Annotation of loncom/homework/grades.pm, revision 1.35

1.17      albertel    1: # The LearningOnline Network with CAPA
1.13      albertel    2: # The LON-CAPA Grading handler
1.17      albertel    3: #
1.35    ! ng          4: # $Id: grades.pm,v 1.34 2002/07/01 21:20:29 ng 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
1.35    ! ng         33: # June, July 2002 H.K. Ng
1.30      ng         34: #
1.1       albertel   35: 
                     36: package Apache::grades;
                     37: use strict;
                     38: use Apache::style;
                     39: use Apache::lonxml;
                     40: use Apache::lonnet;
1.3       albertel   41: use Apache::loncommon;
1.1       albertel   42: use Apache::lonhomework;
                     43: use Apache::Constants qw(:common);
                     44: 
1.2       albertel   45: sub moreinfo {
1.13      albertel   46:   my ($request,$reason) = @_;
                     47:   $request->print("Unable to process request: $reason");
                     48:   if ( $Apache::grades::viewgrades eq 'F' ) {
                     49:     $request->print('<form action="/adm/grades" method="post">'."\n");
1.16      albertel   50:     if ($ENV{'form.url'}) {
                     51:       $request->print('<input type="hidden" name="url" value="'.$ENV{'form.url'}.'" />'."\n");
                     52:     }
                     53:     if ($ENV{'form.symb'}) {
                     54:       $request->print('<input type="hidden" name="symb" value="'.$ENV{'form.symb'}.'" />'."\n");
                     55:     }
1.35    ! ng         56: #    $request->print('<input type="hidden" name="command" value="submission" />'."\n");
1.16      albertel   57:     $request->print('<input type="hidden" name="command" value="'.$ENV{'form.command'}.'" />'."\n");
                     58:     $request->print("Student:".'<input type="text" name="student" value="'.$ENV{'form.student'}.'" />'."<br />\n");
                     59:     $request->print("Domain:".'<input type="text" name="domain" value="'.$ENV{'user.domain'}.'" />'."<br />\n");
                     60:     $request->print('<input type="submit" name="submit" value="ReSubmit" />'."<br />\n");
1.13      albertel   61:     $request->print('</form>');
                     62:   }
                     63:   return '';
1.2       albertel   64: }
                     65: 
1.23      www        66: sub verifyreceipt {
                     67:     my $request=shift;
                     68:     my $courseid=$ENV{'request.course.id'};
1.34      ng         69: #    my $cdom=$ENV{"course.$courseid.domain"};
                     70: #    my $cnum=$ENV{"course.$courseid.num"};
1.23      www        71:     my $receipt=unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'}).'-'.
                     72:                 $ENV{'form.receipt'};
                     73:     $receipt=~s/[^\-\d]//g;
                     74:     my $symb=$ENV{'form.symb'};
                     75:     unless ($symb) {
                     76: 	$symb=&Apache::lonnet::symbread($ENV{'form.url'});
                     77:     }
                     78:     if ((&Apache::lonnet::allowed('mgr',$courseid)) && ($symb)) {
                     79:         $request->print('<h1>Verifying Submission Receipt '.$receipt.'</h1>');
                     80:         my $matches=0;
1.34      ng         81:         my ($classlist) = &getclasslist('all','0');
                     82:         foreach my $student ( sort(@{ $$classlist{'all'} }) ) {
1.23      www        83:             my ($uname,$udom)=split(/\:/,$student);
                     84:             if ($receipt eq 
                     85:              &Apache::lonnet::ireceipt($uname,$udom,$courseid,$symb)) {
                     86:                $request->print('Matching '.$student.'<br>');
                     87:                $matches++;
                     88: 	   }
                     89:         }
1.30      ng         90:         $request->printf('<p>'.$matches." match%s</p>",$matches <= 1 ? '' : 'es');
1.33      ng         91: # needs to print who is matched
1.23      www        92:     }
                     93:     return '';
                     94: }
1.13      albertel   95: 
1.32      ng         96: sub student_gradeStatus {
                     97:   my ($url,$udom,$uname) = @_;
                     98:   my $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url)));
                     99:   my %record= &Apache::lonnet::restore($symb,$ENV{'request.course.id'},$udom,$uname);
                    100:   foreach my $part (&getpartlist($url)) {
                    101:     my ($temp,$part,$type)=split(/_/,$part);
                    102:     if ($type eq 'solved') {
                    103:       my ($status,$foo)=split(/_/,$record{"resource.$part.$type"},2);
1.34      ng        104:       $status = 'partial' if ($foo =~ /^partially/);
1.32      ng        105:       $status = 'nothing' if ($status eq '');
                    106:       return $type,$status;
                    107:     }
                    108:   }
                    109:   return '';
                    110: }
                    111: 
1.34      ng        112: sub get_fullname {
                    113:     my ($sname,$sdom) = @_;
                    114:     my %name=&Apache::lonnet::get('environment', ['lastname','generation',
                    115: 						  'firstname','middlename'],
                    116: 				  $sdom,$sname);
                    117:     my $fullname;
                    118:     my ($tmp) = keys(%name);
                    119:     if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
                    120: 	$fullname=$name{'lastname'}.$name{'generation'};
                    121: 	if ($fullname =~ /[^\s]+/) { $fullname.=', '; }
                    122: 	$fullname.=$name{'firstname'}.' '.$name{'middlename'};
                    123:     }
                    124:     return $fullname;
                    125: }
                    126: 
1.30      ng        127: sub listStudents {
                    128:   my ($request) = shift;
1.34      ng        129:   my $cdom      =$ENV{"course.$ENV{'request.course.id'}.domain"};
                    130:   my $cnum      =$ENV{"course.$ENV{'request.course.id'}.num"};
                    131:   my $getsec    =$ENV{'form.section'};
                    132:   my $submitonly=$ENV{'form.submitonly'};
1.30      ng        133: 
1.23      www       134:   $request->print(<<ENDTABLEST);
1.34      ng        135: <h2><font color="#339933">&nbsp;View Submissions for a Student or a Group of Students</font></h2>
                    136: &nbsp;<font size=+1><b>Resource:</b> $ENV{'form.url'}<br /><br />
                    137: <form action="/adm/grades" method="post">&nbsp;<b>View Options</b></font><br />
                    138: &nbsp;<b>View Problem: </b><input type="radio" name="vProb" value="no" checked> no 
                    139: <input type="radio" name="vProb" value="yes"> yes 
                    140: &nbsp;&nbsp;&nbsp;<b>Submissions: </b><input type="radio" name="lastSub" value="last" checked> last 
                    141: <input type="radio" name="lastSub" value="all"> all 
                    142: <input type="hidden" name="section" value="$getsec">
                    143: <input type="hidden" name="submitonly" value="$submitonly">
1.35    ! ng        144: <input type="hidden" name="response" value="$ENV{'form.response'}">
        !           145: <input type="hidden" name="handgrade" value="$ENV{'form.handgrade'}">
1.32      ng        146: <table border="0"><tr><td bgcolor="#777777">
1.34      ng        147: <table border="0"><tr bgcolor="#e6ffff">
                    148: <td><b>&nbsp;Select&nbsp;</b></td><td><b>&nbsp;Username&nbsp;</b></td>
                    149: <td><b>&nbsp;Fullname&nbsp;</b></td><td><b>&nbsp;Domain&nbsp;</b></td>
                    150: <td><b>&nbsp;Grade Status&nbsp;</b></td></tr>
1.23      www       151: ENDTABLEST
1.34      ng        152:   if ($ENV{'form.url'}) {
                    153:       $request->print('<input type="hidden" name="url" value="'.$ENV{'form.url'}.'" />'."\n");
                    154:   }
                    155:   if ($ENV{'form.symb'}) {
                    156:       $request->print('<input type="hidden" name="symb" value="'.$ENV{'form.symb'}.'" />'."\n");
                    157:   }
                    158:   $request->print('<input type="hidden" name="command" value="processGroup" />'."\n");
                    159: 
                    160:   my ($classlist) = &getclasslist($getsec,'0');
                    161:   foreach my $student ( sort(@{ $$classlist{$getsec} }) ) {
1.13      albertel  162:       my ($sname,$sdom) = split(/:/,$student);
1.34      ng        163:       my ($type,$status) = &student_gradeStatus($ENV{'form.url'},$cdom,$sname);
                    164:       next if ($status eq 'nothing' && $submitonly eq 'yes');
1.13      albertel  165: 
1.34      ng        166:       my $fullname = &get_fullname($sname,$sdom);
1.13      albertel  167:       if ( $Apache::grades::viewgrades eq 'F' ) {
1.34      ng        168: 	  $request->print("\n".'<tr bgcolor="#ffffe6">'.
                    169: 			  '<td align="center"><input type=checkbox name="stuinfo" value="'.
                    170: 			  $student.':'.$fullname.'"></td>'."\n".
                    171: 			  '<td>&nbsp;'.$sname.'&nbsp;</td>'."\n".
                    172: 			  '<td>&nbsp;'.$fullname.'&nbsp;</td>'."\n".
