<?php
namespace GuzzleHttp\Cookie;
use GuzzleHttp\Handler\HostValidator;
use GuzzleHttp\Psr7;
/**
* 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;
/**
* @var bool Whether this cookie was set without a Domain attribute
*/
private $hostOnly = false;
/**
* 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(static function (string $piece): string {
return \trim($piece, " \n\r\t\0\x0B");
}, \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], " \n\r\t\0\x0B");
$value = isset($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 $search) {
if (Psr7\Utils::caselessEquals($search, $key)) {
if ($search === 'Max-Age') {
if (is_numeric($value)) {
$data[$search] = (int) $value;
}
} elseif ($search === 'Secure' || $search === 'Discard' || $search === 'HttpOnly') {
if ($value) {
$data[$search] = true;
}
} else {
$data[$search] = $value;
}
continue 2;
}
}
if (Psr7\Utils::caselessEquals('HostOnly', $key)) {
continue;
}
$data[$key] = $value;
}
}
return new self($data);
}
/**
* @param array $data Array of cookie data provided by a Cookie parser
*/
public function __construct(array $data = [])
{
$this->data = self::$defaults;
if (\array_key_exists('HostOnly', $data)) {
if (!\is_bool($data['HostOnly'])) {
throw new \InvalidArgumentException('Cookie field "HostOnly" must be a boolean');
}
$this->setHostOnly($data['HostOnly']);
unset($data['HostOnly']);
}
if (isset($data['Name'])) {
$this->setName($data['Name']);
}
if (isset($data['Value'])) {
$this->setValue($data['Value']);
}
if (isset($data['Domain'])) {
$this->setDomain($data['Domain']);
}
if (isset($data['Path'])) {
$this->setPath($data['Path']);
}
if (isset($data['Max-Age'])) {
$this->setMaxAge($data['Max-Age']);
}
if (isset($data['Expires'])) {
$this->setExpires($data['Expires']);
}
if (isset($data['Secure'])) {
$this->setSecure($data['Secure']);
}
if (isset($data['Discard'])) {
$this->setDiscard($data['Discard']);
}
if (isset($data['HttpOnly'])) {
$this->setHttpOnly($data['HttpOnly']);
}
// Set the remaining values that don't have extra validation logic
foreach (array_diff(array_keys($data), array_keys(self::$defaults)) as $key) {
$this->data[$key] = $data[$key];
}
// Extract the Expires value and turn it into a UNIX timestamp if needed
$maxAge = $this->getMaxAge();
if (!$this->getExpires() && $maxAge !== null) {
// Calculate the Expires date
$this->setExpires(self::maxAgeToExpires($maxAge, \time()));
} elseif (null !== ($expires = $this->getExpires()) && !\is_numeric($expires)) {
$this->setExpires($expires);
}
}
private static function maxAgeToExpires(int $maxAge, int $now): int
{
if ($maxAge <= 0) {
return $now - 1;
}
if ($maxAge > \PHP_INT_MAX - $now) {
return \PHP_INT_MAX;
}
return $now + $maxAge;
}
public function __toString()
{
$str = $this->data['Name'].'='.($this->data['Value'] ?? '').'; ';
foreach ($this->data as $k => $v) {
if ($k === 'Domain' && $this->getHostOnly()) {
continue;
}
if ($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
{
$data = $this->data;
if ($this->getHostOnly()) {
$data['HostOnly'] = true;
}
return $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
{
if (!is_string($name)) {
\trigger_deprecation('guzzlehttp/guzzle', '7.4', 'Not passing a string to %s::%s() is deprecated and will cause an error in 8.0.', __CLASS__, __FUNCTION__);
}
$this->data['Name'] = (string) $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
{
if (!is_string($value)) {
\trigger_deprecation('guzzlehttp/guzzle', '7.4', 'Not passing a string to %s::%s() is deprecated and will cause an error in 8.0.', __CLASS__, __FUNCTION__);
}
$this->data['Value'] = (string) $value;
}
/**
* Get the domain.
*
* @return string|null
*/
public function getDomain()
{
return $this->data['Domain'];
}
/**
* Set the domain of the cookie.
*
* @param string|null $domain
*/
public function setDomain($domain): void
{
if (!is_string($domain) && null !== $domain) {
\trigger_deprecation('guzzlehttp/guzzle', '7.4', 'Not passing a string or null to %s::%s() is deprecated and will cause an error in 8.0.', __CLASS__, __FUNCTION__);
}
$this->data['Domain'] = null === $domain ? null : (string) $domain;
}
/**
* Get whether this cookie is scoped to the origin host only.
*
* @return bool
*/
public function getHostOnly()
{
return $this->hostOnly;
}
/**
* Set whether this cookie is scoped to the origin host only.
*
* @param bool $hostOnly Set to true for host-only cookies
*/
public function setHostOnly(bool $hostOnly): void
{
$this->hostOnly = $hostOnly;
}
/**
* 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
{
if (!is_string($path)) {
\trigger_deprecation('guzzlehttp/guzzle', '7.4', 'Not passing a string to %s::%s() is deprecated and will cause an error in 8.0.', __CLASS__, __FUNCTION__);
}
$this->data['Path'] = (string) $path;
}
/**
* Maximum lifetime of the cookie in seconds.
