File:  [LON-CAPA] / loncom / interface / lonparmset.pm
Revision 1.32: download - view: text, annotated - select for diffs
Wed Aug 8 21:00:49 2001 UTC (22 years, 9 months ago) by www
Branches: MAIN
CVS tags: HEAD
Bugfix - parts with _id

    1: # The LearningOnline Network with CAPA
    2: # Handler to set parameters for assessments
    3: #
    4: # (Handler to resolve ambiguous file locations
    5: #
    6: # (TeX Content Handler
    7: #
    8: # 05/29/00,05/30,10/11 Gerd Kortemeyer)
    9: #
   10: # 10/11,10/12,10/16 Gerd Kortemeyer)
   11: #
   12: # 11/20,11/21,11/22,11/23,11/24,11/25,11/27,11/28,
   13: # 12/08,12/12,
   14: # 16/01/01,02/08,03/20,03/23,03/24,03/26,05/09,
   15: # 07/05,07/06,08/08 Gerd Kortemeyer
   16: 
   17: package Apache::lonparmset;
   18: 
   19: use strict;
   20: use Apache::lonnet;
   21: use Apache::Constants qw(:common :http REDIRECT);
   22: use GDBM_File;
   23: 
   24: 
   25: my %courseopt;
   26: my %useropt;
   27: my %bighash;
   28: my %parmhash;
   29: 
   30: my @outpar;
   31: 
   32: my @ids;
   33: my %symbp;
   34: my %mapp;
   35: my %typep;
   36: my %keyp;
   37: my %defp;
   38: 
   39: my %allkeys;
   40: my %allmaps;
   41: 
   42: my $uname;
   43: my $udom;
   44: my $uhome;
   45: 
   46: my $csec;
   47: 
   48: my $fcat;
   49: 
   50: # -------------------------------------------- Figure out a cascading parameter
   51: 
   52: sub parmval {
   53:     my ($what,$id,$def)=@_;
   54:     my $result='';
   55:     @outpar=();
   56: # ----------------------------------------------------- Cascading lookup scheme
   57: 
   58:        my $symbparm=$symbp{$id}.'.'.$what;
   59:        my $mapparm=$mapp{$id}.'___(all).'.$what;
   60: 
   61:        my $seclevel=
   62:             $ENV{'request.course.id'}.'.['.
   63: 		$csec.'].'.$what;
   64:        my $seclevelr=
   65:             $ENV{'request.course.id'}.'.['.
   66: 		$csec.'].'.$symbparm;
   67:        my $seclevelm=
   68:             $ENV{'request.course.id'}.'.['.
   69: 		$csec.'].'.$mapparm;
   70: 
   71:        my $courselevel=
   72:             $ENV{'request.course.id'}.'.'.$what;
   73:        my $courselevelr=
   74:             $ENV{'request.course.id'}.'.'.$symbparm;
   75:        my $courselevelm=
   76:             $ENV{'request.course.id'}.'.'.$mapparm;
   77: 
   78: # -------------------------------------------------------- first, check default
   79: 
   80:        if ($def) { $outpar[11]=$def;
   81:                    $result=11; }
   82: 
   83: # ----------------------------------------------------- second, check map parms
   84: 
   85:        my $thisparm=$parmhash{$symbparm};
   86:        if ($thisparm) { $outpar[10]=$thisparm;  
   87:                         $result=10; }
   88: 
   89: # --------------------------------------------------------- third, check course
   90: 
   91:        if ($courseopt{$courselevel}) { $outpar[9]=$courseopt{$courselevel};  
   92:                                        $result=9; }
   93: 
   94:        if ($courseopt{$courselevelm}) { $outpar[8]=$courseopt{$courselevelm}; 
   95:                                         $result=8; }
   96: 
   97:        if ($courseopt{$courselevelr}) { $outpar[7]=$courseopt{$courselevelr}; 
   98:                                         $result=7; }
   99: 
  100:        if ($csec) {
  101: 
  102:         if ($courseopt{$seclevel}) { $outpar[6]=$courseopt{$seclevel};  
  103:                                     $result=6; }
  104: 
  105:         if ($courseopt{$seclevelm}) { $outpar[5]=$courseopt{$seclevelm};  
  106:                                      $result=5; }  
  107:  
  108:         if ($courseopt{$seclevelr}) { $outpar[4]=$courseopt{$seclevelr};  
  109:                                      $result=4; }
  110:   
  111:       }
  112: 
  113: # ---------------------------------------------------------- fourth, check user
  114:       
  115:       if ($uname) { 
  116: 
  117:        if ($useropt{$courselevel}) { $outpar[3]=$useropt{$courselevel};  
  118:                                      $result=3; }
  119: 
  120:        if ($useropt{$courselevelm}) { $outpar[2]=$useropt{$courselevelm}; 
  121:                                       $result=2; }
  122: 
  123:        if ($useropt{$courselevelr}) { $outpar[1]=$useropt{$courselevelr}; 
  124:                                       $result=1; }
  125: 
  126:       }
  127:      
  128:     return $result;
  129: }
  130: 
  131: # ------------------------------------------------------------ Output for value
  132: 
  133: sub valout {
  134:     my ($value,$type)=@_;
  135:     return
  136: 	($value?(($type=~/^date/)?localtime($value):$value):'  ');
  137: }
  138: 
  139: # -------------------------------------------------------- Produces link anchor
  140: 
  141: sub plink {
  142:     my ($type,$dis,$value,$marker,$return,$call)=@_;
  143:     my $winvalue=$value;
  144:     unless ($winvalue) {
  145: 	if ($type=~/^date/) {
  146:             $winvalue=$ENV{'form.recent_'.$type};
  147:         } else {
  148:             $winvalue=$ENV{'form.recent_'.(split(/\_/,$type))[0]};
  149:         }
  150:     }
  151:     return 
  152:       '<a href="javascript:pjump('."'".$type."','".$dis."','".$winvalue."','"
  153:       .$marker."','".$return."','".$call."'".');">'.
