" . esc_html( $template ) . ''; } } /** * Prints out option HTML elements for the page parents drop-down. * * @since 1.5.0 * @since 4.4.0 `$post` argument was added. * * @global wpdb $wpdb WordPress database abstraction object. * * @param int $default_page Optional. The default page ID to be pre-selected. Default 0. * @param int $parent_page Optional. The parent page ID. Default 0. * @param int $level Optional. Page depth level. Default 0. * @param int|WP_Post $post Post ID or WP_Post object. * @return void|false Void on success, false if the page has no children. */ function parent_dropdown( $default_page = 0, $parent_page = 0, $level = 0, $post = null ) { global $wpdb; $post = get_post( $post ); $items = $wpdb->get_results( $wpdb->prepare( "SELECT ID, post_parent, post_title FROM $wpdb->posts WHERE post_parent = %d AND post_type = 'page' ORDER BY menu_order", $parent_page ) ); if ( $items ) { foreach ( $items as $item ) { // A page cannot be its own parent. if ( $post && $post->ID && (int) $item->ID === $post->ID ) { continue; } $pad = str_repeat( ' ', $level * 3 ); $selected = selected( $default_page, $item->ID, false ); echo "\n\t'; parent_dropdown( $default_page, $item->ID, $level + 1 ); } } else { return false; } } /** * Prints out option HTML elements for role selectors. * * @since 2.1.0 * * @param string $selected Slug for the role that should be already selected. */ function wp_dropdown_roles( $selected = '' ) { $r = ''; $editable_roles = array_reverse( get_editable_roles() ); foreach ( $editable_roles as $role => $details ) { $name = translate_user_role( $details['name'] ); // Preselect specified role. if ( $selected === $role ) { $r .= "\n\t"; } else { $r .= "\n\t"; } } echo $r; } /** * Outputs the form used by the importers to accept the data to be imported. * * @since 2.0.0 * * @param string $action The action attribute for the form. */ function wp_import_upload_form( $action ) { /** * Filters the maximum allowed upload size for import files. * * @since 2.3.0 * * @see wp_max_upload_size() * * @param int $max_upload_size Allowed upload size. Default 1 MB. */ $bytes = apply_filters( 'import_upload_size_limit', wp_max_upload_size() ); $size = size_format( $bytes ); $upload_dir = wp_upload_dir(); if ( ! empty( $upload_dir['error'] ) ) : $upload_directory_error = '
' . __( 'Before you can upload your import file, you will need to fix the following error:' ) . '
'; $upload_directory_error .= '' . $upload_dir['error'] . '
'; wp_admin_notice( $upload_directory_error, array( 'additional_classes' => array( 'error' ), 'paragraph_wrap' => false, ) ); else : ?>%s (%s)', __( 'Choose a file from your computer:' ), /* translators: %s: Maximum allowed file size. */ sprintf( __( 'Maximum size: %s' ), $size ) ); ?>
'; if ( $plugin ) { /* translators: %s: The name of the plugin that generated this meta box. */ printf( __( 'This meta box, from the %s plugin, is not compatible with the block editor.' ), "{$plugin['Name']}" ); } else { _e( 'This meta box is not compatible with the block editor.' ); } echo '
'; if ( empty( $plugins['classic-editor/classic-editor.php'] ) ) { if ( current_user_can( 'install_plugins' ) ) { $install_url = wp_nonce_url( self_admin_url( 'plugin-install.php?tab=favorites&user=wordpressdotorg&save=0' ), 'save_wporg_username_' . get_current_user_id() ); echo ''; /* translators: %s: A link to install the Classic Editor plugin. */ printf( __( 'Please install the Classic Editor plugin to use this meta box.' ), esc_url( $install_url ) ); echo '
'; } } elseif ( is_plugin_inactive( 'classic-editor/classic-editor.php' ) ) { if ( current_user_can( 'activate_plugins' ) ) { $activate_url = wp_nonce_url( self_admin_url( 'plugins.php?action=activate&plugin=classic-editor/classic-editor.php' ), 'activate-plugin_classic-editor/classic-editor.php' ); echo ''; /* translators: %s: A link to activate the Classic Editor plugin. */ printf( __( 'Please activate the Classic Editor plugin to use this meta box.' ), esc_url( $activate_url ) ); echo '
'; } } elseif ( $data_object instanceof WP_Post ) { $edit_url = add_query_arg( array( 'classic-editor' => '', 'classic-editor__forget' => '', ), get_edit_post_link( $data_object ) ); echo ''; /* translators: %s: A link to use the Classic Editor plugin. */ printf( __( 'Please open the classic editor to use this meta box.' ), esc_url( $edit_url ) ); echo '
