Index: branches/5.2.x/units/orders/orders_event_handler.php
===================================================================
diff -u -N -r15141 -r15149
--- branches/5.2.x/units/orders/orders_event_handler.php	(.../orders_event_handler.php)	(revision 15141)
+++ branches/5.2.x/units/orders/orders_event_handler.php	(.../orders_event_handler.php)	(revision 15149)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: orders_event_handler.php 15141 2012-03-04 08:08:18Z alex $
+* @version	$Id: orders_event_handler.php 15149 2012-03-04 09:05:03Z alex $
 * @package	In-Commerce
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license	Commercial License
@@ -178,7 +178,7 @@
 
 	function OnQuietPreSave($event)
 	{
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object kDBItem */
 
 		$object->IgnoreValidation = true;
@@ -197,7 +197,7 @@
 			return ;
 		}
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object OrdersItem */
 
 		$shipping_address_id = $this->Application->GetVar('shipping_address_id');
@@ -322,7 +322,7 @@
 
 		$this->Conn->doUpdate($fields_hash, $table_name, $id_field . ' = ' . $order_id);
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object kDBItem */
 
 		// set user id to object, since it will be used during order update from OnRecalculateItems event
@@ -441,7 +441,7 @@
 
 		$this->ReserveItems($event);
 
-		$order =& $event->getObject();
+		$order = $event->getObject();
 		/* @var $order OrdersItem */
 
 		$charge_result = $this->ChargeOrder($order);
@@ -528,7 +528,7 @@
 	 */
 	function setBillingAddress($event)
 	{
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object OrdersItem */
 
 		if ( $object->HasTangibleItems() ) {
@@ -591,7 +591,7 @@
 	{
 		$this->OnUpdateCart($event);
 		if ( !$event->getEventParam('RecalculateChangedCart') ) {
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object OrdersItem */
 
 			if ( !$object->HasTangibleItems() ) {
@@ -669,7 +669,7 @@
 		if ( $items_info ) {
 			list($id, $field_values) = each($items_info);
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBItem */
 
 			$payment_type_id = $object->GetDBField('PaymentType');
@@ -697,7 +697,7 @@
 	 */
 	protected function OnCancelRecurring($event)
 	{
-		$order =& $event->getObject();
+		$order = $event->getObject();
 		/* @var $order OrdersItem */
 
 		$order->SetDBField('IsRecurringBilling', 0);
@@ -719,7 +719,7 @@
 	{
 		parent::OnAfterItemUpdate($event);
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object OrdersItem */
 
 		$cvv2 = $object->GetDBField('PaymentCVV2');
@@ -755,7 +755,7 @@
 		}
 		else {
 			// strange: recalculate total amount on error
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object OrdersItem */
 
 			$object->SetDBField('TotalAmount', $object->getTotalAmount());
@@ -773,7 +773,7 @@
 			return ;
 		}
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object kDBItem */
 
 		$addr_list = $this->Application->recallObject('addr', 'addr_List', Array ('per_page' => -1, 'skip_counting' => true));
@@ -840,7 +840,7 @@
 			return;
 		}
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object kDBItem */
 
 		// 1. delete given order item by id
@@ -1046,7 +1046,7 @@
 				$table['p'] = $this->Application->getUnitOption('p', 'TableName');
 				$table['oi'] = $this->TablePrefix($event).'OrderItems';
 
-				$object =& $event->getObject();
+				$object = $event->getObject();
 				$ord_id = $object->GetID();
 
 				// 2.3. check if some amount of same combination & product are not already in shopping cart
@@ -1175,7 +1175,7 @@
 			return ;
 		}
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object OrdersItem */
 
 		$coupon = $this->Application->recallObject('coup', null, Array ('skip_autoload' => true));
@@ -1240,7 +1240,7 @@
 	 */
 	function OnRemoveCoupon($event)
 	{
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object OrdersItem */
 
 		$this->RemoveCoupon($object);
@@ -1325,7 +1325,7 @@
 
 	function OnCleanupCart($event)
 	{
-		$object =& $event->getObject();
+		$object = $event->getObject();
 
 		$sql = 'DELETE FROM '.TABLE_PREFIX.'OrderItems
 				WHERE OrderId = '.$this->getPassedID($event);
@@ -1400,7 +1400,7 @@
 			// if we already know, that there is no such order,
 			// then don't run database query, that will confirm that
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBItem */
 
 			$object->Clear($id);
@@ -1417,7 +1417,7 @@
 	 */
 	function _createNewCart($event)
 	{
-		$object =& $event->getObject( Array('skip_autoload' => true) );
+		$object = $event->getObject( Array('skip_autoload' => true) );
 		/* @var $object kDBItem */
 
 		$this->setNextOrderNumber($event);
@@ -1511,7 +1511,7 @@
 	 */
 	function SetStepRequiredFields($event)
 	{
-		$order =& $event->getObject();
+		$order = $event->getObject();
 		/* @var $order OrdersItem */
 
 		$cs_helper = $this->Application->recallObject('CountryStatesHelper');
@@ -1574,7 +1574,7 @@
 			return;
 		}
 
-		$order =& $event->getObject();
+		$order = $event->getObject();
 		/* @var $order OrdersItem */
 
 		$ses_user = $this->Application->RecallVar('user_id');
@@ -1604,7 +1604,7 @@
 	{
 		parent::OnPreCreate($event);
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object kDBItem */
 
 		$this->setNextOrderNumber($event);
@@ -1626,7 +1626,7 @@
 	{
 		parent::OnBeforeClone($event);
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object OrdersItem */
 
 		if ( substr($event->Special, 0, 9) == 'recurring' ) {
@@ -1728,7 +1728,7 @@
 		$from_tab = substr($event->Name, strlen('OnResetTo'));
 
