Merge pull request #354 from maliming/master

fix #353 SideBarUserArea needs to handle the case of not logging in.

Author: alirizaadiyahsi

aspnet-core/src/AbpCompanyName.AbpProjectName.Web.Mvc/Views/Shared/Components/SideBarUserArea/Default.cshtml

@@ -1,17 +1,20 @@
 @using AbpCompanyName.AbpProjectName.Web.Views.Shared.Components.SideBarUserArea
 @model SideBarUserAreaViewModel
-<div class="user-info">
-    <div class="image">
-        <img src="~/images/user.png" width="48" height="48" alt="User" />
-    </div>
-    <div class="info-container">
-        <div class="name" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">@Html.Raw(Model.GetShownLoginName())</div>
-        <div class="email">@Model.LoginInformations.User.EmailAddress</div>
-        <div class="btn-group user-helper-dropdown">
-            <i class="material-icons" data-toggle="dropdown" aria-haspopup="true" aria-expanded="true">keyboard_arrow_down</i>
-            <ul class="dropdown-menu pull-right">
-                <li><a href="@Url.Action("Logout", "Account", new { area= string.Empty })"><i class="material-icons">input</i>@L("Logout")</a></li>
-            </ul>
+@if (Model.LoginInformations != null && Model.LoginInformations.User != null)
+{
+    <div class="user-info">
+        <div class="image">
+            <img src="~/images/user.png" width="48" height="48" alt="User" />
+        </div>
+        <div class="info-container">
+            <div class="name" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">@Html.Raw(Model.GetShownLoginName())</div>
+            <div class="email">@Model.LoginInformations.User.EmailAddress</div>
+            <div class="btn-group user-helper-dropdown">
+                <i class="material-icons" data-toggle="dropdown" aria-haspopup="true" aria-expanded="true">keyboard_arrow_down</i>
+                <ul class="dropdown-menu pull-right">
+                    <li><a href="@Url.Action("Logout", "Account", new { area= string.Empty })"><i class="material-icons">input</i>@L("Logout")</a></li>
+                </ul>
+            </div>
         </div>
     </div>
-</div>
+}