123 lines
5.0 KiB
PHP
123 lines
5.0 KiB
PHP
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<?php
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/**
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* Navigation Menu API: Walker_Nav_Menu_Checklist class
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*
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* @package WordPress
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* @subpackage Administration
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* @since 4.4.0
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*/
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/**
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* Create HTML list of nav menu input items.
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*
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* @since 3.0.0
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* @uses Walker_Nav_Menu
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*/
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class Walker_Nav_Menu_Checklist extends Walker_Nav_Menu {
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/**
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* @param array|false $fields Database fields to use.
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*/
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public function __construct( $fields = false ) {
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if ( $fields ) {
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$this->db_fields = $fields;
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}
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}
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/**
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* Starts the list before the elements are added.
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*
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* @see Walker_Nav_Menu::start_lvl()
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*
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* @since 3.0.0
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*
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* @param string $output Used to append additional content (passed by reference).
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* @param int $depth Depth of page. Used for padding.
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* @param stdClass $args Not used.
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*/
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public function start_lvl( &$output, $depth = 0, $args = null ) {
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$indent = str_repeat( "\t", $depth );
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$output .= "\n$indent<ul class='children'>\n";
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}
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/**
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* Ends the list of after the elements are added.
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*
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* @see Walker_Nav_Menu::end_lvl()
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*
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* @since 3.0.0
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*
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* @param string $output Used to append additional content (passed by reference).
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* @param int $depth Depth of page. Used for padding.
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* @param stdClass $args Not used.
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*/
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public function end_lvl( &$output, $depth = 0, $args = null ) {
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$indent = str_repeat( "\t", $depth );
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$output .= "\n$indent</ul>";
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}
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/**
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* Start the element output.
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*
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* @see Walker_Nav_Menu::start_el()
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*
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* @since 3.0.0
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*
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* @global int $_nav_menu_placeholder
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* @global int|string $nav_menu_selected_id
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*
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* @param string $output Used to append additional content (passed by reference).
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* @param WP_Post $item Menu item data object.
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* @param int $depth Depth of menu item. Used for padding.
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* @param stdClass $args Not used.
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* @param int $id Not used.
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*/
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public function start_el( &$output, $item, $depth = 0, $args = null, $id = 0 ) {
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global $_nav_menu_placeholder, $nav_menu_selected_id;
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$_nav_menu_placeholder = ( 0 > $_nav_menu_placeholder ) ? (int) $_nav_menu_placeholder - 1 : -1;
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$possible_object_id = isset( $item->post_type ) && 'nav_menu_item' === $item->post_type ? $item->object_id : $_nav_menu_placeholder;
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$possible_db_id = ( ! empty( $item->ID ) ) && ( 0 < $possible_object_id ) ? (int) $item->ID : 0;
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$indent = ( $depth ) ? str_repeat( "\t", $depth ) : '';
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$output .= $indent . '<li>';
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$output .= '<label class="menu-item-title">';
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$output .= '<input type="checkbox"' . wp_nav_menu_disabled_check( $nav_menu_selected_id, false ) . ' class="menu-item-checkbox';
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if ( ! empty( $item->front_or_home ) ) {
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$output .= ' add-to-top';
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}
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$output .= '" name="menu-item[' . $possible_object_id . '][menu-item-object-id]" value="' . esc_attr( $item->object_id ) . '" /> ';
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if ( ! empty( $item->label ) ) {
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$title = $item->label;
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} elseif ( isset( $item->post_type ) ) {
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/** This filter is documented in wp-includes/post-template.php */
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$title = apply_filters( 'the_title', $item->post_title, $item->ID );
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}
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$output .= isset( $title ) ? esc_html( $title ) : esc_html( $item->title );
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if ( empty( $item->label ) && isset( $item->post_type ) && 'page' === $item->post_type ) {
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// Append post states.
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$output .= _post_states( $item, false );
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}
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$output .= '</label>';
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// Menu item hidden fields.
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$output .= '<input type="hidden" class="menu-item-db-id" name="menu-item[' . $possible_object_id . '][menu-item-db-id]" value="' . $possible_db_id . '" />';
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$output .= '<input type="hidden" class="menu-item-object" name="menu-item[' . $possible_object_id . '][menu-item-object]" value="' . esc_attr( $item->object ) . '" />';
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$output .= '<input type="hidden" class="menu-item-parent-id" name="menu-item[' . $possible_object_id . '][menu-item-parent-id]" value="' . esc_attr( $item->menu_item_parent ) . '" />';
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$output .= '<input type="hidden" class="menu-item-type" name="menu-item[' . $possible_object_id . '][menu-item-type]" value="' . esc_attr( $item->type ) . '" />';
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$output .= '<input type="hidden" class="menu-item-title" name="menu-item[' . $possible_object_id . '][menu-item-title]" value="' . esc_attr( $item->title ) . '" />';
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$output .= '<input type="hidden" class="menu-item-url" name="menu-item[' . $possible_object_id . '][menu-item-url]" value="' . esc_attr( $item->url ) . '" />';
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$output .= '<input type="hidden" class="menu-item-target" name="menu-item[' . $possible_object_id . '][menu-item-target]" value="' . esc_attr( $item->target ) . '" />';
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$output .= '<input type="hidden" class="menu-item-attr-title" name="menu-item[' . $possible_object_id . '][menu-item-attr-title]" value="' . esc_attr( $item->attr_title ) . '" />';
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$output .= '<input type="hidden" class="menu-item-classes" name="menu-item[' . $possible_object_id . '][menu-item-classes]" value="' . esc_attr( implode( ' ', $item->classes ) ) . '" />';
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$output .= '<input type="hidden" class="menu-item-xfn" name="menu-item[' . $possible_object_id . '][menu-item-xfn]" value="' . esc_attr( $item->xfn ) . '" />';
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}
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}
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