javascript">
                   3826:     function checkUpload(formname) {
                   3827: 	if (formname.upfile.value == "") {
                   3828: 	    alert("Please use the browse button to select a file from your local directory.");
                   3829: 	    return false;
                   3830: 	}
                   3831: 	formname.submit();
                   3832:     }
                   3833:               </script>
                   3834: 
                   3835:               <form enctype='multipart/form-data' action='/adm/grades' name='rules' method='post'>
                   3836:                 $default_form_data
                   3837:                 <input name='courseid' type='hidden' value='$cnum' />
                   3838:                 <input name='domainid' type='hidden' value='$cdom' />
                   3839:                 <input name='command' value='scantronupload_save' type='hidden' />
                   3840:                 File to upload:<input type="file" name="upfile" size="50" />
                   3841:                 <br />
                   3842:                 <input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scantron Data" />
                   3843:               </form>
                   3844: UPLOAD
1.162     albertel 3845: 
                   3846:         $r->print(<<SCANTRONFORM);
                   3847:             </td>
                   3848:           </tr>
1.75      albertel 3849:         </table>
                   3850:       </td>
                   3851:     </tr>
1.162     albertel 3852: SCANTRONFORM
                   3853:     }
1.187     albertel 3854:     $r->print(<<SCANTRONFORM);
                   3855:     <tr>
1.226     albertel 3856:       <form action='/adm/grades' name='scantron_download'>
                   3857:         <td bgcolor="#777777">
1.187     albertel 3858:           <input type="hidden" name="command" value="scantron_download" />
                   3859:           <table width="100%" border="0">
                   3860:             <tr bgcolor="#e6ffff">
                   3861:               <td colspan="2">
                   3862:                 &nbsp;<b>Download a scoring office file</b>
                   3863:               </td>
                   3864:             </tr>
                   3865:             <tr bgcolor="#ffffe6">
                   3866:               <td> Filename of scoring office file: </td><td> $file_selector </td>
                   3867:             </tr>
                   3868:             <tr bgcolor="#ffffe6">
                   3869:               <td colspan="2">
1.202     albertel 3870:                 <input type="submit" value="Show List of Files" />
1.187     albertel 3871:               </td>
                   3872:             </tr>
                   3873:           </table>
1.226     albertel 3874:         </td>
                   3875:       </form>
1.187     albertel 3876:     </tr>
                   3877: SCANTRONFORM
1.162     albertel 3878: 
                   3879:     $r->print(<<SCANTRONFORM);
1.75      albertel 3880:   </table>
1.81      albertel 3881: $grading_menu_button
1.75      albertel 3882: SCANTRONFORM
                   3883: 
1.162     albertel 3884:     return
1.75      albertel 3885: }
                   3886: 
1.82      albertel 3887: sub get_scantron_config {
                   3888:     my ($which) = @_;
                   3889:     my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
                   3890:     my %config;
1.157     albertel 3891:     #FIXME probably should move to XML it has already gotten a bit much now
1.82      albertel 3892:     foreach my $line (<$fh>) {
                   3893: 	my ($name,$descrip)=split(/:/,$line);
                   3894: 	if ($name ne $which ) { next; }
                   3895: 	chomp($line);
                   3896: 	my @config=split(/:/,$line);
                   3897: 	$config{'name'}=$config[0];
                   3898: 	$config{'description'}=$config[1];
                   3899: 	$config{'CODElocation'}=$config[2];
                   3900: 	$config{'CODEstart'}=$config[3];
                   3901: 	$config{'CODElength'}=$config[4];
                   3902: 	$config{'IDstart'}=$config[5];
                   3903: 	$config{'IDlength'}=$config[6];
                   3904: 	$config{'Qstart'}=$config[7];
                   3905: 	$config{'Qlength'}=$config[8];
                   3906: 	$config{'Qoff'}=$config[9];
                   3907: 	$config{'Qon'}=$config[10];
1.157     albertel 3908: 	$config{'PaperID'}=$config[11];
                   3909: 	$config{'PaperIDlength'}=$config[12];
                   3910: 	$config{'FirstName'}=$config[13];
                   3911: 	$config{'FirstNamelength'}=$config[14];
                   3912: 	$config{'LastName'}=$config[15];
                   3913: 	$config{'LastNamelength'}=$config[16];
1.82      albertel 3914: 	last;
                   3915:     }
                   3916:     return %config;
                   3917: }
                   3918: 
                   3919: sub username_to_idmap {
                   3920:     my ($classlist)= @_;
                   3921:     my %idmap;
                   3922:     foreach my $student (keys(%$classlist)) {
                   3923: 	$idmap{$classlist->{$student}->[&Apache::loncoursedata::CL_ID]}=
                   3924: 	    $student;
                   3925:     }
                   3926:     return %idmap;
                   3927: }
                   3928: 
1.157     albertel 3929: sub scantron_fixup_scanline {
                   3930:     my ($scantron_config,$scan_data,$line,$whichline,$field,$args)=@_;
                   3931:     if ($field eq 'ID') {
                   3932: 	if (length($args->{'newid'}) > $$scantron_config{'IDlength'}) {
1.186     albertel 3933: 	    return ($line,1,'New value too large');
1.157     albertel 3934: 	}
                   3935: 	if (length($args->{'newid'}) < $$scantron_config{'IDlength'}) {
                   3936: 	    $args->{'newid'}=sprintf('%-'.$$scantron_config{'IDlength'}.'s',
                   3937: 				     $args->{'newid'});
                   3938: 	}
                   3939: 	substr($line,$$scantron_config{'IDstart'}-1,
                   3940: 	       $$scantron_config{'IDlength'})=$args->{'newid'};
                   3941: 	if ($args->{'newid'}=~/^\s*$/) {
                   3942: 	    &scan_data($scan_data,"$whichline.user",
                   3943: 		       $args->{'username'}.':'.$args->{'domain'});
                   3944: 	}
1.186     albertel 3945:     } elsif ($field eq 'CODE') {
1.192     albertel 3946: 	if ($args->{'CODE_ignore_dup'}) {
                   3947: 	    &scan_data($scan_data,"$whichline.CODE_ignore_dup",'1');
                   3948: 	}
                   3949: 	&scan_data($scan_data,"$whichline.useCODE",'1');
                   3950: 	if ($args->{'CODE'} ne 'use_unfound') {
1.191     albertel 3951: 	    if (length($args->{'CODE'}) > $$scantron_config{'CODElength'}) {
                   3952: 		return ($line,1,'New CODE value too large');
                   3953: 	    }
                   3954: 	    if (length($args->{'CODE'}) < $$scantron_config{'CODElength'}) {
                   3955: 		$args->{'CODE'}=sprintf('%-'.$$scantron_config{'CODElength'}.'s',$args->{'CODE'});
                   3956: 	    }
                   3957: 	    substr($line,$$scantron_config{'CODEstart'}-1,
                   3958: 		   $$scantron_config{'CODElength'})=$args->{'CODE'};
1.186     albertel 3959: 	}
1.157     albertel 3960:     } elsif ($field eq 'answer') {
                   3961: 	my $length=$scantron_config->{'Qlength'};
                   3962: 	my $off=$scantron_config->{'Qoff'};
                   3963: 	my $on=$scantron_config->{'Qon'};
                   3964: 	my $answer=${off}x$length;
                   3965: 	if ($args->{'response'} eq 'none') {
                   3966: 	    &scan_data($scan_data,
                   3967: 		       "$whichline.no_bubble.".$args->{'question'},'1');
                   3968: 	} else {
                   3969: 	    substr($answer,$args->{'response'},1)=$on;
                   3970: 	    &scan_data($scan_data,
                   3971: 		       "$whichline.no_bubble.".$args->{'question'},undef,'1');
                   3972: 	}
                   3973: 	my $where=$length*($args->{'question'}-1)+$scantron_config->{'Qstart'};
                   3974: 	substr($line,$where-1,$length)=$answer;
                   3975:     }
                   3976:     return $line;
                   3977: }
                   3978: 
                   3979: sub scan_data {
                   3980:     my ($scan_data,$key,$value,$delete)=@_;
1.257     albertel 3981:     my $filename=$env{'form.scantron_selectfile'};
1.157     albertel 3982:     if (defined($value)) {
                   3983: 	$scan_data->{$filename.'_'.$key} = $value;
                   3984:     }
                   3985:     if ($delete) { delete($scan_data->{$filename.'_'.$key}); }
                   3986:     return $scan_data->{$filename.'_'.$key};
                   3987: }
                   3988: 
1.82      albertel 3989: sub scantron_parse_scanline {
1.194     albertel 3990:     my ($line,$whichline,$scantron_config,$scan_data,$justHeader)=@_;
1.82      albertel 3991:     my %record;
                   3992:     my $questions=substr($line,$$scantron_config{'Qstart'}-1);
                   3993:     my $data=substr($line,0,$$scantron_config{'Qstart'}-1);
                   3994:     if ($$scantron_config{'CODElocation'} ne 0) {
                   3995: 	if ($$scantron_config{'CODElocation'} < 0) {
1.191     albertel 3996: 	    $record{'scantron.CODE'}=substr($data,
                   3997: 					    $$scantron_config{'CODEstart'}-1,
1.83      albertel 3998: 					    $$scantron_config{'CODElength'});
1.191     albertel 3999: 	    if (&scan_data($scan_data,"$whichline.useCODE")) {
                   4000: 		$record{'scantron.useCODE'}=1;
                   4001: 	    }
1.192     albertel 4002: 	    if (&scan_data($scan_data,"$whichline.CODE_ignore_dup")) {
                   4003: 		$record{'scantron.CODE_ignore_dup'}=1;
                   4004: 	    }
1.82      albertel 4005: 	} else {
                   4006: 	    #FIXME interpret first N questions
                   4007: 	}
                   4008:     }
1.83      albertel 4009:     $record{'scantron.ID'}=substr($data,$$scantron_config{'IDstart'}-1,
                   4010: 				  $$scantron_config{'IDlength'});
1.157     albertel 4011:     $record{'scantron.PaperID'}=
                   4012: 	substr($data,$$scantron_config{'PaperID'}-1,
                   4013: 	       $$scantron_config{'PaperIDlength'});
                   4014:     $record{'scantron.FirstName'}=
                   4015: 	substr($data,$$scantron_config{'FirstName'}-1,
                   4016: 	       $$scantron_config{'FirstNamelength'});
                   4017:     $record{'scantron.LastName'}=
                   4018: 	substr($data,$$scantron_config{'LastName'}-1,
                   4019: 	       $$scantron_config{'LastNamelength'});
1.194     albertel 4020:     if ($justHeader) { return \%record; }
                   4021: 
1.82      albertel 4022:     my @alphabet=('A'..'Z');
                   4023:     my $questnum=0;
                   4024:     while ($questions) {
                   4025: 	$questnum++;
                   4026: 	my $currentquest=substr($questions,0,$$scantron_config{'Qlength'});
                   4027: 	substr($questions,0,$$scantron_config{'Qlength'})='';
1.83      albertel 4028: 	if (length($currentquest) < $$scantron_config{'Qlength'}) { next; }
1.239     albertel 4029: 	if ($$scantron_config{'Qon'} eq 'letter') {
                   4030: 	    if (!$currentquest || $currentquest eq $$scantron_config{'Qoff'} ||
                   4031: 		$currentquest !~ /^[A-Z]$/) {
                   4032: 		$record{"scantron.$questnum.answer"}='';
                   4033: 		if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
                   4034: 		    push(@{$record{"scantron.missingerror"}},$questnum);
                   4035: 		}
