File:  [LON-CAPA] / loncom / interface / lonparmset.pm
Revision 1.280: download - view: text, annotated - select for diffs
Thu Mar 16 20:38:19 2006 UTC (18 years, 2 months ago) by albertel
Branches: MAIN
CVS tags: HEAD
- generalizing page starts/end

    1: # The LearningOnline Network with CAPA
    2: # Handler to set parameters for assessments
    3: #
    4: # $Id: lonparmset.pm,v 1.280 2006/03/16 20:38:19 albertel Exp $
    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: #
   28: ###################################################################
   29: ###################################################################
   30: 
   31: =pod
   32: 
   33: =head1 NAME
   34: 
   35: lonparmset - Handler to set parameters for assessments and course
   36: 
   37: =head1 SYNOPSIS
   38: 
   39: lonparmset provides an interface to setting course parameters. 
   40: 
   41: =head1 DESCRIPTION
   42: 
   43: This module sets coursewide and assessment parameters.
   44: 
   45: =head1 INTERNAL SUBROUTINES
   46: 
   47: =over 4
   48: 
   49: =cut
   50: 
   51: ###################################################################
   52: ###################################################################
   53: 
   54: package Apache::lonparmset;
   55: 
   56: use strict;
   57: use Apache::lonnet;
   58: use Apache::Constants qw(:common :http REDIRECT);
   59: use Apache::lonhtmlcommon();
   60: use Apache::loncommon;
   61: use GDBM_File;
   62: use Apache::lonhomework;
   63: use Apache::lonxml;
   64: use Apache::lonlocal;
   65: use Apache::lonnavmaps;
   66: 
   67: # --- Caches local to lonparmset
   68: 
   69: my $parmhashid;
   70: my %parmhash;
   71: my $symbsid;
   72: my %symbs;
   73: my $rulesid;
   74: my %rules;
   75: 
   76: # --- end local caches
   77: 
   78: ##################################################
   79: ##################################################
   80: 
   81: =pod
   82: 
   83: =item parmval
   84: 
   85: Figure out a cascading parameter.
   86: 
   87: Inputs:  $what - a parameter spec (incluse part info and name I.E. 0.weight)
   88:          $id   - a bighash Id number
   89:          $def  - the resource's default value   'stupid emacs
   90: 
   91: Returns:  A list, the first item is the index into the remaining list of items of parm valuse that is the active one, the list consists of parm values at the 14 possible levels
   92: 
   93: 14 - General Course
   94: 13 - Map or Folder level in course
   95: 12- resource default
   96: 11- map default
   97: 10 - resource level in course
   98: 9 - General for section
   99: 8 - Map or Folder level for section
  100: 7 - resource level in section
  101: 6 - General for group
  102: 5 - Map or Folder level for group
  103: 4 - resource level in group
  104: 3 - General for specific student
  105: 2 - Map or Folder level for specific student
  106: 1 - resource level for specific student
  107: 
  108: =cut
  109: 
  110: ##################################################
  111: sub parmval {
  112:     my ($what,$id,$def,$uname,$udom,$csec,$cgroup,$courseopt)=@_;
  113:     return &parmval_by_symb($what,&symbcache($id),$def,$uname,$udom,$csec,
  114:                                                            $cgroup,$courseopt);
  115: }
  116: 
  117: sub parmval_by_symb {
  118:     my ($what,$symb,$def,$uname,$udom,$csec,$cgroup,$courseopt)=@_;
  119: # load caches
  120: 
  121:     &cacheparmhash();
  122: 
  123:     my $useropt=&Apache::lonnet::get_userresdata($uname,$udom);
  124: 
  125:     my $result='';
  126:     my @outpar=();
  127: # ----------------------------------------------------- Cascading lookup scheme
  128:     my $map=(&Apache::lonnet::decode_symb($symb))[0];    
  129: 
  130:     my $symbparm=$symb.'.'.$what;
  131:     my $mapparm=$map.'___(all).'.$what;
  132: 
  133:     my $grplevel=$env{'request.course.id'}.'.['.$cgroup.'].'.$what;
  134:     my $grplevelr=$env{'request.course.id'}.'.['.$cgroup.'].'.$symbparm;
  135:     my $grplevelm=$env{'request.course.id'}.'.['.$cgroup.'].'.$mapparm;
  136: 
  137:     my $seclevel=$env{'request.course.id'}.'.['.$csec.'].'.$what;
  138:     my $seclevelr=$env{'request.course.id'}.'.['.$csec.'].'.$symbparm;
  139:     my $seclevelm=$env{'request.course.id'}.'.['.$csec.'].'.$mapparm;
  140: 
  141:     my $courselevel=$env{'request.course.id'}.'.'.$what;
  142:     my $courselevelr=$env{'request.course.id'}.'.'.$symbparm;
  143:     my $courselevelm=$env{'request.course.id'}.'.'.$mapparm;
  144: 
  145: 
  146: # --------------------------------------------------------- first, check course
  147: 
  148:     if (defined($$courseopt{$courselevel})) {
  149: 	$outpar[14]=$$courseopt{$courselevel};
  150: 	$result=14;
  151:     }
  152: 
  153:     if (defined($$courseopt{$courselevelm})) {
  154: 	$outpar[13]=$$courseopt{$courselevelm};
  155: 	$result=13;
  156:     }
  157: 
  158: # ------------------------------------------------------- second, check default
  159: 
  160:     if (defined($def)) { $outpar[12]=$def; $result=12; }
  161: 
  162: # ------------------------------------------------------ third, check map parms
  163: 
  164:     my $thisparm=$parmhash{$symbparm};
  165:     if (defined($thisparm)) { $outpar[11]=$thisparm; $result=11; }
  166: 
  167:     if (defined($$courseopt{$courselevelr})) {
  168: 	$outpar[10]=$$courseopt{$courselevelr};
  169: 	$result=10;
  170:     }
  171: 
  172: # ------------------------------------------------------ fourth, back to course
  173:     if (defined($csec)) {
  174:         if (defined($$courseopt{$seclevel})) {
  175: 	    $outpar[9]=$$courseopt{$seclevel};
  176: 	    $result=9;
  177: 	}
  178:         if (defined($$courseopt{$seclevelm})) {
  179: 	    $outpar[8]=$$courseopt{$seclevelm};
  180: 	    $result=8;
  181: 	}
  182: 
  183:         if (defined($$courseopt{$seclevelr})) {
  184: 	    $outpar[7]=$$courseopt{$seclevelr};
  185: 	    $result=7;
  186: 	}
  187:     }
  188: # ------------------------------------------------------ fifth, check course group
  189:     if (defined($cgroup)) {
  190:         if (defined($$courseopt{$grplevel})) {
  191:             $outpar[6]=$$courseopt{$grplevel};
  192:             $result=6;
  193:         }
  194:         if (defined($$courseopt{$grplevelm})) {
  195:             $outpar[5]=$$courseopt{$grplevelm};
  196:             $result=5;
  197:         }
  198:         if (defined($$courseopt{$grplevelr})) {
  199:             $outpar[4]=$$courseopt{$grplevelr};
  200:             $result=4;
  201:         }
  202:     }
  203: 
  204: # ---------------------------------------------------------- fifth, check user
  205: 
  206:     if (defined($uname)) {
  207: 	if (defined($$useropt{$courselevel})) {
  208: 	    $outpar[3]=$$useropt{$courselevel};
  209: 	    $result=3;
  210: 	}
  211: 
  212: 	if (defined($$useropt{$courselevelm})) {
  213: 	    $outpar[2]=$$useropt{$courselevelm};
  214: 	    $result=2;
  215: 	}
  216: 
  217: 	if (defined($$useropt{$courselevelr})) {
  218: 	    $outpar[1]=$$useropt{$courselevelr};
  219: 	    $result=1;
  220: 	}
  221:     }
  222:     return ($result,@outpar);
  223: }
  224: 
  225: sub resetparmhash {
  226:     $parmhashid='';
  227: }
  228: 
  229: sub cacheparmhash {
  230:     if ($parmhashid eq  $env{'request.course.fn'}) { return; }
  231:     my %parmhashfile;
  232:     if (tie(%parmhashfile,'GDBM_File',
  233: 	      $env{'request.course.fn'}.'_parms.db',&GDBM_READER(),0640)) {
  234: 	%parmhash=%parmhashfile;
  235: 	untie %parmhashfile;
  236: 	$parmhashid=$env{'request.course.fn'};
  237:     }
  238: }
  239: 
  240: sub resetsymbcache {
  241:     $symbsid='';
  242: }
  243: 
  244: sub symbcache {
  245:     my $id=shift;
  246:     if ($symbsid ne $env{'request.course.id'}) {
  247: 	%symbs=();
  248:     }
  249:     unless ($symbs{$id}) {
  250: 	my $navmap = Apache::lonnavmaps::navmap->new();
  251: 	if ($id=~/\./) {
  252: 	    my $resource=$navmap->getById($id);
  253: 	    $symbs{$id}=$resource->symb();
  254: 	} else {
  255: 	    my $resource=$navmap->getByMapPc($id);
  256: 	    $symbs{$id}=&Apache::lonnet::declutter($resource->src());
  257: 	}
  258: 	$symbsid=$env{'request.course.id'};
  259:     }
  260:     return $symbs{$id};
  261: }
  262: 
  263: sub resetrulescache {
  264:     $rulesid='';
  265: }
  266: 
  267: sub rulescache {
  268:     my $id=shift;
  269:     if ($rulesid ne $env{'request.course.id'}) {
  270: 	%rules=();
  271:     }
  272:     unless (defined($rules{$id})) {
  273: 	my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
  274: 	my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
  275: 	%rules=&Apache::lonnet::dump('parmdefactions',$dom,$crs);
  276: 	$rulesid=$env{'request.course.id'};
  277:     }
  278:     return $rules{$id};
  279: }
  280: 
  281: sub preset_defaults {
  282:     my $type=shift;
  283:     if (&rulescache($type.'_action') eq 'default') {
  284: # yes, there is something
  285: 	return (&rulescache($type.'_hours'),
  286: 		&rulescache($type.'_min'),
  287: 		&rulescache($type.'_sec'),
  288: 		&rulescache($type.'_value'));
  289:     } else {
  290: # nothing there or something else
  291: 	return ('','','','','');
  292:     }
  293: }
  294: 
  295: ##################################################
  296: 
  297: sub date_sanity_info {
  298:    my $checkdate=shift;
  299:    unless ($checkdate) { return ''; }
  300:    my $result='';
  301:    my $crsprefix='course.'.$env{'request.course.id'}.'.';
  302:    if ($env{$crsprefix.'default_enrollment_end_date'}) {
  303:       if ($checkdate>$env{$crsprefix.'default_enrollment_end_date'}) {
  304:          $result.='<br />'.&mt('After course enrollment end!');
  305:       }
  306:    }
  307:    if ($env{$crsprefix.'default_enrollment_start_date'}) {
  308:       if ($checkdate<$env{$crsprefix.'default_enrollment_start_date'}) {
  309:          $result.='<br />'.&mt('Before course enrollment start!');
  310:       }
  311:    }
  312:    return $result;
  313: }
  314: ##################################################
  315: ##################################################
  316: #
  317: # Store a parameter by ID
  318: #
  319: # Takes
  320: # - resource id
  321: # - name of parameter
  322: # - level
  323: # - new value
  324: # - new type
  325: # - username
  326: # - userdomain
  327: 
  328: sub storeparm {
  329:     my ($sresid,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$cgroup)=@_;
  330:     &storeparm_by_symb(&symbcache($sresid),$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,'',$cgroup);
  331: }
  332: 
  333: #
  334: # Store a parameter by symb
  335: #
  336: # Takes
  337: # - symb
  338: # - name of parameter
  339: # - level
  340: # - new value
  341: # - new type
  342: # - username
  343: # - userdomain
  344: 
  345: my %recstack;
  346: sub storeparm_by_symb {
  347:     my ($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$recflag,$cgroup)=@_;
  348:     unless ($recflag) {
  349: # first time call
  350: 	%recstack=();
  351: 	$recflag=1;
  352:     }
  353: # store parameter
  354:     &storeparm_by_symb_inner
  355: 	($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$cgroup);
  356: # don't do anything if parameter was reset
  357:     unless ($nval) { return; }
  358:     my ($prefix,$parm)=($spnam=~/^(.*[\_\.])([^\_\.]+)$/);
  359: # remember that this was set
  360:     $recstack{$parm}=1;
  361: # what does this trigger?
  362:     foreach my $triggered (split(/\:/,&rulescache($parm.'_triggers'))) {
  363: # don't backfire
  364:        unless ((!$triggered) || ($recstack{$triggered})) {
  365: 	   my $action=&rulescache($triggered.'_action');
  366: 	   my ($whichaction,$whichparm)=($action=~/^(.*\_)([^\_]+)$/);
  367: # set triggered parameter on same level
  368: 	   my $newspnam=$prefix.$triggered;
  369: 	   my $newvalue='';
  370: 	   my $active=1;
  371: 	   if ($action=~/^when\_setting/) {
  372: # are there restrictions?
  373: 	       if (&rulescache($triggered.'_triggervalue')=~/\w/) {
  374: 		   $active=0;
  375: 		   foreach my $possiblevalue (split(/\s*\,\s*/,&rulescache($triggered.'_triggervalue'))) {
  376: 		       if (lc($possiblevalue) eq lc($nval)) { $active=1; }
  377: 		   }
  378: 	       }
  379: 	       $newvalue=&rulescache($triggered.'_value');
  380: 	   } else {
  381: 	       my $totalsecs=((&rulescache($triggered.'_days')*24+&rulescache($triggered.'_hours'))*60+&rulescache($triggered.'_min'))*60+&rulescache($triggered.'_sec');
  382: 	       if ($action=~/^later\_than/) {
  383: 		   $newvalue=$nval+$totalsecs;
  384: 	       } else {
  385: 		   $newvalue=$nval-$totalsecs;
  386: 	       }
  387: 	   }
  388: 	   if ($active) {
  389: 	       &storeparm_by_symb($symb,$newspnam,$snum,$newvalue,&rulescache($triggered.'_type'),
  390: 				   $uname,$udom,$csec,$recflag,$cgroup);
  391: 	   }
  392:        }
  393:     }
  394:     return '';
  395: }
  396: 
  397: sub storeparm_by_symb_inner {
  398: # ---------------------------------------------------------- Get symb, map, etc
  399:     my ($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$cgroup)=@_;
  400: # ---------------------------------------------------------- Construct prefixes
  401:     $spnam=~s/\_([^\_]+)$/\.$1/;
  402:     my $map=(&Apache::lonnet::decode_symb($symb))[0];    
  403:     my $symbparm=$symb.'.'.$spnam;
  404:     my $mapparm=$map.'___(all).'.$spnam;
  405: 
  406:     my $grplevel=$env{'request.course.id'}.'.['.$cgroup.'].'.$spnam;
  407:     my $grplevelr=$env{'request.course.id'}.'.['.$cgroup.'].'.$symbparm;
  408:     my $grplevelm=$env{'request.course.id'}.'.['.$cgroup.'].'.$mapparm;
  409: 
  410:     my $seclevel=$env{'request.course.id'}.'.['.$csec.'].'.$spnam;
  411:     my $seclevelr=$env{'request.course.id'}.'.['.$csec.'].'.$symbparm;
  412:     my $seclevelm=$env{'request.course.id'}.'.['.$csec.'].'.$mapparm;
  413:     
  414:     my $courselevel=$env{'request.course.id'}.'.'.$spnam;
  415:     my $courselevelr=$env{'request.course.id'}.'.'.$symbparm;
  416:     my $courselevelm=$env{'request.course.id'}.'.'.$mapparm;
  417:     
  418:     my $storeunder='';
  419:     if (($snum==14) || ($snum==3)) { $storeunder=$courselevel; }
  420:     if (($snum==13) || ($snum==2)) { $storeunder=$courselevelm; }
  421:     if (($snum==10) || ($snum==1)) { $storeunder=$courselevelr; }
  422:     if ($snum==9) { $storeunder=$seclevel; }
  423:     if ($snum==8) { $storeunder=$seclevelm; }
  424:     if ($snum==7) { $storeunder=$seclevelr; }
  425:     if ($snum==6) { $storeunder=$grplevel; }
  426:     if ($snum==5) { $storeunder=$grplevelm; }
  427:     if ($snum==4) { $storeunder=$grplevelr; }
  428: 
  429:     
  430:     my $delete;
  431:     if ($nval eq '') { $delete=1;}
  432:     my %storecontent = ($storeunder         => $nval,
  433: 			$storeunder.'.type' => $ntype);
  434:     my $reply='';
  435:     if ($snum>3) {
  436: # ---------------------------------------------------------------- Store Course
  437: #
  438: 	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
  439: 	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
  440: # Expire sheets
  441: 	&Apache::lonnet::expirespread('','','studentcalc');
  442: 	if (($snum==10) || ($snum==7) || ($snum==4)) {
  443: 	    &Apache::lonnet::expirespread('','','assesscalc',$symb);
  444: 	} elsif (($snum==11) || ($snum==8) || ($snum==5)) {
  445: 	    &Apache::lonnet::expirespread('','','assesscalc',$map);
  446: 	} else {
  447: 	    &Apache::lonnet::expirespread('','','assesscalc');
  448: 	}
  449: # Store parameter
  450: 	if ($delete) {
  451: 	    $reply=&Apache::lonnet::del
  452: 		('resourcedata',[keys(%storecontent)],$cdom,$cnum);
  453: 	} else {
  454: 	    $reply=&Apache::lonnet::cput
  455: 		('resourcedata',\%storecontent,$cdom,$cnum);
  456: 	}
  457: 	&Apache::lonnet::devalidatecourseresdata($cnum,$cdom);
  458:     } else {
  459: # ------------------------------------------------------------------ Store User
  460: #
  461: # Expire sheets
  462: 	&Apache::lonnet::expirespread($uname,$udom,'studentcalc');
  463: 	if ($snum==1) {
  464: 	    &Apache::lonnet::expirespread
  465: 		($uname,$udom,'assesscalc',$symb);
  466: 	} elsif ($snum==2) {
  467: 	    &Apache::lonnet::expirespread
  468: 		($uname,$udom,'assesscalc',$map);
  469: 	} else {
  470: 	    &Apache::lonnet::expirespread($uname,$udom,'assesscalc');
  471: 	}
  472: # Store parameter
  473: 	if ($delete) {
  474: 	    $reply=&Apache::lonnet::del
  475: 		('resourcedata',[keys(%storecontent)],$udom,$uname);
  476: 	} else {
  477: 	    $reply=&Apache::lonnet::cput
  478: 		('resourcedata',\%storecontent,$udom,$uname);
  479: 	}
  480: 	&Apache::lonnet::devalidateuserresdata($uname,$udom);
  481:     }
  482:     
  483:     if ($reply=~/^error\:(.*)/) {
  484: 	return "<font color=red>Write Error: $1</font>";
  485:     }
  486:     return '';
  487: }
  488: 
  489: ##################################################
  490: ##################################################
  491: 
  492: =pod
  493: 
  494: =item valout
  495: 
  496: Format a value for output.
  497: 
  498: Inputs:  $value, $type
  499: 
  500: Returns: $value, formatted for output.  If $type indicates it is a date,
  501: localtime($value) is returned.
  502: 
  503: =cut
  504: 
  505: ##################################################
  506: ##################################################
  507: sub valout {
  508:     my ($value,$type)=@_;
  509:     my $result = '';
  510:     # Values of zero are valid.
