class-walker-nav-menu-checklist.php (5115B)
1 <?php 2 /** 3 * Navigation Menu API: Walker_Nav_Menu_Checklist class 4 * 5 * @package WordPress 6 * @subpackage Administration 7 * @since 4.4.0 8 */ 9 10 /** 11 * Create HTML list of nav menu input items. 12 * 13 * @since 3.0.0 14 * @uses Walker_Nav_Menu 15 */ 16 class Walker_Nav_Menu_Checklist extends Walker_Nav_Menu { 17 /** 18 * @param array|false $fields Database fields to use. 19 */ 20 public function __construct( $fields = false ) { 21 if ( $fields ) { 22 $this->db_fields = $fields; 23 } 24 } 25 26 /** 27 * Starts the list before the elements are added. 28 * 29 * @see Walker_Nav_Menu::start_lvl() 30 * 31 * @since 3.0.0 32 * 33 * @param string $output Used to append additional content (passed by reference). 34 * @param int $depth Depth of page. Used for padding. 35 * @param stdClass $args Not used. 36 */ 37 public function start_lvl( &$output, $depth = 0, $args = null ) { 38 $indent = str_repeat( "\t", $depth ); 39 $output .= "\n$indent<ul class='children'>\n"; 40 } 41 42 /** 43 * Ends the list of after the elements are added. 44 * 45 * @see Walker_Nav_Menu::end_lvl() 46 * 47 * @since 3.0.0 48 * 49 * @param string $output Used to append additional content (passed by reference). 50 * @param int $depth Depth of page. Used for padding. 51 * @param stdClass $args Not used. 52 */ 53 public function end_lvl( &$output, $depth = 0, $args = null ) { 54 $indent = str_repeat( "\t", $depth ); 55 $output .= "\n$indent</ul>"; 56 } 57 58 /** 59 * Start the element output. 60 * 61 * @see Walker_Nav_Menu::start_el() 62 * 63 * @since 3.0.0 64 * 65 * @global int $_nav_menu_placeholder 66 * @global int|string $nav_menu_selected_id 67 * 68 * @param string $output Used to append additional content (passed by reference). 69 * @param WP_Post $item Menu item data object. 70 * @param int $depth Depth of menu item. Used for padding. 71 * @param stdClass $args Not used. 72 * @param int $id Not used. 73 */ 74 public function start_el( &$output, $item, $depth = 0, $args = null, $id = 0 ) { 75 global $_nav_menu_placeholder, $nav_menu_selected_id; 76 77 $_nav_menu_placeholder = ( 0 > $_nav_menu_placeholder ) ? (int) $_nav_menu_placeholder - 1 : -1; 78 $possible_object_id = isset( $item->post_type ) && 'nav_menu_item' === $item->post_type ? $item->object_id : $_nav_menu_placeholder; 79 $possible_db_id = ( ! empty( $item->ID ) ) && ( 0 < $possible_object_id ) ? (int) $item->ID : 0; 80 81 $indent = ( $depth ) ? str_repeat( "\t", $depth ) : ''; 82 83 $output .= $indent . '<li>'; 84 $output .= '<label class="menu-item-title">'; 85 $output .= '<input type="checkbox"' . wp_nav_menu_disabled_check( $nav_menu_selected_id, false ) . ' class="menu-item-checkbox'; 86 87 if ( ! empty( $item->front_or_home ) ) { 88 $output .= ' add-to-top'; 89 } 90 91 $output .= '" name="menu-item[' . $possible_object_id . '][menu-item-object-id]" value="' . esc_attr( $item->object_id ) . '" /> '; 92 93 if ( ! empty( $item->label ) ) { 94 $title = $item->label; 95 } elseif ( isset( $item->post_type ) ) { 96 /** This filter is documented in wp-includes/post-template.php */ 97 $title = apply_filters( 'the_title', $item->post_title, $item->ID ); 98 } 99 100 $output .= isset( $title ) ? esc_html( $title ) : esc_html( $item->title ); 101 102 if ( empty( $item->label ) && isset( $item->post_type ) && 'page' === $item->post_type ) { 103 // Append post states. 104 $output .= _post_states( $item, false ); 105 } 106 107 $output .= '</label>'; 108 109 // Menu item hidden fields. 110 $output .= '<input type="hidden" class="menu-item-db-id" name="menu-item[' . $possible_object_id . '][menu-item-db-id]" value="' . $possible_db_id . '" />'; 111 $output .= '<input type="hidden" class="menu-item-object" name="menu-item[' . $possible_object_id . '][menu-item-object]" value="' . esc_attr( $item->object ) . '" />'; 112 $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 ) . '" />'; 113 $output .= '<input type="hidden" class="menu-item-type" name="menu-item[' . $possible_object_id . '][menu-item-type]" value="' . esc_attr( $item->type ) . '" />'; 114 $output .= '<input type="hidden" class="menu-item-title" name="menu-item[' . $possible_object_id . '][menu-item-title]" value="' . esc_attr( $item->title ) . '" />'; 115 $output .= '<input type="hidden" class="menu-item-url" name="menu-item[' . $possible_object_id . '][menu-item-url]" value="' . esc_attr( $item->url ) . '" />'; 116 $output .= '<input type="hidden" class="menu-item-target" name="menu-item[' . $possible_object_id . '][menu-item-target]" value="' . esc_attr( $item->target ) . '" />'; 117 $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 ) . '" />'; 118 $output .= '<input type="hidden" class="menu-item-classes" name="menu-item[' . $possible_object_id . '][menu-item-classes]" value="' . esc_attr( implode( ' ', $item->classes ) ) . '" />'; 119 $output .= '<input type="hidden" class="menu-item-xfn" name="menu-item[' . $possible_object_id . '][menu-item-xfn]" value="' . esc_attr( $item->xfn ) . '" />'; 120 } 121 122 }