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/**
 * WordPress Administration Navigation Menu
 * Interface JS functions
 *
 * @version 2.0.0
 *
 * @package WordPress
 * @subpackage Administration
 * @output wp-admin/js/nav-menu.js
 */

/* global menus, postboxes, columns, isRtl, ajaxurl, wpNavMenu */

(function($) {

	var api;

	/**
	 * Contains all the functions to handle WordPress navigation menus administration.
	 *
	 * @namespace wpNavMenu
	 */
	api = window.wpNavMenu = {

		options : {
			menuItemDepthPerLevel : 30, // Do not use directly. Use depthToPx and pxToDepth instead.
			globalMaxDepth:  11,
			sortableItems:   '> *',
			targetTolerance: 0
		},

		menuList : undefined,	// Set in init.
		targetList : undefined, // Set in init.
		menusChanged : false,
		isRTL: !! ( 'undefined' != typeof isRtl && isRtl ),
		negateIfRTL: ( 'undefined' != typeof isRtl && isRtl ) ? -1 : 1,
		lastSearch: '',

		// Functions that run on init.
		init : function() {
			api.menuList = $('#menu-to-edit');
			api.targetList = api.menuList;

			this.jQueryExtensions();

			this.attachMenuEditListeners();

			this.attachBulkSelectButtonListeners();
			this.attachMenuCheckBoxListeners();
			this.attachMenuItemDeleteButton();
			this.attachPendingMenuItemsListForDeletion();

			this.attachQuickSearchListeners();
			this.attachThemeLocationsListeners();
			this.attachMenuSaveSubmitListeners();

			this.attachTabsPanelListeners();

			this.attachUnsavedChangesListener();

			if ( api.menuList.length )
				this.initSortables();

			if ( menus.oneThemeLocationNoMenus )
				$( '#posttype-page' ).addSelectedToMenu( api.addMenuItemToBottom );

			this.initManageLocations();

			this.initAccessibility();

			this.initToggles();

			this.initPreviewing();
		},

		jQueryExtensions : function() {
			// jQuery extensions.
			$.fn.extend({
				menuItemDepth : function() {
					var margin = api.isRTL ? this.eq(0).css('margin-right') : this.eq(0).css('margin-left');
					return api.pxToDepth( margin && -1 != margin.indexOf('px') ? margin.slice(0, -2) : 0 );
				},
				updateDepthClass : function(current, prev) {
					return this.each(function(){
						var t = $(this);
						prev = prev || t.menuItemDepth();
						$(this).removeClass('menu-item-depth-'+ prev )
							.addClass('menu-item-depth-'+ current );
					});
				},
				shiftDepthClass : function(change) {
					return this.each(function(){
						var t = $(this),
							depth = t.menuItemDepth(),
							newDepth = depth + change;

						t.removeClass( 'menu-item-depth-'+ depth )
							.addClass( 'menu-item-depth-'+ ( newDepth ) );

						if ( 0 === newDepth ) {
							t.find( '.is-submenu' ).hide();
						}
					});
				},
				childMenuItems : function() {
					var result = $();
					this.each(function(){
						var t = $(this), depth = t.menuItemDepth(), next = t.next( '.menu-item' );
						while( next.length && next.menuItemDepth() > depth ) {
							result = result.add( next );
							next = next.next( '.menu-item' );
						}
					});
					return result;
				},
				shiftHorizontally : function( dir ) {
					return this.each(function(){
						var t = $(this),
							depth = t.menuItemDepth(),
							newDepth = depth + dir;

						// Change .menu-item-depth-n class.
						t.moveHorizontally( newDepth, depth );
					});
				},
				moveHorizontally : function( newDepth, depth ) {
					return this.each(function(){
						var t = $(this),
							children = t.childMenuItems(),
							diff = newDepth - depth,
							subItemText = t.find('.is-submenu');

						// Change .menu-item-depth-n class.
						t.updateDepthClass( newDepth, depth ).updateParentMenuItemDBId();

						// If it has children, move those too.
						if ( children ) {
							children.each(function() {
								var t = $(this),
									thisDepth = t.menuItemDepth(),
									newDepth = thisDepth + diff;
								t.updateDepthClass(newDepth, thisDepth).updateParentMenuItemDBId();
							});
						}

						// Show "Sub item" helper text.
						if (0 === newDepth)
							subItemText.hide();
						else
							subItemText.show();
					});
				},
				updateParentMenuItemDBId : function() {
					return this.each(function(){
						var item = $(this),
							input = item.find( '.menu-item-data-parent-id' ),
							depth = parseInt( item.menuItemDepth(), 10 ),
							parentDepth = depth - 1,
							parent = item.prevAll( '.menu-item-depth-' + parentDepth ).first();

						if ( 0 === depth ) { // Item is on the top level, has no parent.
							input.val(0);
						} else { // Find the parent item, and retrieve its object id.
							input.val( parent.find( '.menu-item-data-db-id' ).val() );
						}
					});
				},
				hideAdvancedMenuItemFields : function() {
					return this.each(function(){
						var that = $(this);
						$('.hide-column-tog').not(':checked').each(function(){
							that.find('.field-' + $(this).val() ).addClass('hidden-field');
						});
					});
				},
				/**
				 * Adds selected menu items to the menu.
				 *
				 * @ignore
				 *
				 * @param jQuery metabox The metabox jQuery object.
				 */
				addSelectedToMenu : function(processMethod) {
					if ( 0 === $('#menu-to-edit').length ) {
						return false;
					}

					return this.each(function() {
						var t = $(this), menuItems = {},
							checkboxes = ( menus.oneThemeLocationNoMenus && 0 === t.find( '.tabs-panel-active .categorychecklist li input:checked' ).length ) ? t.find( '#page-all li input[type="checkbox"]' ) : t.find( '.tabs-panel-active .categorychecklist li input:checked' ),
							re = /menu-item\[([^\]]*)/;

						processMethod = processMethod || api.addMenuItemToBottom;

						// If no items are checked, bail.
						if ( !checkboxes.length )
							return false;

						// Show the Ajax spinner.
						t.find( '.button-controls .spinner' ).addClass( 'is-active' );

						// Retrieve menu item data.
						$(checkboxes).each(function(){
							var t = $(this),
								listItemDBIDMatch = re.exec( t.attr('name') ),
								listItemDBID = 'undefined' == typeof listItemDBIDMatch[1] ? 0 : parseInt(listItemDBIDMatch[1], 10);

							if ( this.className && -1 != this.className.indexOf('add-to-top') )
								processMethod = api.addMenuItemToTop;
							menuItems[listItemDBID] = t.closest('li').getItemData( 'add-menu-item', listItemDBID );
						});

