<?php
namespace GuzzleHttp\Cookie;
use GuzzleHttp\Utils;
/**
* Persists non-session cookies using a JSON formatted file
*/
class FileCookieJar extends CookieJar
{
/**
* @var string filename
*/
private $filename;
/**
* @var bool Control whether to persist session cookies or not.
*/
private $storeSessionCookies;
/**
* Create a new FileCookieJar object
*
* @param string $cookieFile File to store the cookie data
* @param bool $storeSessionCookies Set to true to store session cookies
* in the cookie jar.
*
* @throws \RuntimeException if the file cannot be found or created
*/
public function __construct(string $cookieFile, bool $storeSessionCookies = false)
{
parent::__construct();
$this->filename = $cookieFile;
$this->storeSessionCookies = $storeSessionCookies;
if (\file_exists($cookieFile)) {
$this->load($cookieFile);
}
}
/**
* Saves the file when shutting down
*/
public function __destruct()
{
$this->save($this->filename);
}
/**
* Saves the cookies to a file.
*
* @param string $filename File to save
*
* @throws \RuntimeException if the file cannot be found or created
*/
public function save(string $filename): void
{
$json = [];
/** @var SetCookie $cookie */
foreach ($this as $cookie) {
if (CookieJar::shouldPersist($cookie, $this->storeSessionCookies)) {
$json[] = $cookie->toArray();
}
}
$jsonStr = Utils::jsonEncode($json);
if (false === \file_put_contents($filename, $jsonStr, \LOCK_EX)) {
throw new \RuntimeException("Unable to save file {$filename}");
}
}
/**
* Load cookies from a JSON formatted file.
*
* Old cookies are kept unless overwritten by newly loaded ones.
*
* @param string $filename Cookie file to load.
*
* @throws \RuntimeException if the file cannot be loaded.
*/
public function load(string $filename): void
{
$json = \file_get_contents($filename);
if (false === $json) {
throw new \RuntimeException("Unable to load file {$filename}");
}
if ($json === '') {
return;
}
$data = Utils::jsonDecode($json, true);
if (\is_array($data)) {
foreach ($data as $cookie) {
$this->setCookie(new SetCookie($cookie));
}
} elseif (\is_scalar($data) && !empty($data)) {
throw new \RuntimeException("Invalid cookie file: {$filename}");
}
}
}