                   4036: 	    } else {
                   4037: 		$record{"scantron.$questnum.answer"}=$currentquest;
                   4038: 	    }
                   4039: 	} elsif ($$scantron_config{'Qon'} eq 'number') {
                   4040: 	    if (!$currentquest || $currentquest eq $$scantron_config{'Qoff'} ||
                   4041: 		$currentquest !~ /^\d$/) {
                   4042: 		$record{"scantron.$questnum.answer"}='';
                   4043: 		if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
                   4044: 		    push(@{$record{"scantron.missingerror"}},$questnum);
                   4045: 		}
                   4046: 	    } else {
                   4047: 		$record{"scantron.$questnum.answer"}=
                   4048: 		    $alphabet[$currentquest-1];
                   4049: 	    }
1.82      albertel 4050: 	} else {
1.239     albertel 4051: 	    my @array=split($$scantron_config{'Qon'},$currentquest,-1);
                   4052: 	    if (length($array[0]) eq $$scantron_config{'Qlength'}) {
                   4053: 		$record{"scantron.$questnum.answer"}='';
                   4054: 		if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
                   4055: 		    push(@{$record{"scantron.missingerror"}},$questnum);
                   4056: 		}
                   4057: 	    } else {
                   4058: 		$record{"scantron.$questnum.answer"}=
                   4059: 		    $alphabet[length($array[0])];
                   4060: 	    }
                   4061: 	    if (scalar(@array) gt 2) {
                   4062: 		push(@{$record{'scantron.doubleerror'}},$questnum);
                   4063: 		my @ans=@array;
                   4064: 		my $i=length($ans[0]);shift(@ans);
                   4065: 		while ($#ans) {
                   4066: 		    $i+=length($ans[0])+1;
                   4067: 		    $record{"scantron.$questnum.answer"}.=$alphabet[$i];
                   4068: 		    shift(@ans);
                   4069: 		}
                   4070: 	    }
1.82      albertel 4071: 	}
                   4072:     }
1.83      albertel 4073:     $record{'scantron.maxquest'}=$questnum;
                   4074:     return \%record;
1.82      albertel 4075: }
                   4076: 
                   4077: sub scantron_add_delay {
1.140     albertel 4078:     my ($delayqueue,$scanline,$errormessage,$errorcode)=@_;
                   4079:     push(@$delayqueue,
                   4080: 	 {'line' => $scanline, 'emsg' => $errormessage,
                   4081: 	  'ecode' => $errorcode }
                   4082: 	 );
1.82      albertel 4083: }
                   4084: 
                   4085: sub scantron_find_student {
1.157     albertel 4086:     my ($scantron_record,$scan_data,$idmap,$line)=@_;
1.83      albertel 4087:     my $scanID=$$scantron_record{'scantron.ID'};
1.157     albertel 4088:     if ($scanID =~ /^\s*$/) {
                   4089:  	return &scan_data($scan_data,"$line.user");
                   4090:     }
1.83      albertel 4091:     foreach my $id (keys(%$idmap)) {
1.157     albertel 4092:  	if (lc($id) eq lc($scanID)) {
                   4093:  	    return $$idmap{$id};
                   4094:  	}
1.83      albertel 4095:     }
                   4096:     return undef;
                   4097: }
                   4098: 
                   4099: sub scantron_filter {
                   4100:     my ($curres)=@_;
1.215     albertel 4101:                         # randomout is dysfunctional at best for this purpose
                   4102:     if (ref($curres) && $curres->is_problem()) { #&& !$curres->randomout) {
1.83      albertel 4103: 	return 1;
                   4104:     }
                   4105:     return 0;
1.82      albertel 4106: }
                   4107: 
1.157     albertel 4108: sub scantron_process_corrections {
                   4109:     my ($r) = @_;
1.257     albertel 4110:     my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
1.157     albertel 4111:     my ($scanlines,$scan_data)=&scantron_getfile();
                   4112:     my $classlist=&Apache::loncoursedata::get_classlist();
1.257     albertel 4113:     my $which=$env{'form.scantron_line'};
1.200     albertel 4114:     my $line=&scantron_get_line($scanlines,$scan_data,$which);
1.157     albertel 4115:     my ($skip,$err,$errmsg);
1.257     albertel 4116:     if ($env{'form.scantron_skip_record'}) {
1.157     albertel 4117: 	$skip=1;
1.257     albertel 4118:     } elsif ($env{'form.scantron_corrections'} =~ /^(duplicate|incorrect)ID$/) {
                   4119: 	my $newstudent=$env{'form.scantron_username'}.':'.
                   4120: 	    $env{'form.scantron_domain'};
1.157     albertel 4121: 	my $newid=$classlist->{$newstudent}->[&Apache::loncoursedata::CL_ID];
                   4122: 	($line,$err,$errmsg)=
                   4123: 	    &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,$which,
                   4124: 				     'ID',{'newid'=>$newid,
1.257     albertel 4125: 				    'username'=>$env{'form.scantron_username'},
                   4126: 				    'domain'=>$env{'form.scantron_domain'}});
                   4127:     } elsif ($env{'form.scantron_corrections'} =~ /^(duplicate|incorrect)CODE$/) {
                   4128: 	my $resolution=$env{'form.scantron_CODE_resolution'};
1.190     albertel 4129: 	my $newCODE;
1.192     albertel 4130: 	my %args;
1.190     albertel 4131: 	if      ($resolution eq 'use_unfound') {
1.191     albertel 4132: 	    $newCODE='use_unfound';
1.190     albertel 4133: 	} elsif ($resolution eq 'use_found') {
1.257     albertel 4134: 	    $newCODE=$env{'form.scantron_CODE_selectedvalue'};
1.190     albertel 4135: 	} elsif ($resolution eq 'use_typed') {
1.257     albertel 4136: 	    $newCODE=$env{'form.scantron_CODE_newvalue'};
1.194     albertel 4137: 	} elsif ($resolution =~ /^use_closest_(\d+)/) {
1.257     albertel 4138: 	    $newCODE=$env{"form.scantron_CODE_closest_$1"};
1.190     albertel 4139: 	}
1.257     albertel 4140: 	if ($env{'form.scantron_corrections'} eq 'duplicateCODE') {
1.192     albertel 4141: 	    $args{'CODE_ignore_dup'}=1;
                   4142: 	}
                   4143: 	$args{'CODE'}=$newCODE;
1.186     albertel 4144: 	($line,$err,$errmsg)=
                   4145: 	    &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,$which,
1.192     albertel 4146: 				     'CODE',\%args);
1.257     albertel 4147:     } elsif ($env{'form.scantron_corrections'} =~ /^(missing|double)bubble$/) {
                   4148: 	foreach my $question (split(',',$env{'form.scantron_questions'})) {
1.157     albertel 4149: 	    ($line,$err,$errmsg)=
                   4150: 		&scantron_fixup_scanline(\%scantron_config,$scan_data,$line,
                   4151: 					 $which,'answer',
                   4152: 					 { 'question'=>$question,
1.257     albertel 4153: 		       'response'=>$env{"form.scantron_correct_Q_$question"}});
1.157     albertel 4154: 	    if ($err) { last; }
                   4155: 	}
                   4156:     }
                   4157:     if ($err) {
                   4158: 	$r->print("Unable to accept last correction, an error occurred :$errmsg:");
                   4159:     } else {
1.200     albertel 4160: 	&scantron_put_line($scanlines,$scan_data,$which,$line,$skip);
1.157     albertel 4161: 	&scantron_putfile($scanlines,$scan_data);
                   4162:     }
                   4163: }
                   4164: 
1.200     albertel 4165: sub reset_skipping_status {
                   4166:     my ($scanlines,$scan_data)=&scantron_getfile();
                   4167:     &scan_data($scan_data,'remember_skipping',undef,1);
                   4168:     &scantron_putfile(undef,$scan_data);
                   4169: }
                   4170: 
                   4171: sub allow_skipping {
                   4172:     my ($scan_data,$i)=@_;
                   4173:     my %remembered=split(':',&scan_data($scan_data,'remember_skipping'));
                   4174:     delete($remembered{$i});
                   4175:     &scan_data($scan_data,'remember_skipping',join(':',%remembered));
                   4176: }
                   4177: 
                   4178: sub should_be_skipped {
                   4179:     my ($scan_data,$i)=@_;
1.257     albertel 4180:     if ($env{'form.scantron_options_redo'} !~ /^redo_/) {
1.200     albertel 4181: 	# not redoing old skips
                   4182: 	return 0;
                   4183:     }
                   4184:     my %remembered=split(':',&scan_data($scan_data,'remember_skipping'));
                   4185:     if (exists($remembered{$i})) { return 0; }
                   4186:     return 1;
                   4187: }
                   4188: 
                   4189: sub remember_current_skipped {
                   4190:     my ($scanlines,$scan_data)=&scantron_getfile();
                   4191:     my %to_remember;
                   4192:     for (my $i=0;$i<=$scanlines->{'count'};$i++) {
                   4193: 	if ($scanlines->{'skipped'}[$i]) {
                   4194: 	    $to_remember{$i}=1;
                   4195: 	}
                   4196:     }
                   4197:     &Apache::lonnet::logthis('remembering '.join(':',%to_remember));
                   4198:     &scan_data($scan_data,'remember_skipping',join(':',%to_remember));
                   4199:     &scantron_putfile(undef,$scan_data);
                   4200: }
                   4201: 
                   4202: sub check_for_error {
                   4203:     my ($r,$result)=@_;
                   4204:     if ($result ne 'ok' && $result ne 'not_found' ) {
                   4205: 	$r->print("An error occured ($result) when trying to Remove the existing corrections.");
                   4206:     }
                   4207: }
1.157     albertel 4208: 
1.203     albertel 4209: sub scantron_warning_screen {
                   4210:     my ($button_text)=@_;
1.257     albertel 4211:     my $title=&Apache::lonnet::gettitle($env{'form.selectpage'});
1.203     albertel 4212:     return (<<STUFF);
                   4213: <p>
                   4214: <font color="red">Please double check the information
                   4215:                  below before clicking on '$button_text'</font>
                   4216: </p>
                   4217: <table>
                   4218: <tr><td><b>Sequence To be Graded:</b></td><td>$title</td></tr>
1.257     albertel 4219: <tr><td><b>Data File that will be used:</b></td><td><tt>$env{'form.scantron_selectfile'}</tt></td></tr>
1.203     albertel 4220: </table>
                   4221: </font>
                   4222: <br />
                   4223: <p> If this information is correct, please click on '$button_text'.</p>
                   4224: <p> If something is incorrect, please click the 'Grading Menu' button to start over.</p>
                   4225: 
                   4226: <br />
                   4227: STUFF
                   4228: }
                   4229: 
                   4230: sub scantron_do_warning {
                   4231:     my ($r)=@_;
                   4232:     my ($symb,$url)=&get_symb_and_url($r);
                   4233:     if (!$symb) {return '';}
                   4234:     my $default_form_data=&defaultFormData($symb,$url);
                   4235:     $r->print(&scantron_form_start().$default_form_data);
1.257     albertel 4236:     if ( $env{'form.selectpage'} eq '' ||
                   4237: 	 $env{'form.scantron_selectfile'} eq '' ||
                   4238: 	 $env{'form.scantron_format'} eq '' ) {
1.237     albertel 4239: 	$r->print("<p>You have forgetten to specify some information. Please go Back and try again.</p>");
1.257     albertel 4240: 	if ( $env{'form.selectpage'} eq '') {
1.237     albertel 4241: 	    $r->print('<p><font color="red">You have not selected a Sequence to grade</font></p>');
                   4242: 	} 
1.257     albertel 4243: 	if ( $env{'form.scantron_selectfile'} eq '') {
1.237     albertel 4244: 	    $r->print('<p><font color="red">You have not selected a file that contains the student\'s response data.</font></p>');
                   4245: 	} 
1.257     albertel 4246: 	if ( $env{'form.scantron_format'} eq '') {
