<?php
/**
* Cookie holder object
*
* @package Requests
* @subpackage Cookies
*/
/**
* Cookie holder object
*
* @package Requests
* @subpackage Cookies
*/
class Requests_Cookie_Jar implements ArrayAccess, IteratorAggregate {
/**
* Actual item data
*
* @var array
*/
protected $cookies = array();
/**
* Create a new jar
*
* @param array $cookies Existing cookie values
*/
public function __construct($cookies = array()) {
$this->cookies = $cookies;
}
/**
* Normalise cookie data into a Requests_Cookie
*
* @param string|Requests_Cookie $cookie
* @return Requests_Cookie
*/
public function normalize_cookie($cookie, $key = null) {
if ($cookie instanceof Requests_Cookie) {
return $cookie;
}
return Requests_Cookie::parse($cookie, $key);
}
/**
* Normalise cookie data into a Requests_Cookie
*
* @codeCoverageIgnore
* @deprecated Use {@see Requests_Cookie_Jar::normalize_cookie}
* @return Requests_Cookie
*/
public function normalizeCookie($cookie, $key = null) {
return $this->normalize_cookie($cookie, $key);
}
/**
* Check if the given item exists
*
* @param string $key Item key
* @return boolean Does the item exist?
*/
public function offsetExists($key) {
return isset($this->cookies[$key]);
}
/**
* Get the value for the item
*
* @param string $key Item key
* @return string|null Item value (null if offsetExists is false)
*/
public function offsetGet($key) {
if (!isset($this->cookies[$key])) {
return null;
}
return $this->cookies[$key];
}
/**
* Set the given item
*
* @throws Requests_Exception On attempting to use dictionary as list (`invalidset`)
*
* @param string $key Item name
* @param string $value Item value
*/
public function offsetSet($key, $value) {
if ($key === null) {
throw new Requests_Exception('Object is a dictionary, not a list', 'invalidset');
}
$this->cookies[$key] = $value;
}
/**
* Unset the given header
*
* @param string $key
*/
public function offsetUnset($key) {
unset($this->cookies[$key]);
}
/**
* Get an iterator for the data
*
* @return ArrayIterator
*/
public function getIterator() {
return new ArrayIterator($this->cookies);
}
/**
* Register the cookie handler with the request's hooking system
*
* @param Requests_Hooker $hooks Hooking system
*/
public function register(Requests_Hooker $hooks) {
$hooks->register('requests.before_request', array($this, 'before_request'));
$hooks->register('requests.before_redirect_check', array($this, 'before_redirect_check'));
}
/**
* Add Cookie header to a request if we have any
*
* As per RFC 6265, cookies are separated by '; '
*
* @param string $url
* @param array $headers
* @param array $data
* @param string $type
* @param array $options
*/
public function before_request($url, &$headers, &$data, &$type, &$options) {
if (!$url instanceof Requests_IRI) {
$url = new Requests_IRI($url);
}
if (!empty($this->cookies)) {
$cookies = array();
foreach ($this->cookies as $key => $cookie) {
$cookie = $this->normalize_cookie($cookie, $key);
// Skip expired cookies
if ($cookie->is_expired()) {
continue;
}
if ($cookie->domain_matches($url->host)) {
$cookies[] = $cookie->format_for_header();
}
}
$headers['Cookie'] = implode('; ', $cookies);
}
}
/**
* Parse all cookies from a response and attach them to the response
*
* @var Requests_Response $response
*/
public function before_redirect_check(Requests_Response $return) {
$url = $return->url;
if (!$url instanceof Requests_IRI) {
$url = new Requests_IRI($url);
}
$cookies = Requests_Cookie::parse_from_headers($return->headers, $url);
$this->cookies = array_merge($this->cookies, $cookies);
$return->cookies = $this;
}
}