protected function getListenerInfo(CallbackHandler $listener, $identifier = '*')
{
$info = array('class' => 'Unknown class', 'method' => 'Unknown method', 'identifier' => $identifier);
$priority = $listener->getMetadatum('priority');
if (null === $priority) {
$priority = 1;
} elseif (is_array($priority)) {
$priority = array_shift($priority);
}
$info['priority'] = $priority;
$callback = $listener->getCallback();
if (is_array($callback)) {
$info['class'] = is_object($callback[0]) ? get_class($callback[0]) : $callback[0];
$info['method'] = $callback[1];
} elseif ($callback instanceof \Closure) {
$closureRef = new \ReflectionFunction($callback);
if (method_exists($closureRef, 'getClosureThis')) {
$info['class'] = get_class($closureRef->getClosureThis());
} else {
$info['class'] = $closureRef->getName();
}
$info['method'] = 'CLOSURE';
} elseif (is_object($callback)) {
$info['class'] = get_class($callback);
$info['method'] = 'INVOKABLE';
}
return $info;
}
public function runAs($role, $callback, $args = array())
{
if (!$callback instanceof CallbackHandler) {
$callback = new CallbackHandler($callback);
}
$this->setTempRole($role);
//execute
$ret = $callback->call($args);
$this->rollbackTempRole();
return $ret;
}
/**
* Unsubscribe a handler from an event
*
* @param CallbackHandler $handler
* @return bool Returns true if event and handle found, and unsubscribed; returns false if either event or handle not found
*/
public function detach(CallbackHandler $handler)
{
$event = $handler->getEvent();
if (empty($this->events[$event])) {
return false;
}
$return = $this->events[$event]->remove($handler);
if (!$return) {
return false;
}
if (!count($this->events[$event])) {
unset($this->events[$event]);
}
return true;
}
/**
* Returns the total number of items.
*
* Executes the {$countCallback}.
*
* @return int
*/
public function count()
{
return $this->countCallback->call();
}
public function run()
{
return $this->callback->call($this->params);
}
public function testClosureCallbackShouldBeInvokedByCall()
{
$handler = new CallbackHandler(null, function () {
return 'foo';
});
$this->assertEquals('foo', $handler->call());
}
public function __c_callback_handle($callback = null, array $metadata = array())
{
$oCallbackHandle = new CallbackHandler($callback);
return $oCallbackHandle->call($metadata);
}
/**
* Unsubscribe a listener from an event
*
* @param CallbackHandler $listener
* @return bool Returns true if event and listener found, and unsubscribed; returns false if either event or listener not found
*/
public function detach(CallbackHandler $listener)
{
$event = $listener->getMetadatum('event');
if (!$event || empty($this->events[$event])) {
return false;
}
$return = $this->events[$event]->remove($listener);
if (!$return) {
return false;
}
if (!count($this->events[$event])) {
unset($this->events[$event]);
}
return true;
}
