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File:  [LON-CAPA] / loncom / interface / lonpickcourse.pm
Revision 1.2: download - view: text, annotated - select for diffs
Wed Mar 26 04:57:04 2003 UTC (21 years, 2 months ago) by www
Branches: MAIN
CVS tags: HEAD
Additional work on pick-a-course function from reverse lookup. Does not work
yet, but getting there.

    1: # The LearningOnline Network
    2: # Pick a course
    3: #
    4: # $Id: lonpickcourse.pm,v 1.2 2003/03/26 04:57:04 www 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: package Apache::lonpickcourse;
   30: 
   31: use strict;
   32: use Apache::Constants qw(:common);
   33: use Apache::loncommon;
   34: use Apache::loncoursedata;
   35: use Apache::lonnet;
   36: 
   37: sub handler {
   38:     my $r = shift;
   39:     $r->content_type('text/html');
   40:     $r->send_http_header;
   41:     return OK if $r->header_only;
   42: 
   43: # ------------------------------------------------------------ Print the screen
   44:     $r->print(<<ENDDOCUMENT);
   45: <html>
   46: <head>
   47: <title>The LearningOnline Network with CAPA</title>
   48: </head>
   49: ENDDOCUMENT
   50: 
   51: 
   52:     &Apache::loncommon::get_unprocessed_cgi
   53:         ($ENV{'QUERY_STRING'},['domainfilter','descriptfilter',
   54:                  'sincefilter','form','cnumelement','cdomelement']);
   55:     my $domainfilter=$ENV{'form.domainfilter'};
   56:     $domainfilter=~s/\W//g;
   57:     unless ($domainfilter) { $domainfilter='.'; }
   58:     my $descriptfilter=$ENV{'form.descriptfilter'};
   59:     $descriptfilter=~s/\W//g;
   60:     unless ($descriptfilter) { $descriptfilter='.'; }
   61:     my $sincefilter=$ENV{'form.sincefilter'};
   62:     $sincefilter=~s/\D//g;
   63:     unless ($sincefilter) { $sincefilter=0; }
   64:        
   65:     $r->print(&Apache::loncommon::bodytag("Selecting a Course"));
   66:     $r->print(<<ENDSCRIPT);
   67: <script>
   68: function gochoose(cname,cdom) {
   69:     opener.document.$ENV{'form.form'}.$ENV{'form.cnumelement'}.value=cname;
   70:     var slct=opener.document.$ENV{'form.form'}.$ENV{'form.cdomelement'};
   71:     var i;
   72:     for (i=0;i<slct.length;i++) {
   73:         if (slct[i]==cdom) { slct.selectedIndex=i; }
   74:     }
   75:     self.close();
   76: }
   77: </script>
   78: ENDSCRIPT
   79:     $r->rflush();
   80: # ---------------------------------------------------------------- Get the data
   81:     my %courses=
   82:      &Apache::lonnet::courseiddump($domainfilter,$descriptfilter,$sincefilter);
   83:     foreach (keys %courses) {
   84: 	$r->print($_.': '.$courses{$_}.'<br />');
   85:     }
   86:     $r->print('</body></html>');
   87:     return OK;
   88: } 
   89: 
   90: 1;
   91: __END__
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