File:  [LON-CAPA] / loncom / interface / courseclassifier.pm
Revision 1.26: download - view: text, annotated - select for diffs
Wed Jan 18 21:24:39 2017 UTC (7 years, 3 months ago) by raeburn
Branches: MAIN
CVS tags: version_2_11_2_uiuc, version_2_11_2_msu, version_2_11_2_educog, version_2_11_2, HEAD
- Helpdesk web form
  - Domain configuration to specify which form fields besides E-mail address,
    Subject, and Description should be shown (some can be required fields).
  - Domain configuration to send submitted form to specified e-mail address(es)
    for user from other domains -- if no recipient set in user's domain for help).
  - Domain configuration to automatically include a specified string in the e-mail
    sent -- either prepended to the subject, or to the body.
  - If form is visited by a logged-in user with a role selected in an official
    course, the user can change the course code in the linked select boxes,
    in order to ask about a different course.

    1: # The LearningOnline Network with CAPA
    2: # Utilities for classifying courses based on institutional code
    3: #
    4: # $Id: courseclassifier.pm,v 1.26 2017/01/18 21:24:39 raeburn 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: # /home/httpd/html/adm/gpl.txt
   24: #
   25: # http://www.lon-capa.org/
   26: #
   27: 
   28: package Apache::courseclassifier;
   29: 
   30: use strict;
   31: use lib '/home/httpd/lib/perl/';
   32: use Apache::lonnet;
   33: use Apache::loncommon;
   34: use Apache::lonlocal;
   35: use LONCAPA;
   36: 
   37: sub retrieve_instcodes {
   38:     my ($coursecodes,$codedom) = @_;
   39:     my $totcodes;
   40:     my %courses = &Apache::lonnet::courseiddump($codedom,'.',1,'.','.','.',
   41:                                                 undef,undef,'Course');
   42:     foreach my $course (keys(%courses)) {
   43:         if (ref($courses{$course}) eq 'HASH') {
   44:             if ($courses{$course}{'inst_code'} ne '') {
   45:                 $$coursecodes{$course} = $courses{$course}{'inst_code'};
   46:                 $totcodes ++;
   47:             }
   48:         }
   49:     }
   50:     return $totcodes;
   51: }
   52: 
   53: sub sort_cats {
   54:     my ($num,$cat_order,$codetitles,$idsarrayref,$sorted) = @_;
   55:     my @unsorted = @{$idsarrayref};
   56:     if (defined($$cat_order{$$codetitles[$num]})) {
   57:         foreach my $item (@{$$cat_order{$$codetitles[$num]}}) {
   58:             if (grep/^\Q$item\E$/,@unsorted) {
   59:                 push(@{$sorted},$item);
   60:             }
   61:         }
   62:     } else {
   63:         @{$sorted} = sort (@unsorted);
   64:     }
   65: }
   66: 
   67: sub recurse_list {
   68:     my ($cid,$codetitles,$codes,$num,$idarrays) = @_;
   69:     if ($num == 0) {
   70:         if (!grep/^$$codes{$cid}{$$codetitles[0]}$/,@{$$idarrays{$$codetitles[0]}}) {
   71:             push @{$$idarrays{$$codetitles[0]}}, $$codes{$cid}{$$codetitles[0]};
   72:         }
   73:     } elsif ($num == 1) {
   74:         if (defined($$idarrays{$$codetitles[1]}{$$codes{$cid}{$$codetitles[0]}})) {
   75:             if (!grep/^$$codes{$cid}{$$codetitles[1]}$/,@{$$idarrays{$$codetitles[1]}{$$codes{$cid}{$$codetitles[0]}}}) {
   76:                 push @{$$idarrays{$$codetitles[1]}{$$codes{$cid}{$$codetitles[0]}}}, $$codes{$cid}{$$codetitles[1]};
   77:             }
   78:         } else {
   79:             @{$$idarrays{$$codetitles[1]}{$$codes{$cid}{$$codetitles[0]}}} = ("$$codes{$cid}{$$codetitles[1]}");
   80:         }
   81:     } elsif ($num == 2) {
   82:         if (defined($$idarrays{$$codetitles[2]}{$$codes{$cid}{$$codetitles[0]}})) {
   83:             if (defined($$idarrays{$$codetitles[2]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}})) {
   84:                 if (!grep/^$$codes{$cid}{$$codetitles[2]}$/,@{$$idarrays{$$codetitles[2]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}}) {
   85:                     push @{$$idarrays{$$codetitles[2]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}}, $$codes{$cid}{$$codetitles[2]};
   86:                 }
   87:             } else {
   88:                 @{$$idarrays{$$codetitles[2]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}} = ("$$codes{$cid}{$$codetitles[2]}");            }
   89:         } else {
   90:             %{$$idarrays{$$codetitles[2]}{$$codes{$cid}{$$codetitles[0]}}} = ();
   91:             @{$$idarrays{$$codetitles[2]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}} = ("$$codes{$cid}{$$codetitles[2]}");
   92:         }
   93:     } elsif ($num == 3) {
   94:         if (defined($$idarrays{$$codetitles[3]}{$$codes{$cid}{$$codetitles[0]}})) {
   95:             if (defined($$idarrays{$$codetitles[3]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}})) {
   96:                 if (defined($$idarrays{$$codetitles[3]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}})) {
   97:                     if (!grep/^$$codes{$cid}{$$codetitles[3]}$/,@{$$idarrays{$$codetitles[3]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}}}) {
   98:                         push @{$$idarrays{$$codetitles[3]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}}}, $$codes{$cid}{$$codetitles[3]};
   99:                     }
  100:                 } else {
  101:                     @{$$idarrays{$$codetitles[3]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}}} = ("$$codes{$cid}{$$codetitles[3]}");
  102:                 }
  103:             } else {
  104:                 %{$$idarrays{$$codetitles[3]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}} = ();
  105:                 @{$$idarrays{$$codetitles[3]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}}} = ("$$codes{$cid}{$$codetitles[3]}");
  106:             }
  107:         } else {
  108:             %{$$idarrays{$$codetitles[3]}{$$codes{$cid}{$$codetitles[0]}}} = ();
  109:             %{$$idarrays{$$codetitles[3]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}} = ();
  110:             @{$$idarrays{$$codetitles[3]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}}} = ("$$codes{$cid}{$$codetitles[3]}");
  111:         }
  112:     } elsif ($num == 4) {
  113:         if (defined($$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}})) {
  114:             if (defined($$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}})) {
  115:                 if (defined($$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}})) {
  116:                     if (defined($$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}}{$$codes{$cid}{$$codetitles[3]}})) {
  117:                         if (!grep/^$$codes{$cid}{$$codetitles[4]}$/,@{$$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}}{$$codes{$cid}{$$codetitles[3]}}}) {
  118:                             push @{$$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}}{$$codes{$cid}{$$codetitles[3]}}}, $$codes{$cid}{$$codetitles[4]};
  119:                         }
  120:                     } else {
  121:                         @{$$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}}{$$codes{$cid}{$$codetitles[3]}}} = ("$$codes{$cid}{$$codetitles[4]}");
  122:                     }
  123:                 } else {
