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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of Flight Routing. |
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* |
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* PHP version 7.1 and above required |
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* |
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* @author Divine Niiquaye Ibok <[email protected]> |
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* @copyright 2019 Biurad Group (https://biurad.com/) |
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* @license https://opensource.org/licenses/BSD-3-Clause License |
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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 Flight\Routing\Traits; |
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use Closure; |
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use DivineNii\Invoker\Exceptions\NotCallableException; |
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use DivineNii\Invoker\Interfaces\InvokerInterface; |
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use Flight\Routing\Handlers\RouteHandler; |
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use Flight\Routing\Interfaces\RouteInterface; |
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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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trait ResolveTrait |
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{ |
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use MiddlewareTrait; |
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/** @var null|string */ |
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private $namespace; |
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/** @var null|RouteInterface */ |
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private $route; |
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/** @var InvokerInterface */ |
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private $resolver; |
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/** |
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* @param callable|object|string|string[] $controller |
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* |
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* @return mixed |
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*/ |
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protected function resolveNamespace($controller) |
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{ |
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if ($controller instanceof Closure || null === $namespace = $this->namespace) { |
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return $controller; |
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} |
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if ( |
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(\is_string($controller) && !\class_exists($controller)) && |
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!str_starts_with($controller, $namespace) |
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) { |
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$controller = \is_callable($controller) ? $controller : $this->namespace . \ltrim($controller, '\\/'); |
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} |
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if (\is_array($controller) && (!\is_object($controller[0]) && !\class_exists($controller[0]))) { |
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$controller[0] = $this->namespace . \ltrim($controller[0], '\\/'); |
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} |
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return $controller; |
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} |
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/** |
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* @param ServerRequestInterface $request |
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* @param RouteInterface $route |
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* |
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* @throws NotCallableException |
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* |
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* @return callable|RequestHandlerInterface |
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*/ |
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protected function resolveController(ServerRequestInterface $request, RouteInterface $route) |
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{ |
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$handler = $this->resolveNamespace($this->resolveRestFul($request, $route)); |
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// For a class that implements RequestHandlerInterface, we will call handle() |
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// if no method has been specified explicitly |
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if (\is_string($handler) && \is_a($handler, RequestHandlerInterface::class, true)) { |
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$handler = [$handler, 'handle']; |
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} |
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// If controller is instance of RequestHandlerInterface |
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if ($handler instanceof RequestHandlerInterface) { |
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return $handler; |
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} |
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return $this->resolver->getCallableResolver()->resolve($handler); |
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} |
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/** |
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* @param ServerRequestInterface $request |
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* @param RouteInterface $route |
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* |
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* @return mixed |
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*/ |
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protected function resolveRestFul(ServerRequestInterface $request, RouteInterface $route) |
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{ |
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$controller = $route->getController(); |
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// Disable or enable HTTP request method prefix for action. |
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if (str_ends_with($route->getName(), '__restful')) { |
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switch (true) { |
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case \is_array($controller): |
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$controller[1] = $this->getResourceMethod($request, $controller[1]); |
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break; |
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case \is_string($controller) && \class_exists($controller): |
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$controller = [ |
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$controller, |
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$this->getResourceMethod($request, \substr($route->getName(), -0, -9)), |
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]; |
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break; |
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} |
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} |
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return $controller; |
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} |
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/** |
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* @param RouteInterface $route |
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* |
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* @return RequestHandlerInterface |
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*/ |
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protected function resolveRoute(RouteInterface $route): RequestHandlerInterface |
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{ |
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$handler = $route->getController(); |
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if (!$handler instanceof RequestHandlerInterface) { |
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$handler = new RouteHandler( |
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function (ServerRequestInterface $request, ResponseInterface $response) use ($route) { |
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$arguments = \array_merge( |
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$route->getArguments(), |
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[\get_class($request) => $request, \get_class($response) => $response] |
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); |
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return $this->resolver->call($route->getController(), $arguments); |
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}, |
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$this->responseFactory |
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); |
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} |
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return $handler; |
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} |
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/** |
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* @param RouteInterface $route |
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* @param array<string,string> $parameters |
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* @param array<int|string,int|string> $queryParams |
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* |
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* @return string |
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*/ |
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protected function resolveUri(RouteInterface $route, array $parameters, array $queryParams): string |
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{ |
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$prefix = '.'; // Append missing "." at the beginning of the $uri. |
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// Making routing on sub-folders easier |
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if (\strpos($createdUri = $this->matcher->buildPath($route, $parameters), '/') !== 0) { |
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$prefix .= '/'; |
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} |
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// Incase query is added to uri. |
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if (!empty($queryParams)) { |
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$createdUri .= '?' . \http_build_query($queryParams); |
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} |
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if (\strpos($createdUri, '://') === false) { |
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$createdUri = $prefix . $createdUri; |
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} |
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return \rtrim($createdUri, '/'); |
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} |
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/** |
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* @param RouteInterface $route |
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* |
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* @return array<int,mixed> |
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*/ |
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protected function resolveMiddlewares(RouteInterface $route): array |
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{ |
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$middlewares = []; |
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foreach ($route->getMiddlewares() as $middleware) { |
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if (\is_string($middleware) && isset($this->nameMiddlewares[$middleware])) { |
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$middlewares[] = $this->nameMiddlewares[$middleware]; |
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continue; |
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} |
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$middlewares[] = $middleware; |
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} |
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return $middlewares; |
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} |
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/** |
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* @param ServerRequestInterface $request |
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* @param string $name |
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*/ |
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private function getResourceMethod(ServerRequestInterface $request, string $name): string |
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{ |
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return \strtolower($request->getMethod()) . \ucfirst($name); |
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} |
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} |
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divineniiquaye /
flight-routing
