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<?php /** * The cloudflare CDN class. * * @since 2.1 * @package LiteSpeed * @subpackage LiteSpeed/src/cdn * @author LiteSpeed Technologies <info@litespeedtech.com> / namespace LiteSpeed\CDN; use LiteSpeed\Core; use LiteSpeed\Base; use LiteSpeed\Debug2; use LiteSpeed\Router; use LiteSpeed\Admin; use LiteSpeed\Admin_Display; defined('WPINC') \|\| exit(); class Cloudflare extends Base { const TYPE_PURGE_ALL = 'purge_all'; const TYPE_GET_DEVMODE = 'get_devmode'; const TYPE_SET_DEVMODE_ON = 'set_devmode_on'; const TYPE_SET_DEVMODE_OFF = 'set_devmode_off'; const ITEM_STATUS = 'status'; /* * Update zone&name based on latest settings * * @since 3.0 * @access public / public function try_refresh_zone() { if (!$this->conf(self::O_CDN_CLOUDFLARE)) { return; } $zone = $this->_fetch_zone(); if ($zone) { $this->cls('Conf')->update(self::O_CDN_CLOUDFLARE_NAME, $zone['name']); $this->cls('Conf')->update(self::O_CDN_CLOUDFLARE_ZONE, $zone['id']); Debug2::debug("[Cloudflare] Get zone successfully \t\t[ID] $zone[id]"); } else { $this->cls('Conf')->update(self::O_CDN_CLOUDFLARE_ZONE, ''); Debug2::debug('[Cloudflare] ❌ Get zone failed, clean zone'); } } /* * Get Cloudflare development mode * * @since 1.7.2 * @access private / private function _get_devmode($show_msg = true) { Debug2::debug('[Cloudflare] _get_devmode'); $zone = $this->_zone(); if (!$zone) { return; } $url = 'https://api.cloudflare.com/client/v4/zones/' . $zone . '/settings/development_mode'; $res = $this->_cloudflare_call($url, 'GET', false, $show_msg); if (!$res) { return; } Debug2::debug('[Cloudflare] _get_devmode result ', $res); // Make sure is array: #992174 $curr_status = self::get_option(self::ITEM_STATUS, array()) ?: array(); $curr_status['devmode'] = $res['value']; $curr_status['devmode_expired'] = $res['time_remaining'] + time(); // update status self::update_option(self::ITEM_STATUS, $curr_status); } /* * Set Cloudflare development mode * * @since 1.7.2 * @access private / private function _set_devmode($type) { Debug2::debug('[Cloudflare] _set_devmode'); $zone = $this->_zone(); if (!$zone) { return; } $url = 'https://api.cloudflare.com/client/v4/zones/' . $zone . '/settings/development_mode'; $new_val = $type == self::TYPE_SET_DEVMODE_ON ? 'on' : 'off'; $data = array('value' => $new_val); $res = $this->_cloudflare_call($url, 'PATCH', $data); if (!$res) { return; } $res = $this->_get_devmode(false); if ($res) { $msg = sprintf(__('Notified Cloudflare to set development mode to %s successfully.', 'litespeed-cache'), strtoupper($new_val)); Admin_Display::success($msg); } } /* * Purge Cloudflare cache * * @since 1.7.2 * @access private / private function _purge_all() { Debug2::debug('[Cloudflare] _purge_all'); $cf_on = $this->conf(self::O_CDN_CLOUDFLARE); if (!$cf_on) { $msg = __('Cloudflare API is set to off.', 'litespeed-cache'); Admin_Display::error($msg); return; } $zone = $this->_zone(); if (!$zone) { return; } $url = 'https://api.cloudflare.com/client/v4/zones/' . $zone . '/purge_cache'; $data = array('purge_everything' => true); $res = $this->_cloudflare_call($url, 'DELETE', $data); if ($res) { $msg = __('Notified Cloudflare to purge all successfully.', 'litespeed-cache'); Admin_Display::success($msg); } } /* * Get current Cloudflare zone from cfg * * @since 1.7.2 * @access private / private function _zone() { $zone = $this->conf(self::O_CDN_CLOUDFLARE_ZONE); if (!