Annotation of loncom/homework/grades.pm, revision 1.28

1.17      albertel    1: # The LearningOnline Network with CAPA
1.13      albertel    2: # The LON-CAPA Grading handler
1.17      albertel    3: #
1.28    ! ng          4: # $Id: grades.pm,v 1.27 2002/05/24 21:45:22 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
1.1       albertel   32: 
                     33: package Apache::grades;
                     34: use strict;
                     35: use Apache::style;
                     36: use Apache::lonxml;
                     37: use Apache::lonnet;
1.3       albertel   38: use Apache::loncommon;
1.1       albertel   39: use Apache::lonhomework;
                     40: use Apache::Constants qw(:common);
                     41: 
1.2       albertel   42: sub moreinfo {
1.13      albertel   43:   my ($request,$reason) = @_;
                     44:   $request->print("Unable to process request: $reason");
                     45:   if ( $Apache::grades::viewgrades eq 'F' ) {
                     46:     $request->print('<form action="/adm/grades" method="post">'."\n");
1.16      albertel   47:     if ($ENV{'form.url'}) {
                     48:       $request->print('<input type="hidden" name="url" value="'.$ENV{'form.url'}.'" />'."\n");
                     49:     }
                     50:     if ($ENV{'form.symb'}) {
                     51:       $request->print('<input type="hidden" name="symb" value="'.$ENV{'form.symb'}.'" />'."\n");
                     52:     }
                     53:     $request->print('<input type="hidden" name="command" value="'.$ENV{'form.command'}.'" />'."\n");
                     54:     $request->print("Student:".'<input type="text" name="student" value="'.$ENV{'form.student'}.'" />'."<br />\n");
                     55:     $request->print("Domain:".'<input type="text" name="domain" value="'.$ENV{'user.domain'}.'" />'."<br />\n");
                     56:     $request->print('<input type="submit" name="submit" value="ReSubmit" />'."<br />\n");
1.13      albertel   57:     $request->print('</form>');
                     58:   }
                     59:   return '';
1.2       albertel   60: }
                     61: 
1.23      www        62: sub verifyreceipt {
                     63:     my $request=shift;
                     64:     my $courseid=$ENV{'request.course.id'};
                     65:     my $cdom=$ENV{"course.$courseid.domain"};
                     66:     my $cnum=$ENV{"course.$courseid.num"};
                     67:     my $receipt=unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'}).'-'.
                     68:                 $ENV{'form.receipt'};
                     69:     $receipt=~s/[^\-\d]//g;
                     70:     my $symb=$ENV{'form.symb'};
                     71:     unless ($symb) {
                     72: 	$symb=&Apache::lonnet::symbread($ENV{'form.url'});
                     73:     }
                     74:     if ((&Apache::lonnet::allowed('mgr',$courseid)) && ($symb)) {
                     75:         $request->print('<h1>Verifying Submission Receipt '.$receipt.'</h1>');
                     76:         my $matches=0;
1.24      albertel   77:         my (%classlist) = &getclasslist($cdom,$cnum,'0');
1.23      www        78:         foreach my $student ( sort(@{ $classlist{'allids'} }) ) {
                     79:             my ($uname,$udom)=split(/\:/,$student);
                     80:             if ($receipt eq 
                     81:              &Apache::lonnet::ireceipt($uname,$udom,$courseid,$symb)) {
                     82:                $request->print('Matching '.$student.'<br>');
                     83:                $matches++;
                     84: 	   }
                     85:         }
                     86:         $request->print('<p>'.$matches.' match(es)</p>');
                     87:     }
                     88:     return '';
                     89: }
1.13      albertel   90: 
1.10      ng         91: sub listStudents {
1.13      albertel   92:   my ($request) = shift;
1.23      www        93:   my $cdom=$ENV{"course.$ENV{'request.course.id'}.domain"};
                     94:   my $cnum=$ENV{"course.$ENV{'request.course.id'}.num"};
                     95:   my $hostver=unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'});
                     96:   $request->print(<<ENDHEADER);
1.28    ! ng         97: <h2><font color="#339933">Verify a Submission Receipt Issued by this Server</font></h2>
1.23      www        98: <form action="/adm/grades" method="post">
                     99: <tt>$hostver-<input type="text" name="receipt" size="4"></tt>
                    100: <input type="submit" name="submit" value="Verify">
                    101: <input type="hidden" name="command" value="verify">
                    102: ENDHEADER
                    103: 	  if ($ENV{'form.url'}) {
                    104: 	    $request->print(
                    105:     '<input type="hidden" name="url" value="'.$ENV{'form.url'}.'" />');
                    106: 	  }
                    107: 	  if ($ENV{'form.symb'}) {
                    108: 	    $request->print(
                    109:     '<input type="hidden" name="symb" value="'.$ENV{'form.symb'}.'" />');
                    110: 	  }
                    111:   $request->print(<<ENDTABLEST);
                    112: </form>
1.28    ! ng        113: <h2><font color="#339933">Show Student Submissions on Assessment</font></h2>
        !           114: 
        !           115: <table border=0><tr><td bgcolor=#990404>
        !           116: <table border=0>
        !           117: <tr bgcolor=#e6ffff><td><b>Username</b></td><td><b>Name</b></td><td><b>Domain</b></td><td>&nbsp;</td></tr>
1.23      www       118: ENDTABLEST
1.24      albertel  119:   my (%classlist) = &getclasslist($cdom,$cnum,'0');
1.13      albertel  120:   foreach my $student ( sort(@{ $classlist{'allids'} }) ) {
                    121:       my ($sname,$sdom) = split(/:/,$student);
                    122: 
1.25      albertel  123:       my %name=&Apache::lonnet::get('environment', ['lastname','generation',
                    124: 						    'firstname','middlename'],
                    125: 				    $sdom,$sname);
                    126:       my $fullname;
                    127:       my ($tmp) = keys(%name);
                    128:       if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
                    129: 	$fullname=$name{'lastname'}.$name{'generation'};
1.28    ! ng        130: 	if ($fullname =~ /[^\s]+/) { $fullname.=', '; }
1.25      albertel  131: 	$fullname.=$name{'firstname'}.' '.$name{'middlename'};
                    132:       }
1.13      albertel  133:       if ( $Apache::grades::viewgrades eq 'F' ) {
1.28    ! ng        134: 	  $request->print("\n".'<tr bgcolor=#ffffe6>'."<td>$sname</td><td>$fullname</td><td>$sdom</td><td>".
