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home/karenpetzb/ovh_www/wp-includes/Requests/src/Cookie.php 0000644 00000036035 15071212150 0020120 0 ustar 00 <?php
/**
* Cookie storage object
*
* @package Requests\Cookies
*/
namespace WpOrg\Requests;
use WpOrg\Requests\Exception\InvalidArgument;
use WpOrg\Requests\Iri;
use WpOrg\Requests\Response\Headers;
use WpOrg\Requests\Utility\CaseInsensitiveDictionary;
use WpOrg\Requests\Utility\InputValidator;
/**
* Cookie storage object
*
* @package Requests\Cookies
*/
class Cookie {
/**
* Cookie name.
*
* @var string
*/
public $name;
/**
* Cookie value.
*
* @var string
*/
public $value;
/**
* Cookie attributes
*
* Valid keys are `'path'`, `'domain'`, `'expires'`, `'max-age'`, `'secure'` and
* `'httponly'`.
*
* @var \WpOrg\Requests\Utility\CaseInsensitiveDictionary|array Array-like object
*/
public $attributes = [];
/**
* Cookie flags
*
* Valid keys are `'creation'`, `'last-access'`, `'persistent'` and `'host-only'`.
*
* @var array
*/
public $flags = [];
/**
* Reference time for relative calculations
*
* This is used in place of `time()` when calculating Max-Age expiration and
* checking time validity.
*
* @var int
*/
public $reference_time = 0;
/**
* Create a new cookie object
*
* @param string $name The name of the cookie.
* @param string $value The value for the cookie.
* @param array|\WpOrg\Requests\Utility\CaseInsensitiveDictionary $attributes Associative array of attribute data
* @param array $flags The flags for the cookie.
* Valid keys are `'creation'`, `'last-access'`,
* `'persistent'` and `'host-only'`.
* @param int|null $reference_time Reference time for relative calculations.
*
* @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $name argument is not a string.
* @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $value argument is not a string.
* @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $attributes argument is not an array or iterable object with array access.
* @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $flags argument is not an array.
* @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $reference_time argument is not an integer or null.
*/
public function __construct($name, $value, $attributes = [], $flags = [], $reference_time = null) {
if (is_string($name) === false) {
throw InvalidArgument::create(1, '$name', 'string', gettype($name));
}
if (is_string($value) === false) {
throw InvalidArgument::create(2, '$value', 'string', gettype($value));
}
if (InputValidator::has_array_access($attributes) === false || InputValidator::is_iterable($attributes) === false) {
throw InvalidArgument::create(3, '$attributes', 'array|ArrayAccess&Traversable', gettype($attributes));
}
if (is_array($flags) === false) {
throw InvalidArgument::create(4, '$flags', 'array', gettype($flags));
}
if ($reference_time !== null && is_int($reference_time) === false) {
throw InvalidArgument::create(5, '$reference_time', 'integer|null', gettype($reference_time));
}
$this->name = $name;
$this->value = $value;
$this->attributes = $attributes;
$default_flags = [
'creation' => time(),
'last-access' => time(),
'persistent' => false,
'host-only' => true,
];
$this->flags = array_merge($default_flags, $flags);
$this->reference_time = time();
if ($reference_time !== null) {
$this->reference_time = $reference_time;
}
$this->normalize();
}
/**
* Get the cookie value
*
* Attributes and other data can be accessed via methods.
*/
public function __toString() {
return $this->value;
}
/**
* Check if a cookie is expired.
*
* Checks the age against $this->reference_time to determine if the cookie
* is expired.
*
* @return boolean True if expired, false if time is valid.
