$_in_progress $_in_progress : boolean In progress flag Determines whether hook is in progress, used to prevent infinte loops Type boolean
call_hook() call_hook(string $which = '') : boolean Call Hook Calls a particular hook. Called by CodeIgniter.php. Parameters string $which Hook name Returns boolean — TRUE on success or FALSE on failure
_run_hook() _run_hook(array $data) : boolean Run Hook Runs a particular hook Parameters array $data Hook details Returns boolean — TRUE on success or FALSE on failure