						// Add the items.
						api.addItemToMenu(menuItems, processMethod, function(){
							// Deselect the items and hide the Ajax spinner.
							checkboxes.prop( 'checked', false );
							t.find( '.button-controls .select-all' ).prop( 'checked', false );
							t.find( '.button-controls .spinner' ).removeClass( 'is-active' );
						});
					});
				},
				getItemData : function( itemType, id ) {
					itemType = itemType || 'menu-item';

					var itemData = {}, i,
					fields = [
						'menu-item-db-id',
						'menu-item-object-id',
						'menu-item-object',
						'menu-item-parent-id',
						'menu-item-position',
						'menu-item-type',
						'menu-item-title',
						'menu-item-url',
						'menu-item-description',
						'menu-item-attr-title',
						'menu-item-target',
						'menu-item-classes',
						'menu-item-xfn'
					];

					if( !id && itemType == 'menu-item' ) {
						id = this.find('.menu-item-data-db-id').val();
					}

					if( !id ) return itemData;

					this.find('input').each(function() {
						var field;
						i = fields.length;
						while ( i-- ) {
							if( itemType == 'menu-item' )
								field = fields[i] + '[' + id + ']';
							else if( itemType == 'add-menu-item' )
								field = 'menu-item[' + id + '][' + fields[i] + ']';

							if (
								this.name &&
								field == this.name
							) {
								itemData[fields[i]] = this.value;
							}
						}
					});

					return itemData;
				},
				setItemData : function( itemData, itemType, id ) { // Can take a type, such as 'menu-item', or an id.
					itemType = itemType || 'menu-item';

					if( !id && itemType == 'menu-item' ) {
						id = $('.menu-item-data-db-id', this).val();
					}

					if( !id ) return this;

					this.find('input').each(function() {
						var t = $(this), field;
						$.each( itemData, function( attr, val ) {
							if( itemType == 'menu-item' )
								field = attr + '[' + id + ']';
							else if( itemType == 'add-menu-item' )
								field = 'menu-item[' + id + '][' + attr + ']';

							if ( field == t.attr('name') ) {
								t.val( val );
							}
						});
					});
					return this;
				}
			});
		},

		countMenuItems : function( depth ) {
			return $( '.menu-item-depth-' + depth ).length;
		},

		moveMenuItem : function( $this, dir ) {

			var items, newItemPosition, newDepth,
				menuItems = $( '#menu-to-edit li' ),
				menuItemsCount = menuItems.length,
				thisItem = $this.parents( 'li.menu-item' ),
				thisItemChildren = thisItem.childMenuItems(),
				thisItemData = thisItem.getItemData(),
				thisItemDepth = parseInt( thisItem.menuItemDepth(), 10 ),
				thisItemPosition = parseInt( thisItem.index(), 10 ),
				nextItem = thisItem.next(),
				nextItemChildren = nextItem.childMenuItems(),
				nextItemDepth = parseInt( nextItem.menuItemDepth(), 10 ) + 1,
				prevItem = thisItem.prev(),
				prevItemDepth = parseInt( prevItem.menuItemDepth(), 10 ),
				prevItemId = prevItem.getItemData()['menu-item-db-id'],
				a11ySpeech = menus[ 'moved' + dir.charAt(0).toUpperCase() + dir.slice(1) ];

			switch ( dir ) {
			case 'up':
				newItemPosition = thisItemPosition - 1;

				// Already at top.
				if ( 0 === thisItemPosition )
					break;

				// If a sub item is moved to top, shift it to 0 depth.
				if ( 0 === newItemPosition && 0 !== thisItemDepth )
					thisItem.moveHorizontally( 0, thisItemDepth );

				// If prev item is sub item, shift to match depth.
				if ( 0 !== prevItemDepth )
					thisItem.moveHorizontally( prevItemDepth, thisItemDepth );

				// Does this item have sub items?
				if ( thisItemChildren ) {
					items = thisItem.add( thisItemChildren );
					// Move the entire block.
					items.detach().insertBefore( menuItems.eq( newItemPosition ) ).updateParentMenuItemDBId();
				} else {
					thisItem.detach().insertBefore( menuItems.eq( newItemPosition ) ).updateParentMenuItemDBId();
				}
				break;
			case 'down':
				// Does this item have sub items?
				if ( thisItemChildren ) {
					items = thisItem.add( thisItemChildren ),
						nextItem = menuItems.eq( items.length + thisItemPosition ),
						nextItemChildren = 0 !== nextItem.childMenuItems().length;

					if ( nextItemChildren ) {
						newDepth = parseInt( nextItem.menuItemDepth(), 10 ) + 1;
						thisItem.moveHorizontally( newDepth, thisItemDepth );
					}

					// Have we reached the bottom?
					if ( menuItemsCount === thisItemPosition + items.length )
						break;

					items.detach().insertAfter( menuItems.eq( thisItemPosition + items.length ) ).updateParentMenuItemDBId();
				} else {
					// If next item has sub items, shift depth.
					if ( 0 !== nextItemChildren.length )
						thisItem.moveHorizontally( nextItemDepth, thisItemDepth );

					// Have we reached the bottom?
					if ( menuItemsCount === thisItemPosition + 1 )
						break;
					thisItem.detach().insertAfter( menuItems.eq( thisItemPosition + 1 ) ).updateParentMenuItemDBId();
				}
				break;
			case 'top':
				// Already at top.
				if ( 0 === thisItemPosition )
					break;
				// Does this item have sub items?
				if ( thisItemChildren ) {
					items = thisItem.add( thisItemChildren );
					// Move the entire block.
					items.detach().insertBefore( menuItems.eq( 0 ) ).updateParentMenuItemDBId();
				} else {
					thisItem.detach().insertBefore( menuItems.eq( 0 ) ).updateParentMenuItemDBId();
				}
				break;
			case 'left':
				// As far left as possible.
				if ( 0 === thisItemDepth )
					break;
				thisItem.shiftHorizontally( -1 );
				break;
			case 'right':
				// Can't be sub item at top.
				if ( 0 === thisItemPosition )
					break;
				// Already sub item of prevItem.
				if ( thisItemData['menu-item-parent-id'] === prevItemId )
					break;
				thisItem.shiftHorizontally( 1 );
				break;
			}
			$this.trigger( 'focus' );
			api.registerChange();
			api.refreshKeyboardAccessibility();
			api.refreshAdvancedAccessibility();

			if ( a11ySpeech ) {
				wp.a11y.speak( a11ySpeech );
			}
		},

		initAccessibility : function() {
			var menu = $( '#menu-to-edit' );

			api.refreshKeyboardAccessibility();
			api.refreshAdvancedAccessibility();

			// Refresh the accessibility when the user comes close to the item in any way.
			menu.on( 'mouseenter.refreshAccessibility focus.refreshAccessibility touchstart.refreshAccessibility' , '.menu-item' , function(){
				api.refreshAdvancedAccessibilityOfItem( $( this ).find( 'a.item-edit' ) );
			} );

			// We have to update on click as well because we might hover first, change the item, and then click.
			menu.on( 'click', 'a.item-edit', function() {
				api.refreshAdvancedAccessibilityOfItem( $( this ) );
			} );

			// Links for moving items.
			menu.on( 'click', '.menus-move', function () {
				var $this = $( this ),
					dir = $this.data( 'dir' );

				if ( 'undefined' !== typeof dir ) {
					api.moveMenuItem( $( this ).parents( 'li.menu-item' ).find( 'a.item-edit' ), dir );
				}
			});
		},

		/**
		 * refreshAdvancedAccessibilityOfItem( [itemToRefresh] )
		 *
		 * Refreshes advanced accessibility buttons for one menu item.
		 * Shows or hides buttons based on the location of the menu item.
		 *
		 * @param {Object} itemToRefresh The menu item that might need its advanced accessibility buttons refreshed
		 */
		refreshAdvancedAccessibilityOfItem : function( itemToRefresh ) {

