dnch

class User
  include Mongoid::Document

  field :email

  validates_format_of :email, :with => /^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,6}$/i, :message => "is not a valid email adress."
end

dnch

  def update
    if @baby.update_attributes(params[:baby])
      if params[:notify] == true
        flash[:notice] = "Done"
      else
        redirect_to(root_url(:host => with_subdomain(@baby.subdomain)), :notice => 'Your baby was successfully updated and everyone has been told the good news.')
      end
    else
      render :action => "edit" 
    end