  154:       &valout($value,$type).'</a><a name="'.$marker.'"></a>';
  155: }
  156: 
  157: sub assessparms {
  158: 
  159:       my $r=shift;
  160: # -------------------------------------------------------- Variable declaration
  161: 
  162:       %courseopt=();
  163:       %useropt=();
  164:       %bighash=();
  165: 
  166:       @ids=();
  167:       %symbp=();
  168:       %typep=();
  169: 
  170:       my $message='';
  171: 
  172:       $csec=$ENV{'form.csec'};
  173:       $udom=$ENV{'form.udom'};
  174:       unless ($udom) { $udom=$r->dir_config('lonDefDomain'); }
  175: 
  176:       my $pscat=$ENV{'form.pscat'};
  177:       my $pschp=$ENV{'form.pschp'};
  178:       my $pssymb='';
  179: 
  180: # ----------------------------------------------- Was this started from grades?
  181: 
  182:       if (($ENV{'form.command'} eq 'set') && ($ENV{'form.url'})
  183:           && (!$ENV{'form.dis'})) {
  184: 	  my $url=$ENV{'form.url'};
  185:           $url=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
  186:           $pssymb=&Apache::lonnet::symbread($url);
  187:           $pscat='all';
  188:           $pschp='';
  189:       } else {
  190:           $ENV{'form.url'}='';
  191:       }
  192:  
  193:       my $id=$ENV{'form.id'};
  194:       if (($id) && ($udom)) {
  195:           $uname=(&Apache::lonnet::idget($udom,$id))[1];
  196:           if ($uname) {
  197: 	      $id='';
  198:           } else {
  199:               $message=
  200:      "<font color=red>Unknown ID '$id' at domain '$udom'</font>";
  201:           }
  202:       } else {
  203:           $uname=$ENV{'form.uname'};
  204:       }
  205:       unless ($udom) { $uname=''; }
  206:       $uhome='';
  207:       if ($uname) {
  208: 	  $uhome=&Apache::lonnet::homeserver($uname,$udom);
  209:       
  210:         if ($uhome eq 'no_host') { 
  211:           $message=
  212:      "<font color=red>Unknown user '$uname' at domain '$udom'</font>";
  213:           $uname=''; 
  214:         } else {
  215:           $csec=&Apache::lonnet::usection(
  216: 				       $udom,$uname,$ENV{'request.course.id'});
  217:           if ($csec eq '-1') {
  218:              $message="<font color=red>".
  219:               "User '$uname' at domain '$udom' not in this course</font>";
  220:               $uname='';
  221:               $csec=$ENV{'form.csec'};
  222: 	 } else {
  223:               my %name=&Apache::lonnet::userenvironment($udom,$uname,
  224: 		('firstname','middlename','lastname','generation','id'));
  225:               $message="\n<p>\nFull Name: ".
  226:                           $name{'firstname'}.' '.$name{'middlename'}
  227: 	                 .$name{'lastname'}.' '.$name{'generation'}.
