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<?php |
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declare(strict_types=1); |
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namespace Buzz\Middleware\Cookie; |
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use Psr\Http\Message\RequestInterface; |
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use Psr\Http\Message\ResponseInterface; |
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class CookieJar |
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{ |
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/** @var Cookie[] */ |
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private $cookies = []; |
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public function clear(): void |
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{ |
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$this->cookies = []; |
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} |
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public function setCookies(array $cookies): void |
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{ |
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$this->cookies = []; |
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foreach ($cookies as $cookie) { |
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$this->addCookie($cookie); |
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} |
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} |
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/** |
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* @return Cookie[] |
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*/ |
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public function getCookies(): array |
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{ |
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return $this->cookies; |
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} |
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/** |
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* Adds a cookie to the current cookie jar. |
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*/ |
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public function addCookie(Cookie $cookie): void |
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{ |
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$this->cookies[$this->getHash($cookie)] = $cookie; |
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} |
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/** |
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* Adds Cookie headers to the supplied request. |
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*/ |
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public function addCookieHeaders(RequestInterface $request): RequestInterface |
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{ |
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$cookies = []; |
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foreach ($this->getCookies() as $cookie) { |
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if ($cookie->matchesRequest($request)) { |
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$cookies[] = $cookie->toCookieHeader(); |
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} |
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} |
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if ($cookies) { |
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$request = $request->withAddedHeader('Cookie', implode('; ', $cookies)); |
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} |
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return $request; |
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} |
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/** |
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* Processes Set-Cookie headers from a request/response pair. |
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*/ |
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public function processSetCookieHeaders(RequestInterface $request, ResponseInterface $response): void |
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{ |
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$host = $request->getUri()->getHost(); |
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foreach ($response->getHeader('Set-Cookie') as $header) { |
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$cookie = new Cookie(); |
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$cookie->fromSetCookieHeader($header, $host); |
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$this->addCookie($cookie); |
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} |
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} |
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/** |
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* Removes expired cookies. |
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*/ |
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public function clearExpiredCookies(): void |
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{ |
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$cookies = $this->getCookies(); |
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foreach ($cookies as $i => $cookie) { |
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if ($cookie->isExpired()) { |
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unset($cookies[$i]); |
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} |
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} |
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$this->clear(); |
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$this->setCookies(array_values($cookies)); |
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} |
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/** |
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* Create an unique identifier for the cookie. Two cookies with the same identifier |
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* may have different values. |
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*/ |
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private function getHash(Cookie $cookie): string |
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{ |
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return sha1(sprintf( |
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'%s|%s|%s|%s', |
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$cookie->getName(), |
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$cookie->getAttribute('domain'), |
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$cookie->getAttribute('path'), |
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$cookie->getAttribute('http') |
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)); |
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} |
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} |
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kriswallsmith /
Buzz
