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<?php |
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/** |
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* Spiral Framework. |
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* |
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* @license MIT |
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* @author Anton Titov (Wolfy-J) |
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*/ |
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declare(strict_types=1); |
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namespace Spiral\Cookies; |
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/** |
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* Represent singular cookie header value with packing abilities. |
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*/ |
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final class Cookie |
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{ |
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/** |
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* The name of the cookie. |
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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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* The value of the cookie. This value is stored on the clients computer; do not store sensitive information. |
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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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* Cookie lifetime. This value specified in seconds and declares period of time in which cookie will expire |
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* relatively to current time() value. |
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* |
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* @var int|null |
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*/ |
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private $lifetime; |
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/** |
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* The path on the server in which the cookie will be available on. |
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* If set to '/', the cookie will be available within the entire domain. If set to '/foo/', the cookie will only be |
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* available within the /foo/ directory and all sub-directories such as /foo/bar/ of domain. The default value is |
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* the current directory that the cookie is being set in. |
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* |
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* @var string|null |
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*/ |
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private $path; |
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/** |
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* The domain that the cookie is available. To make the cookie available on all subdomains ofexample.com then you'd |
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* set it to '.example.com'. The . is not required but makes itcompatible with more browsers. Setting it to |
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* www.example.com will make the cookie onlyavailable in the www subdomain. Refer to tail matching in the spec for |
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* details. |
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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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* Indicates that the cookie should only be transmitted over a secure HTTPS connection from the client. When set to |
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* true, the cookie will only be set if a secure connection exists. On the server-side, it's on the programmer to |
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* send this kind of cookie only on secure connection (e.g. with respect to $_SERVER["HTTPS"]). |
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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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* When true the cookie will be made accessible only through the HTTP protocol. This means that the cookie won't be |
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* accessible by scripting languages, such as JavaScript. This setting can effectively help to reduce identity |
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* theft through XSS attacks (although it is not supported by all browsers). |
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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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* The value of the samesite element should be either None, Lax or Strict. If any of the allowed options are not |
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* given, their default values are the same as the default values of the explicit parameters. If the samesite |
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* element is omitted, no SameSite cookie attribute is set. When Same-Site attribute is set to "None" it is |
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* required to have "Secure" attribute enable. Otherwise it will be converted to "Lax". |
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* |
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* @var Cookie\SameSite |
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*/ |
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private $sameSite; |
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/** |
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* New Cookie instance, cookies used to schedule cookie set while dispatching Response. |
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* |
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* @link http://php.net/manual/en/function.setcookie.php |
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* |
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* @param string $name The name of the cookie. |
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* @param string|null $value The value of the cookie. This value is stored on the clients computer; do not store |
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* sensitive information. |
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* @param int|null $lifetime Cookie lifetime. This value specified in seconds and declares period of time in |
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* which cookie will expire relatively to current time() value. |
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* @param string|null $path The path on the server in which the cookie will be available on. If set to '/', the |
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* cookie will be available within the entire domain. If set to '/foo/', the cookie |
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* will only be available within the /foo/ directory and all sub-directories such as |
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* /foo/bar/ of domain. The default value is the current directory that the cookie is |
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* being set in. |
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* @param string|null $domain The domain that the cookie is available. To make the cookie available on all |
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* subdomains of example.com then you'd set it to '.example.com'. The . is not |
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* required but makes it compatible with more browsers. Setting it to www.example.com |
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* will make the cookie only available in the www subdomain. Refer to tail matching in |
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* the spec for details. |
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* @param bool $secure Indicates that the cookie should only be transmitted over a secure HTTPS connection |
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* from the client. When set to true, the cookie will only be set if a secure |
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* connection exists. On the server-side, it's on the programmer to send this kind of |
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* cookie only on secure connection (e.g. with respect to $_SERVER["HTTPS"]). |
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* @param bool $httpOnly When true the cookie will be made accessible only through the HTTP protocol. This |
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* means that the cookie won't be accessible by scripting languages, such as |
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* JavaScript. This setting can effectively help to reduce identity theft through XSS |
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* attacks (although it is not supported by all browsers). |
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* @param string|null $sameSite The value of the samesite element should be either None, Lax or Strict. If any of |