  228:                        "<br>\nID: ".$name{'id'}.'<p>';
  229:          }
  230:         }
  231:       }
  232: 
  233:       unless ($csec) { $csec=''; }
  234: 
  235:       $fcat=$ENV{'form.fcat'};
  236:       unless ($fcat) { $fcat=''; }
  237: 
  238: # ------------------------------------------------------------------- Tie hashs
  239:       if ((tie(%bighash,'GDBM_File',$ENV{'request.course.fn'}.'.db',
  240:                        &GDBM_READER,0640)) &&
  241:           (tie(%parmhash,'GDBM_File',
  242:            $ENV{'request.course.fn'}.'_parms.db',&GDBM_READER,0640))) {
  243: 
  244: # --------------------------------------------------------- Get all assessments
  245: 	undef %allkeys;
  246:         undef %allmaps;
  247:         undef %defp;
  248:         map {
  249: 	    if ($_=~/^src\_(\d+)\.(\d+)$/) {
  250: 	       my $mapid=$1;
  251:                my $resid=$2;
  252:                my $id=$mapid.'.'.$resid;
  253:                my $srcf=$bighash{$_};
  254:                if ($srcf=~/\.(problem|exam|quiz|assess|survey|form)$/) {
  255: 		   $ids[$#ids+1]=$id;
  256:                    $typep{$id}=$1;
  257:                    $keyp{$id}='';
  258:                    map {
  259:                        if ($_=~/^parameter\_(.*)/) {
  260: 			  my $key=$_;
  261:                           my $allkey=$1;
  262:                           $allkey=~s/\_/\./;
  263:                           my $display=
  264: 			      &Apache::lonnet::metadata($srcf,$key.'.display');
  265:                           unless ($display) {
  266:                               $display=
  267: 			         &Apache::lonnet::metadata($srcf,$key.'.name');
  268:                           }
  269:                           $allkeys{$allkey}=$display;
  270:                           if ($allkey eq $fcat) {
  271:                              $defp{$id}=
  272:                               &Apache::lonnet::metadata($srcf,$key);
  273: 			  }
  274:                           if ($keyp{$id}) {
  275: 			      $keyp{$id}.=','.$key;
  276:                           } else {
  277:                               $keyp{$id}=$key;
  278: 		          }
  279: 		       }
  280:                    } split(/\,/,
  281:                       &Apache::lonnet::metadata($srcf,'keys'));
  282:                    $mapp{$id}=
  283: 		       &Apache::lonnet::declutter($bighash{'map_id_'.$mapid});
  284:                    $allmaps{$mapid}=$mapp{$id};
  285:                    $symbp{$id}=$mapp{$id}.
  286: 			'___'.$resid.'___'.
  287: 			    &Apache::lonnet::declutter($srcf);
  288: 	       }
  289:             }
  290:         } keys %bighash;
  291: # ---------------------------------------------------------- Anything to store?
  292:         if ($ENV{'form.pres_marker'}) {
  293:        my ($sresid,$spnam,$snum)=split(/\&/,$ENV{'form.pres_marker'});
  294:        $spnam=~s/\_([^\_]+)$/\.$1/;
  295: # ---------------------------------------------------------- Construct prefixes
  296: 
  297:        my $symbparm=$symbp{$sresid}.'.'.$spnam;
  298:        my $mapparm=$mapp{$sresid}.'___(all).'.$spnam;
  299: 
  300:        my $seclevel=
  301:             $ENV{'request.course.id'}.'.['.
  302: 		$csec.'].'.$spnam;
  303:        my $seclevelr=
  304:             $ENV{'request.course.id'}.'.['.
  305: 		$csec.'].'.$symbparm;
  306:        my $seclevelm=
  307:             $ENV{'request.course.id'}.'.['.
  308: 		$csec.'].'.$mapparm;
  309: 
  310:        my $courselevel=
  311:             $ENV{'request.course.id'}.'.'.$spnam;
  312:        my $courselevelr=
  313:             $ENV{'request.course.id'}.'.'.$symbparm;
  314:        my $courselevelm=
  315:             $ENV{'request.course.id'}.'.'.$mapparm;
  316: 
  317:        my $storeunder='';
  318:        if (($snum==9) || ($snum==3)) { $storeunder=$courselevel; }
  319:        if (($snum==8) || ($snum==2)) { $storeunder=$courselevelm; }
  320:        if (($snum==7) || ($snum==1)) { $storeunder=$courselevelr; }
  321:        if ($snum==6) { $storeunder=$seclevel; }
  322:        if ($snum==5) { $storeunder=$seclevelm; }
  323:        if ($snum==4) { $storeunder=$seclevelr; }
  324:        $storeunder=&Apache::lonnet::escape($storeunder);
  325:  
  326:        my $storecontent=
  327:     $storeunder.'='.&Apache::lonnet::escape($ENV{'form.pres_value'}).'&'.
  328:     $storeunder.'.type='.&Apache::lonnet::escape($ENV{'form.pres_type'});
  329: 
  330:        my $reply='';
  331:            if ($snum>3) {
  332: # ---------------------------------------------------------------- Store Course
  333: #
  334: # Expire sheets
  335: 	    &Apache::lonnet::expirespread('','','studentcalc');
  336:             if (($snum==7) || ($snum==4)) {
  337: 	     &Apache::lonnet::expirespread('','','assesscalc',$symbp{$sresid});
  338:             } elsif (($snum==8) || ($snum==5)) {
  339: 	     &Apache::lonnet::expirespread('','','assesscalc',$mapp{$sresid});
  340:             } else {
  341: 	     &Apache::lonnet::expirespread('','','assesscalc');
  342:             }
  343: 
  344: # Store parameter
  345:             $reply=&Apache::lonnet::critical('put:'.
