namespace Symfony\Component\EventDispatcher\Debug;
+use Psr\Log\LoggerInterface;
+use Symfony\Component\EventDispatcher\Event;
use Symfony\Component\EventDispatcher\EventDispatcherInterface;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
-use Symfony\Component\EventDispatcher\Event;
use Symfony\Component\Stopwatch\Stopwatch;
-use Psr\Log\LoggerInterface;
/**
* Collects some data about event listeners.
private $dispatcher;
private $wrappedListeners;
- /**
- * Constructor.
- *
- * @param EventDispatcherInterface $dispatcher An EventDispatcherInterface instance
- * @param Stopwatch $stopwatch A Stopwatch instance
- * @param LoggerInterface $logger A LoggerInterface instance
- */
public function __construct(EventDispatcherInterface $dispatcher, Stopwatch $stopwatch, LoggerInterface $logger = null)
{
$this->dispatcher = $dispatcher;
*/
public function getListenerPriority($eventName, $listener)
{
- if (!method_exists($this->dispatcher, 'getListenerPriority')) {
- return 0;
+ // we might have wrapped listeners for the event (if called while dispatching)
+ // in that case get the priority by wrapper
+ if (isset($this->wrappedListeners[$eventName])) {
+ foreach ($this->wrappedListeners[$eventName] as $index => $wrappedListener) {
+ if ($wrappedListener->getWrappedListener() === $listener) {
+ return $this->dispatcher->getListenerPriority($eventName, $wrappedListener);
+ }
+ }
}
return $this->dispatcher->getListenerPriority($eventName, $listener);
$called = array();
foreach ($this->called as $eventName => $listeners) {
foreach ($listeners as $listener) {
- $info = $this->getListenerInfo($listener->getWrappedListener(), $eventName);
- $called[$eventName.'.'.$info['pretty']] = $info;
+ $called[$eventName.'.'.$listener->getPretty()] = $listener->getInfo($eventName);
}
}
}
if (!$called) {
- $info = $this->getListenerInfo($listener, $eventName);
- $notCalled[$eventName.'.'.$info['pretty']] = $info;
+ if (!$listener instanceof WrappedListener) {
+ $listener = new WrappedListener($listener, null, $this->stopwatch, $this);
+ }
+ $notCalled[$eventName.'.'.$listener->getPretty()] = $listener->getInfo($eventName);
}
}
}
return $notCalled;
}
+ public function reset()
+ {
+ $this->called = array();
+ }
+
/**
* Proxies all method calls to the original event dispatcher.
*
*/
public function __call($method, $arguments)
{
- return call_user_func_array(array($this->dispatcher, $method), $arguments);
+ return \call_user_func_array(array($this->dispatcher, $method), $arguments);
}
/**
private function preProcess($eventName)
{
foreach ($this->dispatcher->getListeners($eventName) as $listener) {
- $info = $this->getListenerInfo($listener, $eventName);
- $name = isset($info['class']) ? $info['class'] : $info['type'];
- $wrappedListener = new WrappedListener($listener, $name, $this->stopwatch, $this);
+ $priority = $this->getListenerPriority($eventName, $listener);
+ $wrappedListener = new WrappedListener($listener, null, $this->stopwatch, $this);
$this->wrappedListeners[$eventName][] = $wrappedListener;
$this->dispatcher->removeListener($eventName, $listener);
- $this->dispatcher->addListener($eventName, $wrappedListener, $info['priority']);
+ $this->dispatcher->addListener($eventName, $wrappedListener, $priority);
}
}
$this->dispatcher->removeListener($eventName, $listener);
$this->dispatcher->addListener($eventName, $listener->getWrappedListener(), $priority);
- $info = $this->getListenerInfo($listener->getWrappedListener(), $eventName);
+ if (null !== $this->logger) {
+ $context = array('event' => $eventName, 'listener' => $listener->getPretty());
+ }
+
if ($listener->wasCalled()) {
if (null !== $this->logger) {
- $this->logger->debug(sprintf('Notified event "%s" to listener "%s".', $eventName, $info['pretty']));
+ $this->logger->debug('Notified event "{event}" to listener "{listener}".', $context);
}
if (!isset($this->called[$eventName])) {
}
if (null !== $this->logger && $skipped) {
- $this->logger->debug(sprintf('Listener "%s" was not called for event "%s".', $info['pretty'], $eventName));
+ $this->logger->debug('Listener "{listener}" was not called for event "{event}".', $context);
}
if ($listener->stoppedPropagation()) {
if (null !== $this->logger) {
- $this->logger->debug(sprintf('Listener "%s" stopped propagation of the event "%s".', $info['pretty'], $eventName));
+ $this->logger->debug('Listener "{listener}" stopped propagation of the event "{event}".', $context);
}
$skipped = true;
}
}
- /**
- * Returns information about the listener.
- *
- * @param object $listener The listener
- * @param string $eventName The event name
- *
- * @return array Information about the listener
- */
- private function getListenerInfo($listener, $eventName)
- {
- $info = array(
- 'event' => $eventName,
- 'priority' => $this->getListenerPriority($eventName, $listener),
- );
-
- // unwrap for correct listener info
- if ($listener instanceof WrappedListener) {
- $listener = $listener->getWrappedListener();
- }
-
- if ($listener instanceof \Closure) {
- $info += array(
- 'type' => 'Closure',
- 'pretty' => 'closure',
- );
- } elseif (is_string($listener)) {
- try {
- $r = new \ReflectionFunction($listener);
- $file = $r->getFileName();
- $line = $r->getStartLine();
- } catch (\ReflectionException $e) {
- $file = null;
- $line = null;
- }
- $info += array(
- 'type' => 'Function',
- 'function' => $listener,
- 'file' => $file,
- 'line' => $line,
- 'pretty' => $listener,
- );
- } elseif (is_array($listener) || (is_object($listener) && is_callable($listener))) {
- if (!is_array($listener)) {
- $listener = array($listener, '__invoke');
- }
- $class = is_object($listener[0]) ? get_class($listener[0]) : $listener[0];
- try {
- $r = new \ReflectionMethod($class, $listener[1]);
- $file = $r->getFileName();
- $line = $r->getStartLine();
- } catch (\ReflectionException $e) {
- $file = null;
- $line = null;
- }
- $info += array(
- 'type' => 'Method',
- 'class' => $class,
- 'method' => $listener[1],
- 'file' => $file,
- 'line' => $line,
- 'pretty' => $class.'::'.$listener[1],
- );
- }
-
- return $info;
- }
-
private function sortListenersByPriority($a, $b)
{
- if (is_int($a['priority']) && !is_int($b['priority'])) {
+ if (\is_int($a['priority']) && !\is_int($b['priority'])) {
return 1;
}
- if (!is_int($a['priority']) && is_int($b['priority'])) {
+ if (!\is_int($a['priority']) && \is_int($b['priority'])) {
return -1;
}
projects / yaffs-website / blobdiff