1.237     albertel 4247: 	    $r->print('<p><font color="red">You have not selected a the format of the student\'s response data.</font></p>');
                   4248: 	} 
                   4249:     } else {
1.265     www      4250: 	my $warning=&scantron_warning_screen('Grading: Validate Records');
1.237     albertel 4251: 	$r->print(<<STUFF);
1.203     albertel 4252: $warning
1.265     www      4253: <input type="submit" name="submit" value="Grading: Validate Records" />
1.203     albertel 4254: <input type="hidden" name="command" value="scantron_validate" />
                   4255: STUFF
1.237     albertel 4256:     }
                   4257:     $r->print("</form><br />".&show_grading_menu_form($symb,$url)."</body></html>");
1.203     albertel 4258:     return '';
                   4259: }
                   4260: 
                   4261: sub scantron_form_start {
                   4262:     my ($max_bubble)=@_;
                   4263:     my $result= <<SCANTRONFORM;
                   4264: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantronupload">
1.257     albertel 4265:   <input type="hidden" name="selectpage" value="$env{'form.selectpage'}" />
                   4266:   <input type="hidden" name="scantron_format" value="$env{'form.scantron_format'}" />
                   4267:   <input type="hidden" name="scantron_selectfile" value="$env{'form.scantron_selectfile'}" />
1.218     albertel 4268:   <input type="hidden" name="scantron_maxbubble" value="$max_bubble" />
1.257     albertel 4269:   <input type="hidden" name="scantron_CODElist" value="$env{'form.scantron_CODElist'}" />
                   4270:   <input type="hidden" name="scantron_CODEunique" value="$env{'form.scantron_CODEunique'}" />
                   4271:   <input type="hidden" name="scantron_options_redo" value="$env{'form.scantron_options_redo'}" />
                   4272:   <input type="hidden" name="scantron_options_ignore" value="$env{'form.scantron_options_ignore'}" />
1.203     albertel 4273: SCANTRONFORM
                   4274:     return $result;
                   4275: }
                   4276: 
1.157     albertel 4277: sub scantron_validate_file {
                   4278:     my ($r) = @_;
                   4279:     my ($symb,$url)=&get_symb_and_url($r);
                   4280:     if (!$symb) {return '';}
                   4281:     my $default_form_data=&defaultFormData($symb,$url);
1.200     albertel 4282:     
                   4283:     # do the detection of only doing skipped records first befroe we delete
                   4284:     # them  when doing the corrections reset
1.257     albertel 4285:     if ($env{'form.scantron_options_redo'} ne 'redo_skipped_ready') {
1.200     albertel 4286: 	&reset_skipping_status();
                   4287:     }
1.257     albertel 4288:     if ($env{'form.scantron_options_redo'} eq 'redo_skipped') {
1.200     albertel 4289: 	&remember_current_skipped();
                   4290: 	&scantron_remove_file('skipped');
1.257     albertel 4291: 	$env{'form.scantron_options_redo'}='redo_skipped_ready';
1.200     albertel 4292:     }
                   4293: 
1.257     albertel 4294:     if ($env{'form.scantron_options_ignore'} eq 'ignore_corrections') {
1.200     albertel 4295: 	&check_for_error($r,&scantron_remove_file('corrected'));
                   4296: 	&check_for_error($r,&scantron_remove_file('skipped'));
                   4297: 	&check_for_error($r,&scantron_remove_scan_data());
1.257     albertel 4298: 	$env{'form.scantron_options_ignore'}='done';
1.192     albertel 4299:     }
1.200     albertel 4300: 
1.257     albertel 4301:     if ($env{'form.scantron_corrections'}) {
1.157     albertel 4302: 	&scantron_process_corrections($r);
                   4303:     }
1.191     albertel 4304:     $r->print("<p>Gathering neccessary info.</p>");$r->rflush();
1.157     albertel 4305:     #get the student pick code ready
                   4306:     $r->print(&Apache::loncommon::studentbrowser_javascript());
1.203     albertel 4307:     my $max_bubble=&scantron_get_maxbubble($r);
                   4308:     my $result=&scantron_form_start($max_bubble).$default_form_data;
1.157     albertel 4309:     $r->print($result);
                   4310:     
                   4311:     my @validate_phases=( 'ID',
                   4312: 			  'CODE',
                   4313: 			  'doublebubble',
                   4314: 			  'missingbubbles');
1.257     albertel 4315:     if (!$env{'form.validatepass'}) {
                   4316: 	$env{'form.validatepass'} = 0;
1.157     albertel 4317:     }
1.257     albertel 4318:     my $currentphase=$env{'form.validatepass'};
1.157     albertel 4319: 
                   4320:     my $stop=0;
                   4321:     while (!$stop && $currentphase < scalar(@validate_phases)) {
                   4322: 	$r->print("<p> Validating ".$validate_phases[$currentphase]."</p>");
                   4323: 	$r->rflush();
                   4324: 	my $which="scantron_validate_".$validate_phases[$currentphase];
                   4325: 	{
                   4326: 	    no strict 'refs';
                   4327: 	    ($stop,$currentphase)=&$which($r,$currentphase);
                   4328: 	}
                   4329:     }
                   4330:     if (!$stop) {
1.203     albertel 4331: 	my $warning=&scantron_warning_screen('Start Grading');
                   4332: 	$r->print(<<STUFF);
                   4333: Validation process complete.<br />
                   4334: $warning
                   4335: <input type="submit" name="submit" value="Start Grading" />
                   4336: <input type="hidden" name="command" value="scantron_process" />
                   4337: STUFF
                   4338: 
1.157     albertel 4339:     } else {
                   4340: 	$r->print('<input type="hidden" name="command" value="scantron_validate" />');
                   4341: 	$r->print("<input type='hidden' name='validatepass' value='".$currentphase."' />");
                   4342:     }
                   4343:     if ($stop) {
                   4344: 	$r->print('<input type="submit" name="submit" value="Continue ->" />');
                   4345: 	$r->print(' using corrected info <br />');
                   4346: 	$r->print("<input type='submit' value='Skip' name='scantron_skip_record' />");
                   4347: 	$r->print(" this scanline saving it for later.");
                   4348:     }
                   4349:     $r->print(" </form><br />".&show_grading_menu_form($symb,$url).
                   4350: 	      "</body></html>");
                   4351:     return '';
                   4352: }
                   4353: 
1.200     albertel 4354: sub scantron_remove_file {
1.192     albertel 4355:     my ($which)=@_;
1.257     albertel 4356:     my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
                   4357:     my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
1.192     albertel 4358:     my $file='scantron_';
1.200     albertel 4359:     if ($which eq 'corrected' || $which eq 'skipped') {
                   4360: 	$file.=$which.'_';
1.192     albertel 4361:     } else {
                   4362: 	return 'refused';
                   4363:     }
1.257     albertel 4364:     $file.=$env{'form.scantron_selectfile'};
1.200     albertel 4365:     return &Apache::lonnet::removeuserfile($cname,$cdom,$file);
                   4366: }
                   4367: 
                   4368: sub scantron_remove_scan_data {
1.257     albertel 4369:     my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
                   4370:     my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
1.192     albertel 4371:     my @keys=&Apache::lonnet::getkeys('nohist_scantrondata',$cdom,$cname);
                   4372:     my @todelete;
1.257     albertel 4373:     my $filename=$env{'form.scantron_selectfile'};
1.192     albertel 4374:     foreach my $key (@keys) {
                   4375: 	if ($key=~/^\Q$filename\E_/) {
1.257     albertel 4376: 	    if ($env{'form.scantron_options_redo'} eq 'redo_skipped_ready' &&
1.200     albertel 4377: 		$key=~/remember_skipping/) {
                   4378: 		next;
                   4379: 	    }
1.192     albertel 4380: 	    push(@todelete,$key);
                   4381: 	}
                   4382:     }
1.200     albertel 4383:     my $result;
1.192     albertel 4384:     if (@todelete) {
1.200     albertel 4385: 	$result=&Apache::lonnet::del('nohist_scantrondata',\@todelete,$cdom,$cname);
1.192     albertel 4386:     }
                   4387:     return $result;
                   4388: }
                   4389: 
1.157     albertel 4390: sub scantron_getfile {
1.200     albertel 4391:     #FIXME really would prefer a scantron directory
1.257     albertel 4392:     my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
                   4393:     my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
1.157     albertel 4394:     my $lines;
                   4395:     $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
1.257     albertel 4396: 		       'scantron_orig_'.$env{'form.scantron_selectfile'});
1.157     albertel 4397:     my %scanlines;
                   4398:     $scanlines{'orig'}=[(split("\n",$lines,-1))];
                   4399:     my $temp=$scanlines{'orig'};
                   4400:     $scanlines{'count'}=$#$temp;
                   4401: 
                   4402:     $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
1.257     albertel 4403: 		       'scantron_corrected_'.$env{'form.scantron_selectfile'});
1.157     albertel 4404:     if ($lines eq '-1') {
                   4405: 	$scanlines{'corrected'}=[];
                   4406:     } else {
                   4407: 	$scanlines{'corrected'}=[(split("\n",$lines,-1))];
                   4408:     }
                   4409:     $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
1.257     albertel 4410: 		       'scantron_skipped_'.$env{'form.scantron_selectfile'});
1.157     albertel 4411:     if ($lines eq '-1') {
                   4412: 	$scanlines{'skipped'}=[];
                   4413:     } else {
                   4414: 	$scanlines{'skipped'}=[(split("\n",$lines,-1))];
                   4415:     }
1.175     albertel 4416:     my @tmp=&Apache::lonnet::dump('nohist_scantrondata',$cdom,$cname);
1.157     albertel 4417:     if ($tmp[0] =~ /^(error:|no_such_host)/) { @tmp=(); }
                   4418:     my %scan_data = @tmp;
                   4419:     return (\%scanlines,\%scan_data);
                   4420: }
                   4421: 
                   4422: sub lonnet_putfile {
                   4423:     my ($contents,$filename)=@_;
1.257     albertel 4424:     my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
                   4425:     my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
                   4426:     my $docuhome=$env{'course.'.$env{'request.course.id'}.'.home'};
                   4427:     $env{'form.sillywaytopassafilearound'}=$contents;
1.157     albertel 4428:     &Apache::lonnet::finishuserfileupload($docuname,$docudom,$docuhome,'sillywaytopassafilearound',$filename);
                   4429: 
                   4430: }
                   4431: 
                   4432: sub scantron_putfile {
                   4433:     my ($scanlines,$scan_data) = @_;
1.200     albertel 4434:     #FIXME really would prefer a scantron directory
1.257     albertel 4435:     my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
                   4436:     my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
1.200     albertel 4437:     if ($scanlines) {
                   4438: 	my $prefix='scantron_';
1.157     albertel 4439: # no need to update orig, shouldn't change
                   4440: #   &lonnet_putfile(join("\n",@{$scanlines->{'orig'}}),$prefix.'orig_'.
1.257     albertel 4441: #		    $env{'form.scantron_selectfile'});
1.200     albertel 4442: 	&lonnet_putfile(join("\n",@{$scanlines->{'corrected'}}),
                   4443: 			$prefix.'corrected_'.
1.257     albertel 4444: 			$env{'form.scantron_selectfile'});
1.200     albertel 4445: 	&lonnet_putfile(join("\n",@{$scanlines->{'skipped'}}),
                   4446: 			$prefix.'skipped_'.
