Annotation of rat/lonwrapper.pm, revision 1.42
1.1 www 1: # The LearningOnline Network with CAPA
2: # Wrapper for external and binary files as standalone resources
3: #
1.42 ! raeburn 4: # $Id: lonwrapper.pm,v 1.41 2011/11/07 20:06:29 www 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:
1.29 jms 29:
1.1 www 30: package Apache::lonwrapper;
31:
32: use strict;
33: use Apache::Constants qw(:common);
1.38 droeschl 34: use Apache::lonenc();
1.18 albertel 35: use Apache::lonnet;
1.42 ! raeburn 36: use Apache::lonlocal;
! 37: use Apache::loncommon();
! 38: use Apache::lonhtmlcommon();
! 39: use Apache::lonextresedit();
1.1 www 40:
41: # ================================================================ Main Handler
1.21 albertel 42: sub wrapper {
1.42 ! raeburn 43: my ($url,$brcrum) = @_;
1.23 albertel 44:
1.42 ! raeburn 45: my $forcereg;
! 46: unless ($env{'form.folderpath'}) {
! 47: $forcereg = 1;
! 48: }
! 49:
! 50: my $args = {'bgcolor' => '#FFFFFF'};
! 51: if ($forcereg) {
! 52: $args->{'force_register'} = $forcereg;
! 53: }
! 54: if (ref($brcrum) eq 'ARRAY') {
! 55: $args->{'bread_crumbs'} = $brcrum;
! 56: }
! 57:
! 58: my $startpage = Apache::loncommon::start_page('Menu',undef,$args);
1.38 droeschl 59: my $endpage = Apache::loncommon::end_page();
60:
1.39 droeschl 61: my $script = Apache::lonhtmlcommon::scripttag(<<SCRIPT );
1.38 droeschl 62: \$(document).ready( function() {
63: \$(window).unbind('resize').resize(function(){
1.42 ! raeburn 64: var header;
! 65: var offset = 5;
! 66: var height = 0;
! 67: var hdrtop = 0;
! 68: if (\$('div.LC_head_subbox:first').length) {
! 69: header = \$('div.LC_head_subbox:first');
! 70: offset = 9;
! 71: } else {
! 72: if (\$('#LC_breadcrumbs').length) {
! 73: header = \$('#LC_breadcrumbs');
! 74: }
! 75: }
! 76: if (header.length) {
! 77: height = header.height();
! 78: hdrtop = header.position().top;
! 79: }
! 80: var pos = height + hdrtop + offset;
1.39 droeschl 81: \$('.LC_iframecontainer').css('top', pos);
1.38 droeschl 82: });
83: });
1.39 droeschl 84: window.onload = function(){ \$(window).trigger('resize') };
85: SCRIPT
1.38 droeschl 86:
1.39 droeschl 87: # javascript will position the iframe if window was resized (or zoomed)
88: return <<ENDFRAME;
89: $startpage
90: $script
1.38 droeschl 91: <div class="LC_iframecontainer">
92: <iframe src="$url">No iframe support!</iframe>
93: </div>
94: $endpage
95: ENDFRAME
1.21 albertel 96: }
97:
98: sub handler {
99: my $r=shift;
100: &Apache::loncommon::content_type($r,'text/html');
101: $r->send_http_header;
102:
103: return OK if $r->header_only;
104:
1.38 droeschl 105: my $url = $r->uri;
1.42 ! raeburn 106: my ($is_ext,$brcrum);
1.38 droeschl 107:
108: for ($url){
109: s|^/adm/wrapper||;
110: $is_ext = $_ =~ s|^/ext/|http://|;
111: s|http://https://|https://|;
112: s|:|:|g;
1.21 albertel 113: }
114:
1.42 ! raeburn 115: if ($is_ext) {
! 116: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
! 117: ['forceedit','register','folderpath','symb','idx','title']);
! 118: if (($env{'form.forceedit'}) &&
! 119: (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) &&
! 120: (($env{'form.folderpath'} =~ /^supplemental/) ||
! 121: ($env{'form.symb'} =~ /^uploaded/))) {
! 122: $r->print(
! 123: &Apache::lonextresedit::display_editor($url,$env{'form.folderpath'},
! 124: $env{'form.symb'},
! 125: $env{'form.idx'}));
! 126: return OK;
! 127: } elsif ($env{'form.folderpath'} =~ /^supplemental/) {
! 128: my $crstype = &Apache::loncommon::course_type();
! 129: $brcrum =
! 130: &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype,undef,$env{'form.title'},1);
! 131: if (ref($brcrum) eq 'ARRAY') {
! 132: my $last = $env{'form.title'};
! 133: if ($last eq '') {
! 134: $last = &mt('External Resource');
! 135: }
! 136: push(@{$brcrum},
! 137: {'title' => $last,
! 138: 'text' => $last,
! 139: 'no_mt' => 1,
! 140: });
! 141:
! 142: }
! 143: }
! 144: }
! 145:
1.21 albertel 146: #
147: # Actual URL
148: #
1.41 www 149: if ($url=~/$LONCAPA::assess_re/) {
1.21 albertel 150: #
151: # This is uploaded homework
152: #
1.38 droeschl 153: $env{'request.state'}='uploaded';
154: &Apache::lonhomework::renderpage($r,$url);
1.21 albertel 155: } else {
156: #
157: # This is not homework
158: #
1.38 droeschl 159: if ($is_ext) {
160: $ENV{'QUERY_STRING'} =~ s/(^|\&)symb=[^\&]*/$1/;
1.42 ! raeburn 161: $ENV{'QUERY_STRING'} =~ s/\&$//;
1.38 droeschl 162: }
163:
1.35 raeburn 164: unless ($ENV{'QUERY_STRING'} eq '') {
1.38 droeschl 165: $url.=(($url=~/\?/)?'&':'?').$ENV{'QUERY_STRING'};
1.35 raeburn 166: }
1.38 droeschl 167:
168: # encrypt url if not external
169: &Apache::lonenc::check_encrypt(\$url) if $url !~ /^https?\:/ ;
170:
1.42 ! raeburn 171: $r->print( wrapper($url,$brcrum) );
1.38 droeschl 172:
1.21 albertel 173: } # not just the menu
1.38 droeschl 174:
1.21 albertel 175: return OK;
1.13 www 176: } # handler
1.1 www 177:
178: 1;
179: __END__
180:
1.30 jms 181: =pod
1.1 www 182:
1.30 jms 183: =head1 NAME
184:
185: Apache::lonwrapper - External and binary file management.
186:
187: =head1 SYNOPSIS
188:
189: Wrapper for external and binary files as standalone resources. Edit handler for rat maps; TeX content handler.
190:
191: This is part of the LearningOnline Network with CAPA project
192: described at http://www.lon-capa.org.
193:
194: =head1 Subroutines
195:
196: =over
197:
1.42 ! raeburn 198: =item wrapper($url,$brcrum)
1.30 jms 199:
1.38 droeschl 200: Wraps $url in an iframe and generates a page for it.
1.42 ! raeburn 201: $brcrum contains breadcrumbs for unregistered urls
! 202: (i.e., external resources in Supplemental Content).
1.38 droeschl 203: Returns markup for the entire page.
1.30 jms 204:
205: =item handler()
206:
207: =back
208:
209: =cut
1.1 www 210:
211:
212:
213:
214:
1.29 jms 215:
216:
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