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<?php |
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/* |
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* This file is part of the Scrawler package. |
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* |
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* (c) Pranjal Pandey <[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 Scrawler\Http; |
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/** |
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* RedirectResponse on Scrawler namespace. |
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*/ |
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class RedirectResponse extends Response |
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{ |
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protected $targetUrl; |
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/** |
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* Creates a redirect response so that it conforms to the rules defined for a redirect status code. |
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* |
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* @param string $url The URL to redirect to. The URL should be a full URL, with schema etc., |
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* but practically every browser redirects on paths only as well |
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* @param int $status The HTTP status code (302 "Found" by default) |
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* @param array $headers The headers (Location is always set to the given URL) |
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* |
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* @throws \InvalidArgumentException |
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* |
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* @see https://tools.ietf.org/html/rfc2616#section-10.3 |
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*/ |
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public function __construct(string $url, int $status = 302, array $headers = []) |
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{ |
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parent::__construct('', $status, $headers); |
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$this->setTargetUrl($url); |
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if (!$this->isRedirect()) { |
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throw new \InvalidArgumentException(sprintf('The HTTP status code is not a redirect ("%s" given).', $status)); |
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} |
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if (301 == $status && !\array_key_exists('cache-control', array_change_key_case($headers, \CASE_LOWER))) { |
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$this->headers->remove('cache-control'); |
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} |
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} |
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/** |
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* Returns the target URL. |
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*/ |
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public function getTargetUrl(): string |
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{ |
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return $this->targetUrl; |
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} |
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/** |
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* Sets the redirect target of this response. |
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* |
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* @return $this |
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* |
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* @throws \InvalidArgumentException |
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*/ |
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public function setTargetUrl(string $url): static |
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{ |
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if ('' === $url) { |
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throw new \InvalidArgumentException('Cannot redirect to an empty URL.'); |
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} |
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$this->targetUrl = $url; |
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$this->setContent( |
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sprintf('<!DOCTYPE html> |
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<html> |
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<head> |
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<meta charset="UTF-8" /> |
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<meta http-equiv="refresh" content="0;url=\'%1$s\'" /> |
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<title>Redirecting to %1$s</title> |
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</head> |
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<body> |
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Redirecting to <a href="%1$s">%1$s</a>. |
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</body> |
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</html>', htmlspecialchars($url, \ENT_QUOTES, 'UTF-8')) |
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); |
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$this->headers->set('Location', $url); |
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$this->headers->set('Content-Type', 'text/html; charset=utf-8'); |
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return $this; |
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} |
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} |
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scrawler-labs /
http
