Annotation of loncom/interface/lonremote.pm, revision 1.11
1.1 www 1: # The LearningOnline Network
2: # User Authentication Module
3: #
1.11 ! www 4: # $Id: lonremote.pm,v 1.10 2003/09/22 00:48:32 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: #
1.11 ! www 28: ###
1.1 www 29:
30: package Apache::lonremote;
31:
32: use strict;
33: use Apache::Constants qw(:common);
34: use Apache::loncommon();
35: use Apache::lonnet();
36: use Apache::lonmenu();
1.11 ! www 37: use Apache::lonlocal;
1.1 www 38:
39: sub launchremote {
1.2 www 40: my ($r,$lowerurl)=@_;
1.3 www 41: &Apache::lonnet::put('environment',{'remote' => 'on'});
42: &Apache::lonnet::appenv('environment.remote' => 'on');
1.1 www 43: # -------------------------------------------------------- Menu script and info
1.4 www 44: my $windowinfo=&Apache::lonmenu::open($ENV{'browser.os'});
45: my $startupremote=&Apache::lonmenu::startupremote($lowerurl);
46: my $setflags=&Apache::lonmenu::setflags();
47: my $maincall=&Apache::lonmenu::maincall();
1.8 www 48: my $bodytag=&Apache::loncommon::bodytag('Launch Remote Control');
1.11 ! www 49: my $message=&mt("Launching of the Remote Control menu will fail if pop-up window filters are active. To use the Remote Control, disable the filter for this site.");
1.2 www 50: $r->print(<<ENDLAUNCH);
1.1 www 51: <html>
52: <head>
1.2 www 53: <title>The LearningOnline Network with CAPA</title>
1.4 www 54: $startupremote
1.1 www 55: </head>
56: $bodytag
1.4 www 57: $setflags
58: $windowinfo
1.5 www 59: $maincall
1.11 ! www 60: $message
1.1 www 61: </body>
62: </html>
1.2 www 63: ENDLAUNCH
64: }
65:
66: sub collapseremote {
67: my ($r,$lowerurl)=@_;
68: # -------------------------------------------------------- Menu script and info
1.8 www 69: my $bodytag=&Apache::loncommon::bodytag('Collapse Remote Control');
1.4 www 70: my $windowinfo=&Apache::lonmenu::close();
1.6 www 71: my $switch='<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'">';
1.11 ! www 72: my $message=&mt('The external menu (Remote Control) has been disabled, and you will be working with the smaller inline menu.\nYou may have either closed the Remote Control window, or it was blocked by a pop-up window filter in your browser.\nTo use the Remote Control, disable the filter for this site, and re-launch the Remote Control from the inline menu.');
1.2 www 73: $r->print(<<ENDCOLLAPSE);
74: <html>
75: <head>
76: <title>The LearningOnline Network with CAPA</title>
1.6 www 77: $switch
1.2 www 78: </head>
79: $bodytag
1.4 www 80: $windowinfo
1.11 ! www 81: <script>
! 82: alert("$message");
! 83: </script>
1.2 www 84: </body>
85: </html>
86: ENDCOLLAPSE
87: &Apache::lonnet::put('environment',{'remote' => 'off'});
88: &Apache::lonnet::appenv('environment.remote' => 'off');
1.1 www 89: }
90:
91: sub handler {
92: my $r = shift;
1.5 www 93: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
94: ['action','url']);
1.2 www 95: unless ($ENV{'form.action'}) {
96: if ($ENV{'environment.remote'} eq 'on') {
97: $ENV{'form.action'}='collapse';
98: } else {
99: $ENV{'form.action'}='launch';
100: }
101: }
1.5 www 102:
103: my $lowerurl=$ENV{'form.url'};
1.6 www 104: unless ($lowerurl) { $lowerurl='/adm/menu'; }
1.9 albertel 105:
1.10 www 106: &Apache::loncommon::content_type($r,'text/html');
1.9 albertel 107: $r->send_http_header;
108: return OK if $r->header_only;
1.5 www 109:
1.2 www 110: if ($ENV{'form.action'} eq 'launch') {
1.4 www 111: &launchremote($r,$lowerurl);
1.2 www 112: } else {
1.4 www 113: &collapseremote($r,$lowerurl);
1.2 www 114: }
1.1 www 115: return OK;
116: }
117:
118: 1;
119: __END__
120:
121:
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