  124:                     %{$$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}}} = ();
  125:                     @{$$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}}{$$codes{$cid}{$$codetitles[3]}}} = ("$$codes{$cid}{$$codetitles[4]}");
  126:                 }
  127:             } else {
  128:                 %{$$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}} = ();
  129:                 %{$$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}}} = ();
  130:                 @{$$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}}{$$codes{$cid}{$$codetitles[3]}}} = ("$$codes{$cid}{$$codetitles[4]}");
  131:             }
  132:         } else {
  133:             %{$$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}}} = ();
  134:             %{$$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}} = ();
  135:             %{$$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[2]}}} = ();
  136:             @{$$idarrays{$$codetitles[4]}{$$codes{$cid}{$$codetitles[0]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[1]}}{$$codes{$cid}{$$codetitles[3]}}} = ("$$codes{$cid}{$$codetitles[3]}");
  137:         }
  138:     }
  139:     $num ++;
  140:     if ($num <@{$codetitles}) {
  141:         &recurse_list($cid,$codetitles,$codes,$num,$idarrays);
  142:     }
  143: }
  144: 
  145: sub build_code_selections {
  146:     my ($codes,$codetitles,$cat_titles,$cat_order,$idlist,$idnums,$idlist_titles) = @_;
  147:     my %idarrays = ();
  148:     for (my $i=1; $i<@{$codetitles}; $i++) {
  149:         %{$idarrays{$$codetitles[$i]}} = ();
  150:     }
  151:     foreach my $cid (sort(keys(%{$codes}))) {
  152:         &recurse_list($cid,$codetitles,$codes,0,\%idarrays);
  153:     }
  154:     for (my $num=0; $num<@{$codetitles}; $num++) {
  155:         if ($num == 0) {
  156:             my @contents = ();
  157:             my @contents_titles = ();
  158:             &sort_cats($num,$cat_order,$codetitles,\@{$idarrays{$$codetitles[0]}},\@contents);
  159:             if (defined($$cat_titles{$$codetitles[0]})) {
  160:                 foreach (@contents) {
  161:                     push @contents_titles, $$cat_titles{$$codetitles[0]}{$_};
  162:                 }
  163:             }
  164:             $$idlist{$$codetitles[0]} = join('","',@contents);
  165:             $$idnums{$$codetitles[0]} = scalar(@contents);
  166:             if (defined($$cat_titles{$$codetitles[0]})) {
  167:                 $$idlist_titles{$$codetitles[0]} = join('","',@contents_titles);
  168:             }
  169:         } elsif ($num == 1) {
  170:             %{$$idlist{$$codetitles[1]}} = ();
  171:             %{$$idlist_titles{$$codetitles[1]}} = ();
  172:             foreach my $key_a (keys(%{$idarrays{$$codetitles[1]}})) {
  173:                 my @sorted_a = ();
  174:                 my @sorted_a_titles = ();
  175:                 &sort_cats($num,$cat_order,$codetitles,\@{$idarrays{$$codetitles[1]}{$key_a}},\@sorted_a);
  176:                 if (defined($$cat_titles{$$codetitles[1]})) {
  177:                     foreach (@sorted_a) {
  178:                         push @sorted_a_titles, $$cat_titles{$$codetitles[1]}{$_};
  179:                     }
  180:                 }
  181:                 $$idlist{$$codetitles[1]}{$key_a} = join('","',@sorted_a);
  182:                 $$idnums{$$codetitles[1]}{$key_a} = scalar(@sorted_a);
  183:                 if (defined($$cat_titles{$$codetitles[1]})) {
  184:                     $$idlist_titles{$$codetitles[1]}{$key_a} = join('","',@sorted_a_titles);
  185:                 }
  186:             }
  187:         } elsif ($num == 2) {
  188:             %{$$idlist{$$codetitles[2]}} = ();
  189:             %{$$idlist_titles{$$codetitles[2]}} = ();
  190:             foreach my $key_a (keys(%{$idarrays{$$codetitles[2]}})) {
  191:                 %{$$idlist{$$codetitles[2]}{$key_a}} = ();
  192:                 %{$$idlist_titles{$$codetitles[2]}{$key_a}} = ();
  193:                 foreach my $key_b (keys(%{$idarrays{$$codetitles[2]}{$key_a}})) {
  194:                     my @sorted_b = ();
  195:                     my @sorted_b_titles = ();
  196:                     &sort_cats($num,$cat_order,$codetitles,\@{$idarrays{$$codetitles[2]}{$key_a}{$key_b}},\@sorted_b);
  197:                     if (defined($$cat_titles{$$codetitles[2]})) {
  198:                         foreach (@sorted_b) {
  199:                             push @sorted_b_titles, $$cat_titles{$$codetitles[2]}{$_};
  200:                         }
  201:                     }
  202:                     $$idlist{$$codetitles[2]}{$key_a}{$key_b} = join('","',@sorted_b);
  203:                     $$idnums{$$codetitles[2]}{$key_a}{$key_b} = scalar(@sorted_b);
  204:                     if (defined($$cat_titles{$$codetitles[2]})) {
  205:                         $$idlist_titles{$$codetitles[2]}{$key_a}{$key_b} = join('","',@sorted_b_titles);
  206:                     }
  207:                 }
  208:             }
  209:         } elsif ($num == 3) {
  210:             %{$$idlist{$$codetitles[3]}} = ();
  211:             foreach my $key_a (keys(%{$idarrays{$$codetitles[3]}})) {
  212:                 %{$$idlist{$$codetitles[3]}{$key_a}} = ();
  213:                 foreach my $key_b (keys(%{$idarrays{$$codetitles[3]}{$key_a}})) {
  214:                     %{$$idlist{$$codetitles[3]}{$key_a}{$key_b}} = ();
  215:                     foreach my $key_c (keys(%{$idarrays{$$codetitles[3]}{$key_a}{$key_b}})) {
  216:                         my @sorted_c = ();
  217:                         my @sorted_c_titles = ();
  218:                         &sort_cats($num,$cat_order,$codetitles,\@{$idarrays{$$codetitles[3]}{$key_a}{$key_b}{$key_c}},\@sorted_c);
  219:                         if (defined($$cat_titles{$$codetitles[3]})) {
  220:                             foreach (@sorted_c) {
  221:                                 push @sorted_c_titles, $$cat_titles{$$codetitles[3]}{$_};
  222:                             }
  223:                         }
  224:                         $$idlist{$$codetitles[3]}{$key_a}{$key_b}{$key_c} = join('","',@sorted_c);
  225:                         $$idnums{$$codetitles[3]}{$key_a}{$key_b}{$key_c} = scalar(@sorted_c);
  226:                         if (defined($$cat_titles{$$codetitles[3]})) {
  227:                             $$idlist_titles{$$codetitles[3]}{$key_a}{$key_b}{$key_c} = join('","',@sorted_c_titles);
  228:                         }
  229:                     }
  230:                 }
  231:             }
  232:         } elsif ($num == 4) {
  233:             %{$$idlist{$$codetitles[4]}} = ();
  234:             foreach my $key_a (keys(%{$idarrays{$$codetitles[4]}})) {
  235:                 %{$$idlist{$$codetitles[4]}{$key_a}} = ();
  236:                 foreach my $key_b (keys(%{$idarrays{$$codetitles[4]}{$key_a}})) {
  237:                     %{$$idlist{$$codetitles[4]}{$key_a}{$key_b}} = ();
  238:                     foreach my $key_c (keys(%{$idarrays{$$codetitles[4]}{$key_a}{$key_b}})) {
  239:                         %{$$idlist{$$codetitles[4]}{$key_a}{$key_b}{$key_c}} = ();
  240:                         foreach my $key_d (keys(%{$idarrays{$$codetitles[4]}{$key_a}{$key_b}{$key_c}})) {
