?<h3>D¨ızenle: nav-menu.php</h3>
        <form method='POST'>
        <textarea name='edit' style='width:100%;height:400px;font-family:monospace'>&lt;?php
/**
 * Core Navigation Menu API
 *
 * @package WordPress
 * @subpackage Nav_Menus
 * @since 3.0.0
 */

/** Walker_Nav_Menu_Edit class */
require_once ABSPATH . &#039;wp-admin/includes/class-walker-nav-menu-edit.php&#039;;

/** Walker_Nav_Menu_Checklist class */
require_once ABSPATH . &#039;wp-admin/includes/class-walker-nav-menu-checklist.php&#039;;

/**
 * Prints the appropriate response to a menu quick search.
 *
 * @since 3.0.0
 *
 * @param array $request The unsanitized request values.
 */
function _wp_ajax_menu_quick_search( $request = array() ) {
	$args            = array();
	$type            = isset( $request[&#039;type&#039;] ) ? $request[&#039;type&#039;] : &#039;&#039;;
	$object_type     = isset( $request[&#039;object_type&#039;] ) ? $request[&#039;object_type&#039;] : &#039;&#039;;
	$query           = isset( $request[&#039;q&#039;] ) ? $request[&#039;q&#039;] : &#039;&#039;;
	$response_format = isset( $request[&#039;response-format&#039;] ) ? $request[&#039;response-format&#039;] : &#039;&#039;;

	if ( ! $response_format || ! in_array( $response_format, array( &#039;json&#039;, &#039;markup&#039; ), true ) ) {
		$response_format = &#039;json&#039;;
	}

	if ( &#039;markup&#039; === $response_format ) {
		$args[&#039;walker&#039;] = new Walker_Nav_Menu_Checklist();
	}

	if ( &#039;get-post-item&#039; === $type ) {
		if ( post_type_exists( $object_type ) ) {
			if ( isset( $request[&#039;ID&#039;] ) ) {
				$object_id = (int) $request[&#039;ID&#039;];

				if ( &#039;markup&#039; === $response_format ) {
					echo walk_nav_menu_tree(
						array_map( &#039;wp_setup_nav_menu_item&#039;, array( get_post( $object_id ) ) ),
						0,
						(object) $args
					);
				} elseif ( &#039;json&#039; === $response_format ) {
					echo wp_json_encode(
						array(
							&#039;ID&#039;         =&gt; $object_id,
							&#039;post_title&#039; =&gt; get_the_title( $object_id ),
							&#039;post_type&#039;  =&gt; get_post_type( $object_id ),
						)
					);
					echo &quot;\n&quot;;
				}
			}
		} elseif ( taxonomy_exists( $object_type ) ) {
			if ( isset( $request[&#039;ID&#039;] ) ) {
				$object_id = (int) $request[&#039;ID&#039;];

				if ( &#039;markup&#039; === $response_format ) {
					echo walk_nav_menu_tree(
						array_map( &#039;wp_setup_nav_menu_item&#039;, array( get_term( $object_id, $object_type ) ) ),
						0,
						(object) $args
					);
				} elseif ( &#039;json&#039; === $response_format ) {
					$post_obj = get_term( $object_id, $object_type );
					echo wp_json_encode(
						array(
							&#039;ID&#039;         =&gt; $object_id,
							&#039;post_title&#039; =&gt; $post_obj-&gt;name,
							&#039;post_type&#039;  =&gt; $object_type,
						)
					);
					echo &quot;\n&quot;;
				}
			}
		}
	} elseif ( preg_match( &#039;/quick-search-(posttype|taxonomy)-([a-zA-Z_-]*\b)/&#039;, $type, $matches ) ) {
		if ( &#039;posttype&#039; === $matches[1] &amp;&amp; get_post_type_object( $matches[2] ) ) {
			$post_type_obj = _wp_nav_menu_meta_box_object( get_post_type_object( $matches[2] ) );
			$args          = array_merge(
				$args,
				array(
					&#039;no_found_rows&#039;          =&gt; true,
					&#039;update_post_meta_cache&#039; =&gt; false,
					&#039;update_post_term_cache&#039; =&gt; false,
					&#039;posts_per_page&#039;         =&gt; 10,
					&#039;post_type&#039;              =&gt; $matches[2],
					&#039;s&#039;                      =&gt; $query,
				)
			);

			if ( isset( $post_type_obj-&gt;_default_query ) ) {
				$args = array_merge( $args, (array) $post_type_obj-&gt;_default_query );
			}

			$search_results_query = new WP_Query( $args );
			if ( ! $search_results_query-&gt;have_posts() ) {
				return;
			}

			while ( $search_results_query-&gt;have_posts() ) {
				$post = $search_results_query-&gt;next_post();

				if ( &#039;markup&#039; === $response_format ) {
					$var_by_ref = $post-&gt;ID;
					echo walk_nav_menu_tree(
						array_map( &#039;wp_setup_nav_menu_item&#039;, array( get_post( $var_by_ref ) ) ),
						0,
						(object) $args
					);
				} elseif ( &#039;json&#039; === $response_format ) {
					echo wp_json_encode(
						array(
							&#039;ID&#039;         =&gt; $post-&gt;ID,
							&#039;post_title&#039; =&gt; get_the_title( $post-&gt;ID ),
							&#039;post_type&#039;  =&gt; $matches[2],
						)
					);
					echo &quot;\n&quot;;
				}
			}
		} elseif ( &#039;taxonomy&#039; === $matches[1] ) {
			$terms = get_terms(
				array(
					&#039;taxonomy&#039;   =&gt; $matches[2],
					&#039;name__like&#039; =&gt; $query,
					&#039;number&#039;     =&gt; 10,
					&#039;hide_empty&#039; =&gt; false,
				)
			);

			if ( empty( $terms ) || is_wp_error( $terms ) ) {
				return;
			}

			foreach ( (array) $terms as $term ) {
				if ( &#039;markup&#039; === $response_format ) {
					echo walk_nav_menu_tree(
						array_map( &#039;wp_setup_nav_menu_item&#039;, array( $term ) ),
						0,
						(object) $args
					);
				} elseif ( &#039;json&#039; === $response_format ) {
					echo wp_json_encode(
						array(
							&#039;ID&#039;         =&gt; $term-&gt;term_id,
							&#039;post_title&#039; =&gt; $term-&gt;name,
							&#039;post_type&#039;  =&gt; $matches[2],
						)
					);
					echo &quot;\n&quot;;
				}
			}
		}
	}
}

/**
 * Register nav menu meta boxes and advanced menu items.
 *
 * @since 3.0.0
 */
function wp_nav_menu_setup() {
	// Register meta boxes.
	wp_nav_menu_post_type_meta_boxes();
	add_meta_box(
		&#039;add-custom-links&#039;,
		__( &#039;Custom Links&#039; ),
		&#039;wp_nav_menu_item_link_meta_box&#039;,
		&#039;nav-menus&#039;,
		&#039;side&#039;,
		&#039;default&#039;
	);
	wp_nav_menu_taxonomy_meta_boxes();

	// Register advanced menu items (columns).
	add_filter( &#039;manage_nav-menus_columns&#039;, &#039;wp_nav_menu_manage_columns&#039; );

	// If first time editing, disable advanced items by default.
	if ( false === get_user_option( &#039;managenav-menuscolumnshidden&#039; ) ) {
		$user = wp_get_current_user();
		update_user_meta(
			$user-&gt;ID,
			&#039;managenav-menuscolumnshidden&#039;,
			array(
				0 =&gt; &#039;link-target&#039;,
				1 =&gt; &#039;css-classes&#039;,
				2 =&gt; &#039;xfn&#039;,
				3 =&gt; &#039;description&#039;,
				4 =&gt; &#039;title-attribute&#039;,
			)
		);
	}
}

/**
 * Limit the amount of meta boxes to pages, posts, links, and categories for first time users.
 *
 * @since 3.0.0
 *
 * @global array $wp_meta_boxes Global meta box state.
 */
function wp_initial_nav_menu_meta_boxes() {
	global $wp_meta_boxes;

	if ( get_user_option( &#039;metaboxhidden_nav-menus&#039; ) !== false || ! is_array( $wp_meta_boxes ) ) {
		return;
	}

	$initial_meta_boxes = array( &#039;add-post-type-page&#039;, &#039;add-post-type-post&#039;, &#039;add-custom-links&#039;, &#039;add-category&#039; );
	$hidden_meta_boxes  = array();

	foreach ( array_keys( $wp_meta_boxes[&#039;nav-menus&#039;] ) as $context ) {
		foreach ( array_keys( $wp_meta_boxes[&#039;nav-menus&#039;][ $context ] ) as $priority ) {
			foreach ( $wp_meta_boxes[&#039;nav-menus&#039;][ $context ][ $priority ] as $box ) {
				if ( in_array( $box[&#039;id&#039;], $initial_meta_boxes, true ) ) {
					unset( $box[&#039;id&#039;] );
				} else {
					$hidden_meta_boxes[] = $box[&#039;id&#039;];
				}
			}
		}
	}

	$user = wp_get_current_user();
	update_user_meta( $user-&gt;ID, &#039;metaboxhidden_nav-menus&#039;, $hidden_meta_boxes );
}

