mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-09-01 15:28:02 +02:00
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/branches/2.4@93527 467b73ca-7a2a-4603-9d3b-597d59a354a9
380 lines
12 KiB
PHP
380 lines
12 KiB
PHP
<?php
|
|
/**
|
|
* Base include file for SimpleTest
|
|
* @package SimpleTest
|
|
* @subpackage WebTester
|
|
* @version $Id: cookies.php 1723 2008-04-08 00:34:10Z lastcraft $
|
|
*/
|
|
|
|
/**#@+
|
|
* include other SimpleTest class files
|
|
*/
|
|
require_once(dirname(__FILE__) . '/url.php');
|
|
/**#@-*/
|
|
|
|
/**
|
|
* Cookie data holder. Cookie rules are full of pretty
|
|
* arbitary stuff. I have used...
|
|
* http://wp.netscape.com/newsref/std/cookie_spec.html
|
|
* http://www.cookiecentral.com/faq/
|
|
* @package SimpleTest
|
|
* @subpackage WebTester
|
|
*/
|
|
class SimpleCookie {
|
|
var $_host;
|
|
var $_name;
|
|
var $_value;
|
|
var $_path;
|
|
var $_expiry;
|
|
var $_is_secure;
|
|
|
|
/**
|
|
* Constructor. Sets the stored values.
|
|
* @param string $name Cookie key.
|
|
* @param string $value Value of cookie.
|
|
* @param string $path Cookie path if not host wide.
|
|
* @param string $expiry Expiry date as string.
|
|
* @param boolean $is_secure Currently ignored.
|
|
*/
|
|
function SimpleCookie($name, $value = false, $path = false, $expiry = false, $is_secure = false) {
|
|
$this->_host = false;
|
|
$this->_name = $name;
|
|
$this->_value = $value;
|
|
$this->_path = ($path ? $this->_fixPath($path) : "/");
|
|
$this->_expiry = false;
|
|
if (is_string($expiry)) {
|
|
$this->_expiry = strtotime($expiry);
|
|
} elseif (is_integer($expiry)) {
|
|
$this->_expiry = $expiry;
|
|
}
|
|
$this->_is_secure = $is_secure;
|
|
}
|
|
|
|
/**
|
|
* Sets the host. The cookie rules determine
|
|
* that the first two parts are taken for
|
|
* certain TLDs and three for others. If the
|
|
* new host does not match these rules then the
|
|
* call will fail.
|
|
* @param string $host New hostname.
|
|
* @return boolean True if hostname is valid.
|
|
* @access public
|
|
*/
|
|
function setHost($host) {
|
|
if ($host = $this->_truncateHost($host)) {
|
|
$this->_host = $host;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Accessor for the truncated host to which this
|
|
* cookie applies.
|
|
* @return string Truncated hostname.
|
|
* @access public
|
|
*/
|
|
function getHost() {
|
|
return $this->_host;
|
|
}
|
|
|
|
/**
|
|
* Test for a cookie being valid for a host name.
|
|
* @param string $host Host to test against.
|
|
* @return boolean True if the cookie would be valid
|
|
* here.
|
|
*/
|
|
function isValidHost($host) {
|
|
return ($this->_truncateHost($host) === $this->getHost());
|
|
}
|
|
|
|
/**
|
|
* Extracts just the domain part that determines a
|
|
* cookie's host validity.
|
|
* @param string $host Host name to truncate.
|
|
* @return string Domain or false on a bad host.
|
|
* @access private
|
|
*/
|
|
function _truncateHost($host) {
|
|
$tlds = SimpleUrl::getAllTopLevelDomains();
|
|
if (preg_match('/[a-z\-]+\.(' . $tlds . ')$/i', $host, $matches)) {
|
|
return $matches[0];
|
|
} elseif (preg_match('/[a-z\-]+\.[a-z\-]+\.[a-z\-]+$/i', $host, $matches)) {
|
|
return $matches[0];
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Accessor for name.
|
|
* @return string Cookie key.
|
|
* @access public
|
|
*/
|
|
function getName() {
|
|
return $this->_name;
|
|
}
|
|
|
|
/**
|
|
* Accessor for value. A deleted cookie will
|
|
* have an empty string for this.
