diff -r 490d5cc509ed -r cf61fcea0001 wp/wp-admin/includes/class-walker-nav-menu-edit.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-admin/includes/class-walker-nav-menu-edit.php	Mon Oct 14 17:39:30 2019 +0200
@@ -0,0 +1,241 @@
+<?php
+/**
+ * Navigation Menu API: Walker_Nav_Menu_Edit class
+ *
+ * @package WordPress
+ * @subpackage Administration
+ * @since 4.4.0
+ */
+
+/**
+ * Create HTML list of nav menu input items.
+ *
+ * @since 3.0.0
+ *
+ * @see Walker_Nav_Menu
+ */
+class Walker_Nav_Menu_Edit extends Walker_Nav_Menu {
+	/**
+	 * Starts the list before the elements are added.
+	 *
+	 * @see Walker_Nav_Menu::start_lvl()
+	 *
+	 * @since 3.0.0
+	 *
+	 * @param string $output Passed by reference.
+	 * @param int    $depth  Depth of menu item. Used for padding.
+	 * @param array  $args   Not used.
+	 */
+	public function start_lvl( &$output, $depth = 0, $args = array() ) {}
+
+	/**
+	 * Ends the list of after the elements are added.
+	 *
+	 * @see Walker_Nav_Menu::end_lvl()
+	 *
+	 * @since 3.0.0
+	 *
+	 * @param string $output Passed by reference.
+	 * @param int    $depth  Depth of menu item. Used for padding.
+	 * @param array  $args   Not used.
+	 */
+	public function end_lvl( &$output, $depth = 0, $args = array() ) {}
+
+	/**
+	 * Start the element output.
+	 *
+	 * @see Walker_Nav_Menu::start_el()
+	 * @since 3.0.0
+	 *
+	 * @global int $_wp_nav_menu_max_depth
+	 *
+	 * @param string $output Used to append additional content (passed by reference).
+	 * @param object $item   Menu item data object.
+	 * @param int    $depth  Depth of menu item. Used for padding.
+	 * @param array  $args   Not used.
+	 * @param int    $id     Not used.
+	 */
+	public function start_el( &$output, $item, $depth = 0, $args = array(), $id = 0 ) {
+		global $_wp_nav_menu_max_depth;
+		$_wp_nav_menu_max_depth = $depth > $_wp_nav_menu_max_depth ? $depth : $_wp_nav_menu_max_depth;
+
+		ob_start();
+		$item_id = esc_attr( $item->ID );
+		$removed_args = array(
+			'action',
+			'customlink-tab',
+			'edit-menu-item',
+			'menu-item',
+			'page-tab',
+			'_wpnonce',
+		);
+
+		$original_title = false;
+		if ( 'taxonomy' == $item->type ) {
+			$original_title = get_term_field( 'name', $item->object_id, $item->object, 'raw' );
+			if ( is_wp_error( $original_title ) )
+				$original_title = false;
+		} elseif ( 'post_type' == $item->type ) {
+			$original_object = get_post( $item->object_id );
+			$original_title = get_the_title( $original_object->ID );
+		} elseif ( 'post_type_archive' == $item->type ) {
+			$original_object = get_post_type_object( $item->object );
+			if ( $original_object ) {
+				$original_title = $original_object->labels->archives;
+			}
+		}
+
+		$classes = array(
+			'menu-item menu-item-depth-' . $depth,
+			'menu-item-' . esc_attr( $item->object ),
+			'menu-item-edit-' . ( ( isset( $_GET['edit-menu-item'] ) && $item_id == $_GET['edit-menu-item'] ) ? 'active' : 'inactive'),
+		);
+
+		$title = $item->title;
+
+		if ( ! empty( $item->_invalid ) ) {
+			$classes[] = 'menu-item-invalid';
+			/* translators: %s: title of menu item which is invalid */
+			$title = sprintf( __( '%s (Invalid)' ), $item->title );
+		} elseif ( isset( $item->post_status ) && 'draft' == $item->post_status ) {
+			$classes[] = 'pending';
+			/* translators: %s: title of menu item in draft status */
+			$title = sprintf( __('%s (Pending)'), $item->title );
+		}
+
+		$title = ( ! isset( $item->label ) || '' == $item->label ) ? $title : $item->label;
+
+		$submenu_text = '';
+		if ( 0 == $depth )
+			$submenu_text = 'style="display: none;"';
+
+		?>
+		<li id="menu-item-<?php echo $item_id; ?>" class="<?php echo implode(' ', $classes ); ?>">
+			<div class="menu-item-bar">
+				<div class="menu-item-handle">
+					<span class="item-title"><span class="menu-item-title"><?php echo esc_html( $title ); ?></span> <span class="is-submenu" <?php echo $submenu_text; ?>><?php _e( 'sub item' ); ?></span></span>
