Add user_type to RemoteEvaluationMappings

app/controllers/remote_evaluation_controller.rb

@@ -15,14 +15,12 @@ class RemoteEvaluationController < ApplicationController
 
     # todo extra: validiere, ob files wirklich zur Übung gehören (wenn allowNewFiles-flag nicht gesetzt ist)
     if (remote_evaluation_mapping = RemoteEvaluationMapping.find_by(:validation_token => validation_token))
-      puts remote_evaluation_mapping.exercise_id
-      puts remote_evaluation_mapping.user_id
 
       _params = remote_evaluation_params.except(:validation_token)
       _params[:exercise_id] = remote_evaluation_mapping.exercise_id
       _params[:user_id] = remote_evaluation_mapping.user_id
       _params[:cause] = "remoteAssess"
-      _params[:user_type] = "ExternalUser"
+      _params[:user_type] = remote_evaluation_mapping.user_type
 
       @submission = Submission.create(_params)
       render json: score_submission(@submission)

app/controllers/submissions_controller.rb

@@ -398,13 +398,13 @@ class SubmissionsController < ApplicationController
   private :with_server_sent_events
 
   def create_remote_evaluation_mapping
-    user_id = @submission.user_id
+    user = @submission.user
     exercise_id = @submission.exercise_id
 
-    remote_evaluation_mapping = RemoteEvaluationMapping.create(:user_id => user_id, :exercise_id => exercise_id)
+    remote_evaluation_mapping = RemoteEvaluationMapping.create(user: user, exercise_id: exercise_id)
 
     # create .co file
-    path = "tmp/" + user_id.to_s + ".co"
+    path = "tmp/" + user.id.to_s + ".co"
     # parse validation token
     content = "#{remote_evaluation_mapping.validation_token}\n"
     # parse remote request url

app/models/remote_evaluation_mapping.rb

@@ -2,9 +2,9 @@
 class RemoteEvaluationMapping < ApplicationRecord
   before_create :generate_token, unless: :validation_token?
   belongs_to :exercise
-  belongs_to :user, class_name: 'ExternalUser'
+  belongs_to :user, polymorphic: true
 
   def generate_token
     self.validation_token = SecureRandom.urlsafe_base64
   end
-end
+end