- # Check any backend caches for the thumbnail...
- if ( isset( $thgThumbCallbacks['checkCache'] )
- && is_callable( $thgThumbCallbacks['checkCache'] ) )
- {
- if ( call_user_func_array( $thgThumbCallbacks['checkCache'], array( $uri, $params ) ) ) {
- return; // file streamed from backend thumb cache
- }
- }
-