                    173: 			  '<td align="middle">&nbsp;'.$sdom.'&nbsp;</td>'."\n");
                    174: 	  $request->print('<td align="middle">&nbsp;'.$status.'&nbsp;</td>'."\n");
                    175: 
                    176: 	  $request->print('</tr>');
1.13      albertel  177:       }
                    178:   }
1.28      ng        179:   $request->print('</table></td></tr></table>');
1.34      ng        180:   $request->print('<input type="submit" name="submit" value="View/Grade" /><form />');
1.10      ng        181: }
                    182: 
1.34      ng        183: sub processGroup {
                    184:   my ($request)  = shift;
                    185:   my $ctr        = 0;
                    186:   my @stuchecked = (ref($ENV{'form.stuinfo'}) ? @{$ENV{'form.stuinfo'}}
1.35    ! ng        187:                            : ($ENV{'form.stuinfo'}));
1.34      ng        188:   my $total      = scalar(@stuchecked)-1;
1.35    ! ng        189:   if ($stuchecked[0] eq '') {
        !           190:       &userError($request,'No student was selected for viewing/grading.');
        !           191:       return;
        !           192:   }
        !           193:   foreach (@stuchecked) {
        !           194:       my ($sname,$sdom,$fullname) = split(/:/);
1.34      ng        195:       $ENV{'form.student'} = $sname;
                    196:       $ENV{'form.fullname'} = $fullname;
                    197:       &submission($request,$ctr,$total);
                    198:       $ctr++;
                    199:   }
1.35    ! ng        200:   return 'The End';
        !           201: }
1.34      ng        202: 
1.35    ! ng        203: sub userError {
        !           204:     my ($request, $reason, $step) = @_;
        !           205:     $request->print('<h3><font color="red">LON-CAPA User Error</font></h3><br />'."\n");
        !           206:     $request->print('<b>Reason: </b>'.$reason.'<br /><br />'."\n");
        !           207:     $request->print('<b>Step: </b>'.($step ne '' ? $step : 'Use your browser back button to correct')
        !           208: 		    .'<br /><br />'."\n");
        !           209:     return '';
1.34      ng        210: }
1.13      albertel  211: 
1.7       albertel  212: #FIXME - needs to handle multiple matches
1.2       albertel  213: sub finduser {
1.13      albertel  214:   my ($name) = @_;
                    215:   my $domain = '';
                    216:   if ( $Apache::grades::viewgrades eq 'F' ) {
1.34      ng        217:     my ($classlist) = &getclasslist('all','0');
1.35    ! ng        218:     foreach ( sort(@{ $$classlist{'all'} }) ) {
        !           219:       my ($posname,$posdomain) = split(/:/);
1.13      albertel  220:       if ($posname =~ $name) { $name=$posname; $domain=$posdomain; last; }
1.7       albertel  221:     }
1.13      albertel  222:     return ($name,$domain);
                    223:   } else {
                    224:     return ($ENV{'user.name'},$ENV{'user.domain'});
                    225:   }
1.5       albertel  226: }
                    227: 
                    228: sub getclasslist {
1.34      ng        229:   my ($getsec,$hideexpired) = @_;
                    230:   my ($coursedomain,$coursenum) = split(/_/,$ENV{'request.course.id'});
1.24      albertel  231:   my %classlist=&Apache::lonnet::dump('classlist',$coursedomain,$coursenum);
1.13      albertel  232:   my $now = time;
1.34      ng        233:   my (@holdsec,@sections);
1.24      albertel  234:   foreach my $student (keys(%classlist)) {
                    235:     my ($end,$start)=split(/:/,$classlist{$student});
1.13      albertel  236:     # still a student?
                    237:     if (($hideexpired) && ($end) && ($end < $now)) {
                    238:       next;
                    239:     }
1.34      ng        240:     my ($unam,$udom) = split(/:/,$student,2);
                    241:     my $section = &Apache::lonnet::usection($udom,$unam,$ENV{'request.course.id'});
1.35    ! ng        242:     $section = ($section ne '-1' ? $section : 'no');
1.34      ng        243:     push @holdsec,$section;
1.35    ! ng        244:     push (@{ $classlist{$getsec} }, $student) if ($getsec eq 'all' || $getsec eq $section);
1.34      ng        245:   }
                    246:   my %seen = ();
                    247:   foreach my $item (@holdsec) {
                    248:       push (@sections, $item) unless $seen{$item}++;
1.13      albertel  249:   }
1.34      ng        250:   return (\%classlist,\@sections);
1.5       albertel  251: }
                    252: 
                    253: sub getpartlist {
1.13      albertel  254:   my ($url) = @_;
                    255:   my @parts =();
                    256:   my (@metakeys) = split(/,/,&Apache::lonnet::metadata($url,'keys'));
                    257:   foreach my $key (@metakeys) {
1.30      ng        258:     if ( $key =~ m/stores_([0-9]+)_.*/) {
1.13      albertel  259:       push(@parts,$key);
1.6       albertel  260:     }
1.13      albertel  261:   }
                    262:   return @parts;
1.5       albertel  263: }
                    264: 
                    265: sub viewstudentgrade {
1.13      albertel  266:   my ($url,$symb,$courseid,$student,@parts) = @_;
                    267:   my $result ='';
                    268:   my $cellclr = '"#ffffdd"';
1.28      ng        269:   my ($username,$domain) = split(/:/,$student);
1.13      albertel  270: 
1.34      ng        271:   my $fullname = &get_fullname($username,$domain);
1.28      ng        272:   my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$username);
1.32      ng        273: 
1.28      ng        274:   $result.="<tr bgcolor=$cellclr><td>$username</td><td>$fullname</td><td align=\"middle\">$domain</td>\n";
1.13      albertel  275:   foreach my $part (@parts) {
                    276:     my ($temp,$part,$type)=split(/_/,$part);
1.31      ng        277:     my $score=$record{"resource.$part.$type"};
                    278:     if ($type eq 'awarded' || $type eq 'tries') {
                    279:       $result.='<td align="middle"><input type="text" name="GRADE.'.$student.'.'.$part.'.'.$type.
                    280: 	  '" value="'.$score.'" size="4" /></td>'."\n";
1.13      albertel  281:     } elsif ($type eq 'solved') {
1.31      ng        282:       my ($status,$foo)=split(/_/,$score,2);
1.28      ng        283:       $result.="<td align=\"middle\"><select name=\"GRADE.$student.$part.$type\">\n";
1.31      ng        284:       my $optsel = '<option>correct</option><option>incorrect</option><option>excused</option>'.
1.33      ng        285: 	  '<option>ungraded</option><option>partial</option><option>nothing</option>'."\n";
1.31      ng        286:       $status = 'nothing' if ($status eq '');
                    287:       $optsel =~ s/<option>$status/<option selected="on">$status/;
                    288:       $result.=$optsel;
1.13      albertel  289:       $result.="</select></td>\n";
                    290:     }
                    291:   }
1.29      albertel  292:   $result.='<td></td></tr>';
1.13      albertel  293:   return $result;
1.5       albertel  294: }
1.31      ng        295: 
                    296: #FIXME need to look at the metadata <stores> spec on what type of data to accept and provide an
1.6       albertel  297: #interface based on that, also do that to above function.
