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File:  [LON-CAPA] / loncom / interface / Attic / lonremote.pm
Revision 1.8: download - view: text, annotated - select for diffs
Fri Jun 6 02:24:49 2003 UTC (21 years ago) by www
Branches: MAIN
CVS tags: version_1_0_3, version_1_0_2, version_1_0_1, version_1_0_0, version_0_99_5, version_0_99_4, version_0_99_3, version_0_99_2, HEAD
Rewinding changes on window registration.
Attempting to overcome JavaScript security by using POST to change window
location.

    1: # The LearningOnline Network
    2: # User Authentication Module
    3: #
    4: # $Id: lonremote.pm,v 1.8 2003/06/06 02:24:49 www Exp $
    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: # 5/21/99,5/22,5/25,5/26,5/27,5/29,6/2,6/11,6/14,6/15
   29: # 16/11,12/16,
   30: # 1/14,2/24,2/28,2/29,3/7,5/29,5/30,5/31,6/1,6/5,6/29,
   31: # 7/1,7/10,10/2,10/5,10/9,10/26,10/30,11/10,
   32: # 05/28,05/29 Gerd Kortemeyer
   33: # 07/28,08/03 Gerd Kortemeyer
   34: # 8/20 Gerd Kortemeyer
   35: 
   36: package Apache::lonremote;
   37: 
   38: use strict;
   39: use Apache::Constants qw(:common);
   40: use Apache::loncommon();
   41: use Apache::lonnet();
   42: use Apache::lonmenu();
   43: 
   44: sub launchremote {
   45:     my ($r,$lowerurl)=@_;
   46:     &Apache::lonnet::put('environment',{'remote' => 'on'});
   47:     &Apache::lonnet::appenv('environment.remote' => 'on');
   48: # -------------------------------------------------------- Menu script and info
   49:     my $windowinfo=&Apache::lonmenu::open($ENV{'browser.os'});
   50:     my $startupremote=&Apache::lonmenu::startupremote($lowerurl);
   51:     my $setflags=&Apache::lonmenu::setflags();
   52:     my $maincall=&Apache::lonmenu::maincall();
   53:     my $bodytag=&Apache::loncommon::bodytag('Launch Remote Control');
   54:     $r->print(<<ENDLAUNCH);
   55: <html>
   56: <head>
   57: <title>The LearningOnline Network with CAPA</title>
   58: $startupremote
   59: </head>
   60: $bodytag
   61: $setflags
   62: $windowinfo
   63: $maincall
   64: </body>
   65: </html>
   66: ENDLAUNCH
   67: }
   68: 
   69: sub collapseremote {
   70:     my ($r,$lowerurl)=@_;
   71: # -------------------------------------------------------- Menu script and info
   72:     my $bodytag=&Apache::loncommon::bodytag('Collapse Remote Control');
   73:     my $windowinfo=&Apache::lonmenu::close();
   74:     my $switch='<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'">';
   75:     $r->print(<<ENDCOLLAPSE);
   76: <html>
   77: <head>
   78: <title>The LearningOnline Network with CAPA</title>
   79: $switch
   80: </head>
   81: $bodytag
   82: $windowinfo
   83: </body>
   84: </html>
   85: ENDCOLLAPSE
   86:    &Apache::lonnet::put('environment',{'remote' => 'off'});
   87:    &Apache::lonnet::appenv('environment.remote' => 'off');
   88: }
   89: 
   90: sub handler {
   91:     my $r = shift;
   92:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
   93:                                             ['action','url']);
   94:     unless ($ENV{'form.action'}) {
   95: 	if ($ENV{'environment.remote'} eq 'on') {
   96: 	    $ENV{'form.action'}='collapse';
   97:         } else {
   98: 	    $ENV{'form.action'}='launch';
   99:         }
  100:     }
  101: 
  102:     my $lowerurl=$ENV{'form.url'};
  103:     unless ($lowerurl) { $lowerurl='/adm/menu'; }
  104: 
  105:     if ($ENV{'form.action'} eq 'launch') {
  106: 	&launchremote($r,$lowerurl);
  107:     } else {
  108:         &collapseremote($r,$lowerurl);
  109:     }
  110:     return OK;
  111: }
  112: 
  113: 1;
  114: __END__
  115: 
  116:
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