File:
[LON-CAPA] /
loncom /
interface /
lonsimplepage.pm
Revision
1.21:
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Thu Jun 3 14:28:39 2004 UTC (19 years, 10 months ago) by
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CVS tags:
version_1_2_X,
version_1_2_1,
version_1_2_0,
version_1_1_99_5,
version_1_1_99_4,
version_1_1_99_3,
version_1_1_99_2,
version_1_1_99_1,
version_1_1_99_0,
HEAD
HTMLarea - only have 5 minutes.
There are lots of odd problems with Mozilla, not just meta-refresh, but
also popup windows and one random segmentation fault.
1: # The LearningOnline Network
2: # Simple Page Editor
3: #
4: # $Id: lonsimplepage.pm,v 1.21 2004/06/03 14:28:39 www 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: package Apache::lonsimplepage;
30:
31: use strict;
32: use Apache::Constants qw(:common);
33: use Apache::loncommon;
34: use Apache::lonnet;
35: use Apache::lontexconvert;
36: use Apache::lonfeedback;
37: use Apache::lonlocal;
38: use Apache::lonprintout;
39: use Apache::lonxml;
40:
41: sub handler {
42: my $r = shift;
43: $r->content_type('text/html');
44: $r->send_http_header;
45: return OK if $r->header_only;
46: my $target=$ENV{'form.grade_target'};
47: # ------------------------------------------------------------ Print the screen
48: if ($target ne 'tex') {
49: $r->print(<<ENDDOCUMENT);
50: <html>
51: <head>
52: <title>The LearningOnline Network with CAPA</title>
53: ENDDOCUMENT
54: } else {
55: $r->print(&Apache::lonprintout::print_latex_header($ENV{'form.latex_type'}));
56: }
57: my (undef,undef,undef,undef,$marker)=split(/\//,$r->uri);
58: # Is this even in a course?
59: unless ($ENV{'request.course.id'}) {
60: if ($target ne 'tex') {
61: $r->print('</head><body>Not in a course</body></html>');
62: return OK;
63: } else {
64: $r->print('\textbf{Not in a course}\end{document}');
65: }
66: }
67:
68: $marker=~s/\D//g;
69:
70: unless ($marker) {
71: $r->print('<body>Invalid call</body>');
72: return OK;
73: }
74:
75: my $dom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
76: my $crs = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};
77:
78: # --------------------------------------------------------- The syllabus fields
79: my %syllabusfields=&Apache::lonlocal::texthash(
80: 'aaa_title' => 'Page Title',
81: 'bbb_content' => 'Content',
82: 'ccc_webreferences' => 'Web References');
83:
84:
85: # ------------------------------------------------------------ Get query string
86: &Apache::loncommon::get_unprocessed_cgi
87: ($ENV{'QUERY_STRING'},['forcestudent','forceedit','register']);
88: # ----------------------------------------------------- Force menu registration
89: my $addentries='';
90: if ($ENV{'form.register'}) {
91: $addentries=' onLoad="'.&Apache::lonmenu::loadevents().
92: '" onUnload="'.&Apache::lonmenu::unloadevents().'"';
93: $r->print(&Apache::lonmenu::registerurl(1));
94: }
95: # --------------------------------------------------------------- Force Student
96: my $forcestudent='';
97: if ($ENV{'form.forcestudent'} || $target eq 'tex' ) { $forcestudent='student'; };
98: my $forceedit='';
99: if ($ENV{'form.forceedit'}) { $forceedit='edit'; }
100:
101:
102: my %syllabus=&Apache::lonnet::dump('smppage_'.$marker,$dom,$crs);
103:
104: # --------------------------------------- There is such a user, get environment
105:
106: if ($target ne 'tex') {
107: $r->print(&Apache::lonhtmlcommon::htmlareaheaders().
108: '</head>'.&Apache::loncommon::bodytag
109: ("Course Page",$forcestudent,$addentries,'',$dom,$ENV{'form.register'}));
110: }
111:
112: my $allowed=&Apache::lonnet::allowed('mdc',$ENV{'request.course.id'});
113: my $privileged=$allowed;
114: if (($syllabus{'uploaded.lastmodified'}) && (!$forceedit)) {
115: $forcestudent='student';
116: }
117:
118: if ($forcestudent or $target eq 'tex') { $allowed=0; }
119:
120: if ($allowed) {
121: $r->print('<p>'.
122: &Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes','Help with filling in text boxes').'<br /><a href="'.$r->uri.'?forcestudent=1"><font size="+1">'.&mt('Show Student View').'</font></a>'.