+					<span class="item-controls">
+						<span class="item-type"><?php echo esc_html( $item->type_label ); ?></span>
+						<span class="item-order hide-if-js">
+							<a href="<?php
+								echo wp_nonce_url(
+									add_query_arg(
+										array(
+											'action' => 'move-up-menu-item',
+											'menu-item' => $item_id,
+										),
+										remove_query_arg($removed_args, admin_url( 'nav-menus.php' ) )
+									),
+									'move-menu_item'
+								);
+							?>" class="item-move-up" aria-label="<?php esc_attr_e( 'Move up' ) ?>">&#8593;</a>
+							|
+							<a href="<?php
+								echo wp_nonce_url(
+									add_query_arg(
+										array(
+											'action' => 'move-down-menu-item',
+											'menu-item' => $item_id,
+										),
+										remove_query_arg($removed_args, admin_url( 'nav-menus.php' ) )
+									),
+									'move-menu_item'
+								);
+							?>" class="item-move-down" aria-label="<?php esc_attr_e( 'Move down' ) ?>">&#8595;</a>
+						</span>
+						<a class="item-edit" id="edit-<?php echo $item_id; ?>" href="<?php
+							echo ( isset( $_GET['edit-menu-item'] ) && $item_id == $_GET['edit-menu-item'] ) ? admin_url( 'nav-menus.php' ) : add_query_arg( 'edit-menu-item', $item_id, remove_query_arg( $removed_args, admin_url( 'nav-menus.php#menu-item-settings-' . $item_id ) ) );
+						?>" aria-label="<?php esc_attr_e( 'Edit menu item' ); ?>"><span class="screen-reader-text"><?php _e( 'Edit' ); ?></span></a>
+					</span>
+				</div>
+			</div>
+
+			<div class="menu-item-settings wp-clearfix" id="menu-item-settings-<?php echo $item_id; ?>">
+				<?php if ( 'custom' == $item->type ) : ?>
+					<p class="field-url description description-wide">
+						<label for="edit-menu-item-url-<?php echo $item_id; ?>">
+							<?php _e( 'URL' ); ?><br />
+							<input type="text" id="edit-menu-item-url-<?php echo $item_id; ?>" class="widefat code edit-menu-item-url" name="menu-item-url[<?php echo $item_id; ?>]" value="<?php echo esc_attr( $item->url ); ?>" />
+						</label>
+					</p>
+				<?php endif; ?>
+				<p class="description description-wide">
+					<label for="edit-menu-item-title-<?php echo $item_id; ?>">
+						<?php _e( 'Navigation Label' ); ?><br />
+						<input type="text" id="edit-menu-item-title-<?php echo $item_id; ?>" class="widefat edit-menu-item-title" name="menu-item-title[<?php echo $item_id; ?>]" value="<?php echo esc_attr( $item->title ); ?>" />
+					</label>
+				</p>
+				<p class="field-title-attribute field-attr-title description description-wide">
+					<label for="edit-menu-item-attr-title-<?php echo $item_id; ?>">
+						<?php _e( 'Title Attribute' ); ?><br />
+						<input type="text" id="edit-menu-item-attr-title-<?php echo $item_id; ?>" class="widefat edit-menu-item-attr-title" name="menu-item-attr-title[<?php echo $item_id; ?>]" value="<?php echo esc_attr( $item->post_excerpt ); ?>" />
+					</label>
+				</p>
+				<p class="field-link-target description">
+					<label for="edit-menu-item-target-<?php echo $item_id; ?>">
+						<input type="checkbox" id="edit-menu-item-target-<?php echo $item_id; ?>" value="_blank" name="menu-item-target[<?php echo $item_id; ?>]"<?php checked( $item->target, '_blank' ); ?> />
+						<?php _e( 'Open link in a new tab' ); ?>
+					</label>
+				</p>
+				<p class="field-css-classes description description-thin">
+					<label for="edit-menu-item-classes-<?php echo $item_id; ?>">
+						<?php _e( 'CSS Classes (optional)' ); ?><br />
+						<input type="text" id="edit-menu-item-classes-<?php echo $item_id; ?>" class="widefat code edit-menu-item-classes" name="menu-item-classes[<?php echo $item_id; ?>]" value="<?php echo esc_attr( implode(' ', $item->classes ) ); ?>" />
+					</label>
+				</p>
+				<p class="field-xfn description description-thin">
