wp/wp-admin/includes/nav-menu.php
changeset 7 cf61fcea0001
parent 5 5e2f62d02dcd
child 9 177826044cd9
--- a/wp/wp-admin/includes/nav-menu.php	Tue Jun 09 11:14:17 2015 +0000
+++ b/wp/wp-admin/includes/nav-menu.php	Mon Oct 14 17:39:30 2019 +0200
@@ -1,335 +1,17 @@
 <?php
-
 /**
- * Create HTML list of nav menu input items.
+ * Core Navigation Menu API
  *
  * @package WordPress
+ * @subpackage Nav_Menus
  * @since 3.0.0
- * @uses 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
-	 *
-	 * @param string $output Passed by reference. Used to append additional content.
-	 * @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 = '';
-		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 );
-		}
-
-		$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 ); ?>">
-			<dl class="menu-item-bar">
-				<dt 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"><abbr title="<?php esc_attr_e('Move up'); ?>">&#8593;</abbr></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"><abbr title="<?php esc_attr_e('Move down'); ?>">&#8595;</abbr></a>
-						</span>
-						<a class="item-edit" id="edit-<?php echo $item_id; ?>" title="<?php esc_attr_e('Edit Menu Item'); ?>" 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 ) ) );
-						?>"><?php _e( 'Edit Menu Item' ); ?></a>
-					</span>
-				</dt>
-			</dl>
 
-			<div class="menu-item-settings" 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-thin">
-					<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="description description-thin">
-					<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 window/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>
-
-				<p class="field-move hide-if-no-js description description-wide">
-					<label>
-						<span><?php _e( 'Move' ); ?></span>
-						<a href="#" class="menus-move menus-move-up" data-dir="up"><?php _e( 'Up one' ); ?></a>
-						<a href="#" class="menus-move menus-move-down" data-dir="down"><?php _e( 'Down one' ); ?></a>
-						<a href="#" class="menus-move menus-move-left" data-dir="left"></a>
-						<a href="#" class="menus-move menus-move-right" data-dir="right"></a>
-						<a href="#" class="menus-move menus-move-top" data-dir="top"><?php _e( 'To the top' ); ?></a>
-					</label>
-				</p>
-
-				<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
+/** Walker_Nav_Menu_Edit class */
+require_once( ABSPATH . 'wp-admin/includes/class-walker-nav-menu-edit.php' );
 
