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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.removeAttr('checked');
+ 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 || '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('http://');
+ });
+ },
+
+ 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;
+ },
+
+ attachTabsPanelListeners : function() {
+ $('#menu-settings-column').bind('click', function(e) {
+ var selectAreaMatch, 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).removeAttr('checked');
+
+ $('.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
+ $('.quick-search', wrapper).focus();
+
+ // Hide controls in the search tab if no items found.
+ if ( ! wrapper.find( '.tabs-panel-active .menu-item-title' ).length ) {
+ wrapper.addClass( 'has-no-menu-item' );
+ } else {
+ wrapper.removeClass( 'has-no-menu-item' );
+ }
+
+ e.preventDefault();
+ } else if ( target.hasClass('select-all') ) {
+ selectAreaMatch = /#(.*)$/.exec(e.target.href);
+ if ( selectAreaMatch && selectAreaMatch[1] ) {
+ items = $('#' + selectAreaMatch[1] + ' .tabs-panel-active .menu-item-title input');
+ if( items.length === items.filter(':checked').length )
+ items.removeAttr('checked');
+ else
+ items.prop('checked', true);
+ return 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 = $.parseJSON( 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();
+ 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( navMenuL10n.warnDeleteMenu ) ) {
+ 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' ),
+ $item;
+
+ if( ! $items.length ) {
+ $('.categorychecklist', panel).html( '<li><p>' + navMenuL10n.noResultsFound + '</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' );
+ },
+
+ /**
+ * 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();
+ });
+ },
+
+ depthToPx : function(depth) {
+ return depth * api.options.menuItemDepthPerLevel;
+ },
+
+ pxToDepth : function(px) {
+ return Math.floor(px / api.options.menuItemDepthPerLevel);
+ }
+
+ };
+
+ $(document).ready(function(){ wpNavMenu.init(); });
+
+})(jQuery);
generated by cgit v1.2.1 (git 2.18.0) at 2024-04-23 22:03:01 +0000