1.21      albertel  135: 			  '<form action="/adm/grades" method="post">');
1.16      albertel  136: 	  if ($ENV{'form.url'}) {
1.19      www       137: 	    $request->print(
                    138:     '<input type="hidden" name="url" value="'.$ENV{'form.url'}.'" />');
1.16      albertel  139: 	  }
                    140: 	  if ($ENV{'form.symb'}) {
1.19      www       141: 	    $request->print(
                    142:     '<input type="hidden" name="symb" value="'.$ENV{'form.symb'}.'" />');
1.16      albertel  143: 	  }
1.19      www       144: 	  $request->print(
                    145:     '<input type="hidden" name="command" value="'.$ENV{'form.command'}.'" />');
                    146: 	  $request->print(
                    147:              '<input type="hidden" name="student" value="'.$sname.'" />');
                    148: 	  $request->print(
1.28    ! ng        149:              '<input type="hidden" name="fullname" value="'.$fullname.'" />');
        !           150: 	  $request->print(
1.19      www       151:              '<input type="hidden" name="domain" value="'.$sdom.'" />');
                    152: 	  $request->print(
                    153:                          '<input type="submit" name="submit" value="View" />');
1.28    ! ng        154: 	  $request->print('</td></tr></form>');
        !           155: #	  $request->print('</form></td></tr>');
1.13      albertel  156:       }
                    157:   }
1.28    ! ng        158:   $request->print('</table></td></tr></table>');
1.10      ng        159: }
                    160: 
1.13      albertel  161: 
1.7       albertel  162: #FIXME - needs to handle multiple matches
1.2       albertel  163: sub finduser {
1.13      albertel  164:   my ($name) = @_;
                    165:   my $domain = '';
                    166: 
                    167:   if ( $Apache::grades::viewgrades eq 'F' ) {
                    168:     #get classlist
                    169:     my ($cdom,$cnum) = split(/_/,$ENV{'request.course.id'});
1.24      albertel  170:     #print "Found $cdom:$cnum<br />";
                    171:     my (%classlist) = &getclasslist($cdom,$cnum,'0');
1.13      albertel  172:     foreach my $student ( sort(@{ $classlist{'allids'} }) ) {
                    173:       my ($posname,$posdomain) = split(/:/,$student);
                    174:       if ($posname =~ $name) { $name=$posname; $domain=$posdomain; last; }
1.7       albertel  175:     }
1.13      albertel  176:     return ($name,$domain);
                    177:   } else {
                    178:     return ($ENV{'user.name'},$ENV{'user.domain'});
                    179:   }
1.5       albertel  180: }
                    181: 
                    182: sub getclasslist {
1.24      albertel  183:   my ($coursedomain,$coursenum,$hideexpired) = @_;
                    184:   my %classlist=&Apache::lonnet::dump('classlist',$coursedomain,$coursenum);
1.13      albertel  185:   my $now = time;
1.24      albertel  186:   foreach my $student (keys(%classlist)) {
                    187:     my ($end,$start)=split(/:/,$classlist{$student});
1.13      albertel  188:     # still a student?