-/**
- * Create HTML list of nav menu input items.
- *
- * @since 3.0.0
- * @uses Walker_Nav_Menu
- */
-class Walker_Nav_Menu_Checklist extends Walker_Nav_Menu {
-	public function __construct( $fields = false ) {
-		if ( $fields ) {
-			$this->db_fields = $fields;
-		}
-	}
-
-	/**
-	 * Starts the list before the elements are added.
-	 *
-	 * @see Walker_Nav_Menu::start_lvl()
-	 *
-	 * @since 3.0.0
-	 *
-	 * @param string $output Passed by reference. Used to append additional content.
-	 * @param int    $depth  Depth of page. Used for padding.
-	 * @param array  $args   Not used.
-	 */
-	public function start_lvl( &$output, $depth = 0, $args = array() ) {
-		$indent = str_repeat( "\t", $depth );
-		$output .= "\n$indent<ul class='children'>\n";
-	}
-
-	/**
-	 * 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. Used to append additional content.
-	 * @param int    $depth  Depth of page. Used for padding.
-	 * @param array  $args   Not used.
-	 */
-	public function end_lvl( &$output, $depth = 0, $args = array() ) {
-		$indent = str_repeat( "\t", $depth );
-		$output .= "\n$indent</ul>";
-	}
-
-	/**
-	 * Start the element output.
-	 *
-	 * @see Walker_Nav_Menu::start_el()
-	 *
-	 * @since 3.0.0
-	 *
-	 * @param string $output Passed by reference. Used to append additional content.
-	 * @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 $_nav_menu_placeholder;
-
-		$_nav_menu_placeholder = ( 0 > $_nav_menu_placeholder ) ? intval($_nav_menu_placeholder) - 1 : -1;
-		$possible_object_id = isset( $item->post_type ) && 'nav_menu_item' == $item->post_type ? $item->object_id : $_nav_menu_placeholder;
-		$possible_db_id = ( ! empty( $item->ID ) ) && ( 0 < $possible_object_id ) ? (int) $item->ID : 0;
-
-		$indent = ( $depth ) ? str_repeat( "\t", $depth ) : '';
-
-		$output .= $indent . '<li>';
-		$output .= '<label class="menu-item-title">';
-		$output .= '<input type="checkbox" class="menu-item-checkbox';
-
-		if ( ! empty( $item->front_or_home ) )
-			$output .= ' add-to-top';
-
-		$output .= '" name="menu-item[' . $possible_object_id . '][menu-item-object-id]" value="'. esc_attr( $item->object_id ) .'" /> ';
-
-		if ( ! empty( $item->label ) ) {
-			$title = $item->label;
-		} elseif ( isset( $item->post_type ) ) {
-			/** This filter is documented in wp-includes/post-template.php */
-			$title = apply_filters( 'the_title', $item->post_title, $item->ID );
-			if ( ! empty( $item->front_or_home ) && _x( 'Home', 'nav menu home label' ) !== $title )
-				$title = sprintf( _x( 'Home: %s', 'nav menu front page title' ), $title );
-		}
-
-		$output .= isset( $title ) ? esc_html( $title ) : esc_html( $item->title );
- 		$output .= '</label>';
-
-		// Menu item hidden fields
-		$output .= '<input type="hidden" class="menu-item-db-id" name="menu-item[' . $possible_object_id . '][menu-item-db-id]" value="' . $possible_db_id . '" />';
-		$output .= '<input type="hidden" class="menu-item-object" name="menu-item[' . $possible_object_id . '][menu-item-object]" value="'. esc_attr( $item->object ) .'" />';
-		$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 ) .'" />';
-		$output .= '<input type="hidden" class="menu-item-type" name="menu-item[' . $possible_object_id . '][menu-item-type]" value="'. esc_attr( $item->type ) .'" />';
-		$output .= '<input type="hidden" class="menu-item-title" name="menu-item[' . $possible_object_id . '][menu-item-title]" value="'. esc_attr( $item->title ) .'" />';
-		$output .= '<input type="hidden" class="menu-item-url" name="menu-item[' . $possible_object_id . '][menu-item-url]" value="'. esc_attr( $item->url ) .'" />';
-		$output .= '<input type="hidden" class="menu-item-target" name="menu-item[' . $possible_object_id . '][menu-item-target]" value="'. esc_attr( $item->target ) .'" />';
-		$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 ) .'" />';
-		$output .= '<input type="hidden" class="menu-item-classes" name="menu-item[' . $possible_object_id . '][menu-item-classes]" value="'. esc_attr( implode( ' ', $item->classes ) ) .'" />';
-		$output .= '<input type="hidden" class="menu-item-xfn" name="menu-item[' . $possible_object_id . '][menu-item-xfn]" value="'. esc_attr( $item->xfn ) .'" />';
-	}
-
-} // Walker_Nav_Menu_Checklist
+/** Walker_Nav_Menu_Checklist class */
+require_once( ABSPATH . 'wp-admin/includes/class-walker-nav-menu-checklist.php' );
 
 /**
  * Prints the appropriate response to a menu quick search.
@@ -388,24 +70,36 @@
 
 	} elseif ( preg_match('/quick-search-(posttype|taxonomy)-([a-zA-Z_-]*\b)/', $type, $matches) ) {
 		if ( 'posttype' == $matches[1] && get_post_type_object( $matches[2] ) ) {
-			query_posts(array(
-				'posts_per_page' => 10,
-				'post_type' => $matches[2],
-				's' => $query,
-			));
-			if ( ! have_posts() )
+			$post_type_obj = _wp_nav_menu_meta_box_object( get_post_type_object( $matches[2] ) );
+			$args = array_merge(
+				$args,
+				array(
+					'no_found_rows'          => true,
+					'update_post_meta_cache' => false,
+					'update_post_term_cache' => false,
+					'posts_per_page'         => 10,
+					'post_type'              => $matches[2],
+					's'                      => $query,
+				)
+			);
+			if ( isset( $post_type_obj->_default_query ) ) {
+				$args = array_merge( $args, (array) $post_type_obj->_default_query );
+			}
+			$search_results_query = new WP_Query( $args );
+			if ( ! $search_results_query->have_posts() ) {
 				return;
-			while ( have_posts() ) {
-				the_post();
+			}
+			while ( $search_results_query->have_posts() ) {
+				$post = $search_results_query->next_post();
 				if ( 'markup' == $response_format ) {
-					$var_by_ref = get_the_ID();
+					$var_by_ref = $post->ID;
 					echo walk_nav_menu_tree( array_map('wp_setup_nav_menu_item', array( get_post( $var_by_ref ) ) ), 0, (object) $args );
 				} elseif ( 'json' == $response_format ) {
 					echo wp_json_encode(
 						array(
-							'ID' => get_the_ID(),
-							'post_title' => get_the_title(),
-							'post_type' => get_post_type(),
+							'ID' => $post->ID,
+							'post_title' => get_the_title( $post->ID ),
+							'post_type' => $matches[2],
 						)
 					);
 					echo "\n";
@@ -418,7 +112,7 @@
 			));
 			if ( empty( $terms ) || is_wp_error( $terms ) )
 				return;
-			foreach( (array) $terms as $term ) {
+			foreach ( (array) $terms as $term ) {
 				if ( 'markup' == $response_format ) {
 					echo walk_nav_menu_tree( array_map('wp_setup_nav_menu_item', array( $term ) ), 0, (object) $args );
 				} elseif ( 'json' == $response_format ) {
@@ -437,7 +131,7 @@
 }
 