*
* @return int|null
*/
public function getMaxAge()
{
return null === $this->data['Max-Age'] ? null : (int) $this->data['Max-Age'];
}
/**
* Set the max-age of the cookie.
*
* @param int|null $maxAge Max age of the cookie in seconds
*/
public function setMaxAge($maxAge): void
{
if (!is_int($maxAge) && null !== $maxAge) {
\trigger_deprecation('guzzlehttp/guzzle', '7.4', 'Not passing an int or null to %s::%s() is deprecated and will cause an error in 8.0.', __CLASS__, __FUNCTION__);
}
$this->data['Max-Age'] = $maxAge === null ? null : (int) $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|null $timestamp Unix timestamp or any English textual datetime description.
*/
public function setExpires($timestamp): void
{
if (!is_int($timestamp) && !is_string($timestamp) && null !== $timestamp) {
\trigger_deprecation('guzzlehttp/guzzle', '7.4', 'Not passing an int, string or null to %s::%s() is deprecated and will cause an error in 8.0.', __CLASS__, __FUNCTION__);
}
if (null === $timestamp) {
$this->data['Expires'] = null;
} elseif (\is_numeric($timestamp)) {
$this->data['Expires'] = (int) $timestamp;
} else {
// Store unparseable dates as session cookies, not as expired cookies.
$expires = \strtotime((string) $timestamp);
$this->data['Expires'] = $expires === false ? null : $expires;
}
}
/**
* Get whether or not this is a secure cookie.
*
* @return bool
*/
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
{
if (!is_bool($secure)) {
\trigger_deprecation('guzzlehttp/guzzle', '7.4', 'Not passing a bool to %s::%s() is deprecated and will cause an error in 8.0.', __CLASS__, __FUNCTION__);
}
$this->data['Secure'] = (bool) $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
{
if (!is_bool($discard)) {
\trigger_deprecation('guzzlehttp/guzzle', '7.4', 'Not passing a bool to %s::%s() is deprecated and will cause an error in 8.0.', __CLASS__, __FUNCTION__);
}
$this->data['Discard'] = (bool) $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
{
if (!is_bool($httpOnly)) {
\trigger_deprecation('guzzlehttp/guzzle', '7.4', 'Not passing a bool to %s::%s() is deprecated and will cause an error in 8.0.', __CLASS__, __FUNCTION__);
}
$this->data['HttpOnly'] = (bool) $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 === $cookieDomain) {
return !$this->getHostOnly();
}
if ($this->getHostOnly()) {
return Psr7\Utils::asciiToLower($domain) === Psr7\Utils::asciiToLower($cookieDomain);
}
// Remove the leading '.' as per spec in RFC 6265.
// https://datatracker.ietf.org/doc/html/rfc6265#section-5.2.3
$cookieDomain = Psr7\Utils::asciiToLower($cookieDomain);
if ($cookieDomain !== '' && $cookieDomain[0] === '.') {
/** @var string */
$cookieDomain = \substr($cookieDomain, 1);
}
if ('' === $cookieDomain) {
return false;
}
$domain = Psr7\Utils::asciiToLower($domain);
if ($domain === $cookieDomain) {
return true;
}
// A percent-escaped cookie domain can decode to another host spelling.
// Keep it exact-match-only to avoid extending that host's cookie scope.
if (\strpos($cookieDomain, '%') !== false) {
return false;
}
// IP literals and numeric hosts are exact-match-only per RFC 6265.
// Only the exact match above may succeed for those cookie domains.
if (self::isIpAddressOrNumericHost($cookieDomain)) {
return false;
}
// Matching the subdomain according to RFC 6265.
// https://datatracker.ietf.org/doc/html/rfc6265#section-5.1.3
if (\filter_var($domain, \FILTER_VALIDATE_IP)) {
return false;
}
return (bool) \preg_match('/\.'.\preg_quote($cookieDomain, '/').'$/D', $domain);
}
private static function isIpAddressOrNumericHost(string $host): bool
{
// Strip one root dot before detection so trailing-dot numeric hosts
// still cannot be matched by subdomains.
if ($host !== '' && \str_ends_with($host, '.')) {
$host = \substr($host, 0, -1);
}
if (\str_starts_with($host, '[') && \str_ends_with($host, ']')) {
$host = \substr($host, 1, -1);
}
if (\filter_var($host, \FILTER_VALIDATE_IP) !== false) {
return true;
}
// Public DNS names do not have an all-numeric rightmost label; treat
// those private/internal hosts as exact-match-only too.
$labels = \explode('.', $host);
$last = (string) \end($labels);
if ($last !== '' && \ctype_digit($last)) {
return true;
}
// Apply the transport's decimal, octal and hexadecimal inet_aton-style
// grammar. Omitting range checks conservatively holds some names to an
// exact match.
return HostValidator::isNumericIpv4Host(\rtrim($host, '.'));
}
/**
* 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) !== 0) {
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 may be omitted. "0" is not a valid
// internet domain, but may be used as server name in a private network.
$domain = $this->getDomain();
if ($domain === '' || (null !== $domain && '' === \ltrim(\trim($domain, " \n\r\t\0\x0B"), '.'))) {
return 'The cookie domain must not be empty';
}
return true;
}
}