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File:  [LON-CAPA] / loncom / auth / checkauthen.pm
Revision 1.12: download - view: text, annotated - select for diffs
Tue Oct 2 01:09:59 2007 UTC (17 years, 2 months ago) by albertel
Branches: MAIN
CVS tags: version_2_9_X, version_2_9_99_0, version_2_9_1, version_2_9_0, version_2_8_X, version_2_8_99_1, version_2_8_99_0, version_2_8_2, version_2_8_1, version_2_8_0, version_2_7_X, version_2_7_99_1, version_2_7_99_0, version_2_7_1, version_2_7_0, version_2_6_X, version_2_6_99_1, version_2_6_99_0, version_2_6_3, version_2_6_2, version_2_6_1, version_2_6_0, version_2_5_99_1, version_2_5_99_0, version_2_10_X, version_2_10_1, version_2_10_0_RC2, version_2_10_0_RC1, version_2_10_0, loncapaMITrelate_1, language_hyphenation_merge, language_hyphenation, bz6209-base, bz6209, bz5969, bz2851, PRINT_INCOMPLETE_base, PRINT_INCOMPLETE, HEAD, GCI_3, GCI_2, GCI_1, BZ5971-printing-apage, BZ5434-fox, BZ4492-merge, BZ4492-feature_horizontal_radioresponse, BZ4492-feature_Support_horizontal_radioresponse, BZ4492-Support_horizontal_radioresponse
- convert exisiting cookie reads/validations to use
   lonnet::check_for_valid_session

# The LearningOnline Network
# checks for a cokkie to authenticate a user
#
# $Id: checkauthen.pm,v 1.12 2007/10/02 01:09:59 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::checkauthen;

use strict;
use Apache::Constants qw(:common);
use Apache::lonnet;

sub handler {
    my ($r) = @_;

    if (&Apache::lonnet::is_domainimage($r->uri)) {
        return OK;
    }

    if ($r->auth_type() ne 'LONCAPA') {
	return DECLINED;
    }
    my $fail = FORBIDDEN; 
    if ($r->dir_config('lonOtherAuthen') eq 'yes') {
	if (defined($r->dir_config('lonOtherAuthenType'))) {
            $r->auth_type($r->dir_config('lonOtherAuthenType'));
        }
	#&Apache::lonnet::logthis("other authen");
	$fail = DECLINED;
    }

    if ($env{'user.name'} eq 'public' 
	&& $env{'user.domain'} eq 'public') {
	if ($env{'request.publicaccess'} ) {
	    return OK;
	} else {
	    return $fail;
	}
    }

    my $handle = &Apache::lonnet::check_for_valid_session($r);
    if ($handle eq '') {
        $handle = $env{'user.environment'};
    }

    if ($handle ne '') {
        return OK;
    }

    return $fail;
}

1;
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