 /**
- * Register nav menu metaboxes and advanced menu items
+ * Register nav menu meta boxes and advanced menu items.
  *
  * @since 3.0.0
  **/
@@ -451,18 +145,20 @@
 	add_filter( 'manage_nav-menus_columns', 'wp_nav_menu_manage_columns' );
 
 	// If first time editing, disable advanced items by default.
-	if( false === get_user_option( 'managenav-menuscolumnshidden' ) ) {
+	if ( false === get_user_option( 'managenav-menuscolumnshidden' ) ) {
 		$user = wp_get_current_user();
 		update_user_option($user->ID, 'managenav-menuscolumnshidden',
-			array( 0 => 'link-target', 1 => 'css-classes', 2 => 'xfn', 3 => 'description', ),
+			array( 0 => 'link-target', 1 => 'css-classes', 2 => 'xfn', 3 => 'description', 4 => 'title-attribute', ),
 			true);
 	}
 }
 
 /**
- * Limit the amount of meta boxes to just links, pages and cats for first time users.
+ * 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
  **/
 function wp_initial_nav_menu_meta_boxes() {
 	global $wp_meta_boxes;
@@ -470,7 +166,7 @@
 	if ( get_user_option( 'metaboxhidden_nav-menus' ) !== false || ! is_array($wp_meta_boxes) )
 		return;
 
-	$initial_meta_boxes = array( 'nav-menu-theme-locations', 'add-page', 'add-custom-links', 'add-category' );
+	$initial_meta_boxes = array( 'add-post-type-page', 'add-post-type-post', 'add-custom-links', 'add-category' );
 	$hidden_meta_boxes = array();
 
 	foreach ( array_keys($wp_meta_boxes['nav-menus']) as $context ) {
@@ -490,7 +186,7 @@
 }
 
 /**
- * Creates metaboxes for any post type menu item.
+ * Creates meta boxes for any post type menu item..
  *
  * @since 3.0.0
  */
@@ -502,7 +198,7 @@
 
 	foreach ( $post_types as $post_type ) {
 		/**
-		 * Filter whether a menu items meta box will be added for the current
+		 * 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
@@ -518,13 +214,13 @@
 			$id = $post_type->name;
 			// Give pages a higher priority.
 			$priority = ( 'page' == $post_type->name ? 'core' : 'default' );
-			add_meta_box( "add-{$id}", $post_type->labels->name, 'wp_nav_menu_item_post_type_meta_box', 'nav-menus', 'side', $priority, $post_type );
+			add_meta_box( "add-post-type-{$id}", $post_type->labels->name, 'wp_nav_menu_item_post_type_meta_box', 'nav-menus', 'side', $priority, $post_type );
 		}
 	}
 }
 
 /**
- * Creates metaboxes for any taxonomy menu item.
+ * Creates meta boxes for any taxonomy menu item.
  *
  * @since 3.0.0
  */
@@ -549,11 +245,11 @@
  *
  * @since 3.6.0
  *
- * @uses global $one_theme_location_no_menus to determine if no menus exist
+ * @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
  * @return string Disabled attribute if at least one menu exists, false if not
-*/
+ */
 function wp_nav_menu_disabled_check( $nav_menu_selected_id ) {
 	global $one_theme_location_no_menus;
 
@@ -564,9 +260,12 @@
 }
 
 /**
- * Displays a metabox for the custom links menu item.
+ * 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;
@@ -576,23 +275,19 @@
 	?>
 	<div class="customlinkdiv" id="customlinkdiv">
 		<input type="hidden" value="custom" name="menu-item[<?php echo $_nav_menu_placeholder; ?>][menu-item-type]" />
-		<p id="menu-item-url-wrap">
-			<label class="howto" for="custom-menu-item-url">
-				<span><?php _e('URL'); ?></span>
-				<input id="custom-menu-item-url" name="menu-item[<?php echo $_nav_menu_placeholder; ?>][menu-item-url]" type="text" class="code menu-item-textbox" value="http://" />
-			</label>
+		<p id="menu-item-url-wrap" class="wp-clearfix">
+			<label class="howto" for="custom-menu-item-url"><?php _e( 'URL' ); ?></label>
+			<input id="custom-menu-item-url" name="menu-item[<?php echo $_nav_menu_placeholder; ?>][menu-item-url]" type="text" class="code menu-item-textbox" value="http://" />
 		</p>
 