  511:     if (! $value && $value ne '0') {
  512: 	$result = '&nbsp;&nbsp;';
  513:     } else {
  514:         if ($type eq 'date_interval') {
  515:             my ($sec,$min,$hour,$mday,$mon,$year)=gmtime($value);
  516:             $year=$year-70;
  517:             $mday--;
  518:             if ($year) {
  519: 		$result.=$year.' yrs ';
  520:             }
  521:             if ($mon) {
  522: 		$result.=$mon.' mths ';
  523:             }
  524:             if ($mday) {
  525: 		$result.=$mday.' days ';
  526:             }
  527:             if ($hour) {
  528: 		$result.=$hour.' hrs ';
  529:             }
  530:             if ($min) {
  531: 		$result.=$min.' mins ';
  532:             }
  533:             if ($sec) {
  534: 		$result.=$sec.' secs ';
  535:             }
  536:             $result=~s/\s+$//;
  537:         } elsif (&isdateparm($type)) {
  538:             $result = localtime($value).&date_sanity_info($value);
  539:         } else {
  540:             $result = $value;
  541:         }
  542:     }
  543:     return $result;
  544: }
  545: 
  546: ##################################################
  547: ##################################################
  548: 
  549: =pod
  550: 
  551: =item plink
  552: 
  553: Produces a link anchor.
  554: 
  555: Inputs: $type,$dis,$value,$marker,$return,$call
  556: 
  557: Returns: scalar with html code for a link which will envoke the 
  558: javascript function 'pjump'.
  559: 
  560: =cut
  561: 
  562: ##################################################
  563: ##################################################
  564: sub plink {
  565:     my ($type,$dis,$value,$marker,$return,$call)=@_;
  566:     my $winvalue=$value;
  567:     unless ($winvalue) {
  568: 	if (&isdateparm($type)) {
  569:             $winvalue=$env{'form.recent_'.$type};
  570:         } else {
  571:             $winvalue=$env{'form.recent_'.(split(/\_/,$type))[0]};
  572:         }
  573:     }
  574:     my ($parmname)=((split(/\&/,$marker))[1]=~/\_([^\_]+)$/);
  575:     my ($hour,$min,$sec,$val)=&preset_defaults($parmname);
  576:     unless (defined($winvalue)) { $winvalue=$val; }
  577:     return '<table width="100%"><tr valign="top" align="right"><td><a name="'.$marker.'" /></td></tr><tr><td align="center">'.
  578: 	'<a href="javascript:pjump('."'".$type."','".$dis."','".$winvalue."','"
  579: 	    .$marker."','".$return."','".$call."','".$hour."','".$min."','".$sec."'".');">'.
  580: 		&valout($value,$type).'</a></td></tr></table>';
  581: }
  582: 
  583: sub page_js {
  584: 
  585:     my $selscript=&Apache::loncommon::studentbrowser_javascript();
  586:     my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
  587: 
  588:     return(<<ENDJS);
  589: <script type="text/javascript">
  590: 
  591:     function pclose() {
  592:         parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
  593:                  "height=350,width=350,scrollbars=no,menubar=no");
  594:         parmwin.close();
  595:     }
  596: 
  597:     $pjump_def
  598: 
  599:     function psub() {
  600:         pclose();
  601:         if (document.parmform.pres_marker.value!='') {
  602:             document.parmform.action+='#'+document.parmform.pres_marker.value;
  603:             var typedef=new Array();
  604:             typedef=document.parmform.pres_type.value.split('_');
  605:            if (document.parmform.pres_type.value!='') {
  606:             if (typedef[0]=='date') {
  607:                 eval('document.parmform.recent_'+
  608:                      document.parmform.pres_type.value+
  609: 		     '.value=document.parmform.pres_value.value;');
  610:             } else {
  611:                 eval('document.parmform.recent_'+typedef[0]+
  612: 		     '.value=document.parmform.pres_value.value;');
  613:             }
  614: 	   }
  615:             document.parmform.submit();
  616:         } else {
  617:             document.parmform.pres_value.value='';
  618:             document.parmform.pres_marker.value='';
  619:         }
  620:     }
  621: 
  622:     function openWindow(url, wdwName, w, h, toolbar,scrollbar) {
  623:         var options = "width=" + w + ",height=" + h + ",";
  624:         options += "resizable=yes,scrollbars="+scrollbar+",status=no,";
  625:         options += "menubar=no,toolbar="+toolbar+",location=no,directories=no";
  626:         var newWin = window.open(url, wdwName, options);
  627:         newWin.focus();
  628:     }
  629: </script>
  630: $selscript
  631: ENDJS
  632: 
  633: }
  634: sub startpage {
  635:     my ($r) = @_;
  636:     my $html = &Apache::lonxml::xmlbegin();
  637:     my $head = &Apache::loncommon::head('LON-CAPA Course Parameters',
  638: 					&page_js());
  639:     my $loaditems = 
  640: 	qq|onUnload="pclose()" onLoad="group_or_section('cgroup')"|;
  641: 
  642:     my $bodytag=&Apache::loncommon::bodytag('Set/Modify Course Parameters','',
  643:                                             $loaditems);
  644:     my $breadcrumbs = 
  645: 	&Apache::lonhtmlcommon::breadcrumbs(undef,
  646: 					    'Table Mode Parameter Setting');
  647:     $r->print(<<ENDHEAD);
  648: $html
  649: $head
  650: $bodytag
  651: $breadcrumbs
  652: <form method="post" action="/adm/parmset?action=settable" name="parmform">
  653: <input type="hidden" value='' name="pres_value" />
  654: <input type="hidden" value='' name="pres_type" />
  655: <input type="hidden" value='' name="pres_marker" />
  656: <input type="hidden" value='1' name="prevvisit" />
  657: ENDHEAD
  658: }
  659: 
  660: 
  661: sub print_row {
  662:     my ($r,$which,$part,$name,$symbp,$rid,$default,$defaulttype,$display,$defbgone,
  663: 	$defbgtwo,$defbgthree,$parmlev,$uname,$udom,$csec,$cgroup,$usersgroups)=@_;
  664:     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
  665:     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
  666:     my $courseopt=&Apache::lonnet::get_courseresdata($cnum,$cdom);
  667: # get the values for the parameter in cascading order
  668: # empty levels will remain empty
  669:     my ($result,@outpar)=&parmval($$part{$which}.'.'.$$name{$which},
  670: 	  $rid,$$default{$which},$uname,$udom,$csec,$cgroup,$courseopt);
  671: # get the type for the parameters
  672: # problem: these may not be set for all levels
  673:     my ($typeresult,@typeoutpar)=&parmval($$part{$which}.'.'.
  674:                                           $$name{$which}.'.type',$rid,
  675: 		 $$defaulttype{$which},$uname,$udom,$csec,$cgroup,$courseopt);
  676: # cascade down manually
  677:     my $cascadetype=$$defaulttype{$which};
  678:     for (my $i=14;$i>0;$i--) {
  679: 	 if ($typeoutpar[$i]) { 
  680:             $cascadetype=$typeoutpar[$i];
  681: 	} else {
  682:             $typeoutpar[$i]=$cascadetype;
  683:         }
  684:     }
  685:     my $parm=$$display{$which};
  686: 
  687:     if ($parmlev eq 'full') {
  688:         $r->print('<td bgcolor='.$defbgtwo.' align="center">'
  689:                   .$$part{$which}.'</td>');
  690:     } else {    
  691:         $parm=~s|\[.*\]\s||g;
  692:     }
  693:     my $automatic=&rulescache(($which=~/\_([^\_]+)$/)[0].'_triggers');
  694:     if ($automatic) {
  695: 	$parm.='<font color="red"><br />'.&mt('Automatically sets').' '.join(', ',split(/\:/,$automatic)).'</font>';
  696:     }
  697:     $r->print('<td bgcolor='.$defbgone.'>'.$parm.'</td>');
  698:    
  699:     my $thismarker=$which;
  700:     $thismarker=~s/^parameter\_//;
  701:     my $mprefix=$rid.'&'.$thismarker.'&';
  702:     my $effective_parm = &valout($outpar[$result],$typeoutpar[$result]);
  703:     my ($othergrp,$grp_parm,$controlgrp);
  704: 
  705:     if ($parmlev eq 'general') {
  706: 
  707:         if ($uname) {
  708:             &print_td($r,3,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  709:         } elsif ($cgroup) {
  710:             &print_td($r,6,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  711:         } elsif ($csec) {
  712:             &print_td($r,9,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display); 
  713:         } else {
  714:             &print_td($r,14,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display); 
  715:         }
  716:     } elsif ($parmlev eq 'map') {
  717: 
  718:         if ($uname) {
  719:             &print_td($r,2,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  720:         } elsif ($cgroup) {
  721:             &print_td($r,5,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  722:         } elsif ($csec) {
  723:             &print_td($r,8,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  724:         } else {
  725:             &print_td($r,13,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  726:         }
  727:     } else {
  728:         if ($uname) {
  729:             if (@{$usersgroups} > 1) {
  730:                 my ($coursereply,$grp_parm,$controlgrp);
  731:                 ($coursereply,$othergrp,$grp_parm,$controlgrp) =
  732:                     &print_usergroups($r,$$part{$which}.'.'.$$name{$which},
  733:                        $rid,$cgroup,$defbgone,$usersgroups,$result,$courseopt);
  734:                 if ($coursereply && $result > 3) {
  735:                     if (defined($controlgrp)) {
  736:                         if ($cgroup ne $controlgrp) {
  737:                             $effective_parm = $grp_parm;
  738:                             $result = 0;
  739:                         }
  740:                     }
  741:                 }
  742:             }
  743:         }
  744: 
  745:         &print_td($r,14,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  746: 
  747: 	&print_td($r,13,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  748: 	&print_td($r,12,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  749: 	&print_td($r,11,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  750: 	&print_td($r,10,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  751: 	
  752: 	if ($csec) {
  753: 	    &print_td($r,9,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  754: 	    &print_td($r,8,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  755: 	    &print_td($r,7,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  756: 	}
  757: 
  758:         if ($cgroup) {
  759:             &print_td($r,6,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  760:             &print_td($r,5,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  761:             &print_td($r,4,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  762:         }
  763:      
  764: 	if ($uname) {
  765:             if ($othergrp) {
  766:                 $r->print($othergrp);
  767:             }
  768: 	    &print_td($r,3,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  769: 	    &print_td($r,2,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  770: 	    &print_td($r,1,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  771: 	}
  772: 
  773:     } # end of $parmlev if/else
  774:     $r->print('<td bgcolor="#CCCCFF" align="center">'.$effective_parm.'</td>');
  775: 
  776:     if ($parmlev eq 'full') {
  777:         my $sessionval=&Apache::lonnet::EXT('resource.'.$$part{$which}.
  778:                                         '.'.$$name{$which},$$symbp{$rid});
  779:         my $sessionvaltype=$typeoutpar[$result];
  780:         if (!defined($sessionvaltype)) { $sessionvaltype=$$defaulttype{$which}; }
  781:         $r->print('<td bgcolor="#999999" align="center"><font color="#FFFFFF">'.
  782:                   &valout($sessionval,$sessionvaltype).'&nbsp;'.
  783:                   '</font></td>');
  784:     }
  785:     $r->print('</tr>');
  786:     $r->print("\n");
  787: }
  788: 
  789: sub print_td {
  790:     my ($r,$which,$defbg,$result,$outpar,$mprefix,$value,$typeoutpar,$display)=@_;
  791:     $r->print('<td bgcolor='.(($result==$which)?'"#AAFFAA"':$defbg).
  792:               ' align="center">');
  793:     if ($which<11 || $which > 12) {
  794: 	$r->print(&plink($$typeoutpar[$which],
  795: 			 $$display{$value},$$outpar[$which],
  796: 			 $mprefix."$which",'parmform.pres','psub'));
  797:     } else {
  798: 	$r->print(&valout($$outpar[$which],$$typeoutpar[$which]));
  799:     }
  800:     $r->print('</td>'."\n");
  801: }
  802: 
  803: sub print_usergroups {
  804:     my ($r,$what,$rid,$cgroup,$defbg,$usersgroups,$result,$courseopt) = @_;
  805:     my $courseid = $env{'request.course.id'};
  806:     my $output;
  807:     my $symb = &symbcache($rid);
  808:     my $symbparm=$symb.'.'.$what;
  809:     my $map=(&Apache::lonnet::decode_symb($symb))[0];
  810:     my $mapparm=$map.'___(all).'.$what;
  811:     my ($coursereply,$resultitem,$resultgroup,$resultlevel,$resulttype) =
  812:           &parm_control_group($courseid,$usersgroups,$symbparm,$mapparm,$what,
  813:                                                                    $courseopt);
  814:     my $bgcolor = $defbg;
  815:     my $grp_parm;
  816:     if (($coursereply) && ($cgroup ne $resultgroup)) { 
  817:         if ($result > 3) {
  818:             $bgcolor = '"#AAFFAA"';
  819:             $grp_parm = &valout($coursereply,$resulttype);
  820:         }
  821:         $grp_parm = &valout($coursereply,$resulttype);
  822:         $output = '<td bgcolor='.$bgcolor.' align="center">';
  823:         if ($resultgroup && $resultlevel) {
  824:             $output .= '<small><b>'.$resultgroup.'</b> ('.$resultlevel.'): </small>'.$grp_parm;
  825:         } else {
  826:             $output .= '&nbsp;';
  827:         }
  828:         $output .= '</td>';
  829:     } else {
  830:         $output .= '<td bgcolor='.$bgcolor.'>&nbsp;</td>';
  831:     }
  832:     return ($coursereply,$output,$grp_parm,$resultgroup);
  833: }
  834: 
  835: sub parm_control_group {
  836:     my ($courseid,$usersgroups,$symbparm,$mapparm,$what,$courseopt) = @_;
  837:     my ($coursereply,$resultitem,$resultgroup,$resultlevel,$resulttype);
  838:     my $grpfound = 0;
  839:     my @levels = ($symbparm,$mapparm,$what);
  840:     my @levelnames = ('resource','map/folder','general');
  841:     foreach my $group (@{$usersgroups}) {
  842:         if ($grpfound) { last; }
  843:         for (my $i=0; $i<@levels; $i++) {
  844:             my $item = $courseid.'.['.$group.'].'.$levels[$i];
  845:             if (defined($$courseopt{$item})) {
  846:                 $coursereply = $$courseopt{$item};
  847:                 $resultitem = $item;
  848:                 $resultgroup = $group;
  849:                 $resultlevel = $levelnames[$i];
  850:                 $resulttype = $$courseopt{$item.'.type'};
  851:                 $grpfound = 1;
  852:                 last;
  853:             }
  854:         }
  855:     }
  856:     return($coursereply,$resultitem,$resultgroup,$resultlevel,$resulttype);
  857: }
  858: 
  859: =pod
  860: 
  861: =item B<extractResourceInformation>: Given the course data hash, extractResourceInformation extracts lots of information about the course's resources into a variety of hashes.
  862: 
  863: Input: See list below:
  864: 
  865: =over 4
  866: 
  867: =item B<ids>: An array that will contain all of the ids in the course.
  868: 
  869: =item B<typep>: hash, id->type, where "type" contains the extension of the file, thus, I<problem exam quiz assess survey form>.
  870: 
  871: =item B<keyp>: hash, id->key list, will contain a comma separated list of the meta-data keys available for the given id
  872: 
  873: =item B<allparms>: hash, name of parameter->display value (what is the display value?)
  874: 
  875: =item B<allparts>: hash, part identification->text representation of part, where the text representation is "[Part $part]"
  876: 
  877: =item B<allkeys>: hash, full key to part->display value (what's display value?)
  878: 
  879: =item B<allmaps>: hash, ???
  880: 
  881: =item B<fcat>: ???
  882: 
  883: =item B<defp>: hash, ???
  884: 
  885: =item B<mapp>: ??
  886: 
  887: =item B<symbp>: hash, id->full sym?
