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Direktori : /home2/selectio/www/myclassicfit.com/vendor/symfony/http-foundation/ |
Current File : /home2/selectio/www/myclassicfit.com/vendor/symfony/http-foundation/ResponseHeaderBag.php |
<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\HttpFoundation; /** * ResponseHeaderBag is a container for Response HTTP headers. * * @author Fabien Potencier <fabien@symfony.com> */ class ResponseHeaderBag extends HeaderBag { public const COOKIES_FLAT = 'flat'; public const COOKIES_ARRAY = 'array'; public const DISPOSITION_ATTACHMENT = 'attachment'; public const DISPOSITION_INLINE = 'inline'; protected $computedCacheControl = []; protected $cookies = []; protected $headerNames = []; public function __construct(array $headers = []) { parent::__construct($headers); if (!isset($this->headers['cache-control'])) { $this->set('Cache-Control', ''); } /* RFC2616 - 14.18 says all Responses need to have a Date */ if (!isset($this->headers['date'])) { $this->initDate(); } } /** * Returns the headers, with original capitalizations. * * @return array */ public function allPreserveCase() { $headers = []; foreach ($this->all() as $name => $value) { $headers[$this->headerNames[$name] ?? $name] = $value; } return $headers; } public function allPreserveCaseWithoutCookies() { $headers = $this->allPreserveCase(); if (isset($this->headerNames['set-cookie'])) { unset($headers[$this->headerNames['set-cookie']]); } return $headers; } /** * {@inheritdoc} */ public function replace(array $headers = []) { $this->headerNames = []; parent::replace($headers); if (!isset($this->headers['cache-control'])) { $this->set('Cache-Control', ''); } if (!isset($this->headers['date'])) { $this->initDate(); } } /** * {@inheritdoc} */ public function all(string $key = null) { $headers = parent::all(); if (null !== $key) { $key = strtr($key, self::UPPER, self::LOWER); return 'set-cookie' !== $key ? $headers[$key] ?? [] : array_map('strval', $this->getCookies()); } foreach ($this->getCookies() as $cookie) { $headers['set-cookie'][] = (string) $cookie; } return $headers; } /** * {@inheritdoc} */ public function set(string $key, $values, bool $replace = true) { $uniqueKey = strtr($key, self::UPPER, self::LOWER); if ('set-cookie' === $uniqueKey) { if ($replace) { $this->cookies = []; } foreach ((array) $values as $cookie) { $this->setCookie(Cookie::fromString($cookie)); } $this->headerNames[$uniqueKey] = $key; return; } $this->headerNames[$uniqueKey] = $key; parent::set($key, $values, $replace); // ensure the cache-control header has sensible defaults if (\in_array($uniqueKey, ['cache-control', 'etag', 'last-modified', 'expires'], true) && '' !== $computed = $this->computeCacheControlValue()) { $this->headers['cache-control'] = [$computed]; $this->headerNames['cache-control'] = 'Cache-Control'; $this->computedCacheControl = $this->parseCacheControl($computed); } } /** * {@inheritdoc} */ public function remove(string $key) { $uniqueKey = strtr($key, self::UPPER, self::LOWER); unset($this->headerNames[$uniqueKey]); if ('set-cookie' === $uniqueKey) { $this->cookies = []; return; } parent::remove($key); if ('cache-control' === $uniqueKey) { $this->computedCacheControl = []; } if ('date' === $uniqueKey) { $this->initDate(); } } /** * {@inheritdoc} */ public function hasCacheControlDirective(string $key) { return \array_key_exists($key, $this->computedCacheControl); } /** * {@inheritdoc} */ public function getCacheControlDirective(string $key) { return $this->computedCacheControl[$key] ?? null; } public function setCookie(Cookie $cookie) { $this->cookies[$cookie->getDomain()][$cookie->getPath()][$cookie->getName()] = $cookie; $this->headerNames['set-cookie'] = 'Set-Cookie'; } /** * Removes a cookie from the array, but does not unset it in the browser. */ public function removeCookie(string $name, ?string $path = '/', string $domain = null) { if (null === $path) { $path = '/'; } unset($this->cookies[$domain][$path][$name]); if (empty($this->cookies[$domain][$path])) { unset($this->cookies[$domain][$path]); if (empty($this->cookies[$domain])) { unset($this->cookies[$domain]); } } if (empty($this->cookies)) { unset($this->headerNames['set-cookie']); } } /** * Returns an array with all cookies. * * @return Cookie[] * * @throws \InvalidArgumentException When the $format is invalid */ public function getCookies(string $format = self::COOKIES_FLAT) { if (!\in_array($format, [self::COOKIES_FLAT, self::COOKIES_ARRAY])) { throw new \InvalidArgumentException(sprintf('Format "%s" invalid (%s).', $format, implode(', ', [self::COOKIES_FLAT, self::COOKIES_ARRAY]))); } if (self::COOKIES_ARRAY === $format) { return $this->cookies; } $flattenedCookies = []; foreach ($this->cookies as $path) { foreach ($path as $cookies) { foreach ($cookies as $cookie) { $flattenedCookies[] = $cookie; } } } return $flattenedCookies; } /** * Clears a cookie in the browser. */ public function clearCookie(string $name, ?string $path = '/', string $domain = null, bool $secure = false, bool $httpOnly = true, string $sameSite = null) { $this->setCookie(new Cookie($name, null, 1, $path, $domain, $secure, $httpOnly, false, $sameSite)); } /** * @see HeaderUtils::makeDisposition() */ public function makeDisposition(string $disposition, string $filename, string $filenameFallback = '') { return HeaderUtils::makeDisposition($disposition, $filename, $filenameFallback); } /** * Returns the calculated value of the cache-control header. * * This considers several other headers and calculates or modifies the * cache-control header to a sensible, conservative value. * * @return string */ protected function computeCacheControlValue() { if (!$this->cacheControl) { if ($this->has('Last-Modified') || $this->has('Expires')) { return 'private, must-revalidate'; // allows for heuristic expiration (RFC 7234 Section 4.2.2) in the case of "Last-Modified" } // conservative by default return 'no-cache, private'; } $header = $this->getCacheControlHeader(); if (isset($this->cacheControl['public']) || isset($this->cacheControl['private'])) { return $header; } // public if s-maxage is defined, private otherwise if (!isset($this->cacheControl['s-maxage'])) { return $header.', private'; } return $header; } private function initDate(): void { $this->set('Date', gmdate('D, d M Y H:i:s').' GMT'); } }