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- reverting

    1: # The LearningOnline Network
    2: # checks for a cokkie to authenticate a user
    3: #
    4: # $Id: checkauthen.pm,v 1.5 2006/06/05 15:08:48 albertel Exp $
    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: 
   30: package Apache::checkauthen;
   31: 
   32: use strict;
   33: use Apache::Constants qw(:common);
   34: use Apache::lonnet;
   35: 
   36: sub handler {
   37:     my ($r) = @_;
   38: 
   39:     if ($r->auth_type() eq 'Basic') {
   40: 	return DECLINED;
   41:     }
   42:     my $fail = FORBIDDEN; 
   43:     if ($r->dir_config('lonOtherAuthen') eq 'yes') {
   44: 	#&Apache::lonnet::logthis("other authen");
   45: 	$fail = DECLINED;
   46:     }
   47: 
   48:     if ($env{'user.name'} eq 'public' 
   49: 	&& $env{'user.domain'} eq 'public') {
   50: 	if ($env{'request.publicaccess'} ) {
   51: 	    return OK;
   52: 	} else {
   53: 	    return $fail;
   54: 	}
   55:     }
   56: 
   57:     my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
   58:     my $lonid=$cookies{'lonID'};
   59:     my $cookie;
   60:     if ($lonid) {
   61: 	my $handle=$lonid->value;
   62:         $handle=~s/\W//g;
   63:         my $lonidsdir=$r->dir_config('lonIDsDir');
   64:         if ((-e "$lonidsdir/$handle.id") && ($handle ne '')) {    
   65: 	    return OK;
   66: 	}
   67:     }
   68: 
   69:     return $fail;
   70: }
   71: 
   72: 1;