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<?php |
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namespace Http\Message; |
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/** |
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* Cookie Value Object. |
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* |
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* @author Márk Sági-Kazár <[email protected]> |
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* |
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* @see http://tools.ietf.org/search/rfc6265 |
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*/ |
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final class Cookie |
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{ |
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/** |
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* @var string |
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*/ |
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private $name; |
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/** |
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* @var string|null |
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*/ |
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private $value; |
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/** |
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* @var int|null |
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*/ |
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private $maxAge; |
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/** |
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* @var string|null |
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*/ |
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private $domain; |
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/** |
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* @var string |
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*/ |
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private $path; |
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/** |
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* @var bool |
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*/ |
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private $secure; |
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/** |
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* @var bool |
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*/ |
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private $httpOnly; |
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/** |
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* Expires attribute is HTTP 1.0 only and should be avoided. |
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* |
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* @var \DateTime|null |
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*/ |
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private $expires; |
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/** |
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* @param string $name |
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* @param string|null $value |
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* @param int|null $maxAge |
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* @param string|null $domain |
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* @param string|null $path |
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* @param bool $secure |
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* @param bool $httpOnly |
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* @param \DateTime|null $expires Expires attribute is HTTP 1.0 only and should be avoided. |
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* |
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* @throws \InvalidArgumentException if name, value or max age is not valid |
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*/ |
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public function __construct( |
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$name, |
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$value = null, |
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$maxAge = null, |
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$domain = null, |
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$path = null, |
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$secure = false, |
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$httpOnly = false, |
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\DateTime $expires = null |
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) { |
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$this->validateName($name); |
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$this->validateValue($value); |
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$this->validateMaxAge($maxAge); |
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$this->name = $name; |
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$this->value = $value; |
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$this->maxAge = $maxAge; |
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$this->expires = $expires; |
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$this->domain = $this->normalizeDomain($domain); |
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$this->path = $this->normalizePath($path); |
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$this->secure = (bool) $secure; |
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$this->httpOnly = (bool) $httpOnly; |
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} |
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/** |
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* Creates a new cookie without any attribute validation. |
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* |
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* @param string $name |
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* @param string|null $value |
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* @param int $maxAge |
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* @param string|null $domain |
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* @param string|null $path |
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* @param bool $secure |
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* @param bool $httpOnly |
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* @param \DateTime|null $expires Expires attribute is HTTP 1.0 only and should be avoided. |
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*/ |
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public static function createWithoutValidation( |
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$name, |
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$value = null, |
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$maxAge = null, |
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$domain = null, |
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$path = null, |
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$secure = false, |
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$httpOnly = false, |
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\DateTime $expires = null |
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) { |
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$cookie = new self('name', null, null, $domain, $path, $secure, $httpOnly, $expires); |
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$cookie->name = $name; |
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$cookie->value = $value; |
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$cookie->maxAge = $maxAge; |
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return $cookie; |
