Annotation of loncom/interface/lonbulletin.pm, revision 1.23
1.1 www 1: # The LearningOnline Network
1.5 www 2: # Bulletin Board Handler
1.1 www 3: #
1.23 ! sakharuk 4: # $Id: lonbulletin.pm,v 1.22 2004/05/05 23:04:57 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: &Apache::lonnet::logthis("MY TARGET IS DEFINED AS $target");
! 46:
1.1 www 47:
1.22 raeburn 48: # &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous']);
1.1 www 49: # ------------------------------------------------------------ Print the screen
1.23 ! sakharuk 50: if ($target ne 'tex') {
! 51: $r->print(<<ENDDOCUMENT);
1.1 www 52: <html>
53: <head>
54: <title>The LearningOnline Network with CAPA</title>
55: ENDDOCUMENT
1.23 ! sakharuk 56: } else {
! 57: $r->print(&Apache::lonprintout::print_latex_header($ENV{'form.latex_type'}));
! 58: }
1.2 www 59: my (undef,undef,undef,undef,$marker)=split(/\//,$r->uri);
1.1 www 60: # Is this even in a course?
61: unless ($ENV{'request.course.id'}) {
1.8 www 62: $r->print('</head><body>Not in a course</body></html>');
1.1 www 63: return OK;
64: }
65:
66: $marker=~s/\D//g;
67:
68: unless ($marker) {
69: $r->print('<body>Invalid call</body>');
70: return OK;
71: }
72:
73: my $dom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
74: my $crs = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};
75:
76: # --------------------------------------------------------- The syllabus fields
1.17 www 77: my %syllabusfields=&Apache::lonlocal::texthash(
1.2 www 78: 'aaa_title' => 'Topic',
79: 'bbb_content' => 'Task',
1.1 www 80: 'ccc_webreferences' => 'Web References');
81:
1.7 www 82: # ------------------------------------------------------------ Get Query String
83: &Apache::loncommon::get_unprocessed_cgi
1.19 www 84: ($ENV{'QUERY_STRING'},['forcestudent','forceedit','register']);
1.7 www 85: # ----------------------------------------------------- Force menu registration
86: my $addentries='';
87: if ($ENV{'form.register'}) {
88: $addentries=' onLoad="'.&Apache::lonmenu::loadevents().
89: '" onUnload="'.&Apache::lonmenu::unloadevents().'"';
90: $r->print(&Apache::lonmenu::registerurl(1));
91: }
1.1 www 92: # --------------------------------------------------------------- Force Student
93: my $forcestudent='';
1.19 www 94: if ($ENV{'form.forcestudent'}) { $forcestudent='student'; }
95:
96: my $forceedit='';
97: if ($ENV{'form.forceedit'}) { $forceedit='edit'; }
1.1 www 98:
99: my %syllabus=&Apache::lonnet::dump('bulletinpage_'.$marker,$dom,$crs);
100:
101: # --------------------------------------- There is such a user, get environment
1.23 ! sakharuk 102: if ($target ne 'tex') {
! 103: $r->print('</head>'.&Apache::loncommon::bodytag
! 104: ("Bulletin Board/Discussion",$forcestudent,$addentries,'',$dom,
! 105: $ENV{'form.register'}));
! 106: }
1.12 www 107: my $allowed=&Apache::lonnet::allowed('mdc',$ENV{'request.course.id'});
1.1 www 108:
1.19 www 109: my $privileged=$allowed;
110: if (($syllabus{'uploaded.lastmodified'}) && (!$forceedit)) {
111: $forcestudent='student';
112: }
113:
1.23 ! sakharuk 114: if ($forcestudent or $target eq 'tex') { $allowed=0; }
1.1 www 115:
1.23 ! sakharuk 116: if ($allowed) {
1.1 www 117: $r->print(
1.6 www 118: '<p>'.
1.19 www 119: &Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes','Help with filling in text boxes').'<br /><a href="'.$r->uri.'?forcestudent=1"><font size="+1">'.&mt('Show Student View').'</font></a>'.