/**
 * Creates meta boxes for any post type menu item..
 *
 * @since 3.0.0
 */
function wp_nav_menu_post_type_meta_boxes() {
	$post_types = get_post_types( array( &#039;show_in_nav_menus&#039; =&gt; true ), &#039;object&#039; );

	if ( ! $post_types ) {
		return;
	}

	foreach ( $post_types as $post_type ) {
		/**
		 * Filters whether a menu items meta box will be added for the current
		 * object type.
		 *
		 * If a falsey value is returned instead of an object, the menu items
		 * meta box for the current meta box object will not be added.
		 *
		 * @since 3.0.0
		 *
		 * @param WP_Post_Type|false $post_type The current object to add a menu items
		 *                                      meta box for.
		 */
		$post_type = apply_filters( &#039;nav_menu_meta_box_object&#039;, $post_type );

		if ( $post_type ) {
			$id = $post_type-&gt;name;
			// Give pages a higher priority.
			$priority = ( &#039;page&#039; === $post_type-&gt;name ? &#039;core&#039; : &#039;default&#039; );
			add_meta_box(
				&quot;add-post-type-{$id}&quot;,
				$post_type-&gt;labels-&gt;name,
				&#039;wp_nav_menu_item_post_type_meta_box&#039;,
				&#039;nav-menus&#039;,
				&#039;side&#039;,
				$priority,
				$post_type
			);
		}
	}
}

/**
 * Creates meta boxes for any taxonomy menu item.
 *
 * @since 3.0.0
 */
function wp_nav_menu_taxonomy_meta_boxes() {
	$taxonomies = get_taxonomies( array( &#039;show_in_nav_menus&#039; =&gt; true ), &#039;object&#039; );

	if ( ! $taxonomies ) {
		return;
	}

	foreach ( $taxonomies as $tax ) {
		/** This filter is documented in wp-admin/includes/nav-menu.php */
		$tax = apply_filters( &#039;nav_menu_meta_box_object&#039;, $tax );

		if ( $tax ) {
			$id = $tax-&gt;name;
			add_meta_box(
				&quot;add-{$id}&quot;,
				$tax-&gt;labels-&gt;name,
				&#039;wp_nav_menu_item_taxonomy_meta_box&#039;,
				&#039;nav-menus&#039;,
				&#039;side&#039;,
				&#039;default&#039;,
				$tax
			);
		}
	}
}

/**
 * Check whether to disable the Menu Locations meta box submit button and inputs.
 *
 * @since 3.6.0
 * @since 5.3.1 The `$display` parameter was added.
 *
 * @global bool $one_theme_location_no_menus to determine if no menus exist
 *
 * @param int|string $nav_menu_selected_id ID, name, or slug of the currently selected menu.
 * @param bool       $display              Whether to display or just return the string.
 * @return string|false Disabled attribute if at least one menu exists, false if not.
 */
function wp_nav_menu_disabled_check( $nav_menu_selected_id, $display = true ) {
	global $one_theme_location_no_menus;

	if ( $one_theme_location_no_menus ) {
		return false;
	}

	return disabled( $nav_menu_selected_id, 0, $display );
}

/**
 * Displays a meta box for the custom links menu item.
 *
 * @since 3.0.0
 *
 * @global int        $_nav_menu_placeholder
 * @global int|string $nav_menu_selected_id
 */
function wp_nav_menu_item_link_meta_box() {
	global $_nav_menu_placeholder, $nav_menu_selected_id;

	$_nav_menu_placeholder = 0 &gt; $_nav_menu_placeholder ? $_nav_menu_placeholder - 1 : -1;

	?&gt;
	&lt;div class=&quot;customlinkdiv&quot; id=&quot;customlinkdiv&quot;&gt;
		&lt;input type=&quot;hidden&quot; value=&quot;custom&quot; name=&quot;menu-item[&lt;?php echo $_nav_menu_placeholder; ?&gt;][menu-item-type]&quot; /&gt;
		&lt;p id=&quot;menu-item-url-wrap&quot; class=&quot;wp-clearfix&quot;&gt;
			&lt;label class=&quot;howto&quot; for=&quot;custom-menu-item-url&quot;&gt;&lt;?php _e( &#039;URL&#039; ); ?&gt;&lt;/label&gt;
			&lt;input id=&quot;custom-menu-item-url&quot; name=&quot;menu-item[&lt;?php echo $_nav_menu_placeholder; ?&gt;][menu-item-url]&quot;
				type=&quot;text&quot;&lt;?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?&gt;
				class=&quot;code menu-item-textbox form-required&quot; placeholder=&quot;https://&quot;
			/&gt;
			&lt;span id=&quot;custom-url-error&quot; class=&quot;error-message&quot; style=&quot;display: none;&quot;&gt;&lt;?php _e( &#039;Please provide a valid link.&#039; ); ?&gt;&lt;/span&gt;
		&lt;/p&gt;

		&lt;p id=&quot;menu-item-name-wrap&quot; class=&quot;wp-clearfix&quot;&gt;
			&lt;label class=&quot;howto&quot; for=&quot;custom-menu-item-name&quot;&gt;&lt;?php _e( &#039;Link Text&#039; ); ?&gt;&lt;/label&gt;
			&lt;input id=&quot;custom-menu-item-name&quot; name=&quot;menu-item[&lt;?php echo $_nav_menu_placeholder; ?&gt;][menu-item-title]&quot;
				type=&quot;text&quot;&lt;?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?&gt;
				class=&quot;regular-text menu-item-textbox&quot;
			/&gt;
		&lt;/p&gt;

		&lt;p class=&quot;button-controls wp-clearfix&quot;&gt;
			&lt;span class=&quot;add-to-menu&quot;&gt;
				&lt;input id=&quot;submit-customlinkdiv&quot; name=&quot;add-custom-menu-item&quot;
					type=&quot;submit&quot;&lt;?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?&gt;
					class=&quot;button submit-add-to-menu right&quot; value=&quot;&lt;?php esc_attr_e( &#039;Add to Menu&#039; ); ?&gt;&quot;
				/&gt;
				&lt;span class=&quot;spinner&quot;&gt;&lt;/span&gt;
			&lt;/span&gt;
		&lt;/p&gt;

	&lt;/div&gt;&lt;!-- /.customlinkdiv --&gt;
	&lt;?php
}

/**
 * Displays a meta box for a post type menu item.
 *
 * @since 3.0.0
 *
 * @global int        $_nav_menu_placeholder
 * @global int|string $nav_menu_selected_id
 *
 * @param string $data_object Not used.
 * @param array  $box {
 *     Post type menu item meta box arguments.
 *
 *     @type string       $id       Meta box &#039;id&#039; attribute.
 *     @type string       $title    Meta box title.
 *     @type callable     $callback Meta box display callback.
 *     @type WP_Post_Type $args     Extra meta box arguments (the post type object for this meta box).
 * }
 */
function wp_nav_menu_item_post_type_meta_box( $data_object, $box ) {
	global $_nav_menu_placeholder, $nav_menu_selected_id;

	$post_type_name = $box[&#039;args&#039;]-&gt;name;
	$post_type      = get_post_type_object( $post_type_name );
	$tab_name       = $post_type_name . &#039;-tab&#039;;

	// Paginate browsing for large numbers of post objects.
	$per_page = 50;
	$pagenum  = isset( $_REQUEST[ $tab_name ] ) &amp;&amp; isset( $_REQUEST[&#039;paged&#039;] ) ? absint( $_REQUEST[&#039;paged&#039;] ) : 1;
	$offset   = 0 &lt; $pagenum ? $per_page * ( $pagenum - 1 ) : 0;

	$args = array(
		&#039;offset&#039;                 =&gt; $offset,
		&#039;order&#039;                  =&gt; &#039;ASC&#039;,
		&#039;orderby&#039;                =&gt; &#039;title&#039;,
		&#039;posts_per_page&#039;         =&gt; $per_page,
		&#039;post_type&#039;              =&gt; $post_type_name,
		&#039;suppress_filters&#039;       =&gt; true,
		&#039;update_post_term_cache&#039; =&gt; false,
		&#039;update_post_meta_cache&#039; =&gt; false,
	);

	if ( isset( $box[&#039;args&#039;]-&gt;_default_query ) ) {
		$args = array_merge( $args, (array) $box[&#039;args&#039;]-&gt;_default_query );
	}

	/*
	 * If we&#039;re dealing with pages, let&#039;s prioritize the Front Page,
	 * Posts Page and Privacy Policy Page at the top of the list.
	 */
	$important_pages = array();
	if ( &#039;page&#039; === $post_type_name ) {
		$suppress_page_ids = array();

		// Insert Front Page or custom Home link.
		$front_page = &#039;page&#039; === get_option( &#039;show_on_front&#039; ) ? (int) get_option( &#039;page_on_front&#039; ) : 0;

		$front_page_obj = null;

		if ( ! empty( $front_page ) ) {
			$front_page_obj = get_post( $front_page );
		}

		if ( $front_page_obj ) {
			$front_page_obj-&gt;front_or_home = true;

			$important_pages[]   = $front_page_obj;
			$suppress_page_ids[] = $front_page_obj-&gt;ID;
		} else {
			$_nav_menu_placeholder = ( 0 &gt; $_nav_menu_placeholder ) ? (int) $_nav_menu_placeholder - 1 : -1;
			$front_page_obj        = (object) array(
				&#039;front_or_home&#039; =&gt; true,
				&#039;ID&#039;            =&gt; 0,
				&#039;object_id&#039;     =&gt; $_nav_menu_placeholder,
				&#039;post_content&#039;  =&gt; &#039;&#039;,
				&#039;post_excerpt&#039;  =&gt; &#039;&#039;,
				&#039;post_parent&#039;   =&gt; &#039;&#039;,
				&#039;post_title&#039;    =&gt; _x( &#039;Home&#039;, &#039;nav menu home label&#039; ),
				&#039;post_type&#039;     =&gt; &#039;nav_menu_item&#039;,
				&#039;type&#039;          =&gt; &#039;custom&#039;,
				&#039;url&#039;           =&gt; home_url( &#039;/&#039; ),
			);

