class Contact < ActiveRecord::Base
  # 1..1
  belongs_to :contactgroup
  
  validates_presence_of :name, :surname
  # If somebody has no email, the following validation does not work
  #validates_uniqueness_of :email
  
  def self.get_contactsfrom groupname
    find  :all,
          :include => [:contactgroup],
          :conditions => ["contactgroups.groupname = ?", groupname],
          :order => "name, surname"
  end
end