transferred Code Ocean from original repository to GitHub

app/controllers/code_ocean/files_controller.rb

@@ -0,0 +1,39 @@
+module CodeOcean
+  class FilesController < ApplicationController
+    include FileParameters
+
+    def authorize!
+      authorize(@file)
+    end
+    private :authorize!
+
+    def create
+      @file = CodeOcean::File.new(file_params)
+      authorize!
+      respond_to do |format|
+        if @file.save
+          format.html { redirect_to(implement_exercise_path(@file.context.exercise, tab: 2), notice: t('shared.object_created', model: File.model_name.human)) }
+          format.json { render(:show, location: @file, status: :created) }
+        else
+          format.html { render(:new) }
+          format.json { render(json: @file.errors, status: :unprocessable_entity) }
+        end
+      end
+    end
+
+    def destroy
+      @file = CodeOcean::File.find(params[:id])
+      authorize!
+      @file.destroy
+      respond_to do |format|
+        format.html { redirect_to(@file.context, notice: t('shared.object_destroyed', model: File.model_name.human)) }
+        format.json { head(:no_content) }
+      end
+    end
+
+    def file_params
+      params[:code_ocean_file].permit(file_attributes).merge(context_type: 'Submission', role: 'user_defined_file')
+    end
+    private :file_params
+  end
+end