A simple Ruby program for sending webtexts from three.ie.

three.rb

#!/usr/bin/env ruby

$username = "08312345676" # Replace with your phone number
$password = "000000" # Replace with your webtext PIN

require 'mechanize'

# A simple three.ie webtext CLI.
# Requires Ruby 1.9 and Mechanize (gem install mechanize)
# Logs in, fills in the webtext form, submits it, and prints out the result. 
# Pass recipients as arguments to the script (full numbers, like +1234567890)
# Then type away, and enter ^D (Ctrl+D) to send the SMS.
class Three < Mechanize
  def initialize
    super
    @username = $username
    @password = $password
    @page = get("https://webtexts.three.ie")
  end

  def login
    form = @page.form(action: '/webtext/users/login')
    form['data[User][telephoneNo]'] = @username
    form['data[User][pin]'] = @password
    @page = form.submit
    self
  end

  def send_message(message, *recipients)
    return if recipients.size == 0
    form = @page.form(action: '/webtext/messages/send')
    form['data[Message][message]'] = message
    form['data[Message][recipients_individual]'] = recipients.join(',')
    @page = form.submit
    puts @page.at('#flashMessage span').text
    puts
    puts status
    self
  end

  def status
    @page.search("#hub_overview ul li").map(&:text).join("\n")
  end
end

recipients = ARGV.shift until ARGV.empty?
message = ARGF.read

Three.new.login.send_message(message, recipients)