FM / event-dispatcher

/var/www/cobraambalaj/vendor/symfony/event-dispatcher/

/var/www/cobraambalaj/vendor/symfony/event-dispatcher

Name	Size	Mode	Actions
Debug/	-	0755	rm
DependencyInjection/	-	0755	rm
CHANGELOG.md	2725	0644	edit dl rm
composer.json	1619	0644	edit dl rm
EventDispatcher.php	9091	0644	edit dl rm
EventDispatcherInterface.php	2465	0644	edit dl rm
EventSubscriberInterface.php	1720	0644	edit dl rm
GenericEvent.php	3586	0644	edit dl rm
ImmutableEventDispatcher.php	2229	0644	edit dl rm
LegacyEventDispatcherProxy.php	882	0644	edit dl rm
LICENSE	1065	0644	edit dl rm
README.md	604	0644	edit dl rm

Edit: /var/www/cobraambalaj/vendor/symfony/event-dispatcher/EventDispatcher.php (9091B)

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\EventDispatcher;

use Psr\EventDispatcher\StoppableEventInterface;
use Symfony\Component\EventDispatcher\Debug\WrappedListener;

/**
 * The EventDispatcherInterface is the central point of Symfony's event listener system.
 *
 * Listeners are registered on the manager and events are dispatched through the
 * manager.
 *
 * @author Guilherme Blanco <guilhermeblanco@hotmail.com>
 * @author Jonathan Wage <jonwage@gmail.com>
 * @author Roman Borschel <roman@code-factory.org>
 * @author Bernhard Schussek <bschussek@gmail.com>
 * @author Fabien Potencier <fabien@symfony.com>
 * @author Jordi Boggiano <j.boggiano@seld.be>
 * @author Jordan Alliot <jordan.alliot@gmail.com>
 * @author Nicolas Grekas <p@tchwork.com>
 */
class EventDispatcher implements EventDispatcherInterface
{
    private $listeners = [];
    private $sorted = [];
    private $optimized;

public function __construct()
    {
        if (__CLASS__ === static::class) {
            $this->optimized = [];
        }
    }

/**
     * {@inheritdoc}
     */
    public function dispatch(object $event, string $eventName = null): object
    {
        $eventName = $eventName ?? \get_class($event);

if (null !== $this->optimized) {
            $listeners = $this->optimized[$eventName] ?? (empty($this->listeners[$eventName]) ? [] : $this->optimizeListeners($eventName));
        } else {
            $listeners = $this->getListeners($eventName);
        }

if ($listeners) {
            $this->callListeners($listeners, $eventName, $event);
        }

return $event;
    }

/**
     * {@inheritdoc}
     */
    public function getListeners(string $eventName = null)
    {
        if (null !== $eventName) {
            if (empty($this->listeners[$eventName])) {
                return [];
            }

if (!isset($this->sorted[$eventName])) {
                $this->sortListeners($eventName);
            }

return $this->sorted[$eventName];
        }

foreach ($this->listeners as $eventName => $eventListeners) {
            if (!isset($this->sorted[$eventName])) {
                $this->sortListeners($eventName);
            }
        }

return array_filter($this->sorted);
    }

/**
     * {@inheritdoc}
     */
    public function getListenerPriority(string $eventName, $listener)
    {
        if (empty($this->listeners[$eventName])) {
            return null;
        }

if (\is_array($listener) && isset($listener[0]) && $listener[0] instanceof \Closure && 2 >= \count($listener)) {
            $listener[0] = $listener[0]();
            $listener[1] = $listener[1] ?? '__invoke';
        }

foreach ($this->listeners[$eventName] as $priority => &$listeners) {
            foreach ($listeners as &$v) {
                if ($v !== $listener && \is_array($v) && isset($v[0]) && $v[0] instanceof \Closure && 2 >= \count($v)) {
                    $v[0] = $v[0]();
                    $v[1] = $v[1] ?? '__invoke';
                }
                if ($v === $listener) {
                    return $priority;
                }
            }
        }

return null;
    }

/**
     * {@inheritdoc}
     */
    public function hasListeners(string $eventName = null)
    {
        if (null !== $eventName) {
            return !empty($this->listeners[$eventName]);
        }

foreach ($this->listeners as $eventListeners) {
            if ($eventListeners) {
                return true;
            }
        }

return false;
    }

/**
     * {@inheritdoc}
     */
    public function addListener(string $eventName, $listener, int $priority = 0)
    {
        $this->listeners[$eventName][$priority][] = $listener;
        unset($this->sorted[$eventName], $this->optimized[$eventName]);
    }

