// fix product comparison

classes/Customer.php

@@ -104,6 +104,9 @@ class CustomerCore extends ObjectModel
 	/** @var boolean is the customer logged in */
 	public		$logged = 0;
 	
+	/** @var int id_guest meaning the guest table, not the guest customer  */
+	public 		$id_guest;
+	
 	protected $tables = array ('customer');
 
  	protected 	$fieldsRequired = array('lastname', 'passwd', 'firstname', 'email');

classes/Dispatcher.php

@@ -186,7 +186,6 @@ class DispatcherCore
 				$_GET['isolang'] = $m[1];
 				$this->requestURI = substr($this->requestURI, 3);
 			}
-
 		// Get and instantiate controller
 		$this->getController();
 		$controllers = Dispatcher::getControllers();
@@ -376,6 +375,7 @@ class DispatcherCore
 			return $this->controller;
 			
 		$controller = Tools::getValue('controller');
+
 		if (isset($controller) && preg_match('/^([0-9a-z_-]+)\?(.*)=(.*)$/Ui', $controller, $m))
 		{
 			$controller = $m[1];