fixed login response text

src/app/pages/login/login.component.ts

@@ -62,7 +62,7 @@ export class LoginComponent implements OnInit {
             .getElementsByClassName('login-form')[0]
             .setAttribute('style', 'display: none;');
           this.api
-            .getAuthCustomHtml(l.id)
+            .getAuthCustomJavascript(l.id)
             .then((result) => doCustomAuth(result));
         }
       }

src/app/uds-api.service.ts

@@ -216,9 +216,9 @@ export class UDSApiService implements UDSApiServiceType {
    * @param authId if of the authenticator
    * @returns  Observable
    */
-  async getAuthCustomHtml(authId: string): Promise<string> {
+  async getAuthCustomJavascript(authId: string): Promise<string> {
     return toPromise(
-      this.http.get<string>(this.config.urls.customAuth + authId)
+      this.http.get(this.config.urls.customAuth + authId, {responseType: 'text'})
     );
   }