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<?php |
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|
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/* |
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* This file is part of the Symfony package. |
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* |
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* (c) Fabien Potencier <[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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|
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namespace Symfony\Component\BrowserKit; |
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|
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/** |
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* Cookie represents an HTTP cookie. |
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* |
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* @author Fabien Potencier <[email protected]> |
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*/ |
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class Cookie |
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{ |
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/** |
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* Handles dates as defined by RFC 2616 section 3.3.1, and also some other |
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* non-standard, but common formats. |
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*/ |
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private const DATE_FORMATS = [ |
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'D, d M Y H:i:s T', |
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'D, d-M-y H:i:s T', |
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'D, d-M-Y H:i:s T', |
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'D, d-m-y H:i:s T', |
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'D, d-m-Y H:i:s T', |
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'D M j G:i:s Y', |
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'D M d H:i:s Y T', |
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]; |
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|
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protected $name; |
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protected $value; |
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protected $expires; |
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protected $path; |
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protected $domain; |
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protected $secure; |
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protected $httponly; |
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protected $rawValue; |
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private $samesite; |
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|
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/** |
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* Sets a cookie. |
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* |
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* @param string $name The cookie name |
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* @param string|null $value The value of the cookie |
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* @param string|null $expires The time the cookie expires |
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* @param string|null $path The path on the server in which the cookie will be available on |
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* @param string $domain The domain that the cookie is available |
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* @param bool $secure Indicates that the cookie should only be transmitted over a secure HTTPS connection from the client |
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* @param bool $httponly The cookie httponly flag |
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* @param bool $encodedValue Whether the value is encoded or not |
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* @param string|null $samesite The cookie samesite attribute |
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*/ |
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public function __construct(string $name, ?string $value, string $expires = null, string $path = null, string $domain = '', bool $secure = false, bool $httponly = true, bool $encodedValue = false, string $samesite = null) |
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{ |
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if ($encodedValue) { |
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$this->value = urldecode($value); |
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$this->rawValue = $value; |
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} else { |
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$this->value = $value; |
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$this->rawValue = rawurlencode($value ?? ''); |
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} |
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$this->name = $name; |
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$this->path = empty($path) ? '/' : $path; |
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$this->domain = $domain; |
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$this->secure = $secure; |
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$this->httponly = $httponly; |
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$this->samesite = $samesite; |
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|
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if (null !== $expires) { |
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$timestampAsDateTime = \DateTime::createFromFormat('U', $expires); |
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if (false === $timestampAsDateTime) { |
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throw new \UnexpectedValueException(sprintf('The cookie expiration time "%s" is not valid.', $expires)); |
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} |
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|
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$this->expires = $timestampAsDateTime->format('U'); |
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} |
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} |
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|
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/** |
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* Returns the HTTP representation of the Cookie. |
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* |
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* @return string |
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*/ |
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public function __toString() |
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{ |
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$cookie = sprintf('%s=%s', $this->name, $this->rawValue); |
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|
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if (null !== $this->expires) { |
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$dateTime = \DateTime::createFromFormat('U', $this->expires, new \DateTimeZone('GMT')); |
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$cookie .= '; expires='.str_replace('+0000', '', $dateTime->format(self::DATE_FORMATS[0])); |
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} |
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|
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if ('' !== $this->domain) { |
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$cookie .= '; domain='.$this->domain; |
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} |
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|
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if ($this->path) { |
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$cookie .= '; path='.$this->path; |
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} |
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|
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if ($this->secure) { |
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$cookie .= '; secure'; |
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} |
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|
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if ($this->httponly) { |
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$cookie .= '; httponly'; |
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} |
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|
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if (null !== $this->samesite) { |
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$cookie .= '; samesite='.$this->samesite; |
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} |
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|
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return $cookie; |
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} |
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|
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/** |
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* Creates a Cookie instance from a Set-Cookie header value. |
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* |
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* @return static |
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* |
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* @throws \InvalidArgumentException |
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*/ |
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public static function fromString(string $cookie, string $url = null) |
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{ |
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$parts = explode(';', $cookie); |
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|
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if (!str_contains($parts[0], '=')) { |
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throw new \InvalidArgumentException(sprintf('The cookie string "%s" is not valid.', $parts[0])); |
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} |
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|
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[$name, $value] = explode('=', array_shift($parts), 2); |
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|
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$values = [ |
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'name' => trim($name), |
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'value' => trim($value), |
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'expires' => null, |
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'path' => '/', |
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'domain' => '', |
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'secure' => false, |
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'httponly' => false, |
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'passedRawValue' => true, |
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'samesite' => null, |
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]; |
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|
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if (null !== $url) { |
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if ((false === $urlParts = parse_url($url)) || !isset($urlParts['host'])) { |
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throw new \InvalidArgumentException(sprintf('The URL "%s" is not valid.', $url)); |
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} |
