Annotation of loncom/homework/grades.pm, revision 1.70

1.17      albertel    1: # The LearningOnline Network with CAPA
1.13      albertel    2: # The LON-CAPA Grading handler
1.17      albertel    3: #
1.70    ! ng          4: # $Id: grades.pm,v 1.69 2003/02/27 22:39:11 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: #
1.13      albertel   28: # 2/9,2/13 Guy Albertelli
1.8       www        29: # 6/8 Gerd Kortemeyer
1.13      albertel   30: # 7/26 H.K. Ng
1.14      www        31: # 8/20 Gerd Kortemeyer
1.30      ng         32: # Year 2002
1.44      ng         33: # June-August H.K. Ng
1.68      ng         34: # Year 2003
                     35: # February H.K. Ng
1.30      ng         36: #
1.1       albertel   37: 
                     38: package Apache::grades;
                     39: use strict;
                     40: use Apache::style;
                     41: use Apache::lonxml;
                     42: use Apache::lonnet;
1.3       albertel   43: use Apache::loncommon;
1.68      ng         44: use Apache::lonnavmaps;
1.1       albertel   45: use Apache::lonhomework;
1.55      matthew    46: use Apache::loncoursedata;
1.38      ng         47: use Apache::lonmsg qw(:user_normal_msg);
1.1       albertel   48: use Apache::Constants qw(:common);
                     49: 
1.68      ng         50: # ----- These first few routines are general use routines.----
1.44      ng         51: #
                     52: # --- Retrieve the parts that matches stores_\d+ from the metadata file.---
                     53: sub getpartlist {
                     54:     my ($url) = @_;
                     55:     my @parts =();
                     56:     my (@metakeys) = split(/,/,&Apache::lonnet::metadata($url,'keys'));
                     57:     foreach my $key (@metakeys) {
1.54      albertel   58: 	if ( $key =~ m/stores_(\w+)_.*/) {
1.44      ng         59: 	    push(@parts,$key);
1.41      ng         60: 	}
1.16      albertel   61:     }
1.44      ng         62:     return @parts;
1.2       albertel   63: }
                     64: 
1.44      ng         65: # --- Get the symbolic name of a problem and the url
                     66: sub get_symb_and_url {
                     67:     my ($request) = @_;
                     68:     (my $url=$ENV{'form.url'}) =~ s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
1.41      ng         69:     my $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url)));
1.44      ng         70:     if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
                     71:     return ($symb,$url);
1.32      ng         72: }
                     73: 
1.44      ng         74: # --- Retrieve the fullname for a user. Return lastname, first middle ---
                     75: # --- Generation is attached next to the lastname if it exists. ---
1.34      ng         76: sub get_fullname {
1.39      ng         77:     my ($uname,$udom) = @_;
1.34      ng         78:     my %name=&Apache::lonnet::get('environment', ['lastname','generation',
1.55      matthew    79: 						  'firstname','middlename'],
                     80:                                   $udom,$uname);
1.34      ng         81:     my $fullname;
                     82:     my ($tmp) = keys(%name);
                     83:     if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
1.55      matthew    84:         $fullname = &Apache::loncoursedata::ProcessFullName
                     85:             (@name{qw/lastname generation firstname middlename/});
                     86:     } else {
                     87:         &Apache::lonnet::logthis('grades.pm: no name data for '.$uname.
                     88:                                  '@'.$udom.':'.$tmp);
1.34      ng         89:     }
                     90:     return $fullname;
                     91: }
                     92: 
1.44      ng         93: #--- Get the partlist and the response type for a given problem. ---
                     94: #--- Indicate if a response type is coded handgraded or not. ---
1.39      ng         95: sub response_type {
1.41      ng         96:     my ($url) = shift;
                     97:     my $allkeys = &Apache::lonnet::metadata($url,'keys');
                     98:     my %seen = ();
                     99:     my (@partlist,%handgrade);
                    100:     foreach (split(/,/,&Apache::lonnet::metadata($url,'packages'))) {
1.54      albertel  101: 	if (/^\w+response_\w+.*/) {
1.41      ng        102: 	    my ($responsetype,$part) = split(/_/,$_,2);
                    103: 	    my ($partid,$respid) = split(/_/,$part);
                    104: 	    $handgrade{$part} = $responsetype.':'.($allkeys =~ /parameter_$part\_handgrade/ ? 'yes' : 'no');
                    105: 	    next if ($seen{$partid} > 0);
                    106: 	    $seen{$partid}++;
                    107: 	    push @partlist,$partid;
                    108: 	}
                    109:     }
                    110:     return \@partlist,\%handgrade;
1.39      ng        111: }
                    112: 
1.44      ng        113: #--- Dumps the class list with usernames,list of sections,
                    114: #--- section, ids and fullnames for each user.
                    115: sub getclasslist {
                    116:     my ($getsec,$hideexpired) = @_;
1.56      matthew   117:     my $classlist=&Apache::loncoursedata::get_classlist();
1.49      albertel  118:     # Bail out if we were unable to get the classlist
1.56      matthew   119:     return if (! defined($classlist));
                    120:     #
                    121:     my %sections;
                    122:     my %fullnames;
                    123:     foreach (keys(%$classlist)) {
                    124:         # the following undefs are for 'domain', and 'username' respectively.
                    125: 	my (undef,undef,$end,$start,$id,$section,$fullname,$status)=
                    126:             @{$classlist->{$_}};
1.44      ng        127: 	# still a student?
1.56      matthew   128: 	if (($hideexpired) && ($status ne 'Active')) {
                    129:             delete ($classlist->{$_});
                    130:             next;
                    131:         }
1.44      ng        132: 	$section = ($section ne '' ? $section : 'no');
                    133: 	if ($getsec eq 'all' || $getsec eq $section) {
1.56      matthew   134:             $sections{$section}++;
                    135:             $fullnames{$_}=$fullname;
                    136:         } else {
                    137:             delete($classlist->{$_});
                    138:         }
1.44      ng        139:     }
                    140:     my %seen = ();
1.56      matthew   141:     my @sections = sort(keys(%sections));
                    142:     return ($classlist,\@sections,\%fullnames);
1.44      ng        143: }
                    144: 
                    145: #find user domain
                    146: sub finduser {
                    147:     my ($name) = @_;
                    148:     my $domain = '';
                    149:     if ( $Apache::grades::viewgrades eq 'F' ) {
                    150: 	my %classlist=&Apache::lonnet::dump('classlist',
                    151: 					    $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
                    152: 					    $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
                    153: 	my (@fields) = grep /^$name:/, keys %classlist;
                    154: 	($name, $domain) = split(/:/,$fields[0]);
                    155: 	return ($name,$domain);
                    156:     } else {
                    157: 	return ($ENV{'user.name'},$ENV{'user.domain'});
                    158:     }
                    159: }
                    160: 
                    161: #--- Prompts a user to enter a username.
                    162: sub moreinfo {
                    163:     my ($request,$reason) = @_;
                    164:     $request->print("Unable to process request: $reason");
                    165:     if ( $Apache::grades::viewgrades eq 'F' ) {
                    166: 	$request->print('<form action="/adm/grades" method="post">'."\n");
                    167: 	if ($ENV{'form.url'}) {
                    168: 	    $request->print('<input type="hidden" name="url" value="'.$ENV{'form.url'}.'" />'."\n");
                    169: 	}
                    170: 	if ($ENV{'form.symb'}) {
                    171: 	    $request->print('<input type="hidden" name="symb" value="'.$ENV{'form.symb'}.'" />'."\n");
                    172: 	}
                    173: 	$request->print('<input type="hidden" name="command" value="'.$ENV{'form.command'}.'" />'."\n");
                    174: 	$request->print("Student:".'<input type="text" name="student" value="'.$ENV{'form.student'}.'" />'."<br />\n");
                    175: 	$request->print("Domain:".'<input type="text" name="domain" value="'.$ENV{'user.domain'}.'" />'."<br />\n");
                    176: 	$request->print('<input type="submit" name="submit" value="ReSubmit" />'."<br />\n");
                    177: 	$request->print('</form>');
                    178:     }
                    179:     return '';
                    180: }
                    181: 
                    182: #--- Retrieve the grade status of a student for all the parts
                    183: sub student_gradeStatus {
                    184:     my ($url,$symb,$udom,$uname,$partlist) = @_;
                    185:     my %record     = &Apache::lonnet::restore($symb,$ENV{'request.course.id'},$udom,$uname);
                    186:     my %partstatus = ();
                    187:     foreach (@$partlist) {
                    188: 	my ($status,$foo)    = split(/_/,$record{"resource.$_.solved"},2);
                    189: 	$status              = 'nothing' if ($status eq '');
                    190: 	$partstatus{$_}      = $status;
                    191: 	my $subkey           = "resource.$_.submitted_by";
                    192: 	$partstatus{$subkey} = $record{$subkey} if ($record{$subkey} ne '');
                    193:     }
                    194:     return %partstatus;
                    195: }
                    196: 
1.45      ng        197: # hidden form and javascript that calls the form
                    198: # Use by verifyscript and viewgrades
                    199: # Shows a student's view of problem and submission
                    200: sub jscriptNform {
                    201:     my ($url,$symb) = @_;
                    202:     my $jscript='<script type="text/javascript" language="javascript">'."\n".
                    203: 	'    function viewOneStudent(user,domain) {'."\n".
                    204: 	'	document.onestudent.student.value = user;'."\n".
                    205: 	'	document.onestudent.userdom.value = domain;'."\n".
                    206: 	'	document.onestudent.submit();'."\n".
                    207: 	'    }'."\n".
                    208: 	'</script>'."\n";
                    209:     $jscript.= '<form action="/adm/grades" method="post" name="onestudent">'."\n".
                    210: 	'<input type="hidden" name="symb"    value="'.$symb.'" />'."\n".
                    211: 	'<input type="hidden" name="url"     value="'.$url.'" />'."\n".
                    212: 	'<input type="hidden" name="command" value="submission" />'."\n".
                    213: 	'<input type="hidden" name="student" value="" />'."\n".
                    214: 	'<input type="hidden" name="userdom" value="" />'."\n".
                    215: 	'</form>'."\n";
                    216:     return $jscript;
                    217: }
1.39      ng        218: 
1.44      ng        219: #------------------ End of general use routines --------------------
                    220: #-------------------------------------------------------------------
                    221: 
                    222: #------------------------------------ Receipt Verification Routines
1.45      ng        223: #
1.44      ng        224: #--- Check whether a receipt number is valid.---
                    225: sub verifyreceipt {
                    226:     my $request  = shift;
                    227: 
                    228:     my $courseid = $ENV{'request.course.id'};
                    229:     my $receipt  = unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'}).'-'.
                    230: 	$ENV{'form.receipt'};
                    231:     $receipt     =~ s/[^\-\d]//g;
                    232:     my $url      = $ENV{'form.url'};
                    233:     my $symb     = $ENV{'form.symb'};
                    234:     unless ($symb) {
                    235: 	$symb    = &Apache::lonnet::symbread($url);
                    236:     }
                    237: 
1.45      ng        238:     my $title.='<h3><font color="#339933">Verifying Submission Receipt '.
                    239: 	$receipt.'</h3></font>'."\n".
1.44      ng        240: 	'<font size=+1><b>Resource: </b>'.$ENV{'form.url'}.'</font><br><br>'."\n";
                    241: 
                    242:     my ($string,$contents,$matches) = ('','',0);
1.56      matthew   243:     my (undef,undef,$fullname) = &getclasslist('all','0');
                    244: 
1.53      albertel  245:     foreach (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1.44      ng        246: 	my ($uname,$udom)=split(/\:/);
                    247: 	if ($receipt eq 
                    248: 	    &Apache::lonnet::ireceipt($uname,$udom,$courseid,$symb)) {
                    249: 	    $contents.='<tr bgcolor="#ffffe6"><td>&nbsp;'."\n".
                    250: 		'<a href="javascript:viewOneStudent(\''.$uname.'\',\''.$udom.
                    251: 		'\')"; TARGET=_self>'.$$fullname{$_}.'</a>&nbsp;</td>'."\n".
                    252: 		'<td>&nbsp;'.$uname.'&nbsp;</td>'.
                    253: 		'<td>&nbsp;'.$udom.'&nbsp;</td></tr>'."\n";
                    254: 	    
                    255: 	    $matches++;
                    256: 	}
                    257:     }
                    258:     if ($matches == 0) {
                    259: 	$string = $title.'No match found for the above receipt.';
                    260:     } else {
1.45      ng        261: 	$string = &jscriptNform($url,$symb).$title.
1.44      ng        262: 	    'The above receipt matches the following student'.
                    263: 	    ($matches <= 1 ? '.' : 's.')."\n".
                    264: 	    '<table border="0"><tr><td bgcolor="#777777">'."\n".
                    265: 	    '<table border="0"><tr bgcolor="#e6ffff">'."\n".
                    266: 	    '<td><b>&nbsp;Fullname&nbsp;</b></td>'."\n".
                    267: 	    '<td><b>&nbsp;Username&nbsp;</b></td>'."\n".
                    268: 	    '<td><b>&nbsp;Domain&nbsp;</b></td></tr>'."\n".
                    269: 	    $contents.
                    270: 	    '</table></td></tr></table>'."\n";
                    271:     }
1.50      albertel  272:     return $string.&show_grading_menu_form($symb,$url);
1.44      ng        273: }
                    274: 
1.68      ng        275: #
                    276: # Pick student and page/sequence for manual grading
                    277: 
                    278: 
1.44      ng        279: #--- This is called by a number of programs.
                    280: #--- Called from the Grading Menu - View/Grade an individual student
                    281: #--- Also called directly when one clicks on the subm button 
                    282: #    on the problem page.
1.30      ng        283: sub listStudents {
1.41      ng        284:     my ($request) = shift;
1.49      albertel  285: 
                    286:     my ($symb,$url) = &get_symb_and_url();
                    287:     my $cdom      = $ENV{"course.$ENV{'request.course.id'}.domain"};
                    288:     my $cnum      = $ENV{"course.$ENV{'request.course.id'}.num"};
                    289:     my $getsec    = $ENV{'form.section'} eq '' ? 'all' : $ENV{'form.section'};
                    290:     my $submitonly= $ENV{'form.submitonly'} eq '' ? 'all' : $ENV{'form.submitonly'};
                    291: 
                    292:     my $result;
                    293:     my ($partlist,$handgrade) = &response_type($url);
                    294:     for (sort keys(%$handgrade)) {
                    295: 	my ($responsetype,$handgrade)=split(/:/,$$handgrade{$_});
                    296: 	$ENV{'form.handgrade'} = 'yes' if ($handgrade eq 'yes');
                    297: 	$result.='<tr><td><b>Part </b>'.(split(/_/))[0].'</td>'.
                    298: 	    '<td><b>Type: </b>'.$responsetype.'</td>'.
                    299: 	    '<td><b>Handgrade: </b>'.$handgrade.'</font></td></tr>';
                    300:     }
                    301:     $result.='</table>';
                    302: 
1.68      ng        303:     my $viewgrade = $ENV{'form.handgrade'} eq 'yes' ? 'View/Grade' : 'View';
1.49      albertel  304: 
                    305:     $result='<h3><font color="#339933">&nbsp;'.
                    306: 	$viewgrade.
                    307: 	    ' Submissions for a Student or a Group of Students</font></h3>'.
                    308: 		'<table border="0"><tr><td colspan=3><font size=+1>'.
                    309: 		    '<b>Resource: </b>'.$url.'</font></td></tr>'.$result;
                    310: 
1.45      ng        311:     $request->print(<<LISTJAVASCRIPT);
                    312: <script type="text/javascript" language="javascript">
                    313:   function checkSelect(checkBox) {
                    314:     var ctr=0;
1.46      ng        315:     var sense="";
1.45      ng        316:     if (checkBox.length > 1) {
                    317:        for (var i=0; i<checkBox.length; i++) {
                    318: 	  if (checkBox[i].checked) {
                    319: 	     ctr++;
                    320: 	  }
                    321:        }
1.46      ng        322:        sense = "a student or group of students";
1.45      ng        323:     } else {
                    324:        if (checkBox.checked) {
                    325: 	   ctr = 1;
                    326:        }
1.46      ng        327:        sense = "the student";
1.45      ng        328:     }
                    329:     if (ctr == 0) {
1.49      albertel  330:        alert("Please select "+sense+" before clicking on the $viewgrade button.");
1.45      ng        331:        return false;
                    332:     }
                    333:     document.gradesub.submit();
                    334:   }
                    335: </script>
                    336: LISTJAVASCRIPT
                    337: 
1.41      ng        338:     $request->print($result);
1.39      ng        339: 
1.45      ng        340:     my $checkhdgrade = $ENV{'form.handgrade'} eq 'yes' ? 'checked' : '';
                    341:     my $checklastsub = $ENV{'form.handgrade'} eq 'yes' ? '' : 'checked';
1.44      ng        342: 
1.45      ng        343:     my $gradeTable='<form action="/adm/grades" method="post" name="gradesub">'."\n".
1.58      albertel  344: 	'&nbsp;<b>View Problem: </b><input type="radio" name="vProb" value="no" /> no '."\n".
                    345: 	'<input type="radio" name="vProb" value="yes" checked /> one student '."\n".
                    346: 	'<input type="radio" name="vProb" value="all" /> all students <br />'."\n".
1.49      albertel  347: 	'&nbsp;<b>Submissions: </b>'."\n";
                    348:     if ($ENV{'form.handgrade'} eq 'yes') {
                    349: 	$gradeTable.='<input type="radio" name="lastSub" value="hdgrade" '.$checkhdgrade.' /> handgrade only'."\n";
                    350:     }
                    351:     $gradeTable.='<input type="radio" name="lastSub" value="lastonly" '.$checklastsub.' /> last sub only'."\n".
1.45      ng        352: 	'<input type="radio" name="lastSub" value="last" /> last sub & parts info'."\n".
                    353: 	'<input type="radio" name="lastSub" value="all" /> all details'."\n".
                    354: 	'<input type="hidden" name="section"     value="'.$getsec.'" />'."\n".
                    355: 	'<input type="hidden" name="submitonly"  value="'.$submitonly.'" />'."\n".
                    356: 	'<input type="hidden" name="response"    value="'.$ENV{'form.response'}.'" />'."\n".
1.65      albertel  357: 	'<input type="hidden" name="handgrade"   value="'.$ENV{'form.handgrade'}.'" /><br />'."\n".
1.64      albertel  358: 	'<input type="hidden" name="showgrading" value="'.$ENV{'form.showgrading'}.'" /><br />'."\n".
1.48      albertel  359: 	'<input type="hidden" name="url"  value="'.$url.'" />'."\n".
                    360: 	'<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
1.49      albertel  361: 	'To '.lc($viewgrade).' a submission, click on the check box next to the student\'s name. Then '."\n".
                    362: 	'click on the '.$viewgrade.' button. To view the submissions for a group of students, click'."\n".
1.45      ng        363: 	' on the check boxes for the group of students.<br />'."\n".
                    364: 	'<input type="hidden" name="command" value="processGroup" />'."\n".
                    365: 	'<input type="button" '."\n".
                    366: 	'onClick="javascript:checkSelect(this.form.stuinfo);" '."\n".
1.49      albertel  367: 	'value="'.$viewgrade.'" />'."\n";
1.45      ng        368:  
1.56      matthew   369:     my (undef,undef,$fullname) = &getclasslist($getsec,'0');
1.41      ng        370:     
1.45      ng        371:     $gradeTable.='<table border="0"><tr><td bgcolor="#777777">'.
1.41      ng        372: 	'<table border="0"><tr bgcolor="#e6ffff">'.
1.44      ng        373: 	'<td><b>&nbsp;Select&nbsp;</b></td><td><b>&nbsp;Fullname&nbsp;</b></td>'.
                    374: 	'<td><b>&nbsp;Username&nbsp;</b></td><td><b>&nbsp;Domain&nbsp;</b></td>';
1.41      ng        375:     foreach (sort(@$partlist)) {
1.45      ng        376: 	$gradeTable.='<td><b>&nbsp;Part '.(split(/_/))[0].' Status&nbsp;</b></td>';
1.41      ng        377:     }
1.45      ng        378:     $gradeTable.='</tr>'."\n";
1.41      ng        379: 
1.45      ng        380:     my $ctr = 0;
1.53      albertel  381:     foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1.41      ng        382: 	my ($uname,$udom) = split(/:/,$student);
1.48      albertel  383: 	my (%status) =&student_gradeStatus($url,$symb,$udom,$uname,$partlist);
1.41      ng        384: 	my $statusflg = '';
                    385: 	foreach (keys(%status)) {
                    386: 	    $statusflg = 1 if ($status{$_} ne 'nothing');
1.43      ng        387: 	    my ($foo,$partid,$foo1) = split(/\./,$_);
1.41      ng        388: 	    if ($status{'resource.'.$partid.'.submitted_by'} ne '') {
                    389: 		$statusflg = '';
1.45      ng        390: 		$gradeTable.='<input type="hidden" name="'.
