The LearningOnline Network with CAPA

# The LearningOnline Network # Pick a course # # $Id: lonpickcourse.pm,v 1.17 2004/06/29 14:56:32 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # # This file is part of the LearningOnline Network with CAPA (LON-CAPA). # # LON-CAPA is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # LON-CAPA is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with LON-CAPA; if not, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # # /home/httpd/html/adm/gpl.txt # # http://www.lon-capa.org/ # package Apache::lonpickcourse; use strict; use Apache::Constants qw(:common); use Apache::loncommon; use Apache::loncoursedata; use Apache::lonnet; use Apache::lonlocal; sub handler { my $r = shift; &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; return OK if $r->header_only; # ------------------------------------------------------------ Print the screen $r->print(< The LearningOnline Network with CAPA ENDDOCUMENT # Get parameters from query string &Apache::loncommon::get_unprocessed_cgi ($ENV{'QUERY_STRING'},['domainfilter','descriptfilter', 'sincefilter','form','cnumelement', 'cdomelement','cnameelement']); # domain filter and selection my $domainfilter=$ENV{'form.domainfilter'}; $domainfilter=~s/\W//g; unless ($domainfilter) { $domainfilter=''; } my $domainselectform=&Apache::loncommon::select_dom_form($domainfilter, 'domainfilter',1); # description filter my $descriptfilter=$ENV{'form.descriptfilter'}; unless ($descriptfilter) { $descriptfilter=''; } my $listdescript=&HTML::Entities::encode($descriptfilter,'<>&"'); # last course activity filter and selection my $sincefilter=$ENV{'form.sincefilter'}; $sincefilter=~s/[^\d-]//g; unless ($sincefilter) { $sincefilter=-1; } my $sincefilterform=&Apache::loncommon::select_form($sincefilter, 'sincefilter',('-1'=>'', '86400' => 'today', '604800' => 'last week', '2592000' => 'last month', '7776000' => 'last three months', '15552000' => 'last six months', '31104000' => 'last year', 'select_form_order' => ['-1','86400','604800','2592000','7776000', '15552000','31104000'])); $r->print(&Apache::loncommon::bodytag("Selecting a Course")); my %lt=&Apache::lonlocal::texthash( 'cac' => 'Course Activity', 'cde' => 'Course Description', 'cdo' => 'Course Domain'); my ($name_code,$name_input); if (defined($ENV{'form.cnameelement'}) && $ENV{'form.cnameelement'} ne '') { $name_code = "opener.document.$ENV{'form.form'}.$ENV{'form.cnameelement'}.value=cdesc;"; $name_input =''; } $r->print(< function gochoose(cname,cdom,cdesc) { $name_code opener.document.$ENV{"form.form"}.$ENV{'form.cnumelement'}.value=cname; var slct=opener.document.$ENV{'form.form'}.$ENV{'form.cdomelement'}; var i; for (i=0;i

ENDSCRIPT # ---------------------------------------------------------------- Get the data if ($ENV{'form.gosearch'}) { $r->print(&mt('Searching').' ...

'); $r->rflush(); unless ($descriptfilter) { $descriptfilter='.'; } my $timefilter=($sincefilter==-1?1:time-$sincefilter); my %courses= &Apache::lonnet::courseiddump ($domainfilter,$descriptfilter,$timefilter); $r->print('

'); my %by_descrip; foreach my $course (keys %courses) { my $descr; if ($courses{$course} =~ m/^([^:]*):/) { $descr = &Apache::lonnet::unescape($1); } else { $descr = &Apache::lonnet::unescape($courses{$course}); } $by_descrip{lc($descr)}=$course; } foreach my $description (sort(keys(%by_descrip))) { my $course=$by_descrip{$description}; my $cleandesc=&HTML::Entities::encode($description,'<>&"'); $cleandesc=~s/'/\\'/g; my ($cdom,$cnum)=split(/\_/,$course); $r->print(' '.$description.' ('. ($Apache::lonnet::domaindescription{$cdom}? $Apache::lonnet::domaindescription{$cdom}:$cdom). ")
\n"); } if (!%courses) { $r->print(&mt('None found')); } $r->print('

'); } $r->print(''); return OK; } 1; __END__