From: ara.t.howard@...
Date: 2006-02-22T07:03:18+09:00
Subject: Re: Simple mail send ... CGI or ActionMailer ?

On Wed, 22 Feb 2006, John N. Alegre wrote:

> I want to send some mail using ruby as the CGI.
>
> I have no trouble creating the parsing code.
>
> What I need is a quick easy way to send the mail.
>
> Does the overhead of using ActionMailer under Rails work here.  The mail is
> a real simple form with text info, no graphics, nothing fancy.  Is there
> anything in stock Ruby CGI that will send smtp mail?  Can someone point me
> to some example code?
>
> Thanks
> john

     harp:~ > cat a.rb

     require "net/smtp"

     class Email
       class Error < ::StandardError; end
       USER = ENV["USER"] || ENV["USERNAME"] || ENV["LOGNAME"]

       attr_accessor "from"
       attr_accessor "to"
       attr_accessor "subject"
       attr_accessor "message"
       attr_accessor "sent"
       alias_method "sent?", "sent"

       def initialize *a, &b
         options, messages = a.partition{|x| Hash === x}
         opts = options.inject({}){|h,o| h.update o}
         @to = opts["to"] || opts[:to] || "#{ USER }@localhost.localdomain"
         @from = opts["from"] || opts[:from] || "#{ USER }@localhost.localdomain"
         @subject = opts["subject"] || opts[:subject] || "[RUBY EMAIL]"

         @sent = false

         @message =
           if messages.empty?
             opts["message"] || opts[:message]
           else
             messages.join
           end

         @message = b.call(self) if b

         email if @message
       end

       def email
         raise Error, "already sent!" if @sent
         msg = "To: %s\nFrom: %s\nSubject: %s\n\n%s" % [@to, @from, @subject, @message]
         Net::SMTP.start("localhost"){|smtp| smtp.send_message msg, @to, @from }
         @sent = true
         self
       end
       alias_method "email!", "email"
     end

     EMail = Email

     def email *a, &b
       Email::new *a, &b
     end

     if $0 == __FILE__
       your_address = nil
       p(email("test @ #{ Time::now }", "to" => your_address, "from" => your_address))
       p(email("to" => your_address, "from" => your_address){ "test @ #{ Time::now }" })
     end

regards.

-a

-- 
judge your success by what you had to give up in order to get it.
- h.h. the 14th dali lama