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<?php |
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/** |
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* This file is part of the Ray.Di package. |
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* |
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* @license http://opensource.org/licenses/MIT MIT |
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*/ |
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namespace Ray\Di; |
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use Ray\Aop\Compiler; |
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use Ray\Di\Exception\Untargetted; |
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class Injector implements InjectorInterface |
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{ |
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/** |
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* @var string |
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*/ |
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private $classDir; |
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/** |
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* @var Container |
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*/ |
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private $container; |
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/** |
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* @param AbstractModule $module |
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* @param string $classDir |
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*/ |
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public function __construct(AbstractModule $module = null, $classDir = null) |
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{ |
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if (is_null($module)) { |
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$module = new NullModule; |
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} |
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$module->install(new AssistedModule); |
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$this->container = $module->getContainer(); |
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$this->classDir = $classDir ?: sys_get_temp_dir(); |
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$this->container->weaveAspects(new Compiler($this->classDir)); |
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// builtin injection |
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(new Bind($this->container, 'Ray\Di\InjectorInterface'))->toInstance($this); |
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} |
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/** |
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* @param string $interface |
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* @param string $name |
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* |
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* @return mixed |
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*/ |
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public function getInstance($interface, $name = Name::ANY) |
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{ |
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try { |
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$instance = $this->container->getInstance($interface, $name); |
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} catch (Untargetted $e) { |
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$this->bind($interface); |
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$instance = $this->getInstance($interface, $name); |
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} |
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return $instance; |
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} |
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/** |
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* @param string $class |
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*/ |
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private function bind($class) |
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{ |
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new Bind($this->container, $class); |
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/* @var $bound Dependency */ |
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$bound = $this->container->getContainer()[$class . '-' . Name::ANY]; |
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$this->container->weaveAspect(new Compiler($this->classDir), $bound)->getInstance($class, Name::ANY); |
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} |
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/** |
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* Wakeup |
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*/ |
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public function __wakeup() |
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{ |
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spl_autoload_register( |
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function ($class) { |
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$file = $this->classDir . DIRECTORY_SEPARATOR . $class . '.php'; |
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if (file_exists($file)) { |
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// @codeCoverageIgnoreStart |
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include $file; |
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// @codeCoverageIgnoreEnd |
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} |
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} |
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); |
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} |
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} |
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ray-di /
Ray.Di