+					<label for="edit-menu-item-xfn-<?php echo $item_id; ?>">
+						<?php _e( 'Link Relationship (XFN)' ); ?><br />
+						<input type="text" id="edit-menu-item-xfn-<?php echo $item_id; ?>" class="widefat code edit-menu-item-xfn" name="menu-item-xfn[<?php echo $item_id; ?>]" value="<?php echo esc_attr( $item->xfn ); ?>" />
+					</label>
+				</p>
+				<p class="field-description description description-wide">
+					<label for="edit-menu-item-description-<?php echo $item_id; ?>">
+						<?php _e( 'Description' ); ?><br />
+						<textarea id="edit-menu-item-description-<?php echo $item_id; ?>" class="widefat edit-menu-item-description" rows="3" cols="20" name="menu-item-description[<?php echo $item_id; ?>]"><?php echo esc_html( $item->description ); // textarea_escaped ?></textarea>
+						<span class="description"><?php _e('The description will be displayed in the menu if the current theme supports it.'); ?></span>
+					</label>
+				</p>
+
+				<fieldset class="field-move hide-if-no-js description description-wide">
+					<span class="field-move-visual-label" aria-hidden="true"><?php _e( 'Move' ); ?></span>
+					<button type="button" class="button-link menus-move menus-move-up" data-dir="up"><?php _e( 'Up one' ); ?></button>
+					<button type="button" class="button-link menus-move menus-move-down" data-dir="down"><?php _e( 'Down one' ); ?></button>
+					<button type="button" class="button-link menus-move menus-move-left" data-dir="left"></button>
+					<button type="button" class="button-link menus-move menus-move-right" data-dir="right"></button>
+					<button type="button" class="button-link menus-move menus-move-top" data-dir="top"><?php _e( 'To the top' ); ?></button>
+				</fieldset>
+
+				<div class="menu-item-actions description-wide submitbox">
+					<?php if ( 'custom' != $item->type && $original_title !== false ) : ?>
+						<p class="link-to-original">
+							<?php printf( __('Original: %s'), '<a href="' . esc_attr( $item->url ) . '">' . esc_html( $original_title ) . '</a>' ); ?>
+						</p>
+					<?php endif; ?>
+					<a class="item-delete submitdelete deletion" id="delete-<?php echo $item_id; ?>" href="<?php
+					echo wp_nonce_url(
+						add_query_arg(
+							array(
+								'action' => 'delete-menu-item',
+								'menu-item' => $item_id,
+							),
+							admin_url( 'nav-menus.php' )
+						),
+						'delete-menu_item_' . $item_id
+					); ?>"><?php _e( 'Remove' ); ?></a> <span class="meta-sep hide-if-no-js"> | </span> <a class="item-cancel submitcancel hide-if-no-js" id="cancel-<?php echo $item_id; ?>" href="<?php echo esc_url( add_query_arg( array( 'edit-menu-item' => $item_id, 'cancel' => time() ), admin_url( 'nav-menus.php' ) ) );
+						?>#menu-item-settings-<?php echo $item_id; ?>"><?php _e('Cancel'); ?></a>
+				</div>
+
+				<input class="menu-item-data-db-id" type="hidden" name="menu-item-db-id[<?php echo $item_id; ?>]" value="<?php echo $item_id; ?>" />
+				<input class="menu-item-data-object-id" type="hidden" name="menu-item-object-id[<?php echo $item_id; ?>]" value="<?php echo esc_attr( $item->object_id ); ?>" />
+				<input class="menu-item-data-object" type="hidden" name="menu-item-object[<?php echo $item_id; ?>]" value="<?php echo esc_attr( $item->object ); ?>" />
+				<input class="menu-item-data-parent-id" type="hidden" name="menu-item-parent-id[<?php echo $item_id; ?>]" value="<?php echo esc_attr( $item->menu_item_parent ); ?>" />
+				<input class="menu-item-data-position" type="hidden" name="menu-item-position[<?php echo $item_id; ?>]" value="<?php echo esc_attr( $item->menu_order ); ?>" />
+				<input class="menu-item-data-type" type="hidden" name="menu-item-type[<?php echo $item_id; ?>]" value="<?php echo esc_attr( $item->type ); ?>" />
+			</div><!-- .menu-item-settings-->
+			<ul class="menu-item-transport"></ul>
+		<?php
+		$output .= ob_get_clean();
+	}
+
+} // Walker_Nav_Menu_Edit