Implement role authorization

db/migrate/20140711072651_add_description_and_resource_to_roles.rb

@@ -0,0 +1,10 @@
+class AddDescriptionAndResourceToRoles < ActiveRecord::Migration
+  def change
+    add_column :roles, :description, :string
+    add_reference :roles, :resource, polymorphic: true
+
+    add_index(:roles, :name)
+    add_index(:roles, [:name, :resource_type, :resource_id])
+    add_index(:roles_users, [:user_id, :role_id])
+  end
+end

db/migrate/20140718103856_add_is_admin_to_users.rb

@@ -0,0 +1,5 @@
+class AddIsAdminToUsers < ActiveRecord::Migration
+  def change
+    add_column :users, :is_admin, :boolean
+  end
+end

db/schema.rb

@@ -363,15 +363,23 @@ ActiveRecord::Schema.define(version: 20140801170430) do
 
   create_table "roles", force: true do |t|
     t.string   "name"
+    t.string   "description"
+    t.integer  "resource_id"
+    t.string   "resource_type"
     t.datetime "created_at"
     t.datetime "updated_at"
   end
 
+  add_index "roles", ["name", "resource_type", "resource_id"], name: "index_roles_on_name_and_resource_type_and_resource_id"
+  add_index "roles", ["name"], name: "index_roles_on_name"
+
   create_table "roles_users", id: false, force: true do |t|
     t.integer "role_id"
     t.integer "user_id"
   end
 
+  add_index "roles_users", ["user_id", "role_id"], name: "index_roles_users_on_user_id_and_role_id"
+
   create_table "rooms", force: true do |t|
     t.string  "guid",                         null: false
     t.integer "conference_id"
@@ -484,6 +492,7 @@ ActiveRecord::Schema.define(version: 20140801170430) do
     t.string   "tshirt"
     t.string   "languages"
     t.text     "volunteer_experience"
+    t.boolean  "is_admin"
   end
 
   add_index "users", ["confirmation_token"], name: "index_users_on_confirmation_token", unique: true

db/seeds.rb

@@ -5,18 +5,18 @@
 #
 #   cities = City.create([{ name: 'Chicago' }, { name: 'Copenhagen' }])
 #   Mayor.create(name: 'Emanuel', city: cities.first)
-Role.create(name: "Participant")
-Role.create(name: "Organizer")
-Role.create(name: "Admin")
 
-qtype_yesno = QuestionType.create(title: "Yes/No")
-QuestionType.create(title: "Single Choice")
-QuestionType.create(title: "Multiple Choice")
+# Questions
+qtype_yesno = QuestionType.create(title: 'Yes/No')
+qtype_single = QuestionType.create(title: 'Single Choice')
+qtype_multiple = QuestionType.create(title: 'Multiple Choice')
 
-answer_yes = Answer.create(title: "Yes")
-answer_no = Answer.create(title: "No")
+answer_yes = Answer.create(title: 'Yes')
+answer_no = Answer.create(title: 'No')
 
-questions_yes_no = ["Do you need handicapped access to the venue?", "Are you attending with partner?", "Will you attend the social event(s)?", "Will you stay at suggested hotel?"]
+questions_yes_no = ['Do you need handicapped access to the venue?',
+                    'Are you attending with partner?', 'Will you attend the social event(s)?',
+                    'Will you stay at suggested hotel?']
 
 questions_yes_no.each do |i|
   q = Question.create(title: i, question_type_id: qtype_yesno.id, global: true)