                    189:     if (($hideexpired) && ($end) && ($end < $now)) {
1.15      albertel  190:       #print "Skipping:$name:$end:$now<br />\n";
1.13      albertel  191:       next;
                    192:     }
1.15      albertel  193:     #print "record=$record<br>";
1.24      albertel  194:     push( @{ $classlist{'allids'} }, $student);
1.13      albertel  195:   }
                    196:   return (%classlist);
1.5       albertel  197: }
                    198: 
                    199: sub getpartlist {
1.13      albertel  200:   my ($url) = @_;
                    201:   my @parts =();
                    202:   my (@metakeys) = split(/,/,&Apache::lonnet::metadata($url,'keys'));
                    203:   foreach my $key (@metakeys) {
                    204:     if ( $key =~ m/stores_([0-9]+)_.*/ ) {
                    205:       push(@parts,$key);
1.6       albertel  206:     }
1.13      albertel  207:   }
                    208:   return @parts;
1.5       albertel  209: }
                    210: 
                    211: sub viewstudentgrade {
1.13      albertel  212:   my ($url,$symb,$courseid,$student,@parts) = @_;
                    213:   my $result ='';
                    214:   my $cellclr = '"#ffffdd"';
1.28    ! ng        215:   my ($username,$domain) = split(/:/,$student);
1.13      albertel  216: 
1.28    ! ng        217:   my (@requests) = ('lastname','firstname','middlename','generation');
        !           218:   my (%name) = &Apache::lonnet::get('environment',\@requests,$domain,$username);
        !           219:   my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$username);
        !           220:   my $fullname=$name{'lastname'}.$name{'generation'};
        !           221:   if ($fullname =~ /[^\s]+/) { $fullname.=', '; }
        !           222:   $fullname.=$name{'firstname'}.' '.$name{'middlename'};
1.13      albertel  223: 
1.28    ! ng        224:   $result.="<tr bgcolor=$cellclr><td>$username</td><td>$fullname</td><td align=\"middle\">$domain</td>\n";
1.13      albertel  225:   foreach my $part (@parts) {
                    226:     my ($temp,$part,$type)=split(/_/,$part);
                    227:     #print "resource.$part.$type = ".$record{"resource.$part.$type"}." <br />\n";
                    228:     if ($type eq 'awarded') {
                    229:       my $score=$record{"resource.$part.$type"};
1.28    ! ng        230:       $result.="<td align=\"middle\"><input type=\"text\" name=\"GRADE.$student.$part.$type\" value=\"$score\" size=\"4\" /></td>\n";
1.13      albertel  231:     } elsif ($type eq 'tries') {
                    232:       my $score=$record{"resource.$part.$type"};
1.28    ! ng        233:       $result.="<td align=\"middle\"><input type=\"text\" name=\"GRADE.$student.$part.$type\" value=\"$score\" size=\"4\" /></td>\n"
1.13      albertel  234:     } elsif ($type eq 'solved') {
                    235:       my $score=$record{"resource.$part.$type"};
1.28    ! ng        236:       $result.="<td align=\"middle\"><select name=\"GRADE.$student.$part.$type\">\n";
1.13      albertel  237:       if ($score =~ /^correct/) {
                    238: 	$result.="<option selected=\"on\">correct</option>\n<option>incorrect</option>\n<option>excused</option>\n<option>ungraded</option>\n<option>nothing</option>\n";
                    239:       } elsif ($score =~ /^incorrect/) {
                    240: 	$result.="<option>correct</option>\n<option selected=\"on\">incorrect</option>\n<option>excused</option>\n<option>ungraded</option>\n<option>nothing</option>\n";
                    241:       } elsif ($score eq '') {
                    242: 	$result.="<option>correct</option>\n<option>incorrect</option>\n<option>excused</option>\n<option>ungraded</option>\n<option selected=\"on\">nothing</option>\n";
                    243:       } elsif ($score =~ /^excused/) {
                    244: 	$result.="<option>correct</option>\n<option>incorrect</option>\n<option selected=\"on\">excused</option>\n<option>ungraded</option>\n<option>nothing</option>\n";
                    245:       } elsif ($score =~ /^ungraded/) {
                    246: 	$result.="<option>correct</option>\n<option>incorrect</option>\n<option>excused</option>\n<option selected=\"on\">ungraded</option>\n<option>nothing</option>\n";
                    247:       }
                    248:       $result.="</select></td>\n";
                    249:     }
                    250:   }
                    251:   $result.='</tr>';
                    252:   return $result;
1.5       albertel  253: }
1.13      albertel  254: #FIXME need to look at the meatdata <stores> spec on what type of data to accept and provide an
1.6       albertel  255: #interface based on that, also do that to above function.