1.5       albertel  298: sub setstudentgrade {
1.13      albertel  299:   my ($url,$symb,$courseid,$student,@parts) = @_;
1.34      ng        300:   print "set student grade parts=@parts<br>";
1.13      albertel  301:   my $result ='';
                    302:   my ($stuname,$domain) = split(/:/,$student);
                    303:   my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$stuname);
                    304:   my %newrecord;
                    305: 
                    306:   foreach my $part (@parts) {
                    307:     my ($temp,$part,$type)=split(/_/,$part);
                    308:     my $oldscore=$record{"resource.$part.$type"};
                    309:     my $newscore=$ENV{"form.GRADE.$student.$part.$type"};
1.32      ng        310:     print "old=$oldscore:new=$newscore:<br>";
1.13      albertel  311:     if ($type eq 'solved') {
                    312:       my $update=0;
                    313:       if ($newscore eq 'nothing' ) {
                    314: 	if ($oldscore ne '') {
                    315: 	  $update=1;
                    316: 	  $newscore = '';
1.6       albertel  317: 	}
1.13      albertel  318:       } elsif ($oldscore !~ m/^$newscore/) {
                    319: 	$update=1;
                    320: 	$result.="Updating $stuname to $newscore<br />\n";
1.34      ng        321: 	if ($newscore eq 'correct')   { $newscore = 'correct_by_override'; }
1.13      albertel  322: 	if ($newscore eq 'incorrect') { $newscore = 'incorrect_by_override'; }
1.34      ng        323: 	if ($newscore eq 'excused')   { $newscore = 'excused'; }
                    324: 	if ($newscore eq 'ungraded')  { $newscore = 'ungraded_attempted'; }
                    325: 	if ($newscore eq 'partial')   { $newscore = 'correct_partially_by_override'; }
1.13      albertel  326:       } else {
                    327: 	#$result.="$stuname:$part:$type:unchanged  $oldscore to $newscore:<br />\n";
                    328:       }
                    329:       if ($update) { $newrecord{"resource.$part.$type"}=$newscore; }
                    330:     } else {
                    331:       if ($oldscore ne $newscore) {
                    332: 	$newrecord{"resource.$part.$type"}=$newscore;
                    333: 	$result.="Updating $student"."'s status for $part.$type to $newscore<br />\n";
                    334:       } else {
                    335: 	#$result.="$stuname:$part:$type:unchanged  $oldscore to $newscore:<br />\n";
                    336:       }
                    337:     }
                    338:   }
                    339:   if ( scalar(keys(%newrecord)) > 0 ) {
1.32      ng        340:     $newrecord{'resource.regrader'}="$ENV{'user.name'}:$ENV{'user.domain'}";
1.34      ng        341: #    &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$stuname);
1.13      albertel  342: 
                    343:     $result.="Stored away ".scalar(keys(%newrecord))." elements.<br />\n";
                    344:   }
                    345:   return $result;
1.2       albertel  346: }
                    347: 
1.33      ng        348: #
1.32      ng        349: # --------------------------- show submissions of a student, option to grade --------
1.2       albertel  350: sub submission {
1.34      ng        351:   my ($request,$counter,$total) = @_;
1.33      ng        352: 
1.34      ng        353:   if ($counter == 0) {
                    354:       $request->print(<<JAVASCRIPT);
1.32      ng        355: <script type="text/javascript" language="javascript">
1.33      ng        356:   function updateRadio(radioButton,formtextbox,formsel,wgt) {
                    357:      var pts = formtextbox.value;
                    358:      var resetbox =false;
                    359:      if (isNaN(pts) || pts < 0) {
                    360: 	alert("A number equal or greater than 0 is expected. Entered value = "+pts);
                    361: 	for (var i=0; i<radioButton.length; i++) {
                    362: 	   if (radioButton[i].checked) {
                    363: 	      formtextbox.value = i;
                    364: 	      resetbox = true;
                    365: 	   }
1.32      ng        366: 	}
1.33      ng        367: 	if (!resetbox) {
                    368: 	   formtextbox.value = "";
                    369: 	}
                    370: 	return;
                    371:     }
1.32      ng        372: 
1.33      ng        373:     for (var i=0; i<radioButton.length; i++) {
                    374: 	radioButton[i].checked=false;
                    375: 	if (pts == i) {
                    376: 	   radioButton[i].checked=true;
1.32      ng        377: 	}
1.31      ng        378:     }
1.33      ng        379:     updateSelect(formsel,pts,wgt);
                    380:   }
                    381: 
                    382:   function writeBox(formrad,formsel,pts,wgt) {
                    383:     formrad.value = pts;
                    384:     updateSelect(formsel,pts,wgt);
                    385:     return;
                    386:   }
                    387: 
                    388:   function updateSelect(formsel,pts,wgt) {
                    389:     if (pts == 0) {
                    390:       formsel[1].selected = true;
                    391:     }
                    392:     if (pts > 0 && pts < wgt) {
                    393:       formsel[4].selected = true;
                    394:     }
                    395:     if (pts == wgt) {
                    396:       formsel[0].selected = true;
                    397:     }
                    398:     return;
                    399:   }
1.32      ng        400: 
1.35    ! ng        401:   function keywords(keyform) {
        !           402:     var keywds = keyform.value;
        !           403:     var nret = prompt("Keywords list, separate by a space or comma. Add/delete to list if desired.",keywds);
        !           404:     if (nret==null) return;
        !           405:     keyform.value = nret;
        !           406:     return;
        !           407:   }
        !           408: 
        !           409:   function addmsg(msgform) {
        !           410:     var msg  = msgform.value;
        !           411:     var nret = prompt("Enter the message you wish to send to the student.",msg);
        !           412:     if (nret==null) return;
        !           413:     msgform.value = nret;
        !           414:     return;
        !           415:   }
        !           416: 
        !           417:   function savedmsg(msgform) {
        !           418:     var Nmsg  = msgform.value;
        !           419:     var nret = prompt("Number of saved messages = ",Nmsg);
        !           420:     if (nret==null) return;
        !           421:     msgform.value = nret;
        !           422:     return;
        !           423:   }
        !           424: 
1.31      ng        425: </script>
                    426: JAVASCRIPT
1.34      ng        427: }
1.33      ng        428:   (my $url=$ENV{'form.url'})=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
1.35    ! ng        429:   if ($ENV{'form.student'} eq '') { &moreinfo($request,'Need student login id'); return ''; }
1.13      albertel  430:   my ($uname,$udom) = &finduser($ENV{'form.student'});
1.35    ! ng        431:   if ($uname eq '') { &moreinfo($request,'Unable to find student'); return ''; }
1.32      ng        432: 
                    433:   my $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url)));
1.13      albertel  434:   if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
1.34      ng        435:   my $last = ($ENV{'form.lastSub'} eq 'last' ? 'last' : '');
1.31      ng        436: #
                    437: # header info
1.34      ng        438:   if ($counter == 0) {
                    439:       $request->print('<h2><font color="#339933">Submission Record</font></h2>');
                    440:   }
                    441: 
1.31      ng        442: #
1.34      ng        443: # option to display problem, only once else it cause problems with the form later since the problem has a form.
                    444:   if ($ENV{'form.vProb'} eq 'yes' && $counter == 0) {
1.30      ng        445:       my $rendered=&Apache::loncommon::get_student_view($symb,$uname,$udom,
1.17      albertel  446: 						   $ENV{'request.course.id'});
1.30      ng        447:       my $companswer=&Apache::loncommon::get_student_answers($symb,$uname,$udom,
                    448: 							 $ENV{'request.course.id'});
1.34      ng        449:       my $result.='<table border="0" width="100%"><tr><td bgcolor="#777777">';
1.33      ng        450:       $result.='<table border="0" width="100%"><tr><td bgcolor="#e6ffff">';
1.31      ng        451:       $result.='<b>Student\'s view of the problem</b></td></tr><tr><td bgcolor="#ffffff">'.$rendered.'<br />';
1.30      ng        452:       $result.='<b>Correct answer:</b><br />'.$companswer;
                    453:       $result.='</td></tr></table>';
                    454:       $result.='</td></tr></table><br />';
1.34      ng        455:       $request->print($result);
                    456:   }
                    457: #
                    458: # beginning of form
                    459:   if ($counter == 0) {
1.35    ! ng        460:       my %keyhash = &Apache::lonnet::get
        !           461:                 ('nohist_handgrade',[$symb.'_keywords'],
        !           462:                  $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
        !           463: 		 $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
        !           464: 
1.34      ng        465:       $request->print('<form action="/adm/grades" method="post" name="SCORE">'."\n".
1.35    ! ng        466: 		      '<input type="hidden" name="symb"       value="'.$symb.'" />'."\n".
        !           467: 		      '<input type="hidden" name="url"        value="'.$url.'" />'."\n".
        !           468: 		      '<input type="hidden" name="vProb"      value="'.$ENV{'form.vProb'}.'" />'."\n".
        !           469: 		      '<input type="hidden" name="lastSub"    value="'.$last.'" />'."\n".
        !           470: 		      '<input type="hidden" name="section"    value="'.$ENV{'form.section'}.'">'."\n".
1.34      ng        471: 		      '<input type="hidden" name="submitonly" value="'.$ENV{'form.submitonly'}.'">'."\n".
1.35    ! ng        472: 		      '<input type="hidden" name="response"   value="'.$ENV{'form.response'}.'">'."\n".
        !           473: 		      '<input type="hidden" name="handgrade"  value="'.$ENV{'form.handgrade'}.'">'."\n".
        !           474: 		      '<input type="hidden" name="command"    value="handgrade" />'."\n".
        !           475: 		      '<input type="hidden" name="keywords"   value="'.$keyhash{$symb.'_keywords'}.'" />'."\n".
        !           476: 		      '<input type="hidden" name="addmsg"     value="" />'."\n".
        !           477: 		      '<input type="hidden" name="savemsgN"   value="3" />'."\n".
        !           478: 		      '<input type="hidden" name="savemsg0"   value="Good Job!" />'."\n".
        !           479: 		      '<input type="hidden" name="savemsg1"   value="Needs a better explanation." />'."\n".
        !           480: 		      '<input type="hidden" name="savemsg2"   value="Read the book before submitting such garbagge!" />'."\n".
1.34      ng        481: 		      '<input type="hidden" name="NCT"'.
                    482: 		      ' value="'.($ENV{'form.NTSTU'} ne '' ? $ENV{'form.NTSTU'} : '1').'" />'."\n");
1.35    ! ng        483: 
        !           484:       if ($ENV{'form.handgrade'} eq 'yes') {
        !           485: 	  $request->print(<<KEYWORDS);
        !           486: &nbsp;<b>Grading Options</b> 
        !           487: <a href="javascript:keywords(document.SCORE.keywords)"; TARGET=_self>Keywords list</a>&nbsp; &nbsp;
        !           488: <a href="javascript:addmsg(document.SCORE.addmsg)"; TARGET=_self>Add a message</a>&nbsp; &nbsp;
        !           489: <a href="javascript:savedmsg(document.SCORE.savemsgN)"; TARGET=_self>Saved messages</a><br /><br />
        !           490: KEYWORDS
        !           491:       }
1.30      ng        492:   }
1.35    ! ng        493: 
1.34      ng        494: #
                    495: # Student info
                    496:   $request->print(($counter == 0 ? '' : '<br /><hr><br />'));
                    497:   my $result.='<table border="0"><tr><td><b>Username: </b>'.$uname.
                    498:       '</td><td><b>Fullname: </b>'.
                    499: 	  ($ENV{'form.fullname'} ne '' ? $ENV{'form.fullname'} : &get_fullname($uname,$udom)).
