new Core() ] ); } /** * Print settings section blurb. * * @return void */ public function print_core_rollback() { global $wp_version; echo '
'; echo '

' . wp_kses_post( __( 'WARNING: Downgrading WordPress Core may leave your site in an unusable state.', 'core-rollback' ) ) . '

'; echo '
'; echo '
'; echo '

' . wp_kses_post( __( 'INFO: Depending upon your current PHP version, some versions of WordPress core will not be available for rollback.', 'core-rollback' ) ) . '

'; echo '
'; esc_html_e( 'Rollback to latest release or any outdated, secure release version of WordPress Core.', 'core-rollback' ); if ( function_exists( 'wp_is_block_theme' ) && wp_is_block_theme() ) { echo '
'; echo '

' . wp_kses_post( __( 'INFO: Your site is currently using a block theme. Block themes require at least WordPress 5.9.', 'core-rollback' ) ) . '

'; echo '
'; } echo '
    '; echo( '
  1. ' . esc_html__( 'Select the rollback version from the dropdown menu.', 'core-rollback' ) . '
    2. ' ); echo( '
  2. ' . esc_html__( 'Click the `Rollback` button. You will be automatically re-directed to the `update-core.php` page.', 'core-rollback' ) . '
    3. ' ); echo( '
  3. ' . esc_html__( 'Use the `Re-install` button to rollback to the selected version.', 'core-rollback' ) . '
    4. ' ); echo '
'; } /** * Add options page. */ public function add_plugin_menu() { $parent = is_multisite() ? 'settings.php' : 'tools.php'; $capability = is_multisite() ? 'manage_network_options' : 'manage_options'; add_submenu_page( $parent, esc_html__( 'Rollback Core', 'core-rollback' ), esc_html_x( 'Rollback Core', 'Menu item', 'core-rollback' ), $capability, 'rollback', [ $this, 'create_admin_page' ] ); } /** * Options page callback. */ public function create_admin_page() { $action = is_multisite() ? 'edit.php?action=rollback' : 'options.php'; $form_action = 'update-core.php?action=do-core-reinstall'; $submit = __( 'Rollback', 'core-rollback' ); $disabled = ! empty( $this->filter_if_block_themes() ) ? '' : 'disabled'; echo '
'; echo '

' . esc_html__( 'Rollback Core', 'core-rollback' ) . '

'; echo '
'; settings_fields( 'rollback_settings' ); do_settings_sections( 'rollback' ); submit_button( $submit, $disabled ); echo '
'; echo '
'; } /** * Make version dropdown. * * @param array $args Array of args, [ 'core' => new Core() ]. * * @return void */ public function version_dropdown( $args ) { $items = array_keys( $args['core']::$core_versions ); // Filter out WP versions with deprecations and current PHP version. $items = array_filter( $items, function( $item ) { if ( function_exists( 'wp_is_block_theme' ) && wp_is_block_theme() ) { return version_compare( $item, '5.9', '>=' ); } if ( version_compare( phpversion(), '8.0', '<' ) ) { return version_compare( $item, '4.0', '>=' ); } else { return version_compare( $item, '5.3', '>=' ); } } ); if ( ! empty( $this->filter_if_block_themes() ) ) { echo "'; } } /** * Return array of core versions compatible with block themes. * * @return array */ private function filter_if_block_themes() { $core = new Core(); $items = array_keys( $core::$core_versions ); if ( function_exists( 'wp_is_block_theme' ) && wp_is_block_theme() ) { $items = array_filter( $items, function( $item ) { return version_compare( $item, '5.9', '>=' ); } ); } return $items; } /** * Update single site and network settings. * Used when plugin is network activated to save settings. * * @link http://wordpress.stackexchange.com/questions/64968/settings-api-in-multisite-missing-update-message * @link http://benohead.com/wordpress-network-wide-plugin-settings/ */ public function update_settings() { // Exit if improper privileges. if ( ! isset( $_POST['_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( wp_unslash( $_POST['_wpnonce'] ) ), 'rollback_settings-options' ) ) { return; } if ( ! isset( $_POST['_wp_http_referer'] ) ) { return false; } if ( isset( $_POST['option_page'] ) && 'rollback_settings' === sanitize_title_with_dashes( wp_unslash( $_POST['option_page'] ) ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized $options = isset( $_POST['versions'] ) ? wp_unslash( $_POST['versions'] ) : []; // phpcs:enable set_site_transient( '_core_rollback', $options, 15 ); wp_safe_redirect( \network_admin_url( 'update-core.php?force-check=1' ) ); exit; } } }