|
|
* @return string Cookie value.
|
|
* @access public
|
|
*/
|
|
function getValue() {
|
|
return $this->_value;
|
|
}
|
|
|
|
/**
|
|
* Accessor for path.
|
|
* @return string Valid cookie path.
|
|
* @access public
|
|
*/
|
|
function getPath() {
|
|
return $this->_path;
|
|
}
|
|
|
|
/**
|
|
* Tests a path to see if the cookie applies
|
|
* there. The test path must be longer or
|
|
* equal to the cookie path.
|
|
* @param string $path Path to test against.
|
|
* @return boolean True if cookie valid here.
|
|
* @access public
|
|
*/
|
|
function isValidPath($path) {
|
|
return (strncmp(
|
|
$this->_fixPath($path),
|
|
$this->getPath(),
|
|
strlen($this->getPath())) == 0);
|
|
}
|
|
|
|
/**
|
|
* Accessor for expiry.
|
|
* @return string Expiry string.
|
|
* @access public
|
|
*/
|
|
function getExpiry() {
|
|
if (! $this->_expiry) {
|
|
return false;
|
|
}
|
|
return gmdate("D, d M Y H:i:s", $this->_expiry) . " GMT";
|
|
}
|
|
|
|
/**
|
|
* Test to see if cookie is expired against
|
|
* the cookie format time or timestamp.
|
|
* Will give true for a session cookie.
|
|
* @param integer/string $now Time to test against. Result
|
|
* will be false if this time
|
|
* is later than the cookie expiry.
|
|
* Can be either a timestamp integer
|
|
* or a cookie format date.
|
|
* @access public
|
|
*/
|
|
function isExpired($now) {
|
|
if (! $this->_expiry) {
|
|
return true;
|
|
}
|
|
if (is_string($now)) {
|
|
$now = strtotime($now);
|
|
}
|
|
return ($this->_expiry < $now);
|
|
}
|
|
|
|
/**
|
|
* Ages the cookie by the specified number of
|
|
* seconds.
|
|
* @param integer $interval In seconds.
|
|
* @public
|
|
*/
|
|
function agePrematurely($interval) {
|
|
if ($this->_expiry) {
|
|
$this->_expiry -= $interval;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Accessor for the secure flag.
|
|
* @return boolean True if cookie needs SSL.
|
|
* @access public
|
|
*/
|
|
function isSecure() {
|
|
return $this->_is_secure;
|
|
}
|
|
|
|
/**
|
|
* Adds a trailing and leading slash to the path
|
|
* if missing.
|
|
* @param string $path Path to fix.
|
|
* @access private
|
|
*/
|
|
function _fixPath($path) {
|
|
if (substr($path, 0, 1) != '/') {
|
|
$path = '/' . $path;
|
|
}
|
|
if (substr($path, -1, 1) != '/') {
|
|
$path .= '/';
|
|
}
|
|
return $path;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Repository for cookies. This stuff is a
|
|
* tiny bit browser dependent.
|
|
* @package SimpleTest
|
|
* @subpackage WebTester
|
|
*/
|
|
class SimpleCookieJar {
|
|
var $_cookies;
|
|
|
|
/**
|
|
* Constructor. Jar starts empty.
|
|
* @access public
|
|
*/
|
|
function SimpleCookieJar() {
|
|
$this->_cookies = array();
|
|
}
|
|
|
|
/**
|
|
* Removes expired and temporary cookies as if
|
|
* the browser was closed and re-opened.
|
|
* @param string/integer $now Time to test expiry against.
|
|
* @access public
|
|
*/
|
|
function restartSession($date = false) {
|
|
$surviving_cookies = array();
|
|
for ($i = 0; $i < count($this->_cookies); $i++) {
|
|
if (! $this->_cookies[$i]->getValue()) {
|
|
continue;
|
|
}
|
|
if (! $this->_cookies[$i]->getExpiry()) {
|
|
continue;
|
|
}
|
|
if ($date && $this->_cookies[$i]->isExpired($date)) {
|
|
continue;
|
|
}
|
|
$surviving_cookies[] = $this->_cookies[$i];
|
|
}
|
|
$this->_cookies = $surviving_cookies;
|
|
}
|
|
|
|
/**
|
|
* Ages all cookies in the cookie jar.
