<?php

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/**

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* The quic.cloud class.

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*

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* @since 2.4.1

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* @package LiteSpeed

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* @subpackage LiteSpeed/src/cdn

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*/

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namespace LiteSpeed\CDN;

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use LiteSpeed\Cloud;

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use LiteSpeed\Base;

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

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/**

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* Class Quic

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*

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* Handles Quic.cloud CDN integration.

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*

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* @since 2.4.1

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*/

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class Quic extends Base {

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const LOG_TAG = '☁️';

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const TYPE_REG = 'reg';

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/**

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* Force sync flag.

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*

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* @var bool

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*/

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private $force = false;

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/**

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* Notify CDN new config updated

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*

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* Syncs configuration with Quic.cloud CDN.

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*

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* @since 2.4.1

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* @access public

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* @param bool $force Whether to force sync.

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* @return bool|void

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*/

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public function try_sync_conf( $force = false ) {

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$cloud_summary = Cloud::get_summary();

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if ($force) {

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$this->force = $force;

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}

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if (!$this->conf(self::O_CDN_QUIC)) {

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if (!empty($cloud_summary['conf_md5'])) {

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self::debug('❌ No QC CDN, clear conf md5!');

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Cloud::save_summary(array( 'conf_md5' => '' ));

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}

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return false;

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}

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// Notice: Sync conf must be after `wp_loaded` hook, to get 3rd party vary injected (e.g. `woocommerce_cart_hash`).

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if (!did_action('wp_loaded')) {

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add_action('wp_loaded', array( $this, 'try_sync_conf' ), 999);

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self::debug('WP not loaded yet, delay sync to wp_loaded:999');

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return;

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}

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$options = $this->get_options();

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$options['_tp_cookies'] = apply_filters('litespeed_vary_cookies', array());

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// Build necessary options only

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$options_needed = array(

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self::O_CACHE_DROP_QS,

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self::O_CACHE_EXC_COOKIES,

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self::O_CACHE_EXC_USERAGENTS,

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self::O_CACHE_LOGIN_COOKIE,

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self::O_CACHE_VARY_COOKIES,

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self::O_CACHE_MOBILE_RULES,

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self::O_CACHE_MOBILE,

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self::O_CACHE_BROWSER,

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self::O_CACHE_TTL_BROWSER,

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self::O_IMG_OPTM_WEBP,

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self::O_GUEST,

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'_tp_cookies',

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);

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$consts_needed = array( 'LSWCP_TAG_PREFIX' );

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$options_for_md5 = array();

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foreach ($options_needed as $v) {

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if (isset($options[$v])) {

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$options_for_md5[$v] = $options[$v];

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// Remove overflow multi lines fields

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if (is_array($options_for_md5[$v]) && count($options_for_md5[$v]) > 30) {

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$options_for_md5[$v] = array_slice($options_for_md5[$v], 0, 30);

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}

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}

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}

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$server_vars = $this->server_vars();

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foreach ($consts_needed as $v) {

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if (isset($server_vars[$v])) {

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if (empty($options_for_md5['_server'])) {

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$options_for_md5['_server'] = array();

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}

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$options_for_md5['_server'][$v] = $server_vars[$v];

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}

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}

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$conf_md5 = md5(wp_json_encode($options_for_md5));

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if (!empty($cloud_summary['conf_md5'])) {

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if ($conf_md5 === $cloud_summary['conf_md5']) {

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if (!$this->force) {

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self::debug('Bypass sync conf to QC due to same md5', $conf_md5);

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return;

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}

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self::debug('!!!Force sync conf even same md5');

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} else {

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self::debug('[conf_md5] ' . $conf_md5 . ' [existing_conf_md5] ' . $cloud_summary['conf_md5']);

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}

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}

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Cloud::save_summary(array( 'conf_md5' => $conf_md5 ));

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self::debug('sync conf to QC');

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Cloud::post(Cloud::SVC_D_SYNC_CONF, $options_for_md5);

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}

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}

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