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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, navMenuL10n, 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.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'];
-
- 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.focus();
- api.registerChange();
- api.refreshKeyboardAccessibility();
- api.refreshAdvancedAccessibility();
- },
-
- 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'] ).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( navMenuL10n.untitled ).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').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 jQ 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').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').bind('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"]').keypress(function(e){
- $('#customlinkdiv').removeClass('form-invalid');
-
- if ( e.keyCode === 13 ) {
- e.preventDefault();
- $( '#submit-customlinkdiv' ).click();
- }
- });
- },
-
- 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' ).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"]').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().trim(),
- label = $('#custom-menu-item-name').val();
-
- 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('').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 = $.trim( menuMarkup ); // 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();
- $( 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();
- $( document ).trigger( 'menu-item-added', [ $menuMarkup ] );
- },
-
- attachUnsavedChangesListener : function() {
- $('#menu-management input, #menu-management select, #menu-management, #menu-management textarea, .menu-location-menus select').change(function(){
- api.registerChange();
- });
-
- if ( 0 !== $('#menu-to-edit').length || 0 !== $('.menu-location-menus select').length ) {
- window.onbeforeunload = function(){
- if ( api.menusChanged )
- return navMenuL10n.saveAlert;
- };
- } 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', '#' ).unbind( 'click' );
- }
- },
-
- registerChange : function() {
- api.menusChanged = true;
- },
-
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