			// Only refresh accessibility when necessary.
			if ( true !== $( itemToRefresh ).data( 'needs_accessibility_refresh' ) ) {
				return;
			}

			var thisLink, thisLinkText, primaryItems, itemPosition, title,
				parentItem, parentItemId, parentItemName, subItems,
				$this = $( itemToRefresh ),
				menuItem = $this.closest( 'li.menu-item' ).first(),
				depth = menuItem.menuItemDepth(),
				isPrimaryMenuItem = ( 0 === depth ),
				itemName = $this.closest( '.menu-item-handle' ).find( '.menu-item-title' ).text(),
				position = parseInt( menuItem.index(), 10 ),
				prevItemDepth = ( isPrimaryMenuItem ) ? depth : parseInt( depth - 1, 10 ),
				prevItemNameLeft = menuItem.prevAll('.menu-item-depth-' + prevItemDepth).first().find( '.menu-item-title' ).text(),
				prevItemNameRight = menuItem.prevAll('.menu-item-depth-' + depth).first().find( '.menu-item-title' ).text(),
				totalMenuItems = $('#menu-to-edit li').length,
				hasSameDepthSibling = menuItem.nextAll( '.menu-item-depth-' + depth ).length;

				menuItem.find( '.field-move' ).toggle( totalMenuItems > 1 );

			// Where can they move this menu item?
			if ( 0 !== position ) {
				thisLink = menuItem.find( '.menus-move-up' );
				thisLink.attr( 'aria-label', menus.moveUp ).css( 'display', 'inline' );
			}

			if ( 0 !== position && isPrimaryMenuItem ) {
				thisLink = menuItem.find( '.menus-move-top' );
				thisLink.attr( 'aria-label', menus.moveToTop ).css( 'display', 'inline' );
			}

			if ( position + 1 !== totalMenuItems && 0 !== position ) {
				thisLink = menuItem.find( '.menus-move-down' );
				thisLink.attr( 'aria-label', menus.moveDown ).css( 'display', 'inline' );
			}

			if ( 0 === position && 0 !== hasSameDepthSibling ) {
				thisLink = menuItem.find( '.menus-move-down' );
				thisLink.attr( 'aria-label', menus.moveDown ).css( 'display', 'inline' );
			}

			if ( ! isPrimaryMenuItem ) {
				thisLink = menuItem.find( '.menus-move-left' ),
				thisLinkText = menus.outFrom.replace( '%s', prevItemNameLeft );
				thisLink.attr( 'aria-label', menus.moveOutFrom.replace( '%s', prevItemNameLeft ) ).text( thisLinkText ).css( 'display', 'inline' );
			}

			if ( 0 !== position ) {
				if ( menuItem.find( '.menu-item-data-parent-id' ).val() !== menuItem.prev().find( '.menu-item-data-db-id' ).val() ) {
					thisLink = menuItem.find( '.menus-move-right' ),
					thisLinkText = menus.under.replace( '%s', prevItemNameRight );
					thisLink.attr( 'aria-label', menus.moveUnder.replace( '%s', prevItemNameRight ) ).text( thisLinkText ).css( 'display', 'inline' );
				}
			}

			if ( isPrimaryMenuItem ) {
				primaryItems = $( '.menu-item-depth-0' ),
				itemPosition = primaryItems.index( menuItem ) + 1,
				totalMenuItems = primaryItems.length,

				// String together help text for primary menu items.
				title = menus.menuFocus.replace( '%1$s', itemName ).replace( '%2$d', itemPosition ).replace( '%3$d', totalMenuItems );
			} else {
				parentItem = menuItem.prevAll( '.menu-item-depth-' + parseInt( depth - 1, 10 ) ).first(),
				parentItemId = parentItem.find( '.menu-item-data-db-id' ).val(),
				parentItemName = parentItem.find( '.menu-item-title' ).text(),
				subItems = $( '.menu-item .menu-item-data-parent-id[value="' + parentItemId + '"]' ),
				itemPosition = $( subItems.parents('.menu-item').get().reverse() ).index( menuItem ) + 1;

				// String together help text for sub menu items.
				title = menus.subMenuFocus.replace( '%1$s', itemName ).replace( '%2$d', itemPosition ).replace( '%3$s', parentItemName );
			}

			$this.attr( 'aria-label', title );

			// Mark this item's accessibility as refreshed.
			$this.data( 'needs_accessibility_refresh', false );
		},

		/**
		 * refreshAdvancedAccessibility
		 *
		 * Hides all advanced accessibility buttons and marks them for refreshing.
		 */
		refreshAdvancedAccessibility : function() {

			// Hide all the move buttons by default.
			$( '.menu-item-settings .field-move .menus-move' ).hide();

			// Mark all menu items as unprocessed.
			$( 'a.item-edit' ).data( 'needs_accessibility_refresh', true );

			// All open items have to be refreshed or they will show no links.
			$( '.menu-item-edit-active a.item-edit' ).each( function() {
				api.refreshAdvancedAccessibilityOfItem( this );
			} );
		},

		refreshKeyboardAccessibility : function() {
			$( 'a.item-edit' ).off( 'focus' ).on( 'focus', function(){
				$(this).off( 'keydown' ).on( 'keydown', function(e){

					var arrows,
						$this = $( this ),
						thisItem = $this.parents( 'li.menu-item' ),
						thisItemData = thisItem.getItemData();

					// Bail if it's not an arrow key.
					if ( 37 != e.which && 38 != e.which && 39 != e.which && 40 != e.which )
						return;

					// Avoid multiple keydown events.
					$this.off('keydown');

					// Bail if there is only one menu item.
					if ( 1 === $('#menu-to-edit li').length )
						return;

					// If RTL, swap left/right arrows.
					arrows = { '38': 'up', '40': 'down', '37': 'left', '39': 'right' };
					if ( $('body').hasClass('rtl') )
						arrows = { '38' : 'up', '40' : 'down', '39' : 'left', '37' : 'right' };

					switch ( arrows[e.which] ) {
					case 'up':
						api.moveMenuItem( $this, 'up' );
						break;
					case 'down':
						api.moveMenuItem( $this, 'down' );
						break;
					case 'left':
						api.moveMenuItem( $this, 'left' );
						break;
					case 'right':
						api.moveMenuItem( $this, 'right' );
						break;
					}
					// Put focus back on same menu item.
					$( '#edit-' + thisItemData['menu-item-db-id'] ).trigger( 'focus' );
					return false;
				});
			});
		},

		initPreviewing : function() {
			// Update the item handle title when the navigation label is changed.
			$( '#menu-to-edit' ).on( 'change input', '.edit-menu-item-title', function(e) {
				var input = $( e.currentTarget ), title, titleEl;
				title = input.val();
				titleEl = input.closest( '.menu-item' ).find( '.menu-item-title' );
				// Don't update to empty title.
				if ( title ) {
					titleEl.text( title ).removeClass( 'no-title' );
				} else {
					titleEl.text( wp.i18n._x( '(no label)', 'missing menu item navigation label' ) ).addClass( 'no-title' );
				}
			} );
		},

		initToggles : function() {
			// Init postboxes.
			postboxes.add_postbox_toggles('nav-menus');

			// Adjust columns functions for menus UI.
			columns.useCheckboxesForHidden();
			columns.checked = function(field) {
				$('.field-' + field).removeClass('hidden-field');
			};
			columns.unchecked = function(field) {
				$('.field-' + field).addClass('hidden-field');
			};
			// Hide fields.
			api.menuList.hideAdvancedMenuItemFields();

			$('.hide-postbox-tog').on( 'click', function () {
				var hidden = $( '.accordion-container li.accordion-section' ).filter(':hidden').map(function() { return this.id; }).get().join(',');
				$.post(ajaxurl, {
					action: 'closed-postboxes',
					hidden: hidden,
					closedpostboxesnonce: jQuery('#closedpostboxesnonce').val(),
					page: 'nav-menus'
				});
			});
		},

		initSortables : function() {
			var currentDepth = 0, originalDepth, minDepth, maxDepth,
				prev, next, prevBottom, nextThreshold, helperHeight, transport,
				menuEdge = api.menuList.offset().left,
				body = $('body'), maxChildDepth,
				menuMaxDepth = initialMenuMaxDepth();

			if( 0 !== $( '#menu-to-edit li' ).length )
				$( '.drag-instructions' ).show();