123: &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').'</p>');
124: } elsif ($privileged and $target ne 'tex') {
125: $r->print('<a href="'.$r->uri.'?forceedit=edit"><font size="+1">'.&mt('Edit').'</font></a>');
126: }
127: if (($ENV{'form.uploaddoc.filename'} and $target ne 'tex') &&
128: ($ENV{'form.storeupl'}) && ($allowed)) {
129: if ($ENV{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) {
130: if ($syllabus{'uploaded.photourl'}) {
131: &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
132: }
133: $syllabus{'uploaded.photourl'}=
134: &Apache::lonnet::userfileupload('uploaddoc',1,'simplepage');
135: }
136: $syllabus{'uploaded.lastmodified'}=time;
137: &Apache::lonnet::put('smppage_'.$marker,\%syllabus,$dom,$crs);
138: }
139: if (($allowed) && ($ENV{'form.storesyl'})) {
140: foreach (keys %syllabusfields) {
141: my $field=$ENV{'form.'.$_};
142: chomp($field);
143: $field=~s/\s+$//s;
144: $field=~s/^\s+//s;
145: $field=~s/\<br\s*\/*\>$//s;
146: $field=&Apache::lonfeedback::clear_out_html($field,1);
147: $syllabus{$_}=$field;
148: }
149: $syllabus{'uploaded.lastmodified'}=time;
150: &Apache::lonnet::put('smppage_'.$marker,\%syllabus,$dom,$crs);
151: }
152:
153: # ---------------------------------------------------------------- Get syllabus
154: if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
155: if ($syllabus{'uploaded.photourl'}) {
156: &Apache::lonnet::allowuploaded('/adm/smppg',
157: $syllabus{'uploaded.photourl'});
158:
159: my $image='<img src="'.$syllabus{'uploaded.photourl'}.'"
160: align="right" />';
161: if ($target eq 'tex') {
162: $image=&Apache::lonxml::xmlparse($r,'tex',$image);
163: }
164: $r->print($image);
165: }
166: if ($allowed) {
167: $r->print(
168: '<form method="post" enctype="multipart/form-data">'.
169: '<input type="hidden" name="forceedit" value="edit" />'.
170: '<h3>Upload a Photo</h3>'.
171: '<input type="file" name="uploaddoc" size="50">'.
172: '<input type="submit" name="storeupl" value="Upload">'.
173: '</form><form method="post">');
174: }
175: foreach (sort keys %syllabusfields) {
176: if (($syllabus{$_}) || ($allowed)) {
177: my $message=$syllabus{$_};
178: $message=~s/\n/\<br \/\>/g;
179: $message
180: =~s/(https*\:\/\/[^\s]+)/\<a href=\"$1\"\>\<tt\>$1\<\/tt\>\<\/a\>/g;
181: $message=&Apache::lontexconvert::msgtexconverted($message);
182: unless ($_ eq 'aaa_title') {
183: if (($_ ne 'bbb_content') || ($allowed)) {
184: if ($target ne 'tex') {
185: $r->print('<h3>'.$syllabusfields{$_}.'</h3>');
186: } else {
187: my $safeinit;
188: $r->print(&Apache::lonxml::xmlparse($r,'tex','<h3>'.$syllabusfields{$_}.'</h3>'));
189: }
190: }
191: if ($target ne 'tex') {
192: $r->print('<blockquote>'.
193: $message.'</blockquote>');
194: } else {
195: my $safeinit;
196: $r->print(&Apache::lonxml::xmlparse($r,'tex',$message));
197: }
198: if ($allowed) {
199: if ($target ne 'tex') {
200: $r->print('<br /><textarea cols="80" rows="24" name="'.$_.'" id="'.$_.'">'.
201: $syllabus{$_}.
202: '</textarea><input type="submit" name="storesyl" value="Store" />');
203: } else {
204: my $safeinit;
205: $r->print(&Apache::lonxml::xmlparse($r,'tex',$syllabus{$_},$safeinit));
206: }
207: }
208: } else {
209: if ($target ne 'tex') {
210: $r->print('<h1>'.$message.'</h1>');
211: } else {
212: my $safeinit;
213: $r->print(&Apache::lonxml::xmlparse($r,'tex','<h1>'.$message.'</h1>'));
214: }
215: if ($allowed) {
216: if ($ENV{'form.grade_target'} ne 'tex') {
217: $r->print(
218: '<br />Title<br /><textarea cols="80" rows="2" name="'.$_.'">'.
219: $syllabus{$_}.
220: '</textarea><input type="submit" name="storesyl" value="Store" />');
221: } else {
222: my $safeinit;
223: $r->print(&Apache::lonxml::xmlparse($r,'tex',$syllabus{$_},$safeinit));
224: }
225: }
226: }
227: }
228: }
229: if ($allowed && ($ENV{'form.grade_target'} ne 'tex')) {
230: $r->print(&Apache::lonhtmlcommon::htmlareaselectactive
231: ('bbb_content').'</form>');
232: }
233: if ($ENV{'form.grade_target'} ne 'tex') {$r->print('</p>');}
234: } else {
235: $r->print('<p>No page information provided.</p>');
236: }
237: if ($ENV{'form.grade_target'} ne 'tex') {
238: $r->print('</body></html>');
239: } else {
240: $r->print('\end{document}');
241: }
242: return OK;
243: }
244:
245: 1;
246: __END__
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