  346:              $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.':'.
  347:              $ENV{'course.'.$ENV{'request.course.id'}.'.num'}.':resourcedata:'.
  348:              $storecontent,
  349:              $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
  350:            } else {
  351: # ------------------------------------------------------------------ Store User
  352: #
  353: # Expire sheets
  354: 	    &Apache::lonnet::expirespread($uname,$udom,'studentcalc');
  355:             if ($snum==1) {
  356: 		&Apache::lonnet::expirespread
  357:                     ($uname,$udom,'assesscalc',$symbp{$sresid});
  358:             } elsif ($snum==2) {
  359: 		&Apache::lonnet::expirespread
  360:                     ($uname,$udom,'assesscalc',$mapp{$sresid});
  361:             } else {
  362: 		&Apache::lonnet::expirespread($uname,$udom,'assesscalc');
  363:             }
  364:                 
  365: # Store parameter
  366:             $reply=
  367:             &Apache::lonnet::critical('put:'.$udom.':'.$uname.':resourcedata:'.
  368:              $storecontent,$uhome);
  369:            }
  370: 
  371:          if ($reply=~/^error\:(.*)/) {
  372: 	     $message.="<font color=red>Write Error: $1</font>";
  373: 	 }
  374: # ---------------------------------------------------------------- Done storing
  375:    }
  376: # -------------------------------------------------------------- Get coursedata
  377:         my $reply=&Apache::lonnet::reply('dump:'.
  378:               $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.':'.
  379:               $ENV{'course.'.$ENV{'request.course.id'}.'.num'}.':resourcedata',
  380:               $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
  381:         if ($reply!~/^error\:/) {
  382:            map {
  383:              my ($name,$value)=split(/\=/,$_);
  384:              $courseopt{&Apache::lonnet::unescape($name)}=
  385:                         &Apache::lonnet::unescape($value);  
  386:            } split(/\&/,$reply);
  387:         }
  388: # --------------------------------------------------- Get userdata (if present)
  389:         if ($uname) {
  390:            my $reply=
  391:        &Apache::lonnet::reply('dump:'.$udom.':'.$uname.':resourcedata',$uhome);
  392:            if ($reply!~/^error\:/) {
  393:               map {
  394:                 my ($name,$value)=split(/\=/,$_);
  395:                 $useropt{&Apache::lonnet::unescape($name)}=
  396:                          &Apache::lonnet::unescape($value);
  397:               } split(/\&/,$reply);
  398:            }
  399:         }
  400: 
  401: # ------------------------------------------------------------------- Sort this
  402: 
  403:         @ids=sort  {  
  404:            if ($fcat eq '') {
  405:               $a<=>$b;
  406:            } else {
  407:               1*$outpar[&parmval($fcat,$a,$defp{$a})]<=>
  408:               1*$outpar[&parmval($fcat,$b,$defp{$b})];
  409:            } 
  410:        } @ids;
  411: 
  412: # ------------------------------------------------------------------ Start page
  413:          $r->content_type('text/html');
  414:          $r->send_http_header;
  415: 	$r->print(<<ENDHEAD);
  416: <html>
  417: <head>
  418: <title>LON-CAPA Course Parameters</title>
  419: <script>
  420: 
  421:     function pclose() {
  422:         parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
  423:                  "height=350,width=350,scrollbars=no,menubar=no");
  424:         parmwin.close();
  425:     }
  426: 
  427:     function pjump(type,dis,value,marker,ret,call) {
  428:         document.parmform.pres_marker.value='';
  429:         parmwin=window.open("/adm/rat/parameter.html?type="+escape(type)
  430:                  +"&value="+escape(value)+"&marker="+escape(marker)
  431:                  +"&return="+escape(ret)
  432:                  +"&call="+escape(call)+"&name="+escape(dis),"LONCAPAparms",
  433:                  "height=350,width=350,scrollbars=no,menubar=no");
  434: 
  435:     }
  436: 
  437:     function psub() {
  438:         pclose();
  439:         if (document.parmform.pres_marker.value!='') {
  440:             document.parmform.action+='#'+document.parmform.pres_marker.value;
  441:             var typedef=new Array();
  442:             typedef=document.parmform.pres_type.value.split('_');
  443:            if (document.parmform.pres_type.value!='') {
  444:             if (typedef[0]=='date') {
  445:                 eval('document.parmform.recent_'+
  446:                      document.parmform.pres_type.value+
  447: 		     '.value=document.parmform.pres_value.value;');
  448:             } else {
  449:                 eval('document.parmform.recent_'+typedef[0]+
  450: 		     '.value=document.parmform.pres_value.value;');
  451:             }
  452: 	   }