*/
public function is_expired() {
// RFC6265, s. 4.1.2.2:
// If a cookie has both the Max-Age and the Expires attribute, the Max-
// Age attribute has precedence and controls the expiration date of the
// cookie.
if (isset($this->attributes['max-age'])) {
$max_age = $this->attributes['max-age'];
return $max_age < $this->reference_time;
}
if (isset($this->attributes['expires'])) {
$expires = $this->attributes['expires'];
return $expires < $this->reference_time;
}
return false;
}
/**
* Check if a cookie is valid for a given URI
*
* @param \WpOrg\Requests\Iri $uri URI to check
* @return boolean Whether the cookie is valid for the given URI
*/
public function uri_matches(Iri $uri) {
if (!$this->domain_matches($uri->host)) {
return false;
}
if (!$this->path_matches($uri->path)) {
return false;
}
return empty($this->attributes['secure']) || $uri->scheme === 'https';
}
/**
* Check if a cookie is valid for a given domain
*
* @param string $domain Domain to check
* @return boolean Whether the cookie is valid for the given domain
*/
public function domain_matches($domain) {
if (is_string($domain) === false) {
return false;
}
if (!isset($this->attributes['domain'])) {
// Cookies created manually; cookies created by Requests will set
// the domain to the requested domain
return true;
}
$cookie_domain = $this->attributes['domain'];
if ($cookie_domain === $domain) {
// The cookie domain and the passed domain are identical.
return true;
}
// If the cookie is marked as host-only and we don't have an exact
// match, reject the cookie
if ($this->flags['host-only'] === true) {
return false;
}
if (strlen($domain) <= strlen($cookie_domain)) {
// For obvious reasons, the cookie domain cannot be a suffix if the passed domain
// is shorter than the cookie domain
return false;
}
if (substr($domain, -1 * strlen($cookie_domain)) !== $cookie_domain) {
// The cookie domain should be a suffix of the passed domain.
return false;
}
$prefix = substr($domain, 0, strlen($domain) - strlen($cookie_domain));
if (substr($prefix, -1) !== '.') {
// The last character of the passed domain that is not included in the
// domain string should be a %x2E (".") character.
return false;
}
// The passed domain should be a host name (i.e., not an IP address).
return !preg_match('#^(.+\.)\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$#', $domain);
}
/**
* Check if a cookie is valid for a given path
*
* From the path-match check in RFC 6265 section 5.1.4
*
* @param string $request_path Path to check
* @return boolean Whether the cookie is valid for the given path
*/
public function path_matches($request_path) {
if (empty($request_path)) {
// Normalize empty path to root
$request_path = '/';
}
if (!isset($this->attributes['path'])) {
// Cookies created manually; cookies created by Requests will set
// the path to the requested path
return true;
}
if (is_scalar($request_path) === false) {
return false;
}
$cookie_path = $this->attributes['path'];
if ($cookie_path === $request_path) {
// The cookie-path and the request-path are identical.
return true;
}
if (strlen($request_path) > strlen($cookie_path) && substr($request_path, 0, strlen($cookie_path)) === $cookie_path) {
if (substr($cookie_path, -1) === '/') {
// The cookie-path is a prefix of the request-path, and the last
// character of the cookie-path is %x2F ("/").
return true;
}
if (substr($request_path, strlen($cookie_path), 1) === '/') {
// 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.
return true;
}
}
return false;
}
/**
* Normalize cookie and attributes
*
* @return boolean Whether the cookie was successfully normalized
*/
public function normalize() {
foreach ($this->attributes as $key => $value) {
$orig_value = $value;
if (is_string($key)) {
$value = $this->normalize_attribute($key, $value);
}
if ($value === null) {
unset($this->attributes[$key]);
continue;
}
if ($value !== $orig_value) {
$this->attributes[$key] = $value;
}
}
return true;
}
/**
* Parse an individual cookie attribute
*
* Handles parsing individual attributes from the cookie values.
*
* @param string $name Attribute name
* @param string|int|bool $value Attribute value (string/integer value, or true if empty/flag)
* @return mixed Value if available, or null if the attribute value is invalid (and should be skipped)
*/
protected function normalize_attribute($name, $value) {
switch (strtolower($name)) {
case 'expires':
// Expiration parsing, as per RFC 6265 section 5.2.1
if (is_int($value)) {
return $value;
}
$expiry_time = strtotime($value);
if ($expiry_time === false) {
return null;
}
return $expiry_time;
case 'max-age':
// Expiration parsing, as per RFC 6265 section 5.2.2
if (is_int($value)) {
return $value;
}
// Check that we have a valid age
if (!preg_match('/^-?\d+$/', $value)) {
return null;
}
$delta_seconds = (int) $value;
if ($delta_seconds <= 0) {
$expiry_time = 0;
} else {
$expiry_time = $this->reference_time + $delta_seconds;
}
return $expiry_time;
case 'domain':
// Domains are not required as per RFC 6265 section 5.2.3
if (empty($value)) {
return null;
}
// Domain normalization, as per RFC 6265 section 5.2.3
if ($value[0] === '.') {
$value = substr($value, 1);
}
return $value;
default:
return $value;
}
}
/**
* Format a cookie for a Cookie header
*
* This is used when sending cookies to a server.