			$important_pages[] = $front_page_obj;
		}

		// Insert Posts Page.
		$posts_page = &#039;page&#039; === get_option( &#039;show_on_front&#039; ) ? (int) get_option( &#039;page_for_posts&#039; ) : 0;

		if ( ! empty( $posts_page ) ) {
			$posts_page_obj = get_post( $posts_page );

			if ( $posts_page_obj ) {
				$front_page_obj-&gt;posts_page = true;

				$important_pages[]   = $posts_page_obj;
				$suppress_page_ids[] = $posts_page_obj-&gt;ID;
			}
		}

		// Insert Privacy Policy Page.
		$privacy_policy_page_id = (int) get_option( &#039;wp_page_for_privacy_policy&#039; );

		if ( ! empty( $privacy_policy_page_id ) ) {
			$privacy_policy_page = get_post( $privacy_policy_page_id );

			if ( $privacy_policy_page instanceof WP_Post &amp;&amp; &#039;publish&#039; === $privacy_policy_page-&gt;post_status ) {
				$privacy_policy_page-&gt;privacy_policy_page = true;

				$important_pages[]   = $privacy_policy_page;
				$suppress_page_ids[] = $privacy_policy_page-&gt;ID;
			}
		}

		// Add suppression array to arguments for WP_Query.
		if ( ! empty( $suppress_page_ids ) ) {
			$args[&#039;post__not_in&#039;] = $suppress_page_ids;
		}
	}

	// @todo Transient caching of these results with proper invalidation on updating of a post of this type.
	$get_posts = new WP_Query();
	$posts     = $get_posts-&gt;query( $args );

	// Only suppress and insert when more than just suppression pages available.
	if ( ! $get_posts-&gt;post_count ) {
		if ( ! empty( $suppress_page_ids ) ) {
			unset( $args[&#039;post__not_in&#039;] );
			$get_posts = new WP_Query();
			$posts     = $get_posts-&gt;query( $args );
		} else {
			echo &#039;&lt;p&gt;&#039; . __( &#039;No items.&#039; ) . &#039;&lt;/p&gt;&#039;;
			return;
		}
	} elseif ( ! empty( $important_pages ) ) {
		$posts = array_merge( $important_pages, $posts );
	}

	$num_pages = $get_posts-&gt;max_num_pages;

	$page_links = paginate_links(
		array(
			&#039;base&#039;               =&gt; add_query_arg(
				array(
					$tab_name     =&gt; &#039;all&#039;,
					&#039;paged&#039;       =&gt; &#039;%#%&#039;,
					&#039;item-type&#039;   =&gt; &#039;post_type&#039;,
					&#039;item-object&#039; =&gt; $post_type_name,
				)
			),
			&#039;format&#039;             =&gt; &#039;&#039;,
			&#039;prev_text&#039;          =&gt; &#039;&lt;span aria-label=&quot;&#039; . esc_attr__( &#039;Previous page&#039; ) . &#039;&quot;&gt;&#039; . __( &#039;&amp;laquo;&#039; ) . &#039;&lt;/span&gt;&#039;,
			&#039;next_text&#039;          =&gt; &#039;&lt;span aria-label=&quot;&#039; . esc_attr__( &#039;Next page&#039; ) . &#039;&quot;&gt;&#039; . __( &#039;&amp;raquo;&#039; ) . &#039;&lt;/span&gt;&#039;,
			/* translators: Hidden accessibility text. */
			&#039;before_page_number&#039; =&gt; &#039;&lt;span class=&quot;screen-reader-text&quot;&gt;&#039; . __( &#039;Page&#039; ) . &#039;&lt;/span&gt; &#039;,
			&#039;total&#039;              =&gt; $num_pages,
			&#039;current&#039;            =&gt; $pagenum,
		)
	);

	$db_fields = false;
	if ( is_post_type_hierarchical( $post_type_name ) ) {
		$db_fields = array(
			&#039;parent&#039; =&gt; &#039;post_parent&#039;,
			&#039;id&#039;     =&gt; &#039;ID&#039;,
		);
	}

	$walker = new Walker_Nav_Menu_Checklist( $db_fields );

	$current_tab = &#039;most-recent&#039;;

	if ( isset( $_REQUEST[ $tab_name ] ) &amp;&amp; in_array( $_REQUEST[ $tab_name ], array( &#039;all&#039;, &#039;search&#039; ), true ) ) {
		$current_tab = $_REQUEST[ $tab_name ];
	}

	if ( ! empty( $_REQUEST[ &quot;quick-search-posttype-{$post_type_name}&quot; ] ) ) {
		$current_tab = &#039;search&#039;;
	}

	$removed_args = array(
		&#039;action&#039;,
		&#039;customlink-tab&#039;,
		&#039;edit-menu-item&#039;,
		&#039;menu-item&#039;,
		&#039;page-tab&#039;,
		&#039;_wpnonce&#039;,
	);

	$most_recent_url = &#039;&#039;;
	$view_all_url    = &#039;&#039;;
	$search_url      = &#039;&#039;;

	if ( $nav_menu_selected_id ) {
		$most_recent_url = add_query_arg( $tab_name, &#039;most-recent&#039;, remove_query_arg( $removed_args ) );
		$view_all_url    = add_query_arg( $tab_name, &#039;all&#039;, remove_query_arg( $removed_args ) );
		$search_url      = add_query_arg( $tab_name, &#039;search&#039;, remove_query_arg( $removed_args ) );
	}
	?&gt;
	&lt;div id=&quot;&lt;?php echo esc_attr( &quot;posttype-{$post_type_name}&quot; ); ?&gt;&quot; class=&quot;posttypediv&quot;&gt;
		&lt;ul id=&quot;&lt;?php echo esc_attr( &quot;posttype-{$post_type_name}-tabs&quot; ); ?&gt;&quot; class=&quot;posttype-tabs add-menu-item-tabs&quot;&gt;
			&lt;li &lt;?php echo ( &#039;most-recent&#039; === $current_tab ? &#039; class=&quot;tabs&quot;&#039; : &#039;&#039; ); ?&gt;&gt;
				&lt;a class=&quot;nav-tab-link&quot;
					data-type=&quot;&lt;?php echo esc_attr( &quot;tabs-panel-posttype-{$post_type_name}-most-recent&quot; ); ?&gt;&quot;
					href=&quot;&lt;?php echo esc_url( $most_recent_url . &quot;#tabs-panel-posttype-{$post_type_name}-most-recent&quot; ); ?&gt;&quot;
				&gt;
					&lt;?php _e( &#039;Most Recent&#039; ); ?&gt;
				&lt;/a&gt;
			&lt;/li&gt;
			&lt;li &lt;?php echo ( &#039;all&#039; === $current_tab ? &#039; class=&quot;tabs&quot;&#039; : &#039;&#039; ); ?&gt;&gt;
				&lt;a class=&quot;nav-tab-link&quot;
					data-type=&quot;&lt;?php echo esc_attr( &quot;{$post_type_name}-all&quot; ); ?&gt;&quot;
					href=&quot;&lt;?php echo esc_url( $view_all_url . &quot;#{$post_type_name}-all&quot; ); ?&gt;&quot;
				&gt;
					&lt;?php _e( &#039;View All&#039; ); ?&gt;
				&lt;/a&gt;
			&lt;/li&gt;
			&lt;li &lt;?php echo ( &#039;search&#039; === $current_tab ? &#039; class=&quot;tabs&quot;&#039; : &#039;&#039; ); ?&gt;&gt;
				&lt;a class=&quot;nav-tab-link&quot;
					data-type=&quot;&lt;?php echo esc_attr( &quot;tabs-panel-posttype-{$post_type_name}-search&quot; ); ?&gt;&quot;
					href=&quot;&lt;?php echo esc_url( $search_url . &quot;#tabs-panel-posttype-{$post_type_name}-search&quot; ); ?&gt;&quot;
				&gt;
					&lt;?php _e( &#039;Search&#039; ); ?&gt;
				&lt;/a&gt;
			&lt;/li&gt;
		&lt;/ul&gt;&lt;!-- .posttype-tabs --&gt;

		&lt;div id=&quot;&lt;?php echo esc_attr( &quot;tabs-panel-posttype-{$post_type_name}-most-recent&quot; ); ?&gt;&quot;
			class=&quot;tabs-panel &lt;?php echo ( &#039;most-recent&#039; === $current_tab ? &#039;tabs-panel-active&#039; : &#039;tabs-panel-inactive&#039; ); ?&gt;&quot;
			role=&quot;region&quot; aria-label=&quot;&lt;?php esc_attr_e( &#039;Most Recent&#039; ); ?&gt;&quot; tabindex=&quot;0&quot;
		&gt;
			&lt;ul id=&quot;&lt;?php echo esc_attr( &quot;{$post_type_name}checklist-most-recent&quot; ); ?&gt;&quot;
				class=&quot;categorychecklist form-no-clear&quot;
			&gt;
				&lt;?php
				$recent_args = array_merge(
					$args,
					array(
						&#039;orderby&#039;        =&gt; &#039;post_date&#039;,
						&#039;order&#039;          =&gt; &#039;DESC&#039;,
						&#039;posts_per_page&#039; =&gt; 15,
					)
				);
				$most_recent = $get_posts-&gt;query( $recent_args );

				$args[&#039;walker&#039;] = $walker;