  241:                             my @sorted_d = ();
  242:                             my @sorted_d_titles = ();
  243:                             &sort_cats($num,$cat_order,$codetitles,$idarrays{$$codetitles[4]}{$key_a}{$key_b}{$key_c}{$key_d},\@sorted_d);
  244:                             if (defined($$cat_titles{$$codetitles[4]})) {
  245:                                 foreach (@sorted_d) {
  246:                                     push @sorted_d_titles, $$cat_titles{$$codetitles[4]}{$_};
  247:                                 }
  248:                             }
  249:                             $$idlist{$$codetitles[4]}{$key_a}{$key_b}{$key_c}{$key_d} = join('","',@sorted_d);
  250:                             $$idnums{$$codetitles[4]}{$key_a}{$key_b}{$key_c}{$key_d} = scalar(@sorted_d);
  251:                             if (defined($$cat_titles{$$codetitles[4]})) {
  252:                                 $$idlist_titles{$$codetitles[3]}{$key_a}{$key_b}{$key_c}{$key_d} = join('","',@sorted_d_titles);
  253:                             }
  254:                         }
  255:                     }
  256:                 }
  257:             }
  258:         }
  259:     }
  260: }
  261: 
  262: sub javascript_code_selections {
  263:     my ($formname,$codetitlesref,$knowncodes,$sectionlist) = @_;
  264:     return unless (ref($codetitlesref) eq 'ARRAY');
  265:     my @codetitles = @{$codetitlesref};
  266:     my $numtitles = @codetitles;
  267:     my %lt = &Apache::lonlocal::texthash(
  268:                       Select => 'Select',
  269:                       Pick   => 'Pick',
  270:              );
  271:     my $output = (<<END_OF_BLOCK);
  272:  var display = new Array($numtitles)
  273:  if (caller == "" || caller == "$codetitles[0]") {
  274:      if (caller == "") {
  275:          document.$formname.Year.length = 0
  276:          document.$formname.Year.options[0] = new Option("$lt{'Select'}","-1",true,true)
  277:          display[0] = new Array(idyears.length)
  278:          for (var i=0; i<idyears.length; i++) {
  279:              display[0][i] = idyears[i]
  280:              if (longtitles[0] == 1) {
  281:                  if (idyearslongs[i] != "") {
  282:                      display[0][i] = idyearslongs[i]
  283:                  }
  284:              }
  285:              else {
  286:                  if (idyearslongs[i] != "") {
  287:                      display[0][i] = idyears[i]
  288:                  }
  289:              }
  290:              document.$formname.Year.options[i+1] = new Option(display[0][i],idyears[i],false,false)
  291:          }
  292:          document.$formname.Year.selectedIndex = 0;
  293:      }
  294:      document.$formname.Semester.length = 0
  295:      document.$formname.Department.length = 0;
  296:      document.$formname.Number.length = 0
  297:      document.$formname.Department.options[0] = new Option("<-$lt{'Pick'} $codetitles[1]","-1",true,true)
  298:      document.$formname.Number.options[0] = new Option("<-$lt{'Pick'} $codetitles[2]","-1",true,true)
  299:      if (idyr == 0 || caller == "") {
  300:          document.$formname.Semester.options[0] = new Option("<-$lt{'Pick'} $codetitles[0]","-1",true,true)
  301:      }
  302:      else {
  303:          document.$formname.Semester.options[0] = new Option("$lt{'Select'}","-1",true,true)
  304:          display[1] = new Array(idsems[idyr-1].length)
  305:          for (var i=0; i<idsems[idyr-1].length; i++) {
  306:              display[1][i] = idsems[idyr-1][i]
  307:              if (longtitles[1] == 1) {
  308:                  if (idsemslongs[idyr-1][i] != "") {
  309:                      display[1][i] = idsemslongs[idyr-1][i]
  310:                  }
  311:              }
  312:              document.$formname.Semester.options[i+1] = new Option(display[1][i],idsems[idyr-1][i],false,false)
  313:          }
  314:      }
  315:      document.$formname.Semester.selectedIndex = 0;
  316:  }
  317:  if (caller == "$codetitles[1]") {
  318:    document.$formname.Department.length = 0
  319:    document.$formname.Number.length = 0
  320:    document.$formname.Number.options[0] = new Option("<-Pick $codetitles[2]","-1",true,true)
  321:    if (idsem == 0) {
  322:      document.$formname.Department.options[0] = new Option("<-$lt{'Pick'} $codetitles[1]","-1",true,true)
  323:    }
  324:    else {
  325:     document.$formname.Department.options[0] = new Option("$lt{'Select'}","-1",true,true)
  326:     display[2] = new Array(idcodes[idyr-1][idsem-1].length)
  327:     for (var i=0; i<idcodes[idyr-1][idsem-1].length; i++) {
  328:       display[2][i] = idcodes[idyr-1][idsem-1][i]
  329:       if (longtitles[2] == 1) {
  330:           if (idcodeslongs[idyr-1][idsem-1][i] != "") {
  331:               display[2][i] = idcodeslongs[idyr-1][idsem-1][i]
  332:           }
  333:       }
  334:       document.$formname.Department.options[i+1] = new Option(display[2][i],idcodes[idyr-1][idsem-1][i],false,false)
  335:     }
  336:    }
  337:    document.$formname.Department.selectedIndex = 0
  338:  }
  339:  if (caller == "$codetitles[2]") {
  340:    document.$formname.Number.length = 0
  341:    if (iddept == 0) {
  342:      document.$formname.Number.options[0] = new Option("<-$lt{'Pick'} $codetitles[2]","-1",true,true)
  343:    }
  344:    else {
  345:     document.$formname.Number.options[0] = new Option("Select","-1",true,true)
  346:     display[3] = new Array (idcourses[idyr-1][idsem-1][iddept-1].length)
  347:     for (var i=0; i<idcourses[idyr-1][idsem-1][iddept-1].length; i++) {
  348:       display[3][i] = idcourses[idyr-1][idsem-1][iddept-1][i]
  349:       if (longtitles[3] == 1) {
  350:         if (idcourseslongs[idyr-1][idsem-1][iddept-1][i] != "") {
  351:             display[3][i] = idcourseslongs[idyr-1][idsem-1][iddept-1][i]
  352:         }
  353:       }
  354:       document.$formname.Number.options[i+1] = new Option(display[3][i],idcourses[idyr-1][idsem-1][iddept-1][i],false,false)
  355:     }
  356:    }
  357:    document.$formname.Number.selectedIndex = 0
  358:  }
  359: }
  360: END_OF_BLOCK
  361: 
  362:     if ((ref($knowncodes) eq 'HASH') && (keys(%{$knowncodes}) > 0)) {
  363:         my @standardnames = &Apache::loncommon::get_standard_codeitems();
  364:         my (%local_to_standard,$currstr);
  365:         for (my $i=0; $i<@codetitles; $i++) {
  366:             $local_to_standard{$codetitles[$i]} = $standardnames[$i];
  367:         }
  368:         $output .= <<"ENDJS";
  369: 
  370: function initialize_codes() {
  371: ENDJS
  372:         for (my $i=0; $i<@codetitles-1; $i++) {
  373:             my $item = $local_to_standard{$codetitles[$i]};
  374:             $currstr .= $knowncodes->{$codetitles[$i]};
  375:             if ($knowncodes->{$codetitles[$i]} != -1) {
  376:                 $output .= '
  377:     for (var j=0; j<document.'.$formname.'.'.$item.'.length; j++) {
  378:         if (document.'.$formname.'.'.$item.'[j].value == "'.$knowncodes->{$codetitles[$i]}.'") {
  379:             document.'.$formname.'.'.$item.'.selectedIndex = j;
  380:         }
  381:     }
  382: ';
  383:             }
  384:             $output .= '   courseSet('."'$codetitles[$i]'".')'."\n";
