Annotation of rat/lonwrapper.pm, revision 1.21
1.1 www 1: # The LearningOnline Network with CAPA
2: # Wrapper for external and binary files as standalone resources
3: #
1.21 ! albertel 4: # $Id: lonwrapper.pm,v 1.20 2006/03/19 23:06:00 albertel Exp $
1.4 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: #
1.1 www 28:
29: package Apache::lonwrapper;
30:
31: use strict;
32: use Apache::Constants qw(:common);
1.18 albertel 33: use Apache::lonnet;
1.2 www 34: use Apache::lonxml();
1.8 www 35: use Apache::lonmenu;
1.1 www 36:
37: # ================================================================ Main Handler
38:
1.21 ! albertel 39: sub simple_menu {
1.12 www 40: #
41: # Producing the menu buttons
42: #
1.21 ! albertel 43: return '<html><body bgcolor="#FFFFFF">'.
! 44: &Apache::lonmenu::menubuttons(1,'web',1).'</body></html>';
! 45:
! 46: }
! 47:
! 48:
! 49: sub wrapper {
! 50: my ($topurl,$bottomurl) = @_;
1.12 www 51:
1.21 ! albertel 52: if ($env{'browser.interface'} eq 'textual') {
1.12 www 53: #
54: # ssi-based rendering for text-based interface
55: #
1.21 ! albertel 56: return '<html><head>'.
! 57: &Apache::lonmenu::registerurl(1).
! 58: '</head><body bgcolor="#FFFFFF">'.
! 59: &Apache::lonmenu::menubuttons(1).
! 60: &Apache::lonnet::ssi_body($bottomurl).'</body></html>';
! 61: }
! 62:
! 63: my $events='onLoad="'.&Apache::lonmenu::loadevents.
! 64: '" onUnload="'.&Apache::lonmenu::unloadevents.'"';
! 65: my $script=&Apache::lonmenu::registerurl(1,undef);
! 66:
! 67: my $result = <<ENDDOCUMENTINL;
1.12 www 68: <html>
69: <head>
70: $script
71: </head>
1.21 ! albertel 72: ENDDOCUMENTINL
! 73:
! 74: if ($env{'environment.remote'} eq 'off') {
! 75: #
! 76: # This is inline remote
! 77: #
! 78: $result .= <<ENDDOCUMENTINL;
1.20 albertel 79: <frameset rows="180,*" border="0" $events>
1.21 ! albertel 80: <frame src="$topurl">
! 81: <frame src="$bottomurl">
1.12 www 82: </frameset>
83: ENDDOCUMENTINL
1.21 ! albertel 84: } else {
1.9 www 85: #
86: # frame-based rendering for graphical interface
87: #
1.21 ! albertel 88: $result .=<<ENDDOCUMENT;
1.20 albertel 89: <frameset rows="1,*" border="0" $events>
1.2 www 90: <frame src="/adm/rat/empty.html">
1.21 ! albertel 91: <frame src="$bottomurl">
1.1 www 92: </frameset>
93: ENDDOCUMENT
1.21 ! albertel 94: }
! 95:
! 96: $result .= "\n</html>\n";
! 97: }
! 98:
! 99: sub handler {
! 100: my $r=shift;
! 101: &Apache::loncommon::content_type($r,'text/html');
! 102: $r->send_http_header;
! 103:
! 104: return OK if $r->header_only;
! 105:
! 106: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
! 107: ['wrapperdisplay']);
! 108: if ($env{'form.wrapperdisplay'} eq 'menu') {
! 109: $r->print(&simple_menu());
! 110: return OK;
! 111: }
! 112:
! 113: my $orgurl=$r->uri;
! 114: my $url=$orgurl;
! 115: $orgurl.=(($orgurl=~/\?/)?'&':'?').$ENV{'QUERY_STRING'};
! 116: $orgurl.=(($orgurl=~/\?/)?'&':'?').'wrapperdisplay=menu';
! 117: $url=~s/^\/adm\/wrapper//;
! 118: my $is_ext = $url =~ m|^/ext/|;
! 119: $url=~s/^\/ext\//http\:\/\//;
! 120: $url=~s|:|:|g;
! 121: #
! 122: # Actual URL
! 123: #
! 124: if ($url=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
! 125: #
! 126: # This is uploaded homework
! 127: #
! 128: $env{'request.state'}='uploaded';
! 129: &Apache::lonhomework::renderpage($r,$url);
! 130: } else {
! 131: #
! 132: # This is not homework
! 133: #
! 134: if ($is_ext) {
! 135: $ENV{'QUERY_STRING'}=~s/(^|\&)symb=[^\&]*/$1/;
! 136: }
! 137: $url.=(($url=~/\?/)?'&':'?').$ENV{'QUERY_STRING'};
! 138: # reappend the query arguments
! 139: $r->print(&wrapper($orgurl,$url));
! 140: } # not just the menu
! 141: return OK;
1.13 www 142: } # handler
1.1 www 143:
144: 1;
145: __END__
146:
147:
148:
149:
150:
151:
152:
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