1.257     albertel 4447: 			$env{'form.scantron_selectfile'});
1.200     albertel 4448:     }
1.175     albertel 4449:     &Apache::lonnet::put('nohist_scantrondata',$scan_data,$cdom,$cname);
1.157     albertel 4450: }
                   4451: 
                   4452: sub scantron_get_line {
1.200     albertel 4453:     my ($scanlines,$scan_data,$i)=@_;
                   4454:     if (&should_be_skipped($scan_data,$i)) { return undef; }
                   4455:     if ($scanlines->{'skipped'}[$i]) { return undef; }
1.157     albertel 4456:     if ($scanlines->{'corrected'}[$i]) {return $scanlines->{'corrected'}[$i];}
                   4457:     return $scanlines->{'orig'}[$i]; 
                   4458: }
                   4459: 
1.200     albertel 4460: sub get_todo_count {
                   4461:     my ($scanlines,$scan_data)=@_;
                   4462:     my $count=0;
                   4463:     for (my $i=0;$i<=$scanlines->{'count'};$i++) {
                   4464: 	my $line=&scantron_get_line($scanlines,$scan_data,$i);
                   4465: 	if ($line=~/^[\s\cz]*$/) { next; }
                   4466: 	$count++;
                   4467:     }
                   4468:     return $count;
                   4469: }
                   4470: 
1.157     albertel 4471: sub scantron_put_line {
1.200     albertel 4472:     my ($scanlines,$scan_data,$i,$newline,$skip)=@_;
1.157     albertel 4473:     if ($skip) {
                   4474: 	$scanlines->{'skipped'}[$i]=$newline;
1.200     albertel 4475: 	&allow_skipping($scan_data,$i);
1.157     albertel 4476: 	return;
                   4477:     }
                   4478:     $scanlines->{'corrected'}[$i]=$newline;
                   4479: }
                   4480: 
                   4481: sub scantron_validate_ID {
                   4482:     my ($r,$currentphase) = @_;
                   4483:     
                   4484:     #get student info
                   4485:     my $classlist=&Apache::loncoursedata::get_classlist();
                   4486:     my %idmap=&username_to_idmap($classlist);
                   4487: 
                   4488:     #get scantron line setup
1.257     albertel 4489:     my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
1.157     albertel 4490:     my ($scanlines,$scan_data)=&scantron_getfile();
                   4491: 
                   4492:     my %found=('ids'=>{},'usernames'=>{});
                   4493:     for (my $i=0;$i<=$scanlines->{'count'};$i++) {
1.200     albertel 4494: 	my $line=&scantron_get_line($scanlines,$scan_data,$i);
1.157     albertel 4495: 	if ($line=~/^[\s\cz]*$/) { next; }
                   4496: 	my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
                   4497: 						 $scan_data);
                   4498: 	my $id=$$scan_record{'scantron.ID'};
                   4499: 	my $found;
                   4500: 	foreach my $checkid (keys(%idmap)) {
                   4501: 	    if (lc($checkid) eq lc($id)) { $found=$checkid;last; }
                   4502: 	}
                   4503: 	if ($found) {
                   4504: 	    my $username=$idmap{$found};
                   4505: 	    if ($found{'ids'}{$found}) {
                   4506: 		&scantron_get_correction($r,$i,$scan_record,\%scantron_config,
                   4507: 					 $line,'duplicateID',$found);
1.194     albertel 4508: 		return(1,$currentphase);
1.157     albertel 4509: 	    } elsif ($found{'usernames'}{$username}) {
                   4510: 		&scantron_get_correction($r,$i,$scan_record,\%scantron_config,
                   4511: 					 $line,'duplicateID',$username);
1.194     albertel 4512: 		return(1,$currentphase);
1.157     albertel 4513: 	    }
1.186     albertel 4514: 	    #FIXME store away line we previously saw the ID on to use above
1.157     albertel 4515: 	    $found{'ids'}{$found}++;
                   4516: 	    $found{'usernames'}{$username}++;
                   4517: 	} else {
                   4518: 	    if ($id =~ /^\s*$/) {
1.158     albertel 4519: 		my $username=&scan_data($scan_data,"$i.user");
1.157     albertel 4520: 		if (defined($username) && $found{'usernames'}{$username}) {
                   4521: 		    &scantron_get_correction($r,$i,$scan_record,
                   4522: 					     \%scantron_config,
                   4523: 					     $line,'duplicateID',$username);
1.194     albertel 4524: 		    return(1,$currentphase);
1.157     albertel 4525: 		} elsif (!defined($username)) {
                   4526: 		    &scantron_get_correction($r,$i,$scan_record,
                   4527: 					     \%scantron_config,
                   4528: 					     $line,'incorrectID');
1.194     albertel 4529: 		    return(1,$currentphase);
1.157     albertel 4530: 		}
                   4531: 		$found{'usernames'}{$username}++;
                   4532: 	    } else {
                   4533: 		&scantron_get_correction($r,$i,$scan_record,\%scantron_config,
                   4534: 					 $line,'incorrectID');
1.194     albertel 4535: 		return(1,$currentphase);
1.157     albertel 4536: 	    }
                   4537: 	}
                   4538:     }
                   4539: 
                   4540:     return (0,$currentphase+1);
                   4541: }
                   4542: 
                   4543: sub scantron_get_correction {
                   4544:     my ($r,$i,$scan_record,$scan_config,$line,$error,$arg)=@_;
                   4545: 
                   4546: #FIXME in the case of a duplicated ID the previous line, probaly need
                   4547: #to show both the current line and the previous one and allow skipping
                   4548: #the previous one or the current one
                   4549: 
1.161     albertel 4550:     $r->print("<p><b>An error was detected ($error)</b>");
1.157     albertel 4551:     if ( defined($$scan_record{'scantron.PaperID'}) ) {
                   4552: 	$r->print(" for PaperID <tt>".
                   4553: 		  $$scan_record{'scantron.PaperID'}."</tt> \n");
                   4554:     } else {
                   4555: 	$r->print(" in scanline $i <pre>".
                   4556: 		  $line."</pre> \n");
                   4557:     }
1.242     albertel 4558:     my $message="<p>The ID on the form is  <tt>".
                   4559: 	$$scan_record{'scantron.ID'}."</tt><br />\n".
                   4560: 	"The name on the paper is ".
                   4561: 	$$scan_record{'scantron.LastName'}.",".
                   4562: 	$$scan_record{'scantron.FirstName'}."</p>";
                   4563: 
1.157     albertel 4564:     $r->print('<input type="hidden" name="scantron_corrections" value="'.$error.'" />'."\n");
                   4565:     $r->print('<input type="hidden" name="scantron_line" value="'.$i.'" />'."\n");
                   4566:     if ($error =~ /ID$/) {
1.186     albertel 4567: 	if ($error eq 'incorrectID') {
1.157     albertel 4568: 	    $r->print("The encoded ID is not in the classlist</p>\n");
                   4569: 	} elsif ($error eq 'duplicateID') {
                   4570: 	    $r->print("The encoded ID has also been used by a previous paper $arg</p>\n");
                   4571: 	}
1.242     albertel 4572: 	$r->print($message);
1.157     albertel 4573: 	$r->print("<p>How should I handle this? <br /> \n");
                   4574: 	$r->print("\n<ul><li> ");
                   4575: 	#FIXME it would be nice if this sent back the user ID and
                   4576: 	#could do partial userID matches
                   4577: 	$r->print(&Apache::loncommon::selectstudent_link('scantronupload',
                   4578: 				       'scantron_username','scantron_domain'));
                   4579: 	$r->print(": <input type='text' name='scantron_username' value='' />");
                   4580: 	$r->print("\n@".
1.257     albertel 4581: 		 &Apache::loncommon::select_dom_form($env{'request.role.domain'},'scantron_domain'));
1.157     albertel 4582: 
                   4583: 	$r->print('</li>');
1.186     albertel 4584:     } elsif ($error =~ /CODE$/) {
                   4585: 	if ($error eq 'incorrectCODE') {
1.187     albertel 4586: 	    $r->print("</p><p>The encoded CODE is not in the list of possible CODEs</p>\n");
1.186     albertel 4587: 	} elsif ($error eq 'duplicateCODE') {
1.194     albertel 4588: 	    $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 4589: 	}
1.224     albertel 4590: 	$r->print("<p>The CODE on the form is  <tt>'".
                   4591: 		  $$scan_record{'scantron.CODE'}."'</tt><br />\n");
1.242     albertel 4592: 	$r->print($message);
1.186     albertel 4593: 	$r->print("<p>How should I handle this? <br /> \n");
1.187     albertel 4594: 	$r->print("\n<br /> ");
1.194     albertel 4595: 	my $i=0;
                   4596: 	if ($error eq 'incorrectCODE') {
                   4597: 	    my ($max,$closest)=&scantron_get_closely_matching_CODEs($arg,$$scan_record{'scantron.CODE'});
                   4598: 	    foreach my $testcode (@{$closest}) {
                   4599: 		my $checked='';
                   4600: 		if (!$i) { $checked=' checked="on" '; }
                   4601: 		$r->print("<input type='radio' name='scantron_CODE_resolution' value='use_closest_$i' $checked /> Use the similar CODE <b><tt>".$testcode."</tt></b> instead.<input type='hidden' name='scantron_CODE_closest_$i' value='$testcode' />");
                   4602: 		$r->print("\n<br />");
                   4603: 		$i++;
                   4604: 	    }
                   4605: 	}
                   4606: 	my $checked; if (!$i) { $checked=' checked="on" '; }
                   4607: 	$r->print("<input type='radio' name='scantron_CODE_resolution' value='use_unfound' $checked /> Use the CODE <b><tt>".$$scan_record{'scantron.CODE'}."</tt></b> that is was on the paper, ignoring the error.");
1.187     albertel 4608: 	$r->print("\n<br />");
1.194     albertel 4609: 
1.188     albertel 4610: 	$r->print(<<ENDSCRIPT);
                   4611: <script type="text/javascript">
                   4612: function change_radio(field) {
1.190     albertel 4613:     var slct=document.scantronupload.scantron_CODE_resolution;
1.188     albertel 4614:     var i;
                   4615:     for (i=0;i<slct.length;i++) {
                   4616:         if (slct[i].value==field) { slct[i].checked=true; }
                   4617:     }
                   4618: }
                   4619: </script>
                   4620: ENDSCRIPT
1.187     albertel 4621: 	my $href="/adm/pickcode?".
                   4622: 	   "form=".&Apache::lonnet::escape("scantronupload").
1.257     albertel 4623: 	   "&scantron_format=".&Apache::lonnet::escape($env{'form.scantron_format'}).
                   4624: 	   "&scantron_CODElist=".&Apache::lonnet::escape($env{'form.scantron_CODElist'}).
1.187     albertel 4625: 	   "&curCODE=".&Apache::lonnet::escape($$scan_record{'scantron.CODE'}).
1.257     albertel 4626: 	   "&scantron_selectfile=".&Apache::lonnet::escape($env{'form.scantron_selectfile'});
1.190     albertel 4627: 	$r->print("<input type='radio' name='scantron_CODE_resolution' value='use_found' /> <a target='_blank' href='$href'>Select</a> a CODE from the list of all CODEs and use it. Selected CODE is <input readonly='true' type='text' size='8' name='scantron_CODE_selectedvalue' onfocus=\"javascript:change_radio('use_found')\" onchange=\"javascript:change_radio('use_found')\" />");
1.187     albertel 4628: 	$r->print("\n<br />");
1.190     albertel 4629: 	$r->print("<input type='radio' name='scantron_CODE_resolution' value='use_typed' /> Use <input type='text' size='8' name='scantron_CODE_newvalue' onfocus=\"javascript:change_radio('use_typed')\" onkeypress=\"javascript:change_radio('use_typed')\" /> as the CODE.");
1.187     albertel 4630: 	$r->print("\n<br /><br />");
1.157     albertel 4631:     } elsif ($error eq 'doublebubble') {
                   4632: 	$r->print("<p>There have been multiple bubbles scanned for a some question(s)</p>\n");
                   4633: 	$r->print('<input type="hidden" name="scantron_questions" value="'.
