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<?php |
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namespace Gr8abbasi\Container; |
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use Interop\Container\ContainerInterface; |
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use Gr8abbasi\Container\Exception\NotFoundException; |
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use Gr8abbasi\Container\Exception\ContainerException; |
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/** |
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* Container Class |
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*/ |
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class Container implements ContainerInterface |
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{ |
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/** |
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* @var array |
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*/ |
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private $services; |
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/** |
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* @var array |
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*/ |
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private $serviceStore; |
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/** |
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* Constructor for Container |
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* |
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* @param array $services |
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*/ |
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public function __construct(array $services = []) |
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{ |
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$this->services = $services; |
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$this->serviceStore = []; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function get($name) |
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{ |
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if (!$this->has($name)) { |
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throw new NotFoundException('Service not found: ' . $name); |
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} |
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if (!isset($this->serviceStore[$name])) { |
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$this->serviceStore[$name] = $this->createService($name); |
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} |
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return $this->serviceStore[$name]; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function has($name) |
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{ |
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return isset($this->services[$name]); |
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} |
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/** |
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* Create service instance |
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* |
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* @param string $name |
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* |
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* @return mixed created service |
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*/ |
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private function createService($name) |
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{ |
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if (!isset($this->services[$name]) || empty($this->services[$name])) { |
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throw new ContainerException( |
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'Service should be an array with key value pair: ' . $name |
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); |
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} |
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if (!class_exists($this->services[$name]['class'])) { |
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throw new ContainerException( |
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'Class does not exists: ' . $this->services[$name]['class'] |
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); |
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} |
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$service = new \ReflectionClass($this->services[$name]['class']); |
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return $service->newInstance(); |
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} |
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} |
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gr8abbasi /
php-di-container
