initialize devise

app/models/supporter.rb

@@ -1,5 +1,38 @@
 class Supporter
   include Mongoid::Document
+  # Include default devise modules. Others available are:
+  # :confirmable, :lockable, :timeoutable and :omniauthable
+  devise :database_authenticatable, :registerable,
+         :recoverable, :rememberable, :trackable, :validatable
+
+  ## Database authenticatable
+  field :email,              type: String, default: ""
+  field :encrypted_password, type: String, default: ""
+
+  ## Recoverable
+  field :reset_password_token,   type: String
+  field :reset_password_sent_at, type: Time
+
+  ## Rememberable
+  field :remember_created_at, type: Time
+
+  ## Trackable
+  field :sign_in_count,      type: Integer, default: 0
+  field :current_sign_in_at, type: Time
+  field :last_sign_in_at,    type: Time
+  field :current_sign_in_ip, type: String
+  field :last_sign_in_ip,    type: String
+
+  ## Confirmable
+  # field :confirmation_token,   type: String
+  # field :confirmed_at,         type: Time
+  # field :confirmation_sent_at, type: Time
+  # field :unconfirmed_email,    type: String # Only if using reconfirmable
+
+  ## Lockable
+  # field :failed_attempts, type: Integer, default: 0 # Only if lock strategy is :failed_attempts
+  # field :unlock_token,    type: String # Only if unlock strategy is :email or :both
+  # field :locked_at,       type: Time
   include Mongoid::Timestamps
   include Mongoid::Paranoia
   include Geocoder::Model::Mongoid