-		<p id="menu-item-name-wrap">
-			<label class="howto" for="custom-menu-item-name">
-				<span><?php _e( 'Link Text' ); ?></span>
-				<input id="custom-menu-item-name" name="menu-item[<?php echo $_nav_menu_placeholder; ?>][menu-item-title]" type="text" class="regular-text menu-item-textbox input-with-default-title" title="<?php esc_attr_e('Menu Item'); ?>" />
-			</label>
+		<p id="menu-item-name-wrap" class="wp-clearfix">
+			<label class="howto" for="custom-menu-item-name"><?php _e( 'Link Text' ); ?></label>
+			<input id="custom-menu-item-name" name="menu-item[<?php echo $_nav_menu_placeholder; ?>][menu-item-title]" type="text" class="regular-text menu-item-textbox" />
 		</p>
 
-		<p class="button-controls">
+		<p class="button-controls wp-clearfix">
 			<span class="add-to-menu">
-				<input type="submit"<?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?> class="button-secondary submit-add-to-menu right" value="<?php esc_attr_e('Add to Menu'); ?>" name="add-custom-menu-item" id="submit-customlinkdiv" />
+				<input type="submit"<?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?> class="button submit-add-to-menu right" value="<?php esc_attr_e('Add to Menu'); ?>" name="add-custom-menu-item" id="submit-customlinkdiv" />
 				<span class="spinner"></span>
 			</span>
 		</p>
@@ -602,17 +297,27 @@
 }
 
 /**
- * Displays a metabox for a post type menu item.
+ * 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 $object Not used.
- * @param string $post_type The post type object.
+ * @param array  $box {
+ *     Post type menu item meta box arguments.
+ *
+ *     @type string       $id       Meta box 'id' attribute.
+ *     @type string       $title    Meta box title.
+ *     @type string       $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( $object, $post_type ) {
+function wp_nav_menu_item_post_type_meta_box( $object, $box ) {
 	global $_nav_menu_placeholder, $nav_menu_selected_id;
 
-	$post_type_name = $post_type['args']->name;
+	$post_type_name = $box['args']->name;
 
 	// Paginate browsing for large numbers of post objects.
 	$per_page = 50;
@@ -630,8 +335,8 @@
 		'update_post_meta_cache' => false
 	);
 
-	if ( isset( $post_type['args']->_default_query ) )
-		$args = array_merge($args, (array) $post_type['args']->_default_query );
+	if ( isset( $box['args']->_default_query ) )
+		$args = array_merge($args, (array) $box['args']->_default_query );
 
 	// @todo transient caching of these results with proper invalidation on updating of a post of this type
 	$get_posts = new WP_Query;
@@ -653,9 +358,10 @@
 			)
 		),
 		'format' => '',
-		'prev_text' => __('&laquo;'),
-		'next_text' => __('&raquo;'),
-		'total' => $num_pages,
+		'prev_text'          => '<span aria-label="' . esc_attr__( 'Previous page' ) . '">' . __( '&laquo;' ) . '</span>',
+		'next_text'          => '<span aria-label="' . esc_attr__( 'Next page' ) . '">' . __( '&raquo;' ) . '</span>',
+		'before_page_number' => '<span class="screen-reader-text">' . __( 'Page' ) . '</span> ',
+		'total'   => $num_pages,
 		'current' => $pagenum
 	));
 