$zone) { $msg = __('No available Cloudflare zone', 'litespeed-cache'); Admin_Display::error($msg); return false; } return $zone; } /* * Get Cloudflare zone settings * * @since 1.7.2 * @access private / private function _fetch_zone() { $kw = $this->conf(self::O_CDN_CLOUDFLARE_NAME); $url = 'https://api.cloudflare.com/client/v4/zones?status=active&match=all'; // Try exact match first if ($kw && strpos($kw, '.')) { $zones = $this->_cloudflare_call($url . '&name=' . $kw, 'GET', false, false); if ($zones) { Debug2::debug('[Cloudflare] fetch_zone exact matched'); return $zones[0]; } } // Can't find, try to get default one $zones = $this->_cloudflare_call($url, 'GET', false, false); if (!$zones) { Debug2::debug('[Cloudflare] fetch_zone no zone'); return false; } if (!$kw) { Debug2::debug('[Cloudflare] fetch_zone no set name, use first one by default'); return $zones[0]; } foreach ($zones as $v) { if (strpos($v['name'], $kw) !== false) { Debug2::debug('[Cloudflare] fetch_zone matched ' . $kw . ' [name] ' . $v['name']); return $v; } } // Can't match current name, return default one Debug2::debug('[Cloudflare] fetch_zone failed match name, use first one by default'); return $zones[0]; } /* * Cloudflare API * * @since 1.7.2 * @access private / private function _cloudflare_call($url, $method = 'GET', $data = false, $show_msg = true) { Debug2::debug("[Cloudflare] _cloudflare_call \t\t[URL] $url"); if (40 == strlen($this->conf(self::O_CDN_CLOUDFLARE_KEY))) { $headers = array( 'Content-Type' => 'application/json', 'Authorization' => 'Bearer ' . $this->conf(self::O_CDN_CLOUDFLARE_KEY), ); } else { $headers = array( 'Content-Type' => 'application/json', 'X-Auth-Email' => $this->conf(self::O_CDN_CLOUDFLARE_EMAIL), 'X-Auth-Key' => $this->conf(self::O_CDN_CLOUDFLARE_KEY), ); } $wp_args = array( 'method' => $method, 'headers' => $headers, ); if ($data) { if (is_array($data)) { $data = \json_encode($data); } $wp_args['body'] = $data; } $resp = wp_remote_request($url, $wp_args); if (is_wp_error($resp)) { Debug2::debug('[Cloudflare] error in response'); if ($show_msg) { $msg = __('Failed to communicate with Cloudflare', 'litespeed-cache'); Admin_Display::error($msg); } return false; } $result = wp_remote_retrieve_body($resp); $json = \json_decode($result, true); if ($json && $json['success'] && $json['result']) { Debug2::debug('[Cloudflare] _cloudflare_call called successfully'); if ($show_msg) { $msg = __('Communicated with Cloudflare successfully.', 'litespeed-cache'); Admin_Display::success($msg); } return $json['result']; } Debug2::debug("[Cloudflare] _cloudflare_call called failed: $result"); if ($show_msg) { $msg = __('Failed to communicate with Cloudflare', 'litespeed-cache'); Admin_Display::error($msg); } return false; } /* * Handle all request actions from main cls * * @since 1.7.2 * @access public */ public function handler() { $type = Router::verify_type(); switch ($type) { case self::TYPE_PURGE_ALL: $this->_purge_all(); break; case self::TYPE_GET_DEVMODE: $this->_get_devmode(); break; case self::TYPE_SET_DEVMODE_ON: case self::TYPE_SET_DEVMODE_OFF: $this->_set_devmode($type); break; default: break; } Admin::redirect(); } }