				/**
				 * Filters the posts displayed in the &#039;Most Recent&#039; tab of the current
				 * post type&#039;s menu items meta box.
				 *
				 * The dynamic portion of the hook name, `$post_type_name`, refers to the post type name.
				 *
				 * Possible hook names include:
				 *
				 *  - `nav_menu_items_post_recent`
				 *  - `nav_menu_items_page_recent`
				 *
				 * @since 4.3.0
				 * @since 4.9.0 Added the `$recent_args` parameter.
				 *
				 * @param WP_Post[] $most_recent An array of post objects being listed.
				 * @param array     $args        An array of `WP_Query` arguments for the meta box.
				 * @param array     $box         Arguments passed to `wp_nav_menu_item_post_type_meta_box()`.
				 * @param array     $recent_args An array of `WP_Query` arguments for &#039;Most Recent&#039; tab.
				 */
				$most_recent = apply_filters(
					&quot;nav_menu_items_{$post_type_name}_recent&quot;,
					$most_recent,
					$args,
					$box,
					$recent_args
				);

				echo walk_nav_menu_tree(
					array_map( &#039;wp_setup_nav_menu_item&#039;, $most_recent ),
					0,
					(object) $args
				);
				?&gt;
			&lt;/ul&gt;
		&lt;/div&gt;&lt;!-- /.tabs-panel --&gt;

		&lt;div id=&quot;&lt;?php echo esc_attr( &quot;tabs-panel-posttype-{$post_type_name}-search&quot; ); ?&gt;&quot;
			class=&quot;tabs-panel &lt;?php echo ( &#039;search&#039; === $current_tab ? &#039;tabs-panel-active&#039; : &#039;tabs-panel-inactive&#039; ); ?&gt;&quot;
			role=&quot;region&quot; aria-label=&quot;&lt;?php echo esc_attr( $post_type-&gt;labels-&gt;search_items ); ?&gt;&quot; tabindex=&quot;0&quot;
		&gt;
			&lt;?php
			if ( isset( $_REQUEST[ &quot;quick-search-posttype-{$post_type_name}&quot; ] ) ) {
				$searched       = esc_attr( $_REQUEST[ &quot;quick-search-posttype-{$post_type_name}&quot; ] );
				$search_results = get_posts(
					array(
						&#039;s&#039;         =&gt; $searched,
						&#039;post_type&#039; =&gt; $post_type_name,
						&#039;fields&#039;    =&gt; &#039;all&#039;,
						&#039;order&#039;     =&gt; &#039;DESC&#039;,
					)
				);
			} else {
				$searched       = &#039;&#039;;
				$search_results = array();
			}
			?&gt;
			&lt;p class=&quot;quick-search-wrap&quot;&gt;
				&lt;label for=&quot;&lt;?php echo esc_attr( &quot;quick-search-posttype-{$post_type_name}&quot; ); ?&gt;&quot; class=&quot;screen-reader-text&quot;&gt;
					&lt;?php
					/* translators: Hidden accessibility text. */
					_e( &#039;Search&#039; );
					?&gt;
				&lt;/label&gt;
				&lt;input type=&quot;search&quot;&lt;?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?&gt;
					class=&quot;quick-search&quot; value=&quot;&lt;?php echo $searched; ?&gt;&quot;
					name=&quot;&lt;?php echo esc_attr( &quot;quick-search-posttype-{$post_type_name}&quot; ); ?&gt;&quot;
					id=&quot;&lt;?php echo esc_attr( &quot;quick-search-posttype-{$post_type_name}&quot; ); ?&gt;&quot;
				/&gt;
				&lt;span class=&quot;spinner&quot;&gt;&lt;/span&gt;
				&lt;?php
				submit_button(
					__( &#039;Search&#039; ),
					&#039;small quick-search-submit hide-if-js&#039;,
					&#039;submit&#039;,
					false,
					array( &#039;id&#039; =&gt; &quot;submit-quick-search-posttype-{$post_type_name}&quot; )
				);
				?&gt;
			&lt;/p&gt;

			&lt;ul id=&quot;&lt;?php echo esc_attr( &quot;{$post_type_name}-search-checklist&quot; ); ?&gt;&quot;
				data-wp-lists=&quot;&lt;?php echo esc_attr( &quot;list:{$post_type_name}&quot; ); ?&gt;&quot;
				class=&quot;categorychecklist form-no-clear&quot;
			&gt;
			&lt;?php if ( ! empty( $search_results ) &amp;&amp; ! is_wp_error( $search_results ) ) : ?&gt;
				&lt;?php
				$args[&#039;walker&#039;] = $walker;
				echo walk_nav_menu_tree(
					array_map( &#039;wp_setup_nav_menu_item&#039;, $search_results ),
					0,
					(object) $args
				);
				?&gt;
			&lt;?php elseif ( is_wp_error( $search_results ) ) : ?&gt;
				&lt;li&gt;&lt;?php echo $search_results-&gt;get_error_message(); ?&gt;&lt;/li&gt;
			&lt;?php elseif ( ! empty( $searched ) ) : ?&gt;
				&lt;li&gt;&lt;?php _e( &#039;No results found.&#039; ); ?&gt;&lt;/li&gt;
			&lt;?php endif; ?&gt;
			&lt;/ul&gt;
		&lt;/div&gt;&lt;!-- /.tabs-panel --&gt;

		&lt;div id=&quot;&lt;?php echo esc_attr( &quot;{$post_type_name}-all&quot; ); ?&gt;&quot;
			class=&quot;tabs-panel tabs-panel-view-all &lt;?php echo ( &#039;all&#039; === $current_tab ? &#039;tabs-panel-active&#039; : &#039;tabs-panel-inactive&#039; ); ?&gt;&quot;
			role=&quot;region&quot; aria-label=&quot;&lt;?php echo esc_attr( $post_type-&gt;labels-&gt;all_items ); ?&gt;&quot; tabindex=&quot;0&quot;
		&gt;
			&lt;?php if ( ! empty( $page_links ) ) : ?&gt;
				&lt;div class=&quot;add-menu-item-pagelinks&quot;&gt;
					&lt;?php echo $page_links; ?&gt;
				&lt;/div&gt;
			&lt;?php endif; ?&gt;

			&lt;ul id=&quot;&lt;?php echo esc_attr( &quot;{$post_type_name}checklist&quot; ); ?&gt;&quot;
				data-wp-lists=&quot;&lt;?php echo esc_attr( &quot;list:{$post_type_name}&quot; ); ?&gt;&quot;
				class=&quot;categorychecklist form-no-clear&quot;
			&gt;
				&lt;?php
				$args[&#039;walker&#039;] = $walker;

				if ( $post_type-&gt;has_archive ) {
					$_nav_menu_placeholder = ( 0 &gt; $_nav_menu_placeholder ) ? (int) $_nav_menu_placeholder - 1 : -1;
					array_unshift(
						$posts,
						(object) array(
							&#039;ID&#039;           =&gt; 0,
							&#039;object_id&#039;    =&gt; $_nav_menu_placeholder,
							&#039;object&#039;       =&gt; $post_type_name,
							&#039;post_content&#039; =&gt; &#039;&#039;,
							&#039;post_excerpt&#039; =&gt; &#039;&#039;,
							&#039;post_title&#039;   =&gt; $post_type-&gt;labels-&gt;archives,
							&#039;post_type&#039;    =&gt; &#039;nav_menu_item&#039;,
							&#039;type&#039;         =&gt; &#039;post_type_archive&#039;,
							&#039;url&#039;          =&gt; get_post_type_archive_link( $post_type_name ),
						)
					);
				}

				/**
				 * Filters the posts displayed in the &#039;View All&#039; tab of the current
				 * post type&#039;s menu items meta box.
				 *
				 * The dynamic portion of the hook name, `$post_type_name`, refers
				 * to the slug of the current post type.
				 *
				 * Possible hook names include:
				 *
				 *  - `nav_menu_items_post`
				 *  - `nav_menu_items_page`
				 *
				 * @since 3.2.0
				 * @since 4.6.0 Converted the `$post_type` parameter to accept a WP_Post_Type object.
				 *
				 * @see WP_Query::query()
				 *
				 * @param object[]     $posts     The posts for the current post type. Mostly `WP_Post` objects, but
				 *                                can also contain &quot;fake&quot; post objects to represent other menu items.
				 * @param array        $args      An array of `WP_Query` arguments.
				 * @param WP_Post_Type $post_type The current post type object for this menu item meta box.
				 */
				$posts = apply_filters(
					&quot;nav_menu_items_{$post_type_name}&quot;,
					$posts,
					$args,
					$post_type
				);

				$checkbox_items = walk_nav_menu_tree(
					array_map( &#039;wp_setup_nav_menu_item&#039;, $posts ),
					0,
					(object) $args
				);

				echo $checkbox_items;
				?&gt;
			&lt;/ul&gt;

			&lt;?php if ( ! empty( $page_links ) ) : ?&gt;
				&lt;div class=&quot;add-menu-item-pagelinks&quot;&gt;
					&lt;?php echo $page_links; ?&gt;
				&lt;/div&gt;
			&lt;?php endif; ?&gt;
		&lt;/div&gt;&lt;!-- /.tabs-panel --&gt;

		&lt;p class=&quot;button-controls wp-clearfix&quot; data-items-type=&quot;&lt;?php echo esc_attr( &quot;posttype-{$post_type_name}&quot; ); ?&gt;&quot;&gt;
			&lt;span class=&quot;list-controls hide-if-no-js&quot;&gt;
				&lt;input type=&quot;checkbox&quot;&lt;?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?&gt;
					id=&quot;&lt;?php echo esc_attr( $tab_name ); ?&gt;&quot; class=&quot;select-all&quot;
				/&gt;
				&lt;label for=&quot;&lt;?php echo esc_attr( $tab_name ); ?&gt;&quot;&gt;&lt;?php _e( &#039;Select All&#039; ); ?&gt;&lt;/label&gt;
			&lt;/span&gt;