 		// load values from db
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object kDBItem */
 
 		// update values from submit
@@ -1766,7 +1766,7 @@
 
 	function OnMassPlaceOrder($event)
 	{
-		$object =& $event->getObject( Array('skip_autoload' => true) );
+		$object = $event->getObject( Array('skip_autoload' => true) );
 		$ids = $this->StoreSelectedIDs($event);
 
 		if($ids)
@@ -2242,7 +2242,7 @@
 	 */
 	function setNextOrderNumber($event)
 	{
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object OrdersItem */
 
 		$sql = 'SELECT MAX(Number)
@@ -2323,7 +2323,7 @@
 	{
 		parent::OnAfterItemLoad($event);
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object kDBItem */
 
 		// get user fields
@@ -2389,7 +2389,7 @@
 	{
 		parent::OnBeforeItemUpdate($event);
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object OrdersItem */
 
 		$old_payment_type = $object->GetOriginalField('PaymentType');
@@ -2471,7 +2471,7 @@
 	 */
 	protected function createAccountFromOrder($event)
 	{
-		$order =& $event->getObject();
+		$order = $event->getObject();
 		/* @var $order OrdersItem */
 
 		$order_helper = $this->Application->recallObject('OrderHelper');
@@ -2509,7 +2509,7 @@
 	{
 		parent::SetCustomQuery($event);
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object kDBList */
 
 		$types = $event->getEventParam('types');
@@ -2601,7 +2601,7 @@
 
 	function DoPlaceOrder($event)
 	{
-		$order =& $event->getObject();
+		$order = $event->getObject();
 
 		$table_prefix = $this->TablePrefix($event);
 
@@ -2617,7 +2617,7 @@
 
 	function &queryOrderItems($event, $table_prefix)
 	{
-		$order =& $event->getObject();
+		$order = $event->getObject();
 		$ord_id = $order->GetId();
 
 		// TABLE_PREFIX and $table_prefix are NOT the same !!!
@@ -3062,7 +3062,7 @@
 			return;
 		}
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object OrdersItem */
 
 		$shipping_total = $insurance_fee = 0;
@@ -3098,7 +3098,7 @@
 			return ;
 		}
 
-		$order =& $event->getObject();
+		$order = $event->getObject();
 		/* @var $order OrdersItem */
 
 		if ( !$order->isLoaded() ) {
@@ -3193,7 +3193,7 @@
 
 	function UpdateShippingOption($event)
 	{
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		$shipping_option = $object->GetDBField('ShippingOption');
 
 		if($shipping_option == '') return;
@@ -3224,7 +3224,7 @@
 	 */
 	function UpdateShippingTypes($event)
 	{
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object OrdersItem */
 
 		$ord_id = $object->GetID();
@@ -3306,7 +3306,7 @@
 
 	function RecalculateTax($event)
 	{
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object OrdersItem */
 
 		if ($object->GetDBField('Status') > ORDER_STATUS_PENDING) {
@@ -3318,7 +3318,7 @@
 
 	function RecalculateProcessingFee($event)
 	{
-		$object =& $event->getObject();
+		$object = $event->getObject();
 
 		// Do not reset processing fee while orders are being split (see SplitOrder)
 		if (preg_match("/^-sub/", $object->Special)) return;
@@ -3332,15 +3332,15 @@
 
 	function UpdateTotals($event)
 	{
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object OrdersItem */
 
 		$object->UpdateTotals();
 	}
 
 	/*function CalculateDiscount($event)
 	{
-		$object =& $event->getObject();
+		$object = $event->getObject();
 
 		$coupon = $this->Application->recallObject('coup', null, Array('skip_autoload' => true));
 		if(!$coupon->Load( $object->GetDBField('CouponId'), 'CouponId' ))
@@ -3425,7 +3425,7 @@
 	 */
 	function OnResetToPending($event)
 	{
-		$object =& $event->getObject( Array('skip_autoload' => true) );
+		$object = $event->getObject( Array('skip_autoload' => true) );
 		/* @var $object kDBItem */
 
 		$items_info = $this->Application->GetVar($event->getPrefixSpecial(true));
@@ -3455,7 +3455,7 @@
 	function OnLoadSelected($event)
 	{
 		$event->setPseudoClass('_List');
-		$object =& $event->getObject( Array('selected_only' => true) );
+		$object = $event->getObject( Array('selected_only' => true) );
 		$event->redirect = false;
 	}
 
@@ -3807,7 +3807,7 @@
 			return true;
 		}
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object kDBItem */
 
 		if ( !$object->isLoaded() ) {
@@ -3831,7 +3831,7 @@
 			return;
 		}
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object OrdersItem */
 
 		$gift_certificate = $this->Application->recallObject('gc', null, Array ('skip_autoload' => true));
@@ -3872,7 +3872,7 @@
 	 */
 	function OnRemoveGiftCertificate($event)
 	{
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object OrdersItem */
 
 		$this->RemoveGiftCertificate($object);
@@ -3888,7 +3888,7 @@
 
 	function RecalculateGift($event)
 	{
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object OrdersItem */
 
 		if ($object->GetDBField('Status') > ORDER_STATUS_PENDING) {
@@ -3920,7 +3920,7 @@
 		ini_set('memory_limit', '300M');
 		ini_set('max_execution_time', '0');
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object kDBItem */
 
 		$file = $object->GetDBField('ShippingTracking') . '.pdf';
@@ -3948,7 +3948,7 @@
 
 		$create_account = $this->Application->GetVar('create_account');
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object kDBItem */
 
 		$required_fields = Array ('UserPassword', 'UserPassword_plain', 'VerifyUserPassword', 'VerifyUserPassword_plain');