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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 );
$curr_status = self::get_option( self::ITEM_STATUS, 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::succeed( $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::succeed( $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::succeed( $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();
}
}
Zerion Mini Shell 1.0