                   4634: 		  join(',',@{$arg}).'" />');
1.242     albertel 4635: 	$r->print($message);
1.157     albertel 4636: 	$r->print("<p>Please indicate which bubble should be used for grading</p>");
                   4637: 	foreach my $question (@{$arg}) {
                   4638: 	    my $selected=$$scan_record{"scantron.$question.answer"};
                   4639: 	    &scantron_bubble_selector($r,$scan_config,$question,split('',$selected));
                   4640: 	}
                   4641:     } elsif ($error eq 'missingbubble') {
                   4642: 	$r->print("<p>There have been <b>no</b> bubbles scanned for some question(s)</p>\n");
1.242     albertel 4643: 	$r->print($message);
1.157     albertel 4644: 	$r->print("<p>Please indicate which bubble should be used for grading</p>");
                   4645: 	$r->print("Some questions have no scanned bubbles\n");
                   4646: 	$r->print('<input type="hidden" name="scantron_questions" value="'.
                   4647: 		  join(',',@{$arg}).'" />');
                   4648: 	foreach my $question (@{$arg}) {
                   4649: 	    my $selected=$$scan_record{"scantron.$question.answer"};
                   4650: 	    &scantron_bubble_selector($r,$scan_config,$question);
                   4651: 	}
                   4652:     } else {
                   4653: 	$r->print("\n<ul>");
                   4654:     }
                   4655:     $r->print("\n</li></ul>");
                   4656: 
                   4657: }
                   4658: 
                   4659: sub scantron_bubble_selector {
                   4660:     my ($r,$scan_config,$quest,@selected)=@_;
                   4661:     my $max=$$scan_config{'Qlength'};
                   4662:     my @alphabet=('A'..'Z');
                   4663:     $r->print("<table border='1'><tr><td rowspan='2'>$quest</td>");
                   4664:     for (my $i=0;$i<$max+1;$i++) {
                   4665: 	$r->print('<td align="center">');
                   4666: 	if ($selected[0] eq $alphabet[$i]) { $r->print('X'); shift(@selected) }
                   4667: 	else { $r->print('&nbsp;'); }
                   4668: 	$r->print('</td>');
                   4669:     }
                   4670:     $r->print('<td></td></tr><tr>');
                   4671:     for (my $i=0;$i<$max;$i++) {
                   4672: 	$r->print('<td><input type="radio" name="scantron_correct_Q_'.$quest.
                   4673: 		  '" value="'.$i.'" />'.$alphabet[$i]."</td>");
                   4674:     }
                   4675:     $r->print('<td><input type="radio" name="scantron_correct_Q_'.$quest.
                   4676: 	      '" value="none" /> No bubble </td>');
                   4677:     $r->print('</tr></table>');
                   4678: }
                   4679: 
1.194     albertel 4680: sub num_matches {
                   4681:     my ($orig,$code) = @_;
                   4682:     my @code=split(//,$code);
                   4683:     my @orig=split(//,$orig);
                   4684:     my $same=0;
                   4685:     for (my $i=0;$i<scalar(@code);$i++) {
                   4686: 	if ($code[$i] eq $orig[$i]) { $same++; }
                   4687:     }
                   4688:     return $same;
                   4689: }
                   4690: 
                   4691: sub scantron_get_closely_matching_CODEs {
                   4692:     my ($allcodes,$CODE)=@_;
                   4693:     my @CODEs;
                   4694:     foreach my $testcode (sort(keys(%{$allcodes}))) {
                   4695: 	push(@{$CODEs[&num_matches($CODE,$testcode)]},$testcode);
                   4696:     }
                   4697: 
                   4698:     return ($#CODEs,$CODEs[-1]);
                   4699: }
                   4700: 
                   4701: sub get_codes {
1.257     albertel 4702:     my $old_name=$env{'form.scantron_CODElist'};
                   4703:     my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
                   4704:     my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
1.194     albertel 4705:     my %result=&Apache::lonnet::get('CODEs',[$old_name],$cdom,$cnum);
                   4706:     my %allcodes=map {(&Apache::lonprintout::num_to_letters($_),1)} split(',',$result{$old_name});
                   4707:     return %allcodes;
                   4708: }
                   4709: 
1.157     albertel 4710: sub scantron_validate_CODE {
                   4711:     my ($r,$currentphase) = @_;
1.257     albertel 4712:     my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
1.186     albertel 4713:     if ($scantron_config{'CODElocation'} &&
                   4714: 	$scantron_config{'CODEstart'} &&
                   4715: 	$scantron_config{'CODElength'}) {
1.257     albertel 4716: 	if (!defined($env{'form.scantron_CODElist'})) {
1.186     albertel 4717: 	    &FIXME_blow_up()
                   4718: 	}
                   4719:     } else {
                   4720: 	return (0,$currentphase+1);
                   4721:     }
                   4722:     
                   4723:     my %usedCODEs;
                   4724: 
1.194     albertel 4725:     my %allcodes=&get_codes();
1.186     albertel 4726: 
                   4727:     my ($scanlines,$scan_data)=&scantron_getfile();
                   4728:     for (my $i=0;$i<=$scanlines->{'count'};$i++) {
1.200     albertel 4729: 	my $line=&scantron_get_line($scanlines,$scan_data,$i);
1.186     albertel 4730: 	if ($line=~/^[\s\cz]*$/) { next; }
                   4731: 	my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
                   4732: 						 $scan_data);
                   4733: 	my $CODE=$$scan_record{'scantron.CODE'};
                   4734: 	my $error=0;
1.224     albertel 4735: 	if (!&Apache::lonnet::validCODE($CODE)) {
                   4736: 	    &scantron_get_correction($r,$i,$scan_record,
                   4737: 				     \%scantron_config,
                   4738: 				     $line,'incorrectCODE',\%allcodes);
                   4739: 	    return(1,$currentphase);
                   4740: 	}
1.221     albertel 4741: 	if (%allcodes && !exists($allcodes{$CODE}) 
                   4742: 	    && !$$scan_record{'scantron.useCODE'}) {
1.186     albertel 4743: 	    &scantron_get_correction($r,$i,$scan_record,
                   4744: 				     \%scantron_config,
1.194     albertel 4745: 				     $line,'incorrectCODE',\%allcodes);
                   4746: 	    return(1,$currentphase);
1.186     albertel 4747: 	}
1.214     albertel 4748: 	if (exists($usedCODEs{$CODE}) 
1.257     albertel 4749: 	    && $env{'form.scantron_CODEunique'} eq 'yes'
1.192     albertel 4750: 	    && !$$scan_record{'scantron.CODE_ignore_dup'}) {
1.186     albertel 4751: 	    &scantron_get_correction($r,$i,$scan_record,
                   4752: 				     \%scantron_config,
1.194     albertel 4753: 				     $line,'duplicateCODE',$usedCODEs{$CODE});
                   4754: 	    return(1,$currentphase);
1.186     albertel 4755: 	}
1.194     albertel 4756: 	push (@{$usedCODEs{$CODE}},$$scan_record{'scantron.PaperID'});
1.186     albertel 4757:     }
1.157     albertel 4758:     return (0,$currentphase+1);
                   4759: }
                   4760: 
                   4761: sub scantron_validate_doublebubble {
                   4762:     my ($r,$currentphase) = @_;
                   4763:     #get student info
                   4764:     my $classlist=&Apache::loncoursedata::get_classlist();
                   4765:     my %idmap=&username_to_idmap($classlist);
                   4766: 
                   4767:     #get scantron line setup
1.257     albertel 4768:     my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
1.157     albertel 4769:     my ($scanlines,$scan_data)=&scantron_getfile();
                   4770:     for (my $i=0;$i<=$scanlines->{'count'};$i++) {
1.200     albertel 4771: 	my $line=&scantron_get_line($scanlines,$scan_data,$i);
1.157     albertel 4772: 	if ($line=~/^[\s\cz]*$/) { next; }
                   4773: 	my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
                   4774: 						 $scan_data);
                   4775: 	if (!defined($$scan_record{'scantron.doubleerror'})) { next; }
                   4776: 	&scantron_get_correction($r,$i,$scan_record,\%scantron_config,$line,
                   4777: 				 'doublebubble',
                   4778: 				 $$scan_record{'scantron.doubleerror'});
                   4779:     	return (1,$currentphase);
                   4780:     }
                   4781:     return (0,$currentphase+1);
                   4782: }
                   4783: 
1.191     albertel 4784: sub scantron_get_maxbubble {
                   4785:     my ($r)=@_;
1.257     albertel 4786:     if (defined($env{'form.scantron_maxbubble'}) &&
                   4787: 	$env{'form.scantron_maxbubble'}) {
                   4788: 	return $env{'form.scantron_maxbubble'};
1.191     albertel 4789:     }
                   4790:     my $navmap=Apache::lonnavmaps::navmap->new();
                   4791:     my (undef,undef,$sequence)=
1.257     albertel 4792: 	&Apache::lonnet::decode_symb($env{'form.selectpage'});
1.191     albertel 4793:     my $map=$navmap->getResourceByUrl($sequence);
                   4794:     my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
                   4795:     &Apache::lonnet::delenv('form.counter');
                   4796:     foreach my $resource (@resources) {
1.234     albertel 4797: 	my $result=&Apache::lonnet::ssi($resource->src().'?symb='.&Apache::lonnet::escape($resource->symb()));
1.191     albertel 4798:     }
                   4799:     &Apache::lonnet::delenv('scantron\.');
1.257     albertel 4800:     my $envfile=$env{'user.environment'};
1.191     albertel 4801:     $envfile=~/\/([^\/]+)\.id$/;
                   4802:     $envfile=$1;
                   4803:     &Apache::lonnet::transfer_profile_to_env($r->dir_config('lonIDsDir'),
                   4804: 					     $envfile);
1.257     albertel 4805:     $env{'form.scantron_maxbubble'}=$env{'form.counter'}-1;
                   4806:     return $env{'form.scantron_maxbubble'};
1.191     albertel 4807: }
                   4808: 
1.157     albertel 4809: sub scantron_validate_missingbubbles {
                   4810:     my ($r,$currentphase) = @_;
                   4811:     #get student info
                   4812:     my $classlist=&Apache::loncoursedata::get_classlist();
                   4813:     my %idmap=&username_to_idmap($classlist);
                   4814: 
                   4815:     #get scantron line setup
1.257     albertel 4816:     my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
1.157     albertel 4817:     my ($scanlines,$scan_data)=&scantron_getfile();
1.191     albertel 4818:     my $max_bubble=&scantron_get_maxbubble();
1.157     albertel 4819:     if (!$max_bubble) { $max_bubble=2**31; }
                   4820:     for (my $i=0;$i<=$scanlines->{'count'};$i++) {
1.200     albertel 4821: 	my $line=&scantron_get_line($scanlines,$scan_data,$i);
1.157     albertel 4822: 	if ($line=~/^[\s\cz]*$/) { next; }
                   4823: 	my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
                   4824: 						 $scan_data);
                   4825: 	if (!defined($$scan_record{'scantron.missingerror'})) { next; }
                   4826: 	my @to_correct;
                   4827: 	foreach my $missing (@{$$scan_record{'scantron.missingerror'}}) {
                   4828: 	    if ($missing > $max_bubble) { next; }
                   4829: 	    push(@to_correct,$missing);
                   4830: 	}
                   4831: 	if (@to_correct) {
                   4832: 	    &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
                   4833: 				     $line,'missingbubble',\@to_correct);
                   4834: 	    return (1,$currentphase);
                   4835: 	}
                   4836: 
                   4837:     }
                   4838:     return (0,$currentphase+1);
                   4839: }
                   4840: 
1.82      albertel 4841: sub scantron_process_students {
1.75      albertel 4842:     my ($r) = @_;
1.257     albertel 4843:     my (undef,undef,$sequence)=&Apache::lonnet::decode_symb($env{'form.selectpage'});
1.81      albertel 4844:     my ($symb,$url)=&get_symb_and_url($r);
                   4845:     if (!$symb) {return '';}
                   4846:     my $default_form_data=&defaultFormData($symb,$url);
1.82      albertel 4847: 
1.257     albertel 4848:     my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
1.157     albertel 4849:     my ($scanlines,$scan_data)=&scantron_getfile();