                    391: 		    $student.':submitted_by" value="'.
                    392: 		    $status{'resource.'.$partid.'.submitted_by'}.'" />';
1.41      ng        393: 	    }
                    394: 	}
                    395: 	next if ($statusflg eq '' && $submitonly eq 'yes');
1.34      ng        396: 
1.45      ng        397: 	$ctr++;
1.41      ng        398: 	if ( $Apache::grades::viewgrades eq 'F' ) {
1.45      ng        399: 	    $gradeTable.='<tr bgcolor="#ffffe6">'.
1.41      ng        400: 		'<td align="center"><input type=checkbox name="stuinfo" value="'.
                    401: 		$student.':'.$$fullname{$student}.'"></td>'."\n".
1.44      ng        402: 		'<td>&nbsp;'.$$fullname{$student}.'&nbsp;</td>'."\n".
1.41      ng        403: 		'<td>&nbsp;'.$uname.'&nbsp;</td>'."\n".
                    404: 		'<td align="middle">&nbsp;'.$udom.'&nbsp;</td>'."\n";
                    405: 	    
                    406: 	    foreach (sort keys(%status)) {
                    407: 		next if (/^resource.*?submitted_by$/);
1.45      ng        408: 		$gradeTable.='<td align="middle">&nbsp;'.$status{$_}.'&nbsp;</td>'."\n";
1.41      ng        409: 	    }
1.45      ng        410: 	    $gradeTable.='</tr>'."\n";
1.41      ng        411: 	}
                    412:     }
1.45      ng        413:     $gradeTable.='</table></td></tr></table>'.
                    414: 	'<input type="button" '.
                    415: 	'onClick="javascript:checkSelect(this.form.stuinfo);" '.
1.50      albertel  416: 	'value="'.$viewgrade.'" /></form>'."\n";
1.45      ng        417:     if ($ctr == 0) {
                    418: 	$gradeTable='<br />&nbsp;<font color="red">'.
                    419: 	    'No submission found for this resource.</font><br />';
1.46      ng        420:     } elsif ($ctr == 1) {
                    421: 	$gradeTable =~ s/type=checkbox/type=checkbox checked/;
1.45      ng        422:     }
1.50      albertel  423:     $gradeTable.=&show_grading_menu_form($symb,$url);
1.45      ng        424:     $request->print($gradeTable);
1.44      ng        425:     return '';
1.10      ng        426: }
                    427: 
1.44      ng        428: #---- Called from the listStudents routine
                    429: #     Displays the submissions for one student or a group of students
1.34      ng        430: sub processGroup {
1.41      ng        431:     my ($request)  = shift;
                    432:     my $ctr        = 0;
                    433:     my @stuchecked = (ref($ENV{'form.stuinfo'}) ? @{$ENV{'form.stuinfo'}}
                    434: 		      : ($ENV{'form.stuinfo'}));
                    435:     my $total      = scalar(@stuchecked)-1;
1.45      ng        436: 
1.41      ng        437:     foreach (@stuchecked) {
                    438: 	my ($uname,$udom,$fullname) = split(/:/);
1.44      ng        439: 	$ENV{'form.student'}        = $uname;
                    440: 	$ENV{'form.userdom'}        = $udom;
                    441: 	$ENV{'form.fullname'}       = $fullname;
1.41      ng        442: 	&submission($request,$ctr,$total);
                    443: 	$ctr++;
                    444:     }
                    445:     return '';
1.35      ng        446: }
1.34      ng        447: 
1.44      ng        448: #------------------------------------------------------------------------------------
                    449: #
                    450: #-------------------------- Next few routines handles grading by student, essentially
                    451: #                           handles essay response type problem/part
                    452: #
                    453: #--- Javascript to handle the submission page functionality ---
                    454: sub sub_page_js {
                    455:     my $request = shift;
                    456:     $request->print(<<SUBJAVASCRIPT);
                    457: <script type="text/javascript" language="javascript">
                    458:   function updateRadio(radioButton,formtextbox,formsel,scores,weight) {
                    459:      var pts = formtextbox.value;
                    460:      var resetbox =false;
                    461:      if (isNaN(pts) || pts < 0) {
                    462:         alert("A number equal or greater than 0 is expected. Entered value = "+pts);
                    463:         for (var i=0; i<radioButton.length; i++) {
                    464:            if (radioButton[i].checked) {
                    465: 	      formtextbox.value = i;
                    466: 	      resetbox = true;
                    467: 	   }
                    468: 	}
                    469: 	if (!resetbox) {
                    470: 	   formtextbox.value = "";
                    471: 	}
                    472: 	return;
                    473:      }
1.13      albertel  474: 
1.44      ng        475:      if (pts > weight) {
                    476:         var resp = confirm("You entered a value ("+pts+
                    477:       		     ") greater than the weight for the part. Accept?");
                    478:         if (resp == false) {
                    479:            formtextbox.value = "";
                    480:            return;
                    481:        }
1.41      ng        482:     }
1.5       albertel  483: 
1.44      ng        484:     for (var i=0; i<radioButton.length; i++) {
                    485: 	radioButton[i].checked=false;
                    486: 	if (pts == i) {
                    487: 	   radioButton[i].checked=true;
1.41      ng        488: 	}
                    489:     }
1.44      ng        490:     updateSelect(formsel);
                    491:     scores.value = "0";
                    492:   }
                    493: 
                    494:   function writeBox(formrad,formsel,pts,scores) {
                    495:     formrad.value = pts;
                    496:     scores.value = "0";
                    497:     updateSelect(formsel,pts);
                    498:     return;
                    499:   }
1.5       albertel  500: 
1.44      ng        501:   function clearRadBox(radioButton,formbox,formsel,scores) {
                    502:     for (var i=0; i<formsel.length; i++) {
                    503: 	if (formsel[i].selected) {
                    504: 	    var selectx=i;
1.41      ng        505: 	}
1.13      albertel  506:     }
1.44      ng        507:     if (selectx == scores.value) { return };
                    508:     formbox.value = "";
                    509:     for (var i=0; i<radioButton.length; i++) {
                    510: 	radioButton[i].checked=false;
1.41      ng        511:     }
1.44      ng        512:     scores.value = selectx;
                    513:   }
1.33      ng        514: 
1.44      ng        515:   function updateSelect(formsel) {
                    516:     formsel[0].selected = true;
                    517:     return;
                    518:   }
                    519: 
1.45      ng        520: //=================== Check that a point is assigned for all the parts  ==============
                    521:   function checksubmit(val,total,parttot) {
                    522:      document.SCORE.gradeOpt.value = val;
                    523:      if (val == "Save & Next") {
                    524: 	for (i=0;i<=total;i++) {
                    525: 	   for (j=0;j<parttot;j++) {
                    526: 	      var partid = eval("document.SCORE.partid"+i+"_"+j+".value");
                    527: 	      var selopt = eval("document.SCORE.GD_SEL"+i+"_"+partid);
                    528: 	      if (selopt[0].selected) {
                    529: 		 var points = eval("document.SCORE.GD_BOX"+i+"_"+partid+".value");
                    530: 		 if (points == "") {
                    531: 		     var name = eval("document.SCORE.name"+i+".value");
1.46      ng        532: 		     alert("Please assign a score for "+name+", part "+partid+".");
1.45      ng        533: 		     return false;
                    534: 		 }
                    535: 	      }
                    536: 
                    537: 	  }
                    538:        }
                    539: 
                    540:      }
                    541:      document.SCORE.submit();
                    542:  }
                    543: 
1.44      ng        544: //===================== Show list of keywords ====================
                    545:   function keywords(keyform) {
                    546:     var keywds = keyform.value;
                    547:     var nret = prompt("Keywords list, separated by a space. Add/delete to list if desired.",keywds);
                    548:     if (nret==null) return;
                    549:     keyform.value = nret;
                    550: 
                    551:     document.SCORE.refresh.value = "on";
                    552:     if (document.SCORE.keywords.value != "") {
                    553: 	document.SCORE.submit();
                    554:     }
                    555:     return;
                    556:   }
                    557: 
                    558: //===================== Script to view submitted by ==================
                    559:   function viewSubmitter(submitter) {
                    560:     document.SCORE.refresh.value = "on";
                    561:     document.SCORE.NCT.value = "1";
                    562:     document.SCORE.unamedom0.value = submitter;
                    563:     document.SCORE.submit();
                    564:     return;
                    565:   }
                    566: 
                    567: //===================== Script to add keyword(s) ==================
                    568:   function getSel() {
                    569:     if (document.getSelection) txt = document.getSelection();
                    570:     else if (document.selection) txt = document.selection.createRange().text;
                    571:     else return;
                    572:     var cleantxt = txt.replace(new RegExp('([\\f\\n\\r\\t\\v ])+', 'g')," ");
                    573:     if (cleantxt=="") {
1.46      ng        574: 	alert("Please select a word or group of words from document and then click this link.");
1.44      ng        575: 	return;
                    576:     }
                    577:     var nret = prompt("Add selection to keyword list? Edit if desired.",cleantxt);
                    578:     if (nret==null) return;
                    579:     var curlist = document.SCORE.keywords.value;
                    580:     document.SCORE.keywords.value = curlist+" "+nret;
                    581:     document.SCORE.refresh.value = "on";
                    582:     if (document.SCORE.keywords.value != "") {
                    583: 	document.SCORE.submit();
                    584:     }
                    585:     return;
                    586:   }
                    587: 
                    588: //====================== Script for composing message ==============
                    589:   function msgCenter(msgform,usrctr,fullname) {
                    590:     var Nmsg  = msgform.savemsgN.value;
                    591:     savedMsgHeader(Nmsg,usrctr,fullname);
                    592:     var subject = msgform.msgsub.value;
                    593:     var rtrchk  = eval("document.SCORE.includemsg"+usrctr);
                    594:     var msgchk = rtrchk.value;
                    595:     re = /msgsub/;
                    596:     var shwsel = "";
                    597:     if (re.test(msgchk)) { shwsel = "checked" }
                    598:     displaySubject(subject,shwsel);
                    599:     for (var i=1; i<=Nmsg; i++) {
                    600: 	var testpt = "savemsg"+i+",";
                    601: 	re = /testpt/;
                    602: 	shwsel = "";
                    603: 	if (re.test(msgchk)) { shwsel = "checked" }
                    604: 	var message = eval("document.SCORE.savemsg"+i+".value");
                    605: 	displaySavedMsg(i,message,shwsel);
                    606:     }
                    607:     newmsg = eval("document.SCORE.newmsg"+usrctr+".value");
                    608:     shwsel = "";
                    609:     re = /newmsg/;
                    610:     if (re.test(msgchk)) { shwsel = "checked" }
                    611:     newMsg(newmsg,shwsel);
                    612:     msgTail(); 
                    613:     return;
                    614:   }
                    615: 
                    616:   function savedMsgHeader(Nmsg,usrctr,fullname) {
                    617:     var height = 30*Nmsg+250;
                    618:     var scrollbar = "no";
                    619:     if (height > 600) {
                    620: 	height = 600;
                    621: 	scrollbar = "yes";
                    622:     }
                    623: /*    if (window.pWin)
                    624: 	window.pWin.close(); */
                    625:     pWin = window.open('', 'MessageCenter', 'toolbar=no,location=no,scrollbars='+scrollbar+',screenx=70,screeny=75,width=600,height='+height);
                    626:     pWin.document.write("<html><head>");
                    627:     pWin.document.write("<title>Message Central</title>");
                    628: 
                    629:     pWin.document.write("<script language=javascript>");
                    630:     pWin.document.write("function checkInput() {");
                    631:     pWin.document.write("  opener.document.SCORE.msgsub.value = document.msgcenter.msgsub.value;");
                    632:     pWin.document.write("  var nmsg   = opener.document.SCORE.savemsgN.value;");
                    633:     pWin.document.write("  var usrctr = document.msgcenter.usrctr.value;");
                    634:     pWin.document.write("  var newval = eval(\\"opener.document.SCORE.newmsg\\"+usrctr);");
                    635:     pWin.document.write("  newval.value = document.msgcenter.newmsg.value;");
                    636: 
                    637:     pWin.document.write("  var msgchk = \\"\\";");
                    638:     pWin.document.write("  if (document.msgcenter.subchk.checked) {");
                    639:     pWin.document.write("     msgchk = \\"msgsub,\\";");
                    640:     pWin.document.write("  }");
                    641:     pWin.document.write(   "for (var i=1; i<=nmsg; i++) {");
                    642:     pWin.document.write("      var opnmsg = eval(\\"opener.document.SCORE.savemsg\\"+i);");
                    643:     pWin.document.write("      var frmmsg = eval(\\"document.msgcenter.msg\\"+i);");
                    644:     pWin.document.write("      opnmsg.value = frmmsg.value;");
                    645:     pWin.document.write("      var chkbox = eval(\\"document.msgcenter.msgn\\"+i);");
                    646:     pWin.document.write("      if (chkbox.checked) {");
                    647:     pWin.document.write("         msgchk += \\"savemsg\\"+i+\\",\\";");
                    648:     pWin.document.write("      }");
                    649:     pWin.document.write("  }");
                    650:     pWin.document.write("  if (document.msgcenter.newmsgchk.checked) {");
                    651:     pWin.document.write("     msgchk += \\"newmsg\\"+usrctr;");
                    652:     pWin.document.write("  }");
                    653:     pWin.document.write("  var includemsg = eval(\\"opener.document.SCORE.includemsg\\"+usrctr);");
                    654:     pWin.document.write("  includemsg.value = msgchk;");
                    655: 
                    656:     pWin.document.write("  self.close()");
                    657: 
                    658:     pWin.document.write("}");
                    659: 
                    660:     pWin.document.write("<");
                    661:     pWin.document.write("/script>");
                    662: 
                    663:     pWin.document.write("</head><body bgcolor=white>");
                    664: 
                    665:     pWin.document.write("<form action=\\"inactive\\" name=\\"msgcenter\\">");
                    666:     pWin.document.write("<input value=\\""+usrctr+"\\" name=\\"usrctr\\" type=\\"hidden\\">");
                    667:     pWin.document.write("<font color=\\"green\\" size=+1>&nbsp;Compose Message for \"+fullname+\"</font><br><br>");
                    668: 
                    669:     pWin.document.write("<table border=0 width=100%><tr><td bgcolor=\\"#777777\\">");
                    670:     pWin.document.write("<table border=0 width=100%><tr bgcolor=\\"#ddffff\\">");
                    671:     pWin.document.write("<td><b>Type</b></td><td><b>Include</b></td><td><b>Message</td></tr>");
                    672: }
                    673:     function displaySubject(msg,shwsel) {
                    674:     pWin.document.write("<tr bgcolor=\\"#ffffdd\\">");
                    675:     pWin.document.write("<td>Subject</td>");
                    676:     pWin.document.write("<td align=\\"center\\"><input name=\\"subchk\\" type=\\"checkbox\\"" +shwsel+"></td>");
1.62      albertel  677:     pWin.document.write("<td><input name=\\"msgsub\\" type=\\"text\\" value=\\""+msg+"\\"size=\\"60\\" maxlength=\\"80\\"></td></tr>");
1.44      ng        678: }
                    679: 
                    680: function displaySavedMsg(ctr,msg,shwsel) {
                    681:     pWin.document.write("<tr bgcolor=\\"#ffffdd\\">");
                    682:     pWin.document.write("<td align=\\"center\\">"+ctr+"</td>");
                    683:     pWin.document.write("<td align=\\"center\\"><input name=\\"msgn"+ctr+"\\" type=\\"checkbox\\"" +shwsel+"></td>");
1.62      albertel  684:     pWin.document.write("<td><input name=\\"msg"+ctr+"\\" type=\\"text\\" value=\\""+msg+"\\" size=\\"60\\" maxlength=\\"80\\"></td></tr>");
1.44      ng        685: }
                    686: 
                    687:   function newMsg(newmsg,shwsel) {
                    688:     pWin.document.write("<tr bgcolor=\\"#ffffdd\\">");
                    689:     pWin.document.write("<td align=\\"center\\">New</td>");
                    690:     pWin.document.write("<td align=\\"center\\"><input name=\\"newmsgchk\\" type=\\"checkbox\\"" +shwsel+"></td>");
1.62      albertel  691:     pWin.document.write("<td><input name=\\"newmsg\\" type=\\"text\\" onchange=\\"javascript:this.form.newmsgchk.checked=true\\" value=\\""+newmsg+"\\" size=\\"60\\" maxlength=\\"80\\"></td></tr>");
1.44      ng        692: }
                    693: 
                    694:   function msgTail() {
                    695:     pWin.document.write("</table>");
                    696:     pWin.document.write("</td></tr></table>&nbsp;");
                    697:     pWin.document.write("<input type=\\"button\\" value=\\"Save\\" onClick=\\"javascript:checkInput()\\">&nbsp;&nbsp;");
                    698:     pWin.document.write("<input type=\\"button\\" value=\\"Cancel\\" onClick=\\"self.close()\\"><br><br>");
                    699:     pWin.document.write("</form>");
                    700:     pWin.document.write("</body></html>");
                    701: }
                    702: 
                    703: //====================== Script for keyword highlight options ==============
                    704:   function kwhighlight() {
                    705:     var kwclr    = document.SCORE.kwclr.value;
                    706:     var kwsize   = document.SCORE.kwsize.value;
                    707:     var kwstyle  = document.SCORE.kwstyle.value;
                    708:     var redsel = "";
                    709:     var grnsel = "";
                    710:     var blusel = "";
                    711:     if (kwclr=="red")   {var redsel="checked"};
                    712:     if (kwclr=="green") {var grnsel="checked"};
                    713:     if (kwclr=="blue")  {var blusel="checked"};
                    714:     var sznsel = "";
                    715:     var sz1sel = "";
                    716:     var sz2sel = "";
                    717:     if (kwsize=="0")  {var sznsel="checked"};
                    718:     if (kwsize=="+1") {var sz1sel="checked"};
                    719:     if (kwsize=="+2") {var sz2sel="checked"};
                    720:     var synsel = "";
                    721:     var syisel = "";
                    722:     var sybsel = "";
                    723:     if (kwstyle=="")    {var synsel="checked"};
                    724:     if (kwstyle=="<i>") {var syisel="checked"};
                    725:     if (kwstyle=="<b>") {var sybsel="checked"};
                    726:     highlightCentral();
                    727:     highlightbody('red','red',redsel,'0','normal',sznsel,'','normal',synsel);
                    728:     highlightbody('green','green',grnsel,'+1','+1',sz1sel,'<i>','italic',syisel);
                    729:     highlightbody('blue','blue',blusel,'+2','+2',sz2sel,'<b>','bold',sybsel);
                    730:     highlightend();
                    731:     return;
                    732:   }
                    733: 
                    734: 
                    735:   function highlightCentral() {
                    736:     hwdWin = window.open('', 'KeywordHighlightCentral', 'toolbar=no,location=no,scrollbars=no,width=400,height=300,screenx=100,screeny=75');
                    737:     hwdWin.document.write("<html><head>");
                    738:     hwdWin.document.write("<title>Highlight Central</title>");
                    739: 
                    740:     hwdWin.document.write("<script language=javascript>");
                    741:     hwdWin.document.write("function updateChoice(flag) {");
                    742:     hwdWin.document.write("  opener.document.SCORE.kwclr.value = radioSelection(document.hlCenter.kwdclr);");
                    743:     hwdWin.document.write("  opener.document.SCORE.kwsize.value = radioSelection(document.hlCenter.kwdsize);");
                    744:     hwdWin.document.write("  opener.document.SCORE.kwstyle.value = radioSelection(document.hlCenter.kwdstyle);");
                    745:     hwdWin.document.write("  opener.document.SCORE.refresh.value = \\"on\\";");
                    746:     hwdWin.document.write("  if (opener.document.SCORE.keywords.value!=\\"\\"){");
                    747:     hwdWin.document.write("     opener.document.SCORE.submit();");
                    748:     hwdWin.document.write("  }");
                    749:     hwdWin.document.write("  self.close()");
                    750:     hwdWin.document.write("}");
                    751: 
                    752:     hwdWin.document.write("function radioSelection(radioButton) {");
                    753:     hwdWin.document.write("    var selection=null;");
                    754:     hwdWin.document.write("    for (var i=0; i<radioButton.length; i++) {");
                    755:     hwdWin.document.write("        if (radioButton[i].checked) {");
                    756:     hwdWin.document.write("            selection=radioButton[i].value;");
                    757:     hwdWin.document.write("            return selection;");
                    758:     hwdWin.document.write("        }");
                    759:     hwdWin.document.write("    }");
                    760:     hwdWin.document.write("}");
                    761: 
                    762:     hwdWin.document.write("<");
                    763:     hwdWin.document.write("/script>");
                    764: 
                    765:     hwdWin.document.write("</head><body bgcolor=white>");
                    766: 
                    767:     hwdWin.document.write("<form action=\\"inactive\\" name=\\"hlCenter\\">");
                    768:     hwdWin.document.write("<font color=\\"green\\" size=+1>&nbsp;Keyword Highlight Options</font><br><br>");
                    769: 
                    770:     hwdWin.document.write("<table border=0 width=100%><tr><td bgcolor=\\"#777777\\">");
                    771:     hwdWin.document.write("<table border=0 width=100%><tr bgcolor=\\"#ddffff\\">");
                    772:     hwdWin.document.write("<td><b>Text Color</b></td><td><b>Font Size</b></td><td><b>Font Style</td></tr>");
                    773:   }
                    774: 
                    775:   function highlightbody(clrval,clrtxt,clrsel,szval,sztxt,szsel,syval,sytxt,sysel) { 
                    776:     hwdWin.document.write("<tr bgcolor=\\"#ffffdd\\">");
                    777:     hwdWin.document.write("<td align=\\"left\\">");
                    778:     hwdWin.document.write("<input name=\\"kwdclr\\" type=\\"radio\\" value=\\""+clrval+"\\" "+clrsel+">&nbsp;"+clrtxt+"</td>");
                    779:     hwdWin.document.write("<td align=\\"left\\">");
                    780:     hwdWin.document.write("<input name=\\"kwdsize\\" type=\\"radio\\" value=\\""+szval+"\\" "+szsel+">&nbsp;"+sztxt+"</td>");
                    781:     hwdWin.document.write("<td align=\\"left\\">");
                    782:     hwdWin.document.write("<input name=\\"kwdstyle\\" type=\\"radio\\" value=\\""+syval+"\\" "+sysel+">&nbsp;"+sytxt+"</td>");
                    783:     hwdWin.document.write("</tr>");
                    784:   }
                    785: 
                    786:   function highlightend() { 
                    787:     hwdWin.document.write("</table>");
                    788:     hwdWin.document.write("</td></tr></table>&nbsp;");
                    789: //    hwdWin.document.write("<input type=\\"button\\" value=\\"Save\\" onClick=\\"javascript:updateChoice(0)\\">&nbsp;&nbsp;");
                    790:     hwdWin.document.write("<input type=\\"button\\" value=\\"Save\\" onClick=\\"javascript:updateChoice(1)\\">&nbsp;&nbsp;");
                    791:     hwdWin.document.write("<input type=\\"button\\" value=\\"Cancel\\" onClick=\\"self.close()\\"><br><br>");
                    792:     hwdWin.document.write("</form>");
                    793:     hwdWin.document.write("</body></html>");
                    794:   }
                    795: 
                    796: </script>
                    797: SUBJAVASCRIPT
                    798: }
                    799: 
                    800: 
1.58      albertel  801: sub show_problem {
                    802:     my ($request,$symb,$uname,$udom,$removeform) = @_;
                    803:     my $rendered=&Apache::loncommon::get_student_view($symb,$uname,$udom,
                    804: 						      $ENV{'request.course.id'});
                    805:     if ($removeform) {
                    806: 	$rendered=~s|<form(.*?)>||g;
                    807: 	$rendered=~s|</form>||g;
                    808: 	$rendered=~s|name="submit"|name="would_have_been_submit"|g;
                    809:     }
                    810:     my $companswer=&Apache::loncommon::get_student_answers($symb,$uname,$udom,
                    811: 							   $ENV{'request.course.id'});
                    812:     if ($removeform) {
                    813: 	$companswer=~s|<form(.*?)>||g;
                    814: 	$companswer=~s|</form>||g;
                    815: 	$rendered=~s|name="submit"|name="would_have_been_submit"|g;
                    816:     }
                    817:     my $result.='<table border="0" width="100%"><tr><td bgcolor="#777777">';
                    818:     $result.='<table border="0" width="100%"><tr><td bgcolor="#e6ffff">';
                    819:     $result.='<b> View of the problem - '.$ENV{'form.fullname'}.