  888: 
  889: =back
  890: 
  891: =cut
  892: 
  893: sub extractResourceInformation {
  894:     my $ids = shift;
  895:     my $typep = shift;
  896:     my $keyp = shift;
  897:     my $allparms = shift;
  898:     my $allparts = shift;
  899:     my $allmaps = shift;
  900:     my $mapp = shift;
  901:     my $symbp = shift;
  902:     my $maptitles=shift;
  903:     my $uris=shift;
  904:     my $keyorder=shift;
  905:     my $defkeytype=shift;
  906: 
  907:     my $keyordercnt=100;
  908: 
  909:     my $navmap = Apache::lonnavmaps::navmap->new();
  910:     my @allres=$navmap->retrieveResources(undef,undef,1,undef,1);
  911:     foreach my $resource (@allres) {
  912: 	my $id=$resource->id();
  913:         my ($mapid,$resid)=split(/\./,$id);
  914: 	if ($mapid eq '0') { next; }
  915: 	$$ids[$#$ids+1]=$id;
  916: 	my $srcf=$resource->src();
  917: 	$srcf=~/\.(\w+)$/;
  918: 	$$typep{$id}=$1;
  919: 	$$keyp{$id}='';
  920:         $$uris{$id}=$srcf;
  921: 	foreach (split(/\,/,&Apache::lonnet::metadata($srcf,'allpossiblekeys'))) {
  922: 	    if ($_=~/^parameter\_(.*)/) {
  923: 		my $key=$_;
  924: # Hidden parameters
  925: 		if (&Apache::lonnet::metadata($srcf,$key.'.hidden') eq 'parm') {
  926: 		    next;
  927: 		}
  928: 		my $display= &Apache::lonnet::metadata($srcf,$key.'.display');
  929: 		my $name=&Apache::lonnet::metadata($srcf,$key.'.name');
  930: 		my $part= &Apache::lonnet::metadata($srcf,$key.'.part');
  931: #
  932: # allparms is a hash of parameter names
  933: #
  934: 		my $parmdis = $display;
  935: 		$parmdis =~ s/\[Part.*$//g;
  936:                 $$allparms{$name}=$parmdis;
  937: 		$$defkeytype{$name}=&Apache::lonnet::metadata($srcf,$key.'.type');
  938: #
  939: # allparts is a hash of all parts
  940: #
  941: 		$$allparts{$part} = "Part: $part";
  942: #
  943: # Remember all keys going with this resource
  944: #
  945: 		if ($$keyp{$id}) {
  946: 		    $$keyp{$id}.=','.$key;
  947: 		} else {
  948: 		    $$keyp{$id}=$key;
  949: 		}
  950: #
  951: # Put in order
  952: # 
  953:                 unless ($$keyorder{$key}) {
  954:                     $$keyorder{$key}=$keyordercnt;
  955:                     $keyordercnt++;
  956: 		}
  957: 
  958: 	    }
  959: 	}
  960: 	$$mapp{$id}=
  961: 	    &Apache::lonnet::declutter($resource->enclosing_map_src());
  962: 	$$mapp{$mapid}=$$mapp{$id};
  963: 	$$allmaps{$mapid}=$$mapp{$id};
  964: 	if ($mapid eq '1') {
  965: 	    $$maptitles{$mapid}='Main Course Documents';
  966: 	} else {
  967: 	    $$maptitles{$mapid}=&Apache::lonnet::gettitle(&Apache::lonnet::clutter($$mapp{$id}));
  968: 	}
  969: 	$$maptitles{$$mapp{$id}}=$$maptitles{$mapid};
  970: 	$$symbp{$id}=&Apache::lonnet::encode_symb($$mapp{$id},$resid,$srcf);
  971: 	$$symbp{$mapid}=$$mapp{$id}.'___(all)';
  972:     }
  973: }
  974: 
  975: 
  976: ##################################################
  977: ##################################################
  978: 
  979: sub isdateparm {
  980:     my $type=shift;
  981:     return (($type=~/^date/) && (!($type eq 'date_interval')));
  982: }
  983: 
  984: sub parmmenu {
  985:     my ($r,$allparms,$pscat,$keyorder)=@_;
  986:     my $tempkey;
  987:     $r->print(<<ENDSCRIPT);
  988: <script type="text/javascript">
  989:     function checkall(value, checkName) {
  990: 	for (i=0; i<document.forms.parmform.elements.length; i++) {
  991:             ele = document.forms.parmform.elements[i];
  992:             if (ele.name == checkName) {
  993:                 document.forms.parmform.elements[i].checked=value;
  994:             }
  995:         }
  996:     }
  997: 
  998:     function checkthis(thisvalue, checkName) {
  999: 	for (i=0; i<document.forms.parmform.elements.length; i++) {
 1000:             ele = document.forms.parmform.elements[i];
 1001:             if (ele.name == checkName) {
 1002: 		if (ele.value == thisvalue) {
 1003: 		    document.forms.parmform.elements[i].checked=true;
 1004: 		}
 1005:             }
 1006:         }
 1007:     }
 1008: 
 1009:     function checkdates() {
 1010: 	checkthis('duedate','pscat');
 1011:  	checkthis('opendate','pscat');
 1012: 	checkthis('answerdate','pscat');
 1013:     }
 1014: 
 1015:     function checkdisset() {
 1016: 	checkthis('discussend','pscat');
 1017:  	checkthis('discusshide','pscat');
 1018:     }
 1019: 
 1020:     function checkcontdates() {
 1021: 	checkthis('contentopen','pscat');
 1022:  	checkthis('contentclose','pscat');
 1023:     }
 1024:  
 1025: 
 1026:     function checkvisi() {
 1027: 	checkthis('hiddenresource','pscat');
 1028:  	checkthis('encrypturl','pscat');
 1029: 	checkthis('problemstatus','pscat');
 1030: 	checkthis('contentopen','pscat');
 1031: 	checkthis('opendate','pscat');
 1032:     }
 1033: 
 1034:     function checkparts() {
 1035: 	checkthis('hiddenparts','pscat');
 1036: 	checkthis('display','pscat');
 1037: 	checkthis('ordered','pscat');
 1038:     }
 1039: 
 1040:     function checkstandard() {
 1041:         checkall(false,'pscat');
 1042: 	checkdates();
 1043: 	checkthis('weight','pscat');
 1044: 	checkthis('maxtries','pscat');
 1045:     }
 1046: 
 1047: </script>
 1048: ENDSCRIPT
 1049:     $r->print();
 1050:     $r->print("\n<table><tr>");
 1051:     my $cnt=0;
 1052:     foreach $tempkey (&keysindisplayorder($allparms,$keyorder)) {
 1053: 	$r->print("\n<td><font size='-1'><label><input type='checkbox' name='pscat' ");
 1054: 	$r->print('value="'.$tempkey.'"');
 1055: 	if ($$pscat[0] eq "all" || grep $_ eq $tempkey, @{$pscat}) {
 1056: 	    $r->print(' checked');
 1057: 	}
 1058: 	$r->print('>'.$$allparms{$tempkey}.'</label></font></td>');
 1059:  	$cnt++;
 1060:         if ($cnt==3) {
 1061: 	    $r->print("</tr>\n<tr>");
 1062: 	    $cnt=0;
 1063: 	}
 1064:     }
 1065:     $r->print('
 1066: </tr><tr><td>
 1067: <a href="javascript:checkall(true, \'pscat\')">Select&nbsp;All</a><br />
 1068: <a href="javascript:checkstandard()">Select&nbsp;Common&nbsp;Only</a>
 1069: </td><td>
 1070: <a href="javascript:checkdates()">Add&nbsp;Problem&nbsp;Dates</a>
 1071: <a href="javascript:checkcontdates()">Add&nbsp;Content&nbsp;Dates</a><br />
 1072: <a href="javascript:checkdisset()">Add&nbsp;Discussion&nbsp;Settings</a>
 1073: <a href="javascript:checkvisi()">Add&nbsp;Visibilities</a><br />
 1074: <a href="javascript:checkparts()">Add&nbsp;Part&nbsp;Parameters</a>
 1075: </td><td>
 1076: <a href="javascript:checkall(false, \'pscat\')">Unselect&nbsp;All</a>
 1077: </td>
 1078: ');
 1079:     $r->print('</tr></table>');
 1080: }
 1081: 
 1082: sub partmenu {
 1083:     my ($r,$allparts,$psprt)=@_;
 1084:     $r->print('<select multiple name="psprt" size="8">');
 1085:     $r->print('<option value="all"');
 1086:     $r->print(' selected') unless (@{$psprt});
 1087:     $r->print('>'.&mt('All Parts').'</option>');
 1088:     my %temphash=();
 1089:     foreach (@{$psprt}) { $temphash{$_}=1; }
 1090:     foreach my $tempkey (sort {
 1091: 	if ($a==$b) { return ($a cmp $b) } else { return ($a <=> $b); }
 1092:     } keys(%{$allparts})) {
 1093: 	unless ($tempkey =~ /\./) {
 1094: 	    $r->print('<option value="'.$tempkey.'"');
 1095: 	    if ($$psprt[0] eq "all" ||  $temphash{$tempkey}) {
 1096: 		$r->print(' selected');
 1097: 	    }
 1098: 	    $r->print('>'.$$allparts{$tempkey}.'</option>');
 1099: 	}
 1100:     }
 1101:     $r->print('</select>');
 1102: }
 1103: 
 1104: sub usermenu {
 1105:     my ($r,$uname,$id,$udom,$csec,$cgroup,$parmlev,$usersgroups)=@_;
 1106:     my $chooseopt=&Apache::loncommon::select_dom_form($udom,'udom').' '.
 1107:         &Apache::loncommon::selectstudent_link('parmform','uname','udom');
 1108:     my $selscript=&Apache::loncommon::studentbrowser_javascript();
 1109:     my %lt=&Apache::lonlocal::texthash(
 1110: 		    'se'    => "Section",
 1111:                     'gr'    => "Group",
 1112: 		    'fu'    => "For User",
 1113: 		    'oi'    => "or ID",
 1114: 		    'ad'    => "at Domain"
 1115: 				       );
 1116:     my %sectionhash=();
 1117:     my $sections='';
 1118:     my $numsec = &Apache::loncommon::get_sections(
 1119:                  $env{'course.'.$env{'request.course.id'}.'.domain'},
 1120:                  $env{'course.'.$env{'request.course.id'}.'.num'},
 1121: 					 \%sectionhash);
 1122:     my $groups;
 1123:     my %grouphash;
 1124:     my $numgrp = &Apache::loncommon::coursegroups(
 1125:                  \%grouphash,
 1126:                  $env{'course.'.$env{'request.course.id'}.'.domain'},
 1127:                  $env{'course.'.$env{'request.course.id'}.'.num'});
 1128:     if ($numsec > 0) {
 1129:         $sections=$lt{'se'}.': <select name="csec"';
 1130:         if ($numsec && $numgrp && $parmlev ne 'full') {
 1131:             $sections .= qq| onchange="group_or_section('csec')" |;
 1132:         }
 1133:         $sections .= '>';
 1134: 	foreach my $section ('',sort keys %sectionhash) {
 1135: 	    $sections.='<option value="'.$section.'" '.
 1136: 		($section eq $csec?'selected="selected"':'').'>'.$section.
 1137:                                                               '</option>';
 1138:         }
 1139:         $sections.='</select>';
 1140:     }
 1141:     if ($numsec && $numgrp && $parmlev ne 'full') {
 1142:         $sections .= '&nbsp;or&nbsp;';
 1143:         $sections .= qq|
 1144: <script type="text/javascript">
 1145: function group_or_section(caller) {
 1146:    if (caller == "cgroup") {
 1147:        if (document.parmform.cgroup.selectedIndex != 0) {
 1148:            document.parmform.csec.selectedIndex = 0;
 1149:        }
 1150:    } else {
 1151:        if (document.parmform.csec.selectedIndex != 0) {
 1152:            document.parmform.cgroup.selectedIndex = 0;
 1153:        }
 1154:    }
 1155: }
 1156: </script>
 1157: |;
 1158:     } else {
 1159:         $sections .= qq|
 1160: <script type="text/javascript">
 1161: function group_or_section(caller) {
 1162:     return;
 1163: }
 1164: </script>
 1165: |;
 1166:     } 
 1167:     if ($numgrp > 0) {
 1168:         $groups=$lt{'gr'}.': <select name="cgroup"';
 1169:         if ($numsec && $numgrp && $env{'form.action'} eq 'settable') {
 1170:             $groups .= qq| onchange="group_or_section('cgroup')" |;
 1171:         }
 1172:         $groups .= '>';
 1173:         foreach my $grp ('',sort keys %grouphash) {
 1174:             $groups.='<option value="'.$grp.'" ';
 1175:             if ($grp eq $cgroup) {
 1176:                 unless ((defined($uname)) && ($grp eq '')) {
 1177:                     $groups .=  'selected="selected" ';
 1178:                 }
 1179:             } elsif (!defined($cgroup)) {
 1180:                 if (@{$usersgroups} == 1) {
 1181:                     if ($grp eq $$usersgroups[0]) {
 1182:                         $groups .=  'selected="selected" ';
 1183:                     }
 1184:                 }
 1185:             }
 1186:             $groups .= '>'.$grp.'</option>';
 1187:         }
 1188:         $groups.='</select>';
 1189:     }
 1190:     $r->print(<<ENDMENU);
 1191: <b>
 1192: $sections
 1193: $groups
 1194: <br />
 1195: $lt{'fu'} 
 1196: <input type="text" value="$uname" size="12" name="uname" />
 1197: $lt{'oi'}
 1198: <input type="text" value="$id" size="12" name="id" /> 
 1199: $lt{'ad'}
 1200: $chooseopt
 1201: </b>
 1202: ENDMENU
 1203: }
 1204: 
 1205: sub displaymenu {
 1206:     my ($r,$allparms,$allparts,$pscat,$psprt,$keyorder)=@_;
 1207:     $r->print('<table border="1"><tr><th>'.&mt('Select Parameters to View').'</th><th>'.
 1208: 	     &mt('Select Parts to View').'</th></tr><tr><td>');  
 1209:     &parmmenu($r,$allparms,$pscat,$keyorder);
 1210:     $r->print('</td><td>');
 1211:     &partmenu($r,$allparts,$psprt);
 1212:     $r->print('</td></tr></table>');
 1213: }
 1214: 
 1215: sub mapmenu {
 1216:     my ($r,$allmaps,$pschp,$maptitles)=@_;
 1217:     $r->print('<b>'.&mt('Select Enclosing Map or Folder').'</b> ');
 1218:     $r->print('<select name="pschp">');
 1219:     $r->print('<option value="all">'.&mt('All Maps or Folders').'</option>');
 1220:     foreach (sort {$$allmaps{$a} cmp $$allmaps{$b}} keys %{$allmaps}) {
 1221: 	$r->print('<option value="'.$_.'"');
 1222: 	if (($pschp eq $_)) { $r->print(' selected'); }
 1223: 	$r->print('>'.$$maptitles{$_}.($$allmaps{$_}!~/^uploaded/?' ['.$$allmaps{$_}.']':'').'</option>');
 1224:     }
 1225:     $r->print("</select>");
 1226: }
 1227: 
 1228: sub levelmenu {
 1229:     my ($r,$alllevs,$parmlev)=@_;
 1230:     $r->print('<b>'.&mt('Select Parameter Level').
 1231: 	      &Apache::loncommon::help_open_topic('Course_Parameter_Levels').'</b> ');
 1232:     $r->print('<select name="parmlev">');
 1233:     foreach (reverse sort keys %{$alllevs}) {
 1234: 	$r->print('<option value="'.$$alllevs{$_}.'"');
 1235: 	if ($parmlev eq $$alllevs{$_}) {
 1236: 	    $r->print(' selected'); 
 1237: 	}
 1238: 	$r->print('>'.$_.'</option>');
 1239:     }
 1240:     $r->print("</select>");
 1241: }
 1242: 
 1243: 
 1244: sub sectionmenu {
 1245:     my ($r,$selectedsections)=@_;
 1246:     my %sectionhash=();
 1247:     my $sections='';
 1248:     my $numsec = &Apache::loncommon::get_sections(
 1249:                  $env{'course.'.$env{'request.course.id'}.'.domain'},
 1250:                  $env{'course.'.$env{'request.course.id'}.'.num'},
 1251: 					 \%sectionhash);
 1252:     if ($numsec) {
 1253: 	$r->print('<select name="Section" multiple="true" size="8" >');
 1254: 	foreach my $s ('all',sort keys %sectionhash) {
 1255: 	    $r->print('    <option value="'.$s.'"');
 1256: 	    foreach (@{$selectedsections}) {
 1257: 		if ($s eq $_) {
 1258: 		    $r->print(' selected');
 1259: 		    last;
 1260: 		}
 1261: 	    }
 1262: 	    $r->print('>'.$s."</option>\n");
 1263: 	}
 1264:         $r->print("</select>\n");
 1265:    }
 1266: }
 1267: 
 1268: sub groupmenu {
 1269:     my ($r,$selectedgroups)=@_;
 1270:     my %grouphash;
 1271:     my $numgrp = &Apache::loncommon::coursegroups(
 1272:                  \%grouphash,
 1273:                  $env{'course.'.$env{'request.course.id'}.'.domain'},
 1274:                  $env{'course.'.$env{'request.course.id'}.'.num'});
 1275:     if ($numgrp) {
 1276:         $r->print('<select name="Group" multiple="true" size="8" >');
 1277:         foreach my $group (sort(keys(%grouphash))) {
 1278:             $r->print('    <option value="'.$group.'"');
 1279:             foreach (@{$selectedgroups}) {
 1280:                 if ($group eq $_) {
 1281:                     $r->print(' selected');
 1282:                     last;
 1283:                 }
 1284:             }
 1285:             $r->print('>'.$group."</option>\n");
 1286:         }
 1287:         $r->print("</select>\n");
 1288:     }
 1289: }
 1290: 
 1291: 
 1292: sub keysplit {
 1293:     my $keyp=shift;
 1294:     return (split(/\,/,$keyp));
 1295: }
 1296: 
 1297: sub keysinorder {
 1298:     my ($name,$keyorder)=@_;
 1299:     return sort {
 1300: 	$$keyorder{$a} <=> $$keyorder{$b};
 1301:     } (keys %{$name});
 1302: }
 1303: 
 1304: sub keysinorder_bytype {
 1305:     my ($name,$keyorder)=@_;
 1306:     return sort {
 1307: 	my $ta=(split('_',$a))[-1];
 1308: 	my $tb=(split('_',$b))[-1];
 1309: 	if ($$keyorder{'parameter_0_'.$ta} == $$keyorder{'parameter_0_'.$tb}) {
 1310: 	    return ($a cmp $b);
 1311: 	}
 1312: 	$$keyorder{'parameter_0_'.$ta} <=> $$keyorder{'parameter_0_'.$tb};
 1313:     } (keys %{$name});
 1314: }
 1315: 
 1316: sub keysindisplayorder {
 1317:     my ($name,$keyorder)=@_;
 1318:     return sort {
 1319: 	$$keyorder{'parameter_0_'.$a} <=> $$keyorder{'parameter_0_'.$b};
 1320:     } (keys %{$name});
 1321: }
 1322: 
 1323: sub sortmenu {
 1324:     my ($r,$sortorder)=@_;
 1325:     $r->print('<br /><label><input type="radio" name="sortorder" value="realmstudent"');
 1326:     if ($sortorder eq 'realmstudent') {
 1327:        $r->print(' checked="on"');
 1328:     }
 1329:     $r->print(' />'.&mt('Sort by realm first, then student (group/section)'));
 1330:     $r->print('</label><br /><label><input type="radio" name="sortorder" value="studentrealm"');
 1331:     if ($sortorder eq 'studentrealm') {
 1332:        $r->print(' checked="on"');
 1333:     }
 1334:     $r->print(' />'.&mt('Sort by student (group/section) first, then realm').
 1335: 	      '</label>');
 1336: }
 1337: 
 1338: sub standardkeyorder {
 1339:     return ('parameter_0_opendate' => 1,
 1340: 	    'parameter_0_duedate' => 2,
 1341: 	    'parameter_0_answerdate' => 3,
 1342: 	    'parameter_0_interval' => 4,
 1343: 	    'parameter_0_weight' => 5,
 1344: 	    'parameter_0_maxtries' => 6,
 1345: 	    'parameter_0_hinttries' => 7,
 1346: 	    'parameter_0_contentopen' => 8,
 1347: 	    'parameter_0_contentclose' => 9,
 1348: 	    'parameter_0_type' => 10,
 1349: 	    'parameter_0_problemstatus' => 11,
 1350: 	    'parameter_0_hiddenresource' => 12,
 1351: 	    'parameter_0_hiddenparts' => 13,
 1352: 	    'parameter_0_display' => 14,
 1353: 	    'parameter_0_ordered' => 15,
 1354: 	    'parameter_0_tol' => 16,
 1355: 	    'parameter_0_sig' => 17,
 1356: 	    'parameter_0_turnoffunit' => 18,
 1357:             'parameter_0_discussend' => 19,
 1358:             'parameter_0_discusshide' => 20);
 1359: }
 1360: 
 1361: ##################################################
 1362: ##################################################
 1363: 
 1364: =pod
 1365: 
 1366: =item assessparms
 1367: 
 1368: Show assessment data and parameters.  This is a large routine that should
 1369: be simplified and shortened... someday.
 1370: 
 1371: Inputs: $r
 1372: 
 1373: Returns: nothing
 1374: 
 1375: Variables used (guessed by Jeremy):
 1376: 
 1377: =over 4
 1378: 
 1379: =item B<pscat>: ParameterS CATegories? ends up a list of the types of parameters that exist, e.g., tol, weight, acc, opendate, duedate, answerdate, sig, maxtries, type.
 1380: 
 1381: =item B<psprt>: ParameterS PaRTs? a list of the parts of a problem that we are displaying? Used to display only selected parts?
 1382: 
 1383: =item B<allmaps>:
 1384: 
 1385: =back
 1386: 
 1387: =cut
 1388: 
 1389: ##################################################
 1390: ##################################################
 1391: sub assessparms {
 1392: 
 1393:     my $r=shift;
 1394: 
 1395:     my @ids=();
 1396:     my %symbp=();
 1397:     my %mapp=();
 1398:     my %typep=();
 1399:     my %keyp=();
 1400:     my %uris=();
 1401:     my %maptitles=();
 1402: 
 1403: # -------------------------------------------------------- Variable declaration
 1404: 
 1405:     my %allmaps=();
 1406:     my %alllevs=();
 1407: 
 1408:     my $uname;
 1409:     my $udom;
 1410:     my $uhome;
 1411:     my $csec;
 1412:     my $cgroup;
 1413:     my $grouplist;
 1414:     my @usersgroups = ();
 1415:  
 1416:     my $coursename=$env{'course.'.$env{'request.course.id'}.'.description'};
 1417: 
 1418:     $alllevs{'Resource Level'}='full';
 1419:     $alllevs{'Map/Folder Level'}='map';
 1420:     $alllevs{'Course Level'}='general';
 1421: 
 1422:     my %allparms;
 1423:     my %allparts;
 1424: #
 1425: # Order in which these parameters will be displayed
 1426: #
 1427:     my %keyorder=&standardkeyorder();
 1428: 
 1429:     @ids=();
 1430:     %symbp=();
 1431:     %typep=();
 1432: 
 1433:     my $message='';
 1434: 
 1435:     $csec=$env{'form.csec'};
 1436:     $cgroup=$env{'form.cgroup'};
 1437: 
 1438:     if      ($udom=$env{'form.udom'}) {
 1439:     } elsif ($udom=$env{'request.role.domain'}) {
 1440:     } elsif ($udom=$env{'user.domain'}) {
 1441:     } else {
 1442: 	$udom=$r->dir_config('lonDefDomain');
 1443:     }
 1444: 
 1445:     my @pscat=&Apache::loncommon::get_env_multiple('form.pscat');
 1446:     my $pschp=$env{'form.pschp'};
 1447:     my @psprt=&Apache::loncommon::get_env_multiple('form.psprt');
 1448:     if (!@psprt) { $psprt[0]='0'; }
 1449: 
 1450:     my $pssymb='';
 1451:     my $parmlev='';
 1452:  
 1453:     unless ($env{'form.parmlev'}) {
 1454:         $parmlev = 'map';
 1455:     } else {
 1456:         $parmlev = $env{'form.parmlev'};
 1457:     }
 1458: 
 1459: # ----------------------------------------------- Was this started from grades?