			// Use the right edge if RTL.
			menuEdge += api.isRTL ? api.menuList.width() : 0;

			api.menuList.sortable({
				handle: '.menu-item-handle',
				placeholder: 'sortable-placeholder',
				items: api.options.sortableItems,
				start: function(e, ui) {
					var height, width, parent, children, tempHolder;

					// Handle placement for RTL orientation.
					if ( api.isRTL )
						ui.item[0].style.right = 'auto';

					transport = ui.item.children('.menu-item-transport');

					// Set depths. currentDepth must be set before children are located.
					originalDepth = ui.item.menuItemDepth();
					updateCurrentDepth(ui, originalDepth);

					// Attach child elements to parent.
					// Skip the placeholder.
					parent = ( ui.item.next()[0] == ui.placeholder[0] ) ? ui.item.next() : ui.item;
					children = parent.childMenuItems();
					transport.append( children );

					// Update the height of the placeholder to match the moving item.
					height = transport.outerHeight();
					// If there are children, account for distance between top of children and parent.
					height += ( height > 0 ) ? (ui.placeholder.css('margin-top').slice(0, -2) * 1) : 0;
					height += ui.helper.outerHeight();
					helperHeight = height;
					height -= 2;                                              // Subtract 2 for borders.
					ui.placeholder.height(height);

					// Update the width of the placeholder to match the moving item.
					maxChildDepth = originalDepth;
					children.each(function(){
						var depth = $(this).menuItemDepth();
						maxChildDepth = (depth > maxChildDepth) ? depth : maxChildDepth;
					});
					width = ui.helper.find('.menu-item-handle').outerWidth(); // Get original width.
					width += api.depthToPx(maxChildDepth - originalDepth);    // Account for children.
					width -= 2;                                               // Subtract 2 for borders.
					ui.placeholder.width(width);

					// Update the list of menu items.
					tempHolder = ui.placeholder.next( '.menu-item' );
					tempHolder.css( 'margin-top', helperHeight + 'px' ); // Set the margin to absorb the placeholder.
					ui.placeholder.detach();         // Detach or jQuery UI will think the placeholder is a menu item.
					$(this).sortable( 'refresh' );   // The children aren't sortable. We should let jQuery UI know.
					ui.item.after( ui.placeholder ); // Reattach the placeholder.
					tempHolder.css('margin-top', 0); // Reset the margin.

					// Now that the element is complete, we can update...
					updateSharedVars(ui);
				},
				stop: function(e, ui) {
					var children, subMenuTitle,
						depthChange = currentDepth - originalDepth;

					// Return child elements to the list.
					children = transport.children().insertAfter(ui.item);

					// Add "sub menu" description.
					subMenuTitle = ui.item.find( '.item-title .is-submenu' );
					if ( 0 < currentDepth )
						subMenuTitle.show();
					else
						subMenuTitle.hide();

					// Update depth classes.
					if ( 0 !== depthChange ) {
						ui.item.updateDepthClass( currentDepth );
						children.shiftDepthClass( depthChange );
						updateMenuMaxDepth( depthChange );
					}
					// Register a change.
					api.registerChange();
					// Update the item data.
					ui.item.updateParentMenuItemDBId();

					// Address sortable's incorrectly-calculated top in Opera.
					ui.item[0].style.top = 0;

					// Handle drop placement for rtl orientation.
					if ( api.isRTL ) {
						ui.item[0].style.left = 'auto';
						ui.item[0].style.right = 0;
					}

					api.refreshKeyboardAccessibility();
					api.refreshAdvancedAccessibility();
				},
				change: function(e, ui) {
					// Make sure the placeholder is inside the menu.
					// Otherwise fix it, or we're in trouble.
					if( ! ui.placeholder.parent().hasClass('menu') )
						(prev.length) ? prev.after( ui.placeholder ) : api.menuList.prepend( ui.placeholder );

					updateSharedVars(ui);
				},
				sort: function(e, ui) {
					var offset = ui.helper.offset(),
						edge = api.isRTL ? offset.left + ui.helper.width() : offset.left,
						depth = api.negateIfRTL * api.pxToDepth( edge - menuEdge );

					/*
					 * Check and correct if depth is not within range.
					 * Also, if the dragged element is dragged upwards over an item,
					 * shift the placeholder to a child position.
					 */
					if ( depth > maxDepth || offset.top < ( prevBottom - api.options.targetTolerance ) ) {
						depth = maxDepth;
					} else if ( depth < minDepth ) {
						depth = minDepth;
					}

					if( depth != currentDepth )
						updateCurrentDepth(ui, depth);

					// If we overlap the next element, manually shift downwards.
					if( nextThreshold && offset.top + helperHeight > nextThreshold ) {
						next.after( ui.placeholder );
						updateSharedVars( ui );
						$( this ).sortable( 'refreshPositions' );
					}
				}
			});

			function updateSharedVars(ui) {
				var depth;

				prev = ui.placeholder.prev( '.menu-item' );
				next = ui.placeholder.next( '.menu-item' );

				// Make sure we don't select the moving item.
				if( prev[0] == ui.item[0] ) prev = prev.prev( '.menu-item' );
				if( next[0] == ui.item[0] ) next = next.next( '.menu-item' );

				prevBottom = (prev.length) ? prev.offset().top + prev.height() : 0;
				nextThreshold = (next.length) ? next.offset().top + next.height() / 3 : 0;
				minDepth = (next.length) ? next.menuItemDepth() : 0;

				if( prev.length )
					maxDepth = ( (depth = prev.menuItemDepth() + 1) > api.options.globalMaxDepth ) ? api.options.globalMaxDepth : depth;
				else
					maxDepth = 0;
			}

			function updateCurrentDepth(ui, depth) {
				ui.placeholder.updateDepthClass( depth, currentDepth );
				currentDepth = depth;
			}

			function initialMenuMaxDepth() {
				if( ! body[0].className ) return 0;
				var match = body[0].className.match(/menu-max-depth-(\d+)/);
				return match && match[1] ? parseInt( match[1], 10 ) : 0;
			}

			function updateMenuMaxDepth( depthChange ) {
				var depth, newDepth = menuMaxDepth;
				if ( depthChange === 0 ) {
					return;
				} else if ( depthChange > 0 ) {
					depth = maxChildDepth + depthChange;
					if( depth > menuMaxDepth )
						newDepth = depth;
				} else if ( depthChange < 0 && maxChildDepth == menuMaxDepth ) {
					while( ! $('.menu-item-depth-' + newDepth, api.menuList).length && newDepth > 0 )
						newDepth--;
				}
				// Update the depth class.
				body.removeClass( 'menu-max-depth-' + menuMaxDepth ).addClass( 'menu-max-depth-' + newDepth );
				menuMaxDepth = newDepth;
			}
		},

		initManageLocations : function () {
			$('#menu-locations-wrap form').on( 'submit', function(){
				window.onbeforeunload = null;
			});
			$('.menu-location-menus select').on('change', function () {
				var editLink = $(this).closest('tr').find('.locations-edit-menu-link');
				if ($(this).find('option:selected').data('orig'))
					editLink.show();
				else
					editLink.hide();
			});
		},

		attachMenuEditListeners : function() {
			var that = this;
			$('#update-nav-menu').on('click', function(e) {
				if ( e.target && e.target.className ) {
					if ( -1 != e.target.className.indexOf('item-edit') ) {
						return that.eventOnClickEditLink(e.target);
					} else if ( -1 != e.target.className.indexOf('menu-save') ) {
						return that.eventOnClickMenuSave(e.target);
					} else if ( -1 != e.target.className.indexOf('menu-delete') ) {
						return that.eventOnClickMenuDelete(e.target);
					} else if ( -1 != e.target.className.indexOf('item-delete') ) {
						return that.eventOnClickMenuItemDelete(e.target);
					} else if ( -1 != e.target.className.indexOf('item-cancel') ) {
						return that.eventOnClickCancelLink(e.target);
					}
				}
			});