@@ -712,7 +418,24 @@
 				$recent_args = array_merge( $args, array( 'orderby' => 'post_date', 'order' => 'DESC', 'posts_per_page' => 15 ) );
 				$most_recent = $get_posts->query( $recent_args );
 				$args['walker'] = $walker;
-				echo walk_nav_menu_tree( array_map('wp_setup_nav_menu_item', $most_recent), 0, (object) $args );
+
+				/**
+				 * Filters the posts displayed in the 'Most Recent' tab of the current
+				 * post type's menu items meta box.
+				 *
+				 * The dynamic portion of the hook name, `$post_type_name`, refers to the post type name.
+				 *
+				 * @since 4.3.0
+				 * @since 4.9.0 Added the `$recent_args` parameter.
+				 *
+				 * @param array $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 'Most Recent' tab.
+				 */
+				$most_recent = apply_filters( "nav_menu_items_{$post_type_name}_recent", $most_recent, $args, $box, $recent_args );
+
+				echo walk_nav_menu_tree( array_map( 'wp_setup_nav_menu_item', $most_recent ), 0, (object) $args );
 				?>
 			</ul>
 		</div><!-- /.tabs-panel -->
@@ -730,9 +453,10 @@
 			}
 			?>
 			<p class="quick-search-wrap">
-				<input type="search" class="quick-search input-with-default-title" title="<?php esc_attr_e('Search'); ?>" value="<?php echo $searched; ?>" name="quick-search-posttype-<?php echo $post_type_name; ?>" />
+				<label for="quick-search-posttype-<?php echo $post_type_name; ?>" class="screen-reader-text"><?php _e( 'Search' ); ?></label>
+				<input type="search" class="quick-search" value="<?php echo $searched; ?>" name="quick-search-posttype-<?php echo $post_type_name; ?>" id="quick-search-posttype-<?php echo $post_type_name; ?>" />
 				<span class="spinner"></span>
-				<?php submit_button( __( 'Search' ), 'button-small quick-search-submit button-secondary hide-if-js', 'submit', false, array( 'id' => 'submit-quick-search-posttype-' . $post_type_name ) ); ?>
+				<?php submit_button( __( 'Search' ), 'small quick-search-submit hide-if-js', 'submit', false, array( 'id' => 'submit-quick-search-posttype-' . $post_type_name ) ); ?>
 			</p>
 
 			<ul id="<?php echo $post_type_name; ?>-search-checklist" data-wp-lists="list:<?php echo $post_type_name?>" class="categorychecklist form-no-clear">
@@ -788,22 +512,41 @@
 					}
 				}
 
+				$post_type = get_post_type_object( $post_type_name );
+
+				if ( $post_type->has_archive ) {
+					$_nav_menu_placeholder = ( 0 > $_nav_menu_placeholder ) ? intval($_nav_menu_placeholder) - 1 : -1;
+					array_unshift( $posts, (object) array(
+						'ID' => 0,
+						'object_id' => $_nav_menu_placeholder,
+						'object'     => $post_type_name,
+						'post_content' => '',
+						'post_excerpt' => '',
+						'post_title' => $post_type->labels->archives,
+						'post_type' => 'nav_menu_item',
+						'type' => 'post_type_archive',
+						'url' => get_post_type_archive_link( $post_type_name ),
+					) );
+				}
+
 				/**
-				 * Filter the posts displayed in the 'View All' tab of the current
+				 * Filters the posts displayed in the 'View All' tab of the current
 				 * post type's menu items meta box.
 				 *
 				 * The dynamic portion of the hook name, `$post_type_name`, refers
 				 * to the slug of the current post type.
 				 *
 				 * @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 array  $posts     The posts for the current post type.
-				 * @param array  $args      An array of WP_Query arguments.
-				 * @param object $post_type The current post type object for this menu item meta box.
+				 * @param array        $posts     The posts for the current post type.
+				 * @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.
 				 */
 				$posts = apply_filters( "nav_menu_items_{$post_type_name}", $posts, $args, $post_type );
+
 				$checkbox_items = walk_nav_menu_tree( array_map('wp_setup_nav_menu_item', $posts), 0, (object) $args );
 
 				if ( 'all' == $current_tab && ! empty( $_REQUEST['selectall'] ) ) {
@@ -821,7 +564,7 @@
 			<?php endif; ?>
 		</div><!-- /.tabs-panel -->
 
-		<p class="button-controls">
+		<p class="button-controls wp-clearfix">
 			<span class="list-controls">
 				<a href="<?php
 					echo esc_url( add_query_arg(
@@ -831,11 +574,11 @@
 						),
 						remove_query_arg( $removed_args )
 					));
-				?>#posttype-<?php echo $post_type_name; ?>" class="select-all"><?php _e('Select All'); ?></a>
+				?>#posttype-<?php echo $post_type_name; ?>" class="select-all aria-button-if-js"><?php _e( 'Select All' ); ?></a>
 			</span>
 
 			<span class="add-to-menu">
-				<input type="submit"<?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?> class="button-secondary submit-add-to-menu right" value="<?php esc_attr_e( 'Add to Menu' ); ?>" name="add-post-type-menu-item" id="<?php echo esc_attr( 'submit-posttype-' . $post_type_name ); ?>" />
+				<input type="submit"<?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?> class="button submit-add-to-menu right" value="<?php esc_attr_e( 'Add to Menu' ); ?>" name="add-post-type-menu-item" id="<?php echo esc_attr( 'submit-posttype-' . $post_type_name ); ?>" />
 				<span class="spinner"></span>
 			</span>
 		</p>
@@ -845,16 +588,26 @@
 }
 