 1460: 
 1461:     if (($env{'form.command'} eq 'set') && ($env{'form.url'})
 1462: 	&& (!$env{'form.dis'})) {
 1463: 	my $url=$env{'form.url'};
 1464: 	$url=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
 1465: 	$pssymb=&Apache::lonnet::symbread($url);
 1466: 	if (!@pscat) { @pscat=('all'); }
 1467: 	$pschp='';
 1468:         $parmlev = 'full';
 1469:     } elsif ($env{'form.symb'}) {
 1470: 	$pssymb=$env{'form.symb'};
 1471: 	if (!@pscat) { @pscat=('all'); }
 1472: 	$pschp='';
 1473:         $parmlev = 'full';
 1474:     } else {
 1475: 	$env{'form.url'}='';
 1476:     }
 1477: 
 1478:     my $id=$env{'form.id'};
 1479:     if (($id) && ($udom)) {
 1480: 	$uname=(&Apache::lonnet::idget($udom,$id))[1];
 1481: 	if ($uname) {
 1482: 	    $id='';
 1483: 	} else {
 1484: 	    $message=
 1485: 		"<font color=red>".&mt("Unknown ID")." '$id' ".
 1486: 		&mt('at domain')." '$udom'</font>";
 1487: 	}
 1488:     } else {
 1489: 	$uname=$env{'form.uname'};
 1490:     }
 1491:     unless ($udom) { $uname=''; }
 1492:     $uhome='';
 1493:     if ($uname) {
 1494: 	$uhome=&Apache::lonnet::homeserver($uname,$udom);
 1495:         if ($uhome eq 'no_host') {
 1496: 	    $message=
 1497: 		"<font color=red>".&mt("Unknown user")." '$uname' ".
 1498: 		&mt("at domain")." '$udom'</font>";
 1499: 	    $uname='';
 1500:         } else {
 1501: 	    $csec=&Apache::lonnet::getsection($udom,$uname,
 1502: 					      $env{'request.course.id'});
 1503:             
 1504: 	    if ($csec eq '-1') {
 1505: 		$message="<font color=red>".
 1506: 		    &mt("User")." '$uname' ".&mt("at domain")." '$udom' ".
 1507: 		    &mt("not in this course")."</font>";
 1508: 		$uname='';
 1509: 		$csec=$env{'form.csec'};
 1510:                 $cgroup=$env{'form.cgroup'};
 1511: 	    } else {
 1512: 		my %name=&Apache::lonnet::userenvironment($udom,$uname,
 1513: 		      ('firstname','middlename','lastname','generation','id'));
 1514: 		$message="\n<p>\n".&mt("Full Name").": ".
 1515: 		    $name{'firstname'}.' '.$name{'middlename'}.' '
 1516: 			.$name{'lastname'}.' '.$name{'generation'}.
 1517: 			    "<br>\n".&mt('ID').": ".$name{'id'}.'<p>';
 1518: 	    }
 1519:             $grouplist = &Apache::lonnet::get_users_groups(
 1520:                                        $udom,$uname,$env{'request.course.id'});
 1521:             if ($grouplist) {
 1522:                 @usersgroups = &Apache::lonnet::sort_course_groups($grouplist,
 1523:                                                     $env{'request.course.id'});
 1524:                 unless (grep/^\Q$cgroup\E$/,@usersgroups) {
 1525:                     $cgroup = $usersgroups[0];
 1526:                 } 
 1527:             } else {
 1528:                 $cgroup = '';
 1529:             }
 1530:         }
 1531:     }
 1532: 
 1533:     unless ($csec) { $csec=''; }
 1534:     unless ($cgroup) { $cgroup=''; }
 1535: 
 1536: # --------------------------------------------------------- Get all assessments
 1537:     &extractResourceInformation(\@ids, \%typep,\%keyp, \%allparms, \%allparts, \%allmaps, 
 1538: 				\%mapp, \%symbp,\%maptitles,\%uris,
 1539: 				\%keyorder);
 1540: 
 1541:     $mapp{'0.0'} = '';
 1542:     $symbp{'0.0'} = '';
 1543: 
 1544: # ---------------------------------------------------------- Anything to store?
 1545:     if ($env{'form.pres_marker'}) {
 1546:         my @markers=split(/\&\&\&/,$env{'form.pres_marker'});
 1547:         my @values=split(/\&\&\&/,$env{'form.pres_value'});
 1548:         my @types=split(/\&\&\&/,$env{'form.pres_type'});
 1549: 	for (my $i=0;$i<=$#markers;$i++) {
 1550: 	    $message.=&storeparm(split(/\&/,$markers[$i]),
 1551: 				 $values[$i],
 1552: 				 $types[$i],
 1553: 				 $uname,$udom,$csec,$cgroup);
 1554: 	}
 1555: # ---------------------------------------------------------------- Done storing
 1556: 	$message.='<h3>'.&mt('Changes can take up to 10 minutes before being active for all students.').&Apache::loncommon::help_open_topic('Caching').'</h3>';
 1557:     }
 1558: #----------------------------------------------- if all selected, fill in array
 1559:     if ($pscat[0] eq "all") {@pscat = (keys %allparms);}
 1560:     if (!@pscat) { @pscat=('duedate','opendate','answerdate','weight','maxtries') }; 
 1561:     if ($psprt[0] eq "all" || !@psprt) {@psprt = (keys %allparts);}
 1562: # ------------------------------------------------------------------ Start page
 1563: 
 1564:     &startpage($r);
 1565: 
 1566:     foreach ('tolerance','date_default','date_start','date_end',
 1567: 	     'date_interval','int','float','string') {
 1568: 	$r->print('<input type="hidden" value="'.
 1569: 		  $env{'form.recent_'.$_}.'" name="recent_'.$_.'">');
 1570:     }
 1571:                         
 1572:     if (!$pssymb) {
 1573:         $r->print('<table border="1"><tr><td>');
 1574:         &levelmenu($r,\%alllevs,$parmlev);
 1575: 	if ($parmlev ne 'general') {
 1576:             $r->print('<td>');
 1577: 	    &mapmenu($r,\%allmaps,$pschp,\%maptitles);
 1578: 	    $r->print('</td>');
 1579: 	}
 1580:         $r->print('</td></tr></table>');
 1581: 	&displaymenu($r,\%allparms,\%allparts,\@pscat,\@psprt,\%keyorder);
 1582:     } else {
 1583:         my ($map,$id,$resource)=&Apache::lonnet::decode_symb($pssymb);
 1584:         $r->print(&mt('Specific Resource').": ".$resource.
 1585:                   '<input type="hidden" value="'.$pssymb.'" name="symb">'.
 1586: 		  '<br /><label><b>'.&mt('Show all parts').': <input type="checkbox" name="psprt" value="all"'.
 1587: 		  ($env{'form.psprt'}?' checked="checked"':'').' /></b></label><br />');
 1588:     }
 1589:     &usermenu($r,$uname,$id,$udom,$csec,$cgroup,$parmlev,\@usersgroups);    
 1590: 
 1591:     $r->print('<p>'.$message.'</p>');
 1592: 
 1593:     $r->print('<br /><input type="submit" name="dis" value="'.&mt("Update Parameter Display").'" />');
 1594: 
 1595:     my @temp_pscat;
 1596:     map {
 1597:         my $cat = $_;
 1598:         push(@temp_pscat, map { $_.'.'.$cat } @psprt);
 1599:     } @pscat;
 1600: 
 1601:     @pscat = @temp_pscat;
 1602: 
 1603:     if (($env{'form.prevvisit'}) || ($pschp) || ($pssymb)) {
 1604: # ----------------------------------------------------------------- Start Table
 1605:         my @catmarker=map { tr|.|_|; 'parameter_'.$_; } @pscat;
 1606:         my $csuname=$env{'user.name'};
 1607:         my $csudom=$env{'user.domain'};
 1608: 
 1609:         if ($parmlev eq 'full') {
 1610:            my $coursespan=$csec?8:5;
 1611:            my $userspan=3;
 1612:            if ($cgroup ne '') {
 1613:               $coursespan += 3;
 1614:            } 
 1615:       
 1616:            $r->print('<p><table border=2>');
 1617:            $r->print('<tr><td colspan=5></td>');
 1618:            $r->print('<th colspan='.($coursespan).'>'.&mt('Any User').'</th>');
 1619:            if ($uname) {
 1620:                if (@usersgroups > 1) {
 1621:                    $userspan ++;
 1622:                }
 1623:                $r->print('<th colspan="'.$userspan.'" rowspan="2">');
 1624:                $r->print(&mt("User")." $uname ".&mt('at Domain')." $udom</th>");
 1625:            }
 1626: 	   my %lt=&Apache::lonlocal::texthash(
 1627: 				  'pie'    => "Parameter in Effect",
 1628: 				  'csv'    => "Current Session Value",
 1629:                                   'at'     => 'at',
 1630:                                   'rl'     => "Resource Level",
 1631: 				  'ic'     => 'in Course',
 1632: 				  'aut'    => "Assessment URL and Title",
 1633: 				  'type'   => 'Type',
 1634: 				  'emof'   => "Enclosing Map or Folder",
 1635: 				  'part'   => 'Part',
 1636:                                   'pn'     => 'Parameter Name',
 1637: 				  'def'    => 'default',
 1638: 				  'femof'  => 'from Enclosing Map or Folder',
 1639: 				  'gen'    => 'general',
 1640: 				  'foremf' => 'for Enclosing Map or Folder',
 1641: 				  'fr'     => 'for Resource'
 1642: 					      );
 1643:            $r->print(<<ENDTABLETWO);
 1644: <th rowspan=3>$lt{'pie'}</th>
 1645: <th rowspan=3>$lt{'csv'}<br>($csuname $lt{'at'} $csudom)</th>
 1646: </tr><tr><td colspan=5></td><th colspan=2>$lt{'ic'}</th><th colspan=2>$lt{'rl'}</th>
 1647: <th colspan=1>$lt{'ic'}</th>
 1648: 
 1649: ENDTABLETWO
 1650:            if ($csec) {
 1651:                 $r->print("<th colspan=3>".
 1652: 			  &mt("in Section")." $csec</th>");
 1653:            }
 1654:            if ($cgroup) {
 1655:                 $r->print("<th colspan=3>".
 1656:                           &mt("in Group")." $cgroup</th>");
 1657:            }
 1658:            $r->print(<<ENDTABLEHEADFOUR);
 1659: </tr><tr><th>$lt{'aut'}</th><th>$lt{'type'}</th>
 1660: <th>$lt{'emof'}</th><th>$lt{'part'}</th><th>$lt{'pn'}</th>
 1661: <th>$lt{'gen'}</th><th>$lt{'foremf'}</th>
 1662: <th>$lt{'def'}</th><th>$lt{'femof'}</th><th>$lt{'fr'}</th>
 1663: ENDTABLEHEADFOUR
 1664: 
 1665:            if ($csec) {
 1666:                $r->print('<th>'.&mt('general').'</th><th>'.&mt('for Enclosing Map or Folder').'</th><th>'.&mt('for Resource').'</th>');
 1667:            }
 1668: 
 1669:            if ($cgroup) {
 1670:                $r->print('<th>'.&mt('general').'</th><th>'.&mt('for Enclosing Map or Folder').'</th><th>'.&mt('for Resource').'</th>');
 1671:            }
 1672: 
 1673:            if ($uname) {
 1674:                if (@usersgroups > 1) {
 1675:                    $r->print('<th>'.&mt('Control by other group?').'</th>');
 1676:                }
 1677:                $r->print('<th>'.&mt('general').'</th><th>'.&mt('for Enclosing Map or Folder').'</th><th>'.&mt('for Resource').'</th>');
 1678:            }
 1679: 
 1680:            $r->print('</tr>');
 1681: 
 1682:            my $defbgone='';
 1683:            my $defbgtwo='';
 1684:            my $defbgthree = '';
 1685: 
 1686:            foreach (@ids) {
 1687: 
 1688:                 my $rid=$_;
 1689:                 my ($inmapid)=($rid=~/\.(\d+)$/);
 1690: 
 1691:                 if ((!$pssymb && 
 1692: 		     (($pschp eq 'all') || ($allmaps{$pschp} eq $mapp{$rid})))
 1693: 		    ||
 1694: 		    ($pssymb && $pssymb eq $symbp{$rid})) {
 1695: # ------------------------------------------------------ Entry for one resource
 1696:                     if ($defbgone eq '"#E0E099"') {
 1697:                         $defbgone='"#E0E0DD"';
 1698:                     } else {
 1699:                         $defbgone='"#E0E099"';
 1700:                     }
 1701:                     if ($defbgtwo eq '"#FFFF99"') {
 1702:                         $defbgtwo='"#FFFFDD"';
 1703:                     } else {
 1704:                         $defbgtwo='"#FFFF99"';
 1705:                     }
 1706:                     if ($defbgthree eq '"#FFBB99"') {
 1707:                         $defbgthree='"#FFBBDD"';
 1708:                     } else {
 1709:                         $defbgthree='"#FFBB99"';
 1710:                     }
 1711: 
 1712:                     my $thistitle='';
 1713:                     my %name=   ();
 1714:                     undef %name;
 1715:                     my %part=   ();
 1716:                     my %display=();
 1717:                     my %type=   ();
 1718:                     my %default=();
 1719:                     my $uri=&Apache::lonnet::declutter($uris{$rid});
 1720: 
 1721:                     foreach (&keysplit($keyp{$rid})) {
 1722:                         my $tempkeyp = $_;
 1723:                         if (grep $_ eq $tempkeyp, @catmarker) {
 1724:                           $part{$_}=&Apache::lonnet::metadata($uri,$_.'.part');
 1725:                           $name{$_}=&Apache::lonnet::metadata($uri,$_.'.name');
 1726:                           $display{$_}=&Apache::lonnet::metadata($uri,$_.'.display');
 1727:                           unless ($display{$_}) { $display{$_}=''; }
 1728:                           $display{$_}.=' ('.$name{$_}.')';
 1729:                           $default{$_}=&Apache::lonnet::metadata($uri,$_);
 1730:                           $type{$_}=&Apache::lonnet::metadata($uri,$_.'.type');
 1731:                           $thistitle=&Apache::lonnet::metadata($uri,$_.'.title');
 1732:                         }
 1733:                     }
 1734:                     my $totalparms=scalar keys %name;
 1735:                     if ($totalparms>0) {
 1736:                         my $firstrow=1;
 1737: 			my $title=&Apache::lonnet::gettitle($symbp{$rid});
 1738:                         $r->print('<tr><td bgcolor='.$defbgone.
 1739:                              ' rowspan='.$totalparms.
 1740:                              '><tt><font size=-1>'.
 1741:                              join(' / ',split(/\//,$uri)).
 1742:                              '</font></tt><p><b>'.
 1743:                              "<a href=\"javascript:openWindow('".
 1744: 				  &Apache::lonnet::clutter($uri).'?symb='.
 1745: 				  &Apache::lonnet::escape($symbp{$rid}).
 1746:                              "', 'metadatafile', '450', '500', 'no', 'yes')\";".
 1747:                              " TARGET=_self>$title");
 1748: 
 1749:                         if ($thistitle) {
 1750:                             $r->print(' ('.$thistitle.')');
 1751:                         }
 1752:                         $r->print('</a></b></td>');
 1753:                         $r->print('<td bgcolor='.$defbgtwo.
 1754:                                       ' rowspan='.$totalparms.'>'.$typep{$rid}.
 1755:                                       '</td>');
 1756: 
 1757:                         $r->print('<td bgcolor='.$defbgone.
 1758:                                       ' rowspan='.$totalparms.
 1759:                                       '>'.$maptitles{$mapp{$rid}}.'</td>');
 1760: 
 1761:                         foreach (&keysinorder_bytype(\%name,\%keyorder)) {
 1762:                             unless ($firstrow) {
 1763:                                 $r->print('<tr>');
 1764:                             } else {
 1765:                                 undef $firstrow;
 1766:                             }
 1767:                             &print_row($r,$_,\%part,\%name,\%symbp,$rid,\%default,
 1768:                                        \%type,\%display,$defbgone,$defbgtwo,
 1769:                                        $defbgthree,$parmlev,$uname,$udom,$csec,
 1770:                                                             $cgroup,\@usersgroups);
 1771:                         }
 1772:                     }
 1773:                 }
 1774:             } # end foreach ids
 1775: # -------------------------------------------------- End entry for one resource
 1776:             $r->print('</table>');
 1777:         } # end of  full
 1778: #--------------------------------------------------- Entry for parm level map
 1779:         if ($parmlev eq 'map') {
 1780:             my $defbgone = '"E0E099"';
 1781:             my $defbgtwo = '"FFFF99"';
 1782:             my $defbgthree = '"FFBB99"';
 1783: 
 1784:             my %maplist;
 1785: 
 1786:             if ($pschp eq 'all') {
 1787:                 %maplist = %allmaps; 
 1788:             } else {
 1789:                 %maplist = ($pschp => $mapp{$pschp});
 1790:             }
 1791: 
 1792: #-------------------------------------------- for each map, gather information
 1793:             my $mapid;
 1794: 	    foreach $mapid (sort {$maplist{$a} cmp $maplist{$b}} keys %maplist) {
 1795:                 my $maptitle = $maplist{$mapid};
 1796: 
 1797: #-----------------------  loop through ids and get all parameter types for map
 1798: #-----------------------------------------          and associated information
 1799:                 my %name = ();
 1800:                 my %part = ();
 1801:                 my %display = ();
 1802:                 my %type = ();
 1803:                 my %default = ();
 1804:                 my $map = 0;
 1805: 
 1806: #		$r->print("Catmarker: @catmarker<br />\n");
 1807:                
 1808:                 foreach (@ids) {
 1809:                   ($map)=(/([\d]*?)\./);
 1810:                   my $rid = $_;
 1811:         
 1812: #                  $r->print("$mapid:$map:   $rid <br /> \n");
 1813: 
 1814:                   if ($map eq $mapid) {
 1815:                     my $uri=&Apache::lonnet::declutter($uris{$rid});
 1816: #                    $r->print("Keys: $keyp{$rid} <br />\n");
 1817: 
 1818: #--------------------------------------------------------------------
 1819: # @catmarker contains list of all possible parameters including part #s
 1820: # $fullkeyp contains the full part/id # for the extraction of proper parameters
 1821: # $tempkeyp contains part 0 only (no ids - ie, subparts)
 1822: # When storing information, store as part 0
 1823: # When requesting information, request from full part
 1824: #-------------------------------------------------------------------
 1825:                     foreach (&keysplit($keyp{$rid})) {
 1826:                       my $tempkeyp = $_;
 1827:                       my $fullkeyp = $tempkeyp;
 1828:                       $tempkeyp =~ s/_\w+_/_0_/;
 1829:                       
 1830:                       if ((grep $_ eq $fullkeyp, @catmarker) &&(!$name{$tempkeyp})) {
 1831:                         $part{$tempkeyp}="0";
 1832:                         $name{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp.'.name');
 1833:                         $display{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp.'.display');
 1834:                         unless ($display{$tempkeyp}) { $display{$tempkeyp}=''; }
 1835:                         $display{$tempkeyp}.=' ('.$name{$tempkeyp}.')';
 1836:                         $display{$tempkeyp} =~ s/_\w+_/_0_/;
 1837:                         $default{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp);
 1838:                         $type{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp.'.type');
 1839:                       }
 1840:                     } # end loop through keys
 1841:                   }
 1842:                 } # end loop through ids
 1843:                                  
 1844: #---------------------------------------------------- print header information
 1845:                 my $foldermap=&mt($maptitle=~/^uploaded/?'Folder':'Map');
 1846:                 my $showtitle=$maptitles{$maptitle}.($maptitle!~/^uploaded/?' ['.$maptitle.']':'');
 1847:                 $r->print(<<ENDMAPONE);
 1848: <center><h4>
 1849: Set Defaults for All Resources in $foldermap<br />
 1850: <font color="red"><i>$showtitle</i></font><br />
 1851: Specifically for
 1852: ENDMAPONE
 1853:                 if ($uname) {
 1854: 		    my $person=&Apache::loncommon::plainname($uname,$udom);
 1855:                     $r->print(&mt("User")." <font color=\"red\"><i>$uname \($person\) </i></font> ".