*
* @return string Cookie formatted for Cookie header
*/
public function format_for_header() {
return sprintf('%s=%s', $this->name, $this->value);
}
/**
* Format a cookie for a Set-Cookie header
*
* This is used when sending cookies to clients. This isn't really
* applicable to client-side usage, but might be handy for debugging.
*
* @return string Cookie formatted for Set-Cookie header
*/
public function format_for_set_cookie() {
$header_value = $this->format_for_header();
if (!empty($this->attributes)) {
$parts = [];
foreach ($this->attributes as $key => $value) {
// Ignore non-associative attributes
if (is_numeric($key)) {
$parts[] = $value;
} else {
$parts[] = sprintf('%s=%s', $key, $value);
}
}
$header_value .= '; ' . implode('; ', $parts);
}
return $header_value;
}
/**
* Parse a cookie string into a cookie object
*
* Based on Mozilla's parsing code in Firefox and related projects, which
* is an intentional deviation from RFC 2109 and RFC 2616. RFC 6265
* specifies some of this handling, but not in a thorough manner.
*
* @param string $cookie_header Cookie header value (from a Set-Cookie header)
* @param string $name
* @param int|null $reference_time
* @return \WpOrg\Requests\Cookie Parsed cookie object
*
* @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $cookie_header argument is not a string.
* @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $name argument is not a string.
*/
public static function parse($cookie_header, $name = '', $reference_time = null) {
if (is_string($cookie_header) === false) {
throw InvalidArgument::create(1, '$cookie_header', 'string', gettype($cookie_header));
}
if (is_string($name) === false) {
throw InvalidArgument::create(2, '$name', 'string', gettype($name));
}
$parts = explode(';', $cookie_header);
$kvparts = array_shift($parts);
if (!empty($name)) {
$value = $cookie_header;
} elseif (strpos($kvparts, '=') === false) {
// Some sites might only have a value without the equals separator.
// Deviate from RFC 6265 and pretend it was actually a blank name
// (`=foo`)
//
// https://bugzilla.mozilla.org/show_bug.cgi?id=169091
$name = '';
$value = $kvparts;
} else {
list($name, $value) = explode('=', $kvparts, 2);
}
$name = trim($name);
$value = trim($value);
// Attribute keys are handled case-insensitively
$attributes = new CaseInsensitiveDictionary();
if (!empty($parts)) {
foreach ($parts as $part) {
if (strpos($part, '=') === false) {
$part_key = $part;
$part_value = true;
} else {
list($part_key, $part_value) = explode('=', $part, 2);
$part_value = trim($part_value);
}
$part_key = trim($part_key);
$attributes[$part_key] = $part_value;
}
}
return new static($name, $value, $attributes, [], $reference_time);
}
/**
* Parse all Set-Cookie headers from request headers
*
* @param \WpOrg\Requests\Response\Headers $headers Headers to parse from
* @param \WpOrg\Requests\Iri|null $origin URI for comparing cookie origins
* @param int|null $time Reference time for expiration calculation
* @return array
*
* @throws \WpOrg\Requests\Exception\InvalidArgument When the passed $origin argument is not null or an instance of the Iri class.
