WordPress/wp-admin/js/nav-menu.js

var wpNavMenu;(function(b){var a=wpNavMenu={options:{menuItemDepthPerLevel:30,globalMaxDepth:11},menuList:undefined,targetList:undefined,menusChanged:false,init:function(){a.menuList=b("#menu-to-edit");a.targetList=a.menuList;this.jQueryExtensions();this.attachMenuEditListeners();this.setupInputWithDefaultTitle();this.attachAddMenuItemListeners();this.attachQuickSearchListeners();this.attachThemeLocationsListeners();this.attachTabsPanelListeners();this.attachHomeLinkListener();this.attachUnsavedChangesListener();if(a.menuList.length){this.initSortables()}this.initToggles();this.initTabManager()},jQueryExtensions:function(){b.fn.extend({menuItemDepth:function(){var c=this.eq(0).css("margin-left");return a.pxToDepth(c&&-1!=c.indexOf("px")?c.slice(0,-2):0)},updateDepthClass:function(d,c){return this.each(function(){var e=b(this);c=c||e.menuItemDepth();b(this).removeClass("menu-item-depth-"+c).addClass("menu-item-depth-"+d)})},shiftDepthClass:function(c){return this.each(function(){var d=b(this),e=d.menuItemDepth();b(this).removeClass("menu-item-depth-"+e).addClass("menu-item-depth-"+(e+c))})},childMenuItems:function(){var c=b();this.each(function(){var d=b(this),f=d.menuItemDepth(),e=d.next();while(e.length&&e.menuItemDepth()>f){c=c.add(e);e=e.next()}});return c},updateParentMenuItemDBId:function(){return this.each(function(){var e=b(this),c=e.find(".menu-item-data-parent-id"),f=e.menuItemDepth(),d=e.prev();if(f==0){c.val(0)}else{while(d.menuItemDepth()!=f-1){d=d.prev()}c.val(d.find(".menu-item-data-db-id").val())}})},hideAdvancedMenuItemFields:function(){return this.each(function(){var c=b(this);b(".hide-column-tog").not(":checked").each(function(){c.find(".field-"+b(this).val()).addClass("hidden-field")})})},addSelectedToMenu:function(c){return this.each(function(){var e=b(this),d={},g=e.find(".tabs-panel-active .categorychecklist li input:checked"),f=new RegExp("menu-item\\[([^\\]]*)");c=c||a.addMenuItemToBottom;if(!g.length){return false}e.find("img.waiting").show();b(g).each(function(){var h=f.exec(b(this).attr("name")),i="undefined"==typeof h[1]?0:parseInt(h[1],10);d[i]=a.getListDataFromID(i)});a.addItemToMenu(d,c,function(){g.removeAttr("checked");e.find("img.waiting").hide()})})}})},initToggles:function(){postboxes.add_postbox_toggles("nav-menus");columns.useCheckboxesForHidden();columns.checked=function(c){b(".field-"+c).removeClass("hidden-field")};columns.unchecked=function(c){b(".field-"+c).addClass("hidden-field")};a.menuList.hideAdvancedMenuItemFields()},initSortables:function(){var m=0,l,j,e,h,n,k,o,d,g,i=a.menuList.offset().left;a.menuList.sortable({handle:".menu-item-handle",placeholder:"sortable-placeholder",start:function(w,v){var p,t,s,q,r,u;g=v.item.children(".menu-item-transport");l=v.item.menuItemDepth();f(v,l);s=(v.item.next()[0]==v.placeholder[0])?v.item.next():v.item;q=s.childMenuItems();g.append(q);p=g.outerHeight();p+=(p>0)?(v.placeholder.css("margin-top").slice(0,-2)*1):0;p+=v.helper.outerHeight();d=p;p-=2;v.placeholder.height(p);r=l;q.each(function(){var x=b(this).menuItemDepth();r=(x>r)?x:r});t=v.helper.find(".menu-item-handle").outerWidth();t+=a.depthToPx(r-l);t-=2;v.placeholder.width(t);u=v.placeholder.next();u.css("margin-top",d+"px");v.placeholder.detach();b(this).sortable("refresh");v.item.after(v.placeholder);u.css("margin-top",0);c(v)},stop:function(s,r){var q,p=m-l;q=g.children().insertAfter(r.item);if(p!=0){r.item.updateDepthClass(m);q.shiftDepthClass(p);a.registerChange()}r.item.updateParentMenuItemDBId();r.item[0].style.top=0},change:function(q,p){if(!p.placeholder.parent().hasClass("menu")){(h.length)?h.after(p.placeholder):a.menuList.prepend(p.placeholder)}c(p)},sort:function(q,p){var s=p.helper.offset(),r=a.pxToDepth(s.left-i);if(r>e||s.top<k){r=e}else{if(r<j){r=j}}if(r!=m){f(p,r)}if(o&&s.top+d>o){n.after(p.placeholder);c(p);b(this).sortable("refreshPositions")}},update:function(q,p){a.registerChange()}});function c(p){var q;h=p.placeholder.prev();n=p.placeholder.next();if(h[0]==p.item[0]){h=h.prev()}if(n[0]==p.item[0]){n=n.next()}k=(h.length)?h.offset().top+h.height():0;o=(n.le