                    500: 	      '</td><td><b>Domain: </b>'.$udom.'</td></tr>';
1.35    ! ng        501:   if ($ENV{'form.handgrade'} eq 'yes') {
        !           502:       my $subonly = &get_last_submission($symb,$uname,$udom,$ENV{'request.course.id'});
        !           503:       my ($classlist) = &getclasslist('all','0');
        !           504:       my @collaborators;
        !           505:       foreach ( sort(@{ $$classlist{'all'} }) ) {
        !           506: 	  my ($sname,$sdom) = split(/:/);
        !           507: 	  push @collaborators,$sname if (grep /\b$sname(\b|\.)/i,$subonly);
        !           508:       }
        !           509:       push @collaborators,'leede','carlandmm','freyniks'; # as a test to display collaborators.
        !           510:       if (scalar(@collaborators) != 0) {
        !           511: 	  $result.='<tr><td colspan=3><b>Collaborators: </b>';
        !           512: 	  foreach (@collaborators) {
        !           513: 	      $result.=$_.' ('.&get_fullname($_,$udom).') &nbsp; &nbsp;';
        !           514: 	  }
        !           515: 	  $result.='</td></tr>'."\n";
        !           516: 	  $result.='<input type="hidden" name="collaborator'.$counter.
        !           517: 	      '" value="'.(join ':',@collaborators).'" />'."\n";
        !           518:       }
        !           519:   }
        !           520:   $result.='<tr><td colspan=3><b>Resource: </b>'.$url.'</td></tr></table>'."\n";
1.34      ng        521:   $request->print($result);
                    522: #
                    523: # print student answer
1.35    ! ng        524:   $request->print(&Apache::loncommon::get_previous_attempt($symb,$uname,$udom,
        !           525: 							   $ENV{'request.course.id'},$last,
        !           526: 							   '.submission','Apache::grades::keywords_highlight'));
        !           527: #
1.34      ng        528: #
                    529:   my $wgt    = &Apache::lonnet::EXT('resource.partid.weight',$symb,$udom,$uname);
                    530:   my $wgtmsg = ($wgt > 0 ? '(problem weight)' : '<font color="red">problem weight assigned by computer</font>');
                    531:   $wgt       = ($wgt > 0 ? $wgt : '1');
                    532:   my %record = &Apache::lonnet::restore($symb,$ENV{'request.course.id'},$udom,$uname);
                    533:   my $score  = ($record{'resource.0.awarded'} eq '' ? '' : $record{'resource.0.awarded'}*$wgt);
1.18      albertel  534: 
1.34      ng        535: #
                    536: # display grading options
                    537:   $result='<input type="hidden" name="WGT'.$counter.'" value="'.$wgt.'" />'.
1.33      ng        538:       '<input type="hidden" name="unamedom'.$counter.'" value="'.$uname.':'.$udom.'" />'."\n";
1.32      ng        539:   $result.='<table border="0"><tr><td><b>Points</b></td><td>';
1.31      ng        540:   my $ctr = 0;
1.34      ng        541: 
                    542:   $result.='<table border="0"><tr>';  # display radio buttons in a nice table with 10 across
1.32      ng        543:   while ($ctr<=$wgt) {
1.34      ng        544:       $result.= '<td><input type="radio" name="RADVAL'.$counter.'" '.
1.33      ng        545: 	  'onclick="javascript:writeBox(this.form.GRADE_BOX'.$counter.
1.34      ng        546: 	    ',this.form.GRADE_SEL'.$counter.','.$ctr.','.$wgt.')" '.
                    547: 		($score eq $ctr ? 'checked':'').' /> '.$ctr."</td>\n";
                    548:       $result.=(($ctr+1)%10 == 0 ? '</tr><tr>' : '');
1.31      ng        549:       $ctr++;
                    550:   }
1.34      ng        551:   $result.='</tr></table>';
                    552: 
1.31      ng        553:   $result.='</td><td>&nbsp;<b>or</b>&nbsp;</td>';
1.33      ng        554:   $result.='<td><input type="text" name="GRADE_BOX'.$counter.'"'.
1.32      ng        555:       ($score ne ''? ' value = "'.$score.'"':'').' size="4" '.
1.33      ng        556:        'onChange="javascript:updateRadio(this.form.RADVAL'.$counter.
                    557:         ',this.form.GRADE_BOX'.$counter.
                    558: 	   ',this.form.GRADE_SEL'.$counter.',\''.$wgt.'\')" /></td>'."\n";
1.34      ng        559:   $result.='<td>/'.$wgt.' '.$wgtmsg.' </td><td>';
1.33      ng        560: 
                    561:   foreach my $part (&getpartlist($url)) {
                    562:     my ($temp,$part,$type)=split(/_/,$part);
                    563:     if ($type eq 'solved') {
                    564:       my ($status,$foo)=split(/_/,$record{"resource.$part.$type"},2);
1.34      ng        565:       $status = 'partial' if ($foo =~ /partially/);
                    566:       $status = 'nothing' if ($status eq '');
1.33      ng        567:       $result.='<select name="GRADE_SEL'.$counter.'">'."\n";
                    568:       my $optsel = '<option>correct</option><option>incorrect</option>'.
                    569: 	  '<option>excused</option><option>ungraded</option>'.
                    570: 	      '<option>partial</option><option>nothing</option>'."\n";
                    571:       $optsel =~ s/<option>$status/<option selected="on">$status/;
                    572:       $result.=$optsel;
                    573:       $result.="</select></td></tr>\n";
                    574:     }
                    575:   }
1.34      ng        576:   $result.='</table>';
                    577:   $request->print($result);
                    578: #
                    579: # print end of form
                    580:   if ($counter == $total) {
                    581:       my $endform.='<table border="0"><tr><td><input type="submit" name="gradeOpt" value="Save & Next" />';
                    582:       my $ntstu ='<select name="NTSTU">'.
                    583: 	  '<option>1</option><option>2</option>'.
                    584: 	      '<option>3</option><option>5</option>'.
                    585: 		  '<option>7</option><option>10</option></select>'."\n";
                    586:       my $nsel = ($ENV{'form.NTSTU'} ne '' ? $ENV{'form.NTSTU'} : '1');
                    587:       $ntstu =~ s/<option>$nsel/<option selected="on">$nsel/;
                    588:       $endform.=$ntstu.'student(s) &nbsp;&nbsp;';
                    589:       $endform.='<input type="submit" name="gradeOpt" value="Next" />&nbsp';
                    590:       $endform.='<input type="submit" name="gradeOpt" value="Previous" />&nbsp';
                    591:       $endform.='(Next and Previous do not save the scores.)';
                    592:       $endform.='</td><tr></table></form>';
                    593:       $request->print($endform);
                    594:   }
                    595:   return '';
1.32      ng        596: }
1.30      ng        597: 
1.35    ! ng        598: sub get_last_submission {
        !           599:   my ($symb,$username,$domain,$course)=@_;
        !           600:   if ($symb) {
        !           601:      my (%returnhash)=&Apache::lonnet::restore($symb,$course,$domain,$username);
        !           602:      if ($returnhash{'version'}) {
        !           603: 	my %lasthash=();
        !           604: 	my $version;
        !           605: 	for ($version=1;$version<=$returnhash{'version'};$version++) {
        !           606: 	  foreach (sort(split(/\:/,$returnhash{$version.':keys'}))) {
        !           607: 	      $lasthash{$_}=$returnhash{$version.':'.$_};
        !           608: 	  }
        !           609:         }
        !           610: 	foreach ((keys %lasthash)) {
        !           611: 	    if ($_ =~ /\.submission$/) {return $lasthash{$_}}
        !           612: 	}
        !           613: 	return '';
        !           614:     }
        !           615:   }
        !           616: }
        !           617: 
        !           618: sub keywords_highlight {
        !           619:   my $string  = shift;
        !           620:   (my $url=$ENV{'form.url'})=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
        !           621:   my $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url)));
        !           622:   my %keyhash = &Apache::lonnet::get
        !           623:       ('nohist_handgrade',[$symb.'_keywords'],
        !           624:        $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
        !           625:        $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
        !           626:   my @keylist = split(/[,\s+]/,$keyhash{$symb.'_keywords'});
        !           627:   foreach my $word (@keylist) {
        !           628:       next if ($word eq '');
        !           629:       $string =~ s/\b$word(\b|\.)/\<font color\=red\>$word\<\/font\>/gi;
        !           630:   }
        !           631:   return $string;
        !           632: }
        !           633: 
1.32      ng        634: sub processHandGrade {
1.34      ng        635:   my ($request) = shift;
1.33      ng        636:   my $url    = $ENV{'form.url'};
                    637:   my $symb   = $ENV{'form.symb'};
                    638:   my $button = $ENV{'form.gradeOpt'};
                    639:   my $ngrade = $ENV{'form.NCT'};
                    640:   my $ntstu  = $ENV{'form.NTSTU'};
1.35    ! ng        641:   my $keywords= $ENV{'form.keywords'};
        !           642:   my $addmsg  = $ENV{'form.addmsg'};
        !           643:   print "addmsg=$addmsg<br>";
        !           644:   if ($keywords ne '') {
        !           645:       my $crsname = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};
        !           646:       my $crsdom  = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