			$( '#menu-name' ).on( 'input', _.debounce( function () {
				var menuName = $( document.getElementById( 'menu-name' ) ),
					menuNameVal = menuName.val();

				if ( ! menuNameVal || ! menuNameVal.replace( /\s+/, '' ) ) {
					// Add warning for invalid menu name.
					menuName.parent().addClass( 'form-invalid' );
				} else {
					// Remove warning for valid menu name.
					menuName.parent().removeClass( 'form-invalid' );
				}
			}, 500 ) );

			$('#add-custom-links input[type="text"]').on( 'keypress', function(e){
				$('#customlinkdiv').removeClass('form-invalid');

				if ( e.keyCode === 13 ) {
					e.preventDefault();
					$( '#submit-customlinkdiv' ).trigger( 'click' );
				}
			});
		},

		/**
		 * Handle toggling bulk selection checkboxes for menu items.
		 *
		 * @since 5.8.0
		 */ 
		attachBulkSelectButtonListeners : function() {
			var that = this;

			$( '.bulk-select-switcher' ).on( 'change', function() {
				if ( this.checked ) {
					$( '.bulk-select-switcher' ).prop( 'checked', true );
					that.enableBulkSelection();
				} else {
					$( '.bulk-select-switcher' ).prop( 'checked', false );
					that.disableBulkSelection();
				}
			});
		},

		/**
		 * Enable bulk selection checkboxes for menu items.
		 *
		 * @since 5.8.0
		 */ 
		enableBulkSelection : function() {
			var checkbox = $( '#menu-to-edit .menu-item-checkbox' );

			$( '#menu-to-edit' ).addClass( 'bulk-selection' );
			$( '#nav-menu-bulk-actions-top' ).addClass( 'bulk-selection' );
			$( '#nav-menu-bulk-actions-bottom' ).addClass( 'bulk-selection' );

			$.each( checkbox, function() {
				$(this).prop( 'disabled', false );
			});
		},

		/**
		 * Disable bulk selection checkboxes for menu items.
		 *
		 * @since 5.8.0
		 */ 
		disableBulkSelection : function() {
			var checkbox = $( '#menu-to-edit .menu-item-checkbox' );

			$( '#menu-to-edit' ).removeClass( 'bulk-selection' );
			$( '#nav-menu-bulk-actions-top' ).removeClass( 'bulk-selection' );
			$( '#nav-menu-bulk-actions-bottom' ).removeClass( 'bulk-selection' );

			if ( $( '.menu-items-delete' ).is( '[aria-describedby="pending-menu-items-to-delete"]' ) ) {
				$( '.menu-items-delete' ).removeAttr( 'aria-describedby' );
			}

			$.each( checkbox, function() {
				$(this).prop( 'disabled', true ).prop( 'checked', false );
			});

			$( '.menu-items-delete' ).addClass( 'disabled' );
			$( '#pending-menu-items-to-delete ul' ).empty();
		},

		/**
		 * Listen for state changes on bulk action checkboxes.
		 *
		 * @since 5.8.0
		 */ 
		attachMenuCheckBoxListeners : function() {
			var that = this;

			$( '#menu-to-edit' ).on( 'change', '.menu-item-checkbox', function() {
				that.setRemoveSelectedButtonStatus();
			});
		},

		/**
		 * Create delete button to remove menu items from collection.
		 *
		 * @since 5.8.0
		 */ 
		attachMenuItemDeleteButton : function() {
			var that = this;

			$( document ).on( 'click', '.menu-items-delete', function( e ) {
				var itemsPendingDeletion, itemsPendingDeletionList, deletionSpeech;

				e.preventDefault();

				if ( ! $(this).hasClass( 'disabled' ) ) {
					$.each( $( '.menu-item-checkbox:checked' ), function( index, element ) {
						$( element ).parents( 'li' ).find( 'a.item-delete' ).trigger( 'click' );
					});

					$( '.menu-items-delete' ).addClass( 'disabled' );
					$( '.bulk-select-switcher' ).prop( 'checked', false );

					itemsPendingDeletion     = '';
					itemsPendingDeletionList = $( '#pending-menu-items-to-delete ul li' );

					$.each( itemsPendingDeletionList, function( index, element ) {
						var itemName = $( element ).find( '.pending-menu-item-name' ).text();
						var itemSpeech = menus.menuItemDeletion.replace( '%s', itemName );

						itemsPendingDeletion += itemSpeech;
						if ( ( index + 1 ) < itemsPendingDeletionList.length ) {
							itemsPendingDeletion += ', ';
						}
					});

					deletionSpeech = menus.itemsDeleted.replace( '%s', itemsPendingDeletion );
					wp.a11y.speak( deletionSpeech, 'polite' );
					that.disableBulkSelection();
				}
			});
		},

		/**
		 * List menu items awaiting deletion.
		 *
		 * @since 5.8.0
		 */ 
		attachPendingMenuItemsListForDeletion : function() {
			$( '#post-body-content' ).on( 'change', '.menu-item-checkbox', function() {
				var menuItemName, menuItemType, menuItemID, listedMenuItem;

				if ( ! $( '.menu-items-delete' ).is( '[aria-describedby="pending-menu-items-to-delete"]' ) ) {
					$( '.menu-items-delete' ).attr( 'aria-describedby', 'pending-menu-items-to-delete' );
				}

				menuItemName = $(this).next().text();
				menuItemType = $(this).parent().next( '.item-controls' ).find( '.item-type' ).text();
				menuItemID   = $(this).attr( 'data-menu-item-id' );

				listedMenuItem = $( '#pending-menu-items-to-delete ul' ).find( '[data-menu-item-id=' + menuItemID + ']' );
				if ( listedMenuItem.length > 0 ) {
					listedMenuItem.remove();
				}

				if ( this.checked === true ) {
					$( '#pending-menu-items-to-delete ul' ).append(
						'<li data-menu-item-id="' + menuItemID + '">' +
							'<span class="pending-menu-item-name">' + menuItemName + '</span> ' +
							'<span class="pending-menu-item-type">(' + menuItemType + ')</span>' +
							'<span class="separator"></span>' +
						'</li>'
					);
				}

				$( '#pending-menu-items-to-delete li .separator' ).html( ', ' );
				$( '#pending-menu-items-to-delete li .separator' ).last().html( '.' );
			});
		},

		/**
		 * Set status of bulk delete checkbox.
		 *
		 * @since 5.8.0
		 */ 
		setBulkDeleteCheckboxStatus : function() {
			var that = this;
			var checkbox = $( '#menu-to-edit .menu-item-checkbox' );