                    820: 	'</b></td></tr><tr><td bgcolor="#ffffff">'.$rendered.'<br />';
                    821:     $result.='<b>Correct answer:</b><br />'.$companswer;
                    822:     $result.='</td></tr></table>';
                    823:     $result.='</td></tr></table><br />';
                    824:     $request->print($result);
                    825: }
                    826: 
1.44      ng        827: # --------------------------- show submissions of a student, option to grade 
                    828: sub submission {
                    829:     my ($request,$counter,$total) = @_;
                    830: 
                    831:     (my $url=$ENV{'form.url'})=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
                    832: #    if ($ENV{'form.student'} eq '') { &moreinfo($request,'Need student login id'); return ''; }
                    833:     my ($uname,$udom)     = ($ENV{'form.student'},$ENV{'form.userdom'});
                    834:     ($uname,$udom)        = &finduser($uname) if $udom eq '';
                    835:     $ENV{'form.fullname'} = &get_fullname ($uname,$udom) if $ENV{'form.fullname'} eq '';
                    836: #    if ($uname eq '') { &moreinfo($request,'Unable to find student'); return ''; }
1.41      ng        837: 
                    838:     my $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url)));
                    839:     if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
                    840:     my $last = ($ENV{'form.lastSub'} eq 'last' ? 'last' : '');
1.58      albertel  841: #    $ENV{'form.vProb'} = $ENV{'form.vProb'} ne '' ? $ENV{'form.vProb'} : 'yes';
1.41      ng        842: 
                    843:     # header info
                    844:     if ($counter == 0) {
                    845: 	&sub_page_js($request);
1.45      ng        846: 	$request->print('<h3>&nbsp;<font color="#339933">Submission Record</font></h3>'."\n".
                    847: 			'<font size=+1>&nbsp;<b>Resource: </b>'.$url.'</font>'."\n");
1.41      ng        848: 
1.44      ng        849: 	# option to display problem, only once else it cause problems 
                    850:         # with the form later since the problem has a form.
1.66      albertel  851: 	if ($ENV{'form.vProb'} eq 'yes' or !$ENV{'form.vProb'}) {
1.58      albertel  852: 	    &show_problem($request,$symb,$uname,$udom,0);
1.41      ng        853: 	}
                    854: 	
1.44      ng        855: 	# kwclr is the only variable that is guaranteed to be non blank 
                    856:         # if this subroutine has been called once.
1.41      ng        857: 	my %keyhash = ();
                    858: 	if ($ENV{'form.kwclr'} eq '') {
                    859: 	    %keyhash = &Apache::lonnet::dump('nohist_handgrade',
                    860: 					     $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
                    861: 					     $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
                    862: 
                    863: 	    my $loginuser = $ENV{'user.name'}.':'.$ENV{'user.domain'};
                    864: 	    $ENV{'form.keywords'} = $keyhash{$symb.'_keywords'} ne '' ? $keyhash{$symb.'_keywords'} : '';
                    865: 	    $ENV{'form.kwclr'}    = $keyhash{$loginuser.'_kwclr'} ne '' ? $keyhash{$loginuser.'_kwclr'} : 'red';
                    866: 	    $ENV{'form.kwsize'}   = $keyhash{$loginuser.'_kwsize'} ne '' ? $keyhash{$loginuser.'_kwsize'} : '0';
                    867: 	    $ENV{'form.kwstyle'}  = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : '';
                    868: 	    $ENV{'form.msgsub'}   = $keyhash{$symb.'_subject'} ne '' ? 
                    869: 		$keyhash{$symb.'_subject'} : &Apache::lonnet::metadata($url,'title');
                    870: 	    $ENV{'form.savemsgN'} = $keyhash{$symb.'_savemsgN'} ne '' ? $keyhash{$symb.'_savemsgN'} : '0';
1.38      ng        871: 
1.41      ng        872: 	}
1.44      ng        873: 
1.41      ng        874: 	$request->print('<form action="/adm/grades" method="post" name="SCORE">'."\n".
                    875: 			'<input type="hidden" name="command"    value="handgrade" />'."\n".
                    876: 			'<input type="hidden" name="refresh"    value="off" />'."\n".
                    877: 			'<input type="hidden" name="symb"       value="'.$symb.'" />'."\n".
                    878: 			'<input type="hidden" name="url"        value="'.$url.'" />'."\n".
                    879: 			'<input type="hidden" name="showgrading" value="'.$ENV{'form.showgrading'}.'" />'."\n".
                    880: 			'<input type="hidden" name="vProb"      value="'.$ENV{'form.vProb'}.'" />'."\n".
                    881: 			'<input type="hidden" name="lastSub"    value="'.$ENV{'form.lastSub'}.'" />'."\n".
                    882: 			'<input type="hidden" name="section"    value="'.$ENV{'form.section'}.'">'."\n".
                    883: 			'<input type="hidden" name="submitonly" value="'.$ENV{'form.submitonly'}.'">'."\n".
                    884: 			'<input type="hidden" name="response"   value="'.$ENV{'form.response'}.'">'."\n".
                    885: 			'<input type="hidden" name="handgrade"  value="'.$ENV{'form.handgrade'}.'">'."\n".
                    886: 			'<input type="hidden" name="keywords"   value="'.$ENV{'form.keywords'}.'" />'."\n".
                    887: 			'<input type="hidden" name="kwclr"      value="'.$ENV{'form.kwclr'}.'" />'."\n".
                    888: 			'<input type="hidden" name="kwsize"     value="'.$ENV{'form.kwsize'}.'" />'."\n".
                    889: 			'<input type="hidden" name="kwstyle"    value="'.$ENV{'form.kwstyle'}.'" />'."\n".
                    890: 			'<input type="hidden" name="msgsub"     value="'.$ENV{'form.msgsub'}.'" />'."\n".
                    891: 			'<input type="hidden" name="savemsgN"   value="'.$ENV{'form.savemsgN'}.'" />'."\n".
                    892: 			'<input type="hidden" name="NCT"'.
                    893: 			' value="'.($ENV{'form.NTSTU'} ne '' ? $ENV{'form.NTSTU'} : $total+1).'" />'."\n");
                    894: 	
                    895: 	my ($cts,$prnmsg) = (1,'');
                    896: 	while ($cts <= $ENV{'form.savemsgN'}) {
                    897: 	    $prnmsg.='<input type="hidden" name="savemsg'.$cts.'" value="'.
                    898: 		($keyhash{$symb.'_savemsg'.$cts} eq '' ? $ENV{'form.savemsg'.$cts} : $keyhash{$symb.'_savemsg'.$cts}).
                    899: 		'" />'."\n";
                    900: 	    $cts++;
                    901: 	}
                    902: 	$request->print($prnmsg);
1.32      ng        903: 
1.41      ng        904: 	if ($ENV{'form.handgrade'} eq 'yes' && $ENV{'form.showgrading'} eq 'yes') {
                    905: 	    $request->print(<<KEYWORDS);
1.38      ng        906: &nbsp;<b>Keyword Options:</b>&nbsp;
                    907: <a href="javascript:keywords(document.SCORE.keywords)"; TARGET=_self>List</a>&nbsp; &nbsp;
                    908: <a href="#" onMouseDown="javascript:getSel(); return false"
                    909:  CLASS="page">Paste Selection to List</a>&nbsp; &nbsp;
                    910: <a href="javascript:kwhighlight()"; TARGET=_self>Highlight Attribute</a><br /><br />
                    911: KEYWORDS
1.41      ng        912:         }
                    913:     }
1.44      ng        914: 
1.58      albertel  915:     if ($ENV{'form.vProb'} eq 'all') {
                    916: 	$request->print('<br /><br /><br />');
                    917: 	&show_problem($request,$symb,$uname,$udom,1);
                    918:     }
                    919: 
1.41      ng        920:     my %record = &Apache::lonnet::restore($symb,$ENV{'request.course.id'},$udom,$uname);
                    921:     my ($partlist,$handgrade) = &response_type($url);
                    922: 
1.44      ng        923:     # Display student info
1.41      ng        924:     $request->print(($counter == 0 ? '' : '<br />'));
1.45      ng        925:     my $result='<table border="0" width=100%><tr><td bgcolor="#777777">'."\n".
                    926: 	'<table border="0" width=100%><tr bgcolor="#edffff"><td>'."\n";
1.44      ng        927: 
                    928:     $result.='<b>Fullname: </b>'.$ENV{'form.fullname'}.
                    929: 	'<font color="#999999">&nbsp; &nbsp;Username: '.$uname.'</font>'.
1.45      ng        930: 	'<font color="#999999">&nbsp; &nbsp;Domain: '.$udom.'</font><br />'."\n";
                    931:     $result.='<input type="hidden" name="name'.$counter.
                    932: 	'" value="'.$ENV{'form.fullname'}.'" />'."\n";
1.41      ng        933: 
1.44      ng        934:     # If this is handgraded, then check for collaborators
1.45      ng        935:     my @col_fullnames;
1.56      matthew   936:     my ($classlist,$fullname);
1.41      ng        937:     if ($ENV{'form.handgrade'} eq 'yes') {
                    938: 	my @col_list;
1.56      matthew   939: 	($classlist,undef,$fullname) = &getclasslist('all','0');
1.41      ng        940: 	for (keys (%$handgrade)) {
1.44      ng        941: 	    my $ncol = &Apache::lonnet::EXT('resource.'.$_.
1.57      matthew   942: 					    '.maxcollaborators',
                    943:                                             $symb,$udom,$uname);
                    944: 	    next if ($ncol <= 0);
                    945:             s/\_/\./g;
                    946:             next if ($record{'resource.'.$_.'.collaborators'} eq '');
                    947:             my (@collaborators) = split(/,?\s+/,
                    948:                                    $record{'resource.'.$_.'.collaborators'});
                    949:             my (@badcollaborators);
                    950:             if (scalar(@collaborators) != 0) {
                    951:                 $result.='<b>Collaborators: </b>';
                    952:                 foreach my $collaborator (@collaborators) {
                    953:                     my ($co_name,$co_dom) = split /\@|:/,$collaborator;
                    954:                     $co_dom = $udom if (! defined($co_dom));
                    955:                     next if ($co_name eq $uname && $co_dom eq $udom);
                    956:                     # Doing this grep allows 'fuzzy' specification
                    957:                     my @Matches = grep /^$co_name:$co_dom/i,
                    958:                     keys %$classlist;
                    959:                     if (! scalar(@Matches)) {
                    960:                         push @badcollaborators,$collaborator;
                    961:                         next;
                    962:                     }
                    963:                     push @col_list, @Matches;
                    964:                     foreach (@Matches) {
                    965:                         my ($lastname,$givenn) = split(/,/,$$fullname{$_});
                    966:                         push @col_fullnames, $givenn.' '.$lastname;
                    967:                         $result.=$$fullname{$_}.'&nbsp; &nbsp; &nbsp;';
                    968:                     }
                    969:                 }
                    970:                 $result.='<br />'."\n";
                    971:                 if (scalar(@badcollaborators) > 0) {
                    972:                     $result.='<table border="0"><tr bgcolor="#ffbbbb"><td>';
                    973:                     $result.='This student has submitted ';
                    974:                     if (scalar(@badcollaborators) == 1) {
                    975:                         $result .= 'an invalid collaborator';
                    976:                     } else {
                    977:                         $result .= 'invalid collaborators';
                    978:                     }
                    979:                     $result .= ': '.join(', ',@badcollaborators);
                    980:                     
                    981:                 }
                    982:                 if (scalar(@collaborators > $ncol)) {
                    983:                     $result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>';
                    984:                     $result .= 'This student has sumbitted too many '.
                    985:                         'collaborators.  Maximum is '.$ncol;
                    986:                     $result .= '</td></tr></table>';
                    987:                 }
                    988:                 $result.='<input type="hidden" name="collaborator'.$counter.
                    989:                     '" value="'.(join ':',@col_list).'" />'."\n";
                    990:             }
1.41      ng        991: 	}
                    992:     }
1.44      ng        993:     $request->print($result."\n");
1.33      ng        994: 
1.44      ng        995:     # print student answer/submission
                    996:     # Options are (1) Handgaded submission only
                    997:     #             (2) Last submission, includes submission that is not handgraded 
                    998:     #                  (for multi-response type part)
                    999:     #             (3) Last submission plus the parts info
                   1000:     #             (4) The whole record for this student
1.41      ng       1001:     if ($ENV{'form.lastSub'} =~ /^(lastonly|hdgrade)$/) {
                   1002: 	if ($ENV{'form.'.$uname.':'.$udom.':submitted_by'}) {
1.44      ng       1003: 	    my $submitby=''.
1.41      ng       1004: 		'<b>Collaborative submission by: </b>'.
1.44      ng       1005: 		'<a href="javascript:viewSubmitter(\''.
                   1006: 		$ENV{'form.'.$uname.':'.$udom.':submitted_by'}.
1.41      ng       1007: 		'\')"; TARGET=_self>'.
                   1008: 		$$fullname{$ENV{'form.'.$uname.':'.$udom.':submitted_by'}}.'</a>';
                   1009: 	    $request->print($submitby);
                   1010: 	} else {
1.44      ng       1011: 	    my ($string,$timestamp)=
1.46      ng       1012: 		&get_last_submission (%record);
1.44      ng       1013: 	    my $lastsubonly.=''.
                   1014: 		($$timestamp eq '' ? '' : '<b>Date Submitted:</b> '.
                   1015: 		 $$timestamp).'';
1.41      ng       1016: 	    if ($$timestamp eq '') {
1.45      ng       1017: 		$lastsubonly.='<tr><td bgcolor="#ffffe6">'.$$string[0].'</td></tr>'."\n";
1.41      ng       1018: 	    } else {
                   1019: 		for my $part (sort keys(%$handgrade)) {
                   1020: 		    foreach (@$string) {
                   1021: 			my ($partid,$respid) = /^resource\.(\d+)\.(\d+)\.submission/;
                   1022: 			if ($part eq ($partid.'_'.$respid)) {
                   1023: 			    my ($ressub,$subval) = split(/:/,$_,2);
1.44      ng       1024: 			    $lastsubonly.='<tr><td bgcolor="#ffffe6"><b>Part '.
                   1025: 				$partid.'</b> <font color="#999999">( ID '.$respid.
1.67      www      1026: 				' )</font>&nbsp; &nbsp;'.
                   1027:                                 ($record{"resource.$partid.$respid.uploadedurl"}?
                   1028:                                 '<a href="'.
                   1029:                                 &Apache::lonnet::tokenwrapper($record{"resource.$partid.$respid.uploadedurl"}).
                   1030:    '"><img src="/adm/lonIcons/unknown.gif" border=0"> File uploaded by student</a> <font color="red" size="1">Like all files provided by users, this file may contain virusses</font><br />':'').
                   1031:                                 '<b>Answer: </b>'.
1.45      ng       1032: 				&keywords_highlight($subval).'</td></tr>'."\n"
1.41      ng       1033: 				if ($ENV{'form.lastSub'} eq 'lastonly' || 
1.44      ng       1034: 				    ($ENV{'form.lastSub'} eq 'hdgrade' && 
                   1035: 				     $$handgrade{$part} =~ /:yes$/));
1.41      ng       1036: 			}
                   1037: 		    }
                   1038: 		}
                   1039: 	    }
1.45      ng       1040: 	    $lastsubonly.='</td></tr>'."\n";
1.41      ng       1041: 	    $request->print($lastsubonly);
                   1042: 	}
                   1043:     } else {
                   1044: 	$request->print(&Apache::loncommon::get_previous_attempt($symb,$uname,$udom,
1.44      ng       1045: 								 $ENV{'request.course.id'},
                   1046: 								 $last,'.submission',
                   1047: 								 'Apache::grades::keywords_highlight'));
1.41      ng       1048:     }
                   1049:     
1.44      ng       1050:     # return if view submission with no grading option
1.41      ng       1051:     if ($ENV{'form.showgrading'} eq '') {
1.45      ng       1052: 	$request->print('</td></tr></table></td></tr></table></form>'."\n");
1.41      ng       1053: 	return;
                   1054:     }
1.33      ng       1055: 
1.44      ng       1056:     # Grading options
1.41      ng       1057:     $result='<input type="hidden" name="newmsg'.$counter.'" value="" />'."\n".
