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File:  [LON-CAPA] / loncom / interface / lonmainmenu.pm
Revision 1.10.2.2: download - view: text, annotated - select for diffs
Thu May 22 12:47:27 2014 UTC (9 years, 11 months ago) by raeburn
Branches: version_2_11_X
CVS tags: version_2_11_4_uiuc, version_2_11_4_msu, version_2_11_4, version_2_11_3_uiuc, version_2_11_3_msu, version_2_11_3, version_2_11_2_uiuc, version_2_11_2_msu, version_2_11_2_educog, version_2_11_2, version_2_11_1, version_2_11_0_RC3, version_2_11_0
- For 2.11
  - Backport 1.11

    1: # The LearningOnline Network with CAPA
    2: # displays the main menu
    3: #
    4: # $Id: lonmainmenu.pm,v 1.10.2.2 2014/05/22 12:47:27 raeburn 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: #
   29: # There are two parameters controlling the action of this module:
   30: #
   31: # browser.interface - if this is 'textual', it overrides the second parameter
   32: # and goes to screen reader PDA mode
   33: #
   34: 
   35: package Apache::lonmainmenu;
   36: 
   37: use strict;
   38: use Apache::Constants qw(:common REDIRECT);
   39: use Apache::loncommon();
   40: use Apache::lonnet;
   41: use Apache::lonmenu();
   42: 
   43: sub handler {
   44:     my $r = shift;
   45: 
   46:     # Check for critical messages and redirect if present.
   47:     my ($redirect,$url) = &Apache::loncommon::critical_redirect(300);
   48:     if ($redirect) {
   49:         &Apache::loncommon::content_type($r,'text/html');
   50:         $r->header_out(Location => $url);
   51:         return REDIRECT;
   52:     }
   53: 
   54:     &Apache::loncommon::no_cache($r);
   55:     &Apache::loncommon::content_type($r,'text/html');
   56:     $r->send_http_header;
   57:     return OK if $r->header_only;
   58: 
   59: # ---- Print the screen, pretend to be in text mode to generate text-based menu
   60: # temporarily set interface to "faketextual" and remote to "off", which renders
   61: # the main menu
   62:     $env{'browser.interface'}='faketextual';
   63:     $env{'environment.remote'}='off';
   64:     $r->print(&Apache::loncommon::start_page( 'Main Menu',
   65:                                                undef,
   66:                                               {'bread_crumbs' => 1}));
   67:     $r->print(&Apache::lonmenu::inlinemenu());
   68:     $r->print(&Apache::loncommon::end_page());
   69:     return OK;
   70: }
   71: 
   72: 
   73: 1;
   74: __END__
   75: 
   76: 
   77: 
   78: 
   79: 
   80: 
   81:
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