1.5       albertel  256: sub setstudentgrade {
1.13      albertel  257:   my ($url,$symb,$courseid,$student,@parts) = @_;
                    258: 
                    259:   my $result ='';
                    260: 
                    261:   my ($stuname,$domain) = split(/:/,$student);
                    262: 
                    263:   my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$stuname);
                    264: 
                    265:   my %newrecord;
                    266: 
                    267:   foreach my $part (@parts) {
                    268:     my ($temp,$part,$type)=split(/_/,$part);
                    269:     my $oldscore=$record{"resource.$part.$type"};
                    270:     my $newscore=$ENV{"form.GRADE.$student.$part.$type"};
                    271:     if ($type eq 'solved') {
                    272:       my $update=0;
                    273:       if ($newscore eq 'nothing' ) {
                    274: 	if ($oldscore ne '') {
                    275: 	  $update=1;
                    276: 	  $newscore = '';
1.6       albertel  277: 	}
1.13      albertel  278:       } elsif ($oldscore !~ m/^$newscore/) {
                    279: 	$update=1;
                    280: 	$result.="Updating $stuname to $newscore<br />\n";
                    281: 	if ($newscore eq 'correct') { $newscore = 'correct_by_override'; }
                    282: 	if ($newscore eq 'incorrect') { $newscore = 'incorrect_by_override'; }
                    283: 	if ($newscore eq 'excused') { $newscore = 'excused'; }
                    284: 	if ($newscore eq 'ungraded') { $newscore = 'ungraded_attempted'; }
                    285:       } else {
                    286: 	#$result.="$stuname:$part:$type:unchanged  $oldscore to $newscore:<br />\n";
                    287:       }
                    288:       if ($update) { $newrecord{"resource.$part.$type"}=$newscore; }
                    289:     } else {
                    290:       if ($oldscore ne $newscore) {
                    291: 	$newrecord{"resource.$part.$type"}=$newscore;
                    292: 	$result.="Updating $student"."'s status for $part.$type to $newscore<br />\n";
                    293:       } else {
                    294: 	#$result.="$stuname:$part:$type:unchanged  $oldscore to $newscore:<br />\n";
                    295:       }
                    296:     }
                    297:   }
                    298:   if ( scalar(keys(%newrecord)) > 0 ) {
                    299:     $newrecord{"resource.regrader"}="$ENV{'user.name'}:$ENV{'user.domain'}";
                    300:     &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$stuname);
                    301: 
                    302:     $result.="Stored away ".scalar(keys(%newrecord))." elements.<br />\n";
                    303:   }
                    304:   return $result;
1.2       albertel  305: }
                    306: 
                    307: sub submission {
1.13      albertel  308:   my ($request) = @_;
                    309:   my $url=$ENV{'form.url'};
                    310:   $url=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
                    311:   if ($ENV{'form.student'} eq '') { &moreinfo($request,"Need student login id"); return ''; }
1.10      ng        312: #  if ($ENV{'form.student'} eq '') { &listStudents($request); return ''; }
1.13      albertel  313:   my ($uname,$udom) = &finduser($ENV{'form.student'});
                    314:   if ($uname eq '') { &moreinfo($request,"Unable to find student"); return ''; }
1.16      albertel  315:   my $symb;
                    316:   if ($ENV{'form.symb'}) {
                    317:     $symb=$ENV{'form.symb'};
                    318:   } else {
                    319:     $symb=&Apache::lonnet::symbread($url);
                    320:   }
1.13      albertel  321:   if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
                    322:   my $answer=&Apache::loncommon::get_previous_attempt($symb,$uname,$udom,
                    323: 						      $ENV{'request.course.id'});
1.28    ! ng        324:   my $result='<h2><font color="#339933">Submission Record</font></h2>';
        !           325:   $result.='<b>Username : </b>'.$uname.'<br><b>Fullname : </b>'.$ENV{'form.fullname'}.'<br><b>Domain : </b>'.$udom.'<br><b>Resource : </b>'.$url.' <br />'.$answer;
1.17      albertel  326:   my $rendered=&Apache::loncommon::get_student_view($symb,$uname,$udom,
                    327: 						   $ENV{'request.course.id'});
1.22      albertel  328:   $result.="Student's view of the problem:<br /> $rendered <br /> Correct answer:<br />";
1.18      albertel  329: 
1.22      albertel  330:   $answer=&Apache::loncommon::get_student_answers($symb,$uname,$udom,
1.18      albertel  331: 						  $ENV{'request.course.id'});
                    332:   $result.=$answer;
1.13      albertel  333:   return $result;
1.2       albertel  334: }
                    335: 
1.26      albertel  336: sub get_symb_and_url {
                    337:  my ($request) = @_;
1.13      albertel  338:   my $url=$ENV{'form.url'};
                    339:   $url=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
                    340:   my $symb=$ENV{'form.symb'};
                    341:   if (!$symb) { $symb=&Apache::lonnet::symbread($url); }
                    342:   if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
1.26      albertel  343:  return ($symb,$url);
                    344: }
1.13      albertel  345: 
1.26      albertel  346: sub gradingmenu {
                    347:   my ($request) = @_;
                    348:   my ($symb,$url)=&get_symb_and_url($request);
                    349:   if (!$symb) {return '';}
1.28    ! ng        350: 
        !           351:   my $result='<h2>&nbsp;<font color="#339933">Select a Grading Method</font></h2><br />';
        !           352:   $result.='<table width=100% border=0><tr><td bgcolor=#990404>'."\n";
        !           353:   $result.='<table width=100% border=0><tr><td bgcolor=#e6ffff>'."\n";
        !           354:   $result.='&nbsp;<b>Resource :</b> '.$url.'</td></tr>'."\n";
        !           355:   $result.='<tr bgcolor=#ffffe6><td>'."\n";
1.26      albertel  356:   $result.='<form action="/adm/grades" method="post">'."\n".
                    357:      '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
                    358:       '<input type="hidden" name="url" value="'.$url.'" />'."\n".
                    359: 	'<input type="hidden" name="command" value="viewgrades" />'."\n".
                    360: 	  '<input type="submit" name="submit" value="View/Edit Entire Class" />'."\n".
1.28    ! ng        361: 	    '</form>'."\n";
1.26      albertel  362:   $result.='<form action="/adm/grades" method="post">'."\n".
                    363:      '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
                    364:       '<input type="hidden" name="url" value="'.$url.'" />'."\n".
                    365: 	'<input type="hidden" name="command" value="csvupload" />'."\n".
                    366: 	  '<input type="submit" name="submit" value="Upload Scores" />'."\n".