                   1058: 	'<input type="hidden" name="includemsg'.$counter.'" value="" />'."\n".
1.45      ng       1059: 	'<input type="hidden" name="unamedom'.$counter.'" value="'.$uname.':'
                   1060: 	.$udom.'" />'."\n";
                   1061:     my ($lastname,$givenn) = split(/,/,$ENV{'form.fullname'});
                   1062:     my $msgfor = $givenn.' '.$lastname;
                   1063:     if (scalar(@col_fullnames) > 0) {
                   1064: 	my $lastone = pop @col_fullnames;
                   1065: 	$msgfor .= ', '.(join ', ',@col_fullnames).' and '.$lastone.'.';
                   1066:     }
                   1067:     $result.='<tr><td bgcolor="#ffffff">'."\n".
                   1068: 	'&nbsp;<a href="javascript:msgCenter(document.SCORE,'.$counter.
                   1069: 	',\''.$msgfor.'\')"; TARGET=_self>'.
                   1070: 	'Compose Message to student'.(scalar(@col_fullnames) >= 1 ? 's' : '').'</a>'.
1.44      ng       1071: 	'<br />&nbsp;(Message will be sent when you click on Save & Next below.)'."\n" 
                   1072: 	if ($ENV{'form.handgrade'} eq 'yes');
1.41      ng       1073:     $request->print($result);
                   1074: 
                   1075:     my %seen = ();
                   1076:     my @partlist;
                   1077:     for (sort keys(%$handgrade)) {
                   1078: 	my ($partid,$respid) = split(/_/);
                   1079: 	next if ($seen{$partid} > 0);
                   1080: 	$seen{$partid}++;
                   1081: 	next if ($$handgrade{$_} =~ /:no$/);
                   1082: 	push @partlist,$partid;
                   1083: 
1.70    ! ng       1084: 	$result=&gradeBox($symb,$uname,$udom,$counter,$partid,\%record);
1.39      ng       1085: 
1.41      ng       1086: 	$request->print($result);
                   1087:     }
1.45      ng       1088:     $result='<input type="hidden" name="partlist'.$counter.
                   1089: 	'" value="'.(join ":",@partlist).'" />'."\n";
                   1090:     my $ctr = 0;
                   1091:     while ($ctr < scalar(@partlist)) {
                   1092: 	$result.='<input type="hidden" name="partid'.$counter.'_'.$ctr.'" value="'.
                   1093: 	    $partlist[$ctr].'" />'."\n";
                   1094: 	$ctr++;
                   1095:     }
                   1096:     $request->print($result.'</td></tr></table></td></tr></table>'."\n");
1.41      ng       1097: 
                   1098:     # print end of form
                   1099:     if ($counter == $total) {
1.45      ng       1100: 	my $endform='<table border="0"><tr><td>'.
                   1101: 	    '<input type="hidden" name="gradeOpt" value="" />'."\n";
                   1102: 	if ($ENV{'form.handgrade'} eq 'yes') {
                   1103: 	    $endform.='<input type="button" value="Save & Next" '.
                   1104: 		'onClick="javascript:checksubmit(\'Save & Next\','.
                   1105: 		$total.','.scalar(@partlist).');" TARGET=_self> &nbsp;'."\n";
                   1106: 	    my $ntstu ='<select name="NTSTU">'.
                   1107: 		'<option>1</option><option>2</option>'.
                   1108: 		'<option>3</option><option>5</option>'.
                   1109: 		'<option>7</option><option>10</option></select>'."\n";
                   1110: 	    my $nsel = ($ENV{'form.NTSTU'} ne '' ? $ENV{'form.NTSTU'} : '1');
                   1111: 	    $ntstu =~ s/<option>$nsel</<option selected="on">$nsel</;
                   1112: 	    $endform.=$ntstu.'student(s) &nbsp;&nbsp;';
                   1113: 	} else {
                   1114: 	    $endform.='<input type="hidden" name="NTSTU" value="1" />'."\n";
                   1115: 	}
                   1116: 	$endform.='<input type="button" value="Next" '.
                   1117: 	    'onClick="javascript:checksubmit(\'Next\');" TARGET=_self> &nbsp;'."\n".
                   1118: 	    '<input type="button" value="Previous" '.
                   1119: 	    'onClick="javascript:checksubmit(\'Previous\');" TARGET=_self> &nbsp;';
                   1120: 	$endform.='(Next and Previous do not save the scores.)'."\n" 
                   1121: 	    if ($ENV{'form.handgrade'} eq 'yes');
                   1122: 	$endform.='</td><tr></table></form>';
1.50      albertel 1123: 	$endform.=&show_grading_menu_form($symb,$url);
1.41      ng       1124: 	$request->print($endform);
                   1125:     }
                   1126:     return '';
1.38      ng       1127: }
                   1128: 
1.44      ng       1129: #--- Retrieve the last submission for all the parts
1.38      ng       1130: sub get_last_submission {
1.46      ng       1131:     my (%returnhash)=@_;
                   1132:     my (@string,$timestamp);
                   1133:     if ($returnhash{'version'}) {
                   1134: 	my %lasthash=();
                   1135: 	my ($version);
                   1136: 	for ($version=1;$version<=$returnhash{'version'};$version++) {
                   1137: 	    foreach (sort(split(/\:/,$returnhash{$version.':keys'}))) {
                   1138: 		$lasthash{$_}=$returnhash{$version.':'.$_};
1.61      albertel 1139: #		if ($returnhash{$version.':'.$_} =~ /(SUBMITTED|DRAFT)$/) {
1.46      ng       1140: 		   $timestamp = scalar(localtime($returnhash{$version.':timestamp'}));
1.61      albertel 1141: #	       } 
1.46      ng       1142: 	    }
                   1143: 	}
                   1144: 	foreach ((keys %lasthash)) {
                   1145: 	    if ($_ =~ /\.submission$/) {
                   1146: 		my ($partid,$foo) = split(/submission$/,$_);
                   1147: 		my $draft  = $lasthash{$partid.'awarddetail'} eq 'DRAFT' ?
                   1148: 		    '<font color="red">Draft Copy</font> ' : '';
                   1149: 		push @string, (join(':',$_,$draft.$lasthash{$_}));
1.41      ng       1150: 	    }
                   1151: 	}
                   1152:     }
1.46      ng       1153:     @string = $string[0] eq '' ? 'Nothing submitted - no attempts.' : @string;
                   1154:     return \@string,\$timestamp;
1.38      ng       1155: }
1.35      ng       1156: 
1.44      ng       1157: #--- High light keywords, with style choosen by user.
1.38      ng       1158: sub keywords_highlight {
1.44      ng       1159:     my $string    = shift;
                   1160:     my $size      = $ENV{'form.kwsize'} eq '0' ? '' : 'size='.$ENV{'form.kwsize'};
                   1161:     my $styleon   = $ENV{'form.kwstyle'} eq ''  ? '' : $ENV{'form.kwstyle'};
1.41      ng       1162:     (my $styleoff = $styleon) =~ s/\</\<\//;
1.44      ng       1163:     my @keylist   = split(/[,\s+]/,$ENV{'form.keywords'});
1.41      ng       1164:     foreach (@keylist) {
1.60      albertel 1165: 	$string =~ s/\b\Q$_\E(\b|\.)/\<font color\=$ENV{'form.kwclr'} $size\>$styleon$_$styleoff\<\/font\>/gi;
1.41      ng       1166:     }
1.57      matthew  1167:     # This is not really the right place to do this, but I cannot find a
                   1168:     # better one at this time.  So here we go - the m in the s:::mg causes
                   1169:     # ^ to match the beginning of a new line.  So we replace(???) the beginning
                   1170:     # of the line with <br /> to make things formatted a little better.
                   1171:     $string =~ s:^:<br />:mg;
1.41      ng       1172:     return $string;
1.38      ng       1173: }
1.36      ng       1174: 
1.44      ng       1175: #--- Called from submission routine
1.38      ng       1176: sub processHandGrade {
1.41      ng       1177:     my ($request) = shift;
                   1178:     my $url    = $ENV{'form.url'};
                   1179:     my $symb   = $ENV{'form.symb'};
                   1180:     my $button = $ENV{'form.gradeOpt'};
                   1181:     my $ngrade = $ENV{'form.NCT'};
                   1182:     my $ntstu  = $ENV{'form.NTSTU'};
                   1183: 
1.44      ng       1184:     if ($button eq 'Save & Next') {
                   1185: 	my $ctr = 0;
                   1186: 	while ($ctr < $ngrade) {
                   1187: 	    my ($uname,$udom) = split(/:/,$ENV{'form.unamedom'.$ctr});
1.45      ng       1188: 	    my ($errorflag) = &saveHandGrade($request,$url,$symb,$uname,$udom,$ctr);
1.44      ng       1189: 
                   1190: 	    my $includemsg = $ENV{'form.includemsg'.$ctr};
                   1191: 	    my ($subject,$message,$msgstatus) = ('','','');
1.62      albertel 1192: 	    if ($includemsg =~ /savemsg|newmsg\Q$ctr\E/) {
1.44      ng       1193: 		$subject = $ENV{'form.msgsub'} if ($includemsg =~ /^msgsub/);
                   1194: 		my (@msgnum) = split(/,/,$includemsg);
                   1195: 		foreach (@msgnum) {
                   1196: 		    $message.=$ENV{'form.'.$_} if ($_ =~ /savemsg|newmsg/ && $_ ne '');
                   1197: 		}
                   1198: 		$message =~ s/\s+/ /g;
                   1199: 		$msgstatus = &Apache::lonmsg::user_normal_msg ($uname,$udom,
                   1200: 							       $ENV{'form.msgsub'},$message);
                   1201: 	    }
                   1202: 	    if ($ENV{'form.collaborator'.$ctr}) {
                   1203: 		my (@collaborators) = split(/:/,$ENV{'form.collaborator'.$ctr});
                   1204: 		foreach (@collaborators) {
                   1205: 		    &saveHandGrade($request,$url,$symb,$_,$udom,$ctr,
                   1206: 				   $ENV{'form.unamedom'.$ctr});
                   1207: 		    if ($message ne '') {
                   1208: 			$msgstatus = &Apache::lonmsg::user_normal_msg ($_,$udom,
                   1209: 								       $ENV{'form.msgsub'},
                   1210: 								       $message);
                   1211: 		    }
                   1212: 		}
                   1213: 	    }
                   1214: 	    $ctr++;
                   1215: 	}
                   1216:     }
                   1217: 
                   1218:     # Keywords sorted in alphabatical order
1.41      ng       1219:     my $loginuser = $ENV{'user.name'}.':'.$ENV{'user.domain'};
                   1220:     my %keyhash = ();
                   1221:     $ENV{'form.keywords'}           =~ s/,\s{0,}|\s+/ /g;
                   1222:     $ENV{'form.keywords'}           =~ s/^\s+|\s+$//;
1.44      ng       1223:     my (@keywords) = sort(split(/\s+/,$ENV{'form.keywords'}));
                   1224:     $ENV{'form.keywords'} = join(' ',@keywords);
1.41      ng       1225:     $keyhash{$symb.'_keywords'}     = $ENV{'form.keywords'};
                   1226:     $keyhash{$symb.'_subject'}      = $ENV{'form.msgsub'};
                   1227:     $keyhash{$loginuser.'_kwclr'}   = $ENV{'form.kwclr'};
                   1228:     $keyhash{$loginuser.'_kwsize'}  = $ENV{'form.kwsize'};
                   1229:     $keyhash{$loginuser.'_kwstyle'} = $ENV{'form.kwstyle'};
                   1230: 
1.44      ng       1231:     # message center - Order of message gets changed. Blank line is eliminated.
                   1232:     # New messages are saved in ENV for the next student.
                   1233:     # All messages are saved in nohist_handgrade.db
1.41      ng       1234:     my ($ctr,$idx) = (1,1);
                   1235:     while ($ctr <= $ENV{'form.savemsgN'}) {
                   1236: 	if ($ENV{'form.savemsg'.$ctr} ne '') {
                   1237: 	    $keyhash{$symb.'_savemsg'.$idx} = $ENV{'form.savemsg'.$ctr};
                   1238: 	    $idx++;
                   1239: 	}
                   1240: 	$ctr++;
                   1241:     }
                   1242:     $ctr = 0;
                   1243:     while ($ctr < $ngrade) {
                   1244: 	if ($ENV{'form.newmsg'.$ctr} ne '') {
                   1245: 	    $keyhash{$symb.'_savemsg'.$idx} = $ENV{'form.newmsg'.$ctr};
                   1246: 	    $ENV{'form.savemsg'.$idx} = $ENV{'form.newmsg'.$ctr};
                   1247: 	    $idx++;
                   1248: 	}
                   1249: 	$ctr++;
                   1250:     }
                   1251:     $ENV{'form.savemsgN'} = --$idx;
                   1252:     $keyhash{$symb.'_savemsgN'} = $ENV{'form.savemsgN'};
                   1253:     my $putresult = &Apache::lonnet::put
                   1254: 	('nohist_handgrade',\%keyhash,
                   1255: 	 $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
                   1256: 	 $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
                   1257: 
1.44      ng       1258:     # Called by Save & Refresh from Highlight Attribute Window
1.41      ng       1259:     if ($ENV{'form.refresh'} eq 'on') {
                   1260: 	my $ctr = 0;
                   1261: 	$ENV{'form.NTSTU'}=$ngrade;
                   1262: 	while ($ctr < $ngrade) {
1.44      ng       1263: 	    ($ENV{'form.student'},$ENV{'form.userdom'}) = split(/:/,$ENV{'form.unamedom'.$ctr});
1.41      ng       1264: 	    &submission($request,$ctr,$ngrade-1);
                   1265: 	    $ctr++;
                   1266: 	}
                   1267: 	return '';
                   1268:     }
1.36      ng       1269: 
1.44      ng       1270:     # Get the next/previous one or group of students
1.41      ng       1271:     my $firststu = $ENV{'form.unamedom0'};
                   1272:     my $laststu = $ENV{'form.unamedom'.($ngrade-1)};
                   1273:     $ctr = 2;
                   1274:     while ($laststu eq '') {
                   1275: 	$laststu  = $ENV{'form.unamedom'.($ngrade-$ctr)};
                   1276: 	$ctr++;
                   1277: 	$laststu = $firststu if ($ctr > $ngrade);
                   1278:     }
1.44      ng       1279: 
1.56      matthew  1280:     my (undef,undef,$fullname) = &getclasslist($ENV{'form.section'},'0');
1.41      ng       1281:     my (@parsedlist,@nextlist);
                   1282:     my ($nextflg) = 0;
1.53      albertel 1283:     foreach (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1.41      ng       1284: 	if ($nextflg == 1 && $button =~ /Next$/) {
                   1285: 	    push @parsedlist,$_;
                   1286: 	}
                   1287: 	$nextflg = 1 if ($_ eq $laststu);
                   1288: 	if ($button eq 'Previous') {
                   1289: 	    last if ($_ eq $firststu);
                   1290: 	    push @parsedlist,$_;
                   1291: 	}
                   1292:     }
                   1293:     $ctr = 0;
                   1294:     my ($partlist,$handgrade) = &response_type($ENV{'form.url'});
                   1295:     @parsedlist = reverse @parsedlist if ($button eq 'Previous');
                   1296:     foreach my $student (@parsedlist) {
                   1297: 	my ($uname,$udom) = split(/:/,$student);
                   1298: 	if ($ENV{'form.submitonly'} eq 'yes') {
1.44      ng       1299: 	    my (%status) = &student_gradeStatus($ENV{'form.url'},$symb,$udom,$uname,$partlist) ;
1.41      ng       1300: 	    my $statusflg = '';
                   1301: 	    foreach (keys(%status)) {
                   1302: 		$statusflg = 1 if ($status{$_} ne 'nothing');
1.44      ng       1303: 		my ($foo,$partid,$foo1) = split(/\./);
1.41      ng       1304: 		$statusflg = '' if ($status{'resource.'.$partid.'.submitted_by'} ne '');
                   1305: 	    }
                   1306: 	    next if ($statusflg eq '');
                   1307: 	}
                   1308: 	push @nextlist,$student if ($ctr < $ntstu);
                   1309: 	$ctr++;
                   1310:     }
1.36      ng       1311: 
1.41      ng       1312:     $ctr = 0;
                   1313:     my $total = scalar(@nextlist)-1;
1.39      ng       1314: 
1.41      ng       1315:     foreach (sort @nextlist) {
                   1316: 	my ($uname,$udom,$submitter) = split(/:/);
1.44      ng       1317: 	$ENV{'form.student'}  = $uname;
                   1318: 	$ENV{'form.userdom'}  = $udom;
1.41      ng       1319: 	$ENV{'form.fullname'} = $$fullname{$_};
                   1320: #	$ENV{'form.'.$_.':submitted_by'} = $submitter;
                   1321: #	print "submitter=$ENV{'form.'.$_.':submitted_by'}= $submitter:<br>";
                   1322: 	&submission($request,$ctr,$total);
                   1323: 	$ctr++;
                   1324:     }
                   1325:     if ($total < 0) {
                   1326: 	my $the_end = '<h3><font color="red">LON-CAPA User Message</font></h3><br />'."\n";
                   1327: 	$the_end.='<b>Message: </b> No more students for this section or class.<br /><br />'."\n";
                   1328: 	$the_end.='Click on the button below to return to the grading menu.<br /><br />'."\n";
                   1329: 	$the_end.=&show_grading_menu_form ($symb,$url);
                   1330: 	$request->print($the_end);
                   1331:     }
                   1332:     return '';
1.38      ng       1333: }
1.36      ng       1334: 
1.44      ng       1335: #---- Save the score and award for each student, if changed
1.38      ng       1336: sub saveHandGrade {
1.41      ng       1337:     my ($request,$url,$symb,$stuname,$domain,$newflg,$submitter) = @_;
1.44      ng       1338:     my %record=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},$domain,$stuname);
1.41      ng       1339:     my %newrecord;
                   1340:     foreach (split(/:/,$ENV{'form.partlist'.$newflg})) {
1.43      ng       1341: 	if ($ENV{'form.GD_SEL'.$newflg.'_'.$_} eq 'excused') {
1.58      albertel 1342: 	    if ($record{'resource.'.$_.'.solved'} ne 'excused') {
                   1343: 		$newrecord{'resource.'.$_.'.solved'} = 'excused';
                   1344: 		if (exists($record{'resource.'.$_.'.awarded'})) {
                   1345: 		    $newrecord{'resource.'.$_.'.awarded'} = '';
                   1346: 		}
                   1347: 	    }
1.41      ng       1348: 	} else {
1.44      ng       1349: 	    my $pts = ($ENV{'form.GD_BOX'.$newflg.'_'.$_} ne '' ? 