*/
public static function parse_from_headers(Headers $headers, $origin = null, $time = null) {
$cookie_headers = $headers->getValues('Set-Cookie');
if (empty($cookie_headers)) {
return [];
}
if ($origin !== null && !($origin instanceof Iri)) {
throw InvalidArgument::create(2, '$origin', Iri::class . ' or null', gettype($origin));
}
$cookies = [];
foreach ($cookie_headers as $header) {
$parsed = self::parse($header, '', $time);
// Default domain/path attributes
if (empty($parsed->attributes['domain']) && !empty($origin)) {
$parsed->attributes['domain'] = $origin->host;
$parsed->flags['host-only'] = true;
} else {
$parsed->flags['host-only'] = false;
}
$path_is_valid = (!empty($parsed->attributes['path']) && $parsed->attributes['path'][0] === '/');
if (!$path_is_valid && !empty($origin)) {
$path = $origin->path;
// Default path normalization as per RFC 6265 section 5.1.4
if (substr($path, 0, 1) !== '/') {
// If the uri-path is empty or if the first character of
// the uri-path is not a %x2F ("/") character, output
// %x2F ("/") and skip the remaining steps.
$path = '/';
} elseif (substr_count($path, '/') === 1) {
// If the uri-path contains no more than one %x2F ("/")
// character, output %x2F ("/") and skip the remaining
// step.
$path = '/';
} else {
// Output the characters of the uri-path from the first
// character up to, but not including, the right-most
// %x2F ("/").
$path = substr($path, 0, strrpos($path, '/'));
}
$parsed->attributes['path'] = $path;
}
// Reject invalid cookie domains
if (!empty($origin) && !$parsed->domain_matches($origin->host)) {
continue;
}
$cookies[$parsed->name] = $parsed;
}
return $cookies;
}
}
home/karenpetzb/library/Zend/Http/Cookie.php 0000604 00000022003 15071531022 0015033 0 ustar 00 <?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Http
* @subpackage Cookie
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com/)
* @version $Id: Cookie.php 9098 2008-03-30 19:29:10Z thomas $
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
require_once 'Zend/Uri/Http.php';
/**
* Zend_Http_Cookie is a class describing an HTTP cookie and all it's parameters.
*
* Zend_Http_Cookie is a class describing an HTTP cookie and all it's parameters. The
* class also enables validating whether the cookie should be sent to the server in
* a specified scenario according to the request URI, the expiry time and whether
* session cookies should be used or not. Generally speaking cookies should be
* contained in a Cookiejar object, or instantiated manually and added to an HTTP
* request.
*
* See http://wp.netscape.com/newsref/std/cookie_spec.html for some specs.
*
* @category Zend
* @package Zend_Http
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com/)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Http_Cookie
{
/**
* Cookie name
*
* @var string
*/
protected $name;
/**
* Cookie value
*
* @var string
*/
protected $value;
/**
* Cookie expiry date
*
* @var int
*/
protected $expires;
/**
* Cookie domain
*
* @var string
*/
protected $domain;
/**
* Cookie path
*
* @var string
*/
protected $path;
/**
* Whether the cookie is secure or not
*
* @var boolean
*/
protected $secure;
/**
* Cookie object constructor
*
* @todo Add validation of each one of the parameters (legal domain, etc.)
*
* @param string $name
* @param string $value
* @param int $expires
* @param string $domain
* @param string $path
* @param bool $secure
*/
public function __construct($name, $value, $domain, $expires = null, $path = null, $secure = false)
{
if (preg_match("/[=,; \t\r\n\013\014]/", $name)) {
require_once 'Zend/Http/Exception.php';
throw new Zend_Http_Exception("Cookie name cannot contain these characters: =,; \\t\\r\\n\\013\\014 ({$name})");
}
if (! $this->name = (string) $name) {
require_once 'Zend/Http/Exception.php';
throw new Zend_Http_Exception('Cookies must have a name');
}
if (! $this->domain = (string) $domain) {
require_once 'Zend/Http/Exception.php';
throw new Zend_Http_Exception('Cookies must have a domain');
}
$this->value = (string) $value;
$this->expires = ($expires === null ? null : (int) $expires);
$this->path = ($path ? $path : '/');
$this->secure = $secure;
}
/**
* Get Cookie name
*
* @return string
*/
public function getName()
{
return $this->name;
}
/**
* Get cookie value