        !           647:       my $putresult = &Apache::lonnet::put
        !           648:                 ('nohist_handgrade',{$symb.'_keywords' => $keywords},
        !           649:                  $crsdom,$crsname);
        !           650:   }
1.33      ng        651:   my (@parts) = sort(&getpartlist($url));
1.34      ng        652: 
1.33      ng        653:   if ($button eq 'Save & Next') {
                    654:       my $ctr = 0;
                    655:       while ($ctr < $ENV{'form.NCT'}) {
                    656: 	  my ($uname,$udom) = split(/:/,$ENV{'form.unamedom'.$ctr});
1.34      ng        657: 	  &saveHandGrade($url,$symb,$uname,$udom,$ctr,@parts);
1.35    ! ng        658: 	  if ($ENV{'form.collaborator'.$ctr}) {
        !           659: 	      my (@collaborators) = split(/:/,$ENV{'form.collaborator'.$ctr});
        !           660: 	      foreach (@collaborators) {
        !           661: 		  &saveHandGrade($url,$symb,$_,$udom,$ctr,@parts);
        !           662: 	      }
        !           663: 	  }
1.33      ng        664: 	  $ctr++;
                    665:       }
                    666:   }
                    667:   my $firststu = $ENV{'form.unamedom0'};
                    668:   my $laststu  = $ENV{'form.unamedom'.($ngrade-1)};
                    669: 
1.35    ! ng        670:   my ($classlist) = &getclasslist($ENV{'form.section'},'0');
1.33      ng        671: 
                    672:   my (@nextlist,@prevlist);
1.34      ng        673:   my ($nextflg,$prevflg,$ctr,$ctprev) = (0,0,0,0);
1.35    ! ng        674:   foreach my $student ( sort(@{ $$classlist{$ENV{'form.section'}} }) ) {
1.33      ng        675:       my ($uname,$udom) = split(/:/,$student);
                    676:       if ($nextflg == 1 && $button =~ /Next$/) {
1.34      ng        677: 	  push @nextlist,$uname if ($ctr < $ntstu);
1.33      ng        678: 	  $ctr++;
                    679:       }
                    680:       $nextflg = 1 if ($student eq $laststu);
                    681:       $prevflg = 1 if ($student eq $firststu);
1.34      ng        682:       if ($prevflg == 0 && $button eq 'Previous') {
                    683: 	  push @prevlist,$uname;
                    684: 	  $ctprev++;
                    685:       }
1.33      ng        686:   }
1.34      ng        687:   if ($button eq 'Previous') {
                    688:       if ($ctprev <= $ntstu) {
                    689: 	  @nextlist = @prevlist;
                    690:       } else {
                    691: 	  my $idx = 0;
                    692: 	  my $start = $ctprev - $ntstu;
                    693: 	  while ($idx < $ntstu) {
                    694: 	      $nextlist[$idx] = $prevlist[$start+$idx];
                    695: 	      $idx++;
                    696: 	  }
                    697:       }
                    698:   }
                    699:   $ctr = 0;
                    700:   my $total = scalar(@nextlist)-1;
1.33      ng        701:   foreach my $student (@nextlist) {
                    702:       $ENV{'form.student'} = $student;
1.34      ng        703:       &submission($request,$ctr,$total);
                    704:       $ctr++;
1.33      ng        705:   }
                    706: 
                    707:   return 'The End';
                    708: }
                    709: 
                    710: sub saveHandGrade {
1.34      ng        711:   my ($url,$symb,$stuname,$domain,$newflg,@parts) = @_;
1.33      ng        712:   my %record=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},$domain,$stuname);
1.32      ng        713:   my %newrecord;
                    714: 
                    715:   foreach my $part (@parts) {
1.31      ng        716:     my ($temp,$part,$type)=split(/_/,$part);
1.32      ng        717:     my $oldscore=$record{"resource.$part.$type"};
1.34      ng        718:     my $newscore;
                    719:     if ($type eq 'awarded' && $newflg >= 0) {
1.35    ! ng        720: 	my $pts    = ($ENV{'form.GRADE_BOX'.$newflg} ne '' ? 
        !           721: 		      $ENV{'form.GRADE_BOX'.$newflg} : $ENV{'form.RADVAL'.$newflg});
1.34      ng        722: 	my $wgt    = $ENV{'form.WGT'.$newflg};
                    723: #	my $sel    = $ENV{'form.GRADE_SEL'.$newflg};
                    724: 	$newscore  = $pts/$wgt if ($wgt != 0);
                    725:     }
1.31      ng        726:     if ($type eq 'solved') {
1.34      ng        727:       $newscore = $ENV{'form.GRADE_SEL'.$newflg} if ($newflg >= 0);
1.32      ng        728:       my $update=0;
                    729:       if ($newscore eq 'nothing' ) {
                    730: 	if ($oldscore ne '') {
                    731: 	  $update=1;
                    732: 	  $newscore = '';
                    733: 	}
                    734:       } elsif ($oldscore !~ m/^$newscore/) {
                    735: 	$update=1;
                    736: 	if ($newscore eq 'correct')   { $newscore = 'correct_by_override'; }
                    737: 	if ($newscore eq 'incorrect') { $newscore = 'incorrect_by_override'; }
                    738: 	if ($newscore eq 'excused')   { $newscore = 'excused'; }
                    739: 	if ($newscore eq 'ungraded')  { $newscore = 'ungraded_attempted'; }
1.34      ng        740: 	if ($newscore eq 'partial')   { $newscore = 'correct_partially_by_override'; }
1.32      ng        741:       }
                    742:       if ($update) { $newrecord{"resource.$part.$type"}=$newscore; }
                    743:     } else {
                    744:       if ($oldscore ne $newscore) {
                    745: 	$newrecord{"resource.$part.$type"}=$newscore;
1.33      ng        746:       }
1.32      ng        747:     }
1.34      ng        748:   }
                    749:   if ( scalar(keys(%newrecord)) > 0 ) {
1.33      ng        750:       $newrecord{'resource.regrader'}="$ENV{'user.name'}:$ENV{'user.domain'}";
1.35    ! ng        751: #      while (my ($k,$v) = each %newrecord) {
        !           752: #	 print "k=$k:v=$v:<br>\n";
        !           753: #      }
        !           754: #      print "symb=$symb,courseid=$ENV{'request.course.id'},dom=$domain,name=$stuname<br>";
1.34      ng        755: #     &Apache::lonnet::cstore(\%newrecord,$symb,$ENV{'request.course.id'},$domain,$stuname);
1.31      ng        756:   }
1.34      ng        757:   return '';
1.2       albertel  758: }
                    759: 
1.26      albertel  760: sub get_symb_and_url {
1.34      ng        761:   my ($request) = @_;
                    762:   (my $url=$ENV{'form.url'}) =~ s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
1.32      ng        763:   my $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url)));
1.13      albertel  764:   if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
1.34      ng        765:   return ($symb,$url);
1.29      albertel  766: }
                    767: 
                    768: sub show_grading_menu_form {
                    769:   my ($symb,$url)=@_;
                    770:   my $result.='<form action="/adm/grades" method="post">'."\n".
                    771:     '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
                    772:       '<input type="hidden" name="url" value="'.$url.'" />'."\n".
                    773: 	'<input type="hidden" name="command" value="gradingmenu" />'."\n".
                    774: 	  '<input type="submit" name="submit" value="Grading Menu" />'."\n".
                    775: 	    '</form>'."\n";
                    776:   return $result;
                    777: }
                    778: 
1.26      albertel  779: sub gradingmenu {
                    780:   my ($request) = @_;
                    781:   my ($symb,$url)=&get_symb_and_url($request);
                    782:   if (!$symb) {return '';}
1.35    ! ng        783:   my $allkeys = &Apache::lonnet::metadata($url,'keys');
        !           784:   my $handgrade = ($allkeys =~ /parameter_.*?_handgrade/ ? 'yes' : 'no');
        !           785:   my ($responsetype,$foo) = split(/_/,&Apache::lonnet::metadata($url,'packages'));
1.28      ng        786: 
1.34      ng        787:   my $result='<h2>&nbsp;<font color="#339933">Select a Grading Method</font></h2>';
1.35    ! ng        788:   $result.='<table border="0">';
        !           789:   $result.='<tr><td><font size=+1><b>Resource: </b></font></td>'.
        !           790:       '<td><font size=+1>'.$url.'</font></td></tr>';
        !           791:   $result.='<tr><td><font size=+1><b>Type: </b></font></td>'.
        !           792:       '<td><font size=+1>'.$responsetype.'&nbsp;&nbsp;<b>Handgrade: </b>'.$handgrade.'</font></td></tr>';
        !           793:   $result.='</table>';
1.34      ng        794: 
                    795:   $result.=&view_edit_entire_class_form($symb,$url).'<br />';
                    796:   $result.=&upcsvScores_form($symb,$url).'<br />';
1.35    ! ng        797:   $result.=&viewGradeaStu_form($symb,$url,$responsetype,$handgrade).'<br />';
1.34      ng        798:   $result.=&verifyReceipt_form($symb,$url);
                    799:   return $result;
                    800: }
                    801: 
                    802: sub view_edit_entire_class_form {
                    803:   my ($symb,$url)=@_;
                    804:   my $result.='<table width=100% border=0><tr><td bgcolor=#777777>'."\n";
                    805:   $result.='<table width=100% border=0><tr bgcolor="#e6ffff"><td>'."\n";
                    806:   $result.='&nbsp;<b>View/Grade Entire Class</b></td></tr>'."\n";
1.28      ng        807:   $result.='<tr bgcolor=#ffffe6><td>'."\n";
1.26      albertel  808:   $result.='<form action="/adm/grades" method="post">'."\n".