                   1350: 		       $ENV{'form.GD_BOX'.$newflg.'_'.$_} : 
                   1351: 		       $ENV{'form.RADVAL'.$newflg.'_'.$_});
                   1352: 	    my $wgt = $ENV{'form.WGT'.$newflg.'_'.$_} eq '' ? 1 : 
                   1353: 		$ENV{'form.WGT'.$newflg.'_'.$_};
1.41      ng       1354: 	    my $partial= $pts/$wgt;
1.44      ng       1355: 	    $newrecord{'resource.'.$_.'.awarded'}  = $partial 
                   1356: 		if ($record{'resource.'.$_.'.awarded'} ne $partial);
                   1357: 	    my $reckey = 'resource.'.$_.'.solved';
1.41      ng       1358: 	    if ($partial == 0) {
1.44      ng       1359: 		$newrecord{$reckey} = 'incorrect_by_override' 
                   1360: 		    if ($record{$reckey} ne 'incorrect_by_override');
1.41      ng       1361: 	    } else {
1.44      ng       1362: 		$newrecord{$reckey} = 'correct_by_override' 
                   1363: 		    if ($record{$reckey} ne 'correct_by_override');
1.41      ng       1364: 	    }
1.44      ng       1365: 	    $newrecord{'resource.'.$_.'.submitted_by'} = $submitter 
                   1366: 		if ($submitter && ($record{'resource.'.$_.'.submitted_by'} ne $submitter));
1.41      ng       1367: 	}
                   1368:     }
1.44      ng       1369: 
                   1370:     if (scalar(keys(%newrecord)) > 0) {
1.41      ng       1371: 	$newrecord{'resource.regrader'}="$ENV{'user.name'}:$ENV{'user.domain'}";
1.44      ng       1372: 	&Apache::lonnet::cstore(\%newrecord,$symb,
                   1373: 				$ENV{'request.course.id'},$domain,$stuname);
1.41      ng       1374:     }
                   1375:     return '';
1.36      ng       1376: }
1.38      ng       1377: 
1.44      ng       1378: #--------------------------------------------------------------------------------------
                   1379: #
                   1380: #-------------------------- Next few routines handles grading by section or whole class
                   1381: #
                   1382: #--- Javascript to handle grading by section or whole class
1.42      ng       1383: sub viewgrades_js {
                   1384:     my ($request) = shift;
                   1385: 
1.41      ng       1386:     $request->print(<<VIEWJAVASCRIPT);
                   1387: <script type="text/javascript" language="javascript">
1.45      ng       1388:    function writePoint(partid,weight,point) {
1.42      ng       1389: 	var radioButton = eval("document.classgrade.RADVAL_"+partid);
                   1390: 	var textbox = eval("document.classgrade.TEXTVAL_"+partid);
                   1391: 	if (point == "textval") {
                   1392: 	    var point = eval("document.classgrade.TEXTVAL_"+partid+".value");
                   1393: 	    if (isNaN(point) || point < 0) {
                   1394: 		alert("A number equal or greater than 0 is expected. Entered value = "+point);
                   1395: 		var resetbox = false;
                   1396: 		for (var i=0; i<radioButton.length; i++) {
                   1397: 		    if (radioButton[i].checked) {
                   1398: 			textbox.value = i;
                   1399: 			resetbox = true;
                   1400: 		    }
                   1401: 		}
                   1402: 		if (!resetbox) {
                   1403: 		    textbox.value = "";
                   1404: 		}
                   1405: 		return;
                   1406: 	    }
1.44      ng       1407: 	    if (point > weight) {
                   1408: 		var resp = confirm("You entered a value ("+point+
                   1409: 				   ") greater than the weight for the part. Accept?");
                   1410: 		if (resp == false) {
                   1411: 		    textbox.value = "";
                   1412: 		    return;
                   1413: 		}
                   1414: 	    }
1.42      ng       1415: 	    for (var i=0; i<radioButton.length; i++) {
                   1416: 		radioButton[i].checked=false;
                   1417: 		if (point == i) {
                   1418: 		    radioButton[i].checked=true;
                   1419: 		}
                   1420: 	    }
1.41      ng       1421: 
1.42      ng       1422: 	} else {
                   1423: 	    textbox.value = point;
                   1424: 	}
1.41      ng       1425: 	for (i=0;i<document.classgrade.total.value;i++) {
1.43      ng       1426: 	    var user = eval("document.classgrade.ctr"+i+".value");
                   1427: 	    var scorename = eval("document.classgrade.GD_"+user+
1.54      albertel 1428: 				 "_"+partid+"_awarded");
1.43      ng       1429: 	    var saveval   = eval("document.classgrade.GD_"+user+
1.54      albertel 1430: 				 "_"+partid+"_solved_s.value");
                   1431: 	    var selname   = eval("document.classgrade.GD_"+user+"_"+partid+"_solved");
1.42      ng       1432: 	    if (saveval != "correct") {
                   1433: 		scorename.value = point;
1.43      ng       1434: 		if (selname[0].selected != true) {
                   1435: 		    selname[0].selected = true;
                   1436: 		}
1.42      ng       1437: 	    }
                   1438: 	}
                   1439: 	var selval   = eval("document.classgrade.SELVAL_"+partid);
                   1440: 	selval[0].selected = true;
                   1441:     }
                   1442: 
                   1443:     function writeRadText(partid,weight) {
                   1444: 	var selval   = eval("document.classgrade.SELVAL_"+partid);
1.43      ng       1445: 	var radioButton = eval("document.classgrade.RADVAL_"+partid);
                   1446: 	var textbox = eval("document.classgrade.TEXTVAL_"+partid);
1.42      ng       1447: 	if (selval[1].selected) {
                   1448: 	    for (var i=0; i<radioButton.length; i++) {
                   1449: 		radioButton[i].checked=false;
                   1450: 
                   1451: 	    }
                   1452: 	    textbox.value = "";
                   1453: 
                   1454: 	    for (i=0;i<document.classgrade.total.value;i++) {
1.43      ng       1455: 		var user = eval("document.classgrade.ctr"+i+".value");
                   1456: 		var scorename = eval("document.classgrade.GD_"+user+
1.54      albertel 1457: 				     "_"+partid+"_awarded");
1.43      ng       1458: 		var saveval   = eval("document.classgrade.GD_"+user+
1.54      albertel 1459: 				     "_"+partid+"_solved_s.value");
1.43      ng       1460: 		var selname   = eval("document.classgrade.GD_"+user+
1.54      albertel 1461: 				     "_"+partid+"_solved");
1.42      ng       1462: 		if (saveval != "correct") {
                   1463: 		    scorename.value = "";
                   1464: 		    selname[1].selected = true;
                   1465: 		}
                   1466: 	    }
1.43      ng       1467: 	} else {
                   1468: 	    for (i=0;i<document.classgrade.total.value;i++) {
                   1469: 		var user = eval("document.classgrade.ctr"+i+".value");
                   1470: 		var scorename = eval("document.classgrade.GD_"+user+
1.54      albertel 1471: 				     "_"+partid+"_awarded");
1.43      ng       1472: 		var saveval   = eval("document.classgrade.GD_"+user+
1.54      albertel 1473: 				     "_"+partid+"_solved_s.value");
1.43      ng       1474: 		var selname   = eval("document.classgrade.GD_"+user+
1.54      albertel 1475: 				     "_"+partid+"_solved");
1.43      ng       1476: 		if (saveval != "correct") {
                   1477: 		    scorename.value = eval("document.classgrade.GD_"+user+
1.54      albertel 1478: 				     "_"+partid+"_awarded_s.value");;
1.43      ng       1479: 		    selname[0].selected = true;
                   1480: 		}
                   1481: 	    }
                   1482: 	}	    
1.42      ng       1483:     }
                   1484: 
                   1485:     function changeSelect(partid,user) {
1.54      albertel 1486: 	var selval = eval("document.classgrade.GD_"+user+'_'+partid+"_solved");
                   1487: 	var textbox = eval("document.classgrade.GD_"+user+'_'+partid+"_awarded");
1.44      ng       1488: 	var point  = textbox.value;
                   1489: 	var weight = eval("document.classgrade.weight_"+partid+".value");
                   1490: 
                   1491: 	if (isNaN(point) || point < 0) {
                   1492: 	    alert("A number equal or greater than 0 is expected. Entered value = "+point);
                   1493: 	    textbox.value = "";
                   1494: 	    return;
                   1495: 	}
                   1496: 	if (point > weight) {
                   1497: 	    var resp = confirm("You entered a value ("+point+
                   1498: 			       ") greater than the weight of the part. Accept?");
                   1499: 	    if (resp == false) {
                   1500: 		textbox.value = "";
                   1501: 		return;
                   1502: 	    }
                   1503: 	}
1.42      ng       1504: 	selval[0].selected = true;
                   1505:     }
                   1506: 
                   1507:     function changeOneScore(partid,user) {
1.54      albertel 1508: 	var selval = eval("document.classgrade.GD_"+user+'_'+partid+"_solved");
1.42      ng       1509: 	if (selval[1].selected) {
1.54      albertel 1510: 	    var boxval = eval("document.classgrade.GD_"+user+'_'+partid+"_awarded");
1.42      ng       1511: 	    boxval.value = "";
                   1512: 	}
                   1513:     }
                   1514: 
                   1515:     function resetEntry(numpart) {
                   1516: 	for (ctpart=0;ctpart<numpart;ctpart++) {
                   1517: 	    var partid = eval("document.classgrade.partid_"+ctpart+".value");
                   1518: 	    var radioButton = eval("document.classgrade.RADVAL_"+partid);
                   1519: 	    var textbox = eval("document.classgrade.TEXTVAL_"+partid);
                   1520: 	    var selval  = eval("document.classgrade.SELVAL_"+partid);
                   1521: 	    for (var i=0; i<radioButton.length; i++) {
                   1522: 		radioButton[i].checked=false;
                   1523: 
                   1524: 	    }
                   1525: 	    textbox.value = "";
                   1526: 	    selval[0].selected = true;
                   1527: 
                   1528: 	    for (i=0;i<document.classgrade.total.value;i++) {
1.43      ng       1529: 		var user = eval("document.classgrade.ctr"+i+".value");
                   1530: 		var resetscore = eval("document.classgrade.GD_"+user+
1.54      albertel 1531: 				      "_"+partid+"_awarded");
1.43      ng       1532: 		resetscore.value = eval("document.classgrade.GD_"+user+
1.54      albertel 1533: 					"_"+partid+"_awarded_s.value");
1.42      ng       1534: 
1.43      ng       1535: 		var saveselval   = eval("document.classgrade.GD_"+user+
1.54      albertel 1536: 				     "_"+partid+"_solved_s.value");
1.42      ng       1537: 
1.54      albertel 1538: 		var selname   = eval("document.classgrade.GD_"+user+"_"+partid+"_solved");
1.42      ng       1539: 		if (saveselval == "excused") {
1.43      ng       1540: 		    if (selname[1].selected == false) { selname[1].selected = true;}
1.42      ng       1541: 		} else {
1.43      ng       1542: 		    if (selname[0].selected == false) {selname[0].selected = true};
1.42      ng       1543: 		}
                   1544: 	    }
1.41      ng       1545: 	}
1.42      ng       1546:     }
                   1547: 
1.41      ng       1548: </script>
                   1549: VIEWJAVASCRIPT
1.42      ng       1550: }
                   1551: 
1.44      ng       1552: #--- show scores for a section or whole class w/ option to change/update a score
1.42      ng       1553: sub viewgrades {
                   1554:     my ($request) = shift;
                   1555:     &viewgrades_js($request);
1.41      ng       1556: 
                   1557:     my ($symb,$url) = ($ENV{'form.symb'},$ENV{'form.url'}); 
1.45      ng       1558:     my $result='<h3><font color="#339933">Manual Grading</font></h3>';
1.38      ng       1559: 
1.43      ng       1560:     $result.='<font size=+1><b>Resource: </b>'.$ENV{'form.url'}.'</font>'."\n";
1.41      ng       1561: 
                   1562:     #view individual student submission form - called using Javascript viewOneStudent
1.45      ng       1563:     $result.=&jscriptNform($url,$symb);
1.41      ng       1564: 
1.44      ng       1565:     #beginning of class grading form
1.41      ng       1566:     $result.= '<form action="/adm/grades" method="post" name="classgrade">'."\n".
                   1567: 	'<input type="hidden" name="symb"    value="'.$symb.'" />'."\n".
                   1568: 	'<input type="hidden" name="url"     value="'.$url.'" />'."\n".
1.38      ng       1569: 	'<input type="hidden" name="command" value="editgrades" />'."\n".
1.41      ng       1570: 	'<input type="hidden" name="section" value="'.$ENV{'form.section'}.'" />'."\n";
1.52      albertel 1571:     $result.='<h3>Assign Common Grade To ';
                   1572:     if ($ENV{'form.section'} eq 'all') {
                   1573: 	$result.='Class </h3>';
                   1574:     } elsif ($ENV{'form.section'} eq 'no') {
                   1575: 	$result.='Students in no Section </h3>';
                   1576:     } else {
                   1577: 	$result.='Students in Section '.$ENV{'form.section'}.'</h3>';
                   1578:     }
                   1579:     $result.= '<table border=0><tr><td bgcolor="#777777">'."\n".
                   1580: 	'<table border=0><tr bgcolor="#ffffdd"><td>';
                   1581: #    $result.='To assign the same score for all the students use the radio buttons or '.
                   1582: #	'text box below. To assign scores individually fill in the score boxes for '.
                   1583: #	'each student in the table below. <font color="red">A part that has already '.
                   1584: #	'been graded does not get changed using the radio buttons or text box. '.
                   1585: #	'If needed, it has to be changed individually.</font>';
                   1586: #    $result.='</td></tr><tr><td>';
1.44      ng       1587:     #radio buttons/text box for assigning points for a section or class.
                   1588:     #handles different parts of a problem
1.42      ng       1589:     my ($partlist,$handgrade) = &response_type($ENV{'form.url'});
                   1590:     my %weight = ();
                   1591:     my $ctsparts = 0;
1.41      ng       1592:     $result.='<table border="0">';
1.45      ng       1593:     my %seen = ();
1.42      ng       1594:     for (sort keys(%$handgrade)) {
1.54      albertel 1595: 	my ($partid,$respid) = split (/_/,$_,2);
1.45      ng       1596: 	next if $seen{$partid};
                   1597: 	$seen{$partid}++;
1.42      ng       1598: 	my ($responsetype,$handgrade)=split(/:/,$$handgrade{$_});
                   1599: 	my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb);
                   1600: 	$weight{$partid} = $wgt eq '' ? '1' : $wgt;
                   1601: 
1.44      ng       1602: 	$result.='<input type="hidden" name="partid_'.
                   1603: 	    $ctsparts.'" value="'.$partid.'" />'."\n";
                   1604: 	$result.='<input type="hidden" name="weight_'.
                   1605: 	    $partid.'" value="'.$weight{$partid}.'" />'."\n";
                   1606: 	$result.='<tr><td><b>Part  '.$partid.'&nbsp; &nbsp;Point:</b> </td><td>';
1.42      ng       1607: 	$result.='<table border="0"><tr>';  
1.41      ng       1608: 	my $ctr = 0;
1.42      ng       1609: 	while ($ctr<=$weight{$partid}) { # display radio buttons in a nice table 10 across
                   1610: 	    $result.= '<td><input type="radio" name="RADVAL_'.$partid.'" '.
1.54      albertel 1611: 		'onclick="javascript:writePoint(\''.$partid.'\','.$weight{$partid}.
1.41      ng       1612: 		','.$ctr.')" />'.$ctr."</td>\n";
                   1613: 	    $result.=(($ctr+1)%10 == 0 ? '</tr><tr>' : '');
                   1614: 	    $ctr++;
                   1615: 	}
                   1616: 	$result.='</tr></table>';
1.44      ng       1617: 	$result.= '</td><td><b> or </b><input type="text" name="TEXTVAL_'.
1.54      albertel 1618: 	    $partid.'" size="4" '.'onChange="javascript:writePoint(\''.
                   1619: 		$partid.'\','.$weight{$partid}.',\'textval\')" /> /'.
1.42      ng       1620: 	    $weight{$partid}.' (problem weight)</td>'."\n";
                   1621: 	$result.= '</td><td><select name="SELVAL_'.$partid.'"'.
1.54      albertel 1622: 	    'onChange="javascript:writeRadText(\''.$partid.'\','.
1.59      albertel 1623: 		$weight{$partid}.')"> '.
1.42      ng       1624: 	    '<option selected="on"> </option>'.
                   1625: 	    '<option>excused</option></select></td></tr>'."\n";
                   1626: 	$ctsparts++;
1.41      ng       1627:     }
1.52      albertel 1628:     $result.='</table>'.'</td></tr></table>'.'</td></tr></table>'."\n".
                   1629: 	'<input type="hidden" name="totalparts" value="'.$ctsparts.'" />';
1.42      ng       1630:     $result.='<input type="button" value="Reset" '.
1.43      ng       1631: 	'onClick="javascript:resetEntry('.$ctsparts.');" TARGET=_self> &nbsp; &nbsp;';
1.45      ng       1632:     $result.='<input type="button" value="Submit Changes" '.
                   1633: 	'onClick="javascript:submit();" TARGET=_self />'."\n";
1.41      ng       1634: 
1.44      ng       1635:     #table listing all the students in a section/class
                   1636:     #header of table
1.52      albertel 1637:     $result.= '<h3>Assign Grade to Specific Students in ';
                   1638:     if ($ENV{'form.section'} eq 'all') {
                   1639: 	$result.='the Class </h3>';
                   1640:     } elsif ($ENV{'form.section'} eq 'no') {
                   1641: 	$result.='no Section </h3>';
                   1642:     } else {
                   1643: 	$result.='Section '.$ENV{'form.section'}.'</h3>';
                   1644:     }
1.42      ng       1645:     $result.= '<table border=0><tr><td bgcolor="#777777">'."\n".
1.41      ng       1646: 	'<table border=0><tr bgcolor="#deffff">'.
1.44      ng       1647: 	'<td><b>Fullname</b></td><td><b>Username</b></td><td><b>Domain</b></td>'."\n";
1.41      ng       1648:     my (@parts) = sort(&getpartlist($url));
                   1649:     foreach my $part (@parts) {
                   1650: 	my $display=&Apache::lonnet::metadata($url,$part.'.display');
                   1651: 	if  (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); }
                   1652: 	if ($display =~ /^Partial Credit Factor/) {
1.54      albertel 1653: 	    my ($partid) = &split_part_type($part);
1.53      albertel 1654: 	    $result.='<td><b>Score Part '.$partid.'<br />(weight = '.
1.42      ng       1655: 		$weight{$partid}.')</b></td>'."\n";
1.41      ng       1656: 	    next;
                   1657: 	}
1.53      albertel 1658: 	$display =~ s|Problem Status|Grade Status<br />|;
1.41      ng       1659: 	$result.='<td><b>'.$display.'</b></td>'."\n";
                   1660:     }
                   1661:     $result.='</tr>';
1.44      ng       1662: 
1.41      ng       1663:     #get info for each student
1.44      ng       1664:     #list all the students - with points and grade status
1.56      matthew  1665:     my (undef,undef,$fullname) = &getclasslist($ENV{'form.section'},'0');
1.41      ng       1666:     my $ctr = 0;
1.53      albertel 1667:     foreach (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1.44      ng       1668: 	my ($uname,$udom) = split(/:/);
                   1669: 	$result.='<input type="hidden" name="ctr'.$ctr.'" value="'.$uname.'" />'."\n";
1.41      ng       1670: 	$result.=&viewstudentgrade($url,$symb,$ENV{'request.course.id'},
                   1671: 				   $_,$$fullname{$_},\@parts,\%weight);
                   1672: 	$ctr++;
                   1673:     }
                   1674:     $result.='</table></td></tr></table>';
                   1675:     $result.='<input type="hidden" name="total" value="'.$ctr.'" />'."\n";
1.45      ng       1676:     $result.='<input type="button" value="Submit Changes" '.
                   1677: 	'onClick="javascript:submit();" TARGET=_self /></form>'."\n";
1.41      ng       1678:     $result.=&show_grading_menu_form($symb,$url);
                   1679:     return $result;
                   1680: }
                   1681: 
1.44      ng       1682: #--- call by previous routine to display each student
1.41      ng       1683: sub viewstudentgrade {
                   1684:     my ($url,$symb,$courseid,$student,$fullname,$parts,$weight) = @_;
1.44      ng       1685:     my ($uname,$udom) = split(/:/,$student);
                   1686:     my %record=&Apache::lonnet::restore($symb,$courseid,$udom,$uname);
1.41      ng       1687:     my $result='<tr bgcolor="#ffffdd"><td>'.
1.44      ng       1688: 	'<a href="javascript:viewOneStudent(\''.$uname.'\',\''.$udom.
                   1689: 	'\')"; TARGET=_self>'.$fullname.'</a>'.
                   1690: 	'</td><td>'.$uname.'</td><td align="middle">'.$udom.'</td>'."\n";
1.63      albertel 1691:     foreach my $apart (@$parts) {
                   1692: 	my ($part,$type) = &split_part_type($apart);
1.41      ng       1693: 	my $score=$record{"resource.$part.$type"};
                   1694: 	if ($type eq 'awarded') {
1.42      ng       1695: 	    my $pts = $score eq '' ? '' : $score*$$weight{$part};
                   1696: 	    $result.='<input type="hidden" name="'.
1.54      albertel 1697: 		'GD_'.$uname.'_'.$part.'_awarded_s" value="'.$pts.'" />'."\n";
1.42      ng       1698: 	    $result.='<td align="middle"><input type="text" name="'.
1.54      albertel 1699: 		'GD_'.$uname.'_'.$part.'_awarded" '.
                   1700: 		'onChange="javascript:changeSelect(\''.$part.'\',\''.$uname.
1.44      ng       1701: 		'\')" value="'.$pts.'" size="4" /></td>'."\n";
1.41      ng       1702: 	} elsif ($type eq 'solved') {
                   1703: 	    my ($status,$foo)=split(/_/,$score,2);
                   1704: 	    $status = 'nothing' if ($status eq '');
1.54      albertel 1705: 	    $result.='<input type="hidden" name="'.'GD_'.$uname.'_'.
