l-visit_eh.php
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	<?php
	/**
	* @version $Id: l-visit_eh.php 15150 2012-03-04 09:05:14Z alex $
	* @package In-Link
	* @copyright Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
	* @license GNU/GPL
	* In-Portal is Open Source software.
	* This means that this software may have been modified pursuant
	* the GNU General Public License, and as distributed it includes
	* or is derivative of works licensed under the GNU General Public License
	* or other free or open source software licenses.
	* See http://www.in-portal.org/license for copyright notices and details.
	*/

	defined('FULL_PATH') or die('restricted access!');

	class LinkVisitEventHandler extends kDBEventHandler {

	/**
	* Deletes visits when user/link got deleted
	*
	* @param kEvent $event
	*/
	function OnDeleteVisits($event)
	{
	$key_field = $event->MasterEvent->Prefix == 'u' ? 'PortalUserId' : 'ResourceId';
	$table_name = $this->Application->getUnitOption($this->Prefix, 'TableName');

	$object = $event->MasterEvent->getObject();

	$sql = 'DELETE FROM '.$table_name.'
	WHERE '.$key_field.' = '.$object->GetDBField($key_field);
	$this->Conn->Query($sql);
	}
	}