1.34      ng        809:     '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
1.26      albertel  810:       '<input type="hidden" name="url" value="'.$url.'" />'."\n".
1.34      ng        811: 	  '<input type="hidden" name="command" value="viewgrades" />'."\n";
                    812:   $result.='&nbsp;<b>Display students who has: </b>'.
                    813:       '<input type="radio" name="submitonly" value="yes" checked> submitted'.
                    814: 	  '<input type="radio" name="submitonly" value="all"> everybody <br /><br />';
                    815:   $result.='&nbsp;<input type="submit" name="submit" value="View/Grade" /></form>'."\n";
                    816:   $result.='</td></tr></table>'."\n";
                    817:   $result.='</td></tr></table>'."\n";
                    818:   return $result;
                    819: }
                    820: 
                    821: sub upcsvScores_form {
                    822:   my ($symb,$url) = @_;
                    823:   if (!$symb) {return '';}
                    824:   my $result.='<table width=100% border=0><tr><td bgcolor=#777777>'."\n";
                    825:   $result.='<table width=100% border=0><tr bgcolor="#e6ffff"><td>'."\n";
                    826:   $result.='&nbsp;<b>Specify a file containing the class scores for above resource</b></td></tr>'."\n";
                    827:   $result.='<tr bgcolor=#ffffe6><td>'."\n";
                    828:   my $upfile_select=&Apache::loncommon::upfile_select_html();
                    829:   $result.=<<ENDUPFORM;
                    830: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
                    831: <input type="hidden" name="symb" value="$symb" />
                    832: <input type="hidden" name="url" value="$url" />
                    833: <input type="hidden" name="command" value="csvuploadmap" />
                    834: $upfile_select
                    835: <br />&nbsp;<input type="submit" name="submit" value="Upload Grades" />
                    836: </form>
                    837: ENDUPFORM
                    838:   $result.='</td></tr></table>'."\n";
                    839:   $result.='</td></tr></table>'."\n";
                    840:   return $result;
                    841: }
                    842: 
                    843: sub viewGradeaStu_form {
1.35    ! ng        844:   my ($symb,$url,$response,$handgrade) = @_;
1.34      ng        845:   my ($classlist,$sections) = &getclasslist('all','0');
                    846:   my $result.='<table width=100% border=0><tr><td bgcolor=#777777>'."\n";
                    847:   $result.='<table width=100% border=0><tr bgcolor="#e6ffff"><td>'."\n";
                    848:   $result.='&nbsp;<b>View/Grade an Individual Student\'s Submission</b></td></tr>'."\n";
                    849:   $result.='<tr bgcolor=#ffffe6><td>'."\n";
1.26      albertel  850:   $result.='<form action="/adm/grades" method="post">'."\n".
                    851:      '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
                    852:       '<input type="hidden" name="url" value="'.$url.'" />'."\n".
1.35    ! ng        853:        '<input type="hidden" name="response" value="'.$response.'" />'."\n".
        !           854:         '<input type="hidden" name="handgrade" value="'.$handgrade.'" />'."\n".
        !           855: 	 '<input type="hidden" name="command" value="submission" />'."\n";
1.34      ng        856: 
                    857:   $result.='&nbsp;<b>Select section:</b> <select name="section">'."\n";
                    858:   foreach my $section (sort (@$sections)) {
                    859:       $result.= '<option>'.$section.'</option>'."\n";
                    860:   }
                    861:   $result.= '<option selected="on">all</select>'."\n";
                    862:   $result.='&nbsp;&nbsp;<b>Display students who has: </b>'.
                    863:       '<input type="radio" name="submitonly" value="yes" checked> submitted'.
                    864: 	  '<input type="radio" name="submitonly" value="all"> everybody <br />';
1.35    ! ng        865:   $result.='&nbsp;(Section "no" implies the students were not assigned a section.)<br />' 
        !           866:       if (grep /no/,@$sections);
1.34      ng        867: 
                    868:   $result.='<br />&nbsp;<input type="submit" name="submit" value="View/Grade" />'."\n".
                    869:       '</form>'."\n";
                    870:   $result.='</td></tr></table>'."\n";
                    871:   $result.='</td></tr></table>'."\n";
                    872:   return $result;
                    873: }
                    874: 
                    875: sub verifyReceipt_form {
                    876:   my ($symb,$url) = @_;
                    877:   my $cdom=$ENV{"course.$ENV{'request.course.id'}.domain"};
                    878:   my $cnum=$ENV{"course.$ENV{'request.course.id'}.num"};
                    879:   my $hostver=unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'});
                    880: 
                    881:   my $result.='<table width=100% border=0><tr><td bgcolor=#777777>'."\n";
                    882:   $result.='<table width=100% border=0><tr><td bgcolor=#e6ffff>'."\n";
                    883:   $result.='&nbsp;<b>Verify a Submission Receipt Issued by this Server</td></tr>'."\n";
                    884:   $result.='<tr bgcolor=#ffffe6><td>'."\n";
                    885:   $result.='<form action="/adm/grades" method="post">'."\n";
                    886:   $result.='&nbsp;<tt>'.$hostver.'-<input type="text" name="receipt" size="4"></tt><br />'."\n";
                    887:   $result.='&nbsp;<input type="submit" name="submit" value="Verify Receipt">'."\n";
                    888:   $result.='<input type="hidden" name="command" value="verify">'."\n";
                    889:   if ($ENV{'form.url'}) {
                    890:       $result.='<input type="hidden" name="url" value="'.$ENV{'form.url'}.'" />';
                    891:   }
                    892:   if ($ENV{'form.symb'}) {
                    893:       $result.='<input type="hidden" name="symb" value="'.$ENV{'form.symb'}.'" />';
                    894:   }
                    895:   $result.='</form>';
1.28      ng        896:   $result.='</td></tr></table>'."\n";
                    897:   $result.='</td></tr></table>'."\n";
1.26      albertel  898:   return $result;
                    899: }
                    900: 
                    901: sub viewgrades {
                    902:   my ($request) = @_;
                    903:   my $result='';
                    904: 
                    905:   #get resource reference
                    906:   my ($symb,$url)=&get_symb_and_url($request);
                    907:   if (!$symb) {return '';}
1.13      albertel  908:   #get classlist
                    909:   my ($cdom,$cnum) = split(/_/,$ENV{'request.course.id'});
1.24      albertel  910:   #print "Found $cdom:$cnum<br />";
1.34      ng        911:   my ($classlist) = &getclasslist('all','0');
1.13      albertel  912:   my $headerclr = '"#ccffff"';
                    913:   my $cellclr = '"#ffffcc"';
                    914: 
                    915:   #get list of parts for this problem
1.29      albertel  916:   my (@parts) = sort(&getpartlist($url));
1.13      albertel  917: 
1.28      ng        918:   $request->print ("<h2><font color=\"#339933\">Manual Grading</font></h2>");
1.13      albertel  919: 
                    920:   #start the form
                    921:   $result = '<form action="/adm/grades" method="post">'."\n".
1.16      albertel  922:     '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
                    923:       '<input type="hidden" name="url" value="'.$url.'" />'."\n".
1.13      albertel  924: 	'<input type="hidden" name="command" value="editgrades" />'."\n".
                    925: 	  '<input type="submit" name="submit" value="Submit Changes" />'."\n".
1.32      ng        926: 	    '<table border=0><tr><td bgcolor="#777777">'."\n".
1.13      albertel  927: 	     '<table border=0>'."\n".
1.28      ng        928: 	      '<tr bgcolor='.$headerclr.'><td><b>Username</b></td><td><b>Name</b></td><td><b>Domain</b></td>'."\n";
1.29      albertel  929:   foreach my $part (@parts) {
1.13      albertel  930:      my $display=&Apache::lonnet::metadata($url,$part.'.display');
                    931:      if  (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); }
1.28      ng        932:      $result.='<td><b>'.$display.'</b></td>'."\n";
1.30      ng        933:   }
1.28      ng        934:   $result.='</tr>';
1.13      albertel  935:   #get info for each student
1.34      ng        936:   foreach my $student ( sort(@{ $$classlist{'all'} }) ) {
1.31      ng        937:     my $display=&viewstudentgrade($url,$symb,$ENV{'request.course.id'},$student,@parts);
                    938: #      print "ID=$ENV{'request.course.id'}:STU=$student:DIS=$display:<br>\n";
1.13      albertel  939:     $result.=&viewstudentgrade($url,$symb,$ENV{'request.course.id'},$student,@parts);
                    940:   }
1.31      ng        941:   $result.='</table></td></tr></table>';
                    942:   $result.='<input type="submit" name="submit" value="Submit Changes" /></form>';
1.29      albertel  943:   $result.=&show_grading_menu_form($symb,$url);
1.13      albertel  944:   return $result;
1.5       albertel  945: }
                    946: 
                    947: sub editgrades {
1.13      albertel  948:   my ($request) = @_;
                    949:   my $result='';
1.5       albertel  950: 
1.13      albertel  951:   my $symb=$ENV{'form.symb'};
                    952:   if ($symb eq '') { $request->print("Unable to handle ambiguous references:$symb:$ENV{'form.url'}"); return ''; }
                    953:   my $url=$ENV{'form.url'};
                    954:   #get classlist
1.34      ng        955: #  my ($cdom,$cnum) = split(/_/,$ENV{'request.course.id'});
1.24      albertel  956:   #print "Found $cdom:$cnum<br />";
1.34      ng        957:   my ($classlist) = &getclasslist('all','0');
1.13      albertel  958: 
                    959:   #get list of parts for this problem
                    960:   my (@parts) = &getpartlist($url);
                    961: 
                    962:   $result.='<form action="/adm/grades" method="post">'."\n".