1.82      albertel 4850:     my $classlist=&Apache::loncoursedata::get_classlist();
                   4851:     my %idmap=&username_to_idmap($classlist);
1.132     bowersj2 4852:     my $navmap=Apache::lonnavmaps::navmap->new();
1.83      albertel 4853:     my $map=$navmap->getResourceByUrl($sequence);
                   4854:     my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
1.140     albertel 4855: #    $r->print("geto ".scalar(@resources)."<br />");
1.82      albertel 4856:     my $result= <<SCANTRONFORM;
1.81      albertel 4857: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantronupload">
                   4858:   <input type="hidden" name="command" value="scantron_configphase" />
                   4859:   $default_form_data
                   4860: SCANTRONFORM
1.82      albertel 4861:     $r->print($result);
                   4862: 
                   4863:     my @delayqueue;
1.140     albertel 4864:     my %completedstudents;
                   4865:     
1.200     albertel 4866:     my $count=&get_todo_count($scanlines,$scan_data);
1.157     albertel 4867:     my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Scantron Status',
1.200     albertel 4868:  				    'Scantron Progress',$count,
1.195     albertel 4869: 				    'inline',undef,'scantronupload');
1.140     albertel 4870:     &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,
                   4871: 					  'Processing first student');
                   4872:     my $start=&Time::HiRes::time();
1.158     albertel 4873:     my $i=-1;
1.200     albertel 4874:     my ($uname,$udom,$started);
1.157     albertel 4875:     while ($i<$scanlines->{'count'}) {
                   4876:  	($uname,$udom)=('','');
                   4877:  	$i++;
1.200     albertel 4878:  	my $line=&scantron_get_line($scanlines,$scan_data,$i);
1.157     albertel 4879:  	if ($line=~/^[\s\cz]*$/) { next; }
1.200     albertel 4880: 	if ($started) {
                   4881: 	    &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
                   4882: 						     'last student');
                   4883: 	}
                   4884: 	$started=1;
1.157     albertel 4885:  	my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
                   4886:  						 $scan_data);
                   4887:  	unless ($uname=&scantron_find_student($scan_record,$scan_data,
                   4888:  					      \%idmap,$i)) {
                   4889:   	    &scantron_add_delay(\@delayqueue,$line,
                   4890:  				'Unable to find a student that matches',1);
                   4891:  	    next;
                   4892:   	}
                   4893:  	if (exists $completedstudents{$uname}) {
                   4894:  	    &scantron_add_delay(\@delayqueue,$line,
                   4895:  				'Student '.$uname.' has multiple sheets',2);
                   4896:  	    next;
                   4897:  	}
                   4898:   	($uname,$udom)=split(/:/,$uname);
                   4899:   	&Apache::lonnet::delenv('form.counter');
                   4900:   	&Apache::lonnet::appenv(%$scan_record);
1.161     albertel 4901: 	
                   4902: 	my $i=0;
1.83      albertel 4903: 	foreach my $resource (@resources) {
1.85      albertel 4904: 	    $i++;
1.193     albertel 4905: 	    my %form=('submitted'     =>'scantron',
                   4906: 		      'grade_target'  =>'grade',
                   4907: 		      'grade_username'=>$uname,
                   4908: 		      'grade_domain'  =>$udom,
1.257     albertel 4909: 		      'grade_courseid'=>$env{'request.course.id'},
1.193     albertel 4910: 		      'grade_symb'    =>$resource->symb());
                   4911: 	    if (exists($scan_record->{'scantron.CODE'}) &&
                   4912: 		$scan_record->{'scantron.CODE'}) {
                   4913: 		$form{'CODE'}=$scan_record->{'scantron.CODE'};
1.224     albertel 4914: 	    } else {
                   4915: 		$form{'CODE'}='';
1.193     albertel 4916: 	    }
                   4917: 	    my $result=&Apache::lonnet::ssi($resource->src(),%form);
1.227     albertel 4918: 	    if ($result ne '') {
                   4919: 		&Apache::lonnet::logthis("scantron grading error -> $result");
1.257     albertel 4920: 		&Apache::lonnet::logthis("scantron grading error info name $uname domain $udom course $env{'request.course.id'} url ".$resource->src());
1.227     albertel 4921: 	    }
1.213     albertel 4922: 	    if (&Apache::loncommon::connection_aborted($r)) { last; }
1.83      albertel 4923: 	}
1.140     albertel 4924: 	$completedstudents{$uname}={'line'=>$line};
1.213     albertel 4925: 	if (&Apache::loncommon::connection_aborted($r)) { last; }
1.140     albertel 4926:     } continue {
1.85      albertel 4927: 	&Apache::lonnet::delenv('form.counter');
1.83      albertel 4928: 	&Apache::lonnet::delenv('scantron\.');
1.82      albertel 4929:     }
1.140     albertel 4930:     &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1.172     albertel 4931: #    my $lasttime = &Time::HiRes::time()-$start;
                   4932: #    $r->print("<p>took $lasttime</p>");
1.140     albertel 4933: 
1.200     albertel 4934:     $r->print("</form>");
1.157     albertel 4935:     $r->print(&show_grading_menu_form($symb,$url));
                   4936:     return '';
1.75      albertel 4937: }
1.157     albertel 4938: 
                   4939: sub scantron_upload_scantron_data {
                   4940:     my ($r)=@_;
1.257     albertel 4941:     $r->print(&Apache::loncommon::coursebrowser_javascript($env{'request.role.domain'}));
1.157     albertel 4942:     my $select_link=&Apache::loncommon::selectcourse_link('rules','courseid',
1.181     albertel 4943: 							  'domainid',
                   4944: 							  'coursename');
1.257     albertel 4945:     my $domsel=&Apache::loncommon::select_dom_form($env{'request.role.domain'},
1.157     albertel 4946: 						   'domainid');
1.173     albertel 4947:     my $default_form_data=&defaultFormData(&get_symb_and_url($r,1));
1.157     albertel 4948:     $r->print(<<UPLOAD);
                   4949: <script type="text/javascript" language="javascript">
                   4950:     function checkUpload(formname) {
                   4951: 	if (formname.upfile.value == "") {
                   4952: 	    alert("Please use the browse button to select a file from your local directory.");
                   4953: 	    return false;
                   4954: 	}
                   4955: 	formname.submit();
                   4956:     }
                   4957: </script>
                   4958: 
                   4959: <form enctype='multipart/form-data' action='/adm/grades' name='rules' method='post'>
1.162     albertel 4960: $default_form_data
1.181     albertel 4961: <table>
                   4962: <tr><td>$select_link </td></tr>
                   4963: <tr><td>Course ID:   </td><td><input name='courseid' type='text' />  </td></tr>
                   4964: <tr><td>Course Name: </td><td><input name='coursename' type='text' /></td></tr>
                   4965: <tr><td>Domain:      </td><td>$domsel                                </td></tr>
                   4966: <tr><td>File to upload:</td><td><input type="file" name="upfile" size="50" /></td></tr>
                   4967: </table>
1.157     albertel 4968: <input name='command' value='scantronupload_save' type='hidden' />
                   4969: <input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scantron Data" />
                   4970: </form>
                   4971: UPLOAD
                   4972:     return '';
                   4973: }
                   4974: 
                   4975: sub scantron_upload_scantron_data_save {
                   4976:     my($r)=@_;
1.182     albertel 4977:     my ($symb,$url)=&get_symb_and_url($r,1);
                   4978:     my $doanotherupload=
                   4979: 	'<br /><form action="/adm/grades" method="post">'."\n".
                   4980: 	'<input type="hidden" name="command" value="scantronupload" />'."\n".
                   4981: 	'<input type="submit" name="submit" value="Do Another Upload" />'."\n".
                   4982: 	'</form>'."\n";
1.257     albertel 4983:     if (!&Apache::lonnet::allowed('usc',$env{'form.domainid'}) &&
1.162     albertel 4984: 	!&Apache::lonnet::allowed('usc',
1.257     albertel 4985: 			    $env{'form.domainid'}.'_'.$env{'form.courseid'})) {
1.162     albertel 4986: 	$r->print("You are not allowed to upload Scantron data to the requested course.<br />");
1.182     albertel 4987: 	if ($symb) {
                   4988: 	    $r->print(&show_grading_menu_form($symb,$url));
                   4989: 	} else {
                   4990: 	    $r->print($doanotherupload);
                   4991: 	}
1.162     albertel 4992: 	return '';
                   4993:     }
1.257     albertel 4994:     my %coursedata=&Apache::lonnet::coursedescription($env{'form.domainid'}.'_'.$env{'form.courseid'});
1.211     ng       4995:     $r->print("Doing upload to ".$coursedata{'description'}." <br />");
1.257     albertel 4996:     my $home=&Apache::lonnet::homeserver($env{'form.courseid'},
                   4997: 					 $env{'form.domainid'});
                   4998:     my $fname=$env{'form.upfile.filename'};
1.157     albertel 4999:     #FIXME
                   5000:     #copied from lonnet::userfileupload()
                   5001:     #make that function able to target a specified course
                   5002:     # Replace Windows backslashes by forward slashes
                   5003:     $fname=~s/\\/\//g;
                   5004:     # Get rid of everything but the actual filename
                   5005:     $fname=~s/^.*\/([^\/]+)$/$1/;
                   5006:     # Replace spaces by underscores
                   5007:     $fname=~s/\s+/\_/g;
                   5008:     # Replace all other weird characters by nothing
                   5009:     $fname=~s/[^\w\.\-]//g;
                   5010:     # See if there is anything left
                   5011:     unless ($fname) { return 'error: no uploaded file'; }
1.209     ng       5012:     my $uploadedfile=$fname;
1.157     albertel 5013:     $fname='scantron_orig_'.$fname;
1.257     albertel 5014:     if (length($env{'form.upfile'}) < 2) {
                   5015: 	$r->print("<font color='red'>Error:</font> The file you attempted to upload, <tt>".&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"')."</tt>, contained no information. Please check that you entered the correct filename.");
1.183     albertel 5016:     } else {
1.257     albertel 5017: 	my $result=&Apache::lonnet::finishuserfileupload($env{'form.courseid'},$env{'form.domainid'},$home,'upfile',$fname);
1.210     albertel 5018: 	if ($result =~ m|^/uploaded/|) {
1.257     albertel 5019: 	    $r->print("<font color='green'>Success:</font> Successfully uploaded ".(length($env{'form.upfile'})-1)." bytes of data into location <tt>".$result."</tt>");
1.210     albertel 5020: 	} else {
1.257     albertel 5021: 	    $r->print("<font color='red'>Error:</font> An error (".$result.") occurred when attempting to upload the file, <tt>".&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"')."</tt>");
1.183     albertel 5022: 	}
                   5023:     }
1.174     albertel 5024:     if ($symb) {
1.209     ng       5025: 	$r->print(&scantron_selectphase($r,$uploadedfile));
1.174     albertel 5026:     } else {
1.182     albertel 5027: 	$r->print($doanotherupload);
1.174     albertel 5028:     }
1.157     albertel 5029:     return '';
                   5030: }
                   5031: 
1.202     albertel 5032: sub valid_file {
                   5033:     my ($requested_file)=@_;
                   5034:     foreach my $filename (sort(&scantron_filenames())) {
                   5035: 	&Apache::lonnet::logthis("$requested_file  $filename");
                   5036: 	if ($requested_file eq $filename) { return 1; }
                   5037:     }
                   5038:     return 0;
                   5039: }
                   5040: 
                   5041: sub scantron_download_scantron_data {
                   5042:     my ($r)=@_;
                   5043:     my $default_form_data=&defaultFormData(&get_symb_and_url($r,1));
1.257     albertel 5044:     my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
                   5045:     my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
                   5046:     my $file=$env{'form.scantron_selectfile'};
1.202     albertel 5047:     if (! &valid_file($file)) {
                   5048: 	$r->print(<<ERROR);
                   5049: 	<p>
                   5050: 	    The requested file name was invalid.