 /**
- * Displays a metabox for a taxonomy menu item.
+ * Displays a meta box for a taxonomy menu item.
  *
  * @since 3.0.0
  *
+ * @global int|string $nav_menu_selected_id
+ *
  * @param string $object Not used.
- * @param string $taxonomy The taxonomy object.
+ * @param array  $box {
+ *     Taxonomy menu item meta box arguments.
+ *
+ *     @type string $id       Meta box 'id' attribute.
+ *     @type string $title    Meta box title.
+ *     @type string $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( $object, $taxonomy ) {
+function wp_nav_menu_item_taxonomy_meta_box( $object, $box ) {
 	global $nav_menu_selected_id;
-	$taxonomy_name = $taxonomy['args']->name;
+	$taxonomy_name = $box['args']->name;
+	$taxonomy = get_taxonomy( $taxonomy_name );
 
 	// Paginate browsing for large numbers of objects.
 	$per_page = 50;
@@ -893,9 +646,10 @@
 			)
 		),
 		'format' => '',
-		'prev_text' => __('&laquo;'),
-		'next_text' => __('&raquo;'),
-		'total' => $num_pages,
+		'prev_text'          => '<span aria-label="' . esc_attr__( 'Previous page' ) . '">' . __( '&laquo;' ) . '</span>',
+		'next_text'          => '<span aria-label="' . esc_attr__( 'Next page' ) . '">' . __( '&raquo;' ) . '</span>',
+		'before_page_number' => '<span class="screen-reader-text">' . __( 'Page' ) . '</span> ',
+		'total'   => $num_pages,
 		'current' => $pagenum
 	));
 
@@ -929,7 +683,7 @@
 		<ul id="taxonomy-<?php echo $taxonomy_name; ?>-tabs" class="taxonomy-tabs add-menu-item-tabs">
 			<li <?php echo ( 'most-used' == $current_tab ? ' class="tabs"' : '' ); ?>>
 				<a class="nav-tab-link" data-type="tabs-panel-<?php echo esc_attr( $taxonomy_name ); ?>-pop" href="<?php if ( $nav_menu_selected_id ) echo esc_url(add_query_arg($taxonomy_name . '-tab', 'most-used', remove_query_arg($removed_args))); ?>#tabs-panel-<?php echo $taxonomy_name; ?>-pop">
-					<?php _e( 'Most Used' ); ?>
+					<?php echo esc_html( $taxonomy->labels->most_used ); ?>
 				</a>
 			</li>
 			<li <?php echo ( 'all' == $current_tab ? ' class="tabs"' : '' ); ?>>
@@ -990,9 +744,10 @@
 			}
 			?>
 			<p class="quick-search-wrap">
-				<input type="search" class="quick-search input-with-default-title" title="<?php esc_attr_e('Search'); ?>" value="<?php echo $searched; ?>" name="quick-search-taxonomy-<?php echo $taxonomy_name; ?>" />
+				<label for="quick-search-taxonomy-<?php echo $taxonomy_name; ?>" class="screen-reader-text"><?php _e( 'Search' ); ?></label>
+				<input type="search" class="quick-search" value="<?php echo $searched; ?>" name="quick-search-taxonomy-<?php echo $taxonomy_name; ?>" id="quick-search-taxonomy-<?php echo $taxonomy_name; ?>" />
 				<span class="spinner"></span>
-				<?php submit_button( __( 'Search' ), 'button-small quick-search-submit button-secondary hide-if-js', 'submit', false, array( 'id' => 'submit-quick-search-taxonomy-' . $taxonomy_name ) ); ?>
+				<?php submit_button( __( 'Search' ), 'small quick-search-submit hide-if-js', 'submit', false, array( 'id' => 'submit-quick-search-taxonomy-' . $taxonomy_name ) ); ?>
 			</p>
 
 			<ul id="<?php echo $taxonomy_name; ?>-search-checklist" data-wp-lists="list:<?php echo $taxonomy_name?>" class="categorychecklist form-no-clear">
@@ -1009,7 +764,7 @@
 			</ul>
 		</div><!-- /.tabs-panel -->
 
-		<p class="button-controls">
+		<p class="button-controls wp-clearfix">
 			<span class="list-controls">
 				<a href="<?php
 					echo esc_url(add_query_arg(
@@ -1019,11 +774,11 @@
 						),
 						remove_query_arg($removed_args)
 					));
-				?>#taxonomy-<?php echo $taxonomy_name; ?>" class="select-all"><?php _e('Select All'); ?></a>
+				?>#taxonomy-<?php echo $taxonomy_name; ?>" class="select-all aria-button-if-js"><?php _e( 'Select All' ); ?></a>
 			</span>
 
