119 lines
3.0 KiB
Perl
119 lines
3.0 KiB
Perl
## @file
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# Lemonldap::NG special handler
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## @class
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# Lemonldap::NG special handler
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package Lemonldap::NG::Handler::UpdateCookie;
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use strict;
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use Lemonldap::NG::Handler::SharedConf qw(:all);
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use base qw(Lemonldap::NG::Handler::SharedConf);
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our $VERSION = '1.0.0';
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## @rmethod int run(Apache2::RequestRec apacheRequest)
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# Main method used to control access.
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# Calls :
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# - fetchId()
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# - fetchUTime()
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# - SUPER::run()
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# @param $apacheRequest Current request
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# @return Apache2::Const value (OK, FORBIDDEN, REDIRECT or SERVER_ERROR)
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sub run {
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my $class = shift;
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$apacheRequest = $_[0];
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# I - Recover the main cookie.
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# If not present, then call parent.
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my $id;
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if ( $id = $class->SUPER::fetchId ) {
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# II - Found update cookie.
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# If found, remove session from local cache when utime is recent.
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my $utime;
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if ( $utime = $class->fetchUTime ) {
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my $clear = 0;
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if ( $id eq $datas->{_session_id} and $datas->{_utime} lt $utime ) {
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$datas->{_session_id} = 0;
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$clear = 1;
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}
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elsif ( $refLocalStorage
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and my $ldatas = $refLocalStorage->get($id) )
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{
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if ( $ldatas->{_utime} lt $utime ) {
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$clear = 1;
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}
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}
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if ($clear) {
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$class->lmLog( "$class: remove $id from local cache", 'debug' );
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$refLocalStorage->remove($id);
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}
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}
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}
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# III - Call parent process.
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$class->SUPER::run(@_);
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}
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## @rmethod protected $ fetchUTime()
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# Get user cookies and search for Lemonldap::NG update cookie.
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# @return Value of the cookie if found, 0 else
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sub fetchUTime {
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my $t = lmHeaderIn( $apacheRequest, 'Cookie' );
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my $c = $cookieName . 'update';
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return ( $t =~ /$c=([^,; ]+)/o ) ? $1 : 0;
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}
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1;
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__END__
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=head1 NAME
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=encoding utf8
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Lemonldap::NG::Handler::UpdateCookie - Perl extension to manage update
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cookie sent by client, to reload session in local cache.
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=head1 SYNOPSIS
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package My::Package;
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use Lemonldap::NG::Handler::UpdateCookie;
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@ISA = qw(Lemonldap::NG::Handler::SharedConf);
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__PACKAGE__->init ( {
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# See Lemonldap::NG::Handler for more
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# Local storage used for sessions and configuration
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} );
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=head1 DESCRIPTION
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Lemonldap::NG::Handler::UpdateCookie is a special Lemonldap::NG:: handler that
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allow a session to be removed from local cache of the current handler, if a
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update cookie is sent by the user.
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The update cookie should be name "lemonldapupdate" and only contains a simple
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timestamp.
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=head2 EXPORT
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See L<Lemonldap::NG::Handler>
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=head1 SEE ALSO
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L<Lemonldap::NG::Handler>
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=head1 AUTHOR
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Thomas Chemineau, E<lt>thomas.chemineau@gmail.comE<gt>
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=head1 COPYRIGHT AND LICENSE
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Copyright (C) 2010 by Thomas Chemineau
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This library is free software; you can redistribute it and/or modify
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it under the same terms as Perl itself, either Perl version 5.10.0 or,
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at your option, any later version of Perl 5 you may have available.
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=cut
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