Annotation of loncom/interface/lonbulletin.pm, revision 1.27
1.1 www 1: # The LearningOnline Network
1.5 www 2: # Bulletin Board Handler
1.1 www 3: #
1.27 ! albertel 4: # $Id: lonbulletin.pm,v 1.26 2004/07/28 18:53:38 raeburn Exp $
1.1 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: #
28:
29: package Apache::lonbulletin;
30:
31: use strict;
32: use Apache::Constants qw(:common);
33: use Apache::loncommon;
34: use Apache::lonnet;
35: use Apache::lontexconvert;
1.6 www 36: use Apache::lonfeedback;
1.15 www 37: use Apache::lonlocal;
1.1 www 38:
39: sub handler {
40: my $r = shift;
1.16 www 41: &Apache::loncommon::content_type($r,'text/html');
1.1 www 42: $r->send_http_header;
43: return OK if $r->header_only;
1.23 sakharuk 44: my $target=$ENV{'form.grade_target'};
45:
1.1 www 46: # ------------------------------------------------------------ Print the screen
1.23 sakharuk 47: if ($target ne 'tex') {
48: $r->print(<<ENDDOCUMENT);
1.1 www 49: <html>
50: <head>
51: <title>The LearningOnline Network with CAPA</title>
52: ENDDOCUMENT
1.23 sakharuk 53: } else {
54: $r->print(&Apache::lonprintout::print_latex_header($ENV{'form.latex_type'}));
55: }
1.2 www 56: my (undef,undef,undef,undef,$marker)=split(/\//,$r->uri);
1.1 www 57: # Is this even in a course?
58: unless ($ENV{'request.course.id'}) {
1.8 www 59: $r->print('</head><body>Not in a course</body></html>');
1.1 www 60: return OK;
61: }
62:
63: $marker=~s/\D//g;
64:
65: unless ($marker) {
66: $r->print('<body>Invalid call</body>');
67: return OK;
68: }
69:
70: my $dom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
71: my $crs = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};
72:
73: # --------------------------------------------------------- The syllabus fields
1.17 www 74: my %syllabusfields=&Apache::lonlocal::texthash(
1.2 www 75: 'aaa_title' => 'Topic',
76: 'bbb_content' => 'Task',
1.1 www 77: 'ccc_webreferences' => 'Web References');
78:
1.7 www 79: # ------------------------------------------------------------ Get Query String
80: &Apache::loncommon::get_unprocessed_cgi
1.26 raeburn 81: ($ENV{'QUERY_STRING'},['forcestudent','forceedit','register','origpage']);
1.7 www 82: # ----------------------------------------------------- Force menu registration
83: my $addentries='';
84: if ($ENV{'form.register'}) {
1.26 raeburn 85: $addentries=' onLoad="'.&Apache::lonmenu::loadevents();
86: if ($ENV{'form.origpage'}) {
87: $addentries .= "document.location='#newpost';";
88: }
89: $addentries .= '" onUnload="'.&Apache::lonmenu::unloadevents().'"';
1.7 www 90: $r->print(&Apache::lonmenu::registerurl(1));
1.26 raeburn 91: } elsif ($ENV{'form.origpage'}) {
92: $addentries = "onLoad=\"document.location='#newpost';\"";
1.7 www 93: }
1.1 www 94: # --------------------------------------------------------------- Force Student
95: my $forcestudent='';
1.19 www 96: if ($ENV{'form.forcestudent'}) { $forcestudent='student'; }
97:
98: my $forceedit='';
99: if ($ENV{'form.forceedit'}) { $forceedit='edit'; }
1.1 www 100:
101: my %syllabus=&Apache::lonnet::dump('bulletinpage_'.$marker,$dom,$crs);
102:
103: # --------------------------------------- There is such a user, get environment
1.23 sakharuk 104: if ($target ne 'tex') {
105: $r->print('</head>'.&Apache::loncommon::bodytag
106: ("Bulletin Board/Discussion",$forcestudent,$addentries,'',$dom,
107: $ENV{'form.register'}));
108: }
1.12 www 109: my $allowed=&Apache::lonnet::allowed('mdc',$ENV{'request.course.id'});
1.1 www 110:
1.19 www 111: my $privileged=$allowed;
112: if (($syllabus{'uploaded.lastmodified'}) && (!$forceedit)) {
113: $forcestudent='student';
114: }
1.27 ! albertel 115: if ($target ne 'tex') { $r->print('<table><tr><td>'); }
1.23 sakharuk 116: if ($forcestudent or $target eq 'tex') { $allowed=0; }
1.1 www 117:
1.23 sakharuk 118: if ($allowed) {
1.1 www 119: $r->print(
1.6 www 120: '<p>'.
1.19 www 121: &Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes','Help with filling in text boxes').'<br /><a href="'.$r->uri.'?forcestudent=1"><font size="+1">'.&mt('Show Student View').'</font></a>'.
