golden hour

/home/godaofbq/cellsonic-usa.com/wp-content/plugins/litespeed-cache/src

File/Folder	Size	Actions
activation.cls.php	17.62 KB
admin-display.cls.php	48.76 KB
admin-settings.cls.php	12.77 KB
admin.cls.php	6.13 KB
api.cls.php	10.44 KB
avatar.cls.php	9.25 KB
base.cls.php	37.66 KB
cdn	-
cdn.cls.php	17.76 KB
cloud-auth-callback.trait.php	10.43 KB
cloud-auth-ip.trait.php	4.33 KB
cloud-auth.trait.php	9.38 KB
cloud-misc.trait.php	10.32 KB
cloud-node.trait.php	5.95 KB
cloud-queue-svc.cls.php	9.33 KB
cloud-request.trait.php	19.68 KB
cloud.cls.php	7.32 KB
conf.cls.php	19.53 KB
control.cls.php	24.35 KB
core.cls.php	21.53 KB
crawler-map.cls.php	22.3 KB
crawler.cls.php	44 KB
css.cls.php	7.26 KB
data.cls.php	22.2 KB
data.upgrade.func.php	6.41 KB
data_structure	-
db-optm.cls.php	15.35 KB
debug2.cls.php	18.4 KB
doc.cls.php	5.45 KB
error.cls.php	7.35 KB
esi.cls.php	31.37 KB
file.cls.php	13.75 KB
guest.cls.php	2.75 KB
gui.cls.php	35.09 KB
health.cls.php	4.66 KB
htaccess.cls.php	29.81 KB
img-optm-manage.trait.php	31.25 KB
img-optm-pull.trait.php	22.1 KB
img-optm-send.trait.php	20.77 KB
img-optm.cls.php	5.25 KB
import.cls.php	4.29 KB
import.preset.cls.php	5.5 KB
lang.cls.php	17.02 KB
localization.cls.php	4.03 KB
media.cls.php	44.06 KB
metabox.cls.php	5.29 KB
object-cache-wp.cls.php	18.82 KB
object-cache.cls.php	21.82 KB
object.lib.php	13.85 KB
optimax.cls.php	8.94 KB
optimize.cls.php	38.74 KB
optimizer.cls.php	12.71 KB
placeholder.cls.php	17.64 KB
purge.cls.php	35.48 KB
report.cls.php	7.53 KB
rest.cls.php	7.95 KB
root.cls.php	14.29 KB
router.cls.php	20.86 KB
str.cls.php	3.08 KB
tag.cls.php	9.26 KB
task.cls.php	8.98 KB
tool.cls.php	4.58 KB
ucss.cls.php	7.34 KB
utility.cls.php	27.11 KB
vary.cls.php	21.33 KB
vpi.cls.php	4.25 KB

Edit: vpi.cls.php

<?php
/**
 * The viewport image (VPI) class.
 *
 * Handles discovering above-the-fold images for posts/pages and stores the
 * viewport image list per post (desktop & mobile). Coordinates with the
 * remote svc via queue + cron.
 *
 * @since   4.7
 * @package LiteSpeed
 */

namespace LiteSpeed;

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

/**
 * Generate and manage ViewPort Images (VPI) for pages.
 */
class VPI extends Cloud_Queue_Svc {

/**
	 * Log tag for debug output.
	 *
	 * @var string
	 */
	const LOG_TAG = '[VPI]';

/**
	 * VPI Desktop Meta name.
	 *
	 * @since  7.6
	 * @var string
	 */
	const POST_META = 'litespeed_vpi_list';

/**
	 * VPI Mobile Meta name.
	 *
	 * @since  7.6
	 * @var string
	 */
	const POST_META_MOBILE = 'litespeed_vpi_list_mobile';

/**
	 * Summary values persisted between requests (timings, last runs, etc).
	 *
	 * @var array
	 */
	protected $_summary;

/**
	 * Init.
	 *
	 * @since 4.7
	 */
	public function __construct() {
		$this->_summary = self::get_summary();
	}

