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<?php
namespace GuzzleHttp\Cookie;
/**
* Set-Cookie object
*/
class SetCookie
{
/**
* @var array
*/
private static $defaults = [
'Name' => null,
'Value' => null,
'Domain' => null,
'Path' => '/',
'Max-Age' => null,
'Expires' => null,
'Secure' => false,
'Discard' => false,
'HttpOnly' => false
];
/**
* @var array Cookie data
*/
private $data;
/**
* Create a new SetCookie object from a string.
*
* @param string $cookie Set-Cookie header string
*/
public static function fromString(string $cookie): self
{
// Create the default return array
$data = self::$defaults;
// Explode the cookie string using a series of semicolons
$pieces = \array_filter(\array_map('trim', \explode(';', $cookie)));
// The name of the cookie (first kvp) must exist and include an equal sign.
if (!isset($pieces[0]) || \strpos($pieces[0], '=') === false) {
return new self($data);
}
// Add the cookie pieces into the parsed data array
foreach ($pieces as $part) {
$cookieParts = \explode('=', $part, 2);
$key = \trim($cookieParts[0]);
$value = isset($cookieParts[1])
? \trim($cookieParts[1], " \n\r\t\0\x0B")
: true;
// Only check for non-cookies when cookies have been found
if (!isset($data['Name'])) {
$data['Name'] = $key;
$data['Value'] = $value;
} else {
foreach (\array_keys(self::$defaults) as $search) {
if (!\strcasecmp($search, $key)) {
$data[$search] = $value;
continue 2;
}
}
$data[$key] = $value;
}
}
return new self($data);
}
/**
* @param array $data Array of cookie data provided by a Cookie parser
*/
public function __construct(array $data = [])
{
/** @var array|null $replaced will be null in case of replace error */
$replaced = \array_replace(self::$defaults, $data);
if ($replaced === null) {
throw new \InvalidArgumentException('Unable to replace the default values for the Cookie.');
}
$this->data = $replaced;
// Extract the Expires value and turn it into a UNIX timestamp if needed
if (!$this->getExpires() && $this->getMaxAge()) {
// Calculate the Expires date
$this->setExpires(\time() + $this->getMaxAge());
} elseif (null !== ($expires = $this->getExpires()) && !\is_numeric($expires)) {
$this->setExpires($expires);
}
}
public function __toString()
{
$str = $this->data['Name'] . '=' . $this->data['Value'] . '; ';
foreach ($this->data as $k => $v) {
if ($k !== 'Name' && $k !== 'Value' && $v !== null && $v !== false) {
if ($k === 'Expires') {
$str .= 'Expires=' . \gmdate('D, d M Y H:i:s \G\M\T', $v) . '; ';
} else {
$str .= ($v === true ? $k : "{$k}={$v}") . '; ';
}
}
}
return \rtrim($str, '; ');
}
public function toArray(): array
{
return $this->data;
}
/**
* Get the cookie name.
*
* @return string
*/
public function getName()
{
return $this->data['Name'];
}
/**
* Set the cookie name.
*
* @param string $name Cookie name
*/
public function setName($name): void
{
$this->data['Name'] = $name;
}
/**
* Get the cookie value.
*
* @return string|null
*/
public function getValue()
{
return $this->data['Value'];
}
/**
* Set the cookie value.
*
* @param string $value Cookie value
*/
public function setValue($value): void
{
$this->data['Value'] = $value;
}
/**
* Get the domain.
*
* @return string|null
*/
public function getDomain()
{
return $this->data['Domain'];
}
/**
* Set the domain of the cookie.
*
* @param string $domain
*/
public function setDomain($domain): void
{
$this->data['Domain'] = $domain;
}
/**
* Get the path.
*
* @return string
*/
public function getPath()
{
return $this->data['Path'];
}
/**
* Set the path of the cookie.
*
* @param string $path Path of the cookie
*/
public function setPath($path): void
{
$this->data['Path'] = $path;
}
/**
* Maximum lifetime of the cookie in seconds.
*
* @return int|null
*/
public function getMaxAge()
{
return $this->data['Max-Age'];
}
/**
* Set the max-age of the cookie.
*
* @param int $maxAge Max age of the cookie in seconds
*/
public function setMaxAge($maxAge): void
{
$this->data['Max-Age'] = $maxAge;
}
/**
* The UNIX timestamp when the cookie Expires.
*
* @return string|int|null
*/
public function getExpires()
{
return $this->data['Expires'];
}
/**
* Set the unix timestamp for which the cookie will expire.