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|
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$values['domain'] = $urlParts['host']; |
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$values['path'] = isset($urlParts['path']) ? substr($urlParts['path'], 0, strrpos($urlParts['path'], '/')) : ''; |
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} |
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|
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foreach ($parts as $part) { |
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$part = trim($part); |
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|
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if ('secure' === strtolower($part)) { |
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// Ignore the secure flag if the original URI is not given or is not HTTPS |
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if (!$url || !isset($urlParts['scheme']) || 'https' != $urlParts['scheme']) { |
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continue; |
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} |
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|
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$values['secure'] = true; |
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|
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continue; |
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} |
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|
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if ('httponly' === strtolower($part)) { |
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$values['httponly'] = true; |
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|
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continue; |
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} |
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|
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if (2 === \count($elements = explode('=', $part, 2))) { |
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if ('expires' === strtolower($elements[0])) { |
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$elements[1] = self::parseDate($elements[1]); |
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} |
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|
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$values[strtolower($elements[0])] = $elements[1]; |
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} |
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} |
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|
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return new static( |
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$values['name'], |
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$values['value'], |
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$values['expires'], |
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$values['path'], |
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$values['domain'], |
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$values['secure'], |
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$values['httponly'], |
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$values['passedRawValue'], |
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$values['samesite'] |
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); |
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} |
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|
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private static function parseDate(string $dateValue): ?string |
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{ |
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// trim single quotes around date if present |
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if (($length = \strlen($dateValue)) > 1 && "'" === $dateValue[0] && "'" === $dateValue[$length - 1]) { |
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$dateValue = substr($dateValue, 1, -1); |
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} |
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|
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foreach (self::DATE_FORMATS as $dateFormat) { |
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if (false !== $date = \DateTime::createFromFormat($dateFormat, $dateValue, new \DateTimeZone('GMT'))) { |
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return $date->format('U'); |
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} |
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} |
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|
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// attempt a fallback for unusual formatting |
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if (false !== $date = date_create($dateValue, new \DateTimeZone('GMT'))) { |
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return $date->format('U'); |
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} |
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|
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return null; |
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} |
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|
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/** |
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* Gets the name of the cookie. |
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* |
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* @return string |
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*/ |
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public function getName() |
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{ |
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return $this->name; |
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} |
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|
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/** |
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* Gets the value of the cookie. |
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* |
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* @return string |
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*/ |
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public function getValue() |
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{ |
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return $this->value; |
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} |
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|
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/** |
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* Gets the raw value of the cookie. |
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* |
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* @return string |
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*/ |
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public function getRawValue() |
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{ |
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return $this->rawValue; |
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} |
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|
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/** |
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* Gets the expires time of the cookie. |
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* |
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* @return string|null |
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*/ |
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public function getExpiresTime() |
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{ |
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return $this->expires; |
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} |
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|
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/** |
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* Gets the path of the cookie. |
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* |
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* @return string |
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*/ |
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public function getPath() |
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{ |
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return $this->path; |
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} |
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|
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/** |
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* Gets the domain of the cookie. |
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* |
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* @return string |
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*/ |
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public function getDomain() |
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{ |
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return $this->domain; |
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} |
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|
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/** |
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* Returns the secure flag of the cookie. |
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* |
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* @return bool |
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*/ |
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public function isSecure() |
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{ |
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return $this->secure; |
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} |
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|
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/** |
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* Returns the httponly flag of the cookie. |
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* |
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* @return bool |
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*/ |
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public function isHttpOnly() |
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{ |
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return $this->httponly; |
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} |
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|
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/** |
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* Returns true if the cookie has expired. |
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* |
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* @return bool |
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*/ |
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public function isExpired() |
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{ |
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return null !== $this->expires && 0 != $this->expires && $this->expires <= time(); |
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} |
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|
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/** |
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* Gets the samesite attribute of the cookie. |
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*/ |
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public function getSameSite(): ?string |
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{ |
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return $this->samesite; |
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} |
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} |
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|