1: # Checks contentopen/close settings disable subsequent PerlHandlers if not open
2: # $Id: londatecheck.pm,v 1.2 2004/06/01 14:40:59 albertel Exp $
3: #
4: # Copyright Michigan State University Board of Trustees
5: #
6: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
7: #
8: # LON-CAPA is free software; you can redistribute it and/or modify
9: # it under the terms of the GNU General Public License as published by
10: # the Free Software Foundation; either version 2 of the License, or
11: # (at your option) any later version.
12: #
13: # LON-CAPA is distributed in the hope that it will be useful,
14: # but WITHOUT ANY WARRANTY; without even the implied warranty of
15: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16: # GNU General Public License for more details.
17: #
18: # You should have received a copy of the GNU General Public License
19: # along with LON-CAPA; if not, write to the Free Software
20: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21: #
22: # /home/httpd/html/adm/gpl.txt
23: #
24: # http://www.lon-capa.org/
25: #
26:
27: use strict;
28: package Apache::londatecheck;
29: use Apache::lonnet();
30: use Apache::Constants qw(:common :http :methods);
31:
32: sub content_date_check {
33: my $symb=$ENV{'request.symb'};
34: my $open=&Apache::lonnet::EXT('resource.0.contentopen',$symb);
35: &Apache::lonnet::logthis("Hrrm got an open of $open");
36: my $close=&Apache::lonnet::EXT('resource.0.contentclose',$symb);
37: if ( (defined($open) && $open ne '' && time < $open) ||
38: (defined($close) && $close ne '' && time > $close)) {
39: &Apache::lonnet::logthis(" returning CLOSED ");
40: return ('CLOSED',$open,$close);
41: }
42: return ('OPEN',$open,$close);
43: }
44:
45: sub handler {
46: my ($r)=@_;
47: my ($status)=&content_date_check();
48: if ($status ne 'OPEN') {
49: $r->set_handlers('PerlHandler'=>undef);
50: &Apache::loncommon::content_type($r,'text/html');
51: $r->send_http_header;
52: return OK if $r->header_only;
53: $r->print('<html><head><title>Go Away!</title>');
54: my $addentries=' onLoad="'.&Apache::lonmenu::loadevents().
55: '" onUnload="'.&Apache::lonmenu::unloadevents().'"';
56: $r->print(&Apache::lonmenu::registerurl(1));
57: $r->print('</head>'.
58: &Apache::loncommon::bodytag('Go Away!','',$addentries,'','',
59: undef));
60: $r->print('</body></html>');
61: $r->print("Go Away!");
62: }
63: return OK;
64: }
65: 1;
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