/** * Authenication for Amazon CloudFront * * @return boolean | WP_Error * @since 4.0.0 * @access public */ public function auth($options) { if (!isset($options['distribution_id']) || !$options['distribution_id']) { return new WP_Error('C3 Notice', "CloudFront Distribution ID is not defined."); } if (c3_is_later_than_php_55()) { $sdk = C3_Client_V3::get_instance(); } else { $sdk = C3_Client_V2::get_instance(); //@TODO: for php ~5.4, do not Authenication now. return true; } $cf_client = $sdk->create_cloudfront_client($options); if (is_wp_error($cf_client)) { return $cf_client; } try { $result = $cf_client->getDistribution(array('Id' => $options['distribution_id'])); return true; } catch (Exception $e) { if ('NoSuchDistribution' === $e->getAwsErrorCode()) { $e = new WP_Error('C3 Auth Error', "Can not find CloudFront Distribution ID: {$options['distribution_id']} is not found."); } elseif ('InvalidClientTokenId' == $e->getAwsErrorCode()) { $e = new WP_Error('C3 Auth Error', "AWS AWS Access Key or AWS Secret Key is invalid."); } else { $e = new WP_Error('C3 Auth Error', $e->getMessage()); } error_log($e->get_error_messages(), 0); return $e; } }