|
|
* @param integer $interval The old session is moved
|
|
* into the past by this number
|
|
* of seconds. Cookies now over
|
|
* age will be removed.
|
|
* @access public
|
|
*/
|
|
function agePrematurely($interval) {
|
|
for ($i = 0; $i < count($this->_cookies); $i++) {
|
|
$this->_cookies[$i]->agePrematurely($interval);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sets an additional cookie. If a cookie has
|
|
* the same name and path it is replaced.
|
|
* @param string $name Cookie key.
|
|
* @param string $value Value of cookie.
|
|
* @param string $host Host upon which the cookie is valid.
|
|
* @param string $path Cookie path if not host wide.
|
|
* @param string $expiry Expiry date.
|
|
* @access public
|
|
*/
|
|
function setCookie($name, $value, $host = false, $path = '/', $expiry = false) {
|
|
$cookie = new SimpleCookie($name, $value, $path, $expiry);
|
|
if ($host) {
|
|
$cookie->setHost($host);
|
|
}
|
|
$this->_cookies[$this->_findFirstMatch($cookie)] = $cookie;
|
|
}
|
|
|
|
/**
|
|
* Finds a matching cookie to write over or the
|
|
* first empty slot if none.
|
|
* @param SimpleCookie $cookie Cookie to write into jar.
|
|
* @return integer Available slot.
|
|
* @access private
|
|
*/
|
|
function _findFirstMatch($cookie) {
|
|
for ($i = 0; $i < count($this->_cookies); $i++) {
|
|
$is_match = $this->_isMatch(
|
|
$cookie,
|
|
$this->_cookies[$i]->getHost(),
|
|
$this->_cookies[$i]->getPath(),
|
|
$this->_cookies[$i]->getName());
|
|
if ($is_match) {
|
|
return $i;
|
|
}
|
|
}
|
|
return count($this->_cookies);
|
|
}
|
|
|
|
/**
|
|
* Reads the most specific cookie value from the
|
|
* browser cookies. Looks for the longest path that
|
|
* matches.
|
|
* @param string $host Host to search.
|
|
* @param string $path Applicable path.
|
|
* @param string $name Name of cookie to read.
|
|
* @return string False if not present, else the
|
|
* value as a string.
|
|
* @access public
|
|
*/
|
|
function getCookieValue($host, $path, $name) {
|
|
$longest_path = '';
|
|
foreach ($this->_cookies as $cookie) {
|
|
if ($this->_isMatch($cookie, $host, $path, $name)) {
|
|
if (strlen($cookie->getPath()) > strlen($longest_path)) {
|
|
$value = $cookie->getValue();
|
|
$longest_path = $cookie->getPath();
|
|
}
|
|
}
|
|
}
|
|
return (isset($value) ? $value : false);
|
|
}
|
|
|
|
/**
|
|
* Tests cookie for matching against search
|
|
* criteria.
|
|
* @param SimpleTest $cookie Cookie to test.
|
|
* @param string $host Host must match.
|
|
* @param string $path Cookie path must be shorter than
|
|
* this path.
|
|
* @param string $name Name must match.
|
|
* @return boolean True if matched.
|
|
* @access private
|
|
*/
|
|
function _isMatch($cookie, $host, $path, $name) {
|
|
if ($cookie->getName() != $name) {
|
|
return false;
|
|
}
|
|
if ($host && $cookie->getHost() && ! $cookie->isValidHost($host)) {
|
|
return false;
|
|
}
|
|
if (! $cookie->isValidPath($path)) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Uses a URL to sift relevant cookies by host and
|
|
* path. Results are list of strings of form "name=value".
|
|
* @param SimpleUrl $url Url to select by.
|
|
* @return array Valid name and value pairs.
|
|
* @access public
|
|
*/
|
|
function selectAsPairs($url) {
|
|
$pairs = array();
|
|
foreach ($this->_cookies as $cookie) {
|
|
if ($this->_isMatch($cookie, $url->getHost(), $url->getPath(), $cookie->getName())) {
|
|
$pairs[] = $cookie->getName() . '=' . $cookie->getValue();
|
|
}
|
|
}
|
|
return $pairs;
|
|
}
|
|
}
|
|
?>
|