class Registrant < ActiveRecord::Base

	before_validation :verify

	
	validates :email, :presence => true, :uniqueness => true, :format => /\A([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})\Z/i
	
	has_many :interest_registrants
	has_many :interests, :through => :interest_registrants

	protected

	def verify(size=16)
		if !self.token
			s = ""
			size.times { s << (i = Kernel.rand(62); i += ((i < 10) ? 48 : ((i < 36) ? 55 : 61 ))).chr }
			self.token = s
		end
	end

end