Added poll method voted_in_web?

app/models/poll.rb

@@ -65,6 +65,10 @@ class Poll < ActiveRecord::Base
     Poll::Voter.where(poll: self, user: user, origin: "booth").exists?
   end
 
+  def voted_in_web?(user)
+    Poll::Voter.where(poll: self, user: user, origin: "web").exists?
+  end
+
   def date_range
     unless starts_at.present? && ends_at.present? && starts_at <= ends_at
       errors.add(:starts_at, I18n.t('errors.messages.invalid_date_range'))

app/views/polls/show.html.erb

@@ -39,7 +39,7 @@
         </div>
       <% else %>
 
-        <% unless current_user && @poll.votable_by?(current_user) %>
+        <% if current_user && @poll.voted_in_web?(current_user) %>
           <div class="callout warning">
             <%= t("polls.show.already_voted_in_web") %>
           </div>