  453:             document.parmform.submit();
  454:         } else {
  455:             document.parmform.pres_value.value='';
  456:             document.parmform.pres_marker.value='';
  457:         }
  458:     }
  459: 
  460: </script>
  461: </head>
  462: <body bgcolor="#FFFFFF" onUnload="pclose()">
  463: <h1>Set Course Parameters</h1>
  464: <form method="post" action="/adm/parmset" name="envform">
  465: <h2>Course: $ENV{'course.'.$ENV{'request.course.id'}.'.description'}</h2>
  466: <h3>Course Environment</h3>
  467: <input type="submit" name="crsenv" value="Set Course Environment">
  468: </form>
  469: <form method="post" action="/adm/parmset" name="parmform">
  470: <h3>Course Assessments</h3>
  471: <b>
  472: Section/Group: 
  473: <input type="text" value="$csec" size="6" name="csec">
  474: <br>
  475: For User 
  476: <input type="text" value="$uname" size="12" name="uname">
  477: or ID
  478: <input type="text" value="$id" size="12" name="id"> 
  479: at Domain 
  480: <input type="text" value="$udom" size="6" name="udom">
  481: </b>
  482: <input type="hidden" value='' name="pres_value">
  483: <input type="hidden" value='' name="pres_type">
  484: <input type="hidden" value='' name="pres_marker"> 
  485: ENDHEAD
  486:     if ($ENV{'form.url'}) {
  487: 	$r->print('<input type="hidden" value="'.$ENV{'form.url'}.
  488: 	      '" name="url"><input type="hidden" name="command" value="set">');
  489:     }
  490:     map {
  491:       $r->print('<input type="hidden" value="'.
  492:           $ENV{'form.recent_'.$_}.'" name="recent_'.$_.'">');
  493:     } ('tolerance','date_default','date_start','date_end','date_interval',
  494:        'int','float','string');
  495: 
  496:         $r->print('<h2>'.$message.'</h2><table><tr><td>Sort list by</td><td>');
  497: 	$r->print('<select name="fcat">');
  498:         $r->print('<option value="">Enclosing Map</option>');
  499:         map {
  500: 	    $r->print('<option value="'.$_.'"');
  501:             if ($fcat eq $_) { $r->print(' selected'); }
  502:             $r->print('>'.$allkeys{$_}.'</option>');
  503:         } keys %allkeys;
  504:        $r->print(
  505:     '</select></tr><tr><td>Select Enclosing Map</td><td><select name=pschp>');
  506:         $r->print('<option value=all>All Maps</option>');
  507:         map {
  508: 	    $r->print('<option value="'.$_.'"');
  509:             if (($pssymb=~/^$allmaps{$_}/) || 
  510:                 ($pschp eq $_)) { $r->print(' selected'); }
  511:             $r->print('>'.$allmaps{$_}.'</option>');
  512:         } keys %allmaps;
  513:         $r->print(
  514:  '</select></td></tr><tr><td>Select Parameter</td><td><select name=pscat>');
  515:         $r->print('<option value=all>All Parameters</option>');
  516:         map {
  517: 	    $r->print('<option value="'.$_.'"');
  518:             if ($pscat eq $_) { $r->print(' selected'); }
  519:             $r->print('>'.$allkeys{$_}.'</option>');
  520:         } keys %allkeys;
  521:         $r->print(
  522: '</select></td></tr></table><br><input name=dis type="submit" value="Display">'
  523:                  );
  524:       if (($pscat) || ($pschp) || ($pssymb)) {
  525: # ----------------------------------------------------------------- Start Table
  526: 	my $catmarker='parameter_'.$pscat;
  527:         $catmarker=~s/\./\_/g;
  528:         my $coursespan=$csec?8:5;
  529: 	 $r->print(<<ENDTABLEHEAD);
  530: <p><table border=2>
  531: <tr><td colspan=5></td>
  532: <th colspan=$coursespan>Any User</th>
  533: ENDTABLEHEAD
  534:     if ($uname) {
  535: 	$r->print("<th colspan=3 rowspan=2>User $uname at Domain $udom</th>");
  536:     }
  537:     $r->print(<<ENDTABLETWO);
  538: <th rowspan=3>Parameter in Effect</th></tr><tr><td colspan=5></td>
  539: <th colspan=2>Resource Level</th>
  540: <th colspan=3>in Course</th>
  541: ENDTABLETWO
  542:     if ($csec) {
  543: 	$r->print("<th colspan=3>in Section/Group $csec</th>");
  544:     }
  545:     $r->print(<<ENDTABLEHEADFOUR);
  546: </tr><tr><th>Assessment URL and Title</th><th>Type</th>
  547: <th>Enclosing Map</th><th>Part No.</th><th>Parameter Name</th>
  548: <th>default</th><th>from Enclosing Map</th>
  549: <th>general</th><th>for Enclosing Map</th><th>for Resource</th>
  550: ENDTABLEHEADFOUR
  551:     if ($csec) {
  552:   $r->print('<th>general</th><th>for Enclosing Map</th><th>for Resource</th>');
  553:     }
  554:     if ($uname) {
  555:   $r->print('<th>general</th><th>for Enclosing Map</th><th>for Resource</th>');
  556:     }
  557: 	$r->print('</tr><tr>');
  558:          my $defbgone='';
  559:          my $defbgtwo='';
  560:  	 map {
  561:            my $rid=$_;
  562:            my ($inmapid)=($rid=~/\.(\d+)$/);
  563:            if (($pschp eq 'all') || ($allmaps{$pschp} eq $mapp{$rid}) ||
  564:                ($pssymb eq $mapp{$rid}.'___'.$inmapid.'___'.
