- add #user_cache.cache_update_time - useful for plugins or the filter when it is not possible/desirable to cache/calculate data specific to the user when pwg core does it; note that this opens the possibility to implement a data cache (file/shared mem/ etc...) for every user (for very large databases)

git-svn-id: http://piwigo.org/svn/trunk@2448 68402e56-0260-453c-a942-63ccdbb3a9ee

include/functions_filter.inc.php

@@ -22,19 +22,6 @@
 // +-----------------------------------------------------------------------+
 
 
-/**
- * Get a check key for filtered data
- * Check key are composed of elements witch force to compute data
- *
- * @param null
- * @return strinf check_key
- */
-function get_filter_check_key()
-{
-  global $user, $filter;
-
-  return $user['id'].$filter['recent_period'].date('Ymd');
-}
 
 /**
  * update data of categories with filtered values