1.5 www 120: &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').'</p>');
1.23 ! sakharuk 121: } elsif ($privileged and $target ne 'tex') {
1.19 www 122: $r->print('<a href="'.$r->uri.'?forceedit=edit"><font size="+1">'
123: .&mt('Edit').'</font></a>');
124: }
125:
1.1 www 126: if (($ENV{'form.uploaddoc.filename'}) &&
127: ($ENV{'form.storeupl'}) && ($allowed)) {
1.9 www 128: if ($ENV{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) {
1.20 albertel 129: if ($syllabus{'uploaded.photourl'}) {
130: &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
131: }
132: $syllabus{'uploaded.photourl'}=
133: &Apache::lonnet::userfileupload('uploaddoc',1,'bulletin');
1.1 www 134: }
135: $syllabus{'uploaded.lastmodified'}=time;
136: &Apache::lonnet::put('bulletinpage_'.$marker,\%syllabus,$dom,$crs);
137: }
138: if (($allowed) && ($ENV{'form.storesyl'})) {
139: foreach (keys %syllabusfields) {
140: my $field=$ENV{'form.'.$_};
141: $field=~s/\s+$//s;
1.5 www 142: $field=&Apache::lonfeedback::clear_out_html($field,1);
1.1 www 143: $syllabus{$_}=$field;
144: }
145: $syllabus{'uploaded.lastmodified'}=time;
146: &Apache::lonnet::put('bulletinpage_'.$marker,\%syllabus,$dom,$crs);
147: }
148:
149: # ---------------------------------------------------------------- Get syllabus
150: if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
151: if ($syllabus{'uploaded.photourl'}) {
1.20 albertel 152: &Apache::lonnet::allowuploaded('/adm/syllabus',
153: $syllabus{'uploaded.photourl'});
154: $r->print('<img src="'.$syllabus{'uploaded.photourl'}.
155: '" align="right" />');
1.1 www 156: }
157: if ($allowed) {
158: $r->print(
159: '<form method="post" enctype="multipart/form-data">'.
1.19 www 160: '<input type="hidden" name="forceedit" value="edit" />'.
161: '<h3>'.&mt('Upload a Photo').'</h3>'.
1.1 www 162: '<input type="file" name="uploaddoc" size="50">'.
1.19 www 163: '<input type="submit" name="storeupl" value="'.&mt('Upload').'">'.
1.1 www 164: '</form><form method="post">');
165: }
166: foreach (sort keys %syllabusfields) {
167: if (($syllabus{$_}) || ($allowed)) {
168: my $message=$syllabus{$_};
169: $message=~s/\n/\<br \/\>/g;
170: $message
1.10 www 171: =~s/(https*\:\/\/[^\s]+)/\<a href=\"$1\"\>\<tt\>$1\<\/tt\>\<\/a\>/g;
1.1 www 172: $message=&Apache::lontexconvert::msgtexconverted($message);
1.2 www 173: unless ($_ eq 'aaa_title') {
174: if (($_ ne 'bbb_content') || ($allowed)) {
1.23 ! sakharuk 175: if ($target ne 'tex') {
! 176: $r->print('<h3>'.$syllabusfields{$_}.'</h3>');
! 177: } else {
! 178: $r->print('\\\\\textbf{'.$syllabusfields{$_}.'}\\\\');
! 179: }
! 180: }
! 181: if ($target ne 'tex') {
! 182: $r->print('<blockquote>'.
! 183: $message.'</blockquote>');
! 184: } else {
! 185: $r->print(' '.&Apache::lonxml::xmlparse($r,'tex',$message).' ');
1.2 www 186: }
187: if ($allowed) {
1.3 www 188: $r->print('<br /><textarea cols="80" rows="10" name="'.$_.'">'.
1.1 www 189: $syllabus{$_}.
1.19 www 190: '</textarea><input type="submit" name="storesyl" value="'.&mt('Store').'" />');
1.2 www 191: }
192: } else {
1.23 ! sakharuk 193: if ($target ne 'tex') {
! 194: $r->print('<h1>'.$message.'</h1>');
! 195: } else {
! 196: $r->print('\\\\\textbf{'.&Apache::lonxml::xmlparse($r,'tex',$message).'}\\\\');
! 197: }
1.2 www 198: if ($allowed) {
199: $r->print(
1.19 www 200: '<br />'.&mt('Topic').'<br /><textarea cols="80" rows="2" name="'.$_.'">'.
1.2 www 201: $syllabus{$_}.
1.19 www 202: '</textarea><input type="submit" name="storesyl" value="'.&mt('Store').'" />');
1.2 www 203: }
204: }
1.1 www 205: }
206: }
207: if ($allowed) {
208: $r->print('</form>');
209: }
1.23 ! sakharuk 210: if ($target ne 'tex') {$r->print('</p>');} else {$r->print('\\\\');}
1.1 www 211: } else {
1.19 www 212: $r->print('<p>'.&mt('No page information provided.').'</p>');
1.1 www 213: }
1.23 ! sakharuk 214: if ($target ne 'tex') {
! 215: $r->print(&Apache::lonfeedback::list_discussion
! 216: ('board','OPEN','bulletin___'.$marker.'___'.
! 217: $r->uri));
! 218: } else {
! 219: $r->print('\\\\'.&Apache::lonxml::xmlparse($r,'tex',&Apache::lonfeedback::list_discussion
! 220: ('board','OPEN','bulletin___'.$marker.'___'.
! 221: $r->uri)));
! 222: }
! 223: if ($target ne 'tex') {$r->print('</body></html>');} else {$r->print('\end{document}');}
1.1 www 224: return OK;
225: }
226:
227: 1;
228: __END__
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