Index: branches/5.2.x/core/units/categories/categories_event_handler.php
===================================================================
diff -u -N -r15137 -r15145
--- branches/5.2.x/core/units/categories/categories_event_handler.php	(.../categories_event_handler.php)	(revision 15137)
+++ branches/5.2.x/core/units/categories/categories_event_handler.php	(.../categories_event_handler.php)	(revision 15145)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: categories_event_handler.php 15137 2012-03-04 08:06:21Z alex $
+* @version	$Id: categories_event_handler.php 15145 2012-03-04 09:04:08Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -249,7 +249,7 @@
 		 */
 		function OnProcessSelected($event)
 		{
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBItem */
 
 			$selected_ids = $this->Application->GetVar('selected_ids');
@@ -273,7 +273,7 @@
 		{
 			parent::SetCustomQuery($event);
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBList */
 
 			// don't show "Content" category in advanced view
@@ -532,7 +532,7 @@
 				$search_event = $event_mapping[$type];
 				$this->$search_event($event);
 
-				$object =& $event->getObject();
+				$object = $event->getObject();
 				/* @var $object kDBList */
 
 				$search_sql = '	FROM ' . TABLE_PREFIX . 'ses_' . $this->Application->GetSID() . '_' . TABLE_PREFIX . 'Search
@@ -687,7 +687,7 @@
 				return;
 			}
 
-			$object =& $event->getObject(Array ('skip_autoload' => true));
+			$object = $event->getObject(Array ('skip_autoload' => true));
 			/* @var $object kDBItem */
 
 			$object->addCalculatedField(
@@ -751,7 +751,7 @@
 			$id = $event->getEventParam('id');
 
 			// loading anyway, because this object is needed by "c-perm:OnBeforeDeleteFromLive" event
-			$temp_object =& $event->getObject(Array ('skip_autoload' => true));
+			$temp_object = $event->getObject(Array ('skip_autoload' => true));
 			/* @var $temp_object CategoriesItem */
 
 			$temp_object->Load($id);
@@ -819,7 +819,7 @@
 
 			parent::OnPreCreate($event);
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBItem */
 
 			// 2. preset template
@@ -848,7 +848,7 @@
 			$is_editing = implode('', $ids);
 			$old_statuses = $is_editing ? $this->_getCategoryStatus($ids) : Array ();
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object CategoriesItem */
 
 			parent::OnSave($event);
@@ -924,7 +924,7 @@
 		 */
 		protected function OnPreSaveCreated(kEvent $event)
 		{
-			$object =& $event->getObject( Array ('skip_autoload' => true) );
+			$object = $event->getObject( Array ('skip_autoload' => true) );
 			/* @var $object CategoriesItem */
 
 			if ( $object->IsRoot() ) {
@@ -946,7 +946,7 @@
 		{
 			parent::OnAfterItemDelete($event);
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBItem */
 
 			$sql = 'UPDATE ' . $object->TableName . '
@@ -1051,7 +1051,7 @@
 
 				$rb->Load($recycle_bin);
 
-				$cat =& $event->getObject(Array ('skip_autoload' => true));
+				$cat = $event->getObject(Array ('skip_autoload' => true));
 				/* @var $cat CategoriesItem */
 
 				foreach ($ids as $id) {
@@ -1320,7 +1320,7 @@
 		{
 			parent::OnBeforeItemCreate($event);
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object CategoriesItem */
 
 			if ( $object->GetDBField('ParentId') <= 0 ) {
@@ -1391,7 +1391,7 @@
 
 			$this->_beforeItemChange($event);
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBItem */
 
 			if ( $object->GetChangedFields() ) {
@@ -1415,7 +1415,7 @@
 				return;
 			}
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBItem */
 
 			$cache_updater = $this->Application->makeClass('kPermCacheUpdater', Array (null, $object->GetDBField('ParentPath')));
@@ -1472,7 +1472,7 @@
 					$page = $this->Application->GetVar($page_var);
 
 					if ( is_numeric($page) ) {
-						$object =& $event->getObject();
+						$object = $event->getObject();
 						/* @var $object kDBList */
 
 						$object->SetPage($page);
@@ -1499,7 +1499,7 @@
 				return;
 			}
 
-			$object =& $event->getObject(Array ('skip_autoload' => true));
+			$object = $event->getObject(Array ('skip_autoload' => true));
 			/* @var $object CategoriesItem */
 
 			$ids = $this->StoreSelectedIDs($event);
@@ -1546,7 +1546,7 @@
 		 */
 		protected function checkItemStatus(kEvent $event)
 		{
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBItem */
 
 			if ( !$object->isLoaded() ) {
@@ -1662,7 +1662,7 @@
 		 */
 		function _beforeItemChange($event)
 		{
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object CategoriesItem */
 
 			$object->checkFilename();
@@ -1771,7 +1771,7 @@
 		{
 			parent::OnBeforeItemDelete($event);
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBItem */
 
 			if ( $object->GetDBField('Protected') && !$this->Application->isDebugMode(false) ) {
@@ -2112,7 +2112,7 @@
 				return;
 			}
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBItem */
 
 			// remove this category & it's children from dropdown
@@ -2139,7 +2139,7 @@
 		{
 			parent::OnAfterItemCreate($event);
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object CategoriesItem */
 
 			// need to update path after category is created, so category is included in that path
@@ -2292,7 +2292,7 @@
 
 			$event->setPseudoClass('_List');
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBList */
 
 			$this->Application->SetVar($event->getPrefixSpecial().'_Page', 1);
@@ -2564,7 +2564,7 @@
 				return;
 			}
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBItem */
 
 			$id = $this->getPassedID($event);
@@ -2601,7 +2601,7 @@
 			$actual_event_name = $event->getEventParam('actual_event');
 
 			if ( $actual_event_name == 'OnSavePriorityChanges' || $event_name == 'OnAfterItemLoad' || $event_name == 'OnAfterItemDelete' ) {
-				$object =& $event->getObject();
+				$object = $event->getObject();
 				/* @var $object kDBItem */
 
 				$constrain = 'ParentId = ' . $object->GetDBField('ParentId');
@@ -2878,7 +2878,7 @@
 		 */
 		protected function OnAfterItemValidate(kEvent $event)
 		{
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBItem */
 
 			$resource_id = $object->GetDBField('ResourceId');
@@ -2900,7 +2900,7 @@
 		{
 			parent::OnBeforeClone($event);
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBItem */
 
 			$object->SetDBField('ResourceId', 0); // this will reset it