Finalized.

src/Squidex.Domain.Apps.Entities/Apps/Invitation/InvitationEmailEventConsumer.cs

@@ -60,7 +60,9 @@ namespace Squidex.Domain.Apps.Entities.Apps.Invitation
                 return;
             }
 
-            if (@event.Payload is AppContributorAssigned appContributorAssigned && appContributorAssigned.Actor.IsSubject)
+            if (@event.Payload is AppContributorAssigned appContributorAssigned &&
+                appContributorAssigned.IsCreated &&
+                appContributorAssigned.Actor.IsSubject)
             {
                 var assignerId = appContributorAssigned.Actor.Identifier;
                 var assigneeId = appContributorAssigned.ContributorId;

src/Squidex.Domain.Apps.Entities/Apps/Invitation/InvitationEmailSender.cs

@@ -45,12 +45,12 @@ namespace Squidex.Domain.Apps.Entities.Apps.Invitation
 
         public Task SendExistingUserEmailAsync(IUser assigner, IUser assignee, string appName)
         {
-            return SendEmailAsync(texts.ExistingUserSubject, texts.ExistingUserBody, assigner, assignee, appName);
+            return SendEmailAsync(texts.ExistingUserBody, texts.ExistingUserSubject, assigner, assignee, appName);
         }
 
         public Task SendNewUserEmailAsync(IUser assigner, IUser assignee, string appName)
         {
-            return SendEmailAsync(texts.NewUserBody, texts.NewUserSubject, assigner, assignee, appName);
+            return SendEmailAsync(texts.NewUserSubject, texts.NewUserBody, assigner, assignee, appName);
         }
 
         private async Task SendEmailAsync(string emailSubj, string emailBody, IUser assigner, IUser assignee, string appName)

src/Squidex.Domain.Users/DefaultUserResolver.cs

@@ -28,7 +28,7 @@ namespace Squidex.Domain.Users
             this.userFactory = userFactory;
         }
 
-        public async Task<bool> CreateUserIfNotExists(string email)
+        public async Task<bool> CreateUserIfNotExists(string email, bool invited)
         {
             var user = userFactory.Create(email);
 
@@ -38,7 +38,9 @@ namespace Squidex.Domain.Users
 
                 if (result.Succeeded)
                 {
-                    await userManager.UpdateAsync(user, new UserValues { DisplayName = email });
+                    var values = new UserValues { DisplayName = email, Invited = invited };
+
+                    await userManager.UpdateAsync(user, values);
                 }
 
                 return result.Succeeded;

src/Squidex.Domain.Users/UserValues.cs

@@ -22,6 +22,8 @@ namespace Squidex.Domain.Users
 
         public string Email { get; set; }
 
+        public bool? Invited { get; set; }
+
         public bool? Consent { get; set; }
 
         public bool? ConsentForEmails { get; set; }
@@ -47,6 +49,11 @@ namespace Squidex.Domain.Users
                 yield return new Claim(SquidexClaimTypes.Hidden, Hidden.ToString());
             }
 
+            if (Invited.HasValue)
+            {
+                yield return new Claim(SquidexClaimTypes.Invited, Invited.ToString());
+            }
+
             if (Consent.HasValue)
             {
                 yield return new Claim(SquidexClaimTypes.Consent, Consent.ToString());

src/Squidex.Shared/Identity/SquidexClaimTypes.cs

@@ -19,6 +19,8 @@ namespace Squidex.Shared.Identity
 
         public static readonly string Hidden = "urn:squidex:hidden";
 
+        public static readonly string Invited = "urn:squidex:invited";
+
         public static readonly string Permissions = "urn:squidex:permissions";
 
         public static readonly string PermissionsClient = "client_urn:squidex:permissions";

src/Squidex.Shared/Users/IUserResolver.cs

@@ -12,7 +12,7 @@ namespace Squidex.Shared.Users
 {
     public interface IUserResolver
     {
-        Task<bool> CreateUserIfNotExists(string email);
+        Task<bool> CreateUserIfNotExists(string email, bool invited = false);
 
