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<?php |
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namespace Fyuze\Kernel; |
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use Closure; |
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use ReflectionClass; |
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use ReflectionParameter; |
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class Registry |
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{ |
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/** |
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* Singleton instance |
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* |
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* @var static |
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*/ |
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protected static $instance = null; |
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/** |
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* Registered services |
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* |
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* @var array |
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*/ |
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protected $members = []; |
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/** |
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* Initialize object |
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* |
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* @return static |
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*/ |
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public static function init() |
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{ |
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if (self::$instance === null) { |
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return static::$instance = new static; |
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} |
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return static::$instance; |
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} |
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/** |
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* @param string $alias |
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* @param mixed $member |
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*/ |
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public function add($alias, $member) |
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{ |
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$this->members[$alias] = $member; |
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} |
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/** |
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* @param $alias |
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* @return bool |
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*/ |
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public function has($alias) |
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{ |
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return array_key_exists($alias, $this->members); |
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} |
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/** |
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* @param string $member |
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* @return mixed|void |
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*/ |
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public function make($member) |
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{ |
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$key = is_object($member) ? get_class($member) : $member; |
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if (array_key_exists($key, $this->members)) { |
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return $this->build($this->members[$member]); |
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} |
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if (is_object($member)) { |
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return $this->members[$key] = $member; |
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} |
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return $this->locate($key, $member); |
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} |
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/** |
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* |
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*/ |
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public static function dump() |
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{ |
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static::$instance->members = []; |
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} |
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/** |
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* @param $class |
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* @return object |
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*/ |
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protected function resolve($class) |
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{ |
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$reflection = new ReflectionClass($class); |
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if (!$constructor = $reflection->getConstructor()) { |
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return new $class; |
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} |
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$params = array_filter($constructor->getParameters(), $this->getParams()); |
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/** @var \ReflectionParameter $param */ |
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foreach ($params as &$param) { |
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$param = $this->make($param->getClass()->getName()); |
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} |
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return $reflection->newInstanceArgs($params); |
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} |
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/** |
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* @param $member |
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* @return mixed |
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*/ |
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6 |
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protected function build(&$member) |
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{ |
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if ($member instanceof Closure) { |
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return $member = $member($this); |
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} |
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return $member; |
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} |
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/** |
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* @param $key |
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* @param $member |
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* @return mixed|object |
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*/ |
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6 |
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protected function locate($key, $member) |
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{ |
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$aliases = array_filter($this->members, function ($n) use ($member) { |
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if ($n instanceof Closure) { |
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return $n($this) instanceof $member; |
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} |
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return $n instanceof $member; |
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}); |
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6 |
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if (count($aliases)) { |
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$alias = reset($aliases); |
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2 |
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if ($alias instanceof Closure) { |
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1 |
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return $alias($this); |
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} |
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1 |
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return $alias; |
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} |
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6 |
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return $this->members[$key] = $this->resolve($key); |
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} |
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/** |
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* @return Closure |
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147
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*/ |
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4 |
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protected function getParams() |
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149
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{ |
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4 |
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return function (ReflectionParameter $param) { |
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4 |
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return $param->getClass(); |
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4 |
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}; |
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} |
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} |
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fyuze /
framework
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