重构HeaderBarModel移除不用的ShowMenu，判断是否需要初始化前台菜单

Bootstrap.Admin/Controllers/HomeController.cs

@@ -19,8 +19,11 @@ namespace Bootstrap.Admin.Controllers
         {
             var v = new HeaderBarModel();
             v.HomeUrl = DictHelper.RetrieveHomeUrl();
-            v.ShowMenu = true;
-            if (v.HomeUrl.StartsWith("~/")) return View(v);
+            if (v.HomeUrl.StartsWith("~/"))
+            {
+                v.Menus = MenuHelper.RetrieveLinksByUserName(User.Identity.Name);
+                return View(v);
+            }
             else return Redirect(v.HomeUrl);
         }
         /// <summary>

Bootstrap.Admin/Models/HeaderBarModel.cs

@@ -16,7 +16,7 @@ namespace Bootstrap.Admin.Models
             DisplayName = user.DisplayName;
             UserName = user.UserName;
             UserID = user.ID;
-            Menus = MenuHelper.RetrieveLinksByUserName(UserName);
+            Menus = new List<Menu>();
         }
         public string UserName { get; protected set; }
         /// <summary>
@@ -30,15 +30,11 @@ namespace Bootstrap.Admin.Models
         /// <summary>
         /// 
         /// </summary>
-        public bool ShowMenu { get; set; }
-        /// <summary>
-        /// 
-        /// </summary>
         public string HomeUrl { get; set; }
         /// <summary>
         /// 获得/设置 前台菜单
         /// </summary>
-        public IEnumerable<Menu> Menus { get; private set; }
+        public IEnumerable<Menu> Menus { get; set; }
         /// <summary>
         /// 获得/设置 用户头像地址
         /// </summary>

Bootstrap.Admin/Views/Shared/Header.cshtml

@@ -7,7 +7,7 @@
         <span id="websiteTitle">@Model.Title</span>
     </a>
     <!--logo end-->
-    @if (Model.Menus.Count() > 0 && Model.ShowMenu)
+    @if (Model.Menus.Count() > 0)
     {
         <ul id="menu" class="dropdown-menu menu">
             <div class="arrow-up"></div>
@@ -21,7 +21,7 @@
             </li>
         </ul>
     }
-    @if (!Model.ShowMenu && (LgbPrincipal.IsAdmin(User.Identity.Name) || User.IsInRole("Administrators")))
+    @if (LgbPrincipal.IsAdmin(User.Identity.Name) || User.IsInRole("Administrators"))
     {
         <!--  notification start -->
         <ul class="notify-row">

Bootstrap.DataAccess/MenuHelper.cs

@@ -83,9 +83,9 @@ namespace Bootstrap.DataAccess
             return root;
         }
         /// <summary>
-        /// 
+        /// 通过当前用户名获得前台菜单
         /// </summary>
-        /// <param name="userId"></param>
+        /// <param name="userName">当前登陆的用户名</param>
         /// <returns></returns>
         public static IEnumerable<Menu> RetrieveLinksByUserName(string userName)
         {