diff options
Diffstat (limited to 'core/event.php')
-rw-r--r-- | core/event.php | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/core/event.php b/core/event.php deleted file mode 100644 index 0941acac..00000000 --- a/core/event.php +++ /dev/null @@ -1,149 +0,0 @@ -<?php - -namespace Core; - -/** - * Event listener interface - * - * @package core - * @author Frederic Guillot - */ -interface Listener { - - /** - * @return boolean - */ - public function execute(array $data); -} - -/** - * Event dispatcher class - * - * @package core - * @author Frederic Guillot - */ -class Event -{ - /** - * Contains all listeners - * - * @access private - * @var array - */ - private $listeners = array(); - - /** - * The last listener executed - * - * @access private - * @var string - */ - private $lastListener = ''; - - /** - * The last triggered event - * - * @access private - * @var string - */ - private $lastEvent = ''; - - /** - * Triggered events list - * - * @access private - * @var array - */ - private $events = array(); - - /** - * Attach a listener object to an event - * - * @access public - * @param string $eventName Event name - * @param Listener $listener Object that implements the Listener interface - */ - public function attach($eventName, Listener $listener) - { - if (! isset($this->listeners[$eventName])) { - $this->listeners[$eventName] = array(); - } - - $this->listeners[$eventName][] = $listener; - } - - /** - * Trigger an event - * - * @access public - * @param string $eventName Event name - * @param array $data Event data - */ - public function trigger($eventName, array $data) - { - $this->lastEvent = $eventName; - $this->events[] = $eventName; - - if (isset($this->listeners[$eventName])) { - foreach ($this->listeners[$eventName] as $listener) { - if ($listener->execute($data)) { - $this->lastListener = get_class($listener); - } - } - } - } - - /** - * Get the last listener executed - * - * @access public - * @return string Event name - */ - public function getLastListenerExecuted() - { - return $this->lastListener; - } - - /** - * Get the last fired event - * - * @access public - * @return string Event name - */ - public function getLastTriggeredEvent() - { - return $this->lastEvent; - } - - /** - * Get a list of triggered events - * - * @access public - * @return array - */ - public function getTriggeredEvents() - { - return $this->events; - } - - /** - * Check if a listener bind to an event - * - * @access public - * @param string $eventName Event name - * @param mixed $instance Instance name or object itself - * @return bool Yes or no - */ - public function hasListener($eventName, $instance) - { - if (isset($this->listeners[$eventName])) { - foreach ($this->listeners[$eventName] as $listener) { - if ($listener instanceof $instance) { - return true; - } - } - } - - return false; - } -} |