<?php
/**
* Cookie holder object
*
* @package Requests\Cookies
*/
namespace WpOrg\Requests\Cookie;
use ArrayAccess;
use ArrayIterator;
use IteratorAggregate;
use ReturnTypeWillChange;
use WpOrg\Requests\Cookie;
use WpOrg\Requests\Exception;
use WpOrg\Requests\Exception\InvalidArgument;
use WpOrg\Requests\HookManager;
use WpOrg\Requests\Iri;
use WpOrg\Requests\Response;
/**
* Cookie holder object
*
* @package Requests\Cookies
*/
class Jar implements ArrayAccess, IteratorAggregate {
/**
* Actual item data
*
* @var array
*/
protected $cookies = [];
/**
* Create a new jar
*
* @param array $cookies Existing cookie values
*
* @throws \WpOrg\Requests\Exception\InvalidArgument When the passed argument is not an array.
*/
public function __construct($cookies = []) {
if (is_array($cookies) === false) {
throw InvalidArgument::create(1, '$cookies', 'array', gettype($cookies));
}
$this->cookies = $cookies;
}
/**
* Normalise cookie data into a \WpOrg\Requests\Cookie
*
* @param string|\WpOrg\Requests\Cookie $cookie Cookie header value, possibly pre-parsed (object).
* @param string $key Optional. The name for this cookie.
* @return \WpOrg\Requests\Cookie
*/
public function normalize_cookie($cookie, $key = '') {
if ($cookie instanceof Cookie) {
return $cookie;
}
return Cookie::parse($cookie, $key);
}
/**
* Check if the given item exists
*
* @param string $offset Item key
* @return boolean Does the item exist?
*/
#[ReturnTypeWillChange]
public function offsetExists($offset) {
return isset($this->cookies[$offset]);
}
/**
* Get the value for the item
*
* @param string $offset Item key
* @return string|null Item value (null if offsetExists is false)
*/
#[ReturnTypeWillChange]
public function offsetGet($offset) {
if (!isset($this->cookies[$offset])) {
return null;
}
return $this->cookies[$offset];
}
/**
* Set the given item
*
* @param string $offset Item name
* @param string $value Item value
*
* @throws \WpOrg\Requests\Exception On attempting to use dictionary as list (`invalidset`)
*/
#[ReturnTypeWillChange]
public function offsetSet($offset, $value) {
if ($offset === null) {
throw new Exception('Object is a dictionary, not a list', 'invalidset');
}
$this->cookies[$offset] = $value;
}
/**
* Unset the given header
*
* @param string $offset The key for the item to unset.
*/
#[ReturnTypeWillChange]
public function offsetUnset($offset) {
unset($this->cookies[$offset]);
}
/**
* Get an iterator for the data
*
* @return \ArrayIterator
*/
#[ReturnTypeWillChange]
public function getIterator() {
return new ArrayIterator($this->cookies);
}
/**
* Register the cookie handler with the request's hooking system
*
* @param \WpOrg\Requests\HookManager $hooks Hooking system
*/
public function register(HookManager $hooks) {
$hooks->register('requests.before_request', [$this, 'before_request']);
$hooks->register('requests.before_redirect_check', [$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 Iri) {
$url = new Iri($url);
}
if (!empty($this->cookies)) {
$cookies = [];
foreach ($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
*
* @param \WpOrg\Requests\Response $response Response as received.
*/
public function before_redirect_check(Response $response) {
$url = $response->url;
if (!$url instanceof Iri) {
$url = new Iri($url);
}
$cookies = Cookie::parse_from_headers($response->headers, $url);
$this->cookies = array_merge($this->cookies, $cookies);
$response->cookies = $this;
}
}