 1856:                         &mt('in')." \n");
 1857:                 } else {
 1858:                     $r->print("<font color=\"red\"><i>".&mt('all').'</i></font> '.&mt('users in')." \n");
 1859:                 }
 1860:                 if ($cgroup) {
 1861:                     $r->print(&mt("Group")." <font color=\"red\"><i>$cgroup".
 1862:                               "</i></font> ".&mt('of')." \n");
 1863:                     $csec = '';
 1864:                 } elsif ($csec) {
 1865:                     $r->print(&mt("Section")." <font color=\"red\"><i>$csec".
 1866:                               "</i></font> ".&mt('of')." \n");
 1867:                 }
 1868:                 $r->print("<font color=\"red\"><i>$coursename</i></font><br />");
 1869:                 $r->print("</h4>\n");
 1870: #---------------------------------------------------------------- print table
 1871:                 $r->print('<p><table border="2">');
 1872:                 $r->print('<tr><th>'.&mt('Parameter Name').'</th>');
 1873:                 $r->print('<th>'.&mt('Default Value').'</th>');
 1874:                 $r->print('<th>'.&mt('Parameter in Effect').'</th></tr>');
 1875: 
 1876: 	        foreach (&keysinorder(\%name,\%keyorder)) {
 1877:                     $r->print('<tr>');
 1878:                     &print_row($r,$_,\%part,\%name,\%symbp,$mapid,\%default,
 1879:                            \%type,\%display,$defbgone,$defbgtwo,$defbgthree,
 1880:                            $parmlev,$uname,$udom,$csec,$cgroup);
 1881:                 }
 1882:                 $r->print("</table></center>");
 1883:             } # end each map
 1884:         } # end of $parmlev eq map
 1885: #--------------------------------- Entry for parm level general (Course level)
 1886:         if ($parmlev eq 'general') {
 1887:             my $defbgone = '"E0E099"';
 1888:             my $defbgtwo = '"FFFF99"';
 1889:             my $defbgthree = '"FFBB99"';
 1890: 
 1891: #-------------------------------------------- for each map, gather information
 1892:             my $mapid="0.0";
 1893: #-----------------------  loop through ids and get all parameter types for map
 1894: #-----------------------------------------          and associated information
 1895:             my %name = ();
 1896:             my %part = ();
 1897:             my %display = ();
 1898:             my %type = ();
 1899:             my %default = ();
 1900:                
 1901:             foreach (@ids) {
 1902:                 my $rid = $_;
 1903:         
 1904:                 my $uri=&Apache::lonnet::declutter($uris{$rid});
 1905: 
 1906: #--------------------------------------------------------------------
 1907: # @catmarker contains list of all possible parameters including part #s
 1908: # $fullkeyp contains the full part/id # for the extraction of proper parameters
 1909: # $tempkeyp contains part 0 only (no ids - ie, subparts)
 1910: # When storing information, store as part 0
 1911: # When requesting information, request from full part
 1912: #-------------------------------------------------------------------
 1913:                 foreach (&keysplit($keyp{$rid})) {
 1914:                   my $tempkeyp = $_;
 1915:                   my $fullkeyp = $tempkeyp;
 1916:                   $tempkeyp =~ s/_\w+_/_0_/;
 1917:                   if ((grep $_ eq $fullkeyp, @catmarker) &&(!$name{$tempkeyp})) {
 1918:                     $part{$tempkeyp}="0";
 1919:                     $name{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp.'.name');
 1920:                     $display{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp.'.display');
 1921:                     unless ($display{$tempkeyp}) { $display{$tempkeyp}=''; }
 1922:                     $display{$tempkeyp}.=' ('.$name{$tempkeyp}.')';
 1923:                     $display{$tempkeyp} =~ s/_\w+_/_0_/;
 1924:                     $default{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp);
 1925:                     $type{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp.'.type');
 1926:                   }
 1927:                 } # end loop through keys
 1928:             } # end loop through ids
 1929:                                  
 1930: #---------------------------------------------------- print header information
 1931: 	    my $setdef=&mt("Set Defaults for All Resources in Course");
 1932:             $r->print(<<ENDMAPONE);
 1933: <center><h4>$setdef
 1934: <font color="red"><i>$coursename</i></font><br />
 1935: ENDMAPONE
 1936:             if ($uname) {
 1937: 		my $person=&Apache::loncommon::plainname($uname,$udom);
 1938:                 $r->print(" ".&mt("User")."<font color=\"red\"> <i>$uname \($person\) </i></font> \n");
 1939:             } else {
 1940:                 $r->print("<i><font color=\"red\"> ".&mt("ALL")."</i> ".&mt("USERS")."</font> \n");
 1941:             }
 1942:             
 1943:             if ($csec) {$r->print(&mt("Section")."<font color=\"red\"> <i>$csec</i></font>\n")};
 1944:             if ($cgroup) {$r->print(&mt("Group")."<font color=\"red\"> <i>$csec</i></font>\n")};
 1945:             $r->print("</h4>\n");
 1946: #---------------------------------------------------------------- print table
 1947:             $r->print('<p><table border="2">');
 1948:             $r->print('<tr><th>'.&mt('Parameter Name').'</th>');
 1949:             $r->print('<th>'.&mt('Default Value').'</th>');
 1950:             $r->print('<th>'.&mt('Parameter in Effect').'</th></tr>');
 1951: 
 1952: 	    foreach (&keysinorder(\%name,\%keyorder)) {
 1953:                 $r->print('<tr>');
 1954:                 &print_row($r,$_,\%part,\%name,\%symbp,$mapid,\%default,
 1955:                        \%type,\%display,$defbgone,$defbgtwo,$defbgthree,
 1956:                                    $parmlev,$uname,$udom,$csec,$cgroup);
 1957:             }
 1958:             $r->print("</table></center>");
 1959:         } # end of $parmlev eq general
 1960:     }
 1961:     $r->print('</form>'.&Apache::loncommon::end_page());
 1962: } # end sub assessparms
 1963: 
 1964: 
 1965: ##################################################
 1966: ##################################################
 1967: 
 1968: =pod
 1969: 
 1970: =item crsenv
 1971: 
 1972: Show and set course data and parameters.  This is a large routine that should
 1973: be simplified and shortened... someday.
 1974: 
 1975: Inputs: $r
 1976: 
 1977: Returns: nothing
 1978: 
 1979: =cut
 1980: 
 1981: ##################################################
 1982: ##################################################
 1983: sub crsenv {
 1984:     my $r=shift;
 1985:     my $setoutput='';
 1986: 
 1987:     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,
 1988: 						    'Edit Course Environment');
 1989:     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
 1990:     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
 1991: 
 1992:     #
 1993:     # Go through list of changes
 1994:     foreach (keys %env) {
 1995:         next if ($_!~/^form\.(.+)\_setparmval$/);
 1996:         my $name  = $1;
 1997:         my $value = $env{'form.'.$name.'_value'};
 1998:         if ($name eq 'newp') {
 1999:             $name = $env{'form.newp_name'};
 2000:         }
 2001:         if ($name eq 'url') {
 2002:             $value=~s/^\/res\///;
 2003:             my $bkuptime=time;
 2004:             my @tmp = &Apache::lonnet::get
 2005:                 ('environment',['url'],$dom,$crs);
 2006:             $setoutput.=&mt('Backing up previous URL').': '.
 2007:                 &Apache::lonnet::put
 2008:                 ('environment',
 2009:                  {'top level map backup '.$bkuptime => $tmp[1] },
 2010:                  $dom,$crs).
 2011:                      '<br>';
 2012:         }
 2013:         #
 2014:         # Deal with modified default spreadsheets
 2015:         if ($name =~ /^spreadsheet_default_(classcalc|
 2016:                                             studentcalc|
 2017:                                             assesscalc)$/x) {
 2018:             my $sheettype = $1; 
 2019:             if ($sheettype eq 'classcalc') {
 2020:                 # no need to do anything since viewing the sheet will
 2021:                 # cause it to be updated. 
 2022:             } elsif ($sheettype eq 'studentcalc') {
 2023:                 # expire all the student spreadsheets
 2024:                 &Apache::lonnet::expirespread('','','studentcalc');
 2025:             } else {
 2026:                 # expire all the assessment spreadsheets 
 2027:                 #    this includes non-default spreadsheets, but better to
 2028:                 #    be safe than sorry.
 2029:                 &Apache::lonnet::expirespread('','','assesscalc');
 2030:                 # expire all the student spreadsheets
 2031:                 &Apache::lonnet::expirespread('','','studentcalc');
 2032:             }
 2033:         }
 2034:         #
 2035:         # Deal with the enrollment dates
 2036:         if ($name =~ /^default_enrollment_(start|end)_date$/) {
 2037:             $value=&Apache::lonhtmlcommon::get_date_from_form($name.'_value');
 2038:         }
 2039:         # Get existing cloners
 2040:         my @oldcloner = ();
 2041:         if ($name eq 'cloners') {
 2042:             my %clonenames=&Apache::lonnet::dump('environment',$dom,$crs,'cloners');
 2043:             if ($clonenames{'cloners'} =~ /,/) {
 2044:                 @oldcloner = split/,/,$clonenames{'cloners'};
 2045:             } else {
 2046:                 $oldcloner[0] = $clonenames{'cloners'};
 2047:             }
 2048:         }
 2049:         #
 2050:         # Let the user know we made the changes
 2051:         if ($name && defined($value)) {
 2052:             my $failed_cloners;
 2053:             if ($name eq 'cloners') {
 2054:                 $value =~ s/\s//g;
 2055:                 $value =~ s/^,//;
 2056:                 $value =~ s/,$//;
 2057:                 # check requested clones are valid users.
 2058:                 $failed_cloners = &check_cloners(\$value,\@oldcloner);
 2059:             }
 2060:             my $put_result = &Apache::lonnet::put('environment',
 2061:                                                   {$name=>$value},$dom,$crs);
 2062:             if ($put_result eq 'ok') {
 2063:                 $setoutput.=&mt('Set').' <b>'.$name.'</b> '.&mt('to').' <b>'.$value.'</b>.<br />';
 2064:                 if ($name eq 'cloners') {
 2065:                     &change_clone($value,\@oldcloner);
 2066:                 }
 2067:                 # Flush the course logs so course description is immediately updated
 2068:                 if ($name eq 'description' && defined($value)) {
 2069:                     &Apache::lonnet::flushcourselogs();
 2070:                 }
 2071:             } else {
 2072:                 $setoutput.=&mt('Unable to set').' <b>'.$name.'</b> '.&mt('to').
 2073: 		    ' <b>'.$value.'</b> '.&mt('due to').' '.$put_result.'.<br />';
 2074:             }
 2075:             if (($name eq 'cloners') && ($failed_cloners)) {
 2076:                 $setoutput.= &mt('Unable to include').' - <b>'.$failed_cloners.'</b>, '.
 2077:                  &mt('reason').' - '.&mt('LON-CAPA user(s) do(es) not exist').
 2078:                  '.<br />'.&mt('Please ').
 2079:                  ' <a href="/adm/createuser">'.
 2080:                  &mt('add the user(s)').'</a>, '.
 2081:                  &mt('and then return to the ').
 2082:                  '<a href="/admparmset?action=crsenv">'.
 2083:                  &mt('Course Parameters page').'</a> '.
 2084:                  &mt('to add the new user(s) to the list of possible cloners').
 2085:                  '.<br />';
 2086:             }
 2087:         }
 2088:     }
 2089: # ------------------------- Re-init course environment entries for this session
 2090: 
 2091:     &Apache::lonnet::coursedescription($env{'request.course.id'});
 2092: 
 2093: # -------------------------------------------------------- Get parameters again
 2094: 
 2095:     my %values=&Apache::lonnet::dump('environment',$dom,$crs);
 2096:     my $SelectStyleFile=&mt('Select Style File');
 2097:     my $SelectSpreadsheetFile=&mt('Select Spreadsheet File');
 2098:     my $output='';
 2099:     if (! exists($values{'con_lost'})) {
 2100:         my %descriptions=
 2101: 	    ('url'            => '<b>'.&mt('Top Level Map').'</b> '.
 2102:                                  '<a href="javascript:openbrowser'.
 2103:                                  "('envform','url','sequence')\">".
 2104:                                  &mt('Select Map').'</a><br /><font color=red> '.
 2105:                                  &mt('Modification may make assessment data inaccessible').
 2106:                                  '</font>',
 2107:              'description'    => '<b>'.&mt('Course Description').'</b>',
 2108:              'courseid'       => '<b>'.&mt('Course ID or number').
 2109:                                  '</b><br />'.
 2110:                                  '('.&mt('internal').', '.&mt('optional').')',
 2111:              'cloners'        => '<b>'.&mt('Users allowed to clone course').'</b><br /><tt>(user:domain,user:domain)</tt><br />'.&mt('Users with active Course Coordinator role in the course automatically have the right to clone it, and can be omitted from list.'),
 2112:              'grading'        => '<b>'.&mt('Grading').'</b><br />'.
 2113:                                  '<tt>"standard", "external", or "spreadsheet"</tt> '.&Apache::loncommon::help_open_topic('GradingOptions'),
 2114:              'default_xml_style' => '<b>'.&mt('Default XML Style File').'</b> '.
 2115:                     '<a href="javascript:openbrowser'.
 2116:                     "('envform','default_xml_style'".
 2117:                     ",'sty')\">$SelectStyleFile</a><br>",
 2118:              'question.email' => '<b>'.&mt('Feedback Addresses for Resource Content Question').
 2119:                                  '</b><br />(<tt>user:domain,'.
 2120:                                  'user:domain(section;section;...;*;...),...</tt>)',
 2121:              'comment.email'  => '<b>'.&mt('Feedback Addresses for Course Content Comments').'</b><br />'.
 2122:                                  '(<tt>user:domain,user:domain(section;section;...;*;...),...</tt>)',
 2123:              'policy.email'   => '<b>'.&mt('Feedback Addresses for Course Policy').'</b>'.
 2124:                                  '<br />(<tt>user:domain,user:domain(section;section;...;*;...),...</tt>)',
 2125:              'hideemptyrows'  => '<b>'.&mt('Hide Empty Rows in Spreadsheets').'</b><br />'.
 2126:                                  '('.&mt('"[_1]" for default hiding','<tt>yes</tt>').')',
 2127:              'pageseparators'  => '<b>'.&mt('Visibly Separate Items on Pages').'</b><br />'.
 2128:                                  '('.&mt('"[_1]" for visible separation','<tt>yes</tt>').', '.
 2129:                                  &mt('changes will not show until next login').')',
 2130:              'student_classlist_view' => '<b>'.&mt('Allow students to view classlist.').'</b>'.&mt('("all":students can view all sections,"section":students can only view their own section.blank or "disabled" prevents student view.'),
 2131: 
 2132:              'plc.roles.denied'=> '<b>'.&mt('Disallow live chatroom use for Roles').
 2133:                                   '</b><br />"<tt>st</tt>": '.
 2134:                                   &mt('student').', "<tt>ta</tt>": '.
 2135:                                   'TA, "<tt>in</tt>": '.
 2136:                                   &mt('instructor').';<br /><tt>'.&mt('role,role,...').'</tt>) '.
 2137: 	       Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
 2138:              'plc.users.denied' => 
 2139:                           '<b>'.&mt('Disallow live chatroom use for Users').'</b><br />'.
 2140:                                  '(<tt>user:domain,user:domain,...</tt>)',
 2141: 
 2142:              'pch.roles.denied'=> '<b>'.&mt('Disallow Resource Discussion for Roles').
 2143:                                   '</b><br />"<tt>st</tt>": '.
 2144:                                   'student, "<tt>ta</tt>": '.
 2145:                                   'TA, "<tt>in</tt>": '.
 2146:                                   'instructor;<br /><tt>role,role,...</tt>) '.
 2147: 	       Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
 2148:              'pch.users.denied' => 
 2149:                           '<b>'.&mt('Disallow Resource Discussion for Users').'</b><br />'.
 2150:                                  '(<tt>user:domain,user:domain,...</tt>)',
 2151:              'spreadsheet_default_classcalc' 
 2152:                  => '<b>'.&mt('Default Course Spreadsheet').'</b> '.
 2153:                     '<a href="javascript:openbrowser'.
 2154:                     "('envform','spreadsheet_default_classcalc'".
 2155:                     ",'spreadsheet')\">$SelectSpreadsheetFile</a><br />",
 2156:              'spreadsheet_default_studentcalc' 
 2157:                  => '<b>'.&mt('Default Student Spreadsheet').'</b> '.
 2158:                     '<a href="javascript:openbrowser'.
 2159:                     "('envform','spreadsheet_default_calc'".
 2160:                     ",'spreadsheet')\">$SelectSpreadsheetFile</a><br />",
 2161:              'spreadsheet_default_assesscalc' 
 2162:                  => '<b>'.&mt('Default Assessment Spreadsheet').'</b> '.
 2163:                     '<a href="javascript:openbrowser'.
 2164:                     "('envform','spreadsheet_default_assesscalc'".
 2165:                     ",'spreadsheet')\">$SelectSpreadsheetFile</a><br />",
 2166: 	     'allow_limited_html_in_feedback'
 2167: 	         => '<b>'.&mt('Allow limited HTML in discussion posts').'</b><br />'.
 2168: 	            '('.&mt('Set value to "[_1]" to allow',"<tt>yes</tt>").')',
 2169:              'allow_discussion_post_editing'
 2170:                  => '<b>'.&mt('Allow users with specified roles to edit/delete their own discussion posts').'</b><br />"<tt>st</tt>": '.
 2171:                                   &mt('student').', "<tt>ta</tt>": '.
 2172:                                   'TA, "<tt>in</tt>": '.
 2173:                                   &mt('instructor').';&nbsp;(<tt>'.&mt('role:section,role:section,..., e.g., st:001,st:002,in,cc would permit students in sections 001 and 002 and instructors in any section, and course coordinators to edit their own posts.').'</tt>)<br />'.
 2174:                     '('.&mt('or set value to "[_1]" to allow all roles',"<tt>yes</tt>").')',
 2175: 	     'rndseed'
 2176: 	         => '<b>'.&mt('Randomization algorithm used').'</b> <br />'.
 2177:                     '<font color="red">'.&mt('Modifying this will make problems').' '.
 2178:                     &mt('have different numbers and answers').'</font>',
 2179: 	     'receiptalg'
 2180: 	         => '<b>'.&mt('Receipt algorithm used').'</b> <br />'.
