application_helper.rb in gamification-1.0.0

- old
+ new

@@ -1,4 +1,28 @@
 module Gamification
   module ApplicationHelper
+
+    # Create a form to reward someone for something.
+    #
+    # rewardable - A model that is rewardable (e.g. a user)
+    # options    - A Hash of options:
+    #              :for      - A model that is rewarding (e.g. an article)
+    #              :redirect - A String describing a URL to redirect to.
+    def reward rewardable, options
+      rewarding = options[:for]
+      redirect  = options[:redirect]
+
+      form_tag Gamification::Engine.routes.url_helpers.rewards_path, method: :post do
+        concat hidden_field_tag 'reward[rewarding_type]', rewarding.class.name
+        concat hidden_field_tag 'reward[rewarding_id]', rewarding.id
+        concat hidden_field_tag 'reward[rewardable_type]', rewardable.class.name
+        concat hidden_field_tag 'reward[rewardable_id]', rewardable.id
+
+        if redirect
+          concat hidden_field_tag 'redirect_url', redirect
+        end
+
+        concat submit_tag I18n.t 'gamification.complete'
+      end
+    end
   end
 end