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Editing: admin-settings.cls.php
<?php /** * The admin settings handler of the plugin. * * Handles saving and validating settings from the admin UI and network admin. * * @since 1.1.0 * @package LiteSpeed */ namespace LiteSpeed; defined( 'WPINC' ) || exit(); /** * Class Admin_Settings * * Saves, sanitizes, and validates LiteSpeed Cache settings. */ class Admin_Settings extends Base { const LOG_TAG = '[Settings]'; const ENROLL = '_settings-enroll'; /** * Save settings (single site). * * Accepts data from $_POST or WP-CLI. * Importers may call the Conf class directly. * * @since 3.0 * * @param array<string,mixed> $raw_data Raw data from request/CLI. * @return void */ public function save( $raw_data ) { self::debug( 'saving' ); if ( empty( $raw_data[ self::ENROLL ] ) ) { wp_die( esc_html__( 'No fields', 'litespeed-cache' ) ); } $raw_data = Admin::cleanup_text( $raw_data ); // Convert data to config format. $the_matrix = []; foreach ( array_unique( $raw_data[ self::ENROLL ] ) as $id ) { $child = false; // Drop array format. if ( false !== strpos( $id, '[' ) ) { if ( 0 === strpos( $id, self::O_CDN_MAPPING ) || 0 === strpos( $id, self::O_CRAWLER_COOKIES ) ) { // CDN child | Cookie Crawler settings. $child = substr( $id, strpos( $id, '[' ) + 1, strpos( $id, ']' ) - strpos( $id, '[' ) - 1 ); // Drop ending []; Compatible with xx[0] way from CLI. $id = substr( $id, 0, strpos( $id, '[' ) ); } else { // Drop ending []. $id = substr( $id, 0, strpos( $id, '[' ) ); } } if ( ! array_key_exists( $id, self::$_default_options ) ) { continue; } // Validate $child. if ( self::O_CDN_MAPPING === $id ) { if ( ! in_array( $child, [ self::CDN_MAPPING_URL, self::CDN_MAPPING_INC_IMG, self::CDN_MAPPING_INC_CSS, self::CDN_MAPPING_INC_JS, self::CDN_MAPPING_FILETYPE ], true ) ) { continue; } } if ( self::O_CRAWLER_COOKIES === $id ) { if ( ! in_array( $child, [ self::CRWL_COOKIE_NAME, self::CRWL_COOKIE_VALS ], true ) ) { continue; } } // Pull value from request. if ( $child ) { // []=xxx or [0]=xxx $data = ! empty( $raw_data[ $id ][ $child ] ) ? $raw_data[ $id ][ $child ] : $this->type_casting(false, $id); } else { $data = ! empty( $raw_data[ $id ] ) ? $raw_data[ $id ] : $this->type_casting(false, $id); } // Sanitize/normalize complex fields. if ( self::O_CDN_MAPPING === $id || self::O_CRAWLER_COOKIES === $id ) { // Use existing queued data if available (only when $child != false). $data2 = array_key_exists( $id, $the_matrix ) ? $the_matrix[ $id ] : ( defined( 'WP_CLI' ) && WP_CLI ? $this->conf( $id ) : [] ); } switch ( $id ) { // Don't allow Editor/admin to be used in crawler role simulator. case self::O_CRAWLER_ROLES: $data = Utility::sanitize_lines( $data ); if ( $data ) { foreach ( $data as $k => $v ) { if ( user_can( $v, 'edit_posts' ) ) { /* translators: %s: user id in <code> tags */ $msg = sprintf( esc_html__( 'The user with id %s has editor access, which is not allowed for the role simulator.', 'litespeed-cache' ), '<code>' . esc_html( $v ) . '</code>' ); Admin_Display::error( $msg ); unset( $data[ $k ] ); } } } break; case self::O_CDN_MAPPING: /** * CDN setting * * Raw data format: * cdn-mapping[url][] = 'xxx' * cdn-mapping[url][2] = 'xxx2' * cdn-mapping[inc_js][] = 1 * * Final format: * cdn-mapping[0][url] = 'xxx' * cdn-mapping[2][url] = 'xxx2' */ if ( $data ) { foreach ( $data as $k => $v ) { if ( self::CDN_MAPPING_FILETYPE === $child ) { $v = Utility::sanitize_lines( $v ); } if ( self::CDN_MAPPING_URL === $child ) { // If not a valid URL, turn off CDN. if ( 0 !