1.28    ! ng        367: 	    '</form>'."\n";
1.26      albertel  368:   $result.='<form action="/adm/grades" method="post">'."\n".
                    369:      '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
                    370:       '<input type="hidden" name="url" value="'.$url.'" />'."\n".
                    371: 	'<input type="hidden" name="command" value="submission" />'."\n".
                    372: 	  '<input type="submit" name="submit" value="View/Edit Student" />'."\n".
1.28    ! ng        373: 	    '</form>'."\n";
        !           374:   $result.='</td></tr></table>'."\n";
        !           375:   $result.='</td></tr></table>'."\n";
1.26      albertel  376:   return $result;
                    377: }
                    378: 
                    379: sub viewgrades {
                    380:   my ($request) = @_;
                    381:   my $result='';
                    382: 
                    383:   #get resource reference
                    384:   my ($symb,$url)=&get_symb_and_url($request);
                    385:   if (!$symb) {return '';}
1.13      albertel  386:   #get classlist
                    387:   my ($cdom,$cnum) = split(/_/,$ENV{'request.course.id'});
1.24      albertel  388:   #print "Found $cdom:$cnum<br />";
                    389:   my (%classlist) = &getclasslist($cdom,$cnum,'0');
1.13      albertel  390:   my $headerclr = '"#ccffff"';
                    391:   my $cellclr = '"#ffffcc"';
                    392: 
                    393:   #get list of parts for this problem
                    394:   my (@parts) = &getpartlist($url);
                    395: 
1.28    ! ng        396:   $request->print ("<h2><font color=\"#339933\">Manual Grading</font></h2>");
1.13      albertel  397: 
                    398:   #start the form
                    399:   $result = '<form action="/adm/grades" method="post">'."\n".
1.16      albertel  400:     '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
                    401:       '<input type="hidden" name="url" value="'.$url.'" />'."\n".
1.13      albertel  402: 	'<input type="hidden" name="command" value="editgrades" />'."\n".
                    403: 	  '<input type="submit" name="submit" value="Submit Changes" />'."\n".
1.28    ! ng        404: 	    '<table border=0><tr><td bgcolor="#990404">'."\n".
1.13      albertel  405: 	     '<table border=0>'."\n".
1.28    ! ng        406: 	      '<tr bgcolor='.$headerclr.'><td><b>Username</b></td><td><b>Name</b></td><td><b>Domain</b></td>'."\n";
1.27      albertel  407:   foreach my $part (sort(@parts)) {
1.13      albertel  408:      my $display=&Apache::lonnet::metadata($url,$part.'.display');
                    409:      if  (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); }
1.28    ! ng        410:      $result.='<td><b>'.$display.'</b></td>'."\n";
1.13      albertel  411:    }
1.28    ! ng        412:   $result.='</tr>';
1.13      albertel  413:   #get info for each student
                    414:   foreach my $student ( sort(@{ $classlist{'allids'} }) ) {
                    415:     $result.=&viewstudentgrade($url,$symb,$ENV{'request.course.id'},$student,@parts);
                    416:   }
                    417:   $result.='</table></td></tr></table><input type="submit" name="submit" value="Submit Changes" /></form>';
1.5       albertel  418: 
1.13      albertel  419:   return $result;
1.5       albertel  420: }
                    421: 
                    422: sub editgrades {
1.13      albertel  423:   my ($request) = @_;
                    424:   my $result='';
1.5       albertel  425: 
1.13      albertel  426:   my $symb=$ENV{'form.symb'};
                    427:   if ($symb eq '') { $request->print("Unable to handle ambiguous references:$symb:$ENV{'form.url'}"); return ''; }
                    428:   my $url=$ENV{'form.url'};
                    429:   #get classlist
                    430:   my ($cdom,$cnum) = split(/_/,$ENV{'request.course.id'});
1.24      albertel  431:   #print "Found $cdom:$cnum<br />";
                    432:   my (%classlist) = &getclasslist($cdom,$cnum,'0');
1.13      albertel  433: 
                    434:   #get list of parts for this problem
                    435:   my (@parts) = &getpartlist($url);
                    436: 
                    437:   $result.='<form action="/adm/grades" method="post">'."\n".
                    438:     '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
                    439:       '<input type="hidden" name="url" value="'.$url.'" />'."\n".
                    440: 	'<input type="hidden" name="command" value="viewgrades" />'."\n".