         Task<IUser> FindByIdOrEmailAsync(string idOrEmail);
 

src/Squidex.Shared/Users/UserExtensions.cs

@@ -19,6 +19,11 @@ namespace Squidex.Shared.Users
             return new PermissionSet(user.GetClaimValues(SquidexClaimTypes.Permissions).Select(x => new Permission(x)));
         }
 
+        public static bool IsInvited(this IUser user)
+        {
+            return user.HasClaimValue(SquidexClaimTypes.Invited, "true");
+        }
+
         public static bool IsHidden(this IUser user)
         {
             return user.HasClaimValue(SquidexClaimTypes.Hidden, "true");

src/Squidex/Config/Domain/EntitiesServices.cs

@@ -150,7 +150,7 @@ namespace Squidex.Config.Domain
                 return result;
             });
 
-            var emailOptions = config.GetValue<SmptOptions>("email:smtp");
+            var emailOptions = config.GetSection("email:smtp").Get<SmptOptions>();
 
             if (emailOptions.IsConfigured())
             {

src/Squidex/app/features/settings/pages/contributors/contributors-page.component.ts

@@ -99,10 +99,10 @@ export class ContributorsPageComponent implements OnInit {
             const requestDto = new AssignContributorDto(user, 'Editor', true);
 
             this.contributorsState.assign(requestDto)
-                .subscribe(wasInvited => {
+                .subscribe(isCreated => {
                     this.assignContributorForm.submitCompleted({});
 
-                    if (wasInvited) {
+                    if (isCreated) {
                         this.dialogs.notifyInfo('A new user with the entered email address has been created and assigned as contributor.');
                     }
                 }, error => {

src/Squidex/app/shared/services/app-contributors.service.spec.ts

@@ -94,7 +94,7 @@ describe('AppContributorsService', () => {
         expect(req.request.method).toEqual('POST');
         expect(req.request.headers.get('If-Match')).toEqual(version.value);
 
-        req.flush({ contributorId: '123', wasInvited: true });
+        req.flush({ contributorId: '123', isCreated: true });
 
         expect(contributorAssignedDto!.contributorId).toEqual('123');
     }));

src/Squidex/app/shared/services/app-contributors.service.ts

@@ -52,7 +52,7 @@ export class AppContributorDto extends Model {
 export class ContributorAssignedDto {
     constructor(
         public readonly contributorId: string,
-        public readonly wasInvited: boolean
+        public readonly isCreated: boolean
     ) {
     }
 }
@@ -93,7 +93,7 @@ export class AppContributorsService {
                 map(response => {
                     const body: any = response.payload.body;
 
-                    const result = new ContributorAssignedDto(body.contributorId, body.wasInvited);
+                    const result = new ContributorAssignedDto(body.contributorId, body.isCreated);
 
                     return new Versioned(response.version, result);
                 }),

src/Squidex/app/shared/state/contributors.state.ts

@@ -115,7 +115,7 @@ export class ContributorsState extends State<Snapshot> {
 
                 this.replaceContributors(contributors, dto.version);
 
-                return dto.payload.wasInvited;
+                return dto.payload.isCreated;
             }),
             catchError(error => {
                 if (Types.is(error, ErrorDto) && error.statusCode === 404) {