 2181:                     &mt('This controls how receipt numbers are generated.'),
 2182:              'suppress_tries'
 2183:                  => '<b>'.&mt('Suppress number of tries in printing').'</b><br />'.
 2184:                     ' ('.&mt('"[_1]" to suppress, anything else to not suppress','<tt>yes</tt>').')',
 2185:              'problem_stream_switch'
 2186:                  => '<b>'.&mt('Allow problems to be split over pages').'</b><br />'.
 2187:                     ' ('.&mt('"[_1]" if allowed, anything else if not','<tt>yes</tt>').')',
 2188:              'default_paper_size' 
 2189:                  => '<b>'.&mt('Default paper type').'</b><br />'.
 2190:                     ' ('.&mt('supported types').': Letter [8 1/2x11 in], Legal [8 1/2x14 in],'. 
 2191:                     ' Tabloid [11x17 in], Executive [7 1/2x10 in], A2 [420x594 mm],'. 
 2192:                     ' A3 [297x420 mm], A4 [210x297 mm], A5 [148x210 mm], A6 [105x148 mm])',
 2193:              'anonymous_quiz'
 2194:                  => '<b>'.&mt('Anonymous quiz/exam').'</b><br />'.
 2195:                     ' (<tt><b>'.&mt('yes').'</b> '.&mt('to avoid print students names').' </tt>)',
 2196:              'default_enrollment_start_date' => '<b>'.&mt('Default beginning date for student access.').'</b>',
 2197:              'default_enrollment_end_date'   => '<b>'.&mt('Default ending date for student access.').'</b>',
 2198:              'nothideprivileged'   => '<b>'.&mt('Privileged users that should not be hidden on staff listings').'</b>'.
 2199:                                  '<br />(<tt>user:domain,user:domain,...</tt>)',
 2200:              'languages' => '<b>'.&mt('Languages used').'</b>',
 2201:              'disable_receipt_display'
 2202:                  => '<b>'.&mt('Disable display of problem receipts').'</b><br />'.
 2203:                     ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
 2204: 	     'disablesigfigs'
 2205: 	         => '<b>'.&mt('Disable checking of Significant Figures').'</b><br />'.
 2206:                     ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
 2207: 	     'disableexampointprint'
 2208: 	         => '<b>'.&mt('Disable automatically printing point values onto exams.').'</b><br />'.
 2209:                     ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
 2210:              'externalsyllabus'
 2211:                  => '<b>'.&mt('URL of Syllabus (not using internal handler)').'</b>',
 2212: 	     'tthoptions'
 2213: 	         => '<b>'.&mt('Default set of options to pass to tth/m when converting tex').'</b>'
 2214:              ); 
 2215:         my @Display_Order = ('url','description','courseid','cloners','grading',
 2216:                              'externalsyllabus',
 2217:                              'default_xml_style','pageseparators',
 2218:                              'question.email','comment.email','policy.email',
 2219:                              'student_classlist_view',
 2220:                              'plc.roles.denied','plc.users.denied',
 2221:                              'pch.roles.denied','pch.users.denied',
 2222:                              'allow_limited_html_in_feedback',
 2223:                              'allow_discussion_post_editing',
 2224:                              'languages',
 2225: 			     'nothideprivileged',
 2226:                              'rndseed',
 2227:                              'receiptalg',
 2228:                              'problem_stream_switch',
 2229: 			     'suppress_tries',
 2230:                              'default_paper_size',
 2231:                              'disable_receipt_display',
 2232:                              'spreadsheet_default_classcalc',
 2233:                              'spreadsheet_default_studentcalc',
 2234:                              'spreadsheet_default_assesscalc', 
 2235:                              'hideemptyrows',
 2236:                              'default_enrollment_start_date',
 2237:                              'default_enrollment_end_date',
 2238: 			     'tthoptions',
 2239: 			     'disablesigfigs',
 2240: 			     'disableexampointprint'
 2241:                              );
 2242: 	foreach my $parameter (sort(keys(%values))) {
 2243:             unless (($parameter =~ m/^internal\./)||($parameter =~ m/^metadata\./)) {
 2244:                 if (! $descriptions{$parameter}) {
 2245:                     $descriptions{$parameter}=$parameter;
 2246:                     push(@Display_Order,$parameter);
 2247:                 }
 2248:             }
 2249: 	}
 2250:         foreach my $parameter (@Display_Order) {
 2251:             my $description = $descriptions{$parameter};
 2252:             # onchange is javascript to automatically check the 'Set' button.
 2253:             my $onchange = 'onFocus="javascript:window.document.forms'.
 2254:                 "['envform'].elements['".$parameter."_setparmval']".
 2255:                 '.checked=true;"';
 2256:             $output .= '<tr><td>'.$description.'</td>';
 2257:             if ($parameter =~ /^default_enrollment_(start|end)_date$/) {
 2258:                 $output .= '<td>'.
 2259:                     &Apache::lonhtmlcommon::date_setter('envform',
 2260:                                                         $parameter.'_value',
 2261:                                                         $values{$parameter},
 2262:                                                         $onchange).
 2263:                                                         '</td>';
 2264:             } else {
 2265:                 $output .= '<td>'.
 2266:                     &Apache::lonhtmlcommon::textbox($parameter.'_value',
 2267:                                                     $values{$parameter},
 2268:                                                     40,$onchange).'</td>';
 2269:             }
 2270:             $output .= '<td>'.
 2271:                 &Apache::lonhtmlcommon::checkbox($parameter.'_setparmval').
 2272:                 '</td>';
 2273:             $output .= "</tr>\n";
 2274: 	}
 2275:         my $onchange = 'onFocus="javascript:window.document.forms'.
 2276:             '[\'envform\'].elements[\'newp_setparmval\']'.
 2277:             '.checked=true;"';
 2278: 	$output.='<tr><td><i>'.&mt('Create New Environment Variable').'</i><br />'.
 2279: 	    '<input type="text" size=40 name="newp_name" '.
 2280:                 $onchange.' /></td><td>'.
 2281:             '<input type="text" size=40 name="newp_value" '.
 2282:                 $onchange.' /></td><td>'.
 2283: 	    '<input type="checkbox" name="newp_setparmval" /></td></tr>';
 2284:     }
 2285:     my %lt=&Apache::lonlocal::texthash(
 2286: 		    'par'   => 'Parameter',
 2287: 		    'val'   => 'Value',
 2288: 		    'set'   => 'Set',
 2289: 		    'sce'   => 'Set Course Environment'
 2290: 				       );
 2291: 
 2292:     my $Parameter=&mt('Parameter');
 2293:     my $Value=&mt('Value');
 2294:     my $Set=&mt('Set');
 2295:     my $browse_js=
 2296: 	'<script type="text/javascript" language="Javascript">'.
 2297: 	&Apache::loncommon::browser_and_searcher_javascript('parmset').
 2298: 	'</script>';
 2299:     
 2300:     my $html=&Apache::lonxml::xmlbegin();
 2301:     my $start_page = 
 2302: 	&Apache::loncommon::start_page('Set Course Environment Parameters',
 2303: 				       $browse_js);
 2304:     my $end_page = 
 2305: 	&Apache::loncommon::end_page();
 2306:     $r->print(<<ENDENV);
 2307: $start_page
 2308: $breadcrumbs
 2309: <form method="post" action="/adm/parmset?action=crsenv" name="envform">
 2310: $setoutput
 2311: <p>
 2312: <table border=2>
 2313: <tr><th>$lt{'par'}</th><th>$lt{'val'}</th><th>$lt{'set'}?</th></tr>
 2314: $output
 2315: </table>
 2316: <input type="submit" name="crsenv" value="$lt{'sce'}">
 2317: </form>
 2318: $end_page
 2319: ENDENV
 2320: }
 2321: ##################################################
 2322: # Overview mode
 2323: ##################################################
 2324: my $tableopen;
 2325: 
 2326: sub tablestart {
 2327:     if ($tableopen) {
 2328: 	return '';
 2329:     } else {
 2330: 	$tableopen=1;
 2331: 	return '<table border="2"><tr><th>'.&mt('Parameter').'</th><th>'.
 2332: 	    &mt('Delete').'</th><th>'.&mt('Set to ...').'</th></tr>';
 2333:     }
 2334: }
 2335: 
 2336: sub tableend {
 2337:     if ($tableopen) {
 2338: 	$tableopen=0;
 2339: 	return '</table>';
 2340:     } else {
 2341: 	return'';
 2342:     }
 2343: }
 2344: 
 2345: sub readdata {
 2346:     my ($crs,$dom)=@_;
 2347: # Read coursedata
 2348:     my $resourcedata=&Apache::lonnet::get_courseresdata($crs,$dom);
 2349: # Read userdata
 2350: 
 2351:     my $classlist=&Apache::loncoursedata::get_classlist();
 2352:     foreach (keys %$classlist) {
 2353:         # the following undefs are for 'domain', and 'username' respectively.
 2354:         if ($_=~/^(\w+)\:(\w+)$/) {
 2355: 	    my ($tuname,$tudom)=($1,$2);
 2356: 	    my $useropt=&Apache::lonnet::get_userresdata($tuname,$tudom);
 2357:             foreach my $userkey (keys %{$useropt}) {
 2358: 		if ($userkey=~/^$env{'request.course.id'}/) {
 2359:                     my $newkey=$userkey;
 2360: 		    $newkey=~s/^($env{'request.course.id'}\.)/$1\[useropt\:$tuname\:$tudom\]\./;
 2361: 		    $$resourcedata{$newkey}=$$useropt{$userkey};
 2362: 		}
 2363: 	    }
 2364: 	}
 2365:     }
 2366:     return $resourcedata;
 2367: }
 2368: 
 2369: 
 2370: # Setting
 2371: 
 2372: sub storedata {
 2373:     my ($r,$crs,$dom)=@_;
 2374: # Set userlevel immediately
 2375: # Do an intermediate store of course level
 2376:     my $olddata=&readdata($crs,$dom);
 2377:     my %newdata=();
 2378:     undef %newdata;
 2379:     my @deldata=();
 2380:     undef @deldata;
 2381:     foreach (keys %env) {
 2382: 	if ($_=~/^form\.([a-z]+)\_(.+)$/) {
 2383: 	    my $cmd=$1;
 2384: 	    my $thiskey=$2;
 2385: 	    my ($tuname,$tudom)=&extractuser($thiskey);
 2386: 	    my $tkey=$thiskey;
 2387:             if ($tuname) {
 2388: 		$tkey=~s/\.\[useropt\:$tuname\:$tudom\]\./\./;
 2389: 	    }
 2390: 	    if ($cmd eq 'set') {
 2391: 		my $data=$env{$_};
 2392:                 my $typeof=$env{'form.typeof_'.$thiskey};
 2393:  		if ($$olddata{$thiskey} ne $data) { 
 2394: 		    if ($tuname) {
 2395: 			if (&Apache::lonnet::put('resourcedata',{$tkey=>$data,
 2396: 								 $tkey.'.type' => $typeof},
 2397: 						 $tudom,$tuname) eq 'ok') {
 2398: 			    $r->print('<br />'.&mt('Stored modified parameter for').' '.
 2399: 				      &Apache::loncommon::plainname($tuname,$tudom));
 2400: 			} else {
 2401: 			    $r->print('<h2><font color="red">'.
 2402: 				      &mt('Error storing parameters').'</font></h2>');
 2403: 			}
 2404: 			&Apache::lonnet::devalidateuserresdata($tuname,$tudom);
 2405: 		    } else {
 2406: 			$newdata{$thiskey}=$data;
 2407:  			$newdata{$thiskey.'.type'}=$typeof; 
 2408:                    } 
 2409: 		}
 2410: 	    } elsif ($cmd eq 'del') {
 2411: 		if ($tuname) {
 2412: 		    if (&Apache::lonnet::del('resourcedata',[$tkey],$tudom,$tuname) eq 'ok') {
 2413: 			$r->print('<br />'.&mt('Deleted parameter for').' '.&Apache::loncommon::plainname($tuname,$tudom));
 2414: 		    } else {
 2415: 			$r->print('<h2><font color="red">'.
 2416: 				  &mt('Error deleting parameters').'</font></h2>');
 2417: 		    }
 2418: 		    &Apache::lonnet::devalidateuserresdata($tuname,$tudom);
 2419: 		} else {
 2420: 		    push (@deldata,$thiskey);
 2421: 		}
 2422: 	    } elsif ($cmd eq 'datepointer') {
 2423: 		my $data=&Apache::lonhtmlcommon::get_date_from_form($env{$_});
 2424:                 my $typeof=$env{'form.typeof_'.$thiskey};
 2425: 		if (defined($data) and $$olddata{$thiskey} ne $data) { 
 2426: 		    if ($tuname) {
 2427: 			if (&Apache::lonnet::put('resourcedata',{$tkey=>$data,
 2428: 								 $tkey.'.type' => $typeof},
 2429: 						 $tudom,$tuname) eq 'ok') {
 2430: 			    $r->print('<br />'.&mt('Stored modified date for').' '.&Apache::loncommon::plainname($tuname,$tudom));
 2431: 			} else {
 2432: 			    $r->print('<h2><font color="red">'.
 2433: 				      &mt('Error storing parameters').'</font></h2>');
 2434: 			}
 2435: 			&Apache::lonnet::devalidateuserresdata($tuname,$tudom);
 2436: 		    } else {
 2437: 			$newdata{$thiskey}=$data;
 2438: 			$newdata{$thiskey.'.type'}=$typeof; 
 2439: 		    }
 2440: 		}
 2441: 	    }
 2442: 	}
 2443:     }
 2444: # Store all course level
 2445:     my $delentries=$#deldata+1;
 2446:     my @newdatakeys=keys %newdata;
 2447:     my $putentries=$#newdatakeys+1;
 2448:     if ($delentries) {
 2449: 	if (&Apache::lonnet::del('resourcedata',\@deldata,$dom,$crs) eq 'ok') {
 2450: 	    $r->print('<h2>'.&mt('Deleted [_1] parameter(s)</h2>',$delentries));
 2451: 	} else {
 2452: 	    $r->print('<h2><font color="red">'.
 2453: 		      &mt('Error deleting parameters').'</font></h2>');
 2454: 	}
 2455: 	&Apache::lonnet::devalidatecourseresdata($crs,$dom);
 2456:     }
 2457:     if ($putentries) {
 2458: 	if (&Apache::lonnet::put('resourcedata',\%newdata,$dom,$crs) eq 'ok') {
 2459: 	    $r->print('<h3>'.&mt('Stored [_1] parameter(s)',$putentries/2).'</h3>');
 2460: 	} else {
 2461: 	    $r->print('<h2><font color="red">'.
 2462: 		      &mt('Error storing parameters').'</font></h2>');
 2463: 	}
 2464: 	&Apache::lonnet::devalidatecourseresdata($crs,$dom);
 2465:     }
 2466: }
 2467: 
 2468: sub extractuser {
 2469:     my $key=shift;
 2470:     return ($key=~/^$env{'request.course.id'}.\[useropt\:(\w+)\:(\w+)\]\./);
 2471: }
 2472: 
 2473: sub listdata {
 2474:     my ($r,$resourcedata,$listdata,$sortorder)=@_;
 2475: # Start list output
 2476: 
 2477:     my $oldsection='';
 2478:     my $oldrealm='';
 2479:     my $oldpart='';
 2480:     my $pointer=0;
 2481:     $tableopen=0;
 2482:     my $foundkeys=0;
 2483:     my %keyorder=&standardkeyorder();
 2484:     foreach my $thiskey (sort {
 2485: 	if ($sortorder eq 'realmstudent') {
 2486: 	    my ($astudent,$arealm)=($a=~/^\Q$env{'request.course.id'}\E\.\[([^\.]+)\]\.(.+)\.[^\.]+$/);
 2487: 	    my ($bstudent,$brealm)=($b=~/^\Q$env{'request.course.id'}\E\.\[([^\.]+)\]\.(.+)\.[^\.]+$/);
 2488: 	    if (!defined($astudent)) {
 2489: 		($arealm)=($a=~/^\Q$env{'request.course.id'}\E\.(.+)$/);
 2490: 	    }
 2491: 	    if (!defined($bstudent)) {
 2492: 		($brealm)=($b=~/^\Q$env{'request.course.id'}\E\.(.+)$/);
 2493: 	    }
 2494: 	    $arealm=~s/\.type//;
 2495: 	    my ($ares, $aparm) = ($arealm=~/^(.*)\.(.*)$/);
 2496: 	    $aparm=$keyorder{'parameter_0_'.$aparm};
 2497: 	    $brealm=~s/\.type//;
 2498: 	    my ($bres, $bparm) = ($brealm=~/^(.*)\.(.*)$/);
 2499: 	    $bparm=$keyorder{'parameter_0_'.$bparm};	   
 2500: 	    if ($ares eq $bres) {
 2501: 		if (defined($aparm) && defined($bparm)) {
 2502: 		    ($aparm <=> $bparm);
 2503: 		} elsif (defined($aparm)) {
 2504: 		    -1;
 2505: 		} elsif (defined($bparm)) {
 2506: 		    1;
 2507: 		} else {
 2508: 		    ($arealm cmp $brealm) || ($astudent cmp $bstudent);
 2509: 		}
 2510: 	    } else {
 2511: 		($arealm cmp $brealm) || ($astudent cmp $bstudent);
 2512: 	    }
 2513: 	} else {
 2514: 	    $a cmp $b;
 2515: 	}
 2516:     } keys %{$listdata}) {
 2517: 	 
 2518: 	if ($$listdata{$thiskey.'.type'}) {
 2519:             my $thistype=$$listdata{$thiskey.'.type'};
 2520:             if ($$resourcedata{$thiskey.'.type'}) {
 2521: 		$thistype=$$resourcedata{$thiskey.'.type'};
 2522: 	    }
 2523: 	    my ($middle,$part,$name)=
 2524: 		($thiskey=~/^$env{'request.course.id'}\.(?:(.+)\.)*([\w\s]+)\.(\w+)$/);
 2525: 	    my $section=&mt('All Students');
 2526: 	    if ($middle=~/^\[(.*)\]/) {
 2527: 		my $issection=$1;
 2528: 		if ($issection=~/^useropt\:(\w+)\:(\w+)/) {
 2529: 		    $section=&mt('User').": ".&Apache::loncommon::plainname($1,$2);
 2530: 		} else {
 2531: 		    $section=&mt('Group/Section').': '.$issection;
 2532: 		}
 2533: 		$middle=~s/^\[(.*)\]//;
 2534: 	    }
 2535: 	    $middle=~s/\.+$//;
 2536: 	    $middle=~s/^\.+//;
 2537: 	    my $realm='<font color="red">'.&mt('All Resources').'</font>';
 2538: 	    if ($middle=~/^(.+)\_\_\_\(all\)$/) {
 2539: 		$realm='<font color="green">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <br /><font color="#aaaaaa" size="-2">('.$1.')</font></font>';
 2540: 	    } elsif ($middle) {
 2541: 		my ($map,$id,$url)=&Apache::lonnet::decode_symb($middle);
 2542: 		$realm='<font color="orange">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><font color="#aaaaaa" size="-2">('.$url.' in '.$map.' id: '.$id.')</font></font>';
 2543: 	    }
 2544: 	    if ($sortorder eq 'realmstudent') {
 2545: 		if ($realm ne $oldrealm) {
 2546: 		    $r->print(&tableend()."\n<hr /><h1>$realm</h1>");
 2547: 		    $oldrealm=$realm;
 2548: 		    $oldsection='';
 2549: 		}
 2550: 		if ($section ne $oldsection) {
 2551: 		    $r->print(&tableend()."\n<h2>$section</h2>");
 2552: 		    $oldsection=$section;
 2553: 		    $oldpart='';
 2554: 		}
 2555: 	    } else {
 2556: 		if ($section ne $oldsection) {
 2557: 		    $r->print(&tableend()."\n<hr /><h1>$section</h1>");
 2558: 		    $oldsection=$section;
 2559: 		    $oldrealm='';
 2560: 		}
 2561: 		if ($realm ne $oldrealm) {
 2562: 		    $r->print(&tableend()."\n<h2>$realm</h2>");
 2563: 		    $oldrealm=$realm;
 2564: 		    $oldpart='';
 2565: 		}
 2566: 	    }
 2567: 	    if ($part ne $oldpart) {
 2568: 		$r->print(&tableend().
