<?php

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/**

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* CDN Setup service cls

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*

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* @since 3.0

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*/

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namespace LiteSpeed;

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defined('WPINC') || exit();

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class Cdn_Setup extends Base

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{

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const LOG_TAG = '👷';

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const TYPE_LINK = 'link';

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const TYPE_NOLINK = 'nolink';

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const TYPE_RUN = 'setup';

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const TYPE_STATUS = 'status';

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const TYPE_RESET = 'reset';

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const TYPE_DELETE = 'delete';

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private $_setup_token;

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protected $_summary;

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/**

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* Init

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*

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* @since 3.0

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*/

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public function __construct()

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{

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$this->_setup_token = $this->conf(self::O_QC_TOKEN);

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$this->_summary = self::get_summary();

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}

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/**

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* Update is_linked status if is a redirected back from QC

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*

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* @since 3.0

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*/

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public function maybe_extract_token()

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{

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$token = $this->cls('Cloud')->parse_qc_redir(true);

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if ($token) {

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$this->_setup_token = esc_html($token);

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$this->cls('Conf')->update_confs(array(self::O_QC_TOKEN => $this->_setup_token));

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unset($_GET['token']);

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}

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}

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/**

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* Callback for updating Auto CDN Setup status after run

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*

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* @since 4.7

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* @access public

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*/

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public function update_cdn_status()

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{

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if (empty($_POST['hash'])) {

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self::debug('Lack of hash param');

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return self::err('lack_of_param');

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}

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if ($_POST['hash'] !== md5(substr($this->conf(self::O_API_KEY), 3, 8))) {

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self::debug('token validate failed: token mismatch hash !== ' . $_POST['hash']);

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return self::err('callback_fail_hash');

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}

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if (!isset($_POST['success']) || !isset($_POST['result'])) {

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self::save_summary(array('cdn_setup_err' => __('Received invalid message from the cloud server. Please submit a ticket.', 'litespeed-cache')));

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return self::err('lack_of_param');

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}

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if (!$_POST['success'] && !empty($_POST['result']['_msg'])) {

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$msg = wp_kses_post($_POST['result']['_msg']);

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self::save_summary(array('cdn_setup_err' => $msg));

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Admin_Display::error(__('There was an error during QUIC.cloud CDN auto setup: ', 'litespeed-cache') . $msg);

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} else {

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$this->_process_cdn_status($_POST['result']);

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}

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return self::ok();

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}

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/**

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* Request an update on Auto CDN Setup status

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*

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* @since 4.7

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* @access private

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*/

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private function _qc_refresh()

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{

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$json = $this->cls('Cloud')->req_rest_api('/user/cdn/status');

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if (!$json) {

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return;

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} elseif (is_string($json)) {

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self::save_summary(array('cdn_setup_err' => $json));

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return;

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}

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$result = array();

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if (isset($json['info']['messages'])) {

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$result['_msg'] = implode('<br>', $json['info']['messages']);

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}

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$this->_process_cdn_status($result);

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}

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/**

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* Process the returned Auto CDN Setup status

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*

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* @since 4.7

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* @access private

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*/

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private function _process_cdn_status($result)

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{

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if (isset($result['nameservers'])) {

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if (isset($this->_summary['cdn_setup_err'])) {

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unset($this->_summary['cdn_setup_err']);

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}

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if (isset($result['summary'])) {

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$this->_summary['cdn_dns_summary'] = $result['summary'];

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}

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$this->cls('Cloud')->set_linked();

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$nameservers = esc_html($result['nameservers']);

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$this->cls('Conf')->update_confs(array(self::O_QC_NAMESERVERS => $nameservers, self::O_CDN_QUIC => true));

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Admin_Display::succeed(

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'🎊 ' . __('Congratulations, QUIC.cloud successfully set this domain up for the CDN. Please update your nameservers to:', 'litespeed-cache') . $nameservers

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);

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} elseif (isset($result['cname'])) {

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if (isset($this->_summary['cdn_setup_err'])) {

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unset($this->_summary['cdn_setup_err']);

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}

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if (isset($result['summary'])) {

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$this->_summary['cdn_dns_summary'] = $result['summary'];

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}

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$this->cls('Cloud')->set_linked();

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$cname = esc_html($result['cname']);

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$this->cls('Conf')->update_confs(array(self::O_QC_CNAME => $cname, self::O_CDN_QUIC => true));

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Admin_Display::succeed('🎊 ' . __('Congratulations, QUIC.cloud successfully set this domain up for the CDN. Please update your cname to:', 'litespeed-cache') . $cname);