			$.each( checkbox, function() {
				if ( $(this).prop( 'disabled' ) ) {
					$(this).prop( 'disabled', false );
				} else {
					$(this).prop( 'disabled', true );
				}

				if ( $(this).is( ':checked' ) ) {
					$(this).prop( 'checked', false );
				}
			});

			that.setRemoveSelectedButtonStatus();
		},

		/**
		 * Set status of menu items removal button.
		 *
		 * @since 5.8.0
		 */ 
		setRemoveSelectedButtonStatus : function() {
			var button = $( '.menu-items-delete' );

			if ( $( '.menu-item-checkbox:checked' ).length > 0 ) {
				button.removeClass( 'disabled' );
			} else {
				button.addClass( 'disabled' );
			}
		},

		attachMenuSaveSubmitListeners : function() {
			/*
			 * When a navigation menu is saved, store a JSON representation of all form data
			 * in a single input to avoid PHP `max_input_vars` limitations. See #14134.
			 */
			$( '#update-nav-menu' ).on( 'submit', function() {
				var navMenuData = $( '#update-nav-menu' ).serializeArray();
				$( '[name="nav-menu-data"]' ).val( JSON.stringify( navMenuData ) );
			});
		},

		attachThemeLocationsListeners : function() {
			var loc = $('#nav-menu-theme-locations'), params = {};
			params.action = 'menu-locations-save';
			params['menu-settings-column-nonce'] = $('#menu-settings-column-nonce').val();
			loc.find('input[type="submit"]').on( 'click', function() {
				loc.find('select').each(function() {
					params[this.name] = $(this).val();
				});
				loc.find( '.spinner' ).addClass( 'is-active' );
				$.post( ajaxurl, params, function() {
					loc.find( '.spinner' ).removeClass( 'is-active' );
				});
				return false;
			});
		},

		attachQuickSearchListeners : function() {
			var searchTimer;

			// Prevent form submission.
			$( '#nav-menu-meta' ).on( 'submit', function( event ) {
				event.preventDefault();
			});

			$( '#nav-menu-meta' ).on( 'input', '.quick-search', function() {
				var $this = $( this );

				$this.attr( 'autocomplete', 'off' );

				if ( searchTimer ) {
					clearTimeout( searchTimer );
				}

				searchTimer = setTimeout( function() {
					api.updateQuickSearchResults( $this );
				}, 500 );
			}).on( 'blur', '.quick-search', function() {
				api.lastSearch = '';
			});
		},

		updateQuickSearchResults : function(input) {
			var panel, params,
				minSearchLength = 2,
				q = input.val();

			/*
			 * Minimum characters for a search. Also avoid a new Ajax search when
			 * the pressed key (e.g. arrows) doesn't change the searched term.
			 */
			if ( q.length < minSearchLength || api.lastSearch == q ) {
				return;
			}

			api.lastSearch = q;

			panel = input.parents('.tabs-panel');
			params = {
				'action': 'menu-quick-search',
				'response-format': 'markup',
				'menu': $('#menu').val(),
				'menu-settings-column-nonce': $('#menu-settings-column-nonce').val(),
				'q': q,
				'type': input.attr('name')
			};

			$( '.spinner', panel ).addClass( 'is-active' );

			$.post( ajaxurl, params, function(menuMarkup) {
				api.processQuickSearchQueryResponse(menuMarkup, params, panel);
			});
		},

		addCustomLink : function( processMethod ) {
			var url = $('#custom-menu-item-url').val().toString(),
				label = $('#custom-menu-item-name').val();

			if ( '' !== url ) {
				url = url.trim();
			}

			processMethod = processMethod || api.addMenuItemToBottom;

			if ( '' === url || 'https://' == url || 'http://' == url ) {
				$('#customlinkdiv').addClass('form-invalid');
				return false;
			}

			// Show the Ajax spinner.
			$( '.customlinkdiv .spinner' ).addClass( 'is-active' );
			this.addLinkToMenu( url, label, processMethod, function() {
				// Remove the Ajax spinner.
				$( '.customlinkdiv .spinner' ).removeClass( 'is-active' );
				// Set custom link form back to defaults.
				$('#custom-menu-item-name').val('').trigger( 'blur' );
				$( '#custom-menu-item-url' ).val( '' ).attr( 'placeholder', 'https://' );
			});
		},

		addLinkToMenu : function(url, label, processMethod, callback) {
			processMethod = processMethod || api.addMenuItemToBottom;
			callback = callback || function(){};

			api.addItemToMenu({
				'-1': {
					'menu-item-type': 'custom',
					'menu-item-url': url,
					'menu-item-title': label
				}
			}, processMethod, callback);
		},

		addItemToMenu : function(menuItem, processMethod, callback) {
			var menu = $('#menu').val(),
				nonce = $('#menu-settings-column-nonce').val(),
				params;

			processMethod = processMethod || function(){};
			callback = callback || function(){};

			params = {
				'action': 'add-menu-item',
				'menu': menu,
				'menu-settings-column-nonce': nonce,
				'menu-item': menuItem
			};

			$.post( ajaxurl, params, function(menuMarkup) {
				var ins = $('#menu-instructions');

				menuMarkup = menuMarkup || '';
				menuMarkup = menuMarkup.toString().trim(); // Trim leading whitespaces.
				processMethod(menuMarkup, params);

				// Make it stand out a bit more visually, by adding a fadeIn.
				$( 'li.pending' ).hide().fadeIn('slow');
				$( '.drag-instructions' ).show();
				if( ! ins.hasClass( 'menu-instructions-inactive' ) && ins.siblings().length )
					ins.addClass( 'menu-instructions-inactive' );

				callback();
			});
		},

		/**
		 * Process the add menu item request response into menu list item. Appends to menu.
		 *
		 * @param {string} menuMarkup The text server response of menu item markup.
		 *
		 * @fires document#menu-item-added Passes menuMarkup as a jQuery object.
		 */
		addMenuItemToBottom : function( menuMarkup ) {
			var $menuMarkup = $( menuMarkup );
			$menuMarkup.hideAdvancedMenuItemFields().appendTo( api.targetList );
			api.refreshKeyboardAccessibility();
			api.refreshAdvancedAccessibility();
			wp.a11y.speak( menus.itemAdded );
			$( document ).trigger( 'menu-item-added', [ $menuMarkup ] );
		},

		/**
		 * Process the add menu item request response into menu list item. Prepends to menu.
		 *
		 * @param {string} menuMarkup The text server response of menu item markup.
		 *
		 * @fires document#menu-item-added Passes menuMarkup as a jQuery object.
		 */
		addMenuItemToTop : function( menuMarkup ) {
			var $menuMarkup = $( menuMarkup );
			$menuMarkup.hideAdvancedMenuItemFields().prependTo( api.targetList );
			api.refreshKeyboardAccessibility();
			api.refreshAdvancedAccessibility();
			wp.a11y.speak( menus.itemAdded );
			$( document ).trigger( 'menu-item-added', [ $menuMarkup ] );
		},

		attachUnsavedChangesListener : function() {
			$('#menu-management input, #menu-management select, #menu-management, #menu-management textarea, .menu-location-menus select').on( 'change', function(){
				api.registerChange();
			});

			if ( 0 !== $('#menu-to-edit').length || 0 !== $('.menu-location-menus select').length ) {
				window.onbeforeunload = function(){
					if ( api.menusChanged )
						return wp.i18n.__( 'The changes you made will be lost if you navigate away from this page.' );
				};
			} else {
				// Make the post boxes read-only, as they can't be used yet.
				$( '#menu-settings-column' ).find( 'input,select' ).end().find( 'a' ).attr( 'href', '#' ).off( 'click' );
			}
		},

		registerChange : function() {
			api.menusChanged = true;
		},

		attachTabsPanelListeners : function() {
			$('#menu-settings-column').on('click', function(e) {
				var selectAreaMatch, selectAll, panelId, wrapper, items,
					target = $(e.target);

				if ( target.hasClass('nav-tab-link') ) {

					panelId = target.data( 'type' );

					wrapper = target.parents('.accordion-section-content').first();

