--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/web/enmi/Zend/Http/Cookie.php Thu Jan 20 19:30:54 2011 +0100
@@ -0,0 +1,424 @@
+<?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) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @version $Id: Cookie.php 23443 2010-11-24 11:53:13Z shahar $
+ * @license http://framework.zend.com/license/new-bsd New BSD License
+ */
+
+/**
+ * @see Zend_Uri_Http
+ */
+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) 2005-2010 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;
+
+ /**
+ * Whether the cookie value has been encoded/decoded
+ *
+ * @var boolean
+ */
+ protected $encodeValue;
+
+ /**
+ * Cookie object constructor
+ *
+ * @todo Add validation of each one of the parameters (legal domain, etc.)
+ *
+ * @param string $name
+ * @param string $value
+ * @param string $domain
+ * @param int $expires
+ * @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() && ! $matchSessionCookies) return false;
+
+ // Check if the domain matches
+ if (! self::matchCookieDomain($this->getDomain(), $uri->getHost())) {
+ return false;
+ }
+
+ // Check that path matches using prefix match
+ if (! self::matchCookiePath($this->getPath(), $uri->getPath())) {
+ return false;
+ }
+
+ // If we didn't die until now, return true.
+ return true;
+ }
+
+ /**
+ * Get the cookie as a string, suitable for sending as a "Cookie" header in an
+ * HTTP request
+ *
+ * @return string
+ */
+ public function __toString()
+ {
+ if ($this->encodeValue) {
+ return $this->name . '=' . urlencode($this->value) . ';';
+ }
+ return $this->name . '=' . $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 $refUri Reference URI for default values (domain, path)
+ * @param boolean $encodeValue Whether or not the cookie's value should be
+ * passed through urlencode/urldecode
+ * @return Zend_Http_Cookie A new Zend_Http_Cookie object or false on failure.
+ */
+ public static function fromString($cookieStr, $refUri = null, $encodeValue = true)
+ {
+ // Set default values
+ if (is_string($refUri)) {
+ $refUri = Zend_Uri_Http::factory($refUri);
+ }
+
+ $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);
+ if ($encodeValue) {
+ $value = urldecode(trim($value));
+ }
+
+ // Set default domain and path
+ if ($refUri instanceof Zend_Uri_Http) {
+ $domain = $refUri->getHost();
+ $path = $refUri->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':
+ if(($expires = strtotime($v)) === false) {
+ /**
+ * The expiration is past Tue, 19 Jan 2038 03:14:07 UTC
+ * the maximum for 32-bit signed integer. Zend_Date
+ * can get around that limit.
+ *
+ * @see Zend_Date
+ */
+ require_once 'Zend/Date.php';
+
+ $expireDate = new Zend_Date($v);
+ $expires = $expireDate->getTimestamp();
+ }
+ break;
+
+ case 'path':
+ $path = $v;
+ break;
+
+ case 'domain':
+ $domain = $v;
+ break;
+
+ default:
+ break;
+ }
+ }
+ }
+
+ if ($name !== '') {
+ $ret = new self($name, $value, $domain, $expires, $path, $secure);
+ $ret->encodeValue = ($encodeValue) ? true : false;
+ return $ret;
+ } else {
+ return false;
+ }
+ }
+
+ /**
+ * Check if a cookie's domain matches a host name.
+ *
+ * Used by Zend_Http_Cookie and Zend_Http_CookieJar for cookie matching
+ *
+ * @param string $cookieDomain
+ * @param string $host
+ *
+ * @return boolean
+ */
+ public static function matchCookieDomain($cookieDomain, $host)
+ {
+ if (! $cookieDomain) {
+ require_once 'Zend/Http/Exception.php';
+ throw new Zend_Http_Exception("\$cookieDomain is expected to be a cookie domain");
+ }
+
+ if (! $host) {
+ require_once 'Zend/Http/Exception.php';
+ throw new Zend_Http_Exception("\$host is expected to be a host name");
+ }
+
+ $cookieDomain = strtolower($cookieDomain);
+ $host = strtolower($host);
+
+ if ($cookieDomain[0] == '.') {
+ $cookieDomain = substr($cookieDomain, 1);
+ }
+
+ // Check for either exact match or suffix match
+ return ($cookieDomain == $host ||
+ preg_match('/\.' . preg_quote($cookieDomain) . '$/', $host));
+ }
+
+ /**
+ * Check if a cookie's path matches a URL path
+ *
+ * Used by Zend_Http_Cookie and Zend_Http_CookieJar for cookie matching
+ *
+ * @param string $cookiePath
+ * @param string $path
+ * @return boolean
+ */
+ public static function matchCookiePath($cookiePath, $path)
+ {
+ if (! $cookiePath) {
+ require_once 'Zend/Http/Exception.php';
+ throw new Zend_Http_Exception("\$cookiePath is expected to be a cookie path");
+ }
+
+ if (! $path) {
+ require_once 'Zend/Http/Exception.php';
+ throw new Zend_Http_Exception("\$path is expected to be a host name");
+ }
+
+ return (strpos($path, $cookiePath) === 0);
+ }
+}