  565:                 &Apache::lonnet::declutter($bighash{'src_'.$rid}))) {
  566: # ------------------------------------------------------ Entry for one resource
  567: 	     if ($defbgone eq '"E0E099"') {
  568: 		 $defbgone='"E0E0DD"';
  569:              } else {
  570:                  $defbgone='"E0E099"';
  571: 	     }
  572: 	     if ($defbgtwo eq '"FFFF99"') {
  573: 		 $defbgtwo='"FFFFDD"';
  574:              } else {
  575:                  $defbgtwo='"FFFF99"';
  576: 	     }
  577: 	    @outpar=();
  578:             my $thistitle='';
  579:             my %name=   ();
  580:             my %part=   ();
  581: 	    my %display=();
  582: 	    my %type=   ();
  583:             my %default=();
  584:             my $uri=&Apache::lonnet::declutter($bighash{'src_'.$rid});
  585: 
  586:             map {
  587: 		$part{$_}=&Apache::lonnet::metadata($uri,$_.'.part');
  588:                 $name{$_}=&Apache::lonnet::metadata($uri,$_.'.name');
  589:                 $display{$_}=&Apache::lonnet::metadata($uri,$_.'.display');
  590:                 unless ($display{$_}) { $display{$_}=''; }
  591:                 $display{$_}.=' ('.$name{$_}.')';
  592:                 $default{$_}=&Apache::lonnet::metadata($uri,$_);
  593:                 $type{$_}=&Apache::lonnet::metadata($uri,$_.'.type');
  594:                 $thistitle=&Apache::lonnet::metadata($uri,$_.'.title');
  595:             } split(/\,/,$keyp{$rid});
  596: 
  597: 	    my $totalparms=scalar keys %name;
  598: 	    my $isdef=1;
  599: 	    unless ($totalparms) { $totalparms=1; $isdef=0; }
  600: 	    if ($pscat ne 'all') { $totalparms=1; }
  601:             $r->print('<td bgcolor='.$defbgone.
  602:                 ' rowspan='.$totalparms.'><tt><font size=-1>'.
  603:                 join(' / ',split(/\//,$uri)).
  604:                 '</font></tt><p><b>'.
  605:                       $bighash{'title_'.$rid});
  606:             if ($thistitle) {
  607: 		$r->print(' ('.$thistitle.')');
  608:             }
  609:             $r->print('</b></td>');
  610:             $r->print('<td bgcolor='.$defbgtwo.
  611:                     ' rowspan='.$totalparms.'>'.$typep{$rid}.'</td>');
  612:             $r->print('<td bgcolor='.$defbgone.
  613:                     ' rowspan='.$totalparms.'><tt><font size=-1>'.
  614: 		      join(' / ',split(/\//,$mapp{$rid})).'</font></tt></td>');
  615: 	  if ($isdef) {
  616:             map {
  617: 	     if (($_ eq $catmarker) || ($pscat eq 'all')) {
  618: 	       my $result=&parmval($part{$_}.'.'.$name{$_},$rid,$default{$_});
  619: 
  620:                $r->print("<td bgcolor=".$defbgtwo.
  621:                   ">$part{$_}</td><td bgcolor=".$defbgone.
  622:                   ">$display{$_}</td>");
  623:                my $thismarker=$_;
  624:                $thismarker=~s/^parameter\_//; 
  625:                my $mprefix=$rid.'&'.$thismarker.'&';
  626: 
  627:                $r->print('<td bgcolor='.
  628:                 (($result==11)?'"#AAFFAA"':'#FFDDDD').'>'.
  629:              &valout($outpar[11],$type{$_}).'</td>');
  630:                $r->print('<td bgcolor='.
  631:                 (($result==10)?'"#AAFFAA"':'#FFDDDD').'>'.
  632:              &valout($outpar[10],$type{$_}).'</td>');
  633: 
  634:                $r->print('<td bgcolor='.
  635:                 (($result==9)?'"#AAFFAA"':$defbgone).'>'.
