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<?php |
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namespace Micro\base; |
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use Micro\Web\ResponseInjector; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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/** |
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* Base class for applications |
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* |
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* Start point for application and sender system messages to dispatcher |
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* |
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* @package Micro\base |
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*/ |
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abstract class Application implements ApplicationInterface |
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{ |
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/** @var KernelInterface $kernel */ |
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protected $kernel; |
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/** |
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* Application constructor. |
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* @param KernelInterface $kernel |
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*/ |
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final public function __construct(KernelInterface $kernel = null) |
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{ |
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$this->kernel = $kernel; |
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if (!$this->kernel) { |
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$this->kernel = new Kernel('devel', true); |
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} |
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// init injectors |
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$this->kernel->loadInjectorsFromCache(); // TODO: load injectors |
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} |
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/** |
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* Running application |
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* |
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* @param ServerRequestInterface $server |
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* @return ResponseInterface |
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* @throws \Exception |
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*/ |
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final public function run(ServerRequestInterface $server) |
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{ |
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$this->kernel->initialize($server); |
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FatalError::register(); // TODO: fix for FatalErrors |
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try { |
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return $this->doRun(); |
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} catch (\Exception $e) { |
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if ($this->kernel->isDebug()) { |
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(new DispatcherInjector)->build()->signal('kernel.exception', ['exception' => $e]); |
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throw $e; |
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} |
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return $this->doException($e); |
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} |
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} |
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/** |
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* Real run application |
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* |
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* @return ResponseInterface |
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*/ |
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private function doRun() |
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{ |
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$dispatcher = (new DispatcherInjector)->build(); |
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//покажем событие Request |
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if (($response = $dispatcher->signal('kernel.request')) instanceof ResponseInterface) { |
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return $response; // событие завершило очередь |
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} |
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$resolver = $this->getResolver(); |
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//покажем событие Route |
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if (($response = $dispatcher->signal('kernel.route', ['resolver' => $resolver])) instanceof ResponseInterface) { |
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return $response; // событие завершило очередь |
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} |
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$controller = $resolver->getApp(); |
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$action = $resolver->getAction(); |
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//покажем событие Controller |
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if (($response = $dispatcher->signal('kernel.controller', |
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['controller' => $controller, 'action' => $action])) instanceof ResponseInterface |
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) { |
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return $response; // событие завершило очередь |
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} |
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$response = $controller->action((string)$action); |
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if (!($response instanceof ResponseInterface)) { |
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$responser = (new ResponseInjector)->build(); |
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$stream = $responser->getBody(); |
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$stream->write((string)$response); |
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$response = $responser->withBody($stream); |
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} |
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$dispatcher->signal('kernel.response', ['response' => $response]); |
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return $response; |
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} |
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/** |
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* Run application with error |
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* |
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* @param \Exception $error |
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* @return ResponseInterface |
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*/ |
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abstract protected function doException(\Exception $error); |
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/** |
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* Send response to client |
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* |
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* @param ResponseInterface $response |
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*/ |
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public function send(ResponseInterface $response) |
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{ |
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printf($response->getBody() . PHP_EOL); |
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} |
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/** |
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* Terminate application |
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*/ |
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public function terminate() |
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{ |
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try { |
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(new DispatcherInjector)->build()->signal('kernel.kill', []); |
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} catch (Exception $e) { |
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(new Dispatcher)->signal('kernel.kill', []); |
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} |
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} |
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} |
linpax /
microphp-framework
