Index: branches/5.2.x/core/units/helpers/cat_dbitem_export_helper.php
===================================================================
diff -u -N -r15127 -r15130
--- branches/5.2.x/core/units/helpers/cat_dbitem_export_helper.php	(.../cat_dbitem_export_helper.php)	(revision 15127)
+++ branches/5.2.x/core/units/helpers/cat_dbitem_export_helper.php	(.../cat_dbitem_export_helper.php)	(revision 15130)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: cat_dbitem_export_helper.php 15127 2012-02-22 17:15:27Z alex $
+* @version	$Id: cat_dbitem_export_helper.php 15130 2012-03-03 18:38:32Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -155,7 +155,7 @@
 		 * @param kCatDBItem|bool $object
 		 * @param bool $set_status
 		 */
-		function fillRequiredFields(&$event, &$object, $set_status = false)
+		function fillRequiredFields($event, &$object, $set_status = false)
 		{
 			if ( $object == $this->false ) {
 				$object =& $event->getObject();
@@ -212,7 +212,7 @@
 		 * @return bool
 		 * @access protected
 		 */
-		protected function verifyOptions(&$event)
+		protected function verifyOptions($event)
 		{
 			if ($this->Application->RecallVar($event->getPrefixSpecial().'_ForceNotValid'))
 			{
@@ -398,7 +398,7 @@
 		 *
 		 * @param kEvent $event
 		 */
-		function openFile(&$event)
+		function openFile($event)
 		{
 			$file_helper =& $this->Application->recallObject('FileHelper');
 			/* @var $file_helper FileHelper */
@@ -543,7 +543,7 @@
 		 *
 		 * @param kEvent $event
 		 */
-		function performExport(&$event)
+		function performExport($event)
 		{
 			$this->exportOptions = $this->loadOptions($event);
 			$this->exportFields = $this->exportOptions['ExportColumns'];
@@ -638,7 +638,7 @@
 		 *
 		 * @param kEvent $event
 		 */
-		function performImport(&$event)
+		function performImport($event)
 		{
 			if (!$this->exportOptions) {
 				// load import options in case if not previously loaded in verification function
@@ -769,7 +769,7 @@
 		 * @param Array $record_data
 		 * @return void
 		 */
-		function resetImportObject(&$event, $object_type, $record_data = null)
+		function resetImportObject($event, $object_type, $record_data = null)
 		{
 			switch ($object_type) {
 				case IMPORT_TEMP:
@@ -868,7 +868,7 @@
 		 * @param Array $record_data
 		 * @return bool
 		 */
-		function processCurrentItem(&$event, $record_data)
+		function processCurrentItem($event, $record_data)
 		{
 			$save_method = 'Create';
 			$load_keys = Array();
@@ -1220,7 +1220,7 @@
 		 * @param Array $options
 		 * @return void
 		 */
-		function saveOptions(&$event, $options = null)
+		function saveOptions($event, $options = null)
 		{
 			if ( !isset($options) ) {
 				$options = $this->exportOptions;
@@ -1235,7 +1235,7 @@
 		 * @param kEvent $event
 		 * @return Array
 		 */
-		function loadOptions(&$event)
+		function loadOptions($event)
 		{
 			return unserialize( $this->Application->RecallVar($event->getPrefixSpecial() . '_options') );
 		}
@@ -1245,7 +1245,7 @@
 		 *
 		 * @param kEvent $event
 		 */
-		function prepareExportColumns(&$event)
+		function prepareExportColumns($event)
 		{
 			$object =& $event->getObject( Array('skip_autoload' => true) );
 			/* @var $object kCatDBItem */
@@ -1332,7 +1332,7 @@
 		 * @param kEvent $event
 		 * @return void
 		 */
-		function PrepareExportPresets(&$event)
+		function PrepareExportPresets($event)
 		{
 			$object =& $event->getObject(Array ('skip_autoload' => true));
 			/* @var $object kDBItem */
@@ -1381,7 +1381,7 @@
 		 * @return void
 		 * @access protected
 		 */
-		protected function updateImportFiles(&$event)
+		protected function updateImportFiles($event)
 		{
 			if ( $event->Special != 'import' ) {
 				return ;
@@ -1418,7 +1418,7 @@
 		 * @param kEvent $event
 		 * @return string
 		 */
-		function getModuleName(&$event)
+		function getModuleName($event)
 		{
 			$module_path = $this->Application->getUnitOption($event->Prefix, 'ModuleFolder') . '/';
 			$module_name = $this->Application->findModule('Path', $module_path, 'Name');
@@ -1431,7 +1431,7 @@
 		 *
 		 * @param kEvent $event
 		 */
-		function OnExportBegin(&$event)
+		function OnExportBegin($event)
 		{
 			$items_info = $this->Application->GetVar($event->getPrefixSpecial(true));
 
@@ -1536,7 +1536,7 @@
 		 *
 		 * @param kEvent $event
 		 */
-		function setRequiredFields(&$event)
+		function setRequiredFields($event)
 		{
 			$required_fields['common'] = Array('FieldsSeparatedBy', 'LineEndings', 'CategoryFormat');