                   5051:         </p>
                   5052: ERROR
                   5053: 	$r->print(&show_grading_menu_form(&get_symb_and_url($r,1)));
                   5054: 	return;
                   5055:     }
                   5056:     my $orig='/uploaded/'.$cdom.'/'.$cname.'/scantron_orig_'.$file;
                   5057:     my $corrected='/uploaded/'.$cdom.'/'.$cname.'/scantron_corrected_'.$file;
                   5058:     my $skipped='/uploaded/'.$cdom.'/'.$cname.'/scantron_skipped_'.$file;
                   5059:     &Apache::lonnet::allowuploaded('/adm/grades',$orig);
                   5060:     &Apache::lonnet::allowuploaded('/adm/grades',$corrected);
                   5061:     &Apache::lonnet::allowuploaded('/adm/grades',$skipped);
                   5062:     $r->print(<<DOWNLOAD);
                   5063:     <p>
                   5064: 	<a href="$orig">Original</a> file as uploaded by the scantron office.
                   5065:     </p>
                   5066:     <p>
                   5067: 	<a href="$corrected">Corrections</a>, a file of corrected records that were used in grading.
                   5068:     </p>
                   5069:     <p>
                   5070: 	<a href="$skipped">Skipped</a>, a file of records that were skipped.
                   5071:     </p>
                   5072: DOWNLOAD
                   5073:     $r->print(&show_grading_menu_form(&get_symb_and_url($r,1)));
                   5074:     return '';
                   5075: }
1.157     albertel 5076: 
1.75      albertel 5077: #-------- end of section for handling grading scantron forms -------
                   5078: #
                   5079: #-------------------------------------------------------------------
                   5080: 
1.72      ng       5081: #-------------------------- Menu interface -------------------------
                   5082: #
                   5083: #--- Show a Grading Menu button - Calls the next routine ---
                   5084: sub show_grading_menu_form {
                   5085:     my ($symb,$url)=@_;
1.125     ng       5086:     my $result.='<br /><form action="/adm/grades" method="post">'."\n".
1.72      ng       5087: 	'<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
                   5088: 	'<input type="hidden" name="url" value="'.$url.'" />'."\n".
1.257     albertel 5089: 	'<input type="hidden" name="saveState"  value="'.$env{'form.saveState'}.'" />'."\n".
1.72      ng       5090: 	'<input type="hidden" name="command" value="gradingmenu" />'."\n".
                   5091: 	'<input type="submit" name="submit" value="Grading Menu" />'."\n".
                   5092: 	'</form>'."\n";
                   5093:     return $result;
                   5094: }
                   5095: 
1.77      ng       5096: # -- Retrieve choices for grading form
                   5097: sub savedState {
                   5098:     my %savedState = ();
1.257     albertel 5099:     if ($env{'form.saveState'}) {
                   5100: 	foreach (split(/:/,$env{'form.saveState'})) {
1.77      ng       5101: 	    my ($key,$value) = split(/=/,$_,2);
                   5102: 	    $savedState{$key} = $value;
                   5103: 	}
                   5104:     }
                   5105:     return \%savedState;
                   5106: }
1.76      ng       5107: 
1.72      ng       5108: #--- Displays the main menu page -------
                   5109: sub gradingmenu {
                   5110:     my ($request) = @_;
                   5111:     my ($symb,$url)=&get_symb_and_url($request);
                   5112:     if (!$symb) {return '';}
1.76      ng       5113:     my $probTitle = &Apache::lonnet::gettitle($symb);
1.72      ng       5114: 
                   5115:     $request->print(<<GRADINGMENUJS);
                   5116: <script type="text/javascript" language="javascript">
1.116     ng       5117:     function checkChoice(formname,val,cmdx) {
                   5118: 	if (val <= 2) {
                   5119: 	    var cmd = radioSelection(formname.radioChoice);
1.118     ng       5120: 	    var cmdsave = cmd;
1.116     ng       5121: 	} else {
                   5122: 	    cmd = cmdx;
1.118     ng       5123: 	    cmdsave = 'submission';
1.116     ng       5124: 	}
                   5125: 	formname.command.value = cmd;
1.118     ng       5126: 	formname.saveState.value = "saveCmd="+cmdsave+":saveSec="+pullDownSelection(formname.section)+
1.145     albertel 5127: 	    ":saveSub="+pullDownSelection(formname.submitonly)+":saveStatus="+pullDownSelection(formname.Status);
1.116     ng       5128: 	if (val < 5) formname.submit();
                   5129: 	if (val == 5) {
1.72      ng       5130: 	    if (!checkReceiptNo(formname,'notOK')) { return false;}
                   5131: 	    formname.submit();
                   5132: 	}
1.238     albertel 5133: 	if (val < 7) formname.submit();
1.72      ng       5134:     }
                   5135: 
                   5136:     function checkReceiptNo(formname,nospace) {
                   5137: 	var receiptNo = formname.receipt.value;
                   5138: 	var checkOpt = false;
                   5139: 	if (nospace == "OK" && isNaN(receiptNo)) {checkOpt = true;}
                   5140: 	if (nospace == "notOK" && (isNaN(receiptNo) || receiptNo == "")) {checkOpt = true;}
                   5141: 	if (checkOpt) {
                   5142: 	    alert("Please enter a receipt number given by a student in the receipt box.");
                   5143: 	    formname.receipt.value = "";
                   5144: 	    formname.receipt.focus();
                   5145: 	    return false;
                   5146: 	}
                   5147: 	return true;
                   5148:     }
                   5149: </script>
                   5150: GRADINGMENUJS
1.118     ng       5151:     &commonJSfunctions($request);
                   5152:     my $result='<h3>&nbsp;<font color="#339933">Manual Grading/View Submission</font></h3>';
1.122     ng       5153:     my ($table,undef,$hdgrade) = &showResourceInfo($url,$probTitle);
1.118     ng       5154:     $result.=$table;
1.76      ng       5155:     my (undef,$sections) = &getclasslist('all','0');
1.77      ng       5156:     my $savedState = &savedState();
1.118     ng       5157:     my $saveCmd = ($$savedState{'saveCmd'} eq '' ? 'submission' : $$savedState{'saveCmd'});
1.77      ng       5158:     my $saveSec = ($$savedState{'saveSec'} eq '' ? 'all' : $$savedState{'saveSec'});
1.118     ng       5159:     my $saveSub = ($$savedState{'saveSub'} eq '' ? 'all' : $$savedState{'saveSub'});
1.77      ng       5160:     my $saveStatus = ($$savedState{'saveStatus'} eq '' ? 'Active' : $$savedState{'saveStatus'});
1.72      ng       5161: 
                   5162:     $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
                   5163: 	'<input type="hidden" name="symb"        value="'.$symb.'" />'."\n".
                   5164: 	'<input type="hidden" name="url"         value="'.$url.'" />'."\n".
                   5165: 	'<input type="hidden" name="handgrade"   value="'.$hdgrade.'" />'."\n".
                   5166: 	'<input type="hidden" name="probTitle"   value="'.$probTitle.'" />'."\n".
1.116     ng       5167: 	'<input type="hidden" name="command"     value="" />'."\n".
1.77      ng       5168: 	'<input type="hidden" name="saveState"   value="" />'."\n".
1.124     ng       5169: 	'<input type="hidden" name="gradingMenu" value="1" />'."\n".
1.72      ng       5170: 	'<input type="hidden" name="showgrading" value="yes" />'."\n";
                   5171: 
1.116     ng       5172:     $result.='<table width="100%" border=0><tr><td bgcolor=#777777>'."\n".
                   5173: 	'<table width=100% border=0><tr bgcolor="#e6ffff"><td colspan="2">'."\n".
1.72      ng       5174: 	'&nbsp;<b>Select a Grading/Viewing Option</b></td></tr>'."\n".
1.116     ng       5175: 	'<tr bgcolor="#ffffe6" valign="top"><td>'."\n";
                   5176: 
                   5177:     $result.='<table width="100%" border=0>';
                   5178:     $result.='<tr bgcolor="#ffffe6" valign="top"><td>'."\n".
1.167     sakharuk 5179: 	'&nbsp;'.&mt('Select Section').': <select name="section">'."\n";
1.116     ng       5180:     if (ref($sections)) {
1.155     albertel 5181: 	foreach (sort (@$sections)) {
                   5182: 	    $result.='<option value="'.$_.'" '.
                   5183: 		($saveSec eq $_ ? 'selected="on"':'').'>'.$_.'</option>'."\n";
                   5184: 	}
1.116     ng       5185:     }
1.238     albertel 5186:     $result.= '<option value="all" '.($saveSec eq 'all' ? 'selected="on"' : ''). '>all</option></select> &nbsp; ';
1.116     ng       5187: 
1.167     sakharuk 5188:     $result.=&mt('Student Status').':</b>'.&Apache::lonhtmlcommon::StatusOptions($saveStatus,undef,1,undef);
1.72      ng       5189: 
1.116     ng       5190:     $result.='</td></tr>';
                   5191: 
1.118     ng       5192:     $result.='<tr bgcolor="#ffffe6"valign="top"><td>'.
                   5193: 	'<input type="radio" name="radioChoice" value="submission" '.
1.167     sakharuk 5194: 	($saveCmd eq 'submission' ? 'checked' : '').'> '.'<b>'.&mt('Current Resource').':</b> '.&mt('For one or more students').
                   5195: 	' <select name="submitonly">'.
1.145     albertel 5196: 	'<option value="yes" '.
                   5197: 	($saveSub eq 'yes' ? 'selected="on"' : '').'>with submissions</option>'.
                   5198: 	'<option value="graded" '.
                   5199: 	($saveSub eq 'graded' ? 'selected="on"' : '').'>with ungraded submissions</option>'.
1.156     albertel 5200: 	'<option value="incorrect" '.
                   5201: 	($saveSub eq 'incorrect' ? 'selected="on"' : '').'>with incorrect submissions</option>'.
1.145     albertel 5202: 	'<option value="all" '.
                   5203: 	($saveSub eq 'all' ? 'selected="on"' : '').'>with any status</option></select></td></tr>'."\n";
1.72      ng       5204: 
1.116     ng       5205:     $result.='<tr bgcolor="#ffffe6"valign="top"><td>'.
                   5206: 	'<input type="radio" name="radioChoice" value="viewgrades" '.
1.76      ng       5207: 	($saveCmd eq 'viewgrades' ? 'checked' : '').'> '.
1.118     ng       5208: 	'<b>Current Resource:</b> For all students in selected section or course</td></tr>'."\n";
1.72      ng       5209: 
1.118     ng       5210:     $result.='<tr bgcolor="#ffffe6" valign="top"><td>'.
                   5211: 	'<input type="radio" name="radioChoice" value="pickStudentPage" '.
                   5212: 	($saveCmd eq 'pickStudentPage' ? 'checked' : '').'> '.
                   5213: 	'The <b>complete</b> set/page/sequence: For one student</td></tr>'."\n";
1.46      ng       5214: 
1.116     ng       5215:     $result.='<tr bgcolor="#ffffe6"><td><br />'.
1.126     ng       5216: 	'<input type="button" onClick="javascript:checkChoice(this.form,\'2\');" value="Next->" />'.
1.116     ng       5217: 	'</td></tr></table>'."\n";
                   5218: 
                   5219:     $result.='</td><td valign="top">';
                   5220: 
                   5221:     $result.='<table width="100%" border=0>';
                   5222:     $result.='<tr bgcolor="#ffffe6"><td>'.
1.184     www      5223: 	'<input type="button" onClick="javascript:checkChoice(this.form,\'3\',\'csvform\');" value="'.&mt('Upload').'" />'.
                   5224: 	' '.&mt('scores from file').' </td></tr>'."\n";
1.72      ng       5225: 
1.75      albertel 5226:     $result.='<tr bgcolor="#ffffe6"valign="top"><td colspan="2">'.
