メール送信での送信をどうするか

rubyのコード(file.rb)にて

ruby
1#! /usr/bin/ruby
2# coding: utf-8
3#-------------------------------------------------
4# Ruby script to get a mail via alias of postfix.
5#-------------------------------------------------
6
7require 'mail'
8require 'csv'
9require 'time'
10
11class TextProcess
12  def initialize
13    @@from_mail = 'hoge@example.jp'
14    @@to_mail = 'hogehoge@example.com'
15    @csv = "/home/mail.csv"
16  end
17
18  def mailProcess
19    CSV.foreach(@csv) do |cs|
20      flg = 0
21      date = Time.strptime(cs[6].to_s,'%Y年%m月%d日')
22      today = Time.now
23      three_date_before = date - 259200
24      two_date_before = date - 172800
25      one_date_before = date - 86400
26      if three_date_before <= today && today < two_date_before
27        flg = 1
28        event_date = '3日前'
29      elsif one_date_before <= today && today < date
30        flg = 1
31        event_date = '前日'
32      end
33      if flg == 1
34        mail = Mail.new do
35          from      @@from_mail
36          to        @@to_mail
37          subject   "#{event_date}のお知らせです"
38          body      "氏名:#{cs[0]}\n メールアドレス:#{cs[1]}\n 会場:#{cs[2]}\n 日時:#{cs[3]}"
39        end
40        mail.charset = 'utf-8'
41        mail.delivery_method :sendmail
42        mail.deliver
43      end
44    end
45  end
46end
47
48exit unless $0 == __FILE__
49TextProcess.new.mailProcess
50