			&lt;span class=&quot;add-to-menu&quot;&gt;
				&lt;input type=&quot;submit&quot;&lt;?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?&gt;
					class=&quot;button submit-add-to-menu right&quot; value=&quot;&lt;?php esc_attr_e( &#039;Add to Menu&#039; ); ?&gt;&quot;
					name=&quot;add-post-type-menu-item&quot; id=&quot;&lt;?php echo esc_attr( &quot;submit-posttype-{$post_type_name}&quot; ); ?&gt;&quot;
				/&gt;
				&lt;span class=&quot;spinner&quot;&gt;&lt;/span&gt;
			&lt;/span&gt;
		&lt;/p&gt;

	&lt;/div&gt;&lt;!-- /.posttypediv --&gt;
	&lt;?php
}

/**
 * Displays a meta box for a taxonomy menu item.
 *
 * @since 3.0.0
 *
 * @global int|string $nav_menu_selected_id
 *
 * @param string $data_object Not used.
 * @param array  $box {
 *     Taxonomy menu item meta box arguments.
 *
 *     @type string   $id       Meta box &#039;id&#039; attribute.
 *     @type string   $title    Meta box title.
 *     @type callable $callback Meta box display callback.
 *     @type object   $args     Extra meta box arguments (the taxonomy object for this meta box).
 * }
 */
function wp_nav_menu_item_taxonomy_meta_box( $data_object, $box ) {
	global $nav_menu_selected_id;

	$taxonomy_name = $box[&#039;args&#039;]-&gt;name;
	$taxonomy      = get_taxonomy( $taxonomy_name );
	$tab_name      = $taxonomy_name . &#039;-tab&#039;;

	// Paginate browsing for large numbers of objects.
	$per_page = 50;
	$pagenum  = isset( $_REQUEST[ $tab_name ] ) &amp;&amp; isset( $_REQUEST[&#039;paged&#039;] ) ? absint( $_REQUEST[&#039;paged&#039;] ) : 1;
	$offset   = 0 &lt; $pagenum ? $per_page * ( $pagenum - 1 ) : 0;

	$args = array(
		&#039;taxonomy&#039;     =&gt; $taxonomy_name,
		&#039;child_of&#039;     =&gt; 0,
		&#039;exclude&#039;      =&gt; &#039;&#039;,
		&#039;hide_empty&#039;   =&gt; false,
		&#039;hierarchical&#039; =&gt; 1,
		&#039;include&#039;      =&gt; &#039;&#039;,
		&#039;number&#039;       =&gt; $per_page,
		&#039;offset&#039;       =&gt; $offset,
		&#039;order&#039;        =&gt; &#039;ASC&#039;,
		&#039;orderby&#039;      =&gt; &#039;name&#039;,
		&#039;pad_counts&#039;   =&gt; false,
	);

	$terms = get_terms( $args );

	if ( ! $terms || is_wp_error( $terms ) ) {
		echo &#039;&lt;p&gt;&#039; . __( &#039;No items.&#039; ) . &#039;&lt;/p&gt;&#039;;
		return;
	}

	$num_pages = (int) ceil(
		(int) wp_count_terms(
			array_merge(
				$args,
				array(
					&#039;number&#039; =&gt; &#039;&#039;,
					&#039;offset&#039; =&gt; &#039;&#039;,
				)
			)
		) / $per_page
	);

	$page_links = paginate_links(
		array(
			&#039;base&#039;               =&gt; add_query_arg(
				array(
					$tab_name     =&gt; &#039;all&#039;,
					&#039;paged&#039;       =&gt; &#039;%#%&#039;,
					&#039;item-type&#039;   =&gt; &#039;taxonomy&#039;,
					&#039;item-object&#039; =&gt; $taxonomy_name,
				)
			),
			&#039;format&#039;             =&gt; &#039;&#039;,
			&#039;prev_text&#039;          =&gt; &#039;&lt;span aria-label=&quot;&#039; . esc_attr__( &#039;Previous page&#039; ) . &#039;&quot;&gt;&#039; . __( &#039;&amp;laquo;&#039; ) . &#039;&lt;/span&gt;&#039;,
			&#039;next_text&#039;          =&gt; &#039;&lt;span aria-label=&quot;&#039; . esc_attr__( &#039;Next page&#039; ) . &#039;&quot;&gt;&#039; . __( &#039;&amp;raquo;&#039; ) . &#039;&lt;/span&gt;&#039;,
			/* translators: Hidden accessibility text. */
			&#039;before_page_number&#039; =&gt; &#039;&lt;span class=&quot;screen-reader-text&quot;&gt;&#039; . __( &#039;Page&#039; ) . &#039;&lt;/span&gt; &#039;,
			&#039;total&#039;              =&gt; $num_pages,
			&#039;current&#039;            =&gt; $pagenum,
		)
	);

	$db_fields = false;
	if ( is_taxonomy_hierarchical( $taxonomy_name ) ) {
		$db_fields = array(
			&#039;parent&#039; =&gt; &#039;parent&#039;,
			&#039;id&#039;     =&gt; &#039;term_id&#039;,
		);
	}

	$walker = new Walker_Nav_Menu_Checklist( $db_fields );

	$current_tab = &#039;most-used&#039;;

	if ( isset( $_REQUEST[ $tab_name ] ) &amp;&amp; in_array( $_REQUEST[ $tab_name ], array( &#039;all&#039;, &#039;most-used&#039;, &#039;search&#039; ), true ) ) {
		$current_tab = $_REQUEST[ $tab_name ];
	}

	if ( ! empty( $_REQUEST[ &quot;quick-search-taxonomy-{$taxonomy_name}&quot; ] ) ) {
		$current_tab = &#039;search&#039;;
	}

	$removed_args = array(
		&#039;action&#039;,
		&#039;customlink-tab&#039;,
		&#039;edit-menu-item&#039;,
		&#039;menu-item&#039;,
		&#039;page-tab&#039;,
		&#039;_wpnonce&#039;,
	);

	$most_used_url = &#039;&#039;;
	$view_all_url  = &#039;&#039;;
	$search_url    = &#039;&#039;;

	if ( $nav_menu_selected_id ) {
		$most_used_url = add_query_arg( $tab_name, &#039;most-used&#039;, remove_query_arg( $removed_args ) );
		$view_all_url  = add_query_arg( $tab_name, &#039;all&#039;, remove_query_arg( $removed_args ) );
		$search_url    = add_query_arg( $tab_name, &#039;search&#039;, remove_query_arg( $removed_args ) );
	}
	?&gt;
	&lt;div id=&quot;&lt;?php echo esc_attr( &quot;taxonomy-{$taxonomy_name}&quot; ); ?&gt;&quot; class=&quot;taxonomydiv&quot;&gt;
		&lt;ul id=&quot;&lt;?php echo esc_attr( &quot;taxonomy-{$taxonomy_name}-tabs&quot; ); ?&gt;&quot; class=&quot;taxonomy-tabs add-menu-item-tabs&quot;&gt;
			&lt;li &lt;?php echo ( &#039;most-used&#039; === $current_tab ? &#039; class=&quot;tabs&quot;&#039; : &#039;&#039; ); ?&gt;&gt;
				&lt;a class=&quot;nav-tab-link&quot;
					data-type=&quot;&lt;?php echo esc_attr( &quot;tabs-panel-{$taxonomy_name}-pop&quot; ); ?&gt;&quot;
					href=&quot;&lt;?php echo esc_url( $most_used_url . &quot;#tabs-panel-{$taxonomy_name}-pop&quot; ); ?&gt;&quot;
				&gt;
					&lt;?php echo esc_html( $taxonomy-&gt;labels-&gt;most_used ); ?&gt;
				&lt;/a&gt;
			&lt;/li&gt;
			&lt;li &lt;?php echo ( &#039;all&#039; === $current_tab ? &#039; class=&quot;tabs&quot;&#039; : &#039;&#039; ); ?&gt;&gt;
				&lt;a class=&quot;nav-tab-link&quot;
					data-type=&quot;&lt;?php echo esc_attr( &quot;tabs-panel-{$taxonomy_name}-all&quot; ); ?&gt;&quot;
					href=&quot;&lt;?php echo esc_url( $view_all_url . &quot;#tabs-panel-{$taxonomy_name}-all&quot; ); ?&gt;&quot;
				&gt;
					&lt;?php _e( &#039;View All&#039; ); ?&gt;
				&lt;/a&gt;
			&lt;/li&gt;
			&lt;li &lt;?php echo ( &#039;search&#039; === $current_tab ? &#039; class=&quot;tabs&quot;&#039; : &#039;&#039; ); ?&gt;&gt;
				&lt;a class=&quot;nav-tab-link&quot;
					data-type=&quot;&lt;?php echo esc_attr( &quot;tabs-panel-search-taxonomy-{$taxonomy_name}&quot; ); ?&gt;&quot;
					href=&quot;&lt;?php echo esc_url( $search_url . &quot;#tabs-panel-search-taxonomy-{$taxonomy_name}&quot; ); ?&gt;&quot;
				&gt;
					&lt;?php _e( &#039;Search&#039; ); ?&gt;
				&lt;/a&gt;
			&lt;/li&gt;
		&lt;/ul&gt;&lt;!-- .taxonomy-tabs --&gt;