*
* @return string
*/
public function getValue()
{
return $this->value;
}
/**
* Get cookie domain
*
* @return string
*/
public function getDomain()
{
return $this->domain;
}
/**
* Get the cookie path
*
* @return string
*/
public function getPath()
{
return $this->path;
}
/**
* Get the expiry time of the cookie, or null if no expiry time is set
*
* @return int|null
*/
public function getExpiryTime()
{
return $this->expires;
}
/**
* Check whether the cookie should only be sent over secure connections
*
* @return boolean
*/
public function isSecure()
{
return $this->secure;
}
/**
* Check whether the cookie has expired
*
* Always returns false if the cookie is a session cookie (has no expiry time)
*
* @param int $now Timestamp to consider as "now"
* @return boolean
*/
public function isExpired($now = null)
{
if ($now === null) $now = time();
if (is_int($this->expires) && $this->expires < $now) {
return true;
} else {
return false;
}
}
/**
* Check whether the cookie is a session cookie (has no expiry time set)
*
* @return boolean
*/
public function isSessionCookie()
{
return ($this->expires === null);
}
/**
* Checks whether the cookie should be sent or not in a specific scenario
*
* @param string|Zend_Uri_Http $uri URI to check against (secure, domain, path)
* @param boolean $matchSessionCookies Whether to send session cookies
* @param int $now Override the current time when checking for expiry time
* @return boolean
*/
public function match($uri, $matchSessionCookies = true, $now = null)
{
if (is_string ($uri)) {
$uri = Zend_Uri_Http::factory($uri);
}
// Make sure we have a valid Zend_Uri_Http object
if (! ($uri->valid() && ($uri->getScheme() == 'http' || $uri->getScheme() =='https'))) {
require_once 'Zend/Http/Exception.php';
throw new Zend_Http_Exception('Passed URI is not a valid HTTP or HTTPS URI');
}
// Check that the cookie is secure (if required) and not expired
if ($this->secure && $uri->getScheme() != 'https') return false;
if ($this->isExpired($now)) return false;
if ($this->isSessionCookie() && ! $matchSessionCookies) return false;
// Validate domain and path
// Domain is validated using tail match, while path is validated using head match
$domain_preg = preg_quote($this->getDomain(), "/");
if (! preg_match("/{$domain_preg}$/", $uri->getHost())) return false;
$path_preg = preg_quote($this->getPath(), "/");
if (! preg_match("/^{$path_preg}/", $uri->getPath())) return false;
// If we didn't die until now, return true.
return true;
}
/**
* Get the cookie as a string, suitable for sending as a "Cookie" header in an
* HTTP request
*
* @return string
*/
public function __toString()
{
return $this->name . '=' . urlencode($this->value) . ';';
}
/**
* Generate a new Cookie object from a cookie string
* (for example the value of the Set-Cookie HTTP header)
*
* @param string $cookieStr
* @param Zend_Uri_Http|string $ref_uri Reference URI for default values (domain, path)
* @return Zend_Http_Cookie A new Zend_Http_Cookie object or false on failure.
*/
public static function fromString($cookieStr, $ref_uri = null)
{
// Set default values
if (is_string($ref_uri)) {
$ref_uri = Zend_Uri_Http::factory($ref_uri);
}
$name = '';
$value = '';
$domain = '';
$path = '';
$expires = null;
$secure = false;
$parts = explode(';', $cookieStr);
// If first part does not include '=', fail
if (strpos($parts[0], '=') === false) return false;
// Get the name and value of the cookie
list($name, $value) = explode('=', trim(array_shift($parts)), 2);
$name = trim($name);
$value = urldecode(trim($value));
// Set default domain and path
if ($ref_uri instanceof Zend_Uri_Http) {
$domain = $ref_uri->getHost();
$path = $ref_uri->getPath();
$path = substr($path, 0, strrpos($path, '/'));
}
// Set other cookie parameters
foreach ($parts as $part) {
$part = trim($part);
if (strtolower($part) == 'secure') {
$secure = true;
continue;
}
$keyValue = explode('=', $part, 2);
if (count($keyValue) == 2) {
list($k, $v) = $keyValue;
switch (strtolower($k)) {
case 'expires':
$expires = strtotime($v);
break;
case 'path':
$path = $v;
break;
case 'domain':
$domain = $v;
break;
default:
break;
}
}
}
if ($name !== '') {
return new Zend_Http_Cookie($name, $value, $domain, $expires, $path, $secure);
} else {
return false;
}
}
}