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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,169 @@ | ||
| <?php | ||
|
|
||
| namespace Graby\HttpClient\Plugin; | ||
|
|
||
| use Http\Client\Common\Plugin; | ||
| use Http\Client\Exception\TransferException; | ||
| use Http\Message\Cookie; | ||
| use Http\Message\CookieJar; | ||
| use Http\Message\CookieUtil; | ||
| use Http\Message\Exception\UnexpectedValueException; | ||
| use Http\Promise\Promise; | ||
| use Psr\Http\Message\RequestInterface; | ||
| use Psr\Http\Message\ResponseInterface; | ||
|
|
||
| /** | ||
| * Handle request cookies. | ||
| * | ||
| * Similar to `Http\Client\Common\Plugin\CookiePlugin` but it rejects bad cookie. | ||
| */ | ||
| class CookiePlugin implements Plugin | ||
| { | ||
| /** | ||
| * Cookie storage. | ||
| * | ||
| * @var CookieJar | ||
| */ | ||
| private $cookieJar; | ||
|
|
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| public function __construct(CookieJar $cookieJar) | ||
| { | ||
| $this->cookieJar = $cookieJar; | ||
| } | ||
|
|
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| /** | ||
| * {@inheritdoc} | ||
| */ | ||
| public function handleRequest(RequestInterface $request, callable $next, callable $first): Promise | ||
| { | ||
| $cookies = []; | ||
| foreach ($this->cookieJar->getCookies() as $cookie) { | ||
| if ($cookie->isExpired()) { | ||
| continue; | ||
| } | ||
|
|
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| if (!$cookie->matchDomain($request->getUri()->getHost())) { | ||
| continue; | ||
| } | ||
|
|
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| if (!$cookie->matchPath($request->getUri()->getPath())) { | ||
| continue; | ||
| } | ||
|
|
||
| if ($cookie->isSecure() && ('https' !== $request->getUri()->getScheme())) { | ||
| continue; | ||
| } | ||
|
|
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| $cookies[] = sprintf('%s=%s', $cookie->getName(), $cookie->getValue()); | ||
| } | ||
|
|
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| if (!empty($cookies)) { | ||
| $request = $request->withAddedHeader('Cookie', implode('; ', array_unique($cookies))); | ||
| } | ||
|
|
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| return $next($request)->then(function (ResponseInterface $response) use ($request) { | ||
| if ($response->hasHeader('Set-Cookie')) { | ||
| $setCookies = $response->getHeader('Set-Cookie'); | ||
|
|
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| foreach ($setCookies as $setCookie) { | ||
| $cookie = $this->createCookie($request, $setCookie); | ||
|
|
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| // Cookie invalid do not use it | ||
| if (null === $cookie) { | ||
| continue; | ||
| } | ||
|
|
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| // Restrict setting cookie from another domain | ||
| if (!preg_match("/\.{$cookie->getDomain()}$/", '.' . $request->getUri()->getHost())) { | ||
| continue; | ||
| } | ||
|
|
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| $this->cookieJar->addCookie($cookie); | ||
| } | ||
| } | ||
|
|
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| return $response; | ||
| }); | ||
| } | ||
|
|
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| /** | ||
| * Creates a cookie from a string. | ||
| * | ||
| * @throws TransferException | ||
| */ | ||
| private function createCookie(RequestInterface $request, string $setCookieHeader): ?Cookie | ||
| { | ||
| $parts = array_map('trim', explode(';', $setCookieHeader)); | ||
|
|
||
| if (empty($parts) || !strpos($parts[0], '=')) { | ||
| return null; | ||
| } | ||
|
|
||
| list($name, $cookieValue) = $this->createValueKey(array_shift($parts)); | ||
|
|
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| $maxAge = null; | ||
| $expires = null; | ||
| $domain = $request->getUri()->getHost(); | ||
| $path = $request->getUri()->getPath(); | ||
| $secure = false; | ||
| $httpOnly = false; | ||
|
|
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| // Add the cookie pieces into the parsed data array | ||
| foreach ($parts as $part) { | ||
| list($key, $value) = $this->createValueKey($part); | ||
|
|
||
| switch (strtolower($key)) { | ||
| case 'expires': | ||
| try { | ||
| $expires = CookieUtil::parseDate((string) $value); | ||
| } catch (UnexpectedValueException $e) { | ||
| throw new TransferException(sprintf('Cookie header `%s` expires value `%s` could not be converted to date', $name, $value), 0, $e); | ||
| } | ||
|
|
||
| break; | ||
| case 'max-age': | ||
| $maxAge = (int) $value; | ||
|
|
||
| break; | ||
| case 'domain': | ||
| $domain = $value; | ||
|
|
||
| break; | ||
| case 'path': | ||
| $path = $value; | ||
|
|
||
| break; | ||
| case 'secure': | ||
| $secure = true; | ||
|
|
||
| break; | ||
| case 'httponly': | ||
| $httpOnly = true; | ||
|
|
||
| break; | ||
| } | ||
| } | ||
|
|
||
| try { | ||
| return new Cookie($name, $cookieValue, $maxAge, $domain, $path, $secure, $httpOnly, $expires); | ||
| } catch (\InvalidArgumentException $e) { | ||
| return null; | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * Separates key/value pair from cookie. | ||
| * | ||
| * @param string $part A single cookie value in format key=value | ||
| * | ||
| * @return array{0:string, 1:?string} | ||
| */ | ||
| private function createValueKey(string $part): array | ||
| { | ||
| $parts = explode('=', $part, 2); | ||
| $key = trim($parts[0]); | ||
| $value = isset($parts[1]) ? trim($parts[1]) : null; | ||
|
|
||
| return [$key, $value]; | ||
| } | ||
| } |