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<?php
namespace LE_ACME2\Cache;
use LE_ACME2\Connector;
use LE_ACME2\Account;
use LE_ACME2\SingletonTrait;
use LE_ACME2\Exception;
use LE_ACME2\Request;
use LE_ACME2\Response;
class DirectoryResponse {
use SingletonTrait;
private const _FILE = 'DirectoryResponse';
private function __construct() {}
private $_responses = [];
private $_index = 0;
/**
* @throws Exception\InvalidResponse
* @throws Exception\RateLimitReached
* @throws Exception\ServiceUnavailable
*/
public function get() : Response\GetDirectory {
if(array_key_exists($this->_index, $this->_responses)) {
return $this->_responses[$this->_index];
}
$this->_responses[$this->_index] = null;
$cacheFile = Account::getCommonKeyDirectoryPath() . self::_FILE;
if(file_exists($cacheFile) && filemtime($cacheFile) > strtotime('-2 days')) {
$rawResponse = Connector\RawResponse::getFromString(file_get_contents($cacheFile));
try {
return $this->_responses[$this->_index] = new Response\GetDirectory($rawResponse);
} catch(Exception\AbstractException $e) {
unlink($cacheFile);
$request = new Request\GetDirectory();
$response = $request->getResponse();
$this->set($response);
return $response;
public function set(Response\GetDirectory $response) : void {
$this->_responses[$this->_index] = $response;
file_put_contents($cacheFile, $response->getRaw()->toString());
fbett /
le-acme2-php