1.116     ng       5227: 	'<input type="button" onClick="javascript:checkChoice(this.form,\'4\',\'scantron_selectphase\');'.
1.184     www      5228: 	'" value="'.&mt('Grade').'" /> scantron forms</td></tr>'."\n";
1.75      albertel 5229: 
1.257     albertel 5230:     if ((&Apache::lonnet::allowed('mgr',$env{'request.course.id'})) && ($symb)) {
1.72      ng       5231: 	$result.='<tr bgcolor="#ffffe6"valign="top"><td>'.
1.184     www      5232: 	    '<input type="button" onClick="javascript:checkChoice(this.form,\'5\',\'verify\');" value="'.&mt('Verify').'" />'.
                   5233: 	    ' '.&mt('receipt').': '.
1.257     albertel 5234: 	    &Apache::lonnet::recprefix($env{'request.course.id'}).
1.72      ng       5235: 	    '-<input type="text" name="receipt" size="4" onChange="javascript:checkReceiptNo(this.form,\'OK\')">'.
                   5236: 	    '</td></tr>'."\n";
                   5237:     } 
1.238     albertel 5238:     $result.='<tr bgcolor="#ffffe6"valign="top"><td colspan="2">'.
                   5239: 	'<input type="button" onClick="javascript:this.form.action=\'/adm/helper/resettimes.helper\';this.form.submit();'.
                   5240: 	'" value="'.&mt('Manage').'" /> access times.</td></tr>'."\n";
1.44      ng       5241: 
1.116     ng       5242:     $result.='</form></td></tr></table>'."\n".
1.72      ng       5243: 	'</td></tr></table>'."\n".
                   5244: 	'</td></tr></table>'."\n";
1.44      ng       5245:     return $result;
1.2       albertel 5246: }
                   5247: 
1.1       albertel 5248: sub handler {
1.41      ng       5249:     my $request=$_[0];
1.102     albertel 5250: 
1.103     albertel 5251:     undef(%perm);
1.257     albertel 5252:     if ($env{'browser.mathml'}) {
1.141     www      5253: 	&Apache::loncommon::content_type($request,'text/xml');
1.41      ng       5254:     } else {
1.141     www      5255: 	&Apache::loncommon::content_type($request,'text/html');
1.41      ng       5256:     }
                   5257:     $request->send_http_header;
1.44      ng       5258:     return '' if $request->header_only;
1.41      ng       5259:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
1.257     albertel 5260:     my $url=$env{'form.url'};
                   5261:     my $symb=$env{'form.symb'};
1.160     albertel 5262:     my @commands=&Apache::loncommon::get_env_multiple('form.command');
                   5263:     my $command=$commands[0];
                   5264:     if ($#commands > 0) {
                   5265: 	&Apache::lonnet::logthis("grades got multiple commands ".join(':',@commands));
                   5266:     }
1.41      ng       5267:     if (!$url) {
                   5268: 	my ($temp1,$temp2);
1.257     albertel 5269: 	($temp1,$temp2,$env{'form.url'})=&Apache::lonnet::decode_symb($symb);
                   5270: 	$url = $env{'form.url'};
1.41      ng       5271:     }
                   5272:     &send_header($request);
1.157     albertel 5273:     if ($url eq '' && $symb eq '' && $command eq '') {
1.257     albertel 5274: 	if ($env{'user.adv'}) {
                   5275: 	    if (($env{'form.codeone'}) && ($env{'form.codetwo'}) &&
                   5276: 		($env{'form.codethree'})) {
                   5277: 		my $token=$env{'form.codeone'}.'*'.$env{'form.codetwo'}.'*'.
                   5278: 		    $env{'form.codethree'};
1.41      ng       5279: 		my ($tsymb,$tuname,$tudom,$tcrsid)=
                   5280: 		    &Apache::lonnet::checkin($token);
                   5281: 		if ($tsymb) {
1.137     albertel 5282: 		    my ($map,$id,$url)=&Apache::lonnet::decode_symb($tsymb);
1.41      ng       5283: 		    if (&Apache::lonnet::allowed('mgr',$tcrsid)) {
1.99      albertel 5284: 			$request->print(&Apache::lonnet::ssi_body('/res/'.$url,
                   5285: 					  ('grade_username' => $tuname,
                   5286: 					   'grade_domain' => $tudom,
                   5287: 					   'grade_courseid' => $tcrsid,
                   5288: 					   'grade_symb' => $tsymb)));
1.41      ng       5289: 		    } else {
1.45      ng       5290: 			$request->print('<h3>Not authorized: '.$token.'</h3>');
1.99      albertel 5291: 		    }
1.41      ng       5292: 		} else {
1.45      ng       5293: 		    $request->print('<h3>Not a valid DocID: '.$token.'</h3>');
1.41      ng       5294: 		}
1.14      www      5295: 	    } else {
1.41      ng       5296: 		$request->print(&Apache::lonxml::tokeninputfield());
                   5297: 	    }
                   5298: 	}
                   5299:     } else {
1.257     albertel 5300: 	if (!($perm{'vgr'}=&Apache::lonnet::allowed('vgr',$env{'request.course.id'}))) {
                   5301: 	    if ($perm{'vgr'}=&Apache::lonnet::allowed('vgr',$env{'request.course.id'}.'/'.$env{'request.course.sec'})) {
                   5302: 		$perm{'vgr_section'}=$env{'request.course.sec'};
1.102     albertel 5303: 	    } else {
1.103     albertel 5304: 		delete($perm{'vgr'});
1.102     albertel 5305: 	    }
                   5306: 	}
1.257     albertel 5307: 	if (!($perm{'mgr'}=&Apache::lonnet::allowed('mgr',$env{'request.course.id'}))) {
                   5308: 	    if ($perm{'mgr'}=&Apache::lonnet::allowed('mgr',$env{'request.course.id'}.'/'.$env{'request.course.sec'})) {
                   5309: 		$perm{'mgr_section'}=$env{'request.course.sec'};
1.102     albertel 5310: 	    } else {
1.103     albertel 5311: 		delete($perm{'mgr'});
1.102     albertel 5312: 	    }
                   5313: 	}
1.104     albertel 5314: 	if ($command eq 'submission' && $perm{'vgr'}) {
1.257     albertel 5315: 	    ($env{'form.student'} eq '' ? &listStudents($request) : &submission($request,0,0));
1.103     albertel 5316: 	} elsif ($command eq 'pickStudentPage' && $perm{'vgr'}) {
1.68      ng       5317: 	    &pickStudentPage($request);
1.103     albertel 5318: 	} elsif ($command eq 'displayPage' && $perm{'vgr'}) {
1.68      ng       5319: 	    &displayPage($request);
1.104     albertel 5320: 	} elsif ($command eq 'gradeByPage' && $perm{'mgr'}) {
1.71      ng       5321: 	    &updateGradeByPage($request);
1.104     albertel 5322: 	} elsif ($command eq 'processGroup' && $perm{'vgr'}) {
1.41      ng       5323: 	    &processGroup($request);
1.104     albertel 5324: 	} elsif ($command eq 'gradingmenu' && $perm{'vgr'}) {
1.41      ng       5325: 	    $request->print(&gradingmenu($request));
1.104     albertel 5326: 	} elsif ($command eq 'viewgrades' && $perm{'vgr'}) {
1.41      ng       5327: 	    $request->print(&viewgrades($request));
1.104     albertel 5328: 	} elsif ($command eq 'handgrade' && $perm{'mgr'}) {
1.41      ng       5329: 	    $request->print(&processHandGrade($request));
1.106     albertel 5330: 	} elsif ($command eq 'editgrades' && $perm{'mgr'}) {
1.41      ng       5331: 	    $request->print(&editgrades($request));
1.106     albertel 5332: 	} elsif ($command eq 'verify' && $perm{'vgr'}) {
1.41      ng       5333: 	    $request->print(&verifyreceipt($request));
1.106     albertel 5334: 	} elsif ($command eq 'csvform' && $perm{'mgr'}) {
1.72      ng       5335: 	    $request->print(&upcsvScores_form($request));
1.106     albertel 5336: 	} elsif ($command eq 'csvupload' && $perm{'mgr'}) {
1.41      ng       5337: 	    $request->print(&csvupload($request));
1.106     albertel 5338: 	} elsif ($command eq 'csvuploadmap' && $perm{'mgr'} ) {
1.41      ng       5339: 	    $request->print(&csvuploadmap($request));
1.246     albertel 5340: 	} elsif ($command eq 'csvuploadoptions' && $perm{'mgr'}) {
1.257     albertel 5341: 	    if ($env{'form.associate'} ne 'Reverse Association') {
1.246     albertel 5342: 		$request->print(&csvuploadoptions($request));
1.41      ng       5343: 	    } else {
1.257     albertel 5344: 		if ( $env{'form.upfile_associate'} ne 'reverse' ) {
                   5345: 		    $env{'form.upfile_associate'} = 'reverse';
1.41      ng       5346: 		} else {
1.257     albertel 5347: 		    $env{'form.upfile_associate'} = 'forward';
1.41      ng       5348: 		}
                   5349: 		$request->print(&csvuploadmap($request));
                   5350: 	    }
1.246     albertel 5351: 	} elsif ($command eq 'csvuploadassign' && $perm{'mgr'} ) {
                   5352: 	    $request->print(&csvuploadassign($request));
1.106     albertel 5353: 	} elsif ($command eq 'scantron_selectphase' && $perm{'mgr'}) {
1.75      albertel 5354: 	    $request->print(&scantron_selectphase($request));
1.203     albertel 5355:  	} elsif ($command eq 'scantron_warning' && $perm{'mgr'}) {
                   5356:  	    $request->print(&scantron_do_warning($request));
1.142     albertel 5357: 	} elsif ($command eq 'scantron_validate' && $perm{'mgr'}) {
                   5358: 	    $request->print(&scantron_validate_file($request));
1.106     albertel 5359: 	} elsif ($command eq 'scantron_process' && $perm{'mgr'}) {
1.82      albertel 5360: 	    $request->print(&scantron_process_students($request));
1.157     albertel 5361:  	} elsif ($command eq 'scantronupload' && 
1.257     albertel 5362:  		 (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
                   5363: 		  &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
1.162     albertel 5364:  	    $request->print(&scantron_upload_scantron_data($request)); 
1.157     albertel 5365:  	} elsif ($command eq 'scantronupload_save' &&
1.257     albertel 5366:  		 (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
                   5367: 		  &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
1.157     albertel 5368:  	    $request->print(&scantron_upload_scantron_data_save($request));
1.202     albertel 5369:  	} elsif ($command eq 'scantron_download' &&
1.257     albertel 5370: 		 &Apache::lonnet::allowed('usc',$env{'request.course.id'})) {
1.162     albertel 5371:  	    $request->print(&scantron_download_scantron_data($request));
1.106     albertel 5372: 	} elsif ($command) {
1.157     albertel 5373: 	    $request->print("Access Denied ($command)");
1.26      albertel 5374: 	}
1.2       albertel 5375:     }
1.41      ng       5376:     &send_footer($request);
1.44      ng       5377:     return '';
                   5378: }
                   5379: 
                   5380: sub send_header {
                   5381:     my ($request)= @_;
                   5382:     $request->print(&Apache::lontexconvert::header());
                   5383: #  $request->print("
                   5384: #<script>
                   5385: #remotewindow=open('','homeworkremote');
                   5386: #remotewindow.close();
                   5387: #</script>"); 
1.47      www      5388:     $request->print(&Apache::loncommon::bodytag('Grading'));
1.157     albertel 5389:     $request->rflush();
1.44      ng       5390: }
                   5391: 
                   5392: sub send_footer {
                   5393:     my ($request)= @_;
1.212     albertel 5394:     $request->print('</body></html>');
1.1       albertel 5395: }
                   5396: 
                   5397: 1;
                   5398: 
1.13      albertel 5399: __END__;

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