adding option to configure unAuthenticated user role

USERRIGHTS.md

@@ -1,7 +1,9 @@
 # User rights
 
- *  Limited Guest - list dir
- *  Guest -  +search
- *  User - +share
- *  Admin - +settings
- *  Developer - +see errors
+| id | Role          | rights      |
+|----|---------------|-------------|
+| 1  | Limited Guest | list dir    |
+| 2  | Guest         | +search     |
+| 3  | User          | +share      |
+| 4  | Admin         | +settings   |
+| 5  | Developer     | +see errors |

backend/middlewares/user/AuthenticationMWs.ts

@@ -12,7 +12,7 @@ export class AuthenticationMWs {
 
   public static async tryAuthenticate(req: Request, res: Response, next: NextFunction) {
     if (Config.Client.authenticationRequired === false) {
-      req.session.user = <UserDTO>{name: 'Admin', role: UserRoles.Admin};
+      req.session.user = <UserDTO>{name: UserRoles[Config.Client.unAuthenticatedUserRole], role: Config.Client.unAuthenticatedUserRole};
       return next();
     }
     try {
@@ -31,7 +31,7 @@ export class AuthenticationMWs {
   public static async authenticate(req: Request, res: Response, next: NextFunction) {
 
     if (Config.Client.authenticationRequired === false) {
-      req.session.user = <UserDTO>{name: 'Admin', role: UserRoles.Admin};
+      req.session.user = <UserDTO>{name: UserRoles[Config.Client.unAuthenticatedUserRole], role: Config.Client.unAuthenticatedUserRole};
       return next();
     }
     try {

common/config/private/PrivateConfigClass.ts

@@ -2,6 +2,9 @@ import {PublicConfigClass} from '../public/ConfigClass';
 import {DatabaseType, IPrivateConfig, ReIndexingSensitivity, ServerConfig, ThumbnailProcessingLib} from './IPrivateConfig';
 import * as path from 'path';
 import {ConfigLoader} from 'typeconfig';
+import {UserService} from '../../../frontend/app/model/network/user.service';
+import {Utils} from '../../Utils';
+import {UserRoles} from '../../entities/UserDTO';
 
 /**
  * This configuration will be only at backend
@@ -59,6 +62,10 @@ export class PrivateConfigClass extends PublicConfigClass implements IPrivateCon
       path.join(__dirname, './../../../config.json'),
       [['PORT', 'Server-port']]);
 
+    if (Utils.enumToArray(UserRoles).map(r => r.key).indexOf(this.Client.unAuthenticatedUserRole) === -1) {
+      throw new Error('Unknown user role for Client.unAuthenticatedUserRole, found: ' + this.Client.unAuthenticatedUserRole);
+    }
+
   }
 
   public save() {

common/config/public/ConfigClass.ts

@@ -1,4 +1,5 @@
 import {SortingMethods} from '../../entities/SortingMethods';
+import {UserRoles} from '../../entities/UserDTO';
 
 export module ClientConfig {
   export interface SearchConfig {
@@ -63,6 +64,7 @@ export module ClientConfig {
     RandomPhoto: RandomPhotoConfig;
     Other: OtherConfig;
     authenticationRequired: boolean;
+    unAuthenticatedUserRole: UserRoles;
     languages: string[];
     Video: VideoConfig;
     MetaFile: MetaFileConfig;
@@ -118,6 +120,7 @@ export class PublicConfigClass {
       }
     },
     authenticationRequired: true,
+    unAuthenticatedUserRole: UserRoles.Admin,
     publicUrl: '',
     urlBase: '',
     languages: []

frontend/app/model/network/authentication.service.ts

@@ -30,7 +30,7 @@ export class AuthenticationService {
       this.getSessionUser();
     } else {
       if (Config.Client.authenticationRequired === false) {
-        this.user.next(<UserDTO>{name: '', role: UserRoles.Admin});
+        this.user.next(<UserDTO>{name: UserRoles[Config.Client.unAuthenticatedUserRole], role: Config.Client.unAuthenticatedUserRole});
       }
     }
 

frontend/app/settings/settings.service.ts

@@ -3,6 +3,7 @@ import {BehaviorSubject} from 'rxjs';
 import {DatabaseType, IPrivateConfig, ReIndexingSensitivity, ThumbnailProcessingLib} from '../../../common/config/private/IPrivateConfig';
 import {NetworkService} from '../model/network/network.service';
 import {SortingMethods} from '../../../common/entities/SortingMethods';
+import {UserRoles} from '../../../common/entities/UserDTO';
 
 @Injectable()
 export class SettingsService {
@@ -55,6 +56,7 @@ export class SettingsService {
         publicUrl: '',
         applicationTitle: '',
         authenticationRequired: true,
+        unAuthenticatedUserRole: UserRoles.Admin,
         languages: []
       },
       Server: {