# The LearningOnline Network
# URL translation for encrypted filenames
#
# $Id: lonencurl.pm,v 1.1 2006/04/07 22:15:34 albertel 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/
#
package Apache::lonencurl;
use strict;
use Apache::Constants qw(:common :remotehost);
use CGI::Cookie();
use Apache::lonnet;
use Apache::lonenc;
sub handler {
my $r = shift;
my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
my $lonid=$cookies{'lonID'};
my $cookie;
if ($lonid) {
my $handle=$lonid->value;
$handle=~s/\W//g;
my $lonidsdir=$r->dir_config('lonIDsDir');
$env{'request.enc'}=1;
if ((-e "$lonidsdir/$handle.id") && ($handle ne '')) {
# Initialize Environment
&Apache::lonnet::transfer_profile_to_env($lonidsdir,$handle);
# Decrypt URL and redirect
my $redirect=&Apache::lonenc::unencrypted($r->uri);
if ($r->args) { $redirect.='?'.$r->args; }
$r->internal_redirect($redirect);
return OK;
}
}
return FORBIDDEN;
}
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