*
* @param int|string $timestamp Unix timestamp or any English textual datetime description.
*/
public function setExpires($timestamp): void
{
$this->data['Expires'] = \is_numeric($timestamp)
? (int) $timestamp
: \strtotime($timestamp);
}
/**
* Get whether or not this is a secure cookie.
*
* @return bool|null
*/
public function getSecure()
{
return $this->data['Secure'];
}
/**
* Set whether or not the cookie is secure.
*
* @param bool $secure Set to true or false if secure
*/
public function setSecure($secure): void
{
$this->data['Secure'] = $secure;
}
/**
* Get whether or not this is a session cookie.
*
* @return bool|null
*/
public function getDiscard()
{
return $this->data['Discard'];
}
/**
* Set whether or not this is a session cookie.
*
* @param bool $discard Set to true or false if this is a session cookie
*/
public function setDiscard($discard): void
{
$this->data['Discard'] = $discard;
}
/**
* Get whether or not this is an HTTP only cookie.
*
* @return bool
*/
public function getHttpOnly()
{
return $this->data['HttpOnly'];
}
/**
* Set whether or not this is an HTTP only cookie.
*
* @param bool $httpOnly Set to true or false if this is HTTP only
*/
public function setHttpOnly($httpOnly): void
{
$this->data['HttpOnly'] = $httpOnly;
}
/**
* Check if the cookie matches a path value.
*
* A request-path path-matches a given cookie-path if at least one of
* the following conditions holds:
*
* - The cookie-path and the request-path are identical.
* - The cookie-path is a prefix of the request-path, and the last
* character of the cookie-path is %x2F ("/").
* - The cookie-path is a prefix of the request-path, and the first
* character of the request-path that is not included in the cookie-
* path is a %x2F ("/") character.
*
* @param string $requestPath Path to check against
*/
public function matchesPath(string $requestPath): bool
{
$cookiePath = $this->getPath();
// Match on exact matches or when path is the default empty "/"
if ($cookiePath === '/' || $cookiePath == $requestPath) {
return true;
}
// Ensure that the cookie-path is a prefix of the request path.
if (0 !== \strpos($requestPath, $cookiePath)) {
return false;
}
// Match if the last character of the cookie-path is "/"
if (\substr($cookiePath, -1, 1) === '/') {
return true;
}
// Match if the first character not included in cookie path is "/"
return \substr($requestPath, \strlen($cookiePath), 1) === '/';
}
/**
* Check if the cookie matches a domain value.
*
* @param string $domain Domain to check against
*/
public function matchesDomain(string $domain): bool
{
$cookieDomain = $this->getDomain();
if (null === $cookieDomain) {
return true;
}
// Remove the leading '.' as per spec in RFC 6265.
// https://tools.ietf.org/html/rfc6265#section-5.2.3
$cookieDomain = \ltrim($cookieDomain, '.');
// Domain not set or exact match.
if (!$cookieDomain || !\strcasecmp($domain, $cookieDomain)) {
return true;
}
// Matching the subdomain according to RFC 6265.
// https://tools.ietf.org/html/rfc6265#section-5.1.3
if (\filter_var($domain, \FILTER_VALIDATE_IP)) {
return false;
}
return (bool) \preg_match('/\.' . \preg_quote($cookieDomain, '/') . '$/', $domain);
}
/**
* Check if the cookie is expired.
*/
public function isExpired(): bool
{
return $this->getExpires() !== null && \time() > $this->getExpires();
}
/**
* Check if the cookie is valid according to RFC 6265.
*
* @return bool|string Returns true if valid or an error message if invalid
*/
public function validate()
{
$name = $this->getName();
if ($name === '') {
return 'The cookie name must not be empty';
}
// Check if any of the invalid characters are present in the cookie name
if (\preg_match(
'/[\x00-\x20\x22\x28-\x29\x2c\x2f\x3a-\x40\x5c\x7b\x7d\x7f]/',
$name
)) {
return 'Cookie name must not contain invalid characters: ASCII '
. 'Control characters (0-31;127), space, tab and the '
. 'following characters: ()<>@,;:\"/?={}';
}
// Value must not be null. 0 and empty string are valid. Empty strings
// are technically against RFC 6265, but known to happen in the wild.
$value = $this->getValue();
if ($value === null) {
return 'The cookie value must not be empty';
}
// Domains must not be empty, but can be 0. "0" is not a valid internet
// domain, but may be used as server name in a private network.
$domain = $this->getDomain();
if ($domain === null || $domain === '') {
return 'The cookie domain must not be empty';
}
return true;
}
}