dcadenas/gmail_sender

#!/usr/bin/env ruby

require 'rubygems'
require 'gmail_sender'
require 'choice'
require 'yaml'

Choice.options do
  header ''
  header 'options:'
  
  option :receiver_email do
    short '-t'
    long '--to=*RECEIVERS'
    desc 'A list of space separated receiver emails'
  end

  option :subject do
    short '-s'
    long '--subject=SUBJECT'
    desc 'Subject of the email'
  end

  option :content do
    short '-c'
    long '--content=MAIL_CONTENTS'
    desc 'Body of the email, uses STDIN if omitted'
  end

  option :content_type do
    short '-ct'
    long '--content_type=CONTENT_TYPE'
    desc 'Content Type, text/plain by default, use text/html for html'
  end

  option :attachments do
    short '-a'
    long '--attachments *ATTACHMENTS'
    desc "A list of space separated list of files you wish to attach."
  end
end

def params
  return @params if @params

  config_file_path = File.join(ENV['HOME'],'.gmail')
  if !File.exists?(config_file_path)
    STDERR.puts "Please first create a ~/.gmail file with some defaults. Example:
      receiver_email: default_receiver@gmail.com
      sender_user: gmail_account_user_name
      sender_password: gmail_account_user_password
    "
    exit 1
  end

  defaults = {'subject' => 'Sent from command line',
              'sender_domain' => 'gmail.com',
              'content_type' => 'text/plain'}

  @params = defaults.merge(YAML.load_file(config_file_path)).merge(Choice.choices)
end


mailer = GmailSender.new("#{params['sender_user']}@#{params['sender_domain']}", params['sender_password'])
if params['attachments']
  params['attachments'].each do |attachment|
    mailer.attach(attachment)
  end
end
content = params['content'] || (params['attachments'] && params['attachments'].join("\n"))
mailer.send(:to => params['receiver_email'], :subject => params['subject'], :content => content || STDIN.read, :content_type => params['content_type'])