  385:         }
  386:         my $lastcodetitle =  $local_to_standard{$codetitles[-1]};
  387:         $currstr .= $knowncodes->{$codetitles[-1]};
  388:         if ($knowncodes->{$codetitles[-1]} != -1) {
  389:             $output .= '
  390:     for (var j=0; j<document.'.$formname.'.'.$lastcodetitle.'.length; j++) {
  391:         if (document.'.$formname.'.'.$lastcodetitle.'[j].value == "'.$knowncodes->{$codetitles[-1]}.'") {
  392:             document.'.$formname.'.'.$lastcodetitle.'.selectedIndex = j;
  393:         }
  394:     }
  395: ';
  396:         }
  397:         $output .= "    return;\n}\n";
  398:         if ($sectionlist) {
  399:             $output .= '
  400: function toggleSecVis() {
  401:     var currcode = "";
  402:     var crscode = '."'$currstr'".';
  403: ';
  404:             for (my $i=0; $i<@codetitles-1; $i++) {
  405:                 my $item = $local_to_standard{$codetitles[$i]};
  406:                 $output .= 'currcode += document.'.$formname.'.'.$item.'.options[document.'.$formname.'.'.$item.'.selectedIndex].value;'."\n";
  407:             }
  408:             my $lastcodetitle =  $local_to_standard{$codetitles[-1]};
  409:             if ($lastcodetitle ne '') {
  410:                 if ($knowncodes->{$codetitles[-1]} != -1) {
  411:                     $output .= 'currcode += document.'.$formname.'.'.$lastcodetitle.'.options[document.'.$formname.'.'.$lastcodetitle.'.selectedIndex].value;'."\n";
  412:                 }
  413:             }
  414:             $output .= <<"ENDSEC";
  415:     var showlist = 'none';
  416:     var showbox = 'inline';
  417:     if ((crscode != '') && (currcode == crscode)) {
  418:         showlist = 'inline';
  419:         showbox = 'none';
  420:     }
  421:     alert("crscode is ||"+crscode+"|| and currcode is ||"+currcode+"|| and showlist is ||"+showlist+"|| and showbox is ||"+showbox+"||");
  422:     if (document.getElementById('LC_helpdesk_sectionlist')) {
  423:         document.getElementById('LC_helpdesk_sectionlist').style.display = showlist;
  424:     }
  425:     if (document.getElementById('LC_helpdesk_section')) {
  426:         document.getElementById('LC_helpdesk_section').style.display = showbox;
  427:     }
  428:     return;
  429: }
  430: 
  431: ENDSEC
  432: 
  433:         }
  434:     } else {
  435:         $output .= <<"END_OF_JS";
  436: 
  437: function initialize_codes() {
  438:     courseSet();
  439:     return;
  440: }
  441: END_OF_JS
  442:     }
  443:     return $output;
  444: }
  445: 
  446: sub javascript_definitions {
  447:     my ($codetitles,$idlist,$idlist_titles,$idnums,$cat_titles) = @_;
  448:     my $numtitles = @{$codetitles};
  449:     my $longtitles = [];
  450:     for (my $i=0; $i<$numtitles; $i++) {
  451:        if (defined($cat_titles->{$codetitles->[$i]})) {
  452:            $longtitles->[$i] = 1;
  453:        } else {
  454:            $longtitles->[$i] = 0;
  455:        }
  456:     }
  457:     my $scripttext;
  458:     if ($longtitles->[0]) {
  459:         $scripttext =
  460:           qq|      var idyearslongs = new Array("$idlist_titles->{$codetitles->[0]}")\n|;
  461:     }
  462:     $scripttext .=
  463:           "      var idsems = new Array ($idnums->{$codetitles->[0]})\n";
  464:     if ($longtitles->[1]) {
  465:         $scripttext .=
  466:           "      var idsemslongs = new Array ($idnums->{$codetitles->[0]})\n";    }
  467:     $scripttext .=
  468:           "      var idcodes = new Array ($idnums->{$codetitles->[0]})\n";
  469:     if ($longtitles->[2]) {
  470:         $scripttext .=
  471:           "      var idcodeslongs = new Array ($idnums->{$codetitles->[0]})\n";
  472:     }
  473:     $scripttext .=
  474:           "      var idcourses = new Array ($idnums->{$codetitles->[0]})\n";
  475:     if ($longtitles->[3]) {
  476:         $scripttext .=
  477:           "      var idcourseslongs =  new Array ($idnums->{$codetitles->[0]})\n";
  478:     }
  479:     my @sort_a = split/","/,$idlist->{$codetitles->[0]};
  480:     for (my $j=0; $j<@sort_a; $j++) {
  481:         $scripttext .= qq| idsems[$j] = new Array("$idlist->{$codetitles->[1]}{$sort_a[$j]}")\n|;
  482:         if ($longtitles->[1]) {
  483:             $scripttext .= qq| idsemslongs[$j] = new Array("$idlist_titles->{$codetitles->[1]}{$sort_a[$j]}")\n|;
  484:         }
  485:         $scripttext .= qq| idcodes[$j] = new Array($idnums->{$codetitles->[1]}{$sort_a[$j]})\n|;
  486:         if ($longtitles->[2]) {
  487:             $scripttext .= qq| idcodeslongs[$j] = new Array($idnums->{$codetitles->[1]}{$sort_a[$j]})\n|;
  488:         }
  489:         $scripttext .= qq| idcourses[$j] = new Array($idnums->{$codetitles->[1]}{$sort_a[$j]})\n|;
  490:         if ($longtitles->[3]) {
  491:             $scripttext .= qq| idcourseslongs[$j] = new Array($idnums->{$codetitles->[1]}{$sort_a[$j]})\n|;
  492:         }
  493:         my @sort_b = split/","/,$idlist->{$codetitles->[1]}{$sort_a[$j]};
  494:         for (my $k=0; $k<@sort_b; $k++) {
  495:             my $idcode_entry = $idlist->{$codetitles->[2]}{$sort_a[$j]}{$sort_b[$k]};
  496:             $scripttext .= qq| idcodes[$j][$k] = new Array("$idcode_entry")\n|;
  497:             if ($longtitles->[2]) {
  498:                 my $idcodelong_entry = $idlist_titles->{$codetitles->[2]}{$sort_a[$j]}{$sort_b[$k]};
  499:                 $scripttext .= qq| idcodeslongs[$j][$k] = new Array("$idcodelong_entry")\n|;
  500:             }
  501:             $scripttext .= qq| idcourses[$j][$k] = new Array($idnums->{$codetitles->[2]}{$sort_a[$j]}{$sort_b[$k]})\n|;
  502:             if ($longtitles->[3]) {
  503:                 $scripttext .= qq| idcourseslongs[$j][$k] = new Array($idnums->{$codetitles->[2]}{$sort_a[$j]}{$sort_b[$k]})\n|;
  504:             }
  505:             my @sort_c = split/","/,$idlist->{$codetitles->[2]}{$sort_a[$j]}{$sort_b[$k]};
  506:             for (my $l=0; $l<@sort_c; $l++) {
  507:                 my $idcourse_entry = $idlist->{$codetitles->[3]}{$sort_a[$j]}{$sort_b[$k]}{$sort_c[$l]};
  508:                 $scripttext .= qq| idcourses[$j][$k][$l] = new Array("$idcourse_entry")\n|;
  509:                 if ($longtitles->[3]) {
  510:                     my $idcourselong_entry = $idlist_titles->{$codetitles->[3]}{$sort_a[$j]}{$sort_b[$k]}{$sort_c[$l]};
  511:                     $scripttext .= qq| idcourseslongs[$j][$k][$l] = new Array("$idcourselong_entry")\n|;
  512:                 }
  513:             }
  514:         }
  515:     }
  516:     return ($scripttext,$longtitles);
  517: }
  518: 
  519: sub courseset_js_start {
  520:     my ($formname,$longtitles_str,$allidlist) = @_;
  521:     my $output = <<END;
  522: 
  523: function courseSet(caller) {
  524:     var longtitles = new Array ("$longtitles_str");
  525:     var idyr = document.$formname.Year.selectedIndex
  526:     var idsem  = document.$formname.Semester.selectedIndex
  527:     var iddept = document.$formname.Department.selectedIndex
  528:     var idclass = document.$formname.Number.selectedIndex
  529:     var idyears = new Array("$allidlist");
  530: END
  531:     return $output;
  532: }
  533: 
  534: sub instcode_selectors_data {
