// Normalize

classes/ImportModule.php

@@ -14,7 +14,7 @@
 
 abstract class ImportModuleCore extends Module
 {
-	protected $_link = NULL;
+	protected $_link = null;
 	
 	public $server;
 	
@@ -30,17 +30,17 @@ abstract class ImportModuleCore extends Module
 	
 	public function __destruct()
 	{
-		if($this->_link)
+		if ($this->_link)
 			@mysql_close($this->_link);
 	}
 	
 	protected function initDatabaseConnection()
 	{
-		if ($this->_link != NULL)
+		if ($this->_link != null)
 			return $this->_link;
 		if ($this->_link = mysql_connect($this->server, $this->user, $this->passwd, true))
 		{
-			if(!mysql_select_db($this->database, $this->_link))
+			if (!mysql_select_db($this->database, $this->_link))
 				die(Tools::displayError('The database selection cannot be made.'));
 			if (!mysql_query('SET NAMES \'utf8\'', $this->_link))
 				die(Tools::displayError('PrestaShop Fatal error: no utf-8 support. Please check your server configuration.'));
@@ -71,7 +71,7 @@ abstract class ImportModuleCore extends Module
 	{
 		$this->initDatabaseConnection();
 		$result = $this->executeS($query);
-		if (!sizeof($result))
+		if (!count($result))
 			return 0;
 		else
 			return array_shift($result[0]);
@@ -81,7 +81,7 @@ abstract class ImportModuleCore extends Module
 	{
 		$modules = Module::getModulesOnDisk(true);
 		foreach ($modules as $key => $module)
-			if(get_parent_class($module) != 'ImportModule')
+			if (get_parent_class($module) != 'ImportModule')
 				unset($modules[$key]);
 		return $modules;
 	}