Fix rsvp flow for unauthenticated users

Author: philtr

app/controllers/events_controller.rb

@@ -16,7 +16,11 @@ def create
 
   def show
     @event = Event.where(id: params[:id]).includes(responses: [ :user ]).first
-    @response = @event.response_for(current_user).presence || Response.new
+    @response = @event.response_for(current_user).presence || Response.new rescue nil
+  end
+
+  def responses
+    redirect_to event_path(params[:id])
   end
 
   protected

app/views/events/show.html.haml

@@ -27,11 +27,11 @@
                 - if resp.additional_guests > 0
                   %span.label.label-danger +#{ resp.additional_guests }
               - if resp.comments.present?
-                %p= resp.comments
+                %p= markdownify(resp.comments)
 
   .col-md-3
     %ul.nav
-      - if current_user.attending?(@event)
+      - if current_user? && current_user.attending?(@event)
         %li= link_to "I can't go", event_response_path(@event, @response), class: "btn btn-danger", method: :delete
         %li
           = form_for @response, url: event_response_path(@event, @response) do |f|

config/routes.rb

@@ -9,8 +9,11 @@
 
   resources :events do
     resources :responses, only: [ :create, :update, :destroy ]
-  end
 
+    member do
+      get :responses
+    end
+  end
 
   get '/dashboard', to: 'dashboard#index', as: 'dashboard'