  636:              &plink($type{$_},$display{$_},$outpar[9],$mprefix.'9',
  637:                     'parmform.pres','psub').'</td>');
  638:                $r->print('<td bgcolor='.
  639:                 (($result==8)?'"#AAFFAA"':$defbgone).'>'.
  640:              &plink($type{$_},$display{$_},$outpar[8],$mprefix.'8',
  641:                     'parmform.pres','psub').'</td>');
  642:                $r->print('<td bgcolor='.
  643:                 (($result==7)?'"#AAFFAA"':$defbgone).'>'.
  644:              &plink($type{$_},$display{$_},$outpar[7],$mprefix.'7',
  645:                     'parmform.pres','psub').'</td>');
  646: 
  647:                if ($csec) {
  648:                  $r->print('<td bgcolor='.
  649:                    (($result==6)?'"#AAFFAA"':$defbgtwo).'>'.
  650:              &plink($type{$_},$display{$_},$outpar[6],$mprefix.'6',
  651:                     'parmform.pres','psub').'</td>');
  652:                  $r->print('<td bgcolor='.
  653:                    (($result==5)?'"#AAFFAA"':$defbgtwo).'>'.
  654:              &plink($type{$_},$display{$_},$outpar[5],$mprefix.'5',
  655:                     'parmform.pres','psub').'</td>');
  656:                  $r->print('<td bgcolor='.
  657:                     (($result==4)?'"#AAFFAA"':$defbgtwo).'>'.
  658:              &plink($type{$_},$display{$_},$outpar[4],$mprefix.'4',
  659:                     'parmform.pres','psub').'</td>');
  660:                }
  661: 
  662:                if ($uname) {
  663:                  $r->print('<td bgcolor='.
  664:                     (($result==3)?'"#AAFFAA"':$defbgone).'>'.
  665:              &plink($type{$_},$display{$_},$outpar[3],$mprefix.'3',
  666:                     'parmform.pres','psub').'</td>');
  667:                  $r->print('<td bgcolor='.
  668:                     (($result==2)?'"#AAFFAA"':$defbgone).'>'.
  669:              &plink($type{$_},$display{$_},$outpar[2],$mprefix.'2',
  670:                     'parmform.pres','psub').'</td>');
  671:                  $r->print('<td bgcolor='.
  672:                    (($result==1)?'"#AAFFAA"':$defbgone).'>'.
  673:              &plink($type{$_},$display{$_},$outpar[1],$mprefix.'1',
  674:                     'parmform.pres','psub').'</td>');
  675:                }
  676:                $r->print(
  677:         '<td bgcolor=#CCCCFF>'.&valout($outpar[$result],$type{$_}).'</td>');
  678:                $r->print("</tr>\n<tr>");
  679: 	   }
  680: 	   } sort keys %name;
  681: 	} else {
  682:  	    $r->print("</tr>\n<tr>");
  683:         }
  684: # -------------------------------------------------- End entry for one resource
  685: 	 }
  686: 	 } @ids;
  687:          $r->print('</table>');
  688:       }
  689: 	$r->print('</form></body></html>');
  690:          untie(%bighash);
  691: 	 untie(%parmhash);
  692:       }
  693: }
  694: 
  695: sub crsenv {
  696:     my $r=shift;
  697:     my $setoutput='';
  698: # -------------------------------------------------- Go through list of changes
  699:     map {
  700: 	if ($_=~/^form\.(.+)\_setparmval$/) {
  701:             my $name=$1;
  702:             my $value=$ENV{'form.'.$name.'_value'};
  703:             if ($name eq 'newp') {
  704:                 $name=$ENV{'form.newp_name'};
  705:             }
  706:             if ($name eq 'url') {
  707: 		$value=~s/^\/res\///;
  708:                 $setoutput.='Backing up previous URL: '.
  709:                          &Apache::lonnet::reply('put:'.
  710:                          $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.
  711:                          ':'.$ENV{'course.'.$ENV{'request.course.id'}.'.num'}.
  712:                          ':environment:'.
  713:                          &Apache::lonnet::escape('top level map backup '.
  714:                                                                     time).'='.
  715: 	                 &Apache::lonnet::reply('get:'.
  716:                          $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.
  717:                          ':'.$ENV{'course.'.$ENV{'request.course.id'}.'.num'}.
  718:                          ':environment:url',
  719: 		         $ENV{'course.'.$ENV{'request.course.id'}.'.home'}),
  720:                          $ENV{'course.'.$ENV{'request.course.id'}.'.home'}).
  721:                         '<br>';
  722: 
  723:             }
  724:             if ($name) {
  725:         	$setoutput.='Setting <tt>'.$name.'</tt> to <tt>'.
  726:                         $value.'</tt>: '.
  727:                 &Apache::lonnet::reply('put:'.
  728:                          $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.
