orbit-4-2/app/models/user/role_category.rb

class RoleCategory < RoleFilter

  has_and_belongs_to_many :users
  belongs_to :role

  scope :can_display,where(disable: false)

  def self.get_role_data(role_key)

  	@role = Role.where(:key =>role_key).first

  	return @role.id
  	
  end
  
end