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<?php
/**
* The admin-panel specific functionality of the plugin.
*
* @since 1.0.0
* @package LiteSpeed_Cache
*/
namespace LiteSpeed;
defined( 'WPINC' ) || exit();
/**
* Class Admin
*
* Wires admin-side hooks, actions, and safe redirects.
*/
class Admin extends Root {
const LOG_TAG = '👮';
const PAGE_EDIT_HTACCESS = 'litespeed-edit-htaccess';
/**
* Initialize the class and set its properties.
* Runs in hook `after_setup_theme` when is_admin().
*
* @since 1.0.0
*/
public function __construct() {
// Define LSCWP_MU_PLUGIN if in mu-plugins.
if ( defined( 'WPMU_PLUGIN_DIR' ) && dirname( LSCWP_DIR ) === WPMU_PLUGIN_DIR && ! defined( 'LSCWP_MU_PLUGIN' ) ) {
define( 'LSCWP_MU_PLUGIN', true );
}
self::debug( 'No cache due to Admin page' );
if ( ! defined( 'DONOTCACHEPAGE' ) ) {
define( 'DONOTCACHEPAGE', true );
}
// Additional LiteSpeed assets on admin display (also registers menus).
$this->cls( 'Admin_Display' );
// Initialize admin actions.
add_action( 'admin_init', array( $this, 'admin_init' ) );
// Add link to plugin list page.
add_filter(
'plugin_action_links_' . LSCWP_BASENAME,
array( $this->cls( 'Admin_Display' ), 'add_plugin_links' )
);
}
/**
* Callback that initializes the admin options for LiteSpeed Cache.
*
* @since 1.0.0
* @return void
*/
public function admin_init() {
// Hook attachment upload auto optimization.
if ( $this->conf( Base::O_IMG_OPTM_AUTO ) ) {
add_filter( 'wp_update_attachment_metadata', array( $this, 'wp_update_attachment_metadata' ), 9999, 2 );
}
$this->_proceed_admin_action();
// Terminate if user doesn't have access to settings.
$capability = is_network_admin() ? 'manage_network_options' : 'manage_options';
if ( ! current_user_can( $capability ) ) {
return;
}
// Add privacy policy (since 2.2.6).
if ( function_exists( 'wp_add_privacy_policy_content' ) ) {
wp_add_privacy_policy_content( Core::NAME, Doc::privacy_policy() );
}
$this->cls( 'Media' )->after_admin_init();
do_action( 'litespeed_after_admin_init' );
if ( $this->cls( 'Router' )->esi_enabled() ) {
add_action( 'in_widget_form', array( $this->cls( 'Admin_Display' ), 'show_widget_edit' ), 100, 3 );
add_filter( 'widget_update_callback', __NAMESPACE__ . '\Admin_Settings::validate_widget_save', 10, 4 );
}
}
/**
* Handle attachment metadata update.
*
* @since 4.0
*
* @param array $data Attachment meta.
* @param int $post_id Attachment ID.
* @return array Filtered meta.
*/
public function wp_update_attachment_metadata( $data, $post_id ) {
$this->cls( 'Img_Optm' )->wp_update_attachment_metadata( $data, $post_id );
return $data;
}
/**
* Run LiteSpeed admin actions routed via Router.
*
* @since 1.1.0
* @return void
*/
private function _proceed_admin_action() {
$action = Router::get_action();
switch ( $action ) {
case Router::ACTION_SAVE_SETTINGS:
$this->cls( 'Admin_Settings' )->save( wp_unslash( $_POST ) ); // phpcs:ignore WordPress.Security.NonceVerification.Missing
break;
case Router::ACTION_SAVE_SETTINGS_NETWORK:
$this->cls( 'Admin_Settings' )->network_save( wp_unslash( $_POST ) ); // phpcs:ignore WordPress.Security.NonceVerification.Missing
break;
default:
break;
}
}
/**
* Clean up the input (array or scalar) of any extra slashes/spaces.
*
* @since 1.0.4
*
* @param mixed $input The input value to clean.
* @return mixed Cleaned value.
*/
public static function cleanup_text( $input ) {
if ( is_array( $input ) ) {
return array_map( __CLASS__ . '::cleanup_text', $input );
}
return stripslashes(trim($input));
}
/**
* After a LSCWP_CTRL action, redirect back to same page
* without nonce and action in the query string.
*
* If the redirect URL cannot be determined, redirects to the homepage.
*
* @since 1.0.12
*
* @param string|false $url Optional destination URL.
* @return void
*/
public static function redirect( $url = false ) {
global $pagenow;
// If originated, go back to referrer or home.
if ( ! empty( $_GET['_litespeed_ori'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
$ref = wp_get_referer();
wp_safe_redirect( $ref ? $ref : get_home_url() );
exit;
}
if ( ! $url ) {
$clean = [];
// Sanitize current query args while removing our internals.
if ( ! empty( $_GET ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
foreach ( $_GET as $k => $v ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
if ( in_array( $k, array( Router::ACTION, Router::NONCE, Router::TYPE, 'litespeed_i' ), true ) ) {
continue;
}
// Normalize to string for URL building.
$clean[ $k ] = is_array( $v ) ? array_map( 'sanitize_text_field', wp_unslash( $v ) ) : sanitize_text_field( wp_unslash( $v ) );
}
}
$qs = '';
if ( ! empty( $clean ) ) {
$qs = '?' . http_build_query( $clean );
}
$url = is_network_admin() ? network_admin_url( $pagenow . $qs ) : admin_url( $pagenow . $qs );
}
wp_safe_redirect( $url );
exit;
}
}