                   1706: 		$part.'_solved_s" value="'.$status.'" />'."\n";
1.42      ng       1707: 	    $result.='<td align="middle"><select name="'.
1.54      albertel 1708: 		'GD_'.$uname.'_'.$part.'_solved" '.
                   1709: 		'onChange="javascript:changeOneScore(\''.$part.'\',\''.$uname.'\')" >'."\n";
1.42      ng       1710: 	    my $optsel = '<option selected="on"> </option><option>excused</option>'."\n";
                   1711: 	    $optsel = '<option> </option><option selected="on">excused</option>'."\n"
                   1712: 		if ($status eq 'excused');
1.41      ng       1713: 	    $result.=$optsel;
                   1714: 	    $result.="</select></td>\n";
1.54      albertel 1715: 	} else {
                   1716: 	    $result.='<input type="hidden" name="'.
                   1717: 		'GD_'.$uname.'_'.$part.'_'.$type.'_s" value="'.$score.'" />'.
                   1718: 		    "\n";
                   1719: 	    $result.='<td align="middle"><input type="text" name="'.
                   1720: 		'GD_'.$uname.'_'.$part.'_'.$type.'" '.
                   1721: 		'value="'.$score.'" size="4" /></td>'."\n";
1.41      ng       1722: 	}
                   1723:     }
                   1724:     $result.='</tr>';
                   1725:     return $result;
1.38      ng       1726: }
                   1727: 
1.44      ng       1728: #--- change scores for all the students in a section/class
                   1729: #    record does not get update if unchanged
1.38      ng       1730: sub editgrades {
1.41      ng       1731:     my ($request) = @_;
                   1732: 
                   1733:     my $symb=$ENV{'form.symb'};
1.43      ng       1734:     my $url =$ENV{'form.url'};
1.45      ng       1735:     my $title='<h3><font color="#339933">Current Grade Status</font></h3>';
1.44      ng       1736:     $title.='<font size=+1><b>Resource: </b>'.$ENV{'form.url'}.'</font><br />'."\n";
                   1737:     $title.='<font size=+1><b>Section: </b>'.$ENV{'form.section'}.'</font>'."\n";
                   1738:     $title.= &show_grading_menu_form ($symb,$url);
                   1739:     my $result= '<table border="0"><tr><td bgcolor="#777777">'."\n";
1.43      ng       1740:     $result.= '<table border="0"><tr bgcolor="#deffff">'.
                   1741: 	'<td rowspan=2><b>Username</b></td><td rowspan=2><b>Fullname</b></td>'."\n";
                   1742: 
                   1743:     my %scoreptr = (
                   1744: 		    'correct'  =>'correct_by_override',
                   1745: 		    'incorrect'=>'incorrect_by_override',
                   1746: 		    'excused'  =>'excused',
                   1747: 		    'ungraded' =>'ungraded_attempted',
                   1748: 		    'nothing'  => '',
                   1749: 		    );
1.56      matthew  1750:     my ($classlist,undef,$fullname) = &getclasslist($ENV{'form.section'},'0');
1.34      ng       1751: 
1.44      ng       1752:     my (@partid);
                   1753:     my %weight = ();
1.54      albertel 1754:     my %columns = ();
1.44      ng       1755:     my ($i,$ctr,$count,$rec_update) = (0,0,0,0);
1.54      albertel 1756: 
                   1757:     my (@parts) = sort(&getpartlist($url));
                   1758:     my $header;
1.44      ng       1759:     while ($ctr < $ENV{'form.totalparts'}) {
                   1760: 	my $partid = $ENV{'form.partid_'.$ctr};
                   1761: 	push @partid,$partid;
                   1762: 	$weight{$partid} = $ENV{'form.weight_'.$partid};
                   1763: 	$ctr++;
1.54      albertel 1764:     }
                   1765:     foreach my $partid (@partid) {
                   1766: 	$header .= '<td align="center">&nbsp;<b>Old Score</b>&nbsp;</td>'.
                   1767: 	    '<td align="center">&nbsp;<b>New Score</b>&nbsp;</td>';
                   1768: 	$columns{$partid}=2;
                   1769: 	foreach my $stores (@parts) {
                   1770: 	    my ($part,$type) = &split_part_type($stores);
                   1771: 	    if ($part !~ m/^\Q$partid\E/) { next;}
                   1772: 	    if ($type eq 'awarded' || $type eq 'solved') { next; }
                   1773: 	    my $display=&Apache::lonnet::metadata($url,$stores.'.display');
                   1774: 	    $display =~ s/\[Part: (\w)+\]//;
                   1775: 	    $header .= '<td align="center">&nbsp;<b>Old</b> '.$display.'&nbsp;</td>'.
                   1776: 		'<td align="center">&nbsp;<b>New</b> '.$display.'&nbsp;</td>';
                   1777: 	    $columns{$partid}+=2;
                   1778: 	}
                   1779:     }
                   1780:     foreach my $partid (@partid) {
                   1781: 	$result .= '<td colspan="'.$columns{$partid}.
                   1782: 	    '" align="center"><b>Part '.$partid.
1.44      ng       1783: 	    '</b> (Weight = '.$weight{$partid}.')</td>';
1.54      albertel 1784: 
1.44      ng       1785:     }
                   1786:     $result .= '</tr><tr bgcolor="#deffff">';
1.54      albertel 1787:     $result .= $header;
1.44      ng       1788:     $result .= '</tr>'."\n";
1.13      albertel 1789: 
1.44      ng       1790:     for ($i=0; $i<$ENV{'form.total'}; $i++) {
                   1791: 	my $user = $ENV{'form.ctr'.$i};
                   1792: 	my %newrecord;
                   1793: 	my $updateflag = 0;
                   1794: 	my @userdom = grep /^$user:/,keys %$classlist;
1.54      albertel 1795: 	my (undef,$udom) = split(/:/,$userdom[0]);
1.13      albertel 1796: 
1.44      ng       1797: 	$result .= '<tr bgcolor="#ffffde"><td>'.$user.'&nbsp;</td><td>'.
                   1798: 	    $$fullname{$userdom[0]}.'&nbsp;</td>';
                   1799: 	foreach (@partid) {
1.54      albertel 1800: 	    my $old_aw    = $ENV{'form.GD_'.$user.'_'.$_.'_awarded_s'};
                   1801: 	    my $old_part_pcr = $old_aw/($weight{$_} ne '0' ? $weight{$_}:1);
                   1802: 	    my $old_part  = $old_aw eq '' ? '' : $old_part_pcr;
                   1803: 	    my $old_score = $scoreptr{$ENV{'form.GD_'.$user.'_'.$_.'_solved_s'}};
                   1804: 
                   1805: 	    my $awarded   = $ENV{'form.GD_'.$user.'_'.$_.'_awarded'};
                   1806: 	    my $pcr       = $awarded/($weight{$_} ne '0' ? $weight{$_} : 1);
                   1807: 	    my $partial   = $awarded eq '' ? '' : $pcr;
1.44      ng       1808: 	    my $score;
                   1809: 	    if ($partial eq '') {
1.54      albertel 1810: 		$score = $scoreptr{$ENV{'form.GD_'.$user.'_'.$_.'_solved_s'}};
1.44      ng       1811: 	    } elsif ($partial > 0) {
                   1812: 		$score = 'correct_by_override';
                   1813: 	    } elsif ($partial == 0) {
                   1814: 		$score = 'incorrect_by_override';
                   1815: 	    }
1.54      albertel 1816: 	    $score = 'excused' if (($ENV{'form.GD_'.$user.'_'.$_.'_solved'} eq 'excused') &&
1.44      ng       1817: 				   ($score ne 'excused'));
                   1818: 	    $result .= '<td align="center">'.$old_aw.'&nbsp;</td>'.
                   1819: 		'<td align="center">'.$awarded.
                   1820: 		($score eq 'excused' ? $score : '').'&nbsp;</td>';
1.5       albertel 1821: 
1.54      albertel 1822: 	    if (!($old_part eq $partial && $old_score eq $score)) {
                   1823: 		$updateflag = 1;
                   1824: 		$newrecord{'resource.'.$_.'.awarded'}  = $partial if $partial ne '';
                   1825: 		$newrecord{'resource.'.$_.'.solved'}   = $score;
                   1826: 		$rec_update++;
                   1827: 	    }
                   1828: 
                   1829: 	    my $partid=$_;
                   1830: 	    foreach my $stores (@parts) {
                   1831: 		my ($part,$type) = &split_part_type($stores);
                   1832: 		if ($part !~ m/^\Q$partid\E/) { next;}
                   1833: 		if ($type eq 'awarded' || $type eq 'solved') { next; }
                   1834: 		my $old_aw    = $ENV{'form.GD_'.$user.'_'.$part.'_'.$type.'_s'};
                   1835: 		my $awarded   = $ENV{'form.GD_'.$user.'_'.$part.'_'.$type};
                   1836: 		if ($awarded ne '' && $awarded ne $old_aw) {
                   1837: 		    $newrecord{'resource.'.$part.'.'.$type}= $awarded;
                   1838: 		    $updateflag=1;
                   1839: 		}
                   1840: 		$result .= '<td align="center">'.$old_aw.'&nbsp;</td>'.
                   1841: 		    '<td align="center">'.$awarded.'&nbsp;</td>';
                   1842: 	    }
1.44      ng       1843: 	}
                   1844: 	$result .= '</tr>'."\n";
                   1845: 	if ($updateflag) {
                   1846: 	    $count++;
                   1847: 	    $newrecord{'resource.regrader'}="$ENV{'user.name'}:$ENV{'user.domain'}";
                   1848: 	    &Apache::lonnet::cstore(\%newrecord,$symb,$ENV{'request.course.id'},
                   1849: 				    $udom,$user);
                   1850: 	}
                   1851:     }
                   1852:     $result .= '</table></td></tr></table>'."\n";
                   1853:     my $msg = '<b>Number of records updated = '.$rec_update.
                   1854: 	' for '.$count.' student'.($count <= 1 ? '' : 's').'.</b><br />'.
                   1855: 	'<b>Total number of students = '.$ENV{'form.total'}.'</b><br />';
                   1856:     return $title.$msg.$result;
1.5       albertel 1857: }
1.54      albertel 1858: 
                   1859: sub split_part_type {
                   1860:     my ($partstr) = @_;
                   1861:     my ($temp,@allparts)=split(/_/,$partstr);
                   1862:     my $type=pop(@allparts);
                   1863:     my $part=join('.',@allparts);
                   1864:     return ($part,$type);
                   1865: }
                   1866: 
1.44      ng       1867: #------------- end of section for handling grading by section/class ---------
                   1868: #
                   1869: #----------------------------------------------------------------------------
                   1870: 
1.5       albertel 1871: 
1.44      ng       1872: #----------------------------------------------------------------------------
                   1873: #
                   1874: #-------------------------- Next few routines handles grading by csv upload
                   1875: #
                   1876: #--- Javascript to handle csv upload
1.27      albertel 1877: sub csvupload_javascript_reverse_associate {
                   1878:   return(<<ENDPICK);
                   1879:   function verify(vf) {
                   1880:     var foundsomething=0;
                   1881:     var founduname=0;
                   1882:     var founddomain=0;
                   1883:     for (i=0;i<=vf.nfields.value;i++) {
                   1884:       tw=eval('vf.f'+i+'.selectedIndex');
                   1885:       if (i==0 && tw!=0) { founduname=1; }
                   1886:       if (i==1 && tw!=0) { founddomain=1; }
                   1887:       if (i!=0 && i!=1 && tw!=0) { foundsomething=1; }
                   1888:     }
                   1889:     if (founduname==0 || founddomain==0) {
                   1890:       alert('You need to specify at both the username and domain');
                   1891:       return;
                   1892:     }
                   1893:     if (foundsomething==0) {
                   1894:       alert('You need to specify at least one grading field');
                   1895:       return;
                   1896:     }
                   1897:     vf.submit();
                   1898:   }
                   1899:   function flip(vf,tf) {
                   1900:     var nw=eval('vf.f'+tf+'.selectedIndex');
                   1901:     var i;
                   1902:     for (i=0;i<=vf.nfields.value;i++) {
                   1903:       //can not pick the same destination field for both name and domain
                   1904:       if (((i ==0)||(i ==1)) && 
                   1905:           ((tf==0)||(tf==1)) && 
                   1906:           (i!=tf) &&
                   1907:           (eval('vf.f'+i+'.selectedIndex')==nw)) {
                   1908:         eval('vf.f'+i+'.selectedIndex=0;')
                   1909:       }
                   1910:     }
                   1911:   }
                   1912: ENDPICK
                   1913: }
                   1914: 
                   1915: sub csvupload_javascript_forward_associate {
                   1916:   return(<<ENDPICK);
                   1917:   function verify(vf) {
                   1918:     var foundsomething=0;
                   1919:     var founduname=0;
                   1920:     var founddomain=0;
                   1921:     for (i=0;i<=vf.nfields.value;i++) {
                   1922:       tw=eval('vf.f'+i+'.selectedIndex');
                   1923:       if (tw==1) { founduname=1; }
                   1924:       if (tw==2) { founddomain=1; }
                   1925:       if (tw>2) { foundsomething=1; }
                   1926:     }
                   1927:     if (founduname==0 || founddomain==0) {
                   1928:       alert('You need to specify at both the username and domain');
                   1929:       return;
                   1930:     }
                   1931:     if (foundsomething==0) {
                   1932:       alert('You need to specify at least one grading field');
                   1933:       return;
                   1934:     }
                   1935:     vf.submit();
                   1936:   }
                   1937:   function flip(vf,tf) {
                   1938:     var nw=eval('vf.f'+tf+'.selectedIndex');
                   1939:     var i;
                   1940:     //can not pick the same destination field twice
                   1941:     for (i=0;i<=vf.nfields.value;i++) {
                   1942:       if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) {
                   1943:         eval('vf.f'+i+'.selectedIndex=0;')
                   1944:       }
                   1945:     }
                   1946:   }
                   1947: ENDPICK
                   1948: }
                   1949: 
1.26      albertel 1950: sub csvuploadmap_header {
1.41      ng       1951:     my ($request,$symb,$url,$datatoken,$distotal)= @_;
                   1952:     my $javascript;
                   1953:     if ($ENV{'form.upfile_associate'} eq 'reverse') {
                   1954: 	$javascript=&csvupload_javascript_reverse_associate();
                   1955:     } else {
                   1956: 	$javascript=&csvupload_javascript_forward_associate();
                   1957:     }
1.45      ng       1958: 
                   1959:     my $result='<table border="0">';
                   1960:     $result.='<tr><td colspan=3><font size=+1><b>Resource: </b>'.$url.'</font></td></tr>';
                   1961:     my ($partlist,$handgrade) = &response_type($url);
                   1962:     my ($resptype,$hdgrade)=('','no');
                   1963:     for (sort keys(%$handgrade)) {
                   1964: 	my ($responsetype,$handgrade)=split(/:/,$$handgrade{$_});
                   1965: 	$resptype = $responsetype;
                   1966: 	$hdgrade = $handgrade if ($handgrade eq 'yes');
                   1967: 	$result.='<tr><td><b>Part </b>'.(split(/_/))[0].'</td>'.
                   1968: 	    '<td><b>Type: </b>'.$responsetype.'</td>'.
                   1969: 	    '<td><b>Handgrade: </b>'.$handgrade.'</font></td></tr>';
                   1970:     }
                   1971:     $result.='</table>';
1.41      ng       1972:     $request->print(<<ENDPICK);
1.26      albertel 1973: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
1.45      ng       1974: <h3><font color="#339933">Uploading Class Grades</font></h3>
                   1975: $result
1.26      albertel 1976: <hr>
                   1977: <h3>Identify fields</h3>
                   1978: Total number of records found in file: $distotal <hr />
                   1979: Enter as many fields as you can. The system will inform you and bring you back
                   1980: to this page if the data selected is insufficient to run your class.<hr />
                   1981: <input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />
                   1982: <input type="hidden" name="associate"  value="" />
                   1983: <input type="hidden" name="phase"      value="three" />
                   1984: <input type="hidden" name="datatoken"  value="$datatoken" />
                   1985: <input type="hidden" name="fileupload" value="$ENV{'form.fileupload'}" />
                   1986: <input type="hidden" name="upfiletype" value="$ENV{'form.upfiletype'}" />
                   1987: <input type="hidden" name="upfile_associate" 
                   1988:                                        value="$ENV{'form.upfile_associate'}" />
                   1989: <input type="hidden" name="symb"       value="$symb" />
                   1990: <input type="hidden" name="url"        value="$url" />
                   1991: <input type="hidden" name="command"    value="csvuploadassign" />
                   1992: <hr />
                   1993: <script type="text/javascript" language="Javascript">
                   1994: $javascript
                   1995: </script>
                   1996: ENDPICK
1.41      ng       1997: return '';
1.26      albertel 1998: 
                   1999: }
                   2000: 
                   2001: sub csvupload_fields {
1.41      ng       2002:     my ($url) = @_;
                   2003:     my (@parts) = &getpartlist($url);
                   2004:     my @fields=(['username','Student Username'],['domain','Student Domain']);
                   2005:     foreach my $part (sort(@parts)) {
                   2006: 	my @datum;
                   2007: 	my $display=&Apache::lonnet::metadata($url,$part.'.display');
                   2008: 	my $name=$part;
                   2009: 	if  (!$display) { $display = $name; }
                   2010: 	@datum=($name,$display);
                   2011: 	push(@fields,\@datum);
                   2012:     }
                   2013:     return (@fields);
1.26      albertel 2014: }
                   2015: 
                   2016: sub csvuploadmap_footer {
1.41      ng       2017:     my ($request,$i,$keyfields) =@_;
                   2018:     $request->print(<<ENDPICK);
1.26      albertel 2019: </table>
                   2020: <input type="hidden" name="nfields" value="$i" />
                   2021: <input type="hidden" name="keyfields" value="$keyfields" />
                   2022: <input type="button" onClick="javascript:verify(this.form)" value="Assign Grades" /><br />
                   2023: </form>
                   2024: ENDPICK
                   2025: }
                   2026: 
                   2027: sub csvuploadmap {
1.41      ng       2028:     my ($request)= @_;
                   2029:     my ($symb,$url)=&get_symb_and_url($request);
                   2030:     if (!$symb) {return '';}
                   2031:     my $datatoken;
                   2032:     if (!$ENV{'form.datatoken'}) {
                   2033: 	$datatoken=&Apache::loncommon::upfile_store($request);
1.26      albertel 2034:     } else {
1.41      ng       2035: 	$datatoken=$ENV{'form.datatoken'};
                   2036: 	&Apache::loncommon::load_tmp_file($request);
1.26      albertel 2037:     }
1.41      ng       2038:     my @records=&Apache::loncommon::upfile_record_sep();
                   2039:     &csvuploadmap_header($request,$symb,$url,$datatoken,$#records+1);
                   2040:     my ($i,$keyfields);
                   2041:     if (@records) {
                   2042: 	my @fields=&csvupload_fields($url);
1.45      ng       2043: 
1.41      ng       2044: 	if ($ENV{'form.upfile_associate'} eq 'reverse') {	
                   2045: 	    &Apache::loncommon::csv_print_samples($request,\@records);
                   2046: 	    $i=&Apache::loncommon::csv_print_select_table($request,\@records,
                   2047: 							  \@fields);
                   2048: 	    foreach (@fields) { $keyfields.=$_->[0].','; }
                   2049: 	    chop($keyfields);
                   2050: 	} else {
                   2051: 	    unshift(@fields,['none','']);
                   2052: 	    $i=&Apache::loncommon::csv_samples_select_table($request,\@records,
                   2053: 							    \@fields);
                   2054: 	    my %sone=&Apache::loncommon::record_sep($records[0]);
                   2055: 	    $keyfields=join(',',sort(keys(%sone)));
                   2056: 	}
                   2057:     }
                   2058:     &csvuploadmap_footer($request,$i,$keyfields);
                   2059:     return '';
1.27      albertel 2060: }
                   2061: 
                   2062: sub csvuploadassign {
1.41      ng       2063:     my ($request)= @_;
                   2064:     my ($symb,$url)=&get_symb_and_url($request);
                   2065:     if (!$symb) {return '';}
                   2066:     &Apache::loncommon::load_tmp_file($request);
1.44      ng       2067:     my @gradedata = &Apache::loncommon::upfile_record_sep();
1.41      ng       2068:     my @keyfields = split(/\,/,$ENV{'form.keyfields'});
                   2069:     my %fields=();
                   2070:     for (my $i=0; $i<=$ENV{'form.nfields'}; $i++) {
                   2071: 	if ($ENV{'form.upfile_associate'} eq 'reverse') {
                   2072: 	    if ($ENV{'form.f'.$i} ne 'none') {
                   2073: 		$fields{$keyfields[$i]}=$ENV{'form.f'.$i};
                   2074: 	    }
                   2075: 	} else {
                   2076: 	    if ($ENV{'form.f'.$i} ne 'none') {
                   2077: 		$fields{$ENV{'form.f'.$i}}=$keyfields[$i];
                   2078: 	    }
                   2079: 	}
1.27      albertel 2080:     }
1.41      ng       2081:     $request->print('<h3>Assigning Grades</h3>');
                   2082:     my $courseid=$ENV{'request.course.id'};
                   2083:     my ($classlist) = &getclasslist('all','1');
                   2084:     my @skipped;
                   2085:     my $countdone=0;
                   2086:     foreach my $grade (@gradedata) {
                   2087: 	my %entries=&Apache::loncommon::record_sep($grade);
                   2088: 	my $username=$entries{$fields{'username'}};
                   2089: 	my $domain=$entries{$fields{'domain'}};
                   2090: 	if (!exists($$classlist{"$username:$domain"})) {
                   2091: 	    push(@skipped,"$username:$domain");
                   2092: 	    next;
                   2093: 	}
                   2094: 	my %grades;
                   2095: 	foreach my $dest (keys(%fields)) {
                   2096: 	    if ($dest eq 'username' || $dest eq 'domain') { next; }
                   2097: 	    if ($entries{$fields{$dest}} eq '') { next; }
                   2098: 	    my $store_key=$dest;
                   2099: 	    $store_key=~s/^stores/resource/;
                   2100: 	    $store_key=~s/_/\./g;
                   2101: 	    $grades{$store_key}=$entries{$fields{$dest}};
                   2102: 	}
                   2103: 	$grades{"resource.regrader"}="$ENV{'user.name'}:$ENV{'user.domain'}";
                   2104: 	&Apache::lonnet::cstore(\%grades,$symb,$ENV{'request.course.id'},
                   2105: 				$domain,$username);
                   2106: 	$request->print('.');
                   2107: 	$request->rflush();
                   2108: 	$countdone++;
                   2109:     }
                   2110:     $request->print("<br />Stored $countdone students\n");
                   2111:     if (@skipped) {
                   2112: 	$request->print('<br /><font size="+1"><b>Skipped Students</b></font><br />');
                   2113: 	foreach my $student (@skipped) { $request->print("<br />$student"); }
                   2114:     }
                   2115:     $request->print(&view_edit_entire_class_form($symb,$url));
                   2116:     $request->print(&show_grading_menu_form($symb,$url));
                   2117:     return '';
1.26      albertel 2118: }
1.44      ng       2119: #------------- end of section for handling csv file upload ---------
                   2120: #
                   2121: #-------------------------------------------------------------------
                   2122: 
                   2123: #-------------------------- Menu interface -------------------------
                   2124: #
                   2125: #--- Show a Grading Menu button - Calls the next routine ---
                   2126: sub show_grading_menu_form {
                   2127:     my ($symb,$url)=@_;
                   2128:     my $result.='<form action="/adm/grades" method="post">'."\n".