== strpos( $v, 'https://' ) ) { self::debug( '❌ CDN mapping set to OFF due to invalid URL' ); $the_matrix[ self::O_CDN ] = false; } $v = trailingslashit( $v ); } if ( in_array( $child, [ self::CDN_MAPPING_INC_IMG, self::CDN_MAPPING_INC_CSS, self::CDN_MAPPING_INC_JS ], true ) ) { // Because these can't be auto detected in `config->update()`, need to format here. $v = 'false' === $v ? 0 : (bool) $v; } if ( empty( $data2[ $k ] ) ) { $data2[ $k ] = []; } $data2[ $k ][ $child ] = $v; } } $data = $data2; break; case self::O_CRAWLER_COOKIES: /** * Cookie Crawler setting * Raw Format: * crawler-cookies[name][] = xxx * crawler-cookies[name][2] = xxx2 * crawler-cookies[vals][] = xxx * * Final format: * crawler-cookie[0][name] = 'xxx' * crawler-cookie[0][vals] = 'xxx' * crawler-cookie[2][name] = 'xxx2' * * Empty line for `vals` uses literal `_null`. */ if ( $data ) { foreach ( $data as $k => $v ) { if ( self::CRWL_COOKIE_VALS === $child ) { $v = Utility::sanitize_lines( $v ); } if ( empty( $data2[ $k ] ) ) { $data2[ $k ] = []; } $data2[ $k ][ $child ] = $v; } } $data = $data2; break; // Cache exclude category. case self::O_CACHE_EXC_CAT: $data2 = []; $data = Utility::sanitize_lines( $data ); foreach ( $data as $v ) { $cat_id = get_cat_ID( $v ); if ( ! $cat_id ) { continue; } $data2[] = $cat_id; } $data = $data2; break; // Cache exclude tag. case self::O_CACHE_EXC_TAG: $data2 = []; $data = Utility::sanitize_lines( $data ); foreach ( $data as $v ) { $term = get_term_by( 'name', $v, 'post_tag' ); if ( ! $term ) { // Could surface an admin error here if desired. continue; } $data2[] = $term->term_id; } $data = $data2; break; case self::O_IMG_OPTM_SIZES_SKIPPED: // Skip image sizes $image_sizes = Utility::prepare_image_sizes_array(); $saved_sizes = isset( $raw_data[$id] ) ? $raw_data[$id] : []; $data = array_diff( $image_sizes, $saved_sizes ); break; default: break; } $the_matrix[ $id ] = $data; } // Special handler for CDN/Crawler 2d list to drop empty rows. foreach ( $the_matrix as $id => $data ) { /** * Format: * cdn-mapping[0][url] = 'xxx' * cdn-mapping[2][url] = 'xxx2' * crawler-cookie[0][name] = 'xxx' * crawler-cookie[0][vals] = 'xxx' * crawler-cookie[2][name] = 'xxx2' */ if ( self::O_CDN_MAPPING === $id || self::O_CRAWLER_COOKIES === $id ) { // Drop row if all children are empty. foreach ( $data as $k => $v ) { foreach ( $v as $v2 ) { if ( $v2 ) { continue 2; } } // All empty. unset( $the_matrix[ $id ][ $k ] ); } } // Don't allow repeated cookie names. if ( self::O_CRAWLER_COOKIES === $id ) { $existed = []; foreach ( $the_matrix[ $id ] as $k => $v ) { if ( empty( $v[ self::CRWL_COOKIE_NAME ] ) || in_array( $v[ self::CRWL_COOKIE_NAME ], $existed, true ) ) { // Filter repeated or empty name. unset( $the_matrix[ $id ][ $k ] ); continue; } $existed[] = $v[ self::CRWL_COOKIE_NAME ]; } } // tmp fix the 3rd part woo update hook issue when enabling vary cookie. if ( 'wc_cart_vary' === $id ) { if ( $data ) { add_filter( 'litespeed_vary_cookies', function ( $arr ) { $arr[] = 'woocommerce_cart_hash'; return array_unique( $arr ); } ); } else { add_filter( 'litespeed_vary_cookies', function ( $arr ) { $key = array_search( 'woocommerce_cart_hash', $arr, true ); if ( false !