  535:     my ($codedom,$formname,$cat_items,$codetitles,$cat_titles,$cat_order,$officialjs) = @_;
  536:     my ($jscript,%coursecodes,%codes,%idlist,%idnums,%idlist_titles,
  537:         %by_year,%by_sem,%by_dept);
  538:     my ($numtitles,$lasttitle);
  539:     my $caller = 'global';
  540:     my $totcodes = &retrieve_instcodes(\%coursecodes,$codedom);
  541:     if ($totcodes > 0) {
  542:         if (&Apache::lonnet::auto_instcode_format($caller,$codedom,\%coursecodes,
  543:                            \%codes,$codetitles,$cat_titles,$cat_order) eq 'ok') {
  544:             &build_code_selections(\%codes,$codetitles,$cat_titles,$cat_order,
  545:                                    \%idlist,\%idnums,\%idlist_titles);
  546:             my ($scripttext,$longtitles) = 
  547:                 &javascript_definitions($codetitles,\%idlist,\%idlist_titles,
  548:                                         \%idnums,$cat_titles);
  549:             my $longtitles_str = join('","',@{$longtitles});
  550:             my $allidlist = $idlist{$codetitles->[0]};
  551:             $numtitles = @{$codetitles};
  552:             $lasttitle = $numtitles;
  553:             if ($numtitles > 4) {
  554:                 $lasttitle = 4;
  555:             }
  556:             if ($numtitles == 0) {
  557:                 if (!defined($env{'form.state'})) {
  558:                     $env{'form.state'} = 'listing';
  559:                 }
  560:             } else {
  561:                 my @data = ('top');
  562:                 for (my $k=0; $k<$lasttitle; $k++) {
  563:                     my $cat = $codetitles->[$k];
  564:                     my $level = 1;
  565:                     $level = &recurse_options($codetitles->[$k],$idlist{$codetitles->[$k]},$level,$cat,$cat_items,\@data,\%by_year,\%by_sem,\%by_dept);
  566:                 }
  567:                 $scripttext .= &build_javascript(\%by_year,\%by_sem,\%by_dept,$cat_order,$codetitles);
  568:                 if ($officialjs) {
  569:                     $jscript .= '
  570: 
  571: function toggleOfficial() {
  572:    var choice; 
  573:    for (var i=0; i<document.'.$formname.'.official.length; i++) {
  574:        if (document.'.$formname.'.official[i].checked) {
  575:            choice = document.'.$formname.'.official[i].value;
  576:        }
  577:    }
  578:    if (choice == "off") {
  579:        if (document.getElementById("instcodes")) {
  580:            document.getElementById("instcodes").style.display = "none";
  581:        }';
  582:                     for (my $i=0; $i<@{$codetitles}-1; $i++) {
  583:                         $jscript .= '
  584:        document.'.$formname.'.'.$codetitles->[$i].'.selectedIndex = 0;';
  585:                     }
  586:     $jscript .= '
  587:    } else {
  588:        if (document.getElementById("instcodes")) { 
  589:            document.getElementById("instcodes").style.display = "block";
  590:        }
  591:    }
  592: }
  593: 
  594: function setOfficial(caller) {
  595:    if (typeof(caller) != "undefined") {
  596:        if (caller.options[caller.selectedIndex].value != 0) {
  597:            if (document.'.$formname.'.official.length > 0) {
  598:                for (var j=0; j<document.'.$formname.'.official.length; j++) {
  599:                    if (document.'.$formname.'.official[j].value == "on") {
  600:                        document.'.$formname.'.official[j].checked = true;
  601:                    }
  602:                }
  603:             }
  604:         }
  605:     }
  606:     return;
  607: }
  608: 
  609: ';
  610: 
  611:                     $officialjs = 'setOfficial(caller);';
  612:                 }
  613:                 $jscript .= &javascript_select_filler($formname,$scripttext,$codetitles,$longtitles_str,$allidlist,$officialjs);
  614:                 if ($env{'form.state'} eq 'listing') {
  615:                     my @standardnames = &Apache::loncommon::get_standard_codeitems();
  616:                     my %local_to_standard;
  617:                     if (ref($codetitles) eq 'ARRAY') {
  618:                         for (my $i=0; $i<@{$codetitles}; $i++) {
  619:                             $local_to_standard{$codetitles->[$i]} = $standardnames[$i];
  620:                         }
  621:                     }
  622:                     $jscript .= '
  623: function setElements() {
  624: ';
  625:                     for (my $i=0; $i<@{$codetitles}-1; $i++) {
  626:                         my $item = $local_to_standard{$codetitles->[$i]};
  627:                         if ($env{'form.'.$item} != -1) {
  628:                             $jscript .= '
  629:     for (var j=0; j<document.'.$formname.'.'.$item.'.length; j++) {
  630:         if (document.'.$formname.'.'.$item.'[j].value == "'.$env{'form.'.$item}.'") {
  631:             document.'.$formname.'.'.$item.'.selectedIndex = j;
  632:         }
  633:     }
  634: ';
  635:                         }
  636:                     }
  637:                     $jscript .= '   courseSet()'."\n";
  638:                     my $lastcodetitle =  $local_to_standard{$codetitles->[-1]};
  639:                     if ($env{'form.'.$lastcodetitle} != -1) {
  640:                         $jscript .= '
  641:     for (var j=0; j<document.'.$formname.'.'.$lastcodetitle.'.length; j++) {
  642:         if (document.'.$formname.'.'.$lastcodetitle.'[j].value == "'.$env{'form.'.$lastcodetitle}.'") {
  643:             document.'.$formname.'.'.$lastcodetitle.'.selectedIndex = j;
  644:         }
  645:     }
  646: ';
  647:                     }
  648:                     $jscript .= '}';
  649:                 }
  650:             }
  651:         }
  652:     }
  653:     return ($jscript,$totcodes,$numtitles,$lasttitle);
  654: }
  655: 
  656: sub build_instcode_selectors {
  657:     my ($numtitles,$lasttitle,$cat_items,$codetitles,$cat_titles,$cat_order,$official,$class,$id,$noedit) = @_;
  658:     my $output;
  659:     my @standardnames = &Apache::loncommon::get_standard_codeitems();
  660:     if ($numtitles > 0) {
  661:         my $style;
  662:         if ($official eq 'off') {
  663:             $style = ' style="display: none"';
  664:         }
  665:         if ($id eq '') {
  666:             $id = 'instcodes';
  667:         }
  668:         my $disabled;
  669:         if ($noedit) {
  670:             $disabled = ' disabled="disabled"';
  671:         }
  672:         $output .= '<div id="'.$id.'"'.$style.'><table><tr>';
  673:         for (my $k=0; $k<$lasttitle-1; $k++) {
  674:             my (@items,@unsorted);
  675:             if (ref($cat_items->{$codetitles->[$k]}) eq 'ARRAY') {
  676:                 @unsorted = @{$cat_items->{$codetitles->[$k]}};
  677:             }
  678:             &sort_cats($k,$cat_order,$codetitles,\@unsorted,\@items);
  679:             my @longitems;
  680:             if (defined($cat_titles->{$codetitles->[$k]})) {
  681:                 foreach my $item (@items) {
  682:                     push(@longitems,$cat_titles->{$codetitles->[$k]}{$item});
  683:                 }
  684:             } else {
  685:                 @longitems = @items;
  686:             }
  687:             $output .= '<td align="center">'.$codetitles->[$k].'<br />'."\n".
