FM / event-dispatcher

/var/www/vhosts/ihelp.ro/httpdocs/vendor/symfony/event-dispatcher/

/var/www/vhosts/ihelp.ro/httpdocs/vendor/symfony/event-dispatcher

Name	Size	Mode	Actions
Attribute/	-	0755	rm
Debug/	-	0755	rm
DependencyInjection/	-	0755	rm
CHANGELOG.md	2909	0644	edit dl rm
composer.json	1481	0644	edit dl rm
EventDispatcher.php	8996	0644	edit dl rm
EventDispatcherInterface.php	2246	0644	edit dl rm
EventSubscriberInterface.php	1764	0644	edit dl rm
GenericEvent.php	3537	0644	edit dl rm
ImmutableEventDispatcher.php	2170	0644	edit dl rm
LICENSE	1068	0644	edit dl rm
README.md	599	0644	edit dl rm

Edit: /var/www/vhosts/ihelp.ro/httpdocs/vendor/symfony/event-dispatcher/EventDispatcher.php (8996B)

<?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 array $listeners = [];
    private array $sorted = [];
    private array $optimized;

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

public function dispatch(object $event, string $eventName = null): object
    {
        $eventName ??= $event::class;

if (isset($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;
    }

public function getListeners(string $eventName = null): array
    {
        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);
    }

public function getListenerPriority(string $eventName, callable|array $listener): ?int
    {
        if (empty($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] ??= '__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]();
                    $v[1] ??= '__invoke';
                }
                if ($v === $listener || ($listener instanceof \Closure && $v == $listener)) {
                    return $priority;
                }
            }
        }

return null;
    }

public function hasListeners(string $eventName = null): bool
    {
        if (null !== $eventName) {
            return !empty($this->listeners[$eventName]);
        }

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

return false;
    }

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

/**
     * @return void
     */
    public function removeListener(string $eventName, callable|array $listener)
    {
        if (empty($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]();
                    $v[1] ??= '__invoke';
                }
                if ($v === $listener || ($listener instanceof \Closure && $v == $listener)) {
                    unset($listeners[$k], $this->sorted[$eventName], $this->optimized[$eventName]);
                }
            }

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

/**
     * @return void
     */
    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);
                }
            }
        }
    }

/**
     * @return void
     */
    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
     *
     * @return void
     */
    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 $eventName): void
    {
        krsort($this->listeners[$eventName]);
        $this->sorted[$eventName] = [];

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

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

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