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✏️ Editing: cloudflare.cls.php

<?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\Base;
use LiteSpeed\Debug2;
use LiteSpeed\Router;
use LiteSpeed\Admin;
use LiteSpeed\Admin_Display;

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

/**
 * Class Cloudflare
 *
 * @since 2.1
 */
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
	 * @param bool $show_msg Whether to show success/error message.
	 */
	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());
		if ( ! is_array( $curr_status ) ) {
			$curr_status = array();
		}
		$curr_status['devmode']         = $res['value'];
		$curr_status['devmode_expired'] = (int) $res['time_remaining'] + time();

// update status
		self::update_option(self::ITEM_STATUS, $curr_status);
	}

/**
	 * Set Cloudflare development mode
	 *
	 * @since  1.7.2
	 * @access private
	 * @param string $type The type of development mode to set (on/off).
	 */
	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 = self::TYPE_SET_DEVMODE_ON === $type ? '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);
		}
	}

/**
	 * Shortcut to purge Cloudflare
	 *
	 * @since  7.1
	 * @access public
	 * @param string|bool $reason The reason for purging, or false if none.
	 */
	public static function purge_all( $reason = false ) {
		if ($reason) {
			Debug2::debug('[Cloudflare] purge call because: ' . $reason);
		}
		self::cls()->purge_all_private();
	}

/**
	 * Purge Cloudflare cache
	 *
	 * @since  1.7.2
	 * @access private
	 */
	private function purge_all_private() {
		Debug2::debug('[Cloudflare] purge_all_private');

$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 ($kw && false !== strpos($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 $v) {
			if (false !== strpos($v['name'], $kw)) {
				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
	 * @param string     $url      The API URL to call.
	 * @param string     $method   The HTTP method to use (GET, POST, etc.).
	 * @param array|bool $data     The data to send with the request, or false if none.
	 * @param bool       $show_msg Whether to show success/error message.
	 */
	private function cloudflare_call( $url, $method = 'GET', $data = false, $show_msg = true ) {
		Debug2::debug("[Cloudflare] cloudflare_call \t\t[URL] $url");

if (strlen($this->conf(self::O_CDN_CLOUDFLARE_KEY)) === 40) {
			$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)) {
				$data = wp_json_encode($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_private();
				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();
	}
}

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