Index: branches/5.2.x/units/listings/listings_event_handler.php
===================================================================
diff -u -N -r14678 -r14703
--- branches/5.2.x/units/listings/listings_event_handler.php	(.../listings_event_handler.php)	(revision 14678)
+++ branches/5.2.x/units/listings/listings_event_handler.php	(.../listings_event_handler.php)	(revision 14703)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: listings_event_handler.php 14678 2011-10-19 08:32:24Z alex $
+* @version	$Id: listings_event_handler.php 14703 2011-10-26 11:43:40Z alex $
 * @package	In-Link
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -301,7 +301,11 @@
 	 */
 	function OnListingCreate(&$event)
 	{
+		$new_processing = false;
+		$link_id = $listing_type_id = 0;
+
 		$object =& $event->getObject( Array('skip_autoload' => true) );
+		/* @var $object kDBItem */
 
 		switch ($event->Name) {
 			case 'EnhanceLinkAfterOrderApprove':
@@ -451,6 +455,8 @@
 	function EnhanceLinkAfterOrderApprove(&$event)
 	{
 		$object =& $event->getObject( Array('skip_autoload' => true) );
+		/* @var $object kDBItem */
+
 		$fields = $event->getEventParam('field_values');
 		$item_data = unserialize($fields['ItemData']);
 
@@ -501,23 +507,25 @@
 	 */
 	function ExpireLink(&$event)
 	{
-		$object =& $event->getObject( Array('skip_autoload' => true) );
+		$object =& $event->getObject(Array ('skip_autoload' => true));
+		/* @var $object kDBItem */
+
 		$fields = $event->getEventParam('field_values');
 		$item_data = unserialize($fields['ItemData']);
-		$sql = 'SELECT ListingId FROM '.$this->Application->getUnitOption($event->Prefix, 'TableName').'
-				WHERE ItemResourceId = '.$item_data['LinkId'];
+
+		$sql = 'SELECT ListingId FROM ' . $this->Application->getUnitOption($event->Prefix, 'TableName') . '
+				WHERE ItemResourceId = ' . $item_data['LinkId'];
 		$listing_id = $this->Conn->GetOne($sql);
+
 		$object->Load($listing_id);
 		$original_values = $object->GetFieldValues();
 		$object->SetDBField('Status', 2);
 
-		if($object->Update())
-		{
+		if ( $object->Update() ) {
 			$event->status = kEvent::erSUCCESS;
 			$this->ResetLink($original_values);
 		}
-		else
-		{
+		else {
 			$event->status = kEvent::erFAIL;
 		}
 	}
@@ -688,21 +696,23 @@
 	function OnCancelEnhancement(&$event)
 	{
 		$listing_id = $this->verifyListingOwner($event);
-		if (!$listing_id) {
-			return ;
+		if ( !$listing_id ) {
+			return;
 		}
 
-		$object =& $event->getObject( Array('skip_autoload' => true) );
+		$object =& $event->getObject(Array ('skip_autoload' => true));
+		/* @var $object kDBItem */
+
 		$object->Load($listing_id);
 
 		$original_values = $object->GetFieldValues();
 		$original_values['Status'] = 1;
 		$this->ResetLink($original_values);
 
-		$sql = 'SELECT CreatedById FROM '.$this->Application->getUnitOption('l', 'TableName').'
-				WHERE ResourceId = '.$object->GetDBField('ItemResourceId');
-		$email_event_user =& $this->Application->EmailEventUser('LINK.ENHANCE.CANCEL', $this->Conn->GetOne($sql));
-		$email_event_admin =& $this->Application->EmailEventAdmin('LINK.ENHANCE.CANCEL');
+		$sql = 'SELECT CreatedById FROM ' . $this->Application->getUnitOption('l', 'TableName') . '
+				WHERE ResourceId = ' . $object->GetDBField('ItemResourceId');
+		$this->Application->EmailEventUser('LINK.ENHANCE.CANCEL', $this->Conn->GetOne($sql));
+		$this->Application->EmailEventAdmin('LINK.ENHANCE.CANCEL');
 
 		$object->Delete();
 		$event->redirect = $this->Application->GetVar('success_template');
@@ -772,8 +782,8 @@
 	 */
 	protected function OnMassDelete(&$event)
 	{
-		$object =& $event->getObject( Array ('skip_autoload' => true) );
-		/*@var $object kDBItem */
+		$object =& $event->getObject(Array ('skip_autoload' => true));
+		/* @var $object kDBItem */
 
 		$ids = $this->StoreSelectedIDs($event);
 
Index: branches/5.2.x/install/prerequisites.php
===================================================================
diff -u -N -r14254 -r14703
--- branches/5.2.x/install/prerequisites.php	(.../prerequisites.php)	(revision 14254)
+++ branches/5.2.x/install/prerequisites.php	(.../prerequisites.php)	(revision 14703)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: prerequisites.php 14254 2011-03-16 21:30:58Z alex $
+* @version	$Id: prerequisites.php 14703 2011-10-26 11:43:40Z alex $
 * @package	In-Link
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -42,7 +42,9 @@
 		/**
 		 * Checks minimal version, that could be upgradeable
 		 *
-		 * @param string $mode when called mode {install, standalone, upgrade)
+		 * @param Array $versions
+		 * @param string $mode when called mode {install, upgrade, standalone)
+		 * @return Array
 		 */
 		function CheckPrerequisites($versions, $mode)
 		{
Index: branches/5.2.x/units/links/links_event_handler.php
===================================================================
diff -u -N -r14678 -r14703
--- branches/5.2.x/units/links/links_event_handler.php	(.../links_event_handler.php)	(revision 14678)
+++ branches/5.2.x/units/links/links_event_handler.php	(.../links_event_handler.php)	(revision 14703)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: links_event_handler.php 14678 2011-10-19 08:32:24Z alex $
+* @version	$Id: links_event_handler.php 14703 2011-10-26 11:43:40Z alex $
 * @package	In-Link
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -103,7 +103,7 @@
 
 			$ids = $this->StoreSelectedIDs($event);
 			if (!$ids) {
-				return true;
+				return ;
 			}
 
 			// check, that user has not selected multiple links from same group
@@ -134,7 +134,8 @@
 			}
 
 			if (!$groping_error) {
-				$temp =& $this->Application->recallObject($event->getPrefixSpecial().'_TempHandler', 'kTempTablesHandler');
+				$temp_handler =& $this->Application->recallObject($event->getPrefixSpecial().'_TempHandler', 'kTempTablesHandler');
+				/* @var $temp_handler kTempTablesHandler */
 
 				$categories_sql = 'SELECT main_table.ResourceId, ci.CategoryId, main_table.'.$id_field.'
 						FROM '.$table_name.' main_table
@@ -163,7 +164,7 @@
 					}
 
 					// delete all links from group except primary
-					$temp->DeleteItems($event->Prefix, $event->Special, array_values($group_links));
+					$temp_handler->DeleteItems($event->Prefix, $event->Special, array_values($group_links));
 				}