                    963:     '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
                    964:       '<input type="hidden" name="url" value="'.$url.'" />'."\n".
                    965: 	'<input type="hidden" name="command" value="viewgrades" />'."\n".
                    966: 	  '<input type="submit" name="submit" value="See Grades" /> <br />'."\n";
                    967: 
1.35    ! ng        968:   foreach my $student ( sort(@{ $$classlist{'all'} }) ) {
1.13      albertel  969:     $result.=&setstudentgrade($url,$symb,$ENV{'request.course.id'},$student,@parts);
                    970:   }
1.5       albertel  971: 
1.13      albertel  972:   $result.='<input type="submit" name="submit" value="See Grades" /></table></form>';
                    973:   return $result;
1.5       albertel  974: }
                    975: 
1.27      albertel  976: sub csvupload_javascript_reverse_associate {
                    977:   return(<<ENDPICK);
                    978:   function verify(vf) {
                    979:     var foundsomething=0;
                    980:     var founduname=0;
                    981:     var founddomain=0;
                    982:     for (i=0;i<=vf.nfields.value;i++) {
                    983:       tw=eval('vf.f'+i+'.selectedIndex');
                    984:       if (i==0 && tw!=0) { founduname=1; }
                    985:       if (i==1 && tw!=0) { founddomain=1; }
                    986:       if (i!=0 && i!=1 && tw!=0) { foundsomething=1; }
                    987:     }
                    988:     if (founduname==0 || founddomain==0) {
                    989:       alert('You need to specify at both the username and domain');
                    990:       return;
                    991:     }
                    992:     if (foundsomething==0) {
                    993:       alert('You need to specify at least one grading field');
                    994:       return;
                    995:     }
                    996:     vf.submit();
                    997:   }
                    998:   function flip(vf,tf) {
                    999:     var nw=eval('vf.f'+tf+'.selectedIndex');
                   1000:     var i;
                   1001:     for (i=0;i<=vf.nfields.value;i++) {
                   1002:       //can not pick the same destination field for both name and domain
                   1003:       if (((i ==0)||(i ==1)) && 
                   1004:           ((tf==0)||(tf==1)) && 
                   1005:           (i!=tf) &&
                   1006:           (eval('vf.f'+i+'.selectedIndex')==nw)) {
                   1007:         eval('vf.f'+i+'.selectedIndex=0;')
                   1008:       }
                   1009:     }
                   1010:   }
                   1011: ENDPICK
                   1012: }
                   1013: 
                   1014: sub csvupload_javascript_forward_associate {
                   1015:   return(<<ENDPICK);
                   1016:   function verify(vf) {
                   1017:     var foundsomething=0;
                   1018:     var founduname=0;
                   1019:     var founddomain=0;
                   1020:     for (i=0;i<=vf.nfields.value;i++) {
                   1021:       tw=eval('vf.f'+i+'.selectedIndex');
                   1022:       if (tw==1) { founduname=1; }
                   1023:       if (tw==2) { founddomain=1; }
                   1024:       if (tw>2) { foundsomething=1; }
                   1025:     }
                   1026:     if (founduname==0 || founddomain==0) {
                   1027:       alert('You need to specify at both the username and domain');
                   1028:       return;
                   1029:     }
                   1030:     if (foundsomething==0) {
                   1031:       alert('You need to specify at least one grading field');
                   1032:       return;
                   1033:     }
                   1034:     vf.submit();
                   1035:   }
                   1036:   function flip(vf,tf) {
                   1037:     var nw=eval('vf.f'+tf+'.selectedIndex');
                   1038:     var i;
                   1039:     //can not pick the same destination field twice
                   1040:     for (i=0;i<=vf.nfields.value;i++) {
                   1041:       if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) {
                   1042:         eval('vf.f'+i+'.selectedIndex=0;')
                   1043:       }
                   1044:     }
                   1045:   }
                   1046: ENDPICK
                   1047: }
                   1048: 
1.26      albertel 1049: sub csvuploadmap_header {
                   1050:   my ($request,$symb,$url,$datatoken,$distotal)= @_;
                   1051:   my $result;
                   1052:   my $javascript;
                   1053:   if ($ENV{'form.upfile_associate'} eq 'reverse') {
1.27      albertel 1054:     $javascript=&csvupload_javascript_reverse_associate();
1.26      albertel 1055:   } else {
1.27      albertel 1056:     $javascript=&csvupload_javascript_forward_associate();
1.26      albertel 1057:   }
                   1058:   $request->print(<<ENDPICK);
                   1059: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
                   1060: <h3>Uploading Class Grades for resource $url</h3>
                   1061: <hr>
                   1062: <h3>Identify fields</h3>
                   1063: Total number of records found in file: $distotal <hr />
                   1064: Enter as many fields as you can. The system will inform you and bring you back
                   1065: to this page if the data selected is insufficient to run your class.<hr />
                   1066: <input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />
                   1067: <input type="hidden" name="associate"  value="" />
                   1068: <input type="hidden" name="phase"      value="three" />
                   1069: <input type="hidden" name="datatoken"  value="$datatoken" />
                   1070: <input type="hidden" name="fileupload" value="$ENV{'form.fileupload'}" />
                   1071: <input type="hidden" name="upfiletype" value="$ENV{'form.upfiletype'}" />
                   1072: <input type="hidden" name="upfile_associate" 
                   1073:                                        value="$ENV{'form.upfile_associate'}" />
                   1074: <input type="hidden" name="symb"       value="$symb" />
                   1075: <input type="hidden" name="url"        value="$url" />
                   1076: <input type="hidden" name="command"    value="csvuploadassign" />
                   1077: <hr />
                   1078: <script type="text/javascript" language="Javascript">
                   1079: $javascript
                   1080: </script>
                   1081: ENDPICK
                   1082:   return '';
                   1083: 
                   1084: }
                   1085: 
                   1086: sub csvupload_fields {
                   1087:   my ($url) = @_;
                   1088:   my (@parts) = &getpartlist($url);
1.27      albertel 1089:   my @fields=(['username','Student Username'],['domain','Student Domain']);
                   1090:   foreach my $part (sort(@parts)) {
1.26      albertel 1091:     my @datum;
                   1092:     my $display=&Apache::lonnet::metadata($url,$part.'.display');
1.27      albertel 1093:     my $name=$part;
1.26      albertel 1094:     if  (!$display) { $display = $name; }
                   1095:     @datum=($name,$display);
                   1096:     push(@fields,\@datum);
                   1097:   }
                   1098:   return (@fields);
                   1099: }
                   1100: 
                   1101: sub csvuploadmap_footer {
                   1102:   my ($request,$i,$keyfields) =@_;
                   1103:   $request->print(<<ENDPICK);
                   1104: </table>
                   1105: <input type="hidden" name="nfields" value="$i" />
                   1106: <input type="hidden" name="keyfields" value="$keyfields" />
                   1107: <input type="button" onClick="javascript:verify(this.form)" value="Assign Grades" /><br />
                   1108: </form>
                   1109: ENDPICK
                   1110: }
                   1111: 
                   1112: sub csvuploadmap {
                   1113:   my ($request)= @_;
                   1114:   my ($symb,$url)=&get_symb_and_url($request);
                   1115:   if (!$symb) {return '';}
                   1116:   my $datatoken;
                   1117:   if (!$ENV{'form.datatoken'}) {
                   1118:     $datatoken=&Apache::loncommon::upfile_store($request);
                   1119:   } else {
                   1120:     $datatoken=$ENV{'form.datatoken'};
                   1121:     &Apache::loncommon::load_tmp_file($request);
                   1122:   }
                   1123:   my @records=&Apache::loncommon::upfile_record_sep();
                   1124:   &csvuploadmap_header($request,$symb,$url,$datatoken,$#records+1);
                   1125:   my $i;
                   1126:   my $keyfields;
                   1127:   if (@records) {
                   1128:     my @fields=&csvupload_fields($url);
                   1129:     if ($ENV{'form.upfile_associate'} eq 'reverse') {	
                   1130:       &Apache::loncommon::csv_print_samples($request,\@records);
                   1131:       $i=&Apache::loncommon::csv_print_select_table($request,\@records,
                   1132: 						    \@fields);
                   1133:       foreach (@fields) { $keyfields.=$_->[0].','; }
                   1134:       chop($keyfields);
                   1135:     } else {
                   1136:       unshift(@fields,['none','']);
                   1137:       $i=&Apache::loncommon::csv_samples_select_table($request,\@records,
                   1138: 						      \@fields);
                   1139:       my %sone=&Apache::loncommon::record_sep($records[0]);
                   1140:       $keyfields=join(',',sort(keys(%sone)));
                   1141:     }
