1: # The LearningOnline Network
2: # Chat Fetching
3: #
4: # $Id: lonchatfetch.pm,v 1.1 2002/08/08 13:44:17 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::lonchatfetch;
30:
31: use strict;
32: use Apache::Constants qw(:common);
33: use Apache::lontexconvert;
34:
35: sub handler {
36: my $r = shift;
37: $r->content_type('text/html');
38: $r->send_http_header;
39: return OK if $r->header_only;
40:
41: # ------------------------------------------------------------ retrieve entries
42:
43: my $cnum=$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
44: my $cdom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
45: my $chome=$ENV{'course.'.$ENV{'request.course.id'}.'.home'};
46: my @entries=split(/\:/,
47: &Apache::lonnet::reply("chatretr:$cdom:$cnum",$chome));
48: my ($lastid)=($entries[$#entries]=~/^(\w+)/);
49: my ($thentime,$idnum)=split(/\_/,$lastid);
50: # -------------------------------------------------------- see which ones apply
51: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['lastid']);
52: my $include=0;
53: my $newstuff='';
54: unless ($ENV{'form.lastid'}) { $include=1; }
55: foreach (@entries) {
56: if ($include) {
57: my ($id,$msg)=split(/\:/,&Apache::lonnet::unescape($_));
58: chomp($msg);
59: my ($msgtime,$msgnum)=split(/\_/,$id);
60: my ($sdom,$snum,$anon,$contrib)=split(/\:/,
61: &Apache::lonnet::unescape($msg));
62: $contrib=&Apache::lonnet::unescape($contrib);
63: $contrib=~s/\n/\<br \/\>/g;
64: $contrib=&Apache::lontexconvert::msgtexconverted($contrib);
65: $contrib=~s/\n/ /g;
66: $contrib=~s/\'/\&\#39\;/g;
67: my $sender=$snum.' at '.$sdom;
68: if ($anon) {
69: }
70: $newstuff.='<b>'.$sender.'</b> ('.localtime($msgtime).'): '.
71: $contrib."<br>";
72: } else {
73: $_=~/^(\w+)/;
74: if ($1 eq $ENV{'form.lastid'}) { $include=1; }
75: }
76: }
77: $r->print(<<ENDDOCUMENT);
78: <html>
79: <head>
80: <title>The LearningOnline Network with CAPA</title>
81: <meta HTTP-EQUIV="Refresh" CONTENT="5; url=/adm/chatfetch?lastid=$lastid">
82: </head>
83: <body bgcolor="#FFFFFF">
84: <script>
85: parent.chatout.document.writeln('$newstuff');
86: </script>
87: </body>
88: </html>
89: ENDDOCUMENT
90: return OK;
91: }
92:
93: 1;
94: __END__
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