                   2129: 	'<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
                   2130: 	'<input type="hidden" name="url" value="'.$url.'" />'."\n".
                   2131: 	'<input type="hidden" name="command" value="gradingmenu" />'."\n".
                   2132: 	'<input type="submit" name="submit" value="Grading Menu" />'."\n".
                   2133: 	'</form>'."\n";
                   2134:     return $result;
                   2135: }
                   2136: 
                   2137: #--- Displays the main menu page -------
                   2138: sub gradingmenu {
                   2139:     my ($request) = @_;
                   2140:     my ($symb,$url)=&get_symb_and_url($request);
                   2141:     if (!$symb) {return '';}
1.45      ng       2142:     my $result='<h3>&nbsp;<font color="#339933">Select a Grading Method</font></h3>';
1.44      ng       2143:     $result.='<table border="0">';
                   2144:     $result.='<tr><td colspan=3><font size=+1><b>Resource: </b>'.$url.'</font></td></tr>';
                   2145:     my ($partlist,$handgrade) = &response_type($url);
                   2146:     my ($resptype,$hdgrade)=('','no');
                   2147:     for (sort keys(%$handgrade)) {
                   2148: 	my ($responsetype,$handgrade)=split(/:/,$$handgrade{$_});
                   2149: 	$resptype = $responsetype;
                   2150: 	$hdgrade = $handgrade if ($handgrade eq 'yes');
                   2151: 	$result.='<tr><td><b>Part </b>'.(split(/_/))[0].'</td>'.
                   2152: 	    '<td><b>Type: </b>'.$responsetype.'</td>'.
                   2153: 	    '<td><b>Handgrade: </b>'.$handgrade.'</font></td></tr>';
                   2154:     }
                   2155:     $result.='</table>';
                   2156:     $result.=&view_edit_entire_class_form($symb,$url).'<br />';
                   2157:     $result.=&upcsvScores_form($symb,$url).'<br />';
                   2158:     $result.=&viewGradeaStu_form($symb,$url,$resptype,$hdgrade).'<br />';
1.68      ng       2159:     $result.=&gradeByPage_form($symb,$url,$resptype,$hdgrade).'<br />';
1.44      ng       2160:     $result.=&verifyReceipt_form($symb,$url) 
                   2161: 	if ((&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'})) && ($symb));
                   2162:  
                   2163:     return $result;
                   2164: }
                   2165: 
                   2166: #--- Menu for grading a section or the whole class ---
                   2167: sub view_edit_entire_class_form {
                   2168:     my ($symb,$url)=@_;
1.56      matthew  2169:     my ($classlist,$sections,undef) = &getclasslist('all','0');
1.44      ng       2170:     my $result.='<table width=100% border=0><tr><td bgcolor=#777777>'."\n";
                   2171:     $result.='<table width=100% border=0><tr bgcolor="#e6ffff"><td>'."\n";
1.52      albertel 2172:     $result.='&nbsp;<b>Grade Entire Section or Class</b></td></tr>'."\n";
1.44      ng       2173:     $result.='<tr bgcolor=#ffffe6><td>'."\n";
                   2174:     $result.='<form action="/adm/grades" method="post">'."\n".
                   2175: 	'<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
                   2176: 	'<input type="hidden" name="url" value="'.$url.'" />'."\n".
                   2177: 	'<input type="hidden" name="command" value="viewgrades" />'."\n";
                   2178:     $result.='&nbsp;<b>Select section:</b> <select name="section">'."\n";
1.49      albertel 2179:     if (ref($sections)) {
                   2180: 	foreach (sort (@$sections)) {
                   2181: 	    $result.= '<option>'.$_.'</option>'."\n";
                   2182: 	}
1.44      ng       2183:     }
                   2184:     $result.='<option selected="on">all</select>'."<br />\n";
1.51      albertel 2185:     $result.='&nbsp;<input type="button" onClick="submit();" value="Grade" /></form>'."\n";
1.44      ng       2186:     $result.='</td></tr></table>'."\n";
                   2187:     $result.='</td></tr></table>'."\n";
                   2188:     return $result;
                   2189: }
                   2190: 
                   2191: #--- Menu to upload a csv scores ---
                   2192: sub upcsvScores_form {
                   2193:     my ($symb,$url) = @_;
                   2194:     if (!$symb) {return '';}
1.46      ng       2195:     my $result = '<script type="text/javascript" language="javascript">'."\n".
                   2196: 	'  function checkUpload(formname) {'."\n".
                   2197: 	'    if (formname.upfile.value == "") {'."\n".
                   2198: 	'       alert("Please use the browse button to select a file from your local directory.");'."\n".
                   2199: 	'       return false;'."\n".
                   2200: 	'    }'."\n".
                   2201: 	'    formname.submit();'."\n".
                   2202: 	'  }'."\n".
                   2203: 	'</script>'."\n";
                   2204: 
                   2205:     $result.='<table width=100% border=0><tr><td bgcolor=#777777>'."\n";
1.44      ng       2206:     $result.='<table width=100% border=0><tr bgcolor="#e6ffff"><td>'."\n";
                   2207:     $result.='&nbsp;<b>Specify a file containing the class scores for above resource</b></td></tr>'."\n";
                   2208:     $result.='<tr bgcolor=#ffffe6><td>'."\n";
                   2209:     my $upfile_select=&Apache::loncommon::upfile_select_html();
                   2210:   $result.=<<ENDUPFORM;
                   2211: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
                   2212: <input type="hidden" name="symb" value="$symb" />
                   2213: <input type="hidden" name="url" value="$url" />
                   2214: <input type="hidden" name="command" value="csvuploadmap" />
                   2215: $upfile_select
1.46      ng       2216: <br />&nbsp;<input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Grades" />
1.44      ng       2217: </form>
                   2218: ENDUPFORM
                   2219:     $result.='</td></tr></table>'."\n";
                   2220:     $result.='</td></tr></table>'."\n";
                   2221:     return $result;
                   2222: }
                   2223: 
                   2224: #--- Handgrading problems ---
                   2225: sub viewGradeaStu_form {
                   2226:     my ($symb,$url,$response,$handgrade) = @_;
                   2227:     my ($classlist,$sections) = &getclasslist('all','0');
                   2228:     my $result.='<table width=100% border=0><tr><td bgcolor=#777777>'."\n";
                   2229:     $result.='<table width=100% border=0><tr bgcolor="#e6ffff"><td>'."\n";
1.49      albertel 2230:     $result.='&nbsp;<b>';
1.68      ng       2231:     $result.=($handgrade eq 'yes' ? 'View/Grade' : 'View').' an Individual Student\'s Submission</b></td></tr>'."\n";
1.44      ng       2232:     $result.='<tr bgcolor=#ffffe6><td>'."\n";
                   2233:     $result.='<form action="/adm/grades" method="post">'."\n".
                   2234: 	'<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
                   2235: 	'<input type="hidden" name="url" value="'.$url.'" />'."\n".
                   2236: 	'<input type="hidden" name="response" value="'.$response.'" />'."\n".
                   2237: 	'<input type="hidden" name="handgrade" value="'.$handgrade.'" />'."\n".
                   2238: 	'<input type="hidden" name="showgrading" value="yes" />'."\n".
                   2239: 	'<input type="hidden" name="command" value="submission" />'."\n";
1.26      albertel 2240: 
1.44      ng       2241:     $result.='&nbsp;<b>Select section:</b> <select name="section">'."\n";
1.49      albertel 2242:     if (ref($sections)) {
                   2243: 	foreach (sort (@$sections)) {$result.='<option>'.$_.'</option>'."\n";}
1.44      ng       2244:     }
                   2245:     $result.= '<option selected="on">all</select>'."\n";
                   2246:     $result.='&nbsp;&nbsp;<b>Display students who has: </b>'.
                   2247: 	'<input type="radio" name="submitonly" value="yes" checked> submitted'.
                   2248: 	'<input type="radio" name="submitonly" value="all"> everybody <br />';
1.49      albertel 2249:     if (ref($sections)) {
                   2250: 	$result.='&nbsp;(Section "no" implies the students were not assigned a section.)<br />' 
                   2251: 	    if (grep /no/,@$sections);
                   2252:     }
                   2253: 
                   2254: 
                   2255:     $result.='<br />&nbsp;<input type="button" onClick="submit();" value="';
                   2256:     if ($handgrade eq 'yes') {
                   2257: 	$result.="View/Grade";
                   2258:     } else {
                   2259: 	$result.="View";
                   2260:     }
                   2261:     $result.='" />'."\n".'</form>'."\n";
1.44      ng       2262:     $result.='</td></tr></table>'."\n";
                   2263:     $result.='</td></tr></table>'."\n";
                   2264:     return $result;
1.2       albertel 2265: }
                   2266: 
1.68      ng       2267: #--- Handgrading problems by page/sequence for each student ---
                   2268: sub gradeByPage_form {
                   2269:     my ($symb,$url,$response,$handgrade) = @_;
                   2270:     my ($classlist,$sections) = &getclasslist('all','0');
                   2271:     my $result.='<table width=100% border=0><tr><td bgcolor=#777777>'."\n";
                   2272:     $result.='<table width=100% border=0><tr bgcolor="#e6ffff"><td>'."\n";
                   2273:     $result.='&nbsp;<b>';
                   2274:     $result.='Handgrade an Individual Student\'s by Page/Sequence</b></td></tr>'."\n";
                   2275:     $result.='<tr bgcolor=#ffffe6><td>'."\n";
                   2276:     $result.='<form action="/adm/grades" method="post">'."\n".
                   2277: 	'<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
                   2278: 	'<input type="hidden" name="url" value="'.$url.'" />'."\n".
                   2279: 	'<input type="hidden" name="response" value="'.$response.'" />'."\n".
                   2280: 	'<input type="hidden" name="handgrade" value="'.$handgrade.'" />'."\n".
                   2281: 	'<input type="hidden" name="showgrading" value="yes" />'."\n".
                   2282: 	'<input type="hidden" name="command" value="pickStudentPage" />'."\n";
                   2283: 
                   2284:     $result.='&nbsp;<b>Select section:</b> <select name="section">'."\n";
                   2285:     if (ref($sections)) {
                   2286: 	foreach (sort (@$sections)) {$result.='<option>'.$_.'</option>'."\n";}
                   2287:     }
                   2288:     $result.= '<option selected="on">all</select>'."\n";
                   2289: 
                   2290:     $result.='<br />&nbsp;<input type="button" onClick="submit();" value="';
                   2291:     $result.='View/Grade'.'" />'."\n".'</form>'."\n";
                   2292:     $result.='</td></tr></table>'."\n";
                   2293:     $result.='</td></tr></table>'."\n";
                   2294:     return $result;
                   2295: }
                   2296: 
                   2297: 
                   2298: sub pickStudentPage {
                   2299:     my ($request) = shift;
                   2300: 
                   2301:     $request->print(<<LISTJAVASCRIPT);
                   2302: <script type="text/javascript" language="javascript">
                   2303: 
                   2304: function checkPickOne(formname) {
1.70    ! ng       2305:     var user = radioSelection(formname.student);
1.68      ng       2306:     if (user == null) {
                   2307: 	alert("Please select the student you wish to grade.");
                   2308: 	return;
                   2309:     }
1.70    ! ng       2310:     var ptr = pullDownSelection(formname.selectpage);
        !          2311:     formname.page.value = formname.eval("page"+ptr).value;
        !          2312:     formname.title.value = formname.eval("title"+ptr).value;
1.68      ng       2313:     formname.submit();
                   2314: }
                   2315: 
                   2316: function radioSelection(radioButton) {
                   2317:     var selection=null;
                   2318:     for (var i=0; i<radioButton.length; i++) {
                   2319:         if (radioButton[i].checked) {
                   2320:             selection=radioButton[i].value;
                   2321:             return selection;
                   2322:         }
                   2323:     }
                   2324:     return selection;
                   2325: }
1.70    ! ng       2326: 
        !          2327: function pullDownSelection(selectOne) {
        !          2328:     var selection=null;
        !          2329:     for (var i=0; i<selectOne.length; i++) {
        !          2330:         if (selectOne[i].selected) {
        !          2331:             selection=selectOne[i].value;
        !          2332:             return selection;
        !          2333:         }
        !          2334:     }
        !          2335: }
1.68      ng       2336: </script>
                   2337: LISTJAVASCRIPT
                   2338: 
                   2339:     my ($symb,$url) = &get_symb_and_url();
                   2340:     my $cdom      = $ENV{"course.$ENV{'request.course.id'}.domain"};
                   2341:     my $cnum      = $ENV{"course.$ENV{'request.course.id'}.num"};
                   2342:     my $getsec    = $ENV{'form.section'} eq '' ? 'all' : $ENV{'form.section'};
                   2343: 
                   2344:     my $result='<h3><font color="#339933">&nbsp;'.
                   2345: 	'Manual Grading by Page or Sequence</font></h3>';
                   2346: 
                   2347:     my ($pagepath,$pagename,$type,$mapId) = ($symb =~ /(.*\/)(.*?\.(page|sequence))___(\d+)___/); 
                   2348:     my $curtitle = &Apache::lonnet::metadata($pagepath.$pagename,'title');
                   2349: 
                   2350:     $result.='<form action="/adm/grades" method="post" name="displayPage">'."<br>\n";
1.70    ! ng       2351:     $result.='&nbsp;<b>Problems from:</b> <select name="selectpage">'."\n";
1.68      ng       2352:     my ($titles,$symbx) = &getSymbMap();
                   2353: #    shift @$titles; # skip the top level sequence
1.70    ! ng       2354:     my $ctr=0;
1.68      ng       2355:     foreach (@$titles) {
                   2356: 	my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
1.70    ! ng       2357: 	$result.='<option value="'.$ctr.'" '.
        !          2358: 	    ($showtitle eq $curtitle ? 'selected="on"' : '').'>'.$showtitle.'</option>'."\n";
        !          2359: 	$ctr++;
1.68      ng       2360:     }
                   2361:     $result.= '</select>'."<br>\n";
1.70    ! ng       2362:     $ctr=0;
        !          2363:     foreach (@$titles) {
        !          2364: 	my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
        !          2365: 	$result.='<input type="hidden" name="page'.$ctr.'" value="'.$$symbx{$_}.'" />'."\n";
        !          2366: 	$result.='<input type="hidden" name="title'.$ctr.'" value="'.$showtitle.'" />'."\n";
        !          2367: 	$ctr++;
        !          2368:     }
        !          2369:     $result.='<input type="hidden" name="page" />'."\n";
        !          2370:     $result.='<input type="hidden" name="title" />'."\n";
1.68      ng       2371: 
                   2372: #    $result.='&nbsp;<b>View Problems: </b><input type="radio" name="vProb" value="no" checked /> no '."\n".
                   2373: #	'<input type="radio" name="vProb" value="yes" /> yes '."<br>\n";
                   2374: #    $result.='&nbsp;<b>Submission Details: </b>'.
                   2375: #	'<input type="radio" name="lastSub" value="last" checked /> last sub only'."\n".
                   2376: #	'<input type="radio" name="lastSub" value="all" /> all details'."\n";
                   2377:     $result.='<input type="hidden" name="section"     value="'.$getsec.'" />'."\n".
                   2378: 	'<input type="hidden" name="command"  value="displayPage" />'."\n".
                   2379: 	'<input type="hidden" name="url"  value="'.$url.'" />'."\n".
                   2380: 	'<input type="hidden" name="symb" value="'.$symb.'" />'."<br><br>\n";
                   2381:     $request->print($result);
                   2382: 
                   2383:     my $studentTable.='&nbsp;<b>Select a Student you wish to grade</b><br>'.
                   2384: 	'<table border="0"><tr><td bgcolor="#777777">'.
                   2385: 	'<table border="0"><tr bgcolor="#e6ffff">'.
                   2386: 	'<td><b>&nbsp;Fullname <font color="#999999">(username)</font></b></td>'.
                   2387: 	'<td><b>&nbsp;Fullname <font color="#999999">(username)</font></b></td>'.
                   2388: 	'<td><b>&nbsp;Fullname <font color="#999999">(username)</font></b></td>'.
                   2389: 	'<td><b>&nbsp;Fullname <font color="#999999">(username)</font></b></td></tr>';
                   2390:  
                   2391:     my (undef,undef,$fullname) = &getclasslist($getsec,'0');
                   2392:     my $ptr = 1;
                   2393:     foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
                   2394: 	my ($uname,$udom) = split(/:/,$student);
                   2395: 	$studentTable.=($ptr%4 == 1 ? '<tr bgcolor="#ffffe6"><td>' : '</td><td>');
1.70    ! ng       2396: 	$studentTable.='<input type="radio" name="student" value="'.$student.'" /> '.$$fullname{$student}.
1.68      ng       2397: 	    '<font color="#999999"> ('.$uname.($udom eq $cdom ? '':':'.$udom).')</font>'."\n";
                   2398: 	$studentTable.=($ptr%4 == 0 ? '</td></tr>' : '');
                   2399: 	$ptr++;
                   2400:     }
                   2401:     $studentTable.='</td><td>&nbsp;</td><td>&nbsp;</td><td>&nbsp;' if ($ptr%4 == 2);
                   2402:     $studentTable.='</td><td>&nbsp;</td><td>&nbsp;' if ($ptr%4 == 3);
                   2403:     $studentTable.='</td><td>&nbsp;' if ($ptr%4 == 0);
                   2404:     $studentTable.='</td></tr></table></td></tr></table>'."\n";
1.70    ! ng       2405:     $studentTable.='<br />&nbsp;<input type="button" '.