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} |
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/** |
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* Returns the name. |
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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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* Returns the value. |
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* |
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* @return string|null |
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*/ |
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public function getValue() |
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{ |
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return $this->value; |
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} |
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/** |
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* Checks if there is a value. |
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* |
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* @return bool |
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*/ |
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public function hasValue() |
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{ |
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return isset($this->value); |
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} |
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/** |
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* Sets the value. |
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* |
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* @param string|null $value |
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* |
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* @return Cookie |
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*/ |
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public function withValue($value) |
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{ |
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$this->validateValue($value); |
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$new = clone $this; |
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$new->value = $value; |
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return $new; |
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} |
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/** |
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* Returns the max age. |
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* |
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* @return int|null |
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*/ |
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public function getMaxAge() |
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{ |
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return $this->maxAge; |
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} |
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/** |
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* Checks if there is a max age. |
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* |
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* @return bool |
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*/ |
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public function hasMaxAge() |
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{ |
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return isset($this->maxAge); |
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} |
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/** |
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* Sets the max age. |
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* |
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* @param int|null $maxAge |
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* |
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* @return Cookie |
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*/ |
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public function withMaxAge($maxAge) |
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{ |
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$this->validateMaxAge($maxAge); |
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$new = clone $this; |
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$new->maxAge = $maxAge; |
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return $new; |
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} |
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/** |
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* Returns the expiration time. |
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* |
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* @return \DateTime|null |
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*/ |
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3 |
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public function getExpires() |
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{ |
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return $this->expires; |
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} |
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/** |
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* Checks if there is an expiration time. |
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* |
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* @return bool |
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*/ |
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public function hasExpires() |
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{ |
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return isset($this->expires); |
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} |
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/** |
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* Sets the expires. |
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* |
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* @return Cookie |
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*/ |
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public function withExpires(\DateTime $expires = null) |
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{ |
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$new = clone $this; |
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$new->expires = $expires; |
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return $new; |
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} |
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1 |
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/** |
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* Checks if the cookie is expired. |
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* |
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* @return bool |
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*/ |
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public function isExpired() |
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{ |
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return isset($this->expires) and $this->expires < new \DateTime(); |
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} |
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2 |
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/** |
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* Returns the domain. |
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* |
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* @return string|null |
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*/ |
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public function getDomain() |
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{ |
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3 |
