so_sql::init() returns now $this->data as eg. so_sql::read()

etemplate/inc/class.so_sql.inc.php

@@ -258,6 +258,7 @@ class so_sql
 	 * initializes data with the content of key
 	 *
 	 * @param array $keys array with keys in form internalName => value
+	 * @return array internal data after init
 	 */
 	function init($keys=array())
 	{
@@ -266,6 +267,8 @@ class so_sql
 		$this->db2data();
 
 		$this->data_merge($keys);
+		
+		return $this->data;
 	}
 
 	/**