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<?php |
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/** |
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* Phoole (PHP7.2+) |
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* |
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* @category Library |
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* @package Phoole\Di |
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* @copyright Copyright (c) 2019 Hong Zhang |
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*/ |
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declare(strict_types = 1); |
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namespace Phoole\Di; |
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use Phoole\Config\ConfigInterface; |
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use Phoole\Di\Util\ContainerTrait; |
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use Psr\Container\ContainerInterface; |
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use Phoole\Di\Exception\LogicException; |
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use Phoole\Di\Exception\NotFoundException; |
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use Phoole\Base\Reference\ReferenceInterface; |
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/** |
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* Dependency Injection |
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* |
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* @package Phoole\Di |
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*/ |
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class Container implements ContainerInterface, ReferenceInterface |
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{ |
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use ContainerTrait; |
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/** |
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* @var |
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*/ |
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protected static $container; |
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/** |
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* Constructor |
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* |
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* $config is the Phoole\Config\Config object |
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* $delegator is for lookup delegation. If NULL will use $this |
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* |
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* @param ConfigInterface $config |
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* @param ContainerInterface $delegator |
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*/ |
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public function __construct( |
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ConfigInterface $config, |
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?ContainerInterface $delegator = NULL |
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) { |
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$this->config = $config; |
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$this->delegator = $delegator ?? $this; |
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$this->setReferencePattern('${#', '}'); |
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$this->reloadAll(); |
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self::$container = $this; |
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} |
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/** |
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* Access objects from a static way |
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* |
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* @param string $name |
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* @param array $arguments |
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* @return object |
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* @throws LogicException |
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*/ |
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public static function __callStatic($name, $arguments): object |
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{ |
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$container = self::$container; |
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if (is_null($container)) { |
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throw new LogicException("unInitialized container"); |
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} |
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$object = $container->get($name); |
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if (!empty($arguments) && is_callable($object)) { |
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return $object($arguments); |
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} |
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return $object; |
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} |
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/** |
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* |
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* ```php |
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* // get the cache object |
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* $cache = $container->get('cache'); |
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* |
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* // get a NEW cache object |
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* $cacheNew = $container->get('cache@'); |
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* |
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* // get an object shared in SESSION scope |
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* $sessCache = $container->get('cache@SESSION'); |
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* ``` |
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* |
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* {@inheritDoc} |
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*/ |
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public function get($id): object |
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{ |
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if ($this->has($id)) { |
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return $this->getInstance($id); |
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} else { |
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throw new NotFoundException("Service $id not found"); |
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} |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function has($id): bool |
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{ |
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return $this->hasDefinition($id); |
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} |
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} |
phoole /
di