 			<span class="add-to-menu">
-				<input type="submit"<?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?> class="button-secondary submit-add-to-menu right" value="<?php esc_attr_e( 'Add to Menu' ); ?>" name="add-taxonomy-menu-item" id="<?php echo esc_attr( 'submit-taxonomy-' . $taxonomy_name ); ?>" />
+				<input type="submit"<?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?> class="button submit-add-to-menu right" value="<?php esc_attr_e( 'Add to Menu' ); ?>" name="add-taxonomy-menu-item" id="<?php echo esc_attr( 'submit-taxonomy-' . $taxonomy_name ); ?>" />
 				<span class="spinner"></span>
 			</span>
 		</p>
@@ -1048,7 +803,7 @@
 	if ( 0 == $menu_id || is_nav_menu( $menu_id ) ) {
 
 		// Loop through all the menu items' POST values.
-		foreach( (array) $menu_data as $_possible_db_id => $_item_object_data ) {
+		foreach ( (array) $menu_data as $_possible_db_id => $_item_object_data ) {
 			if (
 				// Checkbox is not checked.
 				empty( $_item_object_data['menu-item-object-id'] ) &&
@@ -1162,11 +917,11 @@
 		$result .= '<p>' . __( 'Add menu items from the column on the left.' ) . '</p>';
 		$result .= '</div>';
 
-		if( empty($menu_items) )
+		if ( empty($menu_items) )
 			return $result . ' <ul class="menu" id="menu-to-edit"> </ul>';
 
 		/**
-		 * Filter the Walker class used when adding nav menu items.
+		 * Filters the Walker class used when adding nav menu items.
 		 *
 		 * @since 3.0.0
 		 *
@@ -1175,24 +930,32 @@
 		 */
 		$walker_class_name = apply_filters( 'wp_edit_nav_menu_walker', 'Walker_Nav_Menu_Edit', $menu_id );
 
-		if ( class_exists( $walker_class_name ) )
+		if ( class_exists( $walker_class_name ) ) {
 			$walker = new $walker_class_name;
-		else
-			return new WP_Error( 'menu_walker_not_exist', sprintf( __('The Walker class named <strong>%s</strong> does not exist.'), $walker_class_name ) );
+		} else {
+			return new WP_Error( 'menu_walker_not_exist',
+				/* translators: %s: walker class name */
+				sprintf( __( 'The Walker class named %s does not exist.' ),
+					'<strong>' . $walker_class_name . '</strong>'
+				)
+			);
+		}
 
 		$some_pending_menu_items = $some_invalid_menu_items = false;
-		foreach( (array) $menu_items as $menu_item ) {
+		foreach ( (array) $menu_items as $menu_item ) {
 			if ( isset( $menu_item->post_status ) && 'draft' == $menu_item->post_status )
 				$some_pending_menu_items = true;
 			if ( ! empty( $menu_item->_invalid ) )
 				$some_invalid_menu_items = true;
 		}
 
-		if ( $some_pending_menu_items )
-			$result .= '<div class="updated inline"><p>' . __('Click Save Menu to make pending menu items public.') . '</p></div>';
+		if ( $some_pending_menu_items ) {
+			$result .= '<div class="notice notice-info notice-alt inline"><p>' . __( 'Click Save Menu to make pending menu items public.' ) . '</p></div>';
+		}
 
-		if ( $some_invalid_menu_items )
-			$result .= '<div class="error inline"><p>' . __('There are some invalid menu items. Please check or delete them.') . '</p></div>';
+		if ( $some_invalid_menu_items ) {
+			$result .= '<div class="notice notice-error notice-alt inline"><p>' . __( 'There are some invalid menu items. Please check or delete them.' ) . '</p></div>';
+		}
 
 		$result .= '<ul class="menu" id="menu-to-edit"> ';
 		$result .= walk_nav_menu_tree( array_map('wp_setup_nav_menu_item', $menu_items), 0, (object) array('walker' => $walker ) );
@@ -1209,16 +972,17 @@
  *
  * @since 3.0.0
  *
- * @return string|WP_Error $output The menu formatted to edit or error object on failure.
+ * @return array Columns.
  */
 function wp_nav_menu_manage_columns() {
 	return array(
-		'_title' => __('Show advanced menu properties'),
-		'cb' => '<input type="checkbox" />',
-		'link-target' => __('Link Target'),
-		'css-classes' => __('CSS Classes'),
-		'xfn' => __('Link Relationship (XFN)'),
-		'description' => __('Description'),
+		'_title'          => __( 'Show advanced menu properties' ),
+		'cb'              => '<input type="checkbox" />',
+		'link-target'     => __( 'Link Target' ),
+		'title-attribute' => __( 'Title Attribute' ),
+		'css-classes'     => __( 'CSS Classes' ),
+		'xfn'             => __( 'Link Relationship (XFN)' ),
+		'description'     => __( 'Description' ),
 	);
 }
 