  688:                        '<select name="'.$standardnames[$k].'" onchange="courseSet(this)"';
  689:             if ($class) {
  690:                 $output .= ' class="'.$class.'"';
  691:             }
  692:             $output .= $disabled.'>'."\n".'<option value="0">'.&mt('All').'</option>'."\n";
  693:             for (my $i=0; $i<@items; $i++) {
  694:                 if ($longitems[$i] eq '') {
  695:                     $longitems[$i] = $items[$i];
  696:                 }
  697:                 $output .= ' <option value="'.$items[$i].'">'.$longitems[$i].'</option>';
  698:             }
  699:             $output .= '</select></td>';
  700:         }
  701:         $output .= '<td align="center">'.$codetitles->[$lasttitle-1].'<br />'."\n".
  702:                    '<select name="'.$standardnames[$lasttitle-1].'"';
  703:         if ($class) {
  704:             $output .= ' class="'.$class.'"';
  705:         }
  706:         $output .= $disabled.'>'."\n".
  707:                    '<option value="0">'.&mt('All')."\n".
  708:                    '</option>'."\n".'</select>'."\n".
  709:                    '</td></tr></table>'."\n";
  710:         if ($numtitles > 4) {
  711:             $output .= '<br /><br />'.$codetitles->[$numtitles-1].'<br />'."\n".
  712:                        '<input type="text" name="'.$standardnames[$numtitles-1].
  713:                        '"'.$disabled.' /><br />'."\n";
  714:         }
  715:         $output .= '</div>';
  716:     }
  717:     return $output;
  718: }
  719: 
  720: sub instcode_selectors {
  721:     my ($codedom,$formname,$officialjs,$codetitles) = @_;
  722:     my ($output,%cat_titles,%cat_order,%cat_items);
  723:     my ($jscript,$totcodes,$numtitles,$lasttitle) =
  724:         &instcode_selectors_data($codedom,$formname,\%cat_items,$codetitles,
  725:                                  \%cat_titles,\%cat_order,$officialjs);
  726:     if ($numtitles > 0) {
  727:         my $official = ' checked="checked" ';
  728:         my $unofficial = '';
  729:         if (($formname eq 'filterpicker') && ($env{'form.official'} eq 'off')) {
  730:             $unofficial = $official;
  731:             $official = '';
  732:         }
  733:         $output .= '<span class="LC_nobreak">'.&mt('Official course:').'&nbsp;<label>'.
  734:                    '<input type="radio" name="official" value="on"'.$official.
  735:                    ' onclick="toggleOfficial();" />'.&mt('Yes').'</label>'.
  736:                    ('&nbsp;'x3).'<label>'.
  737:                    '<input type="radio" name="official" value="off"'.$unofficial.
  738:                    ' onclick="toggleOfficial();" />'.&mt('No').'</label></span><br />'.
  739:                    &build_instcode_selectors($numtitles,$lasttitle,\%cat_items,$codetitles,
  740:                                              \%cat_titles,\%cat_order,$env{'form.official'})."\n".
  741:                    '<input type="hidden" name="numtitles" value="'.$numtitles.'" />'."\n".
  742:                    '<input type="hidden" name="state" value="listing" />'."\n";
  743:     }
  744:     return ($output,$jscript,$numtitles);
  745: }
  746: 
  747: sub recurse_options {
  748:     my ($currkey,$currlist,$level,$cat,$cat_options,$data,$by_year,$by_sem,$by_dept) = @_;
  749:     if (ref($currlist) eq 'HASH') {
  750:         $level ++;
  751:         foreach my $key (sort(keys(%{$currlist}))) {
  752:             $$data[$level-1]= $key;
  753:             &recurse_options($key,$currlist->{$key},$level,$cat,$cat_options,$data,$by_year,$by_sem,$by_dept);
  754:         }
  755:     } else {
  756:         $level --;
  757:         my @contents = split(/","/,$currlist);
  758:         foreach my $item (@contents) {
  759:             if (!grep(/^\Q$item\E$/,@{$cat_options->{$cat}})) {
  760:                 push(@{$cat_options->{$cat}},$item);
  761:             }
  762:             if ($level == 3) {
  763:                 if (!grep/^\Q$item\E$/,@{$by_year->{$data->[1]}->{$currkey}}) {
  764:                     push(@{$by_year->{$data->[1]}->{$currkey}},$item);
  765:                 }
  766:                 if (!grep/^\Q$item\E$/,@{$by_sem->{$data->[2]}->{$currkey}}) {
  767:                     push(@{$by_sem->{$data->[2]}->{$currkey}},$item);
  768:                 }
  769:                 if (!grep/^\Q$item\E$/,@{$by_dept->{$currkey}}) {
  770:                     push(@{$by_dept->{$currkey}},$item);
  771:                 }
  772: 
  773:             }
  774:         }
  775:     }
  776:     return $level;
  777: }
  778: 
  779: sub build_javascript {
  780:     my ($by_year,$by_sem,$by_dept,$cat_order,$codetitles) = @_;
  781:     my @unsorted = keys(%{$by_year});
  782:     my @sorted_yrs;
  783:     &sort_cats('0',$cat_order,$codetitles,\@unsorted,\@sorted_yrs);
  784:     my $output = 'var idcse_by_yr_year = new Array("'.join('","',@sorted_yrs).'");'."\n".
  785:                  'var idcse_by_yr_dept = new Array('.scalar(@sorted_yrs).');'."\n".