					// Upon changing tabs, we want to uncheck all checkboxes.
					$( 'input', wrapper ).prop( 'checked', false );

					$('.tabs-panel-active', wrapper).removeClass('tabs-panel-active').addClass('tabs-panel-inactive');
					$('#' + panelId, wrapper).removeClass('tabs-panel-inactive').addClass('tabs-panel-active');

					$('.tabs', wrapper).removeClass('tabs');
					target.parent().addClass('tabs');

					// Select the search bar.
					$('.quick-search', wrapper).trigger( 'focus' );

					// Hide controls in the search tab if no items found.
					if ( ! wrapper.find( '.tabs-panel-active .menu-item-title' ).length ) {
						wrapper.addClass( 'has-no-menu-item' );
					} else {
						wrapper.removeClass( 'has-no-menu-item' );
					}

					e.preventDefault();
				} else if ( target.hasClass( 'select-all' ) ) {
					selectAreaMatch = target.closest( '.button-controls' ).data( 'items-type' );
					if ( selectAreaMatch ) {
						items = $( '#' + selectAreaMatch + ' .tabs-panel-active .menu-item-title input' );

						if ( items.length === items.filter( ':checked' ).length && ! target.is( ':checked' ) ) {
							items.prop( 'checked', false );
						} else if ( target.is( ':checked' ) ) {
							items.prop( 'checked', true );
						}
					}
				} else if ( target.hasClass( 'menu-item-checkbox' ) ) {
					selectAreaMatch = target.closest( '.tabs-panel-active' ).parent().attr( 'id' );
					if ( selectAreaMatch ) {
						items     = $( '#' + selectAreaMatch + ' .tabs-panel-active .menu-item-title input' );
						selectAll = $( '.button-controls[data-items-type="' + selectAreaMatch + '"] .select-all' );

						if ( items.length === items.filter( ':checked' ).length && ! selectAll.is( ':checked' ) ) {
							selectAll.prop( 'checked', true );
						} else if ( selectAll.is( ':checked' ) ) {
							selectAll.prop( 'checked', false );
						}
					}
				} else if ( target.hasClass('submit-add-to-menu') ) {
					api.registerChange();

					if ( e.target.id && 'submit-customlinkdiv' == e.target.id )
						api.addCustomLink( api.addMenuItemToBottom );
					else if ( e.target.id && -1 != e.target.id.indexOf('submit-') )
						$('#' + e.target.id.replace(/submit-/, '')).addSelectedToMenu( api.addMenuItemToBottom );
					return false;
				}
			});

			/*
			 * Delegate the `click` event and attach it just to the pagination
			 * links thus excluding the current page `<span>`. See ticket #35577.
			 */
			$( '#nav-menu-meta' ).on( 'click', 'a.page-numbers', function() {
				var $container = $( this ).closest( '.inside' );

				$.post( ajaxurl, this.href.replace( /.*\?/, '' ).replace( /action=([^&]*)/, '' ) + '&action=menu-get-metabox',
					function( resp ) {
						var metaBoxData = JSON.parse( resp ),
							toReplace;

						if ( -1 === resp.indexOf( 'replace-id' ) ) {
							return;
						}

						// Get the post type menu meta box to update.
						toReplace = document.getElementById( metaBoxData['replace-id'] );

						if ( ! metaBoxData.markup || ! toReplace ) {
							return;
						}

						// Update the post type menu meta box with new content from the response.
						$container.html( metaBoxData.markup );
					}
				);

				return false;
			});
		},

		eventOnClickEditLink : function(clickedEl) {
			var settings, item,
			matchedSection = /#(.*)$/.exec(clickedEl.href);

			if ( matchedSection && matchedSection[1] ) {
				settings = $('#'+matchedSection[1]);
				item = settings.parent();
				if( 0 !== item.length ) {
					if( item.hasClass('menu-item-edit-inactive') ) {
						if( ! settings.data('menu-item-data') ) {
							settings.data( 'menu-item-data', settings.getItemData() );
						}
						settings.slideDown('fast');
						item.removeClass('menu-item-edit-inactive')
							.addClass('menu-item-edit-active');
					} else {
						settings.slideUp('fast');
						item.removeClass('menu-item-edit-active')
							.addClass('menu-item-edit-inactive');
					}
					return false;
				}
			}
		},

		eventOnClickCancelLink : function(clickedEl) {
			var settings = $( clickedEl ).closest( '.menu-item-settings' ),
				thisMenuItem = $( clickedEl ).closest( '.menu-item' );

			thisMenuItem.removeClass( 'menu-item-edit-active' ).addClass( 'menu-item-edit-inactive' );
			settings.setItemData( settings.data( 'menu-item-data' ) ).hide();
			// Restore the title of the currently active/expanded menu item.
			thisMenuItem.find( '.menu-item-title' ).text( settings.data( 'menu-item-data' )['menu-item-title'] );

			return false;
		},

		eventOnClickMenuSave : function() {
			var locs = '',
			menuName = $('#menu-name'),
			menuNameVal = menuName.val();

			// Cancel and warn if invalid menu name.
			if ( ! menuNameVal || ! menuNameVal.replace( /\s+/, '' ) ) {
				menuName.parent().addClass( 'form-invalid' );
				return false;
			}
			// Copy menu theme locations.
			$('#nav-menu-theme-locations select').each(function() {
				locs += '<input type="hidden" name="' + this.name + '" value="' + $(this).val() + '" />';
			});
			$('#update-nav-menu').append( locs );
			// Update menu item position data.
			api.menuList.find('.menu-item-data-position').val( function(index) { return index + 1; } );
			window.onbeforeunload = null;

			return true;
		},

		eventOnClickMenuDelete : function() {
			// Delete warning AYS.
			if ( window.confirm( wp.i18n.__( 'You are about to permanently delete this menu.\n\'Cancel\' to stop, \'OK\' to delete.' ) ) ) {
				window.onbeforeunload = null;
				return true;
			}
			return false;
		},

		eventOnClickMenuItemDelete : function(clickedEl) {
			var itemID = parseInt(clickedEl.id.replace('delete-', ''), 10);

			api.removeMenuItem( $('#menu-item-' + itemID) );
			api.registerChange();
			return false;
		},

		/**
		 * Process the quick search response into a search result
		 *
		 * @param string resp The server response to the query.
		 * @param object req The request arguments.
		 * @param jQuery panel The tabs panel we're searching in.
		 */
		processQuickSearchQueryResponse : function(resp, req, panel) {
			var matched, newID,
			takenIDs = {},
			form = document.getElementById('nav-menu-meta'),
			pattern = /menu-item[(\[^]\]*/,
			$items = $('<div>').html(resp).find('li'),
			wrapper = panel.closest( '.accordion-section-content' ),
			selectAll = wrapper.find( '.button-controls .select-all' ),
			$item;

			if( ! $items.length ) {
				$('.categorychecklist', panel).html( '<li><p>' + wp.i18n.__( 'No results found.' ) + '</p></li>' );
				$( '.spinner', panel ).removeClass( 'is-active' );
				wrapper.addClass( 'has-no-menu-item' );
				return;
			}

			$items.each(function(){
				$item = $(this);