  729:                          ':'.$ENV{'course.'.$ENV{'request.course.id'}.'.num'}.
  730:                          ':environment:'.
  731:                             &Apache::lonnet::escape($name).'='.
  732: 			    &Apache::lonnet::escape($value),
  733:                          $ENV{'course.'.$ENV{'request.course.id'}.'.home'}).
  734:                         '<br>';
  735: 	    }
  736:         }
  737:     } keys %ENV;
  738: # -------------------------------------------------------- Get parameters again
  739:     my $rep=&Apache::lonnet::reply
  740:                  ('dump:'.$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.
  741:                          ':'.$ENV{'course.'.$ENV{'request.course.id'}.'.num'}.
  742:                          ':environment',
  743:                          $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
  744:     my $output='';
  745:     if ($rep ne 'con_lost') {
  746: 	my %values;
  747:         my %descriptions=
  748:  ('url'            => '<b>Top Level Map</b><br><font color=red>'.
  749:                    'Modification may make assessment data inaccessible</font>',
  750:   'description'    => '<b>Course Description</b>',
  751:   'courseid'       => '<b>Course ID or number</b><br>(internal, optional)',
  752:   'question.email' => '<b>Feedback Addresses for Content Questions</b><br>'.
  753:                       '(<tt>user:domain,user:domain,...</tt>)',
  754:   'comment.email'  => '<b>Feedback Addresses for Comments</b><br>'.
  755:                       '(<tt>user:domain,user:domain,...</tt>)',
  756:   'policy.email'   => '<b>Feedback Addresses for Course Policy</b><br>'.
  757:                       '(<tt>user:domain,user:domain,...</tt>)'
  758:  ); 
  759: 
  760:        map {
  761:            my ($name,$value)=split(/\=/,$_);
  762:            $name=&Apache::lonnet::unescape($name);
  763:            $values{$name}=&Apache::lonnet::unescape($value);
  764:            unless ($descriptions{$name}) {
  765: 	       $descriptions{$name}=$name;
  766:            }
  767:        } split(/\&/,$rep);
  768:        map {
  769:            $output.='<tr><td>'.$descriptions{$_}.'</td><td><input name="'.
  770:                        $_.'_value" size=40 value="'.
  771:                       $values{$_}.
  772:                      '"></td><td><input type=checkbox name="'.$_.
  773:                      '_setparmval"></td></tr>';
  774:        } keys %descriptions;
  775:        $output.='<tr><td><i>Create New Environment Variable</i><br>'.
  776:                 '<input type="text" size=40 name="newp_name"></td><td>'.
  777:                 '<input type="text" size=40 name="newp_value"></td><td>'.
  778:                 '<input type="checkbox" name="newp_setparmval"></td></tr>'; 
  779:     }    
  780:     $r->print(<<ENDENV);
  781: <html>
  782: <head>
  783: <title>LON-CAPA Course Environment</title>
  784: </head>
  785: <body bgcolor="#FFFFFF">
  786: <h1>Set Course Parameters</h1>
  787: <form method="post" action="/adm/parmset" name="envform">
  788: <h2>Course: $ENV{'course.'.$ENV{'request.course.id'}.'.description'}</h2>
  789: <h3>Course Environment</h3>
  790: $setoutput
  791: <p>
  792: <table border=2>
  793: <tr><th>Parameter</th><th>Value</th><th>Set?</th></tr>
  794: $output
  795: </table>
  796: <input type="submit" name="crsenv" value="Set Course Environment">
  797: </form>
  798: </body>
  799: </html>    
  800: ENDENV
  801: }
  802: 
  803: # ================================================================ Main Handler
  804: 
  805: sub handler {
  806:    my $r=shift;
  807: 
  808:    if ($r->header_only) {
  809:       $r->content_type('text/html');
  810:       $r->send_http_header;
  811:       return OK;
  812:    }
  813: 
  814: # ----------------------------------------------------- Needs to be in a course
  815: 
  816:    if (($ENV{'request.course.id'}) && 
  817:        (&Apache::lonnet::allowed('opa',$ENV{'request.course.id'}))) {
  818: 
  819:        unless (($ENV{'form.crsenv'}) || (!$ENV{'request.course.fn'})) {
  820: # --------------------------------------------------------- Bring up assessment
  821: 	  &assessparms($r);
  822: # ---------------------------------------------- This is for course environment
  823:        } else {
  824: 	  &crsenv($r);
  825:        }
  826:    } else {
  827: # ----------------------------- Not in a course, or not allowed to modify parms
  828:       $ENV{'user.error.msg'}=
  829:         "/adm/parmset:opa:0:0:Cannot modify assessment parameters";
  830:       return HTTP_NOT_ACCEPTABLE; 
  831:    }
  832:    return OK;
  833: }
  834: 
  835: 1;
  836: __END__
  837: 
  838: 
  839: 
  840: 

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