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<?php |
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namespace Psr7Middlewares\Utils; |
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use Psr7Middlewares\Middleware\BasePath; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\UriInterface; |
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use InvalidArgumentException; |
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/** |
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* Trait used by all middlewares with redirect() option. |
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*/ |
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trait RedirectTrait |
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{ |
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/** |
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* @var int|false Redirect HTTP status code |
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*/ |
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private $redirectStatus = false; |
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/** |
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* Set HTTP redirect status code. |
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* |
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* @param int|false $redirectStatus Redirect HTTP status code |
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* |
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* @return self |
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*/ |
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public function redirect($redirectStatus = 302) |
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{ |
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if (!in_array($redirectStatus, [false, 301, 302], true)) { |
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throw new InvalidArgumentException('The redirect status code must be 301, 302 or false'); |
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} |
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$this->redirectStatus = $redirectStatus; |
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return $this; |
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} |
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/** |
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* Returns a redirect response. |
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* |
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* @param ServerRequestInterface $request |
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* @param UriInterface $uri |
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* @param ResponseInterface $response |
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* |
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* @return ResponseInterface |
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*/ |
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private function getRedirectResponse(ServerRequestInterface $request, UriInterface $uri, ResponseInterface $response) |
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{ |
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//Fix the basePath |
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$generator = BasePath::getGenerator($request); |
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if ($generator !== null) { |
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$uri = $uri->withPath($generator($uri->getPath())); |
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} |
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return $response |
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->withStatus($this->redirectStatus) |
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->withHeader('Location', (string) $uri); |
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} |
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} |
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oscarotero /
psr7-middlewares