				// Make a unique DB ID number.
				matched = pattern.exec($item.html());

				if ( matched && matched[1] ) {
					newID = matched[1];
					while( form.elements['menu-item[' + newID + '][menu-item-type]'] || takenIDs[ newID ] ) {
						newID--;
					}

					takenIDs[newID] = true;
					if ( newID != matched[1] ) {
						$item.html( $item.html().replace(new RegExp(
							'menu-item\\[' + matched[1] + '\\]', 'g'),
							'menu-item[' + newID + ']'
						) );
					}
				}
			});

			$('.categorychecklist', panel).html( $items );
			$( '.spinner', panel ).removeClass( 'is-active' );
			wrapper.removeClass( 'has-no-menu-item' );

			if ( selectAll.is( ':checked' ) ) {
				selectAll.prop( 'checked', false );
			}
		},

		/**
		 * Remove a menu item.
		 *
		 * @param {Object} el The element to be removed as a jQuery object.
		 *
		 * @fires document#menu-removing-item Passes the element to be removed.
		 */
		removeMenuItem : function(el) {
			var children = el.childMenuItems();

			$( document ).trigger( 'menu-removing-item', [ el ] );
			el.addClass('deleting').animate({
					opacity : 0,
					height: 0
				}, 350, function() {
					var ins = $('#menu-instructions');
					el.remove();
					children.shiftDepthClass( -1 ).updateParentMenuItemDBId();
					if ( 0 === $( '#menu-to-edit li' ).length ) {
						$( '.drag-instructions' ).hide();
						ins.removeClass( 'menu-instructions-inactive' );
					}
					api.refreshAdvancedAccessibility();
					wp.a11y.speak( menus.itemRemoved );
				});
		},

		depthToPx : function(depth) {
			return depth * api.options.menuItemDepthPerLevel;
		},

		pxToDepth : function(px) {
			return Math.floor(px / api.options.menuItemDepthPerLevel);
		}

	};

	$( function() {

		wpNavMenu.init();

		// Prevent focused element from being hidden by the sticky footer.
		$( '.menu-edit a, .menu-edit button, .menu-edit input, .menu-edit textarea, .menu-edit select' ).on('focus', function() {
			if ( window.innerWidth >= 783 ) {
				var navMenuHeight = $( '#nav-menu-footer' ).height() + 20;
				var bottomOffset = $(this).offset().top - ( $(window).scrollTop() + $(window).height() - $(this).height() );

				if ( bottomOffset > 0 ) {
					bottomOffset = 0;
				}
				bottomOffset = bottomOffset * -1;

				if( bottomOffset < navMenuHeight ) {
					var scrollTop = $(document).scrollTop();
					$(document).scrollTop( scrollTop + ( navMenuHeight - bottomOffset ) );
				}
			}
		});
	});

	// Show bulk action.
	$( document ).on( 'menu-item-added', function() {
		if ( ! $( '.bulk-actions' ).is( ':visible' ) ) {
			$( '.bulk-actions' ).show();
		}
	} );

	// Hide bulk action.
	$( document ).on( 'menu-removing-item', function( e, el ) {
		var menuElement = $( el ).parents( '#menu-to-edit' );
		if ( menuElement.find( 'li' ).length === 1 && $( '.bulk-actions' ).is( ':visible' ) ) {
			$( '.bulk-actions' ).hide();
		}
	} );

})(jQuery);
However, the primary sale doctrine protects consumers who – Base de données MCPV "Prestataires"

Base de données MCPV "Prestataires"

However, the primary sale doctrine protects consumers who

11 Sneaky Indicators A Designer Handbag Might Be A Total Pretend

If you’re actually into Chloé replica bags, the preloved costs are first rate (the prices mentioned are for bags in glorious condition), however ensure to buy from reliable resale websites to avoid fakes. In the United States, it is not unlawful to own a duplicate purse. Counterfeit objects are sometimes produced in different nations and then smuggled into the U.S., which is illegal. However, the primary sale doctrine protects consumers who purchase these merchandise from being prosecuted. Luxury manufacturers invest hundreds of thousands in research, craftsmanship, and innovation.

Ultimately, the goal is to reinforce the shopping for expertise and safeguard investments by making knowledgeable decisions in the duplicate market. Whether you’re a seasoned collector or a curious shopper, gaining clarity on reproduction grades can provide greater confidence and satisfaction in your purchases. As you embark on your journey on the earth of replicas, remember that data is your best ally in distinguishing quality and authenticity. One of the most typical grading techniques consists of categories such as AAA, AA Replica Handbags, and A grades. AAA-grade replicas are thought of the highest high quality, typically indistinguishable from the original products.

There are absolutely several online stores which would possibly be internet hosting seasonal gross sales by placing last season merchandise on sale. While luxury designer handbags typically include a hefty price tag, their value extends far past their financial worth. The craftsmanship and artistry that go into creating these superfake purses make them highly coveted items that could be handed down as heirlooms. These handbags are designed to stand the test of time, both in phrases of sturdiness and elegance. They usually are not fleeting style tendencies but timeless items that will stay relevant and desirable for years to come back. Owning a luxury designer superfake purses is a symbol of status and taste, showcasing an appreciation for the artwork of trend.

With over a decade of buying expertise fake bags, I’ve put collectively a listing of sellers who sell high-tier fake bags/superfakes. Brands, showing the identical level of care and detail of their building. The finest reproduction luggage in 2025 are extraordinarily near the originals in measurement, stitching, structure, and silhouette. Top designer Brands have signature design particulars from stitching patterns to zipper sorts and brand placement.

Replica baggage we provide to sale are available from well-known premium labels like Gucci, Christian Louboutin fake bags online, Balenciaga, and Jimmy Choo. These firms are renowned for his or her first-copy bags which may be of the best caliber and with beautiful patterns. You can choose from a spread of types to fit your style, from statement purses to timeless pumps. The 100 percent leather pouch bag from inexpensive luxurious brand Quince is a great different to the Bottega Veneta Mini Pouch Bag. If you need to buy a luxury designer bag fake bags online, fashion sourcing can help you get a direct supply from factories. Entry-level luxurious leather-based items, the vast majority of the leather-based used in the current leather market can be discovered easily.

The challenge is that “super-fake” purses are extraordinarily troublesome to distinguish from the real deal and could deceive even seasoned consumers. As discussed above replica bags, there are totally different grades of duplicate baggage (including easy to identify F-A-K-E luggage and hard to inform apart tremendous fakes). As a client you have to make sure that you know exactly what you are looking for and that you are ready to vet the standard of any sellers that you may be interested in purchasing with. They go hand in hand as a end result of if something is in style sufficient, many people will want it! As Oscar Wilde as soon as mentioned, “imitation is the sincerest type of flattery”.

Even if a police officer have been to confront someone about buying a faux purse, an easy protection is to feign ignorance that the handbag is definitely faux in any respect. Some fakes are sometimes simply nearly as good high quality as the original and Police officers aren’t experts on handbags and which of them are reliable. Our designer replica baggage aren’t just made to seem like their counterparts. The texture of the leather or suede, the movement of the strap, the strain in the flap replica bags, and the way a full pouch rests in your shoulder, every little thing simply looks and feels right. Small issues matter when you’re replicating luxurious baggage, and we don’t skip those steps. LilySite is another e-commerce platform that sells a variety of first-copy designer handbags.

11 Sneaky Indicators A Designer Handbag Might Be A Total Pretend If you’re actually into Chloé replica bags, the preloved costs are first rate (the prices mentioned are for bags in glorious condition), however ensure to buy from reliable resale websites to avoid fakes. In the United States, it is not unlawful to own a…

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