Merge pull request #2921 from abpframework/maliming/scope

Fix scopes may be null bug.

modules/account/src/Volo.Abp.Account.Web.IdentityServer/Pages/Consent.cshtml

@@ -1,4 +1,4 @@
-@page
+@page
 @using Volo.Abp.Account.Web.Pages
 @using Volo.Abp.Account.Web.Pages.Account
 @model ConsentModel
@@ -25,7 +25,7 @@
 
             <div>Uncheck the permissions you do not wish to grant.</div>
 
-            @if (Model.ConsentInput.IdentityScopes.Any())
+            @if (!Model.ConsentInput.IdentityScopes.IsNullOrEmpty())
             {
                 <h3>Personal Information</h3>
 
@@ -55,7 +55,7 @@
                 </ul>
             }
 
-            @if (Model.ConsentInput.ApiScopes.Any())
+            @if (!Model.ConsentInput.ApiScopes.IsNullOrEmpty())
             {
                 <h3>Application Access</h3>
 

modules/account/src/Volo.Abp.Account.Web.IdentityServer/Pages/Consent.cshtml.cs

@@ -106,7 +106,7 @@ namespace Volo.Abp.Account.Web.Pages
             }
             else
             {
-                if (ConsentInput.IdentityScopes.Any() || ConsentInput.ApiScopes.Any())
+                if (!ConsentInput.IdentityScopes.IsNullOrEmpty() || !ConsentInput.ApiScopes.IsNullOrEmpty())
                 {
                     grantedConsent = new ConsentResponse
                     {
@@ -187,7 +187,9 @@ namespace Volo.Abp.Account.Web.Pages
 
             public List<string> GetAllowedScopeNames()
             {
-                return IdentityScopes.Union(ApiScopes).Where(s => s.Checked).Select(s => s.Name).ToList();
+                var identityScopes = IdentityScopes ?? new List<ConsentModel.ScopeViewModel>();
+                var apiScopes = IdentityScopes ?? new List<ConsentModel.ScopeViewModel>();
+                return identityScopes.Union(apiScopes).Where(s => s.Checked).Select(s => s.Name).ToList();
             }
         }