Added pagination for relationed content list

app/controllers/proposals_controller.rb

@@ -19,6 +19,8 @@ class ProposalsController < ApplicationController
   def show
     super
     @notifications = @proposal.notifications
+    @related_contents = Kaminari.paginate_array(@proposal.relationed_contents).page(params[:page]).per(5)
+
     redirect_to proposal_path(@proposal), status: :moved_permanently if request.path != proposal_path(@proposal)
   end
 

app/views/relationable/_related_list.html.erb

@@ -1,5 +1,5 @@
 <ul class="related-content-list" id="related-content-list">
-  <% relationable.relationed_contents.each do |related| %>
+  <% @related_contents.each do |related| %>
     <li>
       <a href="#" class="float-right flag">
         <span class="icon-flag"></span> <!-- This should be similar to comments/flag_actions -->
@@ -13,4 +13,4 @@
   <% end %>
 </ul>
 
-<!-- Add pagination here -->
+<%= paginate @related_contents %>