public function testPluginContext()
{
$manager = new PluginManager('', '');
$testPlugin = $this->getMock('Zumba\\Symbiosis\\Test\\Plugin\\MockablePlugin', ['mockMe']);
$testPlugin->expects($this->once())->method('mockMe');
$manager->initializePlugin($testPlugin);
$event = new Event('test', ['val' => true]);
$event->setPluginContext($manager)->trigger();
}
/**
* Call all listeners registered to provided event with data.
*
* Returns true if a registered event's callback was called.
*
* @param \Zumba\Symbiosis\Event\Event $event Event object
* @param array $data Data to append/override in the event object
* @return boolean
*/
public function trigger(Event $event, $data = array())
{
$eventName = $event->name();
$event->data(array_merge($event->data(), $data));
if (!isset($this->registry[$eventName])) {
Log::write('No event registered.', Log::LEVEL_DEBUG, compact('eventName'));
return false;
}
Log::write('Event triggered.', Log::LEVEL_DEBUG, compact('eventName'));
foreach ($this->registry[$eventName] as $listeners) {
foreach ($listeners as $listener) {
if ($listener($event) === false) {
$event->stopPropagation();
}
if (!$event->isPropagating()) {
Log::write('Propagation stopped.', Log::LEVEL_DEBUG, compact('listener', 'eventName'));
break;
}
}
}
return true;
}
public function testEventPriority()
{
// lower priority
$lowPriority = function (Event $event) {
EventManagerTest::$order[] = 3;
};
$highPriority = function (Event $event) {
EventManagerTest::$order[] = 1;
};
$alsoHighPriority = function (Event $event) {
EventManagerTest::$order[] = 2;
};
EventManager::register('test.event1', $lowPriority, EventRegistry::PRIORITY_LOW);
EventManager::register('test.event1', $highPriority, EventRegistry::PRIORITY_HIGH);
EventManager::register('test.event1', $alsoHighPriority, EventRegistry::PRIORITY_HIGH);
$event = new Event('test.event1');
$event->trigger();
$this->assertEquals(array(1, 2, 3), static::$order);
}
public function register2(Event $e)
{
$data = $e->data();
$data['called']++;
$e->data($data);
}
public function testEventPriority()
{
$event = new Event('test.event1', array());
// lower priority
$lowPriority = function (Event $event) {
$data = $event->data();
$data['order'][] = 3;
$event->data($data);
};
$highPriority = function (Event $event) {
$data = $event->data();
$data['order'][] = 1;
$event->data($data);
};
$alsoHighPriority = function (Event $event) {
$data = $event->data();
$data['order'][] = 2;
$event->data($data);
};
$this->registry->register('test.event1', $lowPriority, EventRegistry::PRIORITY_LOW);
$this->registry->register('test.event1', $highPriority, EventRegistry::PRIORITY_HIGH);
$this->registry->register('test.event1', $alsoHighPriority, EventRegistry::PRIORITY_HIGH);
$event = new Event('test.event1', array('order' => array()));
$this->registry->trigger($event);
$data = $event->data();
$this->assertEquals(array(1, 2, 3), $data['order']);
}
<?php
use Zumba\Symbiosis\Event\Event;
// Somewhere in your app, trigger plugins listening to event
$event = new Event('sample.someevent', array('ping' => 'pong'));
$event->trigger();