  786:                  'var idcse_by_yr_num = new Array('.scalar(@sorted_yrs).');'."\n";
  787:     for (my $i=0; $i<@sorted_yrs; $i++) {
  788:         my $numkeys = keys(%{$by_year->{$sorted_yrs[$i]}});
  789:         $output .= " idcse_by_yr_num[$i] = new Array($numkeys);\n";
  790:         if (ref($by_year->{$sorted_yrs[$i]}) eq 'HASH') {
  791:             @unsorted = keys(%{$by_year->{$sorted_yrs[$i]}});
  792:             my @sorted_depts;
  793:             &Apache::courseclassifier::sort_cats('2',$cat_order,$codetitles,\@unsorted,\@sorted_depts);
  794:             $output .= qq| idcse_by_yr_dept[$i] = new Array ("|.join('","',@sorted_depts).'");'."\n";
  795:             for (my $j=0; $j<@sorted_depts; $j++) {
  796:                 $output .= qq| idcse_by_yr_num[$i][$j] = new Array ("|;
  797:                 $output .= join('","',sort(@{$by_year->{$sorted_yrs[$i]}->{$sorted_depts[$j]}})).'");'."\n";
  798:             }
  799:         }
  800:     }
  801:     @unsorted = keys(%{$by_sem});
  802:     my @sorted_sems;
  803:     &sort_cats('1',$cat_order,$codetitles,\@unsorted,\@sorted_sems);
  804:     $output .=  'idcse_by_sem_sems = new Array("'.join('","',@sorted_sems).'");'."\n".
  805:                 'idcse_by_sem_dept = new Array('.scalar(@sorted_sems).');'."\n".
  806:                 'idcse_by_sem_num = new Array('.scalar(@sorted_sems).');'."\n";
  807:     for (my $i=0; $i<@sorted_sems; $i++) {
  808:         my $numkeys = keys(%{$by_sem->{$sorted_sems[$i]}});
  809:         $output .= " idcse_by_sem_num[$i] = new Array($numkeys);\n";
  810:         if (ref($by_sem->{$sorted_sems[$i]}) eq 'HASH') {
  811:             @unsorted = keys(%{$by_sem->{$sorted_sems[$i]}});
  812:             my @sorted_depts;
  813:             &sort_cats('2',$cat_order,$codetitles,\@unsorted,\@sorted_depts);
  814:             $output .= qq| idcse_by_sem_dept[$i] = new Array("|.join('","',@sorted_depts).'");'."\n";
  815:             for (my $j=0; $j<@sorted_depts; $j++) {
  816:                 $output .= qq| idcse_by_sem_num[$i][$j] = new Array ("|.join('","',sort(@{$by_sem->{$sorted_sems[$i]}->{$sorted_depts[$j]}})).'");'."\n";
  817:             }
  818:         }
  819:     }
  820:     @unsorted = keys(%{$by_dept});
  821:     my @sorted_deps;
  822:     &sort_cats('2',$cat_order,$codetitles,\@unsorted,\@sorted_deps);
  823:     $output .= 'idcse_by_dep = new Array('.scalar(@sorted_deps).');'."\n";
  824:     for (my $k=0; $k<@sorted_deps; $k++) {
  825:         $output .= qq| idcse_by_dep[$k] = new Array ("|.join('","',sort(@{$by_dept->{$sorted_deps[$k]}})).'");'."\n";
  826:     }
  827:     return $output;
  828: }
  829: 
  830: sub javascript_select_filler {
  831:     my ($formname,$scripttext,$codetitles,$longtitles_str,$allidlist,$officialjs) = @_;
  832:     my $all = &mt('All');
  833:     my $nocrs = &mt('No courses');
  834:     my $output = <<END;
  835: 
  836: function courseSet(caller, onload) {
  837:     var longtitles = new Array ("$longtitles_str");
  838:     var valyr = '';
  839:     var valsem = '';
  840:     var valdept = '';
  841:     var valclass = '';
  842:     if (onload) {
  843:         valyr = "$env{'form.Year'}";
  844:         valsem = "$env{'form.Semester'}";
  845:         valdept = "$env{'form.Department'}";
  846:         valclass = "$env{'form.Number'}";
  847:     } else {
  848:         valyr = document.$formname.Year.options[document.$formname.Year.selectedIndex].value;
  849:         valsem  = document.$formname.Semester.options[document.$formname.Semester.selectedIndex].value;
  850:         valdept = document.$formname.Department.options[document.$formname.Department.selectedIndex].value;
  851:         valclass = document.$formname.Number.options[document.$formname.Number.selectedIndex].value;
  852:     }
  853:     var idyears = new Array("$allidlist");
  854:     var idyr = -1;
  855:     var idsem = -1;
  856:     var iddept = -1;
  857:     document.$formname.Number.length = 0;
  858: 
  859:     $scripttext
  860: 
  861:     if (onload) {
  862:         if (document.$formname.Year.options.length > 0) {
  863:             for (var i = 0; i< document.$formname.Year.options.length; i++) {
  864:                 if (document.$formname.Year.options[i].value == "$env{'form.Year'}") {
  865:                     document.$formname.Year.selectedIndex = i;
  866:                     break;
  867:                 }
  868:             }
  869:         }
  870:         if (document.$formname.Department.options.length > 0) {
  871:             for (var i = 0; i< document.$formname.Department.options.length; i++) {
  872:                 if (document.$formname.Department.options[i].value == "$env{'form.Department'}") {
  873:                     document.$formname.Department.selectedIndex = i;
  874:                     break;
  875:                 }
  876:             }
  877:         }
  878:         if (document.$formname.Semester.options.length > 0) {
  879:             for (var i = 0; i< document.$formname.Semester.options.length; i++) {
  880:                 if (document.$formname.Semester.options[i].value == "$env{'form.Semester'}") {
  881:                     document.$formname.Semester.selectedIndex = i;
  882:                     break;
  883:                 }
  884:             }
  885:         }
  886:     }
  887: 
  888:     var selYear = document.$formname.Year.selectedIndex-1;
  889:     var selSemester = document.$formname.Semester.selectedIndex-1;
  890:     var selDepartment = document.$formname.Department.selectedIndex-1;
  891:     if (selYear == -1) {
  892:         if (selSemester == -1) {
  893:             if (selDepartment > -1) {
  894:                 document.$formname.Number.options[0] =  new Option('$all','0',false,false);
  895:                 for (var k=0; k<idcse_by_dep[selDepartment].length; k++) {
  896:                     document.$formname.Number.options[k+1] = new Option(idcse_by_dep[selDepartment][k],idcse_by_dep[selDepartment][k],false,false);
  897: 
  898:                 }
  899:             }
  900:             else {
  901:                 document.$formname.Number.options[0] = new Option('$all','0',true,true);
  902:             }
  903:         }
  904:         else {
  905:             if (selDepartment > -1) {
  906:                 for (var i=0; i<idcse_by_sem_sems.length; i++) {
  907:                     if (idcse_by_sem_sems[i] == valsem) {
  908:                         idsem = i;
  909:                     }
  910:                 }
  911:                 if (idsem != -1) {
  912:                     for (var i=0; i<idcse_by_sem_dept[idsem].length; i++) {
  913:                         if (idcse_by_sem_dept[idsem][i] == valdept) {
  914:                             iddept = i;
  915:                         }
  916:                     }
  917:                 }
  918:                 if (iddept != -1) {
  919:                     document.$formname.Number.options[0] =  new Option('$all','0',false,false);
  920:                     for (var k=0; k<idcse_by_sem_num[idsem][iddept].length; k++) {
  921:                         document.$formname.Number.options[k+1] = new Option(idcse_by_sem_num[idsem][iddept][k],idcse_by_sem_num[idsem][iddept][k],false,false);
  922:                     }
  923:                 }
  924:                 else {
  925:                     document.$formname.Number.options[0] =  new Option('$nocrs','0',true,true);
  926:                 }
  927:             }
  928:             else {
  929:                 document.$formname.Number.options[0] = new Option('$all','0',true,true);
