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File:  [LON-CAPA] / loncom / lonnet / perl / lonrep.pm
Revision 1.6: download - view: text, annotated - select for diffs
Thu Nov 29 18:55:24 2001 UTC (22 years, 5 months ago) by www
Branches: MAIN
CVS tags: version_1_3_X, version_1_3_3, version_1_3_2, version_1_3_1, version_1_3_0, version_1_2_X, version_1_2_99_1, version_1_2_99_0, version_1_2_1, version_1_2_0, version_1_1_X, 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, version_1_1_3, version_1_1_2, version_1_1_1, version_1_1_0, version_1_0_99_3, version_1_0_99_2, version_1_0_99_1, version_1_0_99, version_1_0_3, version_1_0_2, version_1_0_1, version_1_0_0, version_0_99_5, version_0_99_4, version_0_99_3, version_0_99_2, version_0_99_1, version_0_99_0, version_0_6_2, version_0_6, version_0_5_1, version_0_5, version_0_4, stable_2002_spring, stable_2002_july, stable_2002_april, conference_2003, STABLE, HEAD
GPL

# The LearningOnline Network
# Replication Manager
#
# $Id: lonrep.pm,v 1.6 2001/11/29 18:55:24 www Exp $
#
# Copyright Michigan State University Board of Trustees
#
# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
#
# LON-CAPA is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# LON-CAPA is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with LON-CAPA; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
# /home/httpd/html/adm/gpl.txt
#
# http://www.lon-capa.org/
#
# (Access Handler for File Transfers
# (lonacc: Cookie Based Access Handler
# 5/21/99,5/22,5/29,5/31,6/15 Gerd Kortemeyer)
# 6/16,6/18 Gerd Kortemeyer)
# 6/18,6/21,6/26,6/28,6/29,6/30,
# 7/2,7/3,7/9,7/10,7/12,
# 01/06,01/14,10/5,
# 06/14/01 Gerd Kortemeyer

package Apache::lonrep;

use strict;
use Apache::Constants qw(:common :http);
use Apache::lonnet();
use Apache::File();
use CGI::Cookie();

sub handler {
    my $r = shift;
    if (-e $r->finfo) {
      return OK;
    } else {
      my $filename=$r->filename.$r->path_info;
      if ($filename=~/\/$/) { return OK; }
      if (-e "$filename.in.transfer") {
	sleep 10;
        $r->filename($filename);
        if (-e $r->finfo) {
	   return OK;
        } else {
	   $r->log_reason("Waiting for file transfer timed out",$filename);
	   return HTTP_SERVICE_UNAVAILABLE;
        }
      } else {
          my $response=Apache::lonnet::repcopy($filename);
          if ($response==OK) {
	      $r->filename($filename);
              return OK;
          }
          my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
          my $lonid=$cookies{'lonID'};
          if ($lonid) {
	     $r->log_reason('Replication failed for '.$lonid->value);
             return $response;
	  } else {
	     $r->log_reason('Replication failed for unknown user'); 
             return FORBIDDEN;
          } 
      }
    }
}

1;
__END__
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