src/Squidex/appsettings.json

@@ -96,23 +96,23 @@
        */
       "port": 465
     },
-    "invitiations": {
+    "invitations": {
       /*
        * The email subject when a new user is added as contributor.
        */
-      "newUserSubject": "Welcome to Squidex, you have been invited to app $APP_NAME",
+      "newUserSubject": "Welcome to Squidex, you have been invited to join Project $APP_NAME",
       /*
        * The email body when a new user is added as contributor.
        */
-      "newUserBody": "You have been invited to join an app at Squidex CMS\n\nWelcome to Squidex\n$ASSIGNER_NAME ($ASSIGNER_EMAIL) has invited you to join app $APP_NAME at Squidex headless CMS.\nLogin with your Github, Google or Microsoft account to create a new user account and start editing content now.\n\nThank you very much,\nThe Squidex Team\n<<Start now!>> [$UI_URL]",
+      "newUserBody": "You have been invited to join a Project at Squidex CMS\n\nWelcome to Squidex\n$ASSIGNER_NAME ($ASSIGNER_EMAIL) has invited you to join app $APP_NAME at Squidex Headless CMS.\nLogin with your Github, Google or Microsoft credentials to create a new user account and start editing content now.\n\nThank you very much,\nThe Squidex Team\n<<Start now!>> [$UI_URL]",
       /*
        * The email subject when an existing user is added as contributor.
        */
-      "existingUserSubject": "[Squidex CMS] You have been invited to app $APP_NAME",
+      "existingUserSubject": "[Squidex CMS] You have been invited to App $APP_NAME",
       /*
        * The email body when an existing user is added as contributor.
        */
-      "existingUserBody": "You have been invited to join an app at Squidex CMS\n\nWelcome to Squidex\n$ASSIGNER_NAME ($ASSIGNER_EMAIL) has invited you to join app $APP_NAME at Squidex headless CMS.\nLogin or reload the Management UI to see the app.\n\nThank you very much,\nThe Squidex Team\n<<Start now!>> [$UI_URL]"
+      "existingUserBody": "You have been invited to join an App at Squidex CMS\n\nWelcome to Squidex\n$ASSIGNER_NAME ($ASSIGNER_EMAIL) has invited you to join app $APP_NAME at Squidex Headless CMS.\nLogin or reload the Management UI to see the app.\n\nThank you very much,\nThe Squidex Team\n<<Start now!>> [$UI_URL]"
     }
   },
 

tests/Squidex.Domain.Apps.Entities.Tests/Apps/Invitation/InviteUserCommandMiddlewareTests.cs

@@ -31,7 +31,7 @@ namespace Squidex.Domain.Apps.Entities.Apps.Invitation
             var command = new AssignContributor { ContributorId = "me@email.com", IsInviting = true };
             var context = new CommandContext(command, commandBus);
 
-            A.CallTo(() => userResolver.CreateUserIfNotExists("me@email.com"))
+            A.CallTo(() => userResolver.CreateUserIfNotExists("me@email.com", true))
                 .Returns(true);
 
             var result = EntityCreatedResult.Create("13", 13L);
@@ -42,7 +42,7 @@ namespace Squidex.Domain.Apps.Entities.Apps.Invitation
 
             Assert.Same(context.Result<InvitedResult>().Id, result);
 
-            A.CallTo(() => userResolver.CreateUserIfNotExists("me@email.com"))
+            A.CallTo(() => userResolver.CreateUserIfNotExists("me@email.com", true))
                 .MustHaveHappened();
         }
 
@@ -52,7 +52,7 @@ namespace Squidex.Domain.Apps.Entities.Apps.Invitation
             var command = new AssignContributor { ContributorId = "me@email.com", IsInviting = true };
             var context = new CommandContext(command, commandBus);
 
-            A.CallTo(() => userResolver.CreateUserIfNotExists("me@email.com"))
+            A.CallTo(() => userResolver.CreateUserIfNotExists("me@email.com", true))
                 .Returns(false);
 
             var result = EntityCreatedResult.Create("13", 13L);
@@ -63,7 +63,7 @@ namespace Squidex.Domain.Apps.Entities.Apps.Invitation
 
             Assert.Same(context.Result<EntityCreatedResult<string>>(), result);
 
-            A.CallTo(() => userResolver.CreateUserIfNotExists("me@email.com"))
+            A.CallTo(() => userResolver.CreateUserIfNotExists("me@email.com", true))
                 .MustHaveHappened();
         }
 
@@ -75,7 +75,7 @@ namespace Squidex.Domain.Apps.Entities.Apps.Invitation
 
             await sut.HandleAsync(context);
 
-            A.CallTo(() => userResolver.CreateUserIfNotExists(A<string>.Ignored))
+            A.CallTo(() => userResolver.CreateUserIfNotExists(A<string>.Ignored, A<bool>.Ignored))
                 .MustNotHaveHappened();
         }
     }