Annotation of rat/lonwrapper.pm, revision 1.20
1.1 www 1: # The LearningOnline Network with CAPA
2: # Wrapper for external and binary files as standalone resources
3: #
1.20 ! albertel 4: # $Id: lonwrapper.pm,v 1.19 2006/02/10 21:44:02 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:
39: sub handler {
40: my $r=shift;
1.14 www 41: &Apache::loncommon::content_type($r,'text/html');
1.1 www 42: $r->send_http_header;
43:
44: return OK if $r->header_only;
45:
1.12 www 46: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
47: ['wrapperdisplay']);
48: my $orgurl=$r->uri;
49: my $url=$orgurl;
1.15 raeburn 50: $orgurl.=(($orgurl=~/\?/)?'&':'?').$ENV{'QUERY_STRING'};
51: $orgurl.=(($orgurl=~/\?/)?'&':'?').'wrapperdisplay=menu';
1.2 www 52: $url=~s/^\/adm\/wrapper//;
1.19 albertel 53: my $is_ext = $url =~ m|^/ext/|;
1.3 www 54: $url=~s/^\/ext\//http\:\/\//;
1.16 albertel 55: $url=~s|:|:|g;
1.18 albertel 56: if ($env{'form.wrapperdisplay'} eq 'menu') {
1.12 www 57: #
58: # Producing the menu buttons
59: #
60: $r->print('<html><body bgcolor="#FFFFFF">'.
61: &Apache::lonmenu::menubuttons(1,'web',1).'</body></html>');
62: } else {
63: #
64: # Actual URL
65: #
1.13 www 66: if ($url=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
67: #
68: # This is uploaded homework
69: #
1.18 albertel 70: $env{'request.state'}='uploaded';
1.13 www 71: &Apache::lonhomework::renderpage($r,$url);
72: } else {
73: #
74: # This is not homework
75: #
1.19 albertel 76: if ($is_ext) {
77: $ENV{'QUERY_STRING'}=~s/(^|\&)symb=[^\&]*/$1/;
78: }
1.13 www 79: $url.=(($url=~/\?/)?'&':'?').$ENV{'QUERY_STRING'};
80: # reappend the query arguments
81: my $events='onLoad="'.&Apache::lonmenu::loadevents.
82: '" onUnload="'.&Apache::lonmenu::unloadevents.'"';
83: my $script=&Apache::lonmenu::registerurl(1,undef);
1.12 www 84:
1.18 albertel 85: if ($env{'browser.interface'} eq 'textual') {
1.12 www 86: #
87: # ssi-based rendering for text-based interface
88: #
1.13 www 89: $r->print('<html><head>'.
90: &Apache::lonmenu::registerurl(1).
91: '</head><body bgcolor="#FFFFFF">'.
92: &Apache::lonmenu::menubuttons(1).
93: &Apache::lonnet::ssi_body($url).'</body></html>');
1.18 albertel 94: } elsif ($env{'environment.remote'} eq 'off') {
1.12 www 95: #
96: # This is inline remote
97: #
1.13 www 98: $r->print(<<ENDDOCUMENTINL);
1.12 www 99: <html>
100: <head>
101: $script
102: </head>
1.20 ! albertel 103: <frameset rows="180,*" border="0" $events>
1.15 raeburn 104: <frame src="$orgurl">
1.12 www 105: <frame src="$url">
106: </frameset>
107: </html>
108: ENDDOCUMENTINL
1.13 www 109: } else {
1.9 www 110: #
111: # frame-based rendering for graphical interface
112: #
1.12 www 113: $r->print(<<ENDDOCUMENT);
1.1 www 114: <html>
115: <head>
1.2 www 116: $script
1.1 www 117: </head>
1.20 ! albertel 118: <frameset rows="1,*" border="0" $events>
1.2 www 119: <frame src="/adm/rat/empty.html">
1.1 www 120: <frame src="$url">
121: </frameset>
122: </html>
123: ENDDOCUMENT
1.13 www 124: }
125: } # not homework
126: } # not just the menu
1.1 www 127: return OK;
1.13 www 128: } # handler
1.1 www 129:
130: 1;
131: __END__
132:
133:
134:
135:
136:
137:
138:
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