Annotation of loncom/interface/lonpickcourse.pm, revision 1.11
1.1 www 1: # The LearningOnline Network
2: # Pick a course
3: #
1.11 ! albertel 4: # $Id: lonpickcourse.pm,v 1.10 2003/10/13 22:45:09 albertel 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;
1.8 www 36: use Apache::lonlocal;
1.1 www 37:
38: sub handler {
39: my $r = shift;
1.8 www 40: &Apache::loncommon::content_type($r,'text/html');
1.1 www 41: $r->send_http_header;
42: return OK if $r->header_only;
43:
44: # ------------------------------------------------------------ Print the screen
45: $r->print(<<ENDDOCUMENT);
46: <html>
47: <head>
48: <title>The LearningOnline Network with CAPA</title>
49: </head>
50: ENDDOCUMENT
1.5 www 51: # Get parameters from query string
1.1 www 52: &Apache::loncommon::get_unprocessed_cgi
53: ($ENV{'QUERY_STRING'},['domainfilter','descriptfilter',
54: 'sincefilter','form','cnumelement','cdomelement']);
1.5 www 55: # domain filter and selection
1.1 www 56: my $domainfilter=$ENV{'form.domainfilter'};
57: $domainfilter=~s/\W//g;
1.4 www 58: unless ($domainfilter) { $domainfilter=''; }
59: my $domainselectform=&Apache::loncommon::select_dom_form($domainfilter,
60: 'domainfilter',1);
1.5 www 61: # description filter
1.1 www 62: my $descriptfilter=$ENV{'form.descriptfilter'};
1.4 www 63: $descriptfilter=~s/[^\w\s]//g;
64: unless ($descriptfilter) { $descriptfilter=''; }
1.5 www 65:
66: # last course activity filter and selection
1.1 www 67: my $sincefilter=$ENV{'form.sincefilter'};
1.5 www 68: $sincefilter=~s/[^\d-]//g;
69: unless ($sincefilter) { $sincefilter=-1; }
70: my $sincefilterform=&Apache::loncommon::select_form($sincefilter,
71: 'sincefilter',('-1'=>'',
72: '86400' => 'today',
73: '604800' => 'last week',
74: '2592000' => 'last month',
75: '7776000' => 'last three months',
76: '15552000' => 'last six months',
1.9 albertel 77: '31104000' => 'last year',
78: 'select_form_order' =>
79: ['-1','86400','604800','2592000','7776000',
80: '15552000','31104000']));
1.1 www 81:
82: $r->print(&Apache::loncommon::bodytag("Selecting a Course"));
1.8 www 83: my %lt=&Apache::lonlocal::texthash(
84: 'cac' => 'Course Activity',
85: 'cde' => 'Course Description',
86: 'cdo' => 'Course Domain');
1.1 www 87: $r->print(<<ENDSCRIPT);
88: <script>
89: function gochoose(cname,cdom) {
90: opener.document.$ENV{'form.form'}.$ENV{'form.cnumelement'}.value=cname;
91: var slct=opener.document.$ENV{'form.form'}.$ENV{'form.cdomelement'};
92: var i;
93: for (i=0;i<slct.length;i++) {
1.7 www 94: if (slct.options[i].value==cdom) { slct.selectedIndex=i; }
1.1 www 95: }
96: self.close();
97: }
98: </script>
1.4 www 99: <form method="post">
1.5 www 100: <input type="hidden" name="cnumelement" value="$ENV{'form.cnumelement'}" />
101: <input type="hidden" name="cdomelement" value="$ENV{'form.cdomelement'}" />
102: <input type="hidden" name="form" value="$ENV{'form.form'}" />
103:
1.8 www 104: $lt{'cac'}: $sincefilterform
1.4 www 105: <br />
1.8 www 106: $lt{'cdo'}: $domainselectform
1.4 www 107: <br />
1.8 www 108: $lt{'cde'}:
1.4 www 109: <input type="text" name="descriptfilter" size="40" value="$descriptfilter" />
1.5 www 110: <p><input type="submit" name="gosearch" value="Search" /></p>
1.4 www 111: </form>
1.5 www 112: <hr />
1.1 www 113: ENDSCRIPT
1.2 www 114: # ---------------------------------------------------------------- Get the data
1.5 www 115: if ($ENV{'form.gosearch'}) {
1.8 www 116: $r->print(&mt('Searching').' ...<br /> <br />');
1.6 www 117: $r->rflush();
1.5 www 118: unless ($descriptfilter) { $descriptfilter='.'; }
119: my $timefilter=($sincefilter==-1?1:time-$sincefilter);
120: my %courses=
121: &Apache::lonnet::courseiddump
122: ($domainfilter,$descriptfilter,$timefilter);
123: $r->print('<form>');
1.10 albertel 124: my %by_descrip;
125: foreach my $course (keys %courses) {
126: $by_descrip{lc($courses{$course})}=$course;
127: }
128: foreach my $description (sort(keys(%by_descrip))) {
129: my $course=$by_descrip{$description};
130: my ($cdom,$cnum)=split(/\_/,$course);
1.5 www 131: $r->print('<input type="button" value="Select" onClick="gochoose('.
1.10 albertel 132: "'".$cnum."','".$cdom."')".'" /> '.$courses{$course}.' ('.
1.3 www 133: ($Apache::lonnet::domaindescription{$cdom}?
1.5 www 134: $Apache::lonnet::domaindescription{$cdom}:$cdom).
135: ")<br />\n");
136: }
1.11 ! albertel 137: if (!%courses) { $r->print('None found'); }
1.5 www 138: $r->print('</form>');
1.2 www 139: }
1.5 www 140: $r->print('</body></html>');
1.1 www 141: return OK;
142: }
143:
144: 1;
145: __END__
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