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<?php |
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/* |
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* This file is part of the uSilex project. |
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* |
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* (c) Enrico Fagnoni <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace uSilex; |
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use Pimple\Container; |
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use Pimple\ServiceProviderInterface; |
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use uSilex\Api\BootableProviderInterface; |
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use Psr\Container\ContainerInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Psr\Http\Server\RequestHandlerInterface; |
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use Psr\Http\Server\MiddlewareInterface; |
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use Exception; |
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/** |
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* The uSilex framework class. |
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*/ |
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class Application extends Container implements MiddlewareInterface, ContainerInterface |
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{ |
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protected $providers = []; |
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protected $booted = false; |
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public function get($id) |
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{ |
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return $this[$id]; |
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} |
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public function has($id) |
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{ |
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return isset($this[$id]); |
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} |
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/** |
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* Redefine Registers a service provider. |
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* |
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* @param ServiceProviderInterface $provider A ServiceProviderInterface instance |
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* @param array $values An array of values that customizes the provider |
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* |
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*/ |
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public function register(ServiceProviderInterface $provider, array $values = []) : self |
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{ |
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$this->providers[] = $provider; |
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parent::register($provider, $values); |
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return $this; |
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} |
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/** |
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* Boots all service providers. |
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* |
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* This method is automatically called by handle(), but you can use it |
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* to boot all service providers when not handling a request. |
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*/ |
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public function boot() : self |
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{ |
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if ($this->booted) { |
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return $this; |
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} |
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$this->booted = true; |
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foreach ($this->providers as $provider) { |
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if (($provider instanceof BootableProviderInterface)) { |
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$provider->boot($this); |
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} |
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} |
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// ensure 'uSilex.responseEmitter' exists |
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if (!isset($this['uSilex.responseEmitter'])) { |
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$this['uSilex.responseEmitter'] = $this->protect(function($response) { |
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echo (string) $response->getBody(); |
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}); |
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} |
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return $this; |
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} |
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/** |
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* Handles the request and delivers the response. |
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* |
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*/ |
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public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface |
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{ |
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return $handler->handle($request); |
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} |
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/** |
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* Process the request and delivers the response with error management. |
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* |
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*/ |
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public function run() : bool |
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{ |
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try { |
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// ensure boot |
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$this->boot(); |
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$request = $this['uSilex.request']; |
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$handler = $this['uSilex.httpHandler']; |
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$response = $this->process($request, $handler); |
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call_user_func($this['uSilex.responseEmitter'], $response, $this); |
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$result = true; |
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} catch (Exception $e) { |
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if (isset($this['uSilex.exceptionHandler'])) { |
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$response = isset($request) |
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? call_user_func($this['uSilex.exceptionHandler'], $e, $request) |
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: call_user_func($this['uSilex.exceptionHandler'], $e); |
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call_user_func($this['uSilex.responseEmitter'], $response); |
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} else { |
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header('X-PHP-Response-Code: '.$e->getCode(), true, 500); |
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echo $e->getMessage(); |
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} |
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$result = false; |
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} |
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return $result; |
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} |
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} |
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linkeddatacenter /
uSilex
