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Annotation of loncom/interface/lonpickcourse.pm, revision 1.3

1.1       www         1: # The LearningOnline Network
                      2: # Pick a course
                      3: #
1.3     ! www         4: # $Id: lonpickcourse.pm,v 1.2 2003/03/26 04:57:04 www Exp $
1.1       www         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
1.2       www        79:     $r->rflush();
                     80: # ---------------------------------------------------------------- Get the data
                     81:     my %courses=
                     82:      &Apache::lonnet::courseiddump($domainfilter,$descriptfilter,$sincefilter);
1.3     ! www        83:     $r->print('<form>');
1.2       www        84:     foreach (keys %courses) {
1.3     ! www        85:         my ($cdom,$cnum)=split(/\_/,$_);
        !            86: 	$r->print('<input type="button" value="Select" onClick="gochoose('.
        !            87: 		  "'".$cnum."','".$cdom."')".'" /> '.$courses{$_}.' ('.
        !            88: 		  ($Apache::lonnet::domaindescription{$cdom}?
        !            89:                    $Apache::lonnet::domaindescription{$cdom}:$cdom).')<br />');
1.2       www        90:     }
1.3     ! www        91:     $r->print('</form></body></html>');
1.1       www        92:     return OK;
                     93: } 
                     94: 
                     95: 1;
                     96: __END__
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