// Add a lock on install process steps to be sure that a process can't be called if the first one isn't finished

git-svn-id: http://dev.prestashop.com/svn/v1/branches/1.5.x@12916 b9a71923-0436-4b27-9f14-aed3839534dd
2012-02-02 09:31:18 +00:00
parent be9e1c1ec1
commit 4772fad3a3
3 changed files with 42 additions and 25 deletions
@@ -45,9 +45,16 @@ class InstallSession
 		session_start();
 	}

-	public function __get($varname)
+	public function &__get($varname)
 	{
-		return isset($_SESSION[$varname]) ? $_SESSION[$varname] : null;
+		if (isset($_SESSION[$varname]))
+			$ref = &$_SESSION[$varname];
+		else
+		{
+			$null = null;
+			$ref = &$null;
+		}
+		return $ref;
 	}

 	public function __set($varname, $value)