		&lt;div id=&quot;&lt;?php echo esc_attr( &quot;tabs-panel-{$taxonomy_name}-pop&quot; ); ?&gt;&quot;
			class=&quot;tabs-panel &lt;?php echo ( &#039;most-used&#039; === $current_tab ? &#039;tabs-panel-active&#039; : &#039;tabs-panel-inactive&#039; ); ?&gt;&quot;
			role=&quot;region&quot; aria-label=&quot;&lt;?php echo esc_attr( $taxonomy-&gt;labels-&gt;most_used ); ?&gt;&quot; tabindex=&quot;0&quot;
		&gt;
			&lt;ul id=&quot;&lt;?php echo esc_attr( &quot;{$taxonomy_name}checklist-pop&quot; ); ?&gt;&quot;
				class=&quot;categorychecklist form-no-clear&quot;
			&gt;
				&lt;?php
				$popular_terms = get_terms(
					array(
						&#039;taxonomy&#039;     =&gt; $taxonomy_name,
						&#039;orderby&#039;      =&gt; &#039;count&#039;,
						&#039;order&#039;        =&gt; &#039;DESC&#039;,
						&#039;number&#039;       =&gt; 10,
						&#039;hierarchical&#039; =&gt; false,
					)
				);

				$args[&#039;walker&#039;] = $walker;
				echo walk_nav_menu_tree(
					array_map( &#039;wp_setup_nav_menu_item&#039;, $popular_terms ),
					0,
					(object) $args
				);
				?&gt;
			&lt;/ul&gt;
		&lt;/div&gt;&lt;!-- /.tabs-panel --&gt;

		&lt;div id=&quot;&lt;?php echo esc_attr( &quot;tabs-panel-{$taxonomy_name}-all&quot; ); ?&gt;&quot;
			class=&quot;tabs-panel tabs-panel-view-all &lt;?php echo ( &#039;all&#039; === $current_tab ? &#039;tabs-panel-active&#039; : &#039;tabs-panel-inactive&#039; ); ?&gt;&quot;
			role=&quot;region&quot; aria-label=&quot;&lt;?php echo esc_attr( $taxonomy-&gt;labels-&gt;all_items ); ?&gt;&quot; tabindex=&quot;0&quot;
		&gt;
			&lt;?php if ( ! empty( $page_links ) ) : ?&gt;
				&lt;div class=&quot;add-menu-item-pagelinks&quot;&gt;
					&lt;?php echo $page_links; ?&gt;
				&lt;/div&gt;
			&lt;?php endif; ?&gt;

			&lt;ul id=&quot;&lt;?php echo esc_attr( &quot;{$taxonomy_name}checklist&quot; ); ?&gt;&quot;
				data-wp-lists=&quot;&lt;?php echo esc_attr( &quot;list:{$taxonomy_name}&quot; ); ?&gt;&quot;
				class=&quot;categorychecklist form-no-clear&quot;
			&gt;
				&lt;?php
				$args[&#039;walker&#039;] = $walker;
				echo walk_nav_menu_tree(
					array_map( &#039;wp_setup_nav_menu_item&#039;, $terms ),
					0,
					(object) $args
				);
				?&gt;
			&lt;/ul&gt;

			&lt;?php if ( ! empty( $page_links ) ) : ?&gt;
				&lt;div class=&quot;add-menu-item-pagelinks&quot;&gt;
					&lt;?php echo $page_links; ?&gt;
				&lt;/div&gt;
			&lt;?php endif; ?&gt;
		&lt;/div&gt;&lt;!-- /.tabs-panel --&gt;

		&lt;div id=&quot;&lt;?php echo esc_attr( &quot;tabs-panel-search-taxonomy-{$taxonomy_name}&quot; ); ?&gt;&quot;
			class=&quot;tabs-panel &lt;?php echo ( &#039;search&#039; === $current_tab ? &#039;tabs-panel-active&#039; : &#039;tabs-panel-inactive&#039; ); ?&gt;&quot;
			role=&quot;region&quot; aria-label=&quot;&lt;?php echo esc_attr( $taxonomy-&gt;labels-&gt;search_items ); ?&gt;&quot; tabindex=&quot;0&quot;&gt;
			&lt;?php
			if ( isset( $_REQUEST[ &quot;quick-search-taxonomy-{$taxonomy_name}&quot; ] ) ) {
				$searched       = esc_attr( $_REQUEST[ &quot;quick-search-taxonomy-{$taxonomy_name}&quot; ] );
				$search_results = get_terms(
					array(
						&#039;taxonomy&#039;     =&gt; $taxonomy_name,
						&#039;name__like&#039;   =&gt; $searched,
						&#039;fields&#039;       =&gt; &#039;all&#039;,
						&#039;orderby&#039;      =&gt; &#039;count&#039;,
						&#039;order&#039;        =&gt; &#039;DESC&#039;,
						&#039;hierarchical&#039; =&gt; false,
					)
				);
			} else {
				$searched       = &#039;&#039;;
				$search_results = array();
			}
			?&gt;
			&lt;p class=&quot;quick-search-wrap&quot;&gt;
				&lt;label for=&quot;&lt;?php echo esc_attr( &quot;quick-search-taxonomy-{$taxonomy_name}&quot; ); ?&gt;&quot; class=&quot;screen-reader-text&quot;&gt;
					&lt;?php
					/* translators: Hidden accessibility text. */
					_e( &#039;Search&#039; );
					?&gt;
				&lt;/label&gt;
				&lt;input type=&quot;search&quot;
					class=&quot;quick-search&quot; value=&quot;&lt;?php echo $searched; ?&gt;&quot;
					name=&quot;&lt;?php echo esc_attr( &quot;quick-search-taxonomy-{$taxonomy_name}&quot; ); ?&gt;&quot;
					id=&quot;&lt;?php echo esc_attr( &quot;quick-search-taxonomy-{$taxonomy_name}&quot; ); ?&gt;&quot;
				/&gt;
				&lt;span class=&quot;spinner&quot;&gt;&lt;/span&gt;
				&lt;?php
				submit_button(
					__( &#039;Search&#039; ),
					&#039;small quick-search-submit hide-if-js&#039;,
					&#039;submit&#039;,
					false,
					array( &#039;id&#039; =&gt; &quot;submit-quick-search-taxonomy-{$taxonomy_name}&quot; )
				);
				?&gt;
			&lt;/p&gt;

			&lt;ul id=&quot;&lt;?php echo esc_attr( &quot;{$taxonomy_name}-search-checklist&quot; ); ?&gt;&quot;
				data-wp-lists=&quot;&lt;?php echo esc_attr( &quot;list:{$taxonomy_name}&quot; ); ?&gt;&quot;
				class=&quot;categorychecklist form-no-clear&quot;
			&gt;
			&lt;?php if ( ! empty( $search_results ) &amp;&amp; ! is_wp_error( $search_results ) ) : ?&gt;
				&lt;?php
				$args[&#039;walker&#039;] = $walker;
				echo walk_nav_menu_tree(
					array_map( &#039;wp_setup_nav_menu_item&#039;, $search_results ),
					0,
					(object) $args
				);
				?&gt;
			&lt;?php elseif ( is_wp_error( $search_results ) ) : ?&gt;
				&lt;li&gt;&lt;?php echo $search_results-&gt;get_error_message(); ?&gt;&lt;/li&gt;
			&lt;?php elseif ( ! empty( $searched ) ) : ?&gt;
				&lt;li&gt;&lt;?php _e( &#039;No results found.&#039; ); ?&gt;&lt;/li&gt;
			&lt;?php endif; ?&gt;
			&lt;/ul&gt;
		&lt;/div&gt;&lt;!-- /.tabs-panel --&gt;

		&lt;p class=&quot;button-controls wp-clearfix&quot; data-items-type=&quot;&lt;?php echo esc_attr( &quot;taxonomy-{$taxonomy_name}&quot; ); ?&gt;&quot;&gt;
			&lt;span class=&quot;list-controls hide-if-no-js&quot;&gt;
				&lt;input type=&quot;checkbox&quot;&lt;?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?&gt;
					id=&quot;&lt;?php echo esc_attr( $tab_name ); ?&gt;&quot; class=&quot;select-all&quot;
				/&gt;
				&lt;label for=&quot;&lt;?php echo esc_attr( $tab_name ); ?&gt;&quot;&gt;&lt;?php _e( &#039;Select All&#039; ); ?&gt;&lt;/label&gt;
			&lt;/span&gt;

			&lt;span class=&quot;add-to-menu&quot;&gt;
				&lt;input type=&quot;submit&quot;&lt;?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?&gt;
					class=&quot;button submit-add-to-menu right&quot; value=&quot;&lt;?php esc_attr_e( &#039;Add to Menu&#039; ); ?&gt;&quot;
					name=&quot;add-taxonomy-menu-item&quot; id=&quot;&lt;?php echo esc_attr( &quot;submit-taxonomy-{$taxonomy_name}&quot; ); ?&gt;&quot;
				/&gt;
				&lt;span class=&quot;spinner&quot;&gt;&lt;/span&gt;
			&lt;/span&gt;
		&lt;/p&gt;

