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<?php |
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/** |
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* Platine Event Dispatcher |
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* |
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* Platine Event Dispatcher is the minimal implementation of PSR 14 |
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* |
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* This content is released under the MIT License (MIT) |
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* |
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* Copyright (c) 2020 Platine Event Dispatcher |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in all |
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* copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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* SOFTWARE. |
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*/ |
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/** |
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* @file CallableListener.php |
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* |
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* This class is used to manager listener using callable |
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* |
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* @package Platine\Event |
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* @author Platine Developers Team |
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* @copyright Copyright (c) 2020 |
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* @license http://opensource.org/licenses/MIT MIT License |
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* @link https://www.platine-php.com |
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* @version 1.0.0 |
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* @filesource |
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*/ |
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declare(strict_types=1); |
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namespace Platine\Event\Listener; |
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use Platine\Event\EventInterface; |
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/** |
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* @class CallableListener |
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* @package Platine\Event\Listener |
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*/ |
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class CallableListener implements ListenerInterface |
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{ |
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/** |
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* The callable |
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* @var callable |
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*/ |
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protected $callable; |
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/** |
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* The listeners |
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* @var array<$this> |
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*/ |
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protected static $listeners = []; |
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/** |
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* Create new instance |
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* @param callable $callable |
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*/ |
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public function __construct(callable $callable) |
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{ |
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$this->callable = $callable; |
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static::$listeners[] = $this; |
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} |
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/** |
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* Return the callable |
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* @return callable |
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*/ |
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public function getCallable(): callable |
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{ |
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return $this->callable; |
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} |
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/** |
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* Create new instance using the given callable |
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* @param callable $callable the callable |
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* @return self the new instance |
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*/ |
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public static function fromCallable(callable $callable): self |
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{ |
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$listener = new self($callable); |
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return $listener; |
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} |
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/** |
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* Search the listener for given callable |
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* @param callable $callable the callable |
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* @return $this|false |
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*/ |
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public static function getListener(callable $callable): self|false |
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{ |
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foreach (static::$listeners as $listener) { |
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if ($listener->getCallable() == $callable) { |
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return $listener; |
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} |
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} |
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return false; |
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} |
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/** |
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* Removes all registered callable-listeners. |
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* @return void |
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*/ |
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public static function clear(): void |
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{ |
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static::$listeners = []; |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @return mixed |
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*/ |
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public function handle(EventInterface $event): mixed |
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{ |
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($this->callable)($event); |
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return true; |
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} |
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} |
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platine-php /
event-dispatcher