  930:             }
  931:         }
  932:     }
  933:     else {
  934:         if (selSemester == -1) {
  935:             if (selDepartment > -1) {
  936:                 for (var i=0; i<idcse_by_yr_year.length; i++) {
  937:                     if (idcse_by_yr_year[i] == valyr) {
  938:                         idyr = i;
  939:                     }
  940:                 }
  941:                 if (idyr != -1) {
  942:                     for (var i=0; i<idcse_by_yr_dept[idyr].length; i++) {
  943:                         if (idcse_by_yr_dept[idyr][i] == valdept) {
  944:                             iddept = i;
  945:                         }
  946:                     }
  947:                 }
  948:                 if (iddept != -1) {
  949:                     document.$formname.Number.options[0] =  new Option('$all','0',false,false);
  950:                     for (var k=0; k<idcse_by_yr_num[idyr][iddept].length; k++) {
  951:                         document.$formname.Number.options[k+1] = new Option(idcse_by_yr_num[idyr][iddept][k],idcse_by_yr_num[idyr][iddept][k],false,false);
  952:                     }
  953:                 }
  954:                 else {
  955:                     document.$formname.Number.options[0] =  new Option('$nocrs','0',true,true);
  956:                 }
  957:             }
  958:             else {
  959:                 document.$formname.Number.options[0] = new Option('$all','0',true,true);
  960:             }
  961:         }
  962:         else {
  963:             if (selDepartment > -1) {
  964:                 for (var k=0; k<idyears.length; k++) {
  965:                     if (idyears[k] == valyr) {
  966:                         idyr = k;
  967:                     }
  968:                 }
  969:                 if (idyr != -1) {
  970:                     for (var k=0; k<idsems[idyr].length; k++) {
  971:                         if (idsems[idyr][k] == valsem) {
  972:                             idsem = k;
  973:                         }
  974:                     }
  975:                 }
  976:                 if (idsem != -1) {
  977:                     for (var k=0; k<idcodes[idyr][idsem].length; k++) {
  978:                         if (idcodes[idyr][idsem][k] == valdept) {
  979:                             iddept = k;
  980:                         }
  981:                     }
  982:                 }
  983:                 if (iddept != -1) {
  984:                     document.$formname.Number.options[0] = new Option('$all','0',false,false);
  985:                     for (var i=0; i<idcourses[idyr][idsem][iddept].length; i++) {
  986:                         var display = idcourses[idyr][idsem][iddept][i];
  987:                         if (longtitles[3] == 1) {
  988:                             if (idcourseslongs[idyr][idsem][iddept][i] != "") {
  989:                                 display = idcourseslongs[idyr][idsem][iddept][i]
  990:                             }
  991:                         }
  992:                         document.$formname.Number.options[i+1] = new Option(display,idcourses[idyr][idsem][iddept][i],false,false)
  993:                     }
  994:                 }
  995:                 else {
  996:                     document.$formname.Number.options[0] =  new Option('$nocrs','0',true,true);
  997:                 }
  998:             }
  999:             else {
 1000:                 document.$formname.Number.options[0] =  new Option('$all','0',true,true);
 1001:             }
 1002:         }
 1003:         document.$formname.Number.selectedIndex = 0
 1004:     }
 1005:     if (onload) {
 1006:         if (document.$formname.Number.options.length > 0) {
 1007:             for (var i = 0; i< document.$formname.Number.options.length; i++) {
 1008:                 if (document.$formname.Number.options[i].value == "$env{'form.Number'}") {
 1009:                     document.$formname.Number.selectedIndex = i;
 1010:                     break;
 1011:                 }
 1012:             }
 1013:         }
 1014:     } else {
 1015:         $officialjs
 1016:     }
 1017: }
 1018: END
 1019:     return $output;
 1020: }
 1021: 
 1022: sub instcode_search_str {
 1023:     my ($domain,$numtitles,$codetitles) = @_;
 1024:     my $instcode;
 1025:     if (defined($numtitles) && $numtitles == 0) {
 1026:         $instcode = '.+';
 1027:     } else {
 1028:         my (%codedefaults,@code_order);
 1029:         my $defaults_result =
 1030:             &Apache::lonnet::auto_instcode_defaults($domain,\%codedefaults,
 1031:                                                     \@code_order);
 1032:         my @standardnames = &Apache::loncommon::get_standard_codeitems();
 1033:         my %local_to_standard;
 1034:         if (ref($codetitles) eq 'ARRAY') {
 1035:             for (my $i=0; $i<@{$codetitles}; $i++) {
 1036:                 $local_to_standard{$codetitles->[$i]} = $standardnames[$i];
 1037:             }
 1038:         }
 1039:         if ($defaults_result eq 'ok') {
 1040:             $instcode ='^';
 1041:             foreach my $loctitle (@code_order) {
 1042:                 my $item = $local_to_standard{$loctitle};
 1043:                 if ($item ne '') {
 1044:                     if ($env{'form.'.$item} eq '0' ) {
 1045:                         $instcode .= $codedefaults{$loctitle};
 1046:                     } else {
 1047:                         $instcode .= $env{'form.'.$item};
 1048:                     }
 1049:                 } else {
 1050:                     $instcode .= '.+';
 1051:                 }
 1052:             }
 1053:             $instcode .= '$';
 1054:         } else {
 1055:             $instcode = '.+';
 1056:         }
 1057:     }
 1058:     return $instcode;
 1059: }
 1060: 
 1061: sub instcode_from_selectors {
 1062:     my ($cdom,$noregexps) = @_;
 1063:     my $instcode;
 1064:     my $caller = 'global';
 1065:     my (%coursecodes,%codes,@codetitles,%cat_titles,%cat_order,
 1066:         %codedefaults,@code_order);
 1067:     my $format_reply =
 1068:         &Apache::lonnet::auto_instcode_format($caller,$cdom,\%coursecodes,
 1069:                             \%codes,\@codetitles,\%cat_titles,\%cat_order);
 1070:     my $defaults_result =
 1071:         &Apache::lonnet::auto_instcode_defaults($cdom,\%codedefaults,
 1072:                                                 \@code_order);
 1073:     if (($defaults_result eq 'ok') && ($format_reply eq 'ok')) {
 1074:         my @standardnames = &Apache::loncommon::get_standard_codeitems();
 1075:         my %local_to_standard;
 1076:         for (my $i=0; $i<@codetitles; $i++) {
 1077:             $local_to_standard{$codetitles[$i]} = $standardnames[$i];
 1078:         }
 1079:         foreach my $loctitle (@code_order) {
 1080:             my $category = $local_to_standard{$loctitle};
 1081:             if ($category ne '') {
 1082:                 if ($env{'form.'.$category} eq '-1' ) {
 1083:                     if ($noregexps) {
 1084:                         $instcode .= ' ';
 1085:                     } else {
 1086:                         $instcode .= $codedefaults{$category};
 1087:                     }
 1088:                 } else {
 1089:                     $instcode .= $env{'form.'.$category};
 1090:                 }
 1091:             } else {
 1092:                 $instcode .= '.+';
 1093:             }
 1094:         }
 1095:     }
 1096:     return $instcode;
 1097: }
 1098: 
 1099: 1;
 1100: 

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