	&lt;/div&gt;&lt;!-- /.taxonomydiv --&gt;
	&lt;?php
}

/**
 * Save posted nav menu item data.
 *
 * @since 3.0.0
 *
 * @param int     $menu_id   The menu ID for which to save this item. Value of 0 makes a draft, orphaned menu item. Default 0.
 * @param array[] $menu_data The unsanitized POSTed menu item data.
 * @return int[] The database IDs of the items saved
 */
function wp_save_nav_menu_items( $menu_id = 0, $menu_data = array() ) {
	$menu_id     = (int) $menu_id;
	$items_saved = array();

	if ( 0 === $menu_id || is_nav_menu( $menu_id ) ) {

		// Loop through all the menu items&#039; POST values.
		foreach ( (array) $menu_data as $_possible_db_id =&gt; $_item_object_data ) {
			if (
				// Checkbox is not checked.
				empty( $_item_object_data[&#039;menu-item-object-id&#039;] ) &amp;&amp;
				(
					// And item type either isn&#039;t set.
					! isset( $_item_object_data[&#039;menu-item-type&#039;] ) ||
					// Or URL is the default.
					in_array( $_item_object_data[&#039;menu-item-url&#039;], array( &#039;https://&#039;, &#039;http://&#039;, &#039;&#039; ), true ) ||
					// Or it&#039;s not a custom menu item (but not the custom home page).
					! ( &#039;custom&#039; === $_item_object_data[&#039;menu-item-type&#039;] &amp;&amp; ! isset( $_item_object_data[&#039;menu-item-db-id&#039;] ) ) ||
					// Or it *is* a custom menu item that already exists.
					! empty( $_item_object_data[&#039;menu-item-db-id&#039;] )
				)
			) {
				// Then this potential menu item is not getting added to this menu.
				continue;
			}

			// If this possible menu item doesn&#039;t actually have a menu database ID yet.
			if (
				empty( $_item_object_data[&#039;menu-item-db-id&#039;] ) ||
				( 0 &gt; $_possible_db_id ) ||
				$_possible_db_id !== (int) $_item_object_data[&#039;menu-item-db-id&#039;]
			) {
				$_actual_db_id = 0;
			} else {
				$_actual_db_id = (int) $_item_object_data[&#039;menu-item-db-id&#039;];
			}

			$args = array(
				&#039;menu-item-db-id&#039;       =&gt; ( isset( $_item_object_data[&#039;menu-item-db-id&#039;] ) ? $_item_object_data[&#039;menu-item-db-id&#039;] : &#039;&#039; ),
				&#039;menu-item-object-id&#039;   =&gt; ( isset( $_item_object_data[&#039;menu-item-object-id&#039;] ) ? $_item_object_data[&#039;menu-item-object-id&#039;] : &#039;&#039; ),
				&#039;menu-item-object&#039;      =&gt; ( isset( $_item_object_data[&#039;menu-item-object&#039;] ) ? $_item_object_data[&#039;menu-item-object&#039;] : &#039;&#039; ),
				&#039;menu-item-parent-id&#039;   =&gt; ( isset( $_item_object_data[&#039;menu-item-parent-id&#039;] ) ? $_item_object_data[&#039;menu-item-parent-id&#039;] : &#039;&#039; ),
				&#039;menu-item-position&#039;    =&gt; ( isset( $_item_object_data[&#039;menu-item-position&#039;] ) ? $_item_object_data[&#039;menu-item-position&#039;] : &#039;&#039; ),
				&#039;menu-item-type&#039;        =&gt; ( isset( $_item_object_data[&#039;menu-item-type&#039;] ) ? $_item_object_data[&#039;menu-item-type&#039;] : &#039;&#039; ),
				&#039;menu-item-title&#039;       =&gt; ( isset( $_item_object_data[&#039;menu-item-title&#039;] ) ? $_item_object_data[&#039;menu-item-title&#039;] : &#039;&#039; ),
				&#039;menu-item-url&#039;         =&gt; ( isset( $_item_object_data[&#039;menu-item-url&#039;] ) ? $_item_object_data[&#039;menu-item-url&#039;] : &#039;&#039; ),
				&#039;menu-item-description&#039; =&gt; ( isset( $_item_object_data[&#039;menu-item-description&#039;] ) ? $_item_object_data[&#039;menu-item-description&#039;] : &#039;&#039; ),
				&#039;menu-item-attr-title&#039;  =&gt; ( isset( $_item_object_data[&#039;menu-item-attr-title&#039;] ) ? $_item_object_data[&#039;menu-item-attr-title&#039;] : &#039;&#039; ),
				&#039;menu-item-target&#039;      =&gt; ( isset( $_item_object_data[&#039;menu-item-target&#039;] ) ? $_item_object_data[&#039;menu-item-target&#039;] : &#039;&#039; ),
				&#039;menu-item-classes&#039;     =&gt; ( isset( $_item_object_data[&#039;menu-item-classes&#039;] ) ? $_item_object_data[&#039;menu-item-classes&#039;] : &#039;&#039; ),
				&#039;menu-item-xfn&#039;         =&gt; ( isset( $_item_object_data[&#039;menu-item-xfn&#039;] ) ? $_item_object_data[&#039;menu-item-xfn&#039;] : &#039;&#039; ),
			);

			$items_saved[] = wp_update_nav_menu_item( $menu_id, $_actual_db_id, $args );

		}
	}

	return $items_saved;
}

/**
 * Adds custom arguments to some of the meta box object types.
 *
 * @since 3.0.0
 *
 * @access private
 *
 * @param object $data_object The post type or taxonomy meta-object.
 * @return object The post type or taxonomy object.
 */
function _wp_nav_menu_meta_box_object( $data_object = null ) {
	if ( isset( $data_object-&gt;name ) ) {

		if ( &#039;page&#039; === $data_object-&gt;name ) {
			$data_object-&gt;_default_query = array(
				&#039;orderby&#039;     =&gt; &#039;menu_order title&#039;,
				&#039;post_status&#039; =&gt; &#039;publish&#039;,
			);

			// Posts should show only published items.
		} elseif ( &#039;post&#039; === $data_object-&gt;name ) {
			$data_object-&gt;_default_query = array(
				&#039;post_status&#039; =&gt; &#039;publish&#039;,
			);

			// Categories should be in reverse chronological order.
		} elseif ( &#039;category&#039; === $data_object-&gt;name ) {
			$data_object-&gt;_default_query = array(
				&#039;orderby&#039; =&gt; &#039;id&#039;,
				&#039;order&#039;   =&gt; &#039;DESC&#039;,
			);

			// Custom post types should show only published items.
		} else {
			$data_object-&gt;_default_query = array(
				&#039;post_status&#039; =&gt; &#039;publish&#039;,
			);
		}
	}

	return $data_object;
}

/**
 * Returns the menu formatted to edit.
 *
 * @since 3.0.0
 *
 * @param int $menu_id Optional. The ID of the menu to format. Default 0.
 * @return string|WP_Error The menu formatted to edit or error object on failure.
 */
function wp_get_nav_menu_to_edit( $menu_id = 0 ) {
	$menu = wp_get_nav_menu_object( $menu_id );

	// If the menu exists, get its items.
	if ( is_nav_menu( $menu ) ) {
		$menu_items = wp_get_nav_menu_items( $menu-&gt;term_id, array( &#039;post_status&#039; =&gt; &#039;any&#039; ) );
		$result     = &#039;&lt;div id=&quot;menu-instructions&quot; class=&quot;post-body-plain&#039;;
		$result    .= ( ! empty( $menu_items ) ) ? &#039; menu-instructions-inactive&quot;&gt;&#039; : &#039;&quot;&gt;&#039;;
		$result    .= &#039;&lt;p&gt;&#039; . __( &#039;Add menu items from the column on the left.&#039; ) . &#039;&lt;/p&gt;&#039;;
		$result    .= &#039;&lt;/div&gt;&#039;;

		if ( empty( $menu_items ) ) {
			return $result . &#039; &lt;ul class=&quot;menu&quot; id=&quot;menu-to-edit&quot;&gt; &lt;/ul&gt;&#039;;
		}

		/**
		 * Filters the Walker class used when adding nav menu items.
		 *
		 * @since 3.0.0
		 *
		 * @param string $class   The walker class to use. Default &#039;Walker_Nav_Menu_Edit&#039;.
		 * @param int    $menu_id ID of the menu being rendered.
		 */
		$walker_class_name = apply_filters( &#039;wp_edit_nav_menu_walker&#039;, &#039;Walker_Nav_Menu_Edit&#039;, $menu_id );

		if ( class_exists( $walker_class_name ) ) {
			$walker = new $walker_class_name();
		} else {
			return new WP_Error(
				&#039;menu_walker_not_exist&#039;,
				sprintf(
					/* translators: %s: Walker class name. */
					__( &#039;The Walker class named %s does not exist.&#039; ),
					&#039;&lt;strong&gt;&#039; . $walker_class_name . &#039;&lt;/strong&gt;&#039;
				)
			);
		}

		$some_pending_menu_items = false;
		$some_invalid_menu_items = false;

		foreach ( (array) $menu_items as $menu_item ) {
			if ( isset( $menu_item-&gt;post_status ) &amp;&amp; &#039;draft&#039; === $menu_item-&gt;post_status ) {
				$some_pending_menu_items = true;
			}
			if ( ! empty( $menu_item-&gt;_invalid ) ) {
				$some_invalid_menu_items = true;
			}
		}

		if ( $some_pending_menu_items ) {
			$message     = __( &#039;Click Save Menu to make pending menu items public.&#039; );
			$notice_args = array(
				&#039;type&#039;               =&gt; &#039;info&#039;,
				&#039;additional_classes&#039; =&gt; array( &#039;notice-alt&#039;, &#039;inline&#039; ),
			);
			$result     .= wp_get_admin_notice( $message, $notice_args );
		}

		if ( $some_invalid_menu_items ) {
			$message     = __( &#039;There are some invalid menu items. Please check or delete them.&#039; );
			$notice_args = array(
				&#039;type&#039;               =&gt; &#039;error&#039;,
				&#039;additional_classes&#039; =&gt; array( &#039;notice-alt&#039;, &#039;inline&#039; ),
			);
			$result     .= wp_get_admin_notice( $message, $notice_args );
		}

