<?php

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/**

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* The REST related class.

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*

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* @since 2.9.4

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*/

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namespace LiteSpeed;

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

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class REST extends Root

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{

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const LOG_TAG = '☎️';

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private $_internal_rest_status = false;

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/**

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* Confructor of ESI

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*

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* @since 2.9.4

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*/

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public function __construct()

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{

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// Hook to internal REST call

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add_filter('rest_request_before_callbacks', array($this, 'set_internal_rest_on'));

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add_filter('rest_request_after_callbacks', array($this, 'set_internal_rest_off'));

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add_action('rest_api_init', array($this, 'rest_api_init'));

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}

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/**

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* Register REST hooks

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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 rest_api_init()

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{

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// Activate or deactivate a specific crawler callback

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register_rest_route('litespeed/v1', '/toggle_crawler_state', array(

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'methods' => 'POST',

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'callback' => array($this, 'toggle_crawler_state'),

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'permission_callback' => function () {

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return current_user_can('manage_network_options') || current_user_can('manage_options');

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},

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));

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register_rest_route('litespeed/v1', '/tool/check_ip', array(

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'methods' => 'GET',

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'callback' => array($this, 'check_ip'),

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'permission_callback' => function () {

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return current_user_can('manage_network_options') || current_user_can('manage_options');

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},

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));

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// IP callback validate

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register_rest_route('litespeed/v1', '/ip_validate', array(

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'methods' => 'POST',

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'callback' => array($this, 'ip_validate'),

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'permission_callback' => array($this, 'is_from_cloud'),

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));

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// Token callback validate

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register_rest_route('litespeed/v1', '/token', array(

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'methods' => 'POST',

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'callback' => array($this, 'token'),

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'permission_callback' => array($this, 'is_from_cloud'),

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));

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register_rest_route('litespeed/v1', '/token', array(

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'methods' => 'GET',

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'callback' => array($this, 'token_get'),

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'permission_callback' => array($this, 'is_from_cloud'),

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));

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register_rest_route('litespeed/v1', '/ping', array(

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'methods' => 'GET',

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'callback' => array($this, 'ping'),

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'permission_callback' => '__return_true',

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));

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// API key callback notification

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register_rest_route('litespeed/v1', '/apikey', array(

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'methods' => 'POST',

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'callback' => array($this, 'apikey'),

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'permission_callback' => array($this, 'is_from_cloud'),

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));

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// CDN setup callback notification

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register_rest_route('litespeed/v1', '/cdn_status', array(

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'methods' => 'POST',

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'callback' => array($this, 'cdn_status'),

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'permission_callback' => array($this, 'is_from_cloud'),

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));

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// Image optm notify_img

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// Need validation

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register_rest_route('litespeed/v1', '/notify_img', array(

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'methods' => 'POST',

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'callback' => array($this, 'notify_img'),

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'permission_callback' => array($this, 'is_from_cloud'),

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));

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register_rest_route('litespeed/v1', '/notify_ucss', array(

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'methods' => 'POST',

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'callback' => array($this, 'notify_ucss'),

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'permission_callback' => array($this, 'is_from_cloud'),

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));

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register_rest_route('litespeed/v1', '/notify_vpi', array(

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'methods' => 'POST',

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'callback' => array($this, 'notify_vpi'),

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'permission_callback' => array($this, 'is_from_cloud'),

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));

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register_rest_route('litespeed/v1', '/err_domains', array(

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'methods' => 'POST',

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'callback' => array($this, 'err_domains'),

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'permission_callback' => array($this, 'is_from_cloud'),

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));

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// Image optm check_img

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// Need validation

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register_rest_route('litespeed/v1', '/check_img', array(

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'methods' => 'POST',

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'callback' => array($this, 'check_img'),

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'permission_callback' => array($this, 'is_from_cloud'),

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));

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}

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/**

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* Call to freeze or melt the crawler clicked

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*

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* @since 4.3

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*/

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public function toggle_crawler_state()

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{

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if (isset($_POST['crawler_id'])) {

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return $this->cls('Crawler')->toggle_activeness($_POST['crawler_id']) ? 1 : 0;

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}

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}

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/**

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* Check if the request is from cloud nodes

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*

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* @since 4.2

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* @since 4.4.7 As there is always token/api key validation, ip validation is redundant

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*/

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public function is_from_cloud()

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{

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// return true;

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return $this->cls('Cloud')->is_from_cloud();

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}

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/**

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* Token get for

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*

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* @since 3.0.4

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*/

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public function token_get()