== $key ) { unset( $arr[ $key ] ); } return array_unique( $arr ); } ); } } } // id validation will be inside. $this->cls( 'Conf' )->update_confs( $the_matrix ); $msg = __( 'Options saved.', 'litespeed-cache' ); Admin_Display::success( $msg ); } /** * Parses any changes made by the network admin on the network settings. * * @since 3.0 * * @param array<string,mixed> $raw_data Raw data from request/CLI. * @return void */ public function network_save( $raw_data ) { self::debug( 'network saving' ); if ( empty( $raw_data[ self::ENROLL ] ) ) { wp_die( esc_html__( 'No fields', 'litespeed-cache' ) ); } $raw_data = Admin::cleanup_text( $raw_data ); foreach ( array_unique( $raw_data[ self::ENROLL ] ) as $id ) { // Append current field to setting save. if ( ! array_key_exists( $id, self::$_default_site_options ) ) { continue; } $data = ! empty( $raw_data[ $id ] ) ? $raw_data[ $id ] : false; // id validation will be inside. $this->cls( 'Conf' )->network_update( $id, $data ); } // Update related files. Activation::cls()->update_files(); $msg = __( 'Options saved.', 'litespeed-cache' ); Admin_Display::success( $msg ); } /** * Hooked to the wp_redirect filter when saving widgets fails validation. * * @since 1.1.3 * * @param string $location The redirect location. * @return string Updated location string. */ public static function widget_save_err( $location ) { return str_replace( '?message=0', '?error=0', $location ); } /** * Validate the LiteSpeed Cache settings on widget save. * * @since 1.1.3 * * @param array $instance The new settings. * @param array $new_instance The raw submitted settings. * @param array $old_instance The original settings. * @param \WP_Widget $widget The widget instance. * @return array|false Updated settings on success, false on error. */ public static function validate_widget_save( $instance, $new_instance, $old_instance, $widget ) { if ( empty( $new_instance ) ) { return $instance; } if ( ! isset( $new_instance[ ESI::WIDGET_O_ESIENABLE ], $new_instance[ ESI::WIDGET_O_TTL ] ) ) { return $instance; } $esi = (int) $new_instance[ ESI::WIDGET_O_ESIENABLE ] % 3; $ttl = (int) $new_instance[ ESI::WIDGET_O_TTL ]; if ( 0 !== $ttl && $ttl < 30 ) { add_filter( 'wp_redirect', __CLASS__ . '::widget_save_err' ); return false; // Invalid ttl. } if ( empty( $instance[ Conf::OPTION_NAME ] ) ) { // @todo to be removed. $instance[ Conf::OPTION_NAME ] = []; } $instance[ Conf::OPTION_NAME ][ ESI::WIDGET_O_ESIENABLE ] = $esi; $instance[ Conf::OPTION_NAME ][ ESI::WIDGET_O_TTL ] = $ttl; $current = ! empty( $old_instance[ Conf::OPTION_NAME ] ) ? $old_instance[ Conf::OPTION_NAME ] : false; // Avoid unsanitized superglobal usage. $referrer = isset( $_SERVER['HTTP_REFERER'] ) ? esc_url_raw( wp_unslash( $_SERVER['HTTP_REFERER'] ) ) : ''; // Only purge when not in the Customizer. if ( false === strpos( $referrer, '/wp-admin/customize.php' ) ) { if ( ! $current || $esi !== (int) $current[ ESI::WIDGET_O_ESIENABLE ] ) { Purge::purge_all( 'Widget ESI_enable changed' ); } elseif ( 0 !== $ttl && $ttl !== (int) $current[ ESI::WIDGET_O_TTL ] ) { Purge::add( Tag::TYPE_WIDGET . $widget->id ); } Purge::purge_all( 'Widget saved' ); } return $instance; } }
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