                   1142:   }
                   1143:   &csvuploadmap_footer($request,$i,$keyfields);
                   1144:   return '';
1.27      albertel 1145: }
                   1146: 
                   1147: sub csvuploadassign {
                   1148:   my ($request)= @_;
                   1149:   my ($symb,$url)=&get_symb_and_url($request);
                   1150:   if (!$symb) {return '';}
                   1151:   &Apache::loncommon::load_tmp_file($request);
                   1152:   my @gradedata=&Apache::loncommon::upfile_record_sep();
                   1153:   my @keyfields = split(/\,/,$ENV{'form.keyfields'});
                   1154:   my %fields=();
                   1155:   for (my $i=0; $i<=$ENV{'form.nfields'}; $i++) {
                   1156:     if ($ENV{'form.upfile_associate'} eq 'reverse') {
                   1157:       if ($ENV{'form.f'.$i} ne 'none') {
                   1158: 	$fields{$keyfields[$i]}=$ENV{'form.f'.$i};
                   1159:       }
                   1160:     } else {
                   1161:       if ($ENV{'form.f'.$i} ne 'none') {
                   1162: 	$fields{$ENV{'form.f'.$i}}=$keyfields[$i];
                   1163:       }
                   1164:     }
                   1165:   }
                   1166:   $request->print('<h3>Assigning Grades</h3>');
                   1167:   my $courseid=$ENV{'request.course.id'};
1.34      ng       1168: #  my $cdom=$ENV{"course.$courseid.domain"};
                   1169: #  my $cnum=$ENV{"course.$courseid.num"};
                   1170:   my ($classlist) = &getclasslist('all','1');
1.29      albertel 1171:   my @skipped;
                   1172:   my $countdone=0;
                   1173:   foreach my $grade (@gradedata) {
                   1174:     my %entries=&Apache::loncommon::record_sep($grade);
                   1175:     my $username=$entries{$fields{'username'}};
                   1176:     my $domain=$entries{$fields{'domain'}};
1.34      ng       1177:     if (!exists($$classlist{"$username:$domain"})) {
1.29      albertel 1178:       push(@skipped,"$username:$domain");
                   1179:       next;
1.27      albertel 1180:     }
1.29      albertel 1181:     my %grades;
                   1182:     foreach my $dest (keys(%fields)) {
                   1183:       if ($dest eq 'username' || $dest eq 'domain') { next; }
                   1184:       if ($entries{$fields{$dest}} eq '') { next; }
                   1185:       my $store_key=$dest;
                   1186:       $store_key=~s/^stores/resource/;
                   1187:       $store_key=~s/_/\./g;
                   1188:       $grades{$store_key}=$entries{$fields{$dest}};
                   1189:     }
                   1190:     $grades{"resource.regrader"}="$ENV{'user.name'}:$ENV{'user.domain'}";
                   1191:     &Apache::lonnet::cstore(\%grades,$symb,$ENV{'request.course.id'},
                   1192: 			    $domain,$username);
                   1193:     $request->print('.');
                   1194:     $request->rflush();
                   1195:     $countdone++;
                   1196:   }
                   1197:   $request->print("<br />Stored $countdone students\n");
                   1198:   if (@skipped) {
                   1199:     $request->print('<br /><font size="+1"><b>Skipped Students</b></font><br />');
                   1200:     foreach my $student (@skipped) { $request->print("<br />$student"); }
1.27      albertel 1201:   }
1.29      albertel 1202:   $request->print(&view_edit_entire_class_form($symb,$url));
                   1203:   $request->print(&show_grading_menu_form($symb,$url));
                   1204:   return '';
1.26      albertel 1205: }
                   1206: 
1.2       albertel 1207: sub send_header {
1.13      albertel 1208:   my ($request)= @_;
                   1209:   $request->print(&Apache::lontexconvert::header());
1.6       albertel 1210: #  $request->print("
                   1211: #<script>
                   1212: #remotewindow=open('','homeworkremote');
                   1213: #remotewindow.close();
                   1214: #</script>"); 
1.13      albertel 1215:   $request->print('<body bgcolor="#FFFFFF">');
1.2       albertel 1216: }
                   1217: 
                   1218: sub send_footer {
1.13      albertel 1219:   my ($request)= @_;
1.2       albertel 1220:   $request->print('</body>');
                   1221:   $request->print(&Apache::lontexconvert::footer());
                   1222: }
                   1223: 
1.1       albertel 1224: sub handler {
1.13      albertel 1225:   my $request=$_[0];
                   1226: 
                   1227:   if ($ENV{'browser.mathml'}) {
                   1228:     $request->content_type('text/xml');
                   1229:   } else {
                   1230:     $request->content_type('text/html');
                   1231:   }
                   1232:   $request->send_http_header;
                   1233:   return OK if $request->header_only;
1.16      albertel 1234:   &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
1.13      albertel 1235:   my $url=$ENV{'form.url'};
                   1236:   my $symb=$ENV{'form.symb'};
                   1237:   my $command=$ENV{'form.command'};
1.16      albertel 1238:   if (!$url) {
                   1239:     my ($temp1,$temp2);
                   1240:     ($temp1,$temp2,$ENV{'form.url'})=split(/___/,$symb);
                   1241:     $url = $ENV{'form.url'};
                   1242:   }
1.13      albertel 1243:   &send_header($request);
                   1244:   if ($url eq '' && $symb eq '') {
1.14      www      1245:      if ($ENV{'user.adv'}) {
                   1246:          if (($ENV{'form.codeone'}) && ($ENV{'form.codetwo'}) &&
                   1247:              ($ENV{'form.codethree'})) {
                   1248:              my $token=$ENV{'form.codeone'}.'*'.$ENV{'form.codetwo'}.'*'.
                   1249: 		        $ENV{'form.codethree'};
                   1250:              my ($tsymb,$tuname,$tudom,$tcrsid)=
                   1251: 		 &Apache::lonnet::checkin($token);
                   1252:              if ($tsymb) {
                   1253:                 my ($map,$id,$url)=split(/\_\_\_/,$tsymb);
                   1254:                 if (&Apache::lonnet::allowed('mgr',$tcrsid)) {
                   1255:                    $request->print(
                   1256:                      &Apache::lonnet::ssi('/res/'.$url,
                   1257:                         ('grade_username' => $tuname,
                   1258:                          'grade_domain' => $tudom,
                   1259:                          'grade_courseid' => $tcrsid,
                   1260:                          'grade_symb' => $tsymb)));
                   1261:                 } else {
                   1262:                    $request->print('<h1>Not authorized: '.$token.'</h1>');
                   1263:                 }           
                   1264: 	    } else {
                   1265:                 $request->print('<h1>Not a valid DocID: '.$token.'</h1>');
                   1266:             }
                   1267: 	 } else {
                   1268:              $request->print(&Apache::lonxml::tokeninputfield());
                   1269:          }
                   1270:      }
1.13      albertel 1271:   } else {
1.29      albertel 1272:     #&Apache::lonhomework::showhashsubset(\%ENV,'^form');
1.13      albertel 1273:     $Apache::grades::viewgrades=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'});
                   1274:     if ($command eq 'submission') {
1.20      albertel 1275:       &listStudents($request) if ($ENV{'form.student'} eq '');
1.34      ng       1276:       &submission($request,0,0) if ($ENV{'form.student'} ne '');
                   1277:     } elsif ($command eq 'processGroup') {
                   1278:       &processGroup($request);
1.26      albertel 1279:     } elsif ($command eq 'gradingmenu') {
                   1280:       $request->print(&gradingmenu($request));
1.13      albertel 1281:     } elsif ($command eq 'viewgrades') {
                   1282:       $request->print(&viewgrades($request));
1.33      ng       1283:     } elsif ($command eq 'handgrade') {
                   1284:       $request->print(&processHandGrade($request));
1.13      albertel 1285:     } elsif ($command eq 'editgrades') {
                   1286:       $request->print(&editgrades($request));
1.23      www      1287:     } elsif ($command eq 'verify') {
                   1288:       $request->print(&verifyreceipt($request));
1.26      albertel 1289:     } elsif ($command eq 'csvupload') {
                   1290:       $request->print(&csvupload($request));
                   1291:     } elsif ($command eq 'csvuploadmap') {
                   1292:       $request->print(&csvuploadmap($request));
1.34      ng       1293: #    } elsif ($command eq 'receiptInput') {
                   1294: #      &receiptInput($request);
1.26      albertel 1295:     } elsif ($command eq 'csvuploadassign') {
                   1296:       if ($ENV{'form.associate'} ne 'Reverse Association') {
                   1297: 	$request->print(&csvuploadassign($request));
                   1298:       } else {
                   1299: 	if ( $ENV{'form.upfile_associate'} ne 'reverse' ) {
                   1300: 	  $ENV{'form.upfile_associate'} = 'reverse';
                   1301: 	} else {
                   1302: 	  $ENV{'form.upfile_associate'} = 'forward';
                   1303: 	}
                   1304: 	$request->print(&csvuploadmap($request));
                   1305:       }
1.12      harris41 1306:     } else {
1.23      www      1307:       $request->print("Unknown action: $command:");
1.2       albertel 1308:     }
1.13      albertel 1309:   }
                   1310:   &send_footer($request);
                   1311:   return OK;
1.1       albertel 1312: }
                   1313: 
                   1314: 1;
                   1315: 
1.13      albertel 1316: __END__;

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