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} elseif (isset($result['done'])) {

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if (isset($this->_summary['cdn_setup_err'])) {

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unset($this->_summary['cdn_setup_err']);

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}

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if (isset($this->_summary['cdn_verify_msg'])) {

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unset($this->_summary['cdn_verify_msg']);

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}

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$this->_summary['cdn_setup_done_ts'] = time();

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$this->_setup_token = '';

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$this->cls('Conf')->update_confs(array(self::O_QC_TOKEN => '', self::O_QC_NAMESERVERS => ''));

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} elseif (isset($result['_msg'])) {

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$notice = esc_html($result['_msg']);

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if ($this->conf(Base::O_QC_NAMESERVERS)) {

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$this->_summary['cdn_verify_msg'] = $notice;

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$notice = array('cdn_verify_msg' => $notice);

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}

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Admin_Display::succeed($notice);

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} else {

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Admin_Display::succeed(__('CDN Setup is running.', 'litespeed-cache'));

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}

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self::save_summary();

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}

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/**

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* Process the returned Auto CDN Setup status

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*

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* @since 4.7

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* @access private

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*/

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private function _qc_reset($delete)

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{

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$data = array(

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'site_url' => home_url(),

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);

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if ($delete) {

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$data['delete'] = 1;

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}

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if (!empty($this->_setup_token)) {

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$data['rest'] = function_exists('rest_get_url_prefix') ? rest_get_url_prefix() : apply_filters('rest_url_prefix', 'wp-json');

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$json = $this->cls('Cloud')->req_rest_api('/user/cdn/reset', $data);

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if (!$json) {

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return;

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} elseif (is_string($json) && $json != 'unauthorized access to REST API.') {

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self::save_summary(array('cdn_setup_err' => $json));

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return;

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}

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} elseif (!isset($this->_summary['cdn_setup_done_ts']) || !$this->_summary['cdn_setup_done_ts']) {

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Admin_Display::info(__('Notice: CDN Setup only reset locally.', 'litespeed-cache'));

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} elseif (!Cloud::get_summary('is_linked')) {

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Admin_Display::error(__('Cannot delete, site is not linked.', 'litespeed-cache'));

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return;

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} else {

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$json = Cloud::post(Cloud::SVC_D_DEL_CDN_DNS, $data);

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if (!is_array($json)) {

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return;

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}

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}

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if (isset($this->_summary['cdn_setup_ts'])) {

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unset($this->_summary['cdn_setup_ts']);

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}

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if (isset($this->_summary['cdn_setup_done_ts'])) {

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unset($this->_summary['cdn_setup_done_ts']);

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}

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if (isset($this->_summary['cdn_setup_err'])) {

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unset($this->_summary['cdn_setup_err']);

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}

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if (isset($this->_summary['cdn_verify_msg'])) {

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unset($this->_summary['cdn_verify_msg']);

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}

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if (isset($this->_summary['cdn_dns_summary'])) {

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unset($this->_summary['cdn_dns_summary']);

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}

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self::save_summary($this->_summary, false, true);

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$this->_setup_token = '';

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$this->cls('Conf')->update_confs(array(self::O_QC_TOKEN => '', self::O_QC_NAMESERVERS => '', self::O_CDN_QUIC => false));

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$msg = '';

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if ($delete) {

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$msg = __(

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'CDN Setup Token and DNS zone deleted. Note: if my.quic.cloud account deletion is desired, that the account still exists and must be deleted separately.',

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'litespeed-cache'

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);

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} else {

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$msg = __(

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'CDN Setup Token reset. Note: if my.quic.cloud account deletion is desired, that the account still exists and must be deleted separately.',

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'litespeed-cache'

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);

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}

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Admin_Display::succeed($msg);

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return self::ok();

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}

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/**

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* If setup token already exists or not

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*

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* @since 4.7

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*/

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public function has_cdn_setup_token()

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{

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return !empty($this->_setup_token);

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}

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/**

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* Get QC user setup token

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*

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* This method initiates a link to a QUIC.cloud account.

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*

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* @since 4.7

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*/

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private function _qc_link()

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{

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if ($this->has_cdn_setup_token()) {

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return;

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}

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$data = array(

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'site_url' => home_url(),

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'ref' => get_admin_url(null, 'admin.php?page=litespeed-cdn'),

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'nonce' => wp_create_nonce('litespeed_qc_link'),

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);

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$api_key = $this->conf(self::O_API_KEY);

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if ($api_key) {

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$data['domain_hash'] = md5(substr($api_key, 0, 8));

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}

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self::debug2('qc link created', $data);

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wp_redirect(Cloud::CLOUD_SERVER_DASH . '/u/wptoken?data=' . Utility::arr2str($data));

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exit();

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}

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/**

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* Get QC user setup token

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*

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* This method is used when the installation is already linked to an account.