1.5 www 122: &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').'</p>');
1.23 sakharuk 123: } elsif ($privileged and $target ne 'tex') {
1.19 www 124: $r->print('<a href="'.$r->uri.'?forceedit=edit"><font size="+1">'
125: .&mt('Edit').'</font></a>');
126: }
127:
1.1 www 128: if (($ENV{'form.uploaddoc.filename'}) &&
129: ($ENV{'form.storeupl'}) && ($allowed)) {
1.9 www 130: if ($ENV{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) {
1.20 albertel 131: if ($syllabus{'uploaded.photourl'}) {
132: &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
133: }
134: $syllabus{'uploaded.photourl'}=
135: &Apache::lonnet::userfileupload('uploaddoc',1,'bulletin');
1.1 www 136: }
137: $syllabus{'uploaded.lastmodified'}=time;
138: &Apache::lonnet::put('bulletinpage_'.$marker,\%syllabus,$dom,$crs);
139: }
140: if (($allowed) && ($ENV{'form.storesyl'})) {
141: foreach (keys %syllabusfields) {
142: my $field=$ENV{'form.'.$_};
143: $field=~s/\s+$//s;
1.5 www 144: $field=&Apache::lonfeedback::clear_out_html($field,1);
1.1 www 145: $syllabus{$_}=$field;
146: }
147: $syllabus{'uploaded.lastmodified'}=time;
148: &Apache::lonnet::put('bulletinpage_'.$marker,\%syllabus,$dom,$crs);
149: }
150:
151: # ---------------------------------------------------------------- Get syllabus
152: if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
153: if ($syllabus{'uploaded.photourl'}) {
1.20 albertel 154: &Apache::lonnet::allowuploaded('/adm/syllabus',
155: $syllabus{'uploaded.photourl'});
156: $r->print('<img src="'.$syllabus{'uploaded.photourl'}.
157: '" align="right" />');
1.1 www 158: }
159: if ($allowed) {
160: $r->print(
161: '<form method="post" enctype="multipart/form-data">'.
1.19 www 162: '<input type="hidden" name="forceedit" value="edit" />'.
163: '<h3>'.&mt('Upload a Photo').'</h3>'.
1.1 www 164: '<input type="file" name="uploaddoc" size="50">'.
1.19 www 165: '<input type="submit" name="storeupl" value="'.&mt('Upload').'">'.
1.1 www 166: '</form><form method="post">');
167: }
168: foreach (sort keys %syllabusfields) {
169: if (($syllabus{$_}) || ($allowed)) {
170: my $message=$syllabus{$_};
171: $message=~s/\n/\<br \/\>/g;
172: $message
1.10 www 173: =~s/(https*\:\/\/[^\s]+)/\<a href=\"$1\"\>\<tt\>$1\<\/tt\>\<\/a\>/g;
1.1 www 174: $message=&Apache::lontexconvert::msgtexconverted($message);
1.25 www 175: if ($allowed) {
176: $message=&Apache::lonspeller::markeduptext($message);
177: }
178: unless ($_ eq 'aaa_title') {
1.2 www 179: if (($_ ne 'bbb_content') || ($allowed)) {
1.23 sakharuk 180: if ($target ne 'tex') {
181: $r->print('<h3>'.$syllabusfields{$_}.'</h3>');
182: } else {
183: $r->print('\\\\\textbf{'.$syllabusfields{$_}.'}\\\\');
184: }
185: }
186: if ($target ne 'tex') {
187: $r->print('<blockquote>'.
188: $message.'</blockquote>');
189: } else {
190: $r->print(' '.&Apache::lonxml::xmlparse($r,'tex',$message).' ');
1.2 www 191: }
192: if ($allowed) {
1.3 www 193: $r->print('<br /><textarea cols="80" rows="10" name="'.$_.'">'.
1.1 www 194: $syllabus{$_}.
1.19 www 195: '</textarea><input type="submit" name="storesyl" value="'.&mt('Store').'" />');
1.2 www 196: }
197: } else {
1.23 sakharuk 198: if ($target ne 'tex') {
199: $r->print('<h1>'.$message.'</h1>');
200: } else {
201: $r->print('\\\\\textbf{'.&Apache::lonxml::xmlparse($r,'tex',$message).'}\\\\');
202: }
1.2 www 203: if ($allowed) {
204: $r->print(
1.19 www 205: '<br />'.&mt('Topic').'<br /><textarea cols="80" rows="2" name="'.$_.'">'.
1.2 www 206: $syllabus{$_}.
1.19 www 207: '</textarea><input type="submit" name="storesyl" value="'.&mt('Store').'" />');
1.2 www 208: }
209: }
1.1 www 210: }
211: }
212: if ($allowed) {
213: $r->print('</form>');
214: }
1.23 sakharuk 215: if ($target ne 'tex') {$r->print('</p>');} else {$r->print('\\\\');}
1.1 www 216: } else {
1.19 www 217: $r->print('<p>'.&mt('No page information provided.').'</p>');
1.1 www 218: }
1.27 ! albertel 219: if ($target ne 'tex') { $r->print('</td></tr></table>'); }
1.23 sakharuk 220: if ($target ne 'tex') {
221: $r->print(&Apache::lonfeedback::list_discussion
222: ('board','OPEN','bulletin___'.$marker.'___'.
223: $r->uri));
224: } else {
225: $r->print('\\\\'.&Apache::lonxml::xmlparse($r,'tex',&Apache::lonfeedback::list_discussion
226: ('board','OPEN','bulletin___'.$marker.'___'.
227: $r->uri)));
228: }
229: if ($target ne 'tex') {$r->print('</body></html>');} else {$r->print('\end{document}');}
1.1 www 230: return OK;
231: }
232:
233: 1;
234: __END__
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