updated recipe index

app/controllers/application_controller.rb

@@ -4,7 +4,7 @@ class ApplicationController < ActionController::Base
   protect_from_forgery with: :exception
 
   def ensure_valid_user
-    if current_user.nil?
+    unless current_user?
       flash[:warning] = "You must login"
       redirect_to login_path
     end
@@ -22,6 +22,11 @@ class ApplicationController < ActionController::Base
   end
   helper_method :current_user
 
+  def current_user?
+    !current_user.nil?
+  end
+  helper_method :current_user?
+
   def set_current_user(user)
     if user
       session[:user_id] = user.id

app/views/recipes/index.html.erb

@@ -14,7 +14,9 @@
           <thead>
             <tr>
               <th>Name</th>
+              <% if current_user? %>
                 <th colspan="2"></th>
+              <% end %>
               <th>Yields</th>
               <th>Time</th>
               <th>Created</th>
@@ -26,6 +28,8 @@
             <% @recipes.each do |recipe| %>
               <tr>
                 <td><%= link_to recipe.display_name, recipe %></td>
+
+                <% if current_user? %>
                   <td>
                     <%= link_to edit_recipe_path(recipe), class: 'btn btn-sm btn-primary' do %>
                       <span class="glyphicon glyphicon-pencil"></span>
@@ -36,6 +40,8 @@
                       <span class="glyphicon glyphicon-remove"></span>
                     <% end %>
                   </td>
+                <% end %>
+
                 <td><%= recipe.yields %></td>
                 <td><%= recipe_time(recipe) %></td>
                 <td><%= timestamp(recipe.created_at) %></td>