src/CI_Base_Model.php
protected function subscribe($event, $observer, $handler = FALSE)
    {
        if (!isset($this->event_listeners[$event])) {
            $this->event_listeners[$event] = array();
        }

        if (is_string($handler) || (is_string($observer) && !$handler)) {
            $handler = !$handler ? $observer : $handler;
            $this->event_listeners[$event][$handler] = $observer;
            return $this;
        }

        $strategy = $handler ? 'array_unshift' : 'array_push';

        $strategy($this->event_listeners[$event], $observer);

        return $this;
    }
protected function subscribe($event, $observer, $handler = FALSE)
    {
        if (!isset($this->event_listeners[$event])) {
            $this->event_listeners[$event] = array();
        }

        if (is_string($handler) || (is_string($observer) && !$handler)) {
            $handler = !$handler ? $observer : $handler;
            $this->event_listeners[$event][$handler] = $observer;
            return $this;
        }

        $strategy = $handler ? 'array_unshift' : 'array_push';

        $strategy($this->event_listeners[$event], $observer);

        return $this;
    }
protected function subscribe ( $ event , $ observer , $ handler = FALSE ) { if ( ! isset ( $ this -> event_listeners [ $ event ] ) ) { $ this -> event_listeners [ $ event ] = array ( ) ; } if ( is_string ( $ handler ) || ( is_string ( $ observer ) && ! $ handler ) ) { $ handler = ! $ handler ? $ observer : $ handler ; $ this -> event_listeners [ $ event ] [ $ handler ] = $ observer ; return $ this ; } $ strategy = $ handler ? 'array_unshift' : 'array_push' ; $ strategy ( $ this -> event_listeners [ $ event ] , $ observer ) ; return $ this ; }
/*---------------------------
Event Callback functions
---------------------------
/ * --------------------------- Event Callback functions ---------------------------