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Annotation of loncom/interface/lonchatfetch.pm, revision 1.1

1.1     ! www         1: # The LearningOnline Network
        !             2: # Chat Fetching
        !             3: #
        !             4: # $Id: $
        !             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__