        !          2406: 	'onClick="javascript:checkPickOne(this.form);"value="Submit" /></form>'."\n";
1.68      ng       2407: 
                   2408:     $studentTable.=&show_grading_menu_form($symb,$url);
                   2409:     $request->print($studentTable);
                   2410: 
                   2411:     return '';
                   2412: }
                   2413: 
                   2414: sub getSymbMap {
                   2415:     my $navmap = Apache::lonnavmaps::navmap-> new(
                   2416: 						  $ENV{'request.course.fn'}.'.db',
                   2417: 						  $ENV{'request.course.fn'}.'_parms.db',1, 1);
                   2418: 
                   2419:     my $res = $navmap->firstResource(); # temp resource to access constants
                   2420:     $navmap->init();
                   2421: 
                   2422:     # End navmap using boilerplate
                   2423: 
                   2424:     my $iterator = $navmap->getIterator(undef, undef, undef, 1);
                   2425:     my $depth = 1;
                   2426:     $iterator->next(); # ignore first BEGIN_MAP
                   2427:     my $curRes = $iterator->next();
                   2428: 
                   2429:     my %symbx = ();
                   2430:     my @titles = ();
                   2431:     my $minder=0;
                   2432:     while ($depth > 0) {
                   2433:         if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
                   2434:         if ($curRes == $iterator->END_MAP()) { $depth--; }
                   2435: 
                   2436:         if (ref($curRes) && $curRes->is_map()) {
                   2437:             my $title = $curRes->compTitle();
                   2438: 	    push @titles,$minder.'.'.$title; # minder, just in case two titles are identical
                   2439: 	    $symbx{$minder.'.'.$title} = $curRes->symb();
                   2440: 	    $minder++;
                   2441:        }
                   2442:         $curRes = $iterator->next();
                   2443:     }
                   2444: 
                   2445:     $navmap->untieHashes();
                   2446:     return \@titles,\%symbx;
                   2447: }
                   2448: 
                   2449: sub displayPage {
                   2450:     my ($request) = shift;
                   2451: 
                   2452:     my $cdom      = $ENV{"course.$ENV{'request.course.id'}.domain"};
                   2453:     my $cnum      = $ENV{"course.$ENV{'request.course.id'}.num"};
                   2454:     my $getsec    = $ENV{'form.section'} eq '' ? 'all' : $ENV{'form.section'};
                   2455:     my $pageTitle = $ENV{'form.page'};
                   2456:     my (undef,undef,$fullname) = &getclasslist($getsec,'0');
1.70    ! ng       2457:     my ($uname,$udom) = split(/:/,$ENV{'form.student'});
1.68      ng       2458:     my ($idx,$showtitle) = ($pageTitle =~ /(\d+)\.(.*)/);
                   2459: 
1.70    ! ng       2460:     my $result='<h3><font color="#339933">&nbsp;'.$ENV{'form.title'}.'</font></h3>';
        !          2461:     $result.='<h3>&nbsp;Student: '.$$fullname{$ENV{'form.student'}}.
1.68      ng       2462: 	'<font color="#999999"> ('.$uname.($udom eq $cdom ? '':':'.$udom).')</font></h3>'."\n";
                   2463: 
                   2464:     my $navmap = Apache::lonnavmaps::navmap-> new(
                   2465: 						  $ENV{'request.course.fn'}.'.db',
                   2466: 						  $ENV{'request.course.fn'}.'_parms.db',1, 1);
1.70    ! ng       2467:     my ($mapUrl, $id, $resUrl) = split(/___/, $ENV{'form.page'});
1.68      ng       2468:     my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps
                   2469: 
                   2470:     my $iterator = $navmap->getIterator($map->map_start(),
                   2471: 					$map->map_finish());
                   2472: 
                   2473:     my $depth = 1;
                   2474:     $iterator->next(); # skip the first BEGIN_MAP
                   2475:     my $curRes = $iterator->next(); # for "current resource"
                   2476:     my %symbx = ();
                   2477:     my @titles = ();
                   2478:     my %parts = ();
                   2479:     my $ctr=0;
                   2480:     my $minder=0;
                   2481:     while ($depth > 0 && $ctr < 100) { # ctr, just in case it never gets out of loop
                   2482:         if($curRes == $iterator->BEGIN_MAP) { $depth++; }
                   2483:         if($curRes == $iterator->END_MAP) { $depth++; }
                   2484: 
                   2485:         if (ref($curRes) && $curRes->is_problem() && !$curRes->randomout) {
                   2486: 	    my $parts = $curRes->parts();
                   2487:             my $title = $curRes->compTitle();
                   2488: 	    push @titles,$minder.'.'.$title; # minder, just in case two titles are identical
                   2489: 	    if (scalar(@{$parts}) > 1) { shift @{$parts}; }
1.70    ! ng       2490: 	    $parts{$minder.'.'.$title} = join '::',@{$parts};
1.68      ng       2491:             $symbx{$minder.'.'.$title} = $curRes->symb();
                   2492: 	    $minder++;
                   2493: 
                   2494:        }
                   2495:         $curRes = $iterator->next();
                   2496: 	$ctr++;
                   2497:     }
                   2498: 
1.70    ! ng       2499: 
1.68      ng       2500:     $navmap->init();
                   2501:     $request->print($result);
1.70    ! ng       2502:     &sub_page_js($request);
1.68      ng       2503: 
1.70    ! ng       2504:     my $studentTable='<form action="/adm/grades" method="post" name="gradePage">'."\n".
        !          2505: 	'<input type="hidden" name="command"  value="gradePage" />'."\n".
        !          2506: 	'<input type="hidden" name="student"  value="'.$ENV{'form.student'}.'" />'."\n".
        !          2507: 	'<input type="hidden" name="page"  value="'.$pageTitle.'" />'."\n".
        !          2508: 	'<input type="hidden" name="title" value="'.$ENV{'form.title'}.'" />'."\n";
        !          2509: 
        !          2510:     $studentTable.=
1.68      ng       2511: 	'<table border="0"><tr><td bgcolor="#777777">'.
                   2512: 	'<table border="0"><tr bgcolor="#e6ffff">'.
1.70    ! ng       2513: 	'<td align="center"><b>&nbsp;No&nbsp;</b></td>'.
1.68      ng       2514: 	'<td><b>&nbsp;Title</b></td>'.
                   2515: 	'<td><b>&nbsp;Answer</b></td>'.
                   2516: 	'<td><b>&nbsp;Grade</b></td></tr>';
                   2517:     my $question=1;
                   2518:     foreach (@titles) {
                   2519: 	my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
1.70    ! ng       2520: 	my @parts = split(/::/,$parts{$_});
        !          2521: 	$studentTable.='<tr bgcolor="#ffffe6"><td align="center" valign="top" >'.$question.
        !          2522: 	    (scalar(@parts) == 1 ? '' : '<br>('.scalar(@parts).'&nbsp;parts)').'</td>';
1.68      ng       2523: 	$studentTable.='<td valign="top">&nbsp;'.$showtitle.'&nbsp;</td>';
                   2524: 	$studentTable.='<td>&nbsp;'.
                   2525: 	    &Apache::loncommon::get_student_answers($symbx{$_},$uname,$udom,$ENV{'request.course.id'}).'</td>';
                   2526: 
1.70    ! ng       2527: 	my %record = &Apache::lonnet::restore($symbx{$_},$ENV{'request.course.id'},$udom,$uname);
1.68      ng       2528: 	$studentTable.='<td>&nbsp;';
1.70    ! ng       2529: 	foreach my $partid (@parts) {
        !          2530: 	    $studentTable.=&gradeBox($symbx{$_},$uname,$udom,$question,$partid,\%record);
        !          2531: 	    $question++;
1.68      ng       2532: 	}
                   2533: 	$studentTable.='</td></tr>';
                   2534: 
                   2535:     }
                   2536: 
                   2537:     $studentTable.='</table></td></tr></table>';
1.70    ! ng       2538:     $studentTable.='</form>';
1.68      ng       2539: 
                   2540:     $request->print($studentTable);
                   2541: 
1.70    ! ng       2542:     return '';
        !          2543: }
        !          2544: 
        !          2545: sub gradeBox {
        !          2546:     my ($symb,$uname,$udom,$counter,$partid,$record) = @_;
        !          2547:     my $wgt    = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb,$udom,$uname);
        !          2548:     my $wgtmsg = ($wgt > 0 ? '(problem weight)' : 
        !          2549: 		  '<font color="red">problem weight assigned by computer</font>');
        !          2550:     $wgt       = ($wgt > 0 ? $wgt : '1');
        !          2551:     my $score  = ($$record{'resource.'.$partid.'.awarded'} eq '' ?
        !          2552: 		  '' : $$record{'resource.'.$partid.'.awarded'}*$wgt);
        !          2553:     my $result='<input type="hidden" name="WGT'.$counter.'_'.$partid.'" value="'.$wgt.'" />';
        !          2554:     $result.='<table border="0"><tr><td><b>Part </b>'.$partid.' <b>Points: </b></td><td>';
1.68      ng       2555: 
1.70    ! ng       2556:     my $ctr = 0;
        !          2557:     $result.='<table border="0"><tr>';  # display radio buttons in a nice table 10 across
        !          2558:     while ($ctr<=$wgt) {
        !          2559: 	$result.= '<td><input type="radio" name="RADVAL'.$counter.'_'.$partid.'" '.
        !          2560: 	    'onclick="javascript:writeBox(this.form.GD_BOX'.$counter.'_'.$partid.
        !          2561: 	    ',this.form.GD_SEL'.$counter.'_'.$partid.','.$ctr.
        !          2562: 	    ',this.form.stores'.$counter.'_'.$partid.')" '.
        !          2563: 	    ($score eq $ctr ? 'checked':'').' /> '.$ctr."</td>\n";
        !          2564: 	$result.=(($ctr+1)%10 == 0 ? '</tr><tr>' : '');
        !          2565: 	$ctr++;
        !          2566:     }
        !          2567:     $result.='</tr></table>';
        !          2568:     $result.='</td><td>&nbsp;<b>or</b>&nbsp;</td>';
        !          2569:     $result.='<td><input type="text" name="GD_BOX'.$counter.'_'.$partid.'"'.
        !          2570: 	($score ne ''? ' value = "'.$score.'"':'').' size="4" '.
        !          2571: 	'onChange="javascript:updateRadio(this.form.RADVAL'.$counter.'_'.$partid.
        !          2572: 	',this.form.GD_BOX'.$counter.'_'.$partid.
        !          2573: 	',this.form.GD_SEL'.$counter.'_'.$partid.
        !          2574: 	',this.form.stores'.$counter.'_'.$partid.
        !          2575: 	','.$wgt.')" /></td>'."\n";
        !          2576:     $result.='<td>/'.$wgt.' '.$wgtmsg.' </td><td>';
        !          2577: 
        !          2578:     $result.='<select name="GD_SEL'.$counter.'_'.$partid.'" '.
        !          2579: 	'onChange="javascript:clearRadBox(this.form.RADVAL'.$counter.'_'.$partid.
        !          2580: 	',this.form.GD_BOX'.$counter.'_'.$partid.
        !          2581: 	',this.form.GD_SEL'.$counter.'_'.$partid.
        !          2582: 	',this.form.stores'.$counter.'_'.$partid.')" >'."\n";
        !          2583:     if ($$record{'resource.'.$partid.'.solved'} eq 'excused') {
        !          2584: 	$result.='<option> </option>'.
        !          2585: 	    '<option selected="on">excused</option></select>';
        !          2586:     } else {
        !          2587: 	$result.='<option selected="on"> </option>'.
        !          2588: 	    '<option>excused</option></select>';
        !          2589:     }
        !          2590:     $result.="&nbsp&nbsp\n";
        !          2591:     $result.='<input type="hidden" name="stores'.$counter.'_'.$partid.'" value="0" />';
        !          2592:     $result.='</td></tr></table>'."\n";
        !          2593:     return $result;
1.68      ng       2594: }
                   2595: 
1.44      ng       2596: #--- Form to input a receipt number ---
                   2597: sub verifyReceipt_form {
                   2598:     my ($symb,$url) = @_;
1.46      ng       2599:     my $result = '<script type="text/javascript" language="javascript">'."\n".
                   2600: 	'  function checkEntry(formname) {'."\n".
                   2601: 	'    var receipt = formname.receipt.value;'."\n".
                   2602: 	'    if (isNaN(receipt) || receipt == "") {'."\n".
                   2603: 	'       alert("Please enter a receipt number given by a student in the box.");'."\n".
                   2604: 	'       return false;'."\n".
                   2605: 	'    }'."\n".
                   2606: 	'    formname.submit();'."\n".
                   2607: 	'  }'."\n".
                   2608: 	'</script>'."\n";
                   2609: 
1.44      ng       2610:     my $hostver=unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'});
                   2611: 
1.46      ng       2612:     $result.='<table width=100% border=0><tr><td bgcolor=#777777>'."\n";
1.44      ng       2613:     $result.='<table width=100% border=0><tr><td bgcolor=#e6ffff>'."\n";
                   2614:     $result.='&nbsp;<b>Verify a Submission Receipt Issued by this Server</td></tr>'."\n";
                   2615:     $result.='<tr bgcolor=#ffffe6><td>'."\n";
1.46      ng       2616:     $result.='<form action="/adm/grades" method="post" name="verifyform">'."\n";
1.44      ng       2617:     $result.='&nbsp;<tt>'.$hostver.'-<input type="text" name="receipt" size="4"></tt><br />'."\n";
1.46      ng       2618:     $result.='&nbsp;<input type="button" onClick="javascript:checkEntry(this.form);"'.
                   2619: 	' value="Verify Receipt">'."\n";
1.44      ng       2620:     $result.='<input type="hidden" name="command" value="verify">'."\n";
                   2621:     if ($ENV{'form.url'}) {
                   2622: 	$result.='<input type="hidden" name="url" value="'.$ENV{'form.url'}.'" />';
                   2623:     }
                   2624:     if ($ENV{'form.symb'}) {
                   2625: 	$result.='<input type="hidden" name="symb" value="'.$ENV{'form.symb'}.'" />';
                   2626:     }
                   2627:     $result.='</form>';
                   2628:     $result.='</td></tr></table>'."\n";
                   2629:     $result.='</td></tr></table>'."\n";
                   2630:     return $result;
1.2       albertel 2631: }
                   2632: 
1.1       albertel 2633: sub handler {
1.41      ng       2634:     my $request=$_[0];
                   2635:     
                   2636:     if ($ENV{'browser.mathml'}) {
                   2637: 	$request->content_type('text/xml');
                   2638:     } else {
                   2639: 	$request->content_type('text/html');
                   2640:     }
                   2641:     $request->send_http_header;
1.44      ng       2642:     return '' if $request->header_only;
1.41      ng       2643:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
                   2644:     my $url=$ENV{'form.url'};
                   2645:     my $symb=$ENV{'form.symb'};
                   2646:     my $command=$ENV{'form.command'};
                   2647:     if (!$url) {
                   2648: 	my ($temp1,$temp2);
                   2649: 	($temp1,$temp2,$ENV{'form.url'})=split(/___/,$symb);
                   2650: 	$url = $ENV{'form.url'};
                   2651:     }
                   2652:     &send_header($request);
                   2653:     if ($url eq '' && $symb eq '') {
                   2654: 	if ($ENV{'user.adv'}) {
                   2655: 	    if (($ENV{'form.codeone'}) && ($ENV{'form.codetwo'}) &&
                   2656: 		($ENV{'form.codethree'})) {
                   2657: 		my $token=$ENV{'form.codeone'}.'*'.$ENV{'form.codetwo'}.'*'.
                   2658: 		    $ENV{'form.codethree'};
                   2659: 		my ($tsymb,$tuname,$tudom,$tcrsid)=
                   2660: 		    &Apache::lonnet::checkin($token);
                   2661: 		if ($tsymb) {
                   2662: 		    my ($map,$id,$url)=split(/\_\_\_/,$tsymb);
                   2663: 		    if (&Apache::lonnet::allowed('mgr',$tcrsid)) {
                   2664: 			$request->print(
                   2665: 					&Apache::lonnet::ssi('/res/'.$url,
                   2666: 							     ('grade_username' => $tuname,
                   2667: 							      'grade_domain' => $tudom,
                   2668: 							      'grade_courseid' => $tcrsid,
                   2669: 							      'grade_symb' => $tsymb)));
                   2670: 		    } else {
1.45      ng       2671: 			$request->print('<h3>Not authorized: '.$token.'</h3>');
1.41      ng       2672: 		    }           
                   2673: 		} else {
1.45      ng       2674: 		    $request->print('<h3>Not a valid DocID: '.$token.'</h3>');
1.41      ng       2675: 		}
1.14      www      2676: 	    } else {
1.41      ng       2677: 		$request->print(&Apache::lonxml::tokeninputfield());
                   2678: 	    }
                   2679: 	}
                   2680:     } else {
                   2681: 	$Apache::grades::viewgrades=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'});
                   2682: 	if ($command eq 'submission') {
1.68      ng       2683: 	    ($ENV{'form.student'} eq '' ? &listStudents($request) : &submission($request,0,0));
                   2684: #	if ($command eq 'submission') {
                   2685: #	    &listStudents($request) if ($ENV{'form.student'} eq '');
                   2686: #	    &submission($request,0,0) if ($ENV{'form.student'} ne '');
                   2687: 	} elsif ($command eq 'pickStudentPage') {
                   2688: 	    &pickStudentPage($request);
                   2689: 	} elsif ($command eq 'displayPage') {
                   2690: 	    &displayPage($request);
1.41      ng       2691: 	} elsif ($command eq 'processGroup') {
                   2692: 	    &processGroup($request);
                   2693: 	} elsif ($command eq 'gradingmenu') {
                   2694: 	    $request->print(&gradingmenu($request));
                   2695: 	} elsif ($command eq 'viewgrades') {
                   2696: 	    $request->print(&viewgrades($request));
                   2697: 	} elsif ($command eq 'handgrade') {
                   2698: 	    $request->print(&processHandGrade($request));
                   2699: 	} elsif ($command eq 'editgrades') {
                   2700: 	    $request->print(&editgrades($request));
                   2701: 	} elsif ($command eq 'verify') {
                   2702: 	    $request->print(&verifyreceipt($request));
                   2703: 	} elsif ($command eq 'csvupload') {
                   2704: 	    $request->print(&csvupload($request));
                   2705: 	} elsif ($command eq 'viewclasslist') {
                   2706: 	    $request->print(&viewclasslist($request));
                   2707: 	} elsif ($command eq 'csvuploadmap') {
                   2708: 	    $request->print(&csvuploadmap($request));
                   2709: 	} elsif ($command eq 'csvuploadassign') {
                   2710: 	    if ($ENV{'form.associate'} ne 'Reverse Association') {
                   2711: 		$request->print(&csvuploadassign($request));
                   2712: 	    } else {
                   2713: 		if ( $ENV{'form.upfile_associate'} ne 'reverse' ) {
                   2714: 		    $ENV{'form.upfile_associate'} = 'reverse';
                   2715: 		} else {
                   2716: 		    $ENV{'form.upfile_associate'} = 'forward';
                   2717: 		}
                   2718: 		$request->print(&csvuploadmap($request));
                   2719: 	    }
1.26      albertel 2720: 	} else {
1.41      ng       2721: 	    $request->print("Unknown action: $command:");
1.26      albertel 2722: 	}
1.2       albertel 2723:     }
1.41      ng       2724:     &send_footer($request);
1.44      ng       2725:     return '';
                   2726: }
                   2727: 
                   2728: sub send_header {
                   2729:     my ($request)= @_;
                   2730:     $request->print(&Apache::lontexconvert::header());
                   2731: #  $request->print("
                   2732: #<script>
                   2733: #remotewindow=open('','homeworkremote');
                   2734: #remotewindow.close();
                   2735: #</script>"); 
1.47      www      2736:     $request->print(&Apache::loncommon::bodytag('Grading'));
1.44      ng       2737: }
                   2738: 
                   2739: sub send_footer {
                   2740:     my ($request)= @_;
                   2741:     $request->print('</body>');
                   2742:     $request->print(&Apache::lontexconvert::footer());
1.1       albertel 2743: }
                   2744: 
                   2745: 1;
                   2746: 
1.13      albertel 2747: __END__;

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