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File:  [LON-CAPA] / loncom / auth / londatecheck.pm
Revision 1.11: download - view: text, annotated - select for diffs
Mon Apr 25 21:41:37 2005 UTC (19 years, 1 month ago) by albertel
Branches: MAIN
CVS tags: version_2_1_X, version_2_1_3, version_2_1_2, version_2_1_1, version_2_1_0, version_2_0_X, version_2_0_99_1, version_2_0_2, version_2_0_1, version_2_0_0, version_1_99_3, version_1_99_2, version_1_99_1_tmcc, version_1_99_1, version_1_99_0, HEAD
- removing unused code

    1: # Checks contentopen/close settings disable subsequent PerlHandlers if not open
    2: # $Id: londatecheck.pm,v 1.11 2005/04/25 21:41:37 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::lonlocal;
   31: use Apache::Constants qw(:common :http :methods);
   32: 
   33: sub content_date_check {
   34:     my $symb=$env{'request.symb'};
   35:     my $open=&Apache::lonnet::EXT('resource.0.contentopen',$symb);
   36:     my $close=&Apache::lonnet::EXT('resource.0.contentclose',$symb);
   37:     if ( (defined($open)  && $open  ne '' && time < $open) ) {
   38: 	return ('CLOSED',$open,$close,
   39: 		'<h1>'.&mt('Not open to be viewed').'</h1>'.
   40: 		&mt("This resource currently isn't open. ".
   41: 		    "It will be available at [_1].",
   42: 		    &Apache::lonlocal::locallocaltime($open)));
   43:     }
   44:     if ( (defined($close) && $close ne '' && time > $close) ) {
   45: 	return ('CLOSED',$open,$close,
   46: 		'<h1>'.&mt('Not open to be viewed').'</h1>'.
   47: 		&mt("This resource is no longer available to be viewed."));
   48:     }
   49:     return ('OPEN',$open,$close);
   50: }
   51: 
   52: sub handler {
   53:     my ($r)=@_;
   54:     if (&Apache::lonnet::allowed('bre',$r->uri) eq 'F') {
   55: 	return DECLINED;
   56:     }
   57:     my ($status,$open,$close,$msg)=&content_date_check();
   58:     if ($status ne 'OPEN') {
   59: 	$r->set_handlers('PerlHandler'=>undef);
   60: 	&Apache::loncommon::content_type($r,'text/html');
   61: 	$r->send_http_header;
   62: 	return OK if $r->header_only;
   63: 	my $html=&Apache::lonxml::xmlbegin();
   64: 	$r->print($html.'<head><title>'.&mt("Not Open").'</title>');
   65: 	$r->print(&Apache::lonmenu::registerurl(1));
   66: 	$r->print('</head>'.&Apache::structuretags::body_tag_start('web'));
   67: 	$r->print($msg);
   68: 	$r->print(&Apache::lonxml::xmlend().'</html>');
   69: 	return OK;
   70:     }
   71:     return DECLINED;
   72: }
   73: 1;
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