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*

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* @since 4.7

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*/

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private function _qc_nolink()

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{

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if ($this->has_cdn_setup_token()) {

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return;

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}

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$data = array(

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'site_url' => home_url(),

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);

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$json = Cloud::post(Cloud::SVC_D_SETUP_TOKEN, $data);

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if (isset($json['token'])) {

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self::save_summary(array('cdn_setup_ts' => time()));

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$this->_setup_token = $json['token'];

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$this->cls('Conf')->update_confs(array(self::O_QC_TOKEN => $this->_setup_token));

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}

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}

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/**

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* Initiate or continue a QC CDN Setup.

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*

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* @since 4.7

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*/

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private function _qc_run()

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{

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$data = array(

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'site_url' => home_url(),

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'rest' => function_exists('rest_get_url_prefix') ? rest_get_url_prefix() : apply_filters('rest_url_prefix', 'wp-json'),

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'server_ip' => $this->conf(self::O_SERVER_IP),

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);

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$api_key = $this->conf(self::O_API_KEY);

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if ($api_key) {

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$data['domain_hash'] = md5(substr($api_key, 0, 8));

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}

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$__cloud = $this->cls('Cloud');

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$json = $__cloud->req_rest_api('/user/cdn/', $data);

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if (!$json) {

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return;

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} elseif (is_string($json)) {

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self::save_summary(array('cdn_setup_err' => $json));

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return;

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}

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[331] Fix | Delete

$this->_summary['cdn_setup_ts'] = time();

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$msg = '';

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if (isset($json['info']['messages'])) {

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$msg = implode('<br>', $json['info']['messages']);

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}

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$json = $json['result'];

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[340] Fix | Delete

if (isset($this->_summary['cdn_setup_err'])) {

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unset($this->_summary['cdn_setup_err']);

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}

[343] Fix | Delete

[344] Fix | Delete

if (isset($this->_summary['cdn_verify_msg'])) {

[345] Fix | Delete

unset($this->_summary['cdn_verify_msg']);

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}

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self::save_summary();

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[349] Fix | Delete

// Save token option

[350] Fix | Delete

if (!empty($json['token'])) {

[351] Fix | Delete

$__cloud->set_keygen_token($json['token']);

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}

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[354] Fix | Delete

// This is a ok msg

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if (!empty($msg)) {

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self::debug('_msg: ' . $msg);

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$msg = __('Message from QUIC.cloud server', 'litespeed-cache') . ': ' . $msg;

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Admin_Display::info($msg);

[360] Fix | Delete

return;

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}

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[363] Fix | Delete

self::debug('✅ Successfully start CDN setup.');

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}

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[366] Fix | Delete

/**

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* Return succeeded response

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*

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* @since 3.0

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*/

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public static function ok($data = array())

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{

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$data['_res'] = 'ok';

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return $data;

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}

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[377] Fix | Delete

/**

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* Return error

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*

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* @since 3.0

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*/

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public static function err($code)

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{

[384] Fix | Delete

return array('_res' => 'err', '_msg' => $code);

[385] Fix | Delete

}

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[387] Fix | Delete

/**

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* Handle all request actions from main cls

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*

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* @since 3.0

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* @access public

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*/

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public function handler()

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{

[395] Fix | Delete

$type = Router::verify_type();

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switch ($type) {

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case self::TYPE_LINK:

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$this->_qc_link();

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break;

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[402] Fix | Delete

case self::TYPE_NOLINK:

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$this->_qc_nolink();

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break;

[405] Fix | Delete

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case self::TYPE_RUN:

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$this->_qc_run();

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break;

[409] Fix | Delete

[410] Fix | Delete

case self::TYPE_STATUS:

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$this->_qc_refresh();

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break;

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[414] Fix | Delete

case self::TYPE_RESET:

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$this->_qc_reset(false);

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break;

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[418] Fix | Delete

case self::TYPE_DELETE:

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$this->_qc_reset(true);

[420] Fix | Delete

break;

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[422] Fix | Delete

default:

[423] Fix | Delete

break;

[424] Fix | Delete

}

[425] Fix | Delete

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Admin::redirect();

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}

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}

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