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* the allowed options are not given, their default values are the same as the default |
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* values of the explicit parameters. If the samesite element is omitted, no SameSite |
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* cookie attribute is set. When Same-Site attribute is set to "None" it is required |
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* to have "Secure" attribute enable. Otherwise it will be converted to "Lax". |
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*/ |
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public function __construct( |
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string $name, |
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?string $value = null, |
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?int $lifetime = null, |
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?string $path = null, |
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?string $domain = null, |
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bool $secure = false, |
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bool $httpOnly = true, |
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?string $sameSite = null |
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) { |
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$this->name = $name; |
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$this->value = $value; |
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$this->lifetime = $lifetime; |
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$this->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 = new Cookie\SameSite($sameSite, $secure); |
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} |
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/** |
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* @return string |
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*/ |
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public function __toString(): string |
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{ |
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return $this->createHeader(); |
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} |
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/** |
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* 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(): string |
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{ |
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return $this->name; |
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} |
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/** |
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* The value of the cookie. This value is stored on the clients computer; do not store sensitive information. |
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* |
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* @return string|null |
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*/ |
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public function getValue(): ?string |
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{ |
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return $this->value; |
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} |
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/** |
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* The path on the server in which the cookie will be available on. If set to '/', the cookie will be available |
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* within the entire domain. If set to '/foo/', the cookie will only be available within the /foo/ directory and |
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* all sub-directories such as /foo/bar/ of domain. The default value is the current directory that the cookie is |
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* being set in. |
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* |
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* @return string|null |
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*/ |
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public function getPath(): ?string |
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{ |
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return $this->path; |
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} |
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/** |
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* The domain that the cookie is available. To make the cookie available on all subdomains of example.com then |
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* you'd set it to '.example.com'. The . is not required but makes it compatible with more browsers. Setting it to |
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* www.example.com will make the cookie only available in the www subdomain. Refer to tail matching in the spec for |
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* details. |
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* |
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* @return string|null |
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*/ |
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public function getDomain(): ?string |
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{ |
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return $this->domain; |
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} |
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/** |
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* Indicates that the cookie should only be transmitted over a secure HTTPS connection from the client. When set to |
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* true, the cookie will only be set if a secure connection exists. On the server-side, it's on the programmer to |
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* send this kind of cookie only on secure connection (e.g. with respect to $_SERVER["HTTPS"]). |
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* |
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* @return bool |
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*/ |
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public function isSecure(): bool |
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{ |
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return $this->secure; |
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} |
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/** |
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* When true the cookie will be made accessible only through the HTTP protocol. This means that the cookie won't be |
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* accessible by scripting languages, such as JavaScript. This setting can effectively help to reduce identity |
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* theft through XSS attacks (although it is not supported by all browsers). |
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* |
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* @return bool |
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*/ |
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public function isHttpOnly(): bool |
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{ |
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return $this->httpOnly; |
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} |
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/** |
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* The value of the samesite element should be either None, Lax or Strict. If any of the allowed options are not |
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* given, their default values are the same as the default values of the explicit parameters. If the samesite |
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* element is omitted, no SameSite cookie attribute is set. When Same-Site attribute is set to "None" it is |
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* required to have "Secure" attribute enable. Otherwise it will be converted to "Lax". |
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* |
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* @return string |
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*/ |
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public function getSameSite(): ?string |
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{ |
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return $this->sameSite->get(); |
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} |
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/** |
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* Get new cookie with altered value. Original cookie object should not be changed. |
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* |
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* @param string $value |
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* @return Cookie |
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*/ |
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public function withValue(string $value): self |
