Documents upload for questions working

app/controllers/admin/poll/questions_controller.rb

@@ -1,4 +1,6 @@
 class Admin::Poll::QuestionsController < Admin::BaseController
+  include CommentableActions
+
   load_and_authorize_resource :poll
   load_and_authorize_resource :question, class: 'Poll::Question'
 
@@ -20,6 +22,7 @@ class Admin::Poll::QuestionsController < Admin::BaseController
 
   def create
     @question.author = @question.proposal.try(:author) || current_user
+    recover_documents_from_cache(@question)
 
     if @question.save
       redirect_to admin_question_path(@question)
@@ -29,6 +32,7 @@ class Admin::Poll::QuestionsController < Admin::BaseController
   end
 
   def show
+    @document = Document.new(documentable: @question)
   end
 
   def edit
@@ -54,7 +58,8 @@ class Admin::Poll::QuestionsController < Admin::BaseController
   private
 
     def question_params
-      params.require(:poll_question).permit(:poll_id, :title, :question, :description, :proposal_id, :valid_answers)
+      params.require(:poll_question).permit(:poll_id, :title, :question, :description, :proposal_id, :valid_answers, :video_url,
+      documents_attributes: [:id, :title, :attachment, :cached_attachment, :user_id])
     end
 
     def search_params

app/controllers/polls/questions_controller.rb

@@ -10,6 +10,8 @@ class Polls::QuestionsController < ApplicationController
     @comment_tree = CommentTree.new(@commentable, params[:page], @current_order)
     set_comment_flags(@comment_tree.comments)
 
+    @document = Document.new(documentable: @question)
+
     question_answer = @question.answers.where(author_id: current_user.try(:id)).first
     @answers_by_question_id = {@question.id => question_answer.try(:answer)}
   end

app/models/poll/question.rb

@@ -1,6 +1,11 @@
 class Poll::Question < ActiveRecord::Base
   include Measurable
   include Searchable
+  include Documentable
+  documentable max_documents_allowed: 1,
+               max_file_size: 3.megabytes,
+               accepted_content_types: [ "application/pdf" ]
+  accepts_nested_attributes_for :documents, allow_destroy: true
 
   acts_as_paranoid column: :hidden_at
   include ActsAsParanoidAliases

app/views/admin/poll/questions/_form.html.erb

@@ -26,6 +26,17 @@
                           ckeditor: { language: I18n.locale } %>
       </div>
 
+      <div class="documents small-12" data-max-documents="<%= Poll::Question.max_documents_allowed %>">
+        <%= render 'documents/nested_documents', documentable: @question %>
+      </div>
+
+      <div class="small-12">
+        <%= f.label :video_url, t("proposals.form.proposal_video_url") %>
+        <p class="help-text" id="video-url-help-text"><%= t("proposals.form.proposal_video_url_note") %></p>
+        <%= f.text_field :video_url, placeholder: t("proposals.form.proposal_video_url"), label: false,
+                                     aria: {describedby: "video-url-help-text"} %>
+      </div>
+
       <div class="row">
         <div class="actions small-12 medium-4 column margin-top">
           <%= f.submit(class: "button expanded", value: t("shared.save")) %>