mirror of
https://github.com/yunluo/gdk.git
synced 2024-06-29 02:30:11 +02:00
328 lines
9 KiB
PHP
328 lines
9 KiB
PHP
<?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;
|
|
}
|
|
}
|
|
}
|