NotificationRegistry.inc.php
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<?php
/**
* $Id$
*
* KnowledgeTree Open Source Edition
* Document Management Made Simple
* Copyright (C) 2004 - 2007 The Jam Warehouse Software (Pty) Limited
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 3 as published by the
* Free Software Foundation.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
* You can contact The Jam Warehouse Software (Pty) Limited, Unit 1, Tramber Place,
* Blake Street, Observatory, 7925 South Africa. or email info@knowledgetree.com.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU General Public License version 3.
*
* In accordance with Section 7(b) of the GNU General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "Powered by
* KnowledgeTree" logo and retain the original copyright notice. If the display of the
* logo is not reasonably feasible for technical reasons, the Appropriate Legal Notices
* must display the words "Powered by KnowledgeTree" and retain the original
* copyright notice.
* Contributor( s): ______________________________________
*
*/
class KTNotificationRegistry {
var $notification_types = array();
var $notification_types_path = array();
var $notification_instances = array();
static function &getSingleton () {
if (!KTUtil::arrayGet($GLOBALS['_KT_PLUGIN'], 'oKTNotificationRegistry')) {
$GLOBALS['_KT_PLUGIN']['oKTNotificationRegistry'] = new KTNotificationRegistry;
}
return $GLOBALS['_KT_PLUGIN']['oKTNotificationRegistry'];
}
// pass in:
// nsname (e.g. ktcore/subscription)
// classname (e.g. KTSubscriptionNotification)
function registerNotificationHandler($nsname, $className, $path = "") {
$this->notification_types[$nsname] = $className;
$this->notification_types_path[$nsname] = $path;
}
// FIXME insert into notification instances {PERF}
function getHandler($nsname) {
if (!array_key_exists($nsname, $this->notification_types)) {
return null;
} else {
if (array_key_exists($nsname, $this->notification_types_path)) {
$path = $this->notification_types_path[$nsname];
if ($path) {
if (file_exists($path)) {
require_once($path);
}
}
}
return new $this->notification_types[$nsname];
}
}
}
?>