/**
	 * Svc id slug — drives queue type, Cloud::SVC_VPI, and summary key prefix.
	 *
	 * @return string
	 */
	protected function _svc_id() {
		return 'vpi';
	}

/**
	 * Response field carrying the viewport image data.
	 *
	 * @return string
	 */
	protected function _data_key() {
		return 'data_vpi';
	}

/**
	 * UI templates read `last_request` directly (settings_vpi.tpl.php,
	 * dashboard.tpl.php). Keep the legacy unsuffixed key.
	 *
	 * @return string
	 */
	protected function _last_request_key() {
		return 'last_request';
	}

/**
	 * Build the request body for Cloud::post.
	 *
	 * @param string $queue_k Queue key.
	 * @param array  $v       Queue item.
	 * @return array
	 */
	protected function _build_payload( $queue_k, $v ) {
		return [
			'url'        => $v['url'],
			'queue_k'    => $queue_k,
			'user_agent' => $v['user_agent'],
			'is_mobile'  => ! empty( $v['is_mobile'] ) ? 1 : 0,
		];
	}

/**
	 * Persist the viewport image list to post meta. Empty/null payload is
	 * persisted as an empty list (matches pre-refactor VPI behavior) so the
	 * post is marked processed and not re-queued.
	 *
	 * @param mixed  $data    VPI data (array, string, or null).
	 * @param string $queue_k Queue key.
	 * @param array  $v       Queue item.
	 * @return bool
	 */
	protected function _save_result( $data, $queue_k, $v ) {
		$name = ! empty( $v['is_mobile'] ) ? self::POST_META_MOBILE : self::POST_META;
		if ( is_array( $data ) ) {
			$urldecode = array_map( 'urldecode', $data );
		} elseif ( null === $data || '' === $data ) {
			$urldecode = '';
		} else {
			$urldecode = urldecode( (string) $data );
		}
		self::debug( 'save data_vpi', $urldecode );
		$this->cls( 'Metabox' )->save( (int) $v['post_id'], $name, $urldecode );
		return true;
	}

/**
	 * Queue the current page for VPI generation.
	 *
	 * @since 4.7
	 * @return void
	 */
	public function add_to_queue() {
		$is_mobile = $this->_separate_mobile();

global $wp;
		$request_url = home_url( $wp->request );

if ( ! apply_filters( 'litespeed_vpi_should_queue', true, $request_url ) ) {
			return;
		}

// Sanitize user agent coming from the server superglobal.
		$ua = ! empty( $_SERVER['HTTP_USER_AGENT'] )
			? sanitize_text_field( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) )
			: '';

// Store it to prepare for cron.
		$this->_queue = $this->load_queue( 'vpi' );

if ( count( $this->_queue ) > $this->_max_queue_size() ) {
			self::debug( 'Queue is full - ' . $this->_max_queue_size() );
			return;
		}

$home_id = (int) get_option( 'page_for_posts' );

if ( ! is_singular() && ! ( $home_id > 0 && is_home() ) ) {
			self::debug( 'not single post ID' );
			return;
		}

$post_id = is_home() ? $home_id : get_the_ID();

$queue_k = ( $is_mobile ? 'mobile' : '' ) . ' ' . $request_url;
		if ( ! empty( $this->_queue[ $queue_k ] ) ) {
			self::debug( 'queue k existed ' . $queue_k );
			return;
		}

$this->_queue[ $queue_k ] = [
			'url'        => apply_filters( 'litespeed_vpi_url', $request_url ),
			'post_id'    => $post_id,
			'user_agent' => substr( $ua, 0, 200 ),
			'is_mobile'  => $is_mobile,
		]; // Current UA will be used to request.
		$this->save_queue( 'vpi', $this->_queue );
		self::debug( 'Added queue_vpi [url] ' . $queue_k . ' [UA] ' . $ua );

// Prepare cache tag for later purge.
		Tag::add( 'VPI.' . md5( $queue_k ) );
	}
}