                    441: 	  '<input type="submit" name="submit" value="See Grades" /> <br />'."\n";
                    442: 
                    443:   foreach my $student ( sort(@{ $classlist{'allids'} }) ) {
                    444:     $result.=&setstudentgrade($url,$symb,$ENV{'request.course.id'},$student,@parts);
                    445:   }
1.5       albertel  446: 
1.13      albertel  447:   $result.='<input type="submit" name="submit" value="See Grades" /></table></form>';
                    448:   return $result;
1.5       albertel  449: }
                    450: 
1.26      albertel  451: sub csvupload {
                    452:   my ($request)= @_;
                    453:   my $result;
                    454:   my ($symb,$url)=&get_symb_and_url($request);
                    455:   if (!$symb) {return '';}
                    456:   my $upfile_select=&Apache::loncommon::upfile_select_html();
                    457:   $result.=<<ENDUPFORM;
                    458: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
                    459: <input type="hidden" name="symb" value="$symb" />
                    460: <input type="hidden" name="url" value="$url" />
                    461: <input type="hidden" name="command" value="csvuploadmap" />
                    462: <hr />
                    463: <h3>Specify a file containing the class grades for resource $url</h3>
                    464: $upfile_select
                    465: <p><input type="submit" name="submit" value="Upload Grades" />
                    466: ENDUPFORM
                    467:   return $result;
                    468: }
                    469: 
1.27      albertel  470: sub csvupload_javascript_reverse_associate {
                    471:   return(<<ENDPICK);
                    472:   function verify(vf) {
                    473:     var foundsomething=0;
                    474:     var founduname=0;
                    475:     var founddomain=0;
                    476:     for (i=0;i<=vf.nfields.value;i++) {
                    477:       tw=eval('vf.f'+i+'.selectedIndex');
                    478:       if (i==0 && tw!=0) { founduname=1; }
                    479:       if (i==1 && tw!=0) { founddomain=1; }
                    480:       if (i!=0 && i!=1 && tw!=0) { foundsomething=1; }
                    481:     }
                    482:     if (founduname==0 || founddomain==0) {
                    483:       alert('You need to specify at both the username and domain');
                    484:       return;
                    485:     }
                    486:     if (foundsomething==0) {
                    487:       alert('You need to specify at least one grading field');
                    488:       return;
                    489:     }
                    490:     vf.submit();
                    491:   }
                    492:   function flip(vf,tf) {
                    493:     var nw=eval('vf.f'+tf+'.selectedIndex');
                    494:     var i;
                    495:     for (i=0;i<=vf.nfields.value;i++) {
                    496:       //can not pick the same destination field for both name and domain
                    497:       if (((i ==0)||(i ==1)) && 
                    498:           ((tf==0)||(tf==1)) && 
                    499:           (i!=tf) &&
                    500:           (eval('vf.f'+i+'.selectedIndex')==nw)) {
                    501:         eval('vf.f'+i+'.selectedIndex=0;')
                    502:       }
                    503:     }
                    504:   }
                    505: ENDPICK
                    506: }
                    507: 
                    508: sub csvupload_javascript_forward_associate {
                    509:   return(<<ENDPICK);
                    510:   function verify(vf) {
                    511:     var foundsomething=0;
                    512:     var founduname=0;
                    513:     var founddomain=0;
                    514:     for (i=0;i<=vf.nfields.value;i++) {
                    515:       tw=eval('vf.f'+i+'.selectedIndex');
                    516:       if (tw==1) { founduname=1; }
                    517:       if (tw==2) { founddomain=1; }
                    518:       if (tw>2) { foundsomething=1; }
                    519:     }
                    520:     if (founduname==0 || founddomain==0) {
                    521:       alert('You need to specify at both the username and domain');
                    522:       return;
                    523:     }
                    524:     if (foundsomething==0) {
                    525:       alert('You need to specify at least one grading field');
                    526:       return;
                    527:     }
                    528:     vf.submit();
                    529:   }
                    530:   function flip(vf,tf) {
                    531:     var nw=eval('vf.f'+tf+'.selectedIndex');
                    532:     var i;
                    533:     //can not pick the same destination field twice
                    534:     for (i=0;i<=vf.nfields.value;i++) {
                    535:       if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) {
                    536:         eval('vf.f'+i+'.selectedIndex=0;')
                    537:       }
                    538:     }
                    539:   }
                    540: ENDPICK
                    541: }
                    542: 
1.26      albertel  543: sub csvuploadmap_header {
                    544:   my ($request,$symb,$url,$datatoken,$distotal)= @_;
                    545:   my $result;
                    546:   my $javascript;
                    547:   if ($ENV{'form.upfile_associate'} eq 'reverse') {
1.27      albertel  548:     $javascript=&csvupload_javascript_reverse_associate();
1.26      albertel  549:   } else {
1.27      albertel  550:     $javascript=&csvupload_javascript_forward_associate();
1.26      albertel  551:   }
                    552:   $request->print(<<ENDPICK);
                    553: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
                    554: <h3>Uploading Class Grades for resource $url</h3>
                    555: <hr>
                    556: <h3>Identify fields</h3>
                    557: Total number of records found in file: $distotal <hr />
                    558: Enter as many fields as you can. The system will inform you and bring you back
                    559: to this page if the data selected is insufficient to run your class.<hr />
