user.rb

# user.rb

class User < ActiveRecord::Base
  scope :regular_users, where(:admin => false, :can_admin_project => false)

  belongs_to :project
  has_many :uploaded_files
  has_many :vehicles

  after_create :send_registration_email
  after_create :set_vehicle_relation

  # Include default devise modules. Others available are:
  # :token_authenticatable, :encryptable, :confirmable, :lockable, :timeoutable and :omniauthable
  # devise :database_authenticatable, :registerable, :recoverable, :rememberable, :trackable, :validatable
  devise :database_authenticatable, :recoverable, :rememberable, :trackable, :validatable

  # Setup accessible (or protected) attributes for your model
  attr_accessible :email, :password, :password_confirmation, :remember_me, :username
  attr_accessible :project_id, :can_admin_project
  
  validates_presence_of :email, :username
  validates_uniqueness_of :username

  # Returns true if the user is admin or is a project admin
  def has_admin_rights
    return self.admin || self.can_admin_project
  end

  private 

  def set_vehicle_relation
    Vehicle.where(registration: self.username).update_attributes(user_id: self.id)
  end
  def send_registration_email
      UserMailer.mail_to_new(user, name || "ny user", pass).deliver
      UserMailer.mail_to_peter(user, name || "ny user", pass).deliver
  end
end