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return $this->domain; |
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} |
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3 |
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/** |
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* Checks if there is a domain. |
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* |
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* @return bool |
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*/ |
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public function hasDomain() |
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{ |
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4 |
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return isset($this->domain); |
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} |
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4 |
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/** |
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* Sets the domain. |
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* |
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* @param string|null $domain |
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* |
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* @return Cookie |
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*/ |
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public function withDomain($domain) |
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{ |
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1 |
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$new = clone $this; |
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$new->domain = $this->normalizeDomain($domain); |
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1 |
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return $new; |
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} |
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1 |
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/** |
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* Checks whether this cookie is meant for this domain. |
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* |
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* @see http://tools.ietf.org/html/rfc6265#section-5.1.3 |
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* |
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* @param string $domain |
290
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* |
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* @return bool |
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*/ |
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public function matchDomain($domain) |
294
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{ |
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2 |
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// Domain is not set or exact match |
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if (!$this->hasDomain() || 0 === strcasecmp($domain, $this->domain)) { |
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return true; |
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2 |
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} |
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2 |
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300
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// Domain is not an IP address |
301
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if (filter_var($domain, FILTER_VALIDATE_IP)) { |
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return false; |
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1 |
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} |
304
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1 |
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305
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return (bool) preg_match(sprintf('/\b%s$/i', preg_quote($this->domain)), $domain); |
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} |
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1 |
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/** |
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* Returns the path. |
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* |
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* @return string |
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*/ |
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public function getPath() |
314
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{ |
315
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2 |
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return $this->path; |
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} |
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2 |
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318
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/** |
319
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* Sets the path. |
320
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* |
321
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* @param string|null $path |
322
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* |
323
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* @return Cookie |
324
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*/ |
325
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public function withPath($path) |
326
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{ |
327
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1 |
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$new = clone $this; |
328
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$new->path = $this->normalizePath($path); |
329
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1 |
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330
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1 |
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return $new; |
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} |
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1 |
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333
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/** |
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* Checks whether this cookie is meant for this path. |
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* |
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* @see http://tools.ietf.org/html/rfc6265#section-5.1.4 |
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* |
338
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* @param string $path |
339
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* |
340
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* @return bool |
341
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*/ |
342
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public function matchPath($path) |
343
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{ |
344
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3 |
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return $this->path === $path || (0 === strpos($path, rtrim($this->path, '/').'/')); |
345
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} |
346
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3 |
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347
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/** |
348
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* Checks whether this cookie may only be sent over HTTPS. |
349
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* |
350
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* @return bool |
351
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*/ |
352
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public function isSecure() |
353
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{ |
354