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{ |
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$cookie = clone $this; |
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$cookie->value = $value; |
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return $cookie; |
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} |
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/** |
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* Convert cookie instance to string. |
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* |
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* @link http://www.w3.org/Protocols/rfc2109/rfc2109 |
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* @return string |
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*/ |
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public function createHeader(): string |
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{ |
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$header = [rawurlencode($this->name) . '=' . rawurlencode((string)$this->value)]; |
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if ($this->lifetime !== null) { |
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$header[] = 'Expires=' . gmdate(\DateTime::COOKIE, $this->getExpires()); |
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$header[] = "Max-Age={$this->lifetime}"; |
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} |
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if (!empty($this->path)) { |
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$header[] = "Path={$this->path}"; |
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} |
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if (!empty($this->domain)) { |
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$header[] = "Domain={$this->domain}"; |
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} |
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if ($this->secure) { |
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$header[] = 'Secure'; |
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} |
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if ($this->httpOnly) { |
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$header[] = 'HttpOnly'; |
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} |
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if ($this->sameSite->get() !== null) { |
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$header[] = "SameSite={$this->sameSite->get()}"; |
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} |
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return implode('; ', $header); |
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} |
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/** |
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* The time the cookie expires. This is a Unix timestamp so is in number of seconds since the epoch. In other |
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* words, you'll most likely set this with the time function plus the number of seconds before you want it to |
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* expire. Or you might use mktime. Will return null if lifetime is not specified. |
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* |
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* @return int|null |
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*/ |
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public function getExpires(): ?int |
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{ |
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if ($this->lifetime === null) { |
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return null; |
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} |
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return time() + $this->lifetime; |
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} |
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/** |
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* New Cookie instance, cookies used to schedule cookie set while dispatching Response. Static constructor. |
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* |
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* @link http://php.net/manual/en/function.setcookie.php |
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* |
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* @param string $name The name of the cookie. |
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* @param string|null $value The value of the cookie. This value is stored on the clients computer; do not store |
309
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* sensitive information. |
310
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* @param int|null $lifetime Cookie lifetime. This value specified in seconds and declares period of time in |
311
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* which cookie will expire relatively to current time() value. |
312
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* @param string|null $path The path on the server in which the cookie will be available on. If set to '/', the |
313
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* cookie will be available within the entire domain. If set to '/foo/', the cookie |
314
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|
* will only be available within the /foo/ directory and all sub-directories such as |
315
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|
|
* /foo/bar/ of domain. The default value is the current directory that the cookie is |
316
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|
|
* being set in. |
317
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|
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* @param string|null $domain The domain that the cookie is available. To make the cookie available on all |
318
|
|
|
* subdomains of example.com then you'd set it to '.example.com'. The . is not |
319
|
|
|
* required but makes it compatible with more browsers. Setting it to www.example.com |
320
|
|
|
* will make the cookie only available in the www subdomain. Refer to tail matching in |
321
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|
|
* the spec for details. |
322
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* @param bool $secure Indicates that the cookie should only be transmitted over a secure HTTPS connection |
323
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|
|
* from the client. When set to true, the cookie will only be set if a secure |
324
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|
|
* connection exists. On the server-side, it's on the programmer to send this kind of |
325
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* cookie only on secure connection (e.g. with respect to $_SERVER["HTTPS"]). |
326
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* @param bool $httpOnly When true the cookie will be made accessible only through the HTTP protocol. This |
327
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* means that the cookie won't be accessible by scripting languages, such as |
328
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|
|
* JavaScript. This setting can effectively help to reduce identity theft through XSS |
329
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|
|
* attacks (although it is not supported by all browsers). |
330
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|
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* @param string|null $sameSite The value of the samesite element should be either None, Lax or Strict. If any of |
331
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|
|
* the allowed options are not given, their default values are the same as the default |
332
|
|
|
* values of the explicit parameters. If the samesite element is omitted, no SameSite |
333
|
|
|
* cookie attribute is set. When Same-Site attribute is set to "None" it is required |
334
|
|
|
* to have "Secure" attribute enable. Otherwise it will be converted to "Lax". |
335
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* @return Cookie |
336
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*/ |
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public static function create( |
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string $name, |
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?string $value = null, |
340
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?int $lifetime = null, |
341
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?string $path = null, |
342
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?string $domain = null, |
343
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bool $secure = false, |
344
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bool $httpOnly = true, |
345
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?string $sameSite = null |
346
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): self { |
347
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return new self($name, $value, $lifetime, $path, $domain, $secure, $httpOnly, $sameSite); |
348
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} |
349
|
|
|
} |
350
|
|
|
|