hotfix for polls without slugs

app/controllers/polls_controller.rb

@@ -42,7 +42,7 @@ class PollsController < ApplicationController
   private
 
     def load_poll
-      @poll = Poll.find_by(slug: params[:id]) || Poll.find_by(id: params[:id])
+      @poll = Poll.where(slug: params[:id]).first || Poll.where(id: params[:id]).first
     end
 
     def load_active_poll

app/views/polls/_poll_group.html.erb

@@ -49,7 +49,7 @@
             <% elsif poll.stats_enabled? %>
                 <%= link_to poll.name, stats_poll_path(poll) %>
             <% else %>
-              <%= link_to poll.name, poll_path(id: poll.slug) %>
+              <%= link_to poll.name, poll_path(id: poll.slug || poll.id) %>
             <% end %>
           </h4>
           <%= poll_dates(poll) %>
@@ -72,7 +72,7 @@
       </div>
       <div class="small-12 medium-3 column table" data-equalizer-watch>
         <div class="table-cell align-middle">
-          <%= link_to poll_path(id: poll.slug), class: "button hollow expanded" do %>
+          <%= link_to poll_path(id: poll.slug || poll.id), class: "button hollow expanded" do %>
             <% if poll.expired? %>
               <%= t("polls.index.participate_button_expired") %>
             <% else %>