/**
     * {@inheritdoc}
     */
    public function removeListener(string $eventName, $listener)
    {
        if (empty($this->listeners[$eventName])) {
            return;
        }

foreach ($this->listeners[$eventName] as $priority => &$listeners) {
            foreach ($listeners as $k => &$v) {
                if ($v !== $listener && \is_array($v) && isset($v[0]) && $v[0] instanceof \Closure && 2 >= \count($v)) {
                    $v[0] = $v[0]();
                    $v[1] = $v[1] ?? '__invoke';
                }
                if ($v === $listener) {
                    unset($listeners[$k], $this->sorted[$eventName], $this->optimized[$eventName]);
                }
            }

if (!$listeners) {
                unset($this->listeners[$eventName][$priority]);
            }
        }
    }

/**
     * {@inheritdoc}
     */
    public function addSubscriber(EventSubscriberInterface $subscriber)
    {
        foreach ($subscriber->getSubscribedEvents() as $eventName => $params) {
            if (\is_string($params)) {
                $this->addListener($eventName, [$subscriber, $params]);
            } elseif (\is_string($params[0])) {
                $this->addListener($eventName, [$subscriber, $params[0]], $params[1] ?? 0);
            } else {
                foreach ($params as $listener) {
                    $this->addListener($eventName, [$subscriber, $listener[0]], $listener[1] ?? 0);
                }
            }
        }
    }

/**
     * {@inheritdoc}
     */
    public function removeSubscriber(EventSubscriberInterface $subscriber)
    {
        foreach ($subscriber->getSubscribedEvents() as $eventName => $params) {
            if (\is_array($params) && \is_array($params[0])) {
                foreach ($params as $listener) {
                    $this->removeListener($eventName, [$subscriber, $listener[0]]);
                }
            } else {
                $this->removeListener($eventName, [$subscriber, \is_string($params) ? $params : $params[0]]);
            }
        }
    }

/**
     * Triggers the listeners of an event.
     *
     * This method can be overridden to add functionality that is executed
     * for each listener.
     *
     * @param callable[] $listeners The event listeners
     * @param string     $eventName The name of the event to dispatch
     * @param object     $event     The event object to pass to the event handlers/listeners
     */
    protected function callListeners(iterable $listeners, string $eventName, object $event)
    {
        $stoppable = $event instanceof StoppableEventInterface;

foreach ($listeners as $listener) {
            if ($stoppable && $event->isPropagationStopped()) {
                break;
            }
            $listener($event, $eventName, $this);
        }
    }

/**
     * Sorts the internal list of listeners for the given event by priority.
     */
    private function sortListeners(string $eventName)
    {
        krsort($this->listeners[$eventName]);
        $this->sorted[$eventName] = [];

foreach ($this->listeners[$eventName] as &$listeners) {
            foreach ($listeners as $k => &$listener) {
                if (\is_array($listener) && isset($listener[0]) && $listener[0] instanceof \Closure && 2 >= \count($listener)) {
                    $listener[0] = $listener[0]();
                    $listener[1] = $listener[1] ?? '__invoke';
                }
                $this->sorted[$eventName][] = $listener;
            }
        }
    }

/**
     * Optimizes the internal list of listeners for the given event by priority.
     */
    private function optimizeListeners(string $eventName): array
    {
        krsort($this->listeners[$eventName]);
        $this->optimized[$eventName] = [];

foreach ($this->listeners[$eventName] as &$listeners) {
            foreach ($listeners as &$listener) {
                $closure = &$this->optimized[$eventName][];
                if (\is_array($listener) && isset($listener[0]) && $listener[0] instanceof \Closure && 2 >= \count($listener)) {
                    $closure = static function (...$args) use (&$listener, &$closure) {
                        if ($listener[0] instanceof \Closure) {
                            $listener[0] = $listener[0]();
                            $listener[1] = $listener[1] ?? '__invoke';
                        }
                        ($closure = \Closure::fromCallable($listener))(...$args);
                    };
                } else {
                    $closure = $listener instanceof \Closure || $listener instanceof WrappedListener ? $listener : \Closure::fromCallable($listener);
                }
            }
        }

return $this->optimized[$eventName];
    }
}

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