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{

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return Cloud::ok();

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}

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/**

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* Ping pong

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*

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* @since 3.0.4

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*/

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public function ping()

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{

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return Cloud::ok(array('ver' => Core::VER));

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}

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/**

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* Launch api call

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*

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* @since 3.0

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*/

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public function check_ip()

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{

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return Tool::cls()->check_ip();

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}

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/**

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* Launch api call

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*

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* @since 3.0

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*/

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public function ip_validate()

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{

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return $this->cls('Cloud')->ip_validate();

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}

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/**

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* Launch api call

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*

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* @since 3.0

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*/

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public function token()

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{

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return $this->cls('Cloud')->token_validate();

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}

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/**

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* Launch api call

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*

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* @since 3.0

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*/

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public function apikey()

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{

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return $this->cls('Cloud')->save_apikey();

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}

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/**

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* Endpoint for QC to notify plugin of CDN setup status update.

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*

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* @since 3.0

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*/

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public function cdn_status()

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{

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return $this->cls('Cdn_Setup')->update_cdn_status();

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}

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/**

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* Launch api call

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*

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* @since 3.0

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*/

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public function notify_img()

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{

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return Img_Optm::cls()->notify_img();

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}

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/**

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* @since 5.2

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*/

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public function notify_ucss()

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{

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self::debug('notify_ucss');

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return UCSS::cls()->notify();

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}

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/**

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* @since 4.7

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*/

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public function notify_vpi()

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{

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self::debug('notify_vpi');

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return VPI::cls()->notify();

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}

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/**

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* @since 4.7

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*/

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public function err_domains()

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{

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self::debug('err_domains');

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return $this->cls('Cloud')->rest_err_domains();

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}

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/**

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* Launch api call

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*

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* @since 3.0

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*/

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public function check_img()

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{

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try {

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$this->cls('Cloud')->validate_hash(4);

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} catch (\Exception $e) {

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return self::err($e->getMessage());

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}

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return Img_Optm::cls()->check_img();

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}

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/**

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* Return error

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*

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* @since 5.7.0.1

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*/

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public static function err($code)

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{

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

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}

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/**

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* Set internal REST tag to ON

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*

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* @since 2.9.4

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* @access public

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*/

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public function set_internal_rest_on($not_used = null)

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{

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$this->_internal_rest_status = true;

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Debug2::debug2('[REST] ✅ Internal REST ON [filter] rest_request_before_callbacks');

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return $not_used;

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}

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/**

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* Set internal REST tag to OFF

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*

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* @since 2.9.4

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* @access public

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*/

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public function set_internal_rest_off($not_used = null)

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{

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$this->_internal_rest_status = false;

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Debug2::debug2('[REST] ❎ Internal REST OFF [filter] rest_request_after_callbacks');

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return $not_used;

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}

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/**

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* Get internal REST tag

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*

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* @since 2.9.4

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* @access public

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*/

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public function is_internal_rest()

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{

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return $this->_internal_rest_status;

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}

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/**

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* Check if an URL or current page is REST req or not

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*

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* @since 2.9.3

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* @since 2.9.4 Moved here from Utility, dropped static

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* @access public

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*/

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public function is_rest($url = false)

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{

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// For WP 4.4.0- compatibility

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if (!function_exists('rest_get_url_prefix')) {

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return defined('REST_REQUEST') && REST_REQUEST;

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}

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$prefix = rest_get_url_prefix();

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// Case #1: After WP_REST_Request initialisation

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if (defined('REST_REQUEST') && REST_REQUEST) {

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return true;

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}

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// Case #2: Support "plain" permalink settings

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if (isset($_GET['rest_route']) && strpos(trim($_GET['rest_route'], '\\/'), $prefix, 0) === 0) {

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return true;

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}

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if (!$url) {

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return false;

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}

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// Case #3: URL Path begins with wp-json/ (REST prefix) Safe for subfolder installation

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$rest_url = wp_parse_url(site_url($prefix));

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$current_url = wp_parse_url($url);

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// Debug2::debug( '[Util] is_rest check [base] ', $rest_url );

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// Debug2::debug( '[Util] is_rest check [curr] ', $current_url );

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// Debug2::debug( '[Util] is_rest check [curr2] ', wp_parse_url( add_query_arg( array( ) ) ) );

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if ($current_url !== false && !empty($current_url['path']) && $rest_url !== false && !empty($rest_url['path'])) {

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return strpos($current_url['path'], $rest_url['path']) === 0;

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}

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return false;

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}

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}

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