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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\Util; |
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use Phoole\Di\Container; |
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use Phoole\Di\Exception\LogicException; |
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use Phoole\Di\Exception\RuntimeException; |
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use Psr\Container\NotFoundExceptionInterface; |
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use Phoole\Di\Exception\UnresolvedClassException; |
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/** |
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* StaticAccessTrait |
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* |
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* Static facade extension |
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* |
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* ```php |
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* $cache = Container::cache(); |
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* $obj = Container::create(MyClass::class); |
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* ``` |
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* |
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* @package Phoole\Di |
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*/ |
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trait StaticAccessTrait |
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{ |
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/** |
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* @var Container[] |
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*/ |
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protected static $containers = []; |
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/** |
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* Mostly for getting an anonymous object by its classname. |
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* |
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* - dependency in constructor is resolved automatically |
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* - 'di.before' & 'di.after' methods executed on this object |
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* |
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* @param string|callable|object $className object or classname |
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* @param array $arguments constructor arguments if any |
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* @return object |
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*/ |
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public static function create($className, array $arguments = []): object |
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{ |
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return self::getContainer()->newInstance( |
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['class' => $className, 'args' => $arguments] |
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); |
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} |
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/** |
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* Get object by its id in a STATIC way |
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* |
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* ```php |
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* $cache = Container::cache(); |
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* $logger = Container::logger(); |
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* ``` |
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* |
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* @param string $name service id |
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* @param array $arguments if object is an invokable |
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* @return object |
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* @throws NotFoundExceptionInterface No entry was found for **this** identifier. |
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* @throws LogicException if container not instantiated |
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* @throws UnresolvedClassException if parameter not resolved |
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* @throws RuntimeException if invokable goes wrong |
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*/ |
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public static function __callStatic($name, $arguments): object |
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{ |
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$object = self::getContainer()->get($name); |
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try { |
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// invokable object |
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if (!empty($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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} catch (\Throwable $e) { |
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throw new RuntimeException($e->getMessage()); |
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} |
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} |
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/** |
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* @return Container |
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* @throws LogicException if container not instantiated |
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*/ |
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protected static function getContainer(): Container |
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{ |
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$containerClass = get_called_class(); |
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if (!isset(self::$containers[$containerClass])) { |
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throw new LogicException("unInitialized container $containerClass"); |
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} |
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return self::$containers[$containerClass]; |
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} |
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/** |
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* @param Container $container |
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*/ |
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protected static function setContainer(Container $container) |
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{ |
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self::$containers[get_class($container)] = $container; |
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} |
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} |
phoole /
di
This check looks for access to methods that are not accessible from the current context.
If you need to make a method accessible to another context you can raise its visibility level in the defining class.