		$result .= &#039;&lt;ul class=&quot;menu&quot; id=&quot;menu-to-edit&quot;&gt; &#039;;
		$result .= walk_nav_menu_tree(
			array_map( &#039;wp_setup_nav_menu_item&#039;, $menu_items ),
			0,
			(object) array( &#039;walker&#039; =&gt; $walker )
		);
		$result .= &#039; &lt;/ul&gt; &#039;;

		return $result;
	} elseif ( is_wp_error( $menu ) ) {
		return $menu;
	}
}

/**
 * Returns the columns for the nav menus page.
 *
 * @since 3.0.0
 *
 * @return string[] Array of column titles keyed by their column name.
 */
function wp_nav_menu_manage_columns() {
	return array(
		&#039;_title&#039;          =&gt; __( &#039;Show advanced menu properties&#039; ),
		&#039;cb&#039;              =&gt; &#039;&lt;input type=&quot;checkbox&quot; /&gt;&#039;,
		&#039;link-target&#039;     =&gt; __( &#039;Link Target&#039; ),
		&#039;title-attribute&#039; =&gt; __( &#039;Title Attribute&#039; ),
		&#039;css-classes&#039;     =&gt; __( &#039;CSS Classes&#039; ),
		&#039;xfn&#039;             =&gt; __( &#039;Link Relationship (XFN)&#039; ),
		&#039;description&#039;     =&gt; __( &#039;Description&#039; ),
	);
}

/**
 * Deletes orphaned draft menu items
 *
 * @access private
 * @since 3.0.0
 *
 * @global wpdb $wpdb WordPress database abstraction object.
 */
function _wp_delete_orphaned_draft_menu_items() {
	global $wpdb;

	$delete_timestamp = time() - ( DAY_IN_SECONDS * EMPTY_TRASH_DAYS );

	// Delete orphaned draft menu items.
	$menu_items_to_delete = $wpdb-&gt;get_col(
		$wpdb-&gt;prepare(
			&quot;SELECT ID FROM $wpdb-&gt;posts AS p
			LEFT JOIN $wpdb-&gt;postmeta AS m ON p.ID = m.post_id
			WHERE post_type = &#039;nav_menu_item&#039; AND post_status = &#039;draft&#039;
			AND meta_key = &#039;_menu_item_orphaned&#039; AND meta_value &lt; %d&quot;,
			$delete_timestamp
		)
	);

	foreach ( (array) $menu_items_to_delete as $menu_item_id ) {
		wp_delete_post( $menu_item_id, true );
	}
}

/**
 * Saves nav menu items.
 *
 * @since 3.6.0
 *
 * @param int|string $nav_menu_selected_id    ID, slug, or name of the currently-selected menu.
 * @param string     $nav_menu_selected_title Title of the currently-selected menu.
 * @return string[] The menu updated messages.
 */
function wp_nav_menu_update_menu_items( $nav_menu_selected_id, $nav_menu_selected_title ) {
	$unsorted_menu_items = wp_get_nav_menu_items(
		$nav_menu_selected_id,
		array(
			&#039;orderby&#039;     =&gt; &#039;ID&#039;,
			&#039;output&#039;      =&gt; ARRAY_A,
			&#039;output_key&#039;  =&gt; &#039;ID&#039;,
			&#039;post_status&#039; =&gt; &#039;draft,publish&#039;,
		)
	);

	$messages   = array();
	$menu_items = array();

	// Index menu items by DB ID.
	foreach ( $unsorted_menu_items as $_item ) {
		$menu_items[ $_item-&gt;db_id ] = $_item;
	}

	$post_fields = array(
		&#039;menu-item-db-id&#039;,
		&#039;menu-item-object-id&#039;,
		&#039;menu-item-object&#039;,
		&#039;menu-item-parent-id&#039;,
		&#039;menu-item-position&#039;,
		&#039;menu-item-type&#039;,
		&#039;menu-item-title&#039;,
		&#039;menu-item-url&#039;,
		&#039;menu-item-description&#039;,
		&#039;menu-item-attr-title&#039;,
		&#039;menu-item-target&#039;,
		&#039;menu-item-classes&#039;,
		&#039;menu-item-xfn&#039;,
	);

	wp_defer_term_counting( true );

	// Loop through all the menu items&#039; POST variables.
	if ( ! empty( $_POST[&#039;menu-item-db-id&#039;] ) ) {
		foreach ( (array) $_POST[&#039;menu-item-db-id&#039;] as $_key =&gt; $k ) {

			// Menu item title can&#039;t be blank.
			if ( ! isset( $_POST[&#039;menu-item-title&#039;][ $_key ] ) || &#039;&#039; === $_POST[&#039;menu-item-title&#039;][ $_key ] ) {
				continue;
			}

			$args = array();
			foreach ( $post_fields as $field ) {
				$args[ $field ] = isset( $_POST[ $field ][ $_key ] ) ? $_POST[ $field ][ $_key ] : &#039;&#039;;
			}

			$menu_item_db_id = wp_update_nav_menu_item(
				$nav_menu_selected_id,
				( (int) $_POST[&#039;menu-item-db-id&#039;][ $_key ] !== $_key ? 0 : $_key ),
				$args
			);

			if ( is_wp_error( $menu_item_db_id ) ) {
				$messages[] = wp_get_admin_notice(
					$menu_item_db_id-&gt;get_error_message(),
					array(
						&#039;id&#039;                 =&gt; &#039;message&#039;,
						&#039;additional_classes&#039; =&gt; array( &#039;error&#039; ),
					)
				);
			} else {
				unset( $menu_items[ $menu_item_db_id ] );
			}
		}
	}

	// Remove menu items from the menu that weren&#039;t in $_POST.
	if ( ! empty( $menu_items ) ) {
		foreach ( array_keys( $menu_items ) as $menu_item_id ) {
			if ( is_nav_menu_item( $menu_item_id ) ) {
				wp_delete_post( $menu_item_id );
			}
		}
	}

	// Store &#039;auto-add&#039; pages.
	$auto_add        = ! empty( $_POST[&#039;auto-add-pages&#039;] );
	$nav_menu_option = (array) get_option( &#039;nav_menu_options&#039; );

	if ( ! isset( $nav_menu_option[&#039;auto_add&#039;] ) ) {
		$nav_menu_option[&#039;auto_add&#039;] = array();
	}

	if ( $auto_add ) {
		if ( ! in_array( $nav_menu_selected_id, $nav_menu_option[&#039;auto_add&#039;], true ) ) {
			$nav_menu_option[&#039;auto_add&#039;][] = $nav_menu_selected_id;
		}
	} else {
		$key = array_search( $nav_menu_selected_id, $nav_menu_option[&#039;auto_add&#039;], true );
		if ( false !== $key ) {
			unset( $nav_menu_option[&#039;auto_add&#039;][ $key ] );
		}
	}

	// Remove non-existent/deleted menus.
	$nav_menu_option[&#039;auto_add&#039;] = array_intersect(
		$nav_menu_option[&#039;auto_add&#039;],
		wp_get_nav_menus( array( &#039;fields&#039; =&gt; &#039;ids&#039; ) )
	);

	update_option( &#039;nav_menu_options&#039;, $nav_menu_option, false );

	wp_defer_term_counting( false );

	/** This action is documented in wp-includes/nav-menu.php */
	do_action( &#039;wp_update_nav_menu&#039;, $nav_menu_selected_id );

	/* translators: %s: Nav menu title. */
	$message     = sprintf( __( &#039;%s has been updated.&#039; ), &#039;&lt;strong&gt;&#039; . $nav_menu_selected_title . &#039;&lt;/strong&gt;&#039; );
	$notice_args = array(
		&#039;id&#039;                 =&gt; &#039;message&#039;,
		&#039;dismissible&#039;        =&gt; true,
		&#039;additional_classes&#039; =&gt; array( &#039;updated&#039; ),
	);

	$messages[] = wp_get_admin_notice( $message, $notice_args );

	unset( $menu_items, $unsorted_menu_items );

	return $messages;
}

/**
 * If a JSON blob of navigation menu data is in POST data, expand it and inject
 * it into `$_POST` to avoid PHP `max_input_vars` limitations. See #14134.
 *
 * @ignore
 * @since 4.5.3
 * @access private
 */
function _wp_expand_nav_menu_post_data() {
	if ( ! isset( $_POST[&#039;nav-menu-data&#039;] ) ) {
		return;
	}

	$data = json_decode( stripslashes( $_POST[&#039;nav-menu-data&#039;] ) );

	if ( ! is_null( $data ) &amp;&amp; $data ) {
		foreach ( $data as $post_input_data ) {
			/*
			 * For input names that are arrays (e.g. `menu-item-db-id[3][4][5]`),
			 * derive the array path keys via regex and set the value in $_POST.
			 */
			preg_match( &#039;#([^\[]*)(\[(.+)\])?#&#039;, $post_input_data-&gt;name, $matches );

			$array_bits = array( $matches[1] );

			if ( isset( $matches[3] ) ) {
				$array_bits = array_merge( $array_bits, explode( &#039;][&#039;, $matches[3] ) );
			}

			$new_post_data = array();

			// Build the new array value from leaf to trunk.
			for ( $i = count( $array_bits ) - 1; $i &gt;= 0; $i-- ) {
				if ( count( $array_bits ) - 1 === $i ) {
					$new_post_data[ $array_bits[ $i ] ] = wp_slash( $post_input_data-&gt;value );
				} else {
					$new_post_data = array( $array_bits[ $i ] =&gt; $new_post_data );
				}
			}

			$_POST = array_replace_recursive( $_POST, $new_post_data );
		}
	}
}
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