# The LearningOnline Network
# Access Handler for User Files
#
# $Id: lonuploadedacc.pm,v 1.6 2002/11/12 22:37:18 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::lonuploadedacc;
use strict;
use Apache::Constants qw(:common :remotehost);
use Apache::lonnet();
sub handler {
my $r = shift;
my $c = $r->connection;
my $args=$r->args;
&Apache::loncommon::get_unprocessed_cgi($args,['token']);
my (undef,undef,$udom,$uname,$ufile)=split(/\//,$r->uri);
$ufile=~s/^[\~\.]+//;
my ($homeserver)=($ENV{'form.token'}=~/\_([a-zA-Z0-9]+)$/);
my $remoteip=$c->remote_ip;
my $remoteserver=$Apache::lonnet::iphost{$remoteip};
my $reply=&Apache::lonnet::reply('tokenauthuserfile:'.
$udom.'/'.$uname.'/'.$ufile.':'.$ENV{'form.token'},
$remoteserver);
if ($reply eq 'ok') {
return OK;
} else {
&Apache::lonnet::logthis(
"Refused userfile access $uname at $udom for $ufile from $remoteip -> $remoteserver home $homeserver with $ENV{'form.token'}: $reply");
return FORBIDDEN;
}
}
1;
__END__
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