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2 |
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return $this->secure; |
355
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} |
356
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2 |
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357
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/** |
358
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* Sets whether this cookie should only be sent over HTTPS. |
359
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* |
360
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* @param bool $secure |
361
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* |
362
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* @return Cookie |
363
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*/ |
364
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public function withSecure($secure) |
365
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{ |
366
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1 |
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$new = clone $this; |
367
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$new->secure = (bool) $secure; |
368
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1 |
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|
369
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1 |
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return $new; |
370
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} |
371
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1 |
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|
372
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/** |
373
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* Check whether this cookie may not be accessed through Javascript. |
374
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* |
375
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* @return bool |
376
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*/ |
377
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public function isHttpOnly() |
378
|
|
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{ |
379
|
2 |
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return $this->httpOnly; |
380
|
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} |
381
|
2 |
|
|
382
|
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/** |
383
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* Sets whether this cookie may not be accessed through Javascript. |
384
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|
* |
385
|
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* @param bool $httpOnly |
386
|
|
|
* |
387
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* @return Cookie |
388
|
|
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*/ |
389
|
|
|
public function withHttpOnly($httpOnly) |
390
|
|
|
{ |
391
|
1 |
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$new = clone $this; |
392
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$new->httpOnly = (bool) $httpOnly; |
393
|
1 |
|
|
394
|
1 |
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return $new; |
395
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} |
396
|
1 |
|
|
397
|
|
|
/** |
398
|
|
|
* Checks if this cookie represents the same cookie as $cookie. |
399
|
|
|
* |
400
|
|
|
* This does not compare the values, only name, domain and path. |
401
|
|
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* |
402
|
|
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* @param Cookie $cookie |
403
|
|
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* |
404
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|
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* @return bool |
405
|
|
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*/ |
406
|
|
|
public function match(self $cookie) |
407
|
|
|
{ |
408
|
10 |
|
return $this->name === $cookie->name && $this->domain === $cookie->domain and $this->path === $cookie->path; |
409
|
|
|
} |
410
|
10 |
|
|
411
|
|
|
/** |
412
|
|
|
* Validates cookie attributes. |
413
|
|
|
* |
414
|
|
|
* @return bool |
415
|
|
|
*/ |
416
|
|
|
public function isValid() |
417
|
|
|
{ |
418
|
4 |
|
try { |
419
|
|
|
$this->validateName($this->name); |
420
|
|
|
$this->validateValue($this->value); |
421
|
4 |
|
$this->validateMaxAge($this->maxAge); |
422
|
3 |
|
} catch (\InvalidArgumentException $e) { |
423
|
2 |
|
return false; |
424
|
3 |
|
} |
425
|
3 |
|
|
426
|
|
|
return true; |
427
|
|
|
} |
428
|
1 |
|
|
429
|
|
|
/** |
430
|
|
|
* Validates the name attribute. |
431
|
|
|
* |
432
|
|
|
* @see http://tools.ietf.org/search/rfc2616#section-2.2 |
433
|
|
|
* |
434
|
|
|
* @param string $name |
435
|
|
|
* |
436
|
|
|
* @throws \InvalidArgumentException if the name is empty or contains invalid characters |
437
|
|
|
*/ |
438
|
|
|
private function validateName($name) |
439
|
|
|
{ |
440
|
61 |
|
if (strlen($name) < 1) { |
441
|
|
|
throw new \InvalidArgumentException('The name cannot be empty'); |
442
|
61 |
|
} |
443
|
1 |
|
|
444
|
|
|
// Name attribute is a token as per spec in RFC 2616 |
445
|
|
|
if (preg_match('/[\x00-\x20\x22\x28-\x29\x2C\x2F\x3A-\x40\x5B-\x5D\x7B\x7D\x7F]/', $name)) { |
446
|
|
|
throw new \InvalidArgumentException(sprintf('The cookie name "%s" contains invalid characters.', $name)); |
447
|
60 |
|
} |
448
|
4 |
|
} |
449
|
|
|
|
450
|
57 |
|
/** |
451
|
|
|
* Validates a value. |
452
|
|
|
* |
453
|
|
|
* @see http://tools.ietf.org/html/rfc6265#section-4.1.1 |
454
|
|
|
* |
455
|
|
|
* @param string|null $value |
456
|
|
|
* |
457
|
|
|
* @throws \InvalidArgumentException if the value contains invalid characters |
458
|
|
|
*/ |
459
|
|
|
private function validateValue($value) |
460
|
|
|
{ |
461
|
57 |
|
if (isset($value)) { |
462
|
|
|
if (preg_match('/[^\x21\x23-\x2B\x2D-\x3A\x3C-\x5B\x5D-\x7E]/', $value)) { |
463
|
57 |
|
throw new \InvalidArgumentException(sprintf('The cookie value "%s" contains invalid characters.', $value)); |
464
|
52 |
|
} |
465
|
7 |
|
} |
466
|
|
|
} |
467
|
|
|
|
468
|
54 |
|
/** |
469
|
|
|
* Validates a Max-Age attribute. |
470
|
|
|
* |
471
|
|
|
* @param int|null $maxAge |
472
|
|
|
* |
473
|
|
|
* @throws \InvalidArgumentException if the Max-Age is not an empty or integer value |
474
|
|
|
*/ |
475
|
|
|
private function validateMaxAge($maxAge) |
476
|
|
|
{ |
477
|
54 |
|
if (isset($maxAge)) { |
478
|
|
|
if (!is_int($maxAge)) { |
|
|
|
|
479
|
54 |
|
throw new \InvalidArgumentException('Max-Age must be integer'); |
480
|
8 |
|
} |
481
|
2 |
|
} |
482
|
|
|
} |
483
|
|
|
|
484
|
54 |
|
/** |
485
|
|
|
* Remove the leading '.' and lowercase the domain as per spec in RFC 6265. |
486
|
|
|
* |
487
|
|
|
* @see http://tools.ietf.org/html/rfc6265#section-4.1.2.3 |
488
|
|
|
* @see http://tools.ietf.org/html/rfc6265#section-5.1.3 |
489
|
|
|
* @see http://tools.ietf.org/html/rfc6265#section-5.2.3 |
490
|
|
|
* |
491
|
|
|
* @param string|null $domain |
492
|
|
|
* |
493
|
|
|
* @return string |
494
|
|
|
*/ |
495
|
|
|
private function normalizeDomain($domain) |
496
|
|
|
{ |
497
|
54 |
|
if (isset($domain)) { |
498
|
|
|
$domain = ltrim(strtolower($domain), '.'); |
499
|
54 |
|
} |
500
|
6 |
|
|
501
|
|
|
return $domain; |
502
|
|
|
} |
503
|
54 |
|
|
504
|
|
|
/** |
505
|
|
|
* Processes path as per spec in RFC 6265. |
506
|
|
|
* |
507
|
|
|
* @see http://tools.ietf.org/html/rfc6265#section-5.1.4 |
508
|
|
|
* @see http://tools.ietf.org/html/rfc6265#section-5.2.4 |
509
|
|
|
* |
510
|
|
|
* @param string|null $path |
511
|
|
|
* |
512
|
|
|
* @return string |
513
|
|
|
*/ |
514
|
|
|
private function normalizePath($path) |
515
|
|
|
{ |
516
|
54 |
|
$path = rtrim($path, '/'); |
517
|
|
|
|
518
|
54 |
|
if (empty($path) or '/' !== substr($path, 0, 1)) { |
519
|
|
|
$path = '/'; |
520
|
54 |
|
} |
521
|
53 |
|
|
522
|
|
|
return $path; |
523
|
|
|
} |
524
|
|
|
} |
525
|
|
|
|