File:
[LON-CAPA] /
rat /
lonwrapper.pm
Revision
1.38:
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Wed Mar 3 21:33:20 2010 UTC (14 years, 6 months ago) by
droeschl
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- replaced frameset by iframe in lonwrapper
! IE 7 doesn't scale iframe to 100% height, IE 6 and 8 do
! scrolling in Mobile Safari is limited
- added styles for iframe to loncommon
- replaced menubuttons call in lonwrapper by start_page call to make full use of the new header
- removed remote control specific code (RC will be removed shortly)
- replaced code in lonsyllabus with a call to new wrapper routine
- removed subs initlittle and menubutton from lonmenu since they aren't needed anymore
1: # The LearningOnline Network with CAPA
2: # Wrapper for external and binary files as standalone resources
3: #
4: # $Id: lonwrapper.pm,v 1.38 2010/03/03 21:33:20 droeschl 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:
30: package Apache::lonwrapper;
31:
32: use strict;
33: use Apache::Constants qw(:common);
34: use Apache::lonenc();
35: use Apache::lonnet;
36:
37: # ================================================================ Main Handler
38: sub wrapper {
39: my $url = shift;
40:
41: my $startpage = Apache::loncommon::start_page('Menu',undef,
42: { 'force_register' =>1, 'bgcolor' => '#FFFFFF',}) ;
43: my $endpage = Apache::loncommon::end_page();
44:
45: # javascript will position the iframe if window was resized (or zoomed)
46: return <<ENDFRAME;
47: $startpage
48: <script type="text/javascript">
49: \$(document).ready( function() {
50: \$(window).unbind('resize').resize(function(){
51: var header = \$('#LC_head_subbox')[0] ? \$('#LC_head_subbox') : \$('#LC_breadcrumbs');
52: var pos = header.height() + header.position().top + 5;
53: \$('.iframecontainer').css('top', pos);
54: });
55: });
56: window.onload = function(){ \$(window).trigger('resize') };
57: </script>
58:
59: <div class="LC_iframecontainer">
60: <iframe src="$url">No iframe support!</iframe>
61: </div>
62: $endpage
63: ENDFRAME
64: }
65:
66: sub handler {
67: my $r=shift;
68: &Apache::loncommon::content_type($r,'text/html');
69: $r->send_http_header;
70:
71: return OK if $r->header_only;
72:
73: my $url = $r->uri;
74: my $is_ext;
75:
76: for ($url){
77: s|^/adm/wrapper||;
78: $is_ext = $_ =~ s|^/ext/|http://|;
79: s|http://https://|https://|;
80: s|:|:|g;
81: }
82:
83: #
84: # Actual URL
85: #
86: if ($url=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
87: #
88: # This is uploaded homework
89: #
90: $env{'request.state'}='uploaded';
91: &Apache::lonhomework::renderpage($r,$url);
92: } else {
93: #
94: # This is not homework
95: #
96: if ($is_ext) {
97: $ENV{'QUERY_STRING'} =~ s/(^|\&)symb=[^\&]*/$1/;
98: $ENV{'QUERY_STRING'} =~ s/\&$//;
99: }
100:
101: unless ($ENV{'QUERY_STRING'} eq '') {
102: $url.=(($url=~/\?/)?'&':'?').$ENV{'QUERY_STRING'};
103: }
104:
105: # encrypt url if not external
106: &Apache::lonenc::check_encrypt(\$url) if $url !~ /^https?\:/ ;
107:
108: $r->print( wrapper($url) );
109:
110: } # not just the menu
111:
112: return OK;
113: } # handler
114:
115: 1;
116: __END__
117:
118: =pod
119:
120: =head1 NAME
121:
122: Apache::lonwrapper - External and binary file management.
123:
124: =head1 SYNOPSIS
125:
126: Wrapper for external and binary files as standalone resources. Edit handler for rat maps; TeX content handler.
127:
128: This is part of the LearningOnline Network with CAPA project
129: described at http://www.lon-capa.org.
130:
131: =head1 Subroutines
132:
133: =over
134:
135: =item wrapper($url)
136:
137: Wraps $url in an iframe and generates a page for it.
138: Returns markup for the entire page.
139:
140: =item handler()
141:
142: =back
143:
144: =cut
145:
146:
147:
148:
149:
150:
151:
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