// Merge -> revision 8097

classes/Product.php

@@ -3420,4 +3420,18 @@ class ProductCore extends ObjectModel
 				return false;
 		return true;
 	}
-}
+        
+	/**
+	 * Checks if reference exists
+	 * @return boolean
+	 */
+	public function existsRefInDatabase($reference)
+	{
+		$row = Db::getInstance()->getRow('
+		SELECT `reference`
+		FROM `'._DB_PREFIX_.'product` p
+		WHERE p.reference = "'.$reference.'"');
+	                
+		return isset($row['reference']);
+	}
+}