message.rb

require 'rubygems'
require 'tlsmail' # http://rubyforge.org/projects/tlsmail/
# see also http://www.stephenchu.com/2006/06/how-to-use-gmail-smtp-server-to-send.html

# Message - minimal emailer

# Author: Alex Chaffee <[email protected]>
#
# Usage:
#
# Message.new(:from => '[email protected]', :to => ['[email protected]', '[email protected]'], :subject => 'ohai', :body => "lol\ncats").send
#
# Message.fake - turn on test mode
#
# Message.sent - list of all emails sent in test mode
#
# Message.print_fakes - for development mode - prints emails to console if in fake mode
#
# TODO: read config from a file
#
class Message
  @@fake = false
  @@print_fakes = false

  # activates "fake mode" and clears the sent queue
  def self.fake
    @@fake = true
    @@sent = []
  end

  # if in fake mode, prints fake messages to console
  def self.print_fakes
    @@print_fakes = true
  end

  # if in fake mode, returns messages in order they were sent
  def self.sent
    @@sent
  end

  def self.site_url(path)
    path = "/#{path}" unless path[0..0] == "/"
    "http://www.cohuman.com#{path}"
  end

  attr_reader :from, :to, :subject, :body
  
  def initialize(options)
    @from = options[:from] || '[email protected]'
    @to, @subject, @body = options[:to], options[:subject], options[:body]
  end

  def to
    (@to.is_a?(String) ? [@to] : @to).compact
  end

  def to_s
    "From: #{from}\nTo: #{to.join(', ')}\nSubject: #{subject}\n\n#{body}"
  end

  def send
    return if to.empty?
    if @@fake
      if @@print_fakes
        puts "[[ Pretending to send email:"
        puts to_s
        puts "]]"
      end
      @@sent << self
    else
      server = "smtp.gmail.com"
      port = 587
      helo = 'gmail.com'
      user = '[email protected]'
      secret = 'PASSWORD'
      authtype = :plain
      Net::SMTP.enable_tls(OpenSSL::SSL::VERIFY_NONE)
      smtp = Net::SMTP.new(server, port)
      smtp.set_debug_output $stderr
      smtp.start(helo, user, secret, authtype) do |smtp|
        smtp.send_message to_s, from, to
      end
    end
  end
end