 2569: 			  "\n<font color='blue'>".&mt('Part').": $part</font>");
 2570: 		$oldpart=$part;
 2571: 	    }
 2572: #
 2573: # Preset defaults?
 2574: #
 2575:             my ($hour,$min,$sec,$val)=('','','','');
 2576: 	    unless ($$resourcedata{$thiskey}) {
 2577: 		my ($parmname)=($thiskey=~/\.(\w+)$/);
 2578: 		($hour,$min,$sec,$val)=&preset_defaults($parmname);
 2579: 	    }
 2580: 
 2581: #
 2582: # Ready to print
 2583: #
 2584: 	    $r->print(&tablestart().'<tr><td><b>'.$name.
 2585: 		      ':</b></td><td><input type="checkbox" name="del_'.
 2586: 		      $thiskey.'" /></td><td>');
 2587: 	    $foundkeys++;
 2588: 	    if (&isdateparm($thistype)) {
 2589: 		my $jskey='key_'.$pointer;
 2590: 		$pointer++;
 2591: 		$r->print(
 2592: 			  &Apache::lonhtmlcommon::date_setter('parmform',
 2593: 							      $jskey,
 2594: 						      $$resourcedata{$thiskey},
 2595: 							      '',1,'','',$hour,$min,$sec).
 2596: '<input type="hidden" name="datepointer_'.$thiskey.'" value="'.$jskey.'" />'.
 2597: &date_sanity_info($$resourcedata{$thiskey})
 2598: 			  );
 2599: 	    } elsif ($thistype eq 'string_yesno') {
 2600: 		my $showval;
 2601: 		if (defined($$resourcedata{$thiskey})) {
 2602: 		    $showval=$$resourcedata{$thiskey};
 2603: 		} else {
 2604: 		    $showval=$val;
 2605: 		}
 2606: 		$r->print('<label><input type="radio" name="set_'.$thiskey.
 2607: 			  '" value="yes"');
 2608: 		if ($showval eq 'yes') {
 2609: 		    $r->print(' checked="checked"');
 2610: 		}
 2611:                 $r->print(' />'.&mt('Yes').'</label> ');
 2612: 		$r->print('<label><input type="radio" name="set_'.$thiskey.
 2613: 			  '" value="no"');
 2614: 		if ($showval eq 'no') {
 2615: 		    $r->print(' checked="checked"');
 2616: 		}
 2617:                 $r->print(' />'.&mt('No').'</label>');
 2618: 	    } else {
 2619: 		my $showval;
 2620: 		if (defined($$resourcedata{$thiskey})) {
 2621: 		    $showval=$$resourcedata{$thiskey};
 2622: 		} else {
 2623: 		    $showval=$val;
 2624: 		}
 2625: 		$r->print('<input type="text" name="set_'.$thiskey.'" value="'.
 2626: 			  $showval.'">');
 2627: 	    }
 2628: 	    $r->print('<input type="hidden" name="typeof_'.$thiskey.'" value="'.
 2629: 		      $thistype.'">');
 2630: 	    $r->print('</td></tr>');
 2631: 	}
 2632:     }
 2633:     return $foundkeys;
 2634: }
 2635: 
 2636: sub newoverview {
 2637:     my ($r) = @_;
 2638: 
 2639:     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
 2640:     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
 2641:     my $start_page = &Apache::loncommon::start_page('Set Parameters');
 2642:     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,'Overview');
 2643:     $r->print(<<ENDOVER);
 2644: $start_page
 2645: $breadcrumbs
 2646: <form method="post" action="/adm/parmset?action=newoverview" name="parmform">
 2647: ENDOVER
 2648:     my @ids=();
 2649:     my %typep=();
 2650:     my %keyp=();
 2651:     my %allparms=();
 2652:     my %allparts=();
 2653:     my %allmaps=();
 2654:     my %mapp=();
 2655:     my %symbp=();
 2656:     my %maptitles=();
 2657:     my %uris=();
 2658:     my %keyorder=&standardkeyorder();
 2659:     my %defkeytype=();
 2660: 
 2661:     my %alllevs=();
 2662:     $alllevs{'Resource Level'}='full';
 2663:     $alllevs{'Map/Folder Level'}='map';
 2664:     $alllevs{'Course Level'}='general';
 2665: 
 2666:     my $csec=$env{'form.csec'};
 2667:     my $cgroup=$env{'form.cgroup'};
 2668: 
 2669:     my @pscat=&Apache::loncommon::get_env_multiple('form.pscat');
 2670:     my $pschp=$env{'form.pschp'};
 2671:     my @psprt=&Apache::loncommon::get_env_multiple('form.psprt');
 2672:     if (!@psprt) { $psprt[0]='0'; }
 2673: 
 2674:     my @selected_sections = 
 2675: 	&Apache::loncommon::get_env_multiple('form.Section');
 2676:     @selected_sections = ('all') if (! @selected_sections);
 2677:     foreach (@selected_sections) {
 2678:         if ($_ eq 'all') {
 2679:             @selected_sections = ('all');
 2680:         }
 2681:     }
 2682:     my @selected_groups =
 2683:         &Apache::loncommon::get_env_multiple('form.Group');
 2684: 
 2685:     my $pssymb='';
 2686:     my $parmlev='';
 2687:  
 2688:     unless ($env{'form.parmlev'}) {
 2689:         $parmlev = 'map';
 2690:     } else {
 2691:         $parmlev = $env{'form.parmlev'};
 2692:     }
 2693: 
 2694:     &extractResourceInformation(\@ids, \%typep,\%keyp, \%allparms, \%allparts, \%allmaps, 
 2695: 				\%mapp, \%symbp,\%maptitles,\%uris,
 2696: 				\%keyorder,\%defkeytype);
 2697: 
 2698: # Menu to select levels, etc
 2699: 
 2700:     $r->print('<table border="1"><tr><td>');
 2701:     &levelmenu($r,\%alllevs,$parmlev);
 2702:     if ($parmlev ne 'general') {
 2703: 	$r->print('<td>');
 2704: 	&mapmenu($r,\%allmaps,$pschp,\%maptitles);
 2705: 	$r->print('</td>');
 2706:     }
 2707:     $r->print('</td></tr></table>');
 2708: 
 2709:     $r->print('<table border="1"><tr><td>');  
 2710:     &parmmenu($r,\%allparms,\@pscat,\%keyorder);
 2711:     $r->print('</td><td><table border="0" cellspacing="0" cellpadding="0">'.
 2712:               '<tr><td>'.&mt('Parts').'</td><td></td><td>'.&mt('Section(s)').
 2713:               '</td><td></td><td>'.&mt('Group(s)').'</td></tr><tr><td>');
 2714:     &partmenu($r,\%allparts,\@psprt);
 2715:     $r->print('</td><td>&nbsp;</td><td>');
 2716:     &sectionmenu($r,\@selected_sections);
 2717:     $r->print('</td><td>&nbsp;</td><td>');
 2718:     &groupmenu($r,\@selected_groups);
 2719:     $r->print('</td></tr></table>');
 2720:     $r->print('</td></tr></table>');
 2721:  
 2722:     my $sortorder=$env{'form.sortorder'};
 2723:     unless ($sortorder) { $sortorder='realmstudent'; }
 2724:     &sortmenu($r,$sortorder);
 2725: 
 2726:     $r->print('<p><input type="submit" name="dis" value="'.&mt('Display').'" /></p>');
 2727: 
 2728: # Build the list data hash from the specified parms
 2729: 
 2730:     my $listdata;
 2731:     %{$listdata}=();
 2732: 
 2733:     foreach my $cat (@pscat) {
 2734:         &secgroup_lister($cat,$pschp,$parmlev,$listdata,\@psprt,\@selected_sections,\%defkeytype,\%allmaps,\@ids,\%symbp);
 2735:         &secgroup_lister($cat,$pschp,$parmlev,$listdata,\@psprt,\@selected_groups,\%defkeytype,\%allmaps,\@ids,\%symbp);
 2736:     }
 2737: 
 2738:     if (($env{'form.store'}) || ($env{'form.dis'})) {
 2739: 
 2740: 	if ($env{'form.store'}) { &storedata($r,$crs,$dom); }
 2741: 
 2742: # Read modified data
 2743: 
 2744: 	my $resourcedata=&readdata($crs,$dom);
 2745: 
 2746: # List data
 2747: 
 2748: 	&listdata($r,$resourcedata,$listdata,$sortorder);
 2749:     }
 2750:     $r->print(&tableend().
 2751: 	     ((($env{'form.store'}) || ($env{'form.dis'}))?'<p><input type="submit" name="store" value="'.&mt('Store').'" /></p>':'').
 2752: 	      '</form>'.&Apache::loncommon::end_page());
 2753: }
 2754: 
 2755: sub secgroup_lister {
 2756:     my ($cat,$pschp,$parmlev,$listdata,$psprt,$selections,$defkeytype,$allmaps,$ids,$symbp) = @_;
 2757:     foreach my $item (@{$selections}) {
 2758:         foreach my $part (@{$psprt}) {
 2759:             my $rootparmkey=$env{'request.course.id'};
 2760:             if (($item ne 'all') && ($item ne 'none') && ($item)) {
 2761:                 $rootparmkey.='.['.$item.']';
 2762:             }
 2763:             if ($parmlev eq 'general') {
 2764: # course-level parameter
 2765:                 my $newparmkey=$rootparmkey.'.'.$part.'.'.$cat;
 2766:                 $$listdata{$newparmkey}=1;
 2767:                 $$listdata{$newparmkey.'.type'}=$$defkeytype{$cat};
 2768:             } elsif ($parmlev eq 'map') {
 2769: # map-level parameter
 2770:                 foreach my $mapid (keys %{$allmaps}) {
 2771:                     if (($pschp ne 'all') && ($pschp ne $mapid)) { next; }
 2772:                     my $newparmkey=$rootparmkey.'.'.$$allmaps{$mapid}.'___(all).'.$part.'.'.$cat;
 2773:                     $$listdata{$newparmkey}=1;
 2774:                     $$listdata{$newparmkey.'.type'}=$$defkeytype{$cat};
 2775:                 }
 2776:             } else {
 2777: # resource-level parameter
 2778:                 foreach my $rid (@{$ids}) {
 2779:                     my ($map,$resid,$url)=&Apache::lonnet::decode_symb($$symbp{$rid});
 2780:                     if (($pschp ne 'all') && ($$allmaps{$pschp} ne $map)) { next; }
 2781:                     my $newparmkey=$rootparmkey.'.'.$$symbp{$rid}.'.'.$part.'.'.$cat;
 2782:                     $$listdata{$newparmkey}=1;
 2783:                     $$listdata{$newparmkey.'.type'}=$$defkeytype{$cat};
 2784:                 }
 2785:             }
 2786:         }
 2787:     }
 2788: }
 2789: 
 2790: sub overview {
 2791:     my ($r) = @_;
 2792:     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
 2793:     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
 2794: 
 2795:     my $start_page=&Apache::loncommon::start_page('Modify Parameters');
 2796:     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,'Overview');
 2797:     $r->print(<<ENDOVER);
 2798: $start_page
 2799: $breadcrumbs
 2800: <form method="post" action="/adm/parmset?action=setoverview" name="parmform">
 2801: ENDOVER
 2802: # Store modified
 2803: 
 2804:     &storedata($r,$crs,$dom);
 2805: 
 2806: # Read modified data
 2807: 
 2808:     my $resourcedata=&readdata($crs,$dom);
 2809: 
 2810: 
 2811:     my $sortorder=$env{'form.sortorder'};
 2812:     unless ($sortorder) { $sortorder='realmstudent'; }
 2813:     &sortmenu($r,$sortorder);
 2814: 
 2815: # List data
 2816: 
 2817:     my $foundkeys=&listdata($r,$resourcedata,$resourcedata,$sortorder);
 2818: 
 2819:     $r->print(&tableend().'<p>'.
 2820: 	($foundkeys?'<input type="submit" value="'.&mt('Modify Parameters').'" />':&mt('There are no parameters.')).'</p></form>'.
 2821: 	      &Apache::loncommon::end_page());
 2822: }
 2823: 
 2824: ##################################################
 2825: ##################################################
 2826:                                                                                             
 2827: =pod
 2828: 
 2829: =item check_cloners
 2830: 
 2831: Checks if new users included in list of allowed cloners
 2832: are valid users.  Replaces supplied list with 
 2833: cleaned list containing only users with valid usernames
 2834: and domains.
 2835: 
 2836: Inputs: $clonelist, $oldcloner 
 2837: where $clonelist is ref to array of requested cloners,
 2838: and $oldcloner is ref to array of currently allowed
 2839: cloners.
 2840: 
 2841: Returns: string - comma separated list of requested
 2842: cloners (username:domain) who do not exist in system.
 2843: 
 2844: =item change_clone
 2845: 
 2846: Modifies the list of courses a user can clone (stored
 2847: in the user's environment.db file), called when a
 2848: change is made to the list of users allowed to clone
 2849: a course.
 2850: 
 2851: Inputs: $action,$cloner
 2852: where $action is add or drop, and $cloner is identity of 
 2853: user for whom cloning ability is to be changed in course. 
 2854: 
 2855: =cut
 2856:                                                                                             
 2857: ##################################################
 2858: ##################################################
 2859: 
 2860: sub extract_cloners {
 2861:     my ($clonelist,$allowclone) = @_;
 2862:     if ($clonelist =~ /,/) {
 2863:         @{$allowclone} = split/,/,$clonelist;
 2864:     } else {
 2865:         $$allowclone[0] = $clonelist;
 2866:     }
 2867: }
 2868: 
 2869: 
 2870: sub check_cloners {
 2871:     my ($clonelist,$oldcloner) = @_;
 2872:     my ($clean_clonelist,$disallowed);
 2873:     my @allowclone = ();
 2874:     &extract_cloners($$clonelist,\@allowclone);
 2875:     foreach my $currclone (@allowclone) {
 2876:         if (!grep/^$currclone$/,@$oldcloner) {
 2877:             my ($uname,$udom) = split/:/,$currclone;
 2878:             if ($uname && $udom) {
 2879:                 if (&Apache::lonnet::homeserver($uname,$udom) eq 'no_host') {
 2880:                     $disallowed .= $currclone.',';   
 2881:                 } else {
 2882:                     $clean_clonelist .= $currclone.',';
 2883:                 }
 2884:             }
 2885:         } else {
 2886:             $clean_clonelist .= $currclone.',';
 2887:         }
 2888:     }
 2889:     if ($disallowed) {
 2890:         $disallowed =~ s/,$//;
 2891:     }
 2892:     if ($clean_clonelist) {
 2893:         $clean_clonelist =~ s/,$//;
 2894:     }
 2895:     $$clonelist = $clean_clonelist;
 2896:     return $disallowed;
 2897: }  
 2898: 
 2899: sub change_clone {
 2900:     my ($clonelist,$oldcloner) = @_;
 2901:     my ($uname,$udom);
 2902:     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
 2903:     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
 2904:     my $clone_crs = $cnum.':'.$cdom;
 2905:     
 2906:     if ($cnum && $cdom) {
 2907:         my @allowclone;
 2908:         &extract_cloners($clonelist,\@allowclone);
 2909:         foreach my $currclone (@allowclone) {
 2910:             if (!grep/^$currclone$/,@$oldcloner) {
 2911:                 ($uname,$udom) = split/:/,$currclone;
 2912:                 if ($uname && $udom) {
 2913:                     unless (&Apache::lonnet::homeserver($uname,$udom) eq 'no_host') {
 2914:                         my %currclonecrs = &Apache::lonnet::dump('environment',$udom,$uname,'cloneable');
 2915:                         if ($currclonecrs{'cloneable'} !~ /\Q$clone_crs\E/) {
 2916:                             if ($currclonecrs{'cloneable'} eq '') {
 2917:                                 $currclonecrs{'cloneable'} = $clone_crs;
 2918:                             } else {
 2919:                                 $currclonecrs{'cloneable'} .= ','.$clone_crs;
 2920:                             }
 2921:                             &Apache::lonnet::put('environment',\%currclonecrs,$udom,$uname);
 2922:                         }
 2923:                     }
 2924:                 }
 2925:             }
 2926:         }
 2927:         foreach my $oldclone (@$oldcloner) {
 2928:             if (!grep/^$oldclone$/,@allowclone) {
 2929:                 ($uname,$udom) = split/:/,$oldclone;
 2930:                 if ($uname && $udom) {
 2931:                     unless (&Apache::lonnet::homeserver($uname,$udom) eq 'no_host') {
 2932:                         my %currclonecrs = &Apache::lonnet::dump('environment',$udom,$uname,'cloneable');
 2933:                         my %newclonecrs = ();
 2934:                         if ($currclonecrs{'cloneable'} =~ /\Q$clone_crs\E/) {
 2935:                             if ($currclonecrs{'cloneable'} =~ /,/) {
 2936:                                 my @currclonecrs = split/,/,$currclonecrs{'cloneable'};
 2937:                                 foreach (@currclonecrs) {
 2938:                                     unless ($_ eq $clone_crs) {
 2939:                                         $newclonecrs{'cloneable'} .= $_.',';
 2940:                                     }
 2941:                                 }
 2942:                                 $newclonecrs{'cloneable'} =~ s/,$//;
 2943:                             } else {
 2944:                                 $newclonecrs{'cloneable'} = '';
 2945:                             }
 2946:                             &Apache::lonnet::put('environment',\%newclonecrs,$udom,$uname);
 2947:                         }
 2948:                     }
 2949:                 }
 2950:             }
 2951:         }
 2952:     }
 2953: }
 2954: 
 2955: 
 2956: ##################################################
 2957: ##################################################
 2958: 
 2959: =pod
 2960: 
 2961: =item * header
 2962: 
 2963: Output html header for page
 2964: 
 2965: =cut
 2966: 
 2967: ##################################################
 2968: ##################################################
 2969: sub header {
 2970:     return &Apache::loncommon::start_page('Parameter Manager');
 2971: }
 2972: ##################################################
 2973: ##################################################
 2974: sub print_main_menu {
 2975:     my ($r,$parm_permission)=@_;
 2976:     #
 2977:     $r->print(<<ENDMAINFORMHEAD);
 2978: <form method="post" enctype="multipart/form-data"
 2979:       action="/adm/parmset" name="studentform">
 2980: ENDMAINFORMHEAD
 2981: #
 2982:     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
 2983:     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
 2984:     my $vgr  = &Apache::lonnet::allowed('vgr',$env{'request.course.id'});
 2985: 
 2986:     my @menu =
 2987:         (
 2988:           { text => 'Set Course Environment Parameters',
 2989: 	    action => 'crsenv',
 2990:             permission => $parm_permission,
 2991:             },
 2992:           { text => 'Set Portfolio Metadata',
 2993: 	    action => 'setrestrictmeta',
 2994:             permission => $parm_permission,
 2995:             },
 2996: 	  { text => 'Manage Course Slots',
 2997: 	    url => '/adm/slotrequest?command=showslots',
 2998: 	    permission => $vgr,
 2999:             },
 3000: 	  { divider => 1,
 3001: 	    },
 3002:           { text => 'Set/Modify Resource Parameters - Helper Mode',
 3003:             url => '/adm/helper/parameter.helper',
 3004:             permission => $parm_permission,
 3005:             },
 3006:           { text => 'Modify Resource Parameters - Overview Mode',
 3007:             action => 'setoverview',
 3008:             permission => $parm_permission,
 3009:             },          
 3010: 	  { text => 'Set Resource Parameters - Overview Mode',
 3011:             action => 'newoverview',
 3012:             permission => $parm_permission,
 3013:             },
 3014:           { text => 'Set/Modify Resource Parameters - Table Mode',
 3015:             action => 'settable',
 3016:             permission => $parm_permission,
 3017:             help => 'Cascading_Parameters',
 3018:             },
 3019:           { text => 'Set Parameter Setting Default Actions',
 3020:             action => 'setdefaults',
 3021:             permission => $parm_permission,
 3022:             },
 3023:           );
 3024:     my $menu_html = '';
 3025:     foreach my $menu_item (@menu) {
 3026: 	if ($menu_item->{'divider'}) {
 3027: 	    $menu_html .= '<hr />';
 3028: 	    next;
 3029: 	}
 3030:         next if (! $menu_item->{'permission'});
 3031:         $menu_html.='<p>';
 3032:         $menu_html.='<font size="+1">';
 3033:         if (exists($menu_item->{'url'})) {
 3034:             $menu_html.=qq{<a href="$menu_item->{'url'}">};
 3035:         } else {
 3036:             $menu_html.=
 3037:                 qq{<a href="/adm/parmset?action=$menu_item->{'action'}">};
 3038:         }
 3039:         $menu_html.= &mt($menu_item->{'text'}).'</a></font>';
 3040:         if (exists($menu_item->{'help'})) {
 3041:             $menu_html.=
 3042:                 &Apache::loncommon::help_open_topic($menu_item->{'help'});
 3043:         }
 3044:         $menu_html.='</p>'.$/;
 3045:     }
 3046:     $r->print($menu_html);
 3047:     return;
 3048: }
 3049: ### Set portfolio metadata
 3050: sub output_row {
 3051:     my ($r, $field_name, $field_text) = @_;
 3052:     my $output;
 3053:     my $options=$env{'course.'.$env{'request.course.id'}.'.metadata.'.$field_name.'.options'};
 3054:     my $values=$env{'course.'.$env{'request.course.id'}.'.metadata.'.$field_name.'.values'};
 3055:     unless (defined($options)) {
 3056:         $options = 'active,stuadd';
 3057:         $values = '';
 3058:     }
 3059:     $output.='<strong>'.$field_text.':</strong>';
 3060:     $output.='<input name="'.$field_name.'_values" type="text" value="'.$values.'" size="80" /><br />';
 3061: 
 3062:     my @options= ( ['active', 'Show to student'],
 3063: 		   ['onlyone','Student may select only one choice'],
 3064: 		   ['stuadd', 'Student may type choices']);
 3065:     foreach my $opt (@options) {
 3066: 	my $checked = ($options =~ m/$opt->[0]/) ? ' checked="checked" ' : '' ;
 3067: 	$output.=('&nbsp;'x5).'<label><input type="checkbox" name="'.