                    560: <input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />
                    561: <input type="hidden" name="associate"  value="" />
                    562: <input type="hidden" name="phase"      value="three" />
                    563: <input type="hidden" name="datatoken"  value="$datatoken" />
                    564: <input type="hidden" name="fileupload" value="$ENV{'form.fileupload'}" />
                    565: <input type="hidden" name="upfiletype" value="$ENV{'form.upfiletype'}" />
                    566: <input type="hidden" name="upfile_associate" 
                    567:                                        value="$ENV{'form.upfile_associate'}" />
                    568: <input type="hidden" name="symb"       value="$symb" />
                    569: <input type="hidden" name="url"        value="$url" />
                    570: <input type="hidden" name="command"    value="csvuploadassign" />
                    571: <hr />
                    572: <script type="text/javascript" language="Javascript">
                    573: $javascript
                    574: </script>
                    575: ENDPICK
                    576:   return '';
                    577: 
                    578: }
                    579: 
                    580: sub csvupload_fields {
                    581:   my ($url) = @_;
                    582:   my (@parts) = &getpartlist($url);
1.27      albertel  583:   my @fields=(['username','Student Username'],['domain','Student Domain']);
                    584:   foreach my $part (sort(@parts)) {
1.26      albertel  585:     my @datum;
                    586:     my $display=&Apache::lonnet::metadata($url,$part.'.display');
1.27      albertel  587:     my $name=$part;
1.26      albertel  588:     if  (!$display) { $display = $name; }
                    589:     @datum=($name,$display);
                    590:     push(@fields,\@datum);
                    591:   }
                    592:   return (@fields);
                    593: }
                    594: 
                    595: sub csvuploadmap_footer {
                    596:   my ($request,$i,$keyfields) =@_;
                    597:   $request->print(<<ENDPICK);
                    598: </table>
                    599: <input type="hidden" name="nfields" value="$i" />
                    600: <input type="hidden" name="keyfields" value="$keyfields" />
                    601: <input type="button" onClick="javascript:verify(this.form)" value="Assign Grades" /><br />
                    602: </form>
                    603: ENDPICK
                    604: }
                    605: 
                    606: sub csvuploadmap {
                    607:   my ($request)= @_;
                    608:   my ($symb,$url)=&get_symb_and_url($request);
                    609:   if (!$symb) {return '';}
                    610:   my $datatoken;
                    611:   if (!$ENV{'form.datatoken'}) {
                    612:     $datatoken=&Apache::loncommon::upfile_store($request);
                    613:   } else {
                    614:     $datatoken=$ENV{'form.datatoken'};
                    615:     &Apache::loncommon::load_tmp_file($request);
                    616:   }
                    617:   my @records=&Apache::loncommon::upfile_record_sep();
                    618:   &csvuploadmap_header($request,$symb,$url,$datatoken,$#records+1);
                    619:   my $i;
                    620:   my $keyfields;
                    621:   if (@records) {
                    622:     my @fields=&csvupload_fields($url);
                    623:     if ($ENV{'form.upfile_associate'} eq 'reverse') {	
                    624:       &Apache::loncommon::csv_print_samples($request,\@records);
                    625:       $i=&Apache::loncommon::csv_print_select_table($request,\@records,
                    626: 						    \@fields);
                    627:       foreach (@fields) { $keyfields.=$_->[0].','; }
                    628:       chop($keyfields);
                    629:     } else {
                    630:       unshift(@fields,['none','']);
                    631:       $i=&Apache::loncommon::csv_samples_select_table($request,\@records,
                    632: 						      \@fields);
                    633:       my %sone=&Apache::loncommon::record_sep($records[0]);
                    634:       $keyfields=join(',',sort(keys(%sone)));
                    635:     }
                    636:   }
                    637:   &csvuploadmap_footer($request,$i,$keyfields);
                    638:   return '';
1.27      albertel  639: }
                    640: 
                    641: sub csvuploadassign {
                    642:   my ($request)= @_;
                    643:   my ($symb,$url)=&get_symb_and_url($request);
                    644:   if (!$symb) {return '';}
                    645:   &Apache::loncommon::load_tmp_file($request);
                    646:   my @gradedata=&Apache::loncommon::upfile_record_sep();
                    647:   my @keyfields = split(/\,/,$ENV{'form.keyfields'});
                    648:   my %fields=();
                    649:   for (my $i=0; $i<=$ENV{'form.nfields'}; $i++) {
                    650:     if ($ENV{'form.upfile_associate'} eq 'reverse') {
                    651:       if ($ENV{'form.f'.$i} ne 'none') {
                    652: 	$fields{$keyfields[$i]}=$ENV{'form.f'.$i};
                    653:       }
                    654:     } else {
                    655:       if ($ENV{'form.f'.$i} ne 'none') {
                    656: 	$fields{$ENV{'form.f'.$i}}=$keyfields[$i];
                    657:       }
                    658:     }
                    659:   }
                    660:   $request->print('<h3>Assigning Grades</h3>');
                    661:   &Apache::lonhomework::showhash(('1'=>\@keyfields));
                    662:   &Apache::lonhomework::showhash(%fields);
                    663:   my $courseid=$ENV{'request.course.id'};
                    664:   my $cdom=$ENV{"course.$courseid.domain"};
                    665:   my $cnum=$ENV{"course.$courseid.num"};
                    666:   my (%classlist) = &getclasslist($cdom,$cnum,'1');
                    667:   foreach my $student ( sort(@{ $classlist{'allids'} }) ) {
                    668:     my %newhash;
                    669:     foreach my $grade (@gradedata) {
