This commit is contained in:
2018-09-19 21:43:25 +02:00
parent 1c407a4328
commit f9d3d02e74
482 changed files with 31736 additions and 9897 deletions
@@ -11,11 +11,11 @@
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.
@@ -97,8 +97,14 @@ class TraceableEventDispatcher implements TraceableEventDispatcherInterface
*/
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);
@@ -150,8 +156,7 @@ class TraceableEventDispatcher implements TraceableEventDispatcherInterface
$called = array();
foreach ($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);
}
}
@@ -189,8 +194,10 @@ class TraceableEventDispatcher implements TraceableEventDispatcherInterface
}
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);
}
}
}
@@ -200,6 +207,11 @@ class TraceableEventDispatcher implements TraceableEventDispatcherInterface
return $notCalled;
}
public function reset()
{
$this->called = array();
}
/**
* Proxies all method calls to the original event dispatcher.
*
@@ -210,7 +222,7 @@ class TraceableEventDispatcher implements TraceableEventDispatcherInterface
*/
public function __call($method, $arguments)
{
return call_user_func_array(array($this->dispatcher, $method), $arguments);
return \call_user_func_array(array($this->dispatcher, $method), $arguments);
}
/**
@@ -236,12 +248,11 @@ class TraceableEventDispatcher implements TraceableEventDispatcherInterface
private function preProcess($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);
}
}
@@ -258,10 +269,13 @@ class TraceableEventDispatcher implements TraceableEventDispatcherInterface
$this->dispatcher->removeListener($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])) {
@@ -272,12 +286,12 @@ class TraceableEventDispatcher implements TraceableEventDispatcherInterface
}
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;
@@ -285,80 +299,13 @@ class TraceableEventDispatcher implements TraceableEventDispatcherInterface
}
}
/**
* 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;
}