# The LearningOnline Network
# Logout Handler
# (Cookie Based Access Handler
# 5/21/99,5/22,5/29,5/31,6/15,16/11,22/11,
# 01/06,01/13 Gerd Kortemeyer)
# 05/31 Gerd Kortemeyer
package Apache::lonlogout;
use strict;
use Apache::Constants qw(:common);
use Apache::File;
use Apache::lonnet;
use Apache::lonmenu;
use CGI::Cookie();
sub handler {
my $r = shift;
my $requrl=$r->uri;
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');
if ((-e "$lonidsdir/$handle.id") && ($handle ne '')) {
my @profile;
my %sessionhash;
{
my $idf=Apache::File->new("$lonidsdir/$handle.id");
@profile=<$idf>;
}
my $envi;
for ($envi=0;$envi<=$#profile;$envi++) {
chomp($profile[$envi]);
my ($envname,$envvalue)=split(/=/,$profile[$envi]);
$sessionhash{$envname}=$envvalue;
}
unlink("$lonidsdir/$handle.id");
&Apache::lonnet::log($sessionhash{'user.domain'},
$sessionhash{'user.name'},
$sessionhash{'user.home'},
"Logout $ENV{'REMOTE_ADDR'}");
$r->content_type('text/html');
$r->send_http_header;
return OK if $r->header_only;
# -------------------------------------------------------- Menu script and info
my $windowinfo=&Apache::lonmenu::close();
# --------------------------------------------------------------- Screen Output
$r->print(<<ENDDOCUMENT);
<html>
<head><title>The LearningOnline Network with CAPA Logout</title></head>
<body bgcolor="#FFFFFF">
$windowinfo
<h1>Goodbye!</h1></body>
</html>
ENDDOCUMENT
return OK;
} else {
$r->log_reason("Cookie $handle not valid", $r->filename);
}
}
return FORBIDDEN;
}
1;
__END__
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