merb_mailer.rb

require 'rubygems'
require 'merb-core'

module Merb
  class Mailer
    class_inheritable_accessor :config
    def initialize(opts = {})
      self.config = {:sendmail_path => '/usr/sbin/sendmail'} if config.nil?
    end
  end
  
  class MailController
    class_inheritable_accessor :_mailer_klass
    self._mailer_klass  = Merb::Mailer
        
    def initialize(opts = {})
    end
    
    def dispatch_and_deliver(methoc, mail_params)
      @mailer = self.class._mailer_klass.new(mail_params)
    end
  end
end


class FormMailer < Merb::MailController
  def notification
  end
end

FormMailer.new({:foo => :bar}).dispatch_and_deliver(:blabla, {:to => 'mlangenberg@gmail.com' })