                    670:       my %entries=&Apache::loncommon::record_sep($grade);
                    671:       foreach my $dest (keys(%fields)) {
                    672: 	
                    673:       }
                    674:     }
                    675:   }
1.26      albertel  676: }
                    677: 
1.2       albertel  678: sub send_header {
1.13      albertel  679:   my ($request)= @_;
                    680:   $request->print(&Apache::lontexconvert::header());
1.6       albertel  681: #  $request->print("
                    682: #<script>
                    683: #remotewindow=open('','homeworkremote');
                    684: #remotewindow.close();
                    685: #</script>"); 
1.13      albertel  686:   $request->print('<body bgcolor="#FFFFFF">');
1.2       albertel  687: }
                    688: 
                    689: sub send_footer {
1.13      albertel  690:   my ($request)= @_;
1.2       albertel  691:   $request->print('</body>');
                    692:   $request->print(&Apache::lontexconvert::footer());
                    693: }
                    694: 
1.1       albertel  695: sub handler {
1.13      albertel  696:   my $request=$_[0];
                    697: 
                    698:   if ( $ENV{'user.name'} eq 'albertel' ) {$Apache::lonxml::debug=1;} else {$Apache::lonxml::debug=0;}
                    699:   
                    700:   if ($ENV{'browser.mathml'}) {
                    701:     $request->content_type('text/xml');
                    702:   } else {
                    703:     $request->content_type('text/html');
                    704:   }
                    705:   $request->send_http_header;
                    706:   return OK if $request->header_only;
1.16      albertel  707:   &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
1.13      albertel  708:   my $url=$ENV{'form.url'};
                    709:   my $symb=$ENV{'form.symb'};
                    710:   my $command=$ENV{'form.command'};
1.16      albertel  711:   if (!$url) {
                    712:     my ($temp1,$temp2);
                    713:     ($temp1,$temp2,$ENV{'form.url'})=split(/___/,$symb);
                    714:     $url = $ENV{'form.url'};
                    715:   }
1.13      albertel  716:   &send_header($request);
                    717:   if ($url eq '' && $symb eq '') {
1.14      www       718:      if ($ENV{'user.adv'}) {
                    719:          if (($ENV{'form.codeone'}) && ($ENV{'form.codetwo'}) &&
                    720:              ($ENV{'form.codethree'})) {
                    721:              my $token=$ENV{'form.codeone'}.'*'.$ENV{'form.codetwo'}.'*'.
                    722: 		        $ENV{'form.codethree'};
                    723:              my ($tsymb,$tuname,$tudom,$tcrsid)=
                    724: 		 &Apache::lonnet::checkin($token);
                    725:              if ($tsymb) {
                    726:                 my ($map,$id,$url)=split(/\_\_\_/,$tsymb);
                    727:                 if (&Apache::lonnet::allowed('mgr',$tcrsid)) {
                    728:                    $request->print(
                    729:                      &Apache::lonnet::ssi('/res/'.$url,
                    730:                         ('grade_username' => $tuname,
                    731:                          'grade_domain' => $tudom,
                    732:                          'grade_courseid' => $tcrsid,
                    733:                          'grade_symb' => $tsymb)));
                    734:                 } else {
                    735:                    $request->print('<h1>Not authorized: '.$token.'</h1>');
                    736:                 }           
                    737: 	    } else {
                    738:                 $request->print('<h1>Not a valid DocID: '.$token.'</h1>');
                    739:             }
                    740: 	 } else {
                    741:              $request->print(&Apache::lonxml::tokeninputfield());
                    742:          }
                    743:      }
1.13      albertel  744:   } else {
1.26      albertel  745:     &Apache::lonhomework::showhashsubset(\%ENV,'^form');
1.13      albertel  746:     $Apache::grades::viewgrades=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'});
                    747:     if ($command eq 'submission') {
1.20      albertel  748:       &listStudents($request) if ($ENV{'form.student'} eq '');
1.13      albertel  749:       $request->print(&submission($request)) if ($ENV{'form.student'} ne '');
1.26      albertel  750:     } elsif ($command eq 'gradingmenu') {
                    751:       $request->print(&gradingmenu($request));
1.13      albertel  752:     } elsif ($command eq 'viewgrades') {
                    753:       $request->print(&viewgrades($request));
                    754:     } elsif ($command eq 'editgrades') {
                    755:       $request->print(&editgrades($request));
1.23      www       756:     } elsif ($command eq 'verify') {
                    757:       $request->print(&verifyreceipt($request));
1.26      albertel  758:     } elsif ($command eq 'csvupload') {
                    759:       $request->print(&csvupload($request));
                    760:     } elsif ($command eq 'csvuploadmap') {
                    761:       $request->print(&csvuploadmap($request));
                    762:     } elsif ($command eq 'csvuploadassign') {
                    763:       if ($ENV{'form.associate'} ne 'Reverse Association') {
                    764: 	$request->print(&csvuploadassign($request));
                    765:       } else {
                    766: 	if ( $ENV{'form.upfile_associate'} ne 'reverse' ) {
                    767: 	  $ENV{'form.upfile_associate'} = 'reverse';
                    768: 	} else {
                    769: 	  $ENV{'form.upfile_associate'} = 'forward';
                    770: 	}
                    771: 	$request->print(&csvuploadmap($request));
                    772:       }
1.12      harris41  773:     } else {
1.23      www       774:       $request->print("Unknown action: $command:");
1.2       albertel  775:     }
1.13      albertel  776:   }
                    777:   &send_footer($request);
                    778:   return OK;
1.1       albertel  779: }
                    780: 
                    781: 1;
                    782: 
1.13      albertel  783: __END__;

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