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<?php |
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namespace League\Container\ServiceProvider; |
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use League\Container\ContainerAwareInterface; |
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use League\Container\ContainerAwareTrait; |
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class ServiceProviderAggregate implements ServiceProviderAggregateInterface |
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{ |
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use ContainerAwareTrait; |
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/** |
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* @var array |
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*/ |
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protected $providers = []; |
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/** |
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* @var array |
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*/ |
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protected $registered = []; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function add($provider) |
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{ |
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if (is_string($provider) && class_exists($provider)) { |
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$provider = new $provider; |
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} |
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if ($provider instanceof ContainerAwareInterface) { |
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$provider->setContainer($this->getContainer()); |
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} |
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if ($provider instanceof BootableServiceProviderInterface) { |
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$provider->boot(); |
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} |
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if ($provider instanceof ServiceProviderInterface) { |
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foreach ($provider->provides() as $service) { |
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$this->providers[$service] = $provider; |
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} |
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return $this; |
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} |
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throw new \InvalidArgumentException( |
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'A service provider must be a fully qualified class name or instance ' . |
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'of (\League\Container\ServiceProvider\ServiceProviderInterface)' |
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); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function provides($service) |
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{ |
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return array_key_exists($service, $this->providers); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function register($service) |
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{ |
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if (! array_key_exists($service, $this->providers)) { |
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throw new \InvalidArgumentException( |
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sprintf('(%s) is not provided by a service provider', $service) |
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); |
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} |
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$provider = $this->providers[$service]; |
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$signature = get_class($provider); |
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if ($provider instanceof SignatureServiceProviderInterface) { |
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$signature = $provider->getSignature(); |
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} |
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// ensure that the provider hasn't already been invoked by any other service request |
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if (in_array($signature, $this->registered)) { |
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return; |
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} |
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$provider->register(); |
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$this->registered[] = $signature; |
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} |
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} |
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thephpleague /
container