'; } } /** * Internal helper function to find the plugin from a meta box callback. * * @since 5.0.0 * * @access private * * @param callable $callback The callback function to check. * @return array|null The plugin that the callback belongs to, or null if it doesn't belong to a plugin. */ function _get_plugin_from_callback( $callback ) { try { if ( is_array( $callback ) ) { $reflection = new ReflectionMethod( $callback[0], $callback[1] ); } elseif ( is_string( $callback ) && str_contains( $callback, '::' ) ) { $reflection = new ReflectionMethod( $callback ); } else { $reflection = new ReflectionFunction( $callback ); } } catch ( ReflectionException $exception ) { // We could not properly reflect on the callable, so we abort here. return null; } // Don't show an error if it's an internal PHP function. if ( ! $reflection->isInternal() ) { // Only show errors if the meta box was registered by a plugin. $filename = wp_normalize_path( $reflection->getFileName() ); $plugin_dir = wp_normalize_path( WP_PLUGIN_DIR ); if ( str_starts_with( $filename, $plugin_dir ) ) { $filename = str_replace( $plugin_dir, '', $filename ); $filename = preg_replace( '|^/([^/]*/).*$|', '\\1', $filename ); $plugins = get_plugins(); foreach ( $plugins as $name => $plugin ) { if ( str_starts_with( $name, $filename ) ) { return $plugin; } } } } return null; } /** * Meta-Box template function. * * @since 2.5.0 * * @global array $wp_meta_boxes Global meta box state. * * @param string|WP_Screen $screen The screen identifier. If you have used add_menu_page() or * add_submenu_page() to create a new screen (and hence screen_id) * make sure your menu slug conforms to the limits of sanitize_key() * otherwise the 'screen' menu may not correctly render on your page. * @param string $context The screen context for which to display meta boxes. * @param mixed $data_object Gets passed to the meta box callback function as the first parameter. * Often this is the object that's the focus of the current screen, * for example a `WP_Post` or `WP_Comment` object. * @return int Number of meta_boxes. */ function do_meta_boxes( $screen, $context, $data_object ) { global $wp_meta_boxes; static $already_sorted = false; if ( empty( $screen ) ) { $screen = get_current_screen(); } elseif ( is_string( $screen ) ) { $screen = convert_to_screen( $screen ); } $page = $screen->id; $hidden = get_hidden_meta_boxes( $screen ); printf( ' '; return $i; } /** * Removes a meta box from one or more screens. * * @since 2.6.0 * @since 4.4.0 The `$screen` parameter now accepts an array of screen IDs. * * @global array $wp_meta_boxes Global meta box state. * * @param string $id Meta box ID (used in the 'id' attribute for the meta box). * @param string|array|WP_Screen $screen The screen or screens on which the meta box is shown (such as a * post type, 'link', or 'comment'). Accepts a single screen ID, * WP_Screen object, or array of screen IDs. * @param string $context The context within the screen where the box is set to display. * Contexts vary from screen to screen. Post edit screen contexts * include 'normal', 'side', and 'advanced'. Comments screen contexts * include 'normal' and 'side'. Menus meta boxes (accordion sections) * all use the 'side' context. */ function remove_meta_box( $id, $screen, $context ) { global $wp_meta_boxes; if ( empty( $screen ) ) { $screen = get_current_screen(); } elseif ( is_string( $screen ) ) { $screen = convert_to_screen( $screen ); } elseif ( is_array( $screen ) ) { foreach ( $screen as $single_screen ) { remove_meta_box( $id, $single_screen, $context ); } } if ( ! isset( $screen->id ) ) { return; } $page = $screen->id; if ( ! isset( $wp_meta_boxes ) ) { $wp_meta_boxes = array(); } if ( ! isset( $wp_meta_boxes[ $page ] ) ) { $wp_meta_boxes[ $page ] = array(); } if ( ! isset( $wp_meta_boxes[ $page ][ $context ] ) ) { $wp_meta_boxes[ $page ][ $context ] = array(); } foreach ( array( 'high', 'core', 'default', 'low' ) as $priority ) { $wp_meta_boxes[ $page ][ $context ][ $priority ][ $id ] = false; } } /** * Meta Box Accordion Template Function. * * Largely made up of abstracted code from do_meta_boxes(), this * function serves to build meta boxes as list items for display as * a collapsible accordion. * * @since 3.6.0 * * @uses global $wp_meta_boxes Used to retrieve registered meta boxes. * * @param string|object $screen The screen identifier. * @param string $context The screen context for which to display accordion sections. * @param mixed $data_object Gets passed to the section callback function as the first parameter. * @return int Number of meta boxes as accordion sections. */ function do_accordion_sections( $screen, $context, $data_object ) { global $wp_meta_boxes; wp_enqueue_script( 'accordion' ); if ( empty( $screen ) ) { $screen = get_current_screen(); } elseif ( is_string( $screen ) ) { $screen = convert_to_screen( $screen ); } $page = $screen->id; $hidden = get_hidden_meta_boxes( $screen ); ?>