 3068: 	    $field_name.'_'.$opt->[0].'" value="yes"'.$checked.' />'.
 3069: 	    &mt($opt->[1]).'</label> <br />';
 3070:     }
 3071:     return ($output);
 3072: }
 3073: 
 3074: sub setrestrictmeta {
 3075:     my ($r)=@_;
 3076:     my $next_meta;
 3077:     my $output;
 3078:     my $item_num;
 3079:     my $put_result;
 3080:     
 3081:     $r->print(&Apache::loncommon::start_page('Restrict Metadata'));
 3082:     $r->print(&Apache::lonhtmlcommon::breadcrumbs(undef,
 3083: 						    'Restrict Metadata'));
 3084:     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
 3085:     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
 3086:     my $key_base = $env{'course.'.$env{'request.course.id'}.'.'};
 3087:     my $save_field = '';
 3088:     if ($env{'form.restrictmeta'}) {
 3089:         foreach my $field (sort(keys(%env))) {
 3090:             if ($field=~m/^form.(.+)_(.+)$/) {
 3091:                 my $options;
 3092:                 my $meta_field = $1;
 3093:                 my $meta_key = $2;
 3094:                 if ($save_field ne $meta_field) {
 3095:                     $save_field = $meta_field;
 3096:             	    if ($env{'form.'.$meta_field.'_stuadd'}) {
 3097:             	        $options.='stuadd,';
 3098:             	    } 
 3099:             	    if ($env{'form.'.$meta_field.'_onlyone'}) {
 3100:             	        $options.='onlyone,';
 3101:             	    } 
 3102:             	    if ($env{'form.'.$meta_field.'_active'}) {
 3103:             	        $options.='active,';
 3104:             	    }
 3105:                     my $name = $save_field;
 3106:                      $put_result = &Apache::lonnet::put('environment',
 3107:                                                   {'metadata.'.$meta_field.'.options'=>$options,
 3108:                                                    'metadata.'.$meta_field.'.values'=>$env{'form.'.$meta_field.'_values'},
 3109:                                                    },$dom,$crs);
 3110:                 }
 3111:             }
 3112:         }
 3113:     }
 3114:     &Apache::lonnet::coursedescription($env{'request.course.id'});
 3115:     my %metadata_fields = &Apache::lonmeta::fieldnames('portfolio');
 3116:     foreach my $field (sort(keys(%metadata_fields))) {
 3117:         &Apache::lonnet::logthis ($field);
 3118:         if ($field ne 'courserestricted') {
 3119: 	    $output.= &output_row($r, $field, $metadata_fields{$field});
 3120: 	}
 3121:     }
 3122:     $r->print(<<ENDenv);       
 3123:         <form method="post" action="/adm/parmset?action=setrestrictmeta" name="form">
 3124:         <p>
 3125:         $output
 3126:         <input type="submit" name="restrictmeta" value="Update Metadata Restrictions">
 3127:         </form>
 3128: ENDenv
 3129:     $r->print(&Apache::loncommon::end_page());
 3130:     return 'ok';
 3131: }
 3132: ##################################################
 3133: 
 3134: sub defaultsetter {
 3135:     my ($r) = @_;
 3136: 
 3137:     my $start_page = 
 3138: 	&Apache::loncommon::start_page('Parameter Setting Default Actions');
 3139:     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,'Defaults');
 3140:     $r->print(<<ENDDEFHEAD);
 3141: $start_page
 3142: $breadcrumbs
 3143: <form method="post" action="/adm/parmset?action=setdefaults" name="defaultform">
 3144: ENDDEFHEAD
 3145: 
 3146:     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
 3147:     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
 3148:     my @ids=();
 3149:     my %typep=();
 3150:     my %keyp=();
 3151:     my %allparms=();
 3152:     my %allparts=();
 3153:     my %allmaps=();
 3154:     my %mapp=();
 3155:     my %symbp=();
 3156:     my %maptitles=();
 3157:     my %uris=();
 3158:     my %keyorder=&standardkeyorder();
 3159:     my %defkeytype=();
 3160: 
 3161:     &extractResourceInformation(\@ids, \%typep,\%keyp, \%allparms, \%allparts, \%allmaps, 
 3162: 				\%mapp, \%symbp,\%maptitles,\%uris,
 3163: 				\%keyorder,\%defkeytype);
 3164:     if ($env{'form.storerules'}) {
 3165: 	my %newrules=();
 3166: 	my @delrules=();
 3167: 	my %triggers=();
 3168: 	foreach my $key (keys(%env)) {
 3169:             if ($key=~/^form\.(\w+)\_action$/) {
 3170: 		my $tempkey=$1;
 3171: 		my $action=$env{$key};
 3172:                 if ($action) {
 3173: 		    $newrules{$tempkey.'_action'}=$action;
 3174: 		    if ($action ne 'default') {
 3175: 			my ($whichaction,$whichparm)=($action=~/^(.*\_)([^\_]+)$/);
 3176: 			$triggers{$whichparm}.=$tempkey.':';
 3177: 		    }
 3178: 		    $newrules{$tempkey.'_type'}=$defkeytype{$tempkey};
 3179: 		    if (&isdateparm($defkeytype{$tempkey})) {
 3180: 			$newrules{$tempkey.'_days'}=$env{'form.'.$tempkey.'_days'};
 3181: 			$newrules{$tempkey.'_hours'}=$env{'form.'.$tempkey.'_hours'};
 3182: 			$newrules{$tempkey.'_min'}=$env{'form.'.$tempkey.'_min'};
 3183: 			$newrules{$tempkey.'_sec'}=$env{'form.'.$tempkey.'_sec'};
 3184: 		    } else {
 3185: 			$newrules{$tempkey.'_value'}=$env{'form.'.$tempkey.'_value'};
 3186: 			$newrules{$tempkey.'_triggervalue'}=$env{'form.'.$tempkey.'_triggervalue'};
 3187: 		    }
 3188: 		} else {
 3189: 		    push(@delrules,$tempkey.'_action');
 3190: 		    push(@delrules,$tempkey.'_type');
 3191: 		    push(@delrules,$tempkey.'_hours');
 3192: 		    push(@delrules,$tempkey.'_min');
 3193: 		    push(@delrules,$tempkey.'_sec');
 3194: 		    push(@delrules,$tempkey.'_value');
 3195: 		}
 3196: 	    }
 3197: 	}
 3198: 	foreach my $key (keys %allparms) {
 3199: 	    $newrules{$key.'_triggers'}=$triggers{$key};
 3200: 	}
 3201: 	&Apache::lonnet::put('parmdefactions',\%newrules,$dom,$crs);
 3202: 	&Apache::lonnet::del('parmdefactions',\@delrules,$dom,$crs);
 3203: 	&resetrulescache();
 3204:     }
 3205:     my %lt=&Apache::lonlocal::texthash('days' => 'Days',
 3206: 				       'hours' => 'Hours',
 3207: 				       'min' => 'Minutes',
 3208: 				       'sec' => 'Seconds',
 3209: 				       'yes' => 'Yes',
 3210: 				       'no' => 'No');
 3211:     my @standardoptions=('','default');
 3212:     my @standarddisplay=('',&mt('Default value when manually setting'));
 3213:     my @dateoptions=('','default');
 3214:     my @datedisplay=('',&mt('Default value when manually setting'));
 3215:     foreach my $tempkey (&keysindisplayorder(\%allparms,\%keyorder)) {
 3216: 	unless ($tempkey) { next; }
 3217: 	push @standardoptions,'when_setting_'.$tempkey;
 3218: 	push @standarddisplay,&mt('Automatically set when setting ').$tempkey;
 3219: 	if (&isdateparm($defkeytype{$tempkey})) {
 3220: 	    push @dateoptions,'later_than_'.$tempkey;
 3221: 	    push @datedisplay,&mt('Automatically set later than ').$tempkey;
 3222: 	    push @dateoptions,'earlier_than_'.$tempkey;
 3223: 	    push @datedisplay,&mt('Automatically set earlier than ').$tempkey;
 3224: 	} 
 3225:     }
 3226: $r->print(&mt('Manual setting rules apply to all interfaces.').'<br />'.
 3227: 	  &mt('Automatic setting rules apply to table mode interfaces only.'));
 3228:     $r->print("\n<table border='1'><tr><th>".&mt('Rule for parameter').'</th><th>'.
 3229: 	      &mt('Action').'</th><th>'.&mt('Value').'</th></tr>');
 3230:     foreach my $tempkey (&keysindisplayorder(\%allparms,\%keyorder)) {
 3231: 	unless ($tempkey) { next; }
 3232: 	$r->print("\n<tr><td>".$allparms{$tempkey}."\n<br />(".$tempkey.')</td><td>');
 3233: 	my $action=&rulescache($tempkey.'_action');
 3234: 	$r->print('<select name="'.$tempkey.'_action">');
 3235: 	if (&isdateparm($defkeytype{$tempkey})) {
 3236: 	    for (my $i=0;$i<=$#dateoptions;$i++) {
 3237: 		if ($dateoptions[$i]=~/\_$tempkey$/) { next; }
 3238: 		$r->print("\n<option value='$dateoptions[$i]'".
 3239: 			  ($dateoptions[$i] eq $action?' selected="selected"':'').
 3240: 			  ">$datedisplay[$i]</option>");
 3241: 	    }
 3242: 	} else {
 3243: 	    for (my $i=0;$i<=$#standardoptions;$i++) {
 3244: 		if ($standardoptions[$i]=~/\_$tempkey$/) { next; }
 3245: 		$r->print("\n<option value='$standardoptions[$i]'".
 3246: 			  ($standardoptions[$i] eq $action?' selected="selected"':'').
 3247: 			  ">$standarddisplay[$i]</option>");
 3248: 	    }
 3249: 	}
 3250: 	$r->print('</select>');
 3251: 	unless (&isdateparm($defkeytype{$tempkey})) {
 3252: 	    $r->print("\n<br />".&mt('Triggering value(s) of other parameter (optional, comma-separated):').
 3253: 		      '<input type="text" size="20" name="'.$tempkey.'_triggervalue" value="'.&rulescache($tempkey.'_triggervalue').'" />');
 3254: 	}
 3255: 	$r->print("\n</td><td>\n");
 3256: 
 3257:         if (&isdateparm($defkeytype{$tempkey})) {
 3258: 	    my $days=&rulescache($tempkey.'_days');
 3259: 	    my $hours=&rulescache($tempkey.'_hours');
 3260: 	    my $min=&rulescache($tempkey.'_min');
 3261: 	    my $sec=&rulescache($tempkey.'_sec');
 3262: 	    $r->print(<<ENDINPUTDATE);
 3263: <input name="$tempkey\_days" type="text" size="4" value="$days" />$lt{'days'}<br />
 3264: <input name="$tempkey\_hours" type="text" size="4" value="$hours" />$lt{'hours'}<br />
 3265: <input name="$tempkey\_min" type="text" size="4" value="$min" />$lt{'min'}<br />
 3266: <input name="$tempkey\_sec" type="text" size="4" value="$sec" />$lt{'sec'}
 3267: ENDINPUTDATE
 3268: 	} elsif ($defkeytype{$tempkey} eq 'string_yesno') {
 3269:             my $yeschecked='';
 3270:             my $nochecked='';
 3271:             if (&rulescache($tempkey.'_value') eq 'yes') { $yeschecked='checked="checked"'; }
 3272:             if (&rulescache($tempkey.'_value') eq 'no') { $nochecked='checked="checked"'; }
 3273: 
 3274: 	    $r->print(<<ENDYESNO);
 3275: <label><input type="radio" name="$tempkey\_value" value="yes" $yeschecked /> $lt{'yes'}</label><br />
 3276: <label><input type="radio" name="$tempkey\_value" value="no" $nochecked /> $lt{'no'}</label>
 3277: ENDYESNO
 3278:         } else {
 3279: 	    $r->print('<input type="text" size="20" name="'.$tempkey.'_value" value="'.&rulescache($tempkey.'_value').'" />');
 3280: 	}
 3281:         $r->print('</td></tr>');
 3282:     }
 3283:     $r->print("</table>\n<input type='submit' name='storerules' value='".
 3284: 	      &mt('Store Rules')."' /></form>\n".
 3285: 	      &Apache::loncommon::end_page());
 3286:     return;
 3287: }
 3288: 
 3289: ##################################################
 3290: ##################################################
 3291: 
 3292: =pod
 3293: 
 3294: =item * handler
 3295: 
 3296: Main handler.  Calls &assessparms and &crsenv subroutines.
 3297: 
 3298: =cut
 3299: ##################################################
 3300: ##################################################
 3301: #    use Data::Dumper;
 3302: 
 3303: 
 3304: sub handler {
 3305:     my $r=shift;
 3306: 
 3307:     if ($r->header_only) {
 3308: 	&Apache::loncommon::content_type($r,'text/html');
 3309: 	$r->send_http_header;
 3310: 	return OK;
 3311:     }
 3312:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
 3313: 					    ['action','state',
 3314:                                              'pres_marker',
 3315:                                              'pres_value',
 3316:                                              'pres_type',
 3317:                                              'udom','uname','symb','serial']);
 3318: 
 3319: 
 3320:     &Apache::lonhtmlcommon::clear_breadcrumbs();
 3321:     &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/parmset",
 3322: 					    text=>"Parameter Manager",
 3323: 					    faq=>10,
 3324: 					    bug=>'Instructor Interface'});
 3325: 
 3326: # ----------------------------------------------------- Needs to be in a course
 3327:     my $parm_permission =
 3328: 	(&Apache::lonnet::allowed('opa',$env{'request.course.id'}) ||
 3329: 	 &Apache::lonnet::allowed('opa',$env{'request.course.id'}.'/'.
 3330: 				  $env{'request.course.sec'}));
 3331:     if ($env{'request.course.id'} &&  $parm_permission) {
 3332: 
 3333:         # Start Page
 3334:         &Apache::loncommon::content_type($r,'text/html');
 3335:         $r->send_http_header;
 3336: 
 3337: 
 3338:         # id numbers can change on re-ordering of folders
 3339: 
 3340:         &resetsymbcache();
 3341: 
 3342:         #
 3343:         # Main switch on form.action and form.state, as appropriate
 3344:         #
 3345:         # Check first if coming from someone else headed directly for
 3346:         #  the table mode
 3347:         if ((($env{'form.command'} eq 'set') && ($env{'form.url'})
 3348: 	     && (!$env{'form.dis'})) || ($env{'form.symb'})) {
 3349: 	    &assessparms($r);
 3350: 
 3351:         } elsif (! exists($env{'form.action'})) {
 3352:             $r->print(&header());
 3353:             $r->print(&Apache::lonhtmlcommon::breadcrumbs(undef,
 3354: 							 'Parameter Manager'));
 3355:             &print_main_menu($r,$parm_permission);
 3356:         } elsif ($env{'form.action'} eq 'crsenv' && $parm_permission) {
 3357:             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=crsenv',
 3358: 						    text=>"Course Environment"});
 3359:             &crsenv($r); 
 3360:         } elsif ($env{'form.action'} eq 'setoverview' && $parm_permission) {
 3361:             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setoverview',
 3362: 						    text=>"Overview Mode"});
 3363: 	    &overview($r);
 3364:         } elsif ($env{'form.action'} eq 'setrestrictmeta' && $parm_permission) {
 3365:             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setrestrictmeta',
 3366: 						    text=>"Restrict Metadata"});
 3367: 	    &setrestrictmeta($r);
 3368:         } elsif ($env{'form.action'} eq 'newoverview' && $parm_permission) {
 3369:             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setoverview',
 3370: 						    text=>"Overview Mode"});
 3371: 	    &newoverview($r);
 3372:         }  elsif ($env{'form.action'} eq 'setdefaults' && $parm_permission) {
 3373:             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setdefaults',
 3374: 						    text=>"Set Defaults"});
 3375: 	    &defaultsetter($r);
 3376: 	} elsif ($env{'form.action'} eq 'settable' && $parm_permission) {
 3377:             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=settable',
 3378: 						    text=>"Table Mode",
 3379: 						    help => 'Course_Setting_Parameters'});
 3380: 	    &assessparms($r);
 3381:         }
 3382:         
 3383:     } else {
 3384: # ----------------------------- Not in a course, or not allowed to modify parms
 3385: 	$env{'user.error.msg'}=
 3386: 	    "/adm/parmset:opa:0:0:Cannot modify assessment parameters";
 3387: 	return HTTP_NOT_ACCEPTABLE;
 3388:     }
 3389:     return OK;
 3390: }
 3391: 
 3392: 1;
 3393: __END__
 3394: 
 3395: =pod
 3396: 
 3397: =back
 3398: 
 3399: =cut
 3400: 
 3401: 
 3402: 

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