@@ -1228,18 +992,18 @@
  * @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 = $wpdb->get_col($wpdb->prepare("SELECT ID FROM $wpdb->posts AS p LEFT JOIN $wpdb->postmeta AS m ON p.ID = m.post_id WHERE post_type = 'nav_menu_item' AND post_status = 'draft' AND meta_key = '_menu_item_orphaned' AND meta_value < '%d'", $delete_timestamp ) );
+	$menu_items_to_delete = $wpdb->get_col($wpdb->prepare("SELECT ID FROM $wpdb->posts AS p LEFT JOIN $wpdb->postmeta AS m ON p.ID = m.post_id WHERE post_type = 'nav_menu_item' AND post_status = 'draft' AND meta_key = '_menu_item_orphaned' AND meta_value < %d", $delete_timestamp ) );
 
-	foreach( (array) $menu_items_to_delete as $menu_item_id )
+	foreach ( (array) $menu_items_to_delete as $menu_item_id )
 		wp_delete_post( $menu_item_id, true );
 }
-add_action('admin_head-nav-menus.php', '_wp_delete_orphaned_draft_menu_items');
 
 /**
  * Saves nav menu items
@@ -1268,7 +1032,7 @@
 	wp_defer_term_counting( true );
 	// Loop through all the menu items' POST variables
 	if ( ! empty( $_POST['menu-item-db-id'] ) ) {
-		foreach( (array) $_POST['menu-item-db-id'] as $_key => $k ) {
+		foreach ( (array) $_POST['menu-item-db-id'] as $_key => $k ) {
 
 			// Menu item title can't be blank
 			if ( ! isset( $_POST['menu-item-title'][ $_key ] ) || '' == $_POST['menu-item-title'][ $_key ] )
@@ -1280,10 +1044,11 @@
 
 			$menu_item_db_id = wp_update_nav_menu_item( $nav_menu_selected_id, ( $_POST['menu-item-db-id'][$_key] != $_key ? 0 : $_key ), $args );
 
-			if ( is_wp_error( $menu_item_db_id ) )
+			if ( is_wp_error( $menu_item_db_id ) ) {
 				$messages[] = '<div id="message" class="error"><p>' . $menu_item_db_id->get_error_message() . '</p></div>';
-			elseif ( isset( $menu_items[$menu_item_db_id] ) )
-				unset( $menu_items[$menu_item_db_id] );
+			} else {
+				unset( $menu_items[ $menu_item_db_id ] );
+			}
 		}
 	}
 
@@ -1317,8 +1082,56 @@
 	/** This action is documented in wp-includes/nav-menu.php */
 	do_action( 'wp_update_nav_menu', $nav_menu_selected_id );
 
-	$messages[] = '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( __( '<strong>%1$s</strong> has been updated.' ), $nav_menu_selected_title ) . '</p></div>';
+	$messages[] = '<div id="message" class="updated notice is-dismissible"><p>' .
+		/* translators: %s: nav menu title */
+		sprintf( __( '%s has been updated.' ),
+			'<strong>' . $nav_menu_selected_title . '</strong>'
+		) . '</p></div>';
+
 	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['nav-menu-data'] ) ) {
+		return;
+	}
+
+	$data = json_decode( stripslashes( $_POST['nav-menu-data'] ) );
+
+	if ( ! is_null( $data ) && $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( '#([^\[]*)(\[(.+)\])?#', $post_input_data->name, $matches );
+
+			$array_bits = array( $matches[1] );
+
+			if ( isset( $matches[3] ) ) {
+				$array_bits = array_merge( $array_bits, explode( '][', $matches[3] ) );
+			}
+
+			$new_post_data = array();
+
+			// Build the new array value from leaf to trunk.
+			for ( $i = count( $array_bits ) - 1; $i >= 0; $i -- ) {
+				if ( $i == count( $array_bits ) - 1 ) {
+					$new_post_data[ $array_bits[ $i ] ] = wp_slash( $post_input_data->value );
+				} else {
+					$new_post_data = array( $array_bits[ $i ] => $new_post_data );
+				}
+			}
+
+			$_POST = array_replace_recursive( $_POST, $new_post_data );
+		}
+	}
+}