Send changelog entry to posterous

changelog2posterous.rb

#! /usr/bin/ruby

posterous_mailto = 'please-sleep@posterous.com'

## get stdin
is_head = true
header = ''
body = ''

while line = gets
  if (/exit/ =~ line)
    break
  end

  if is_head
    header = line
    is_head = false
    next
  end

  body += line
end

## parse header
header =~ /^\* (.*?): (.*?)$/
tag = $1
title = $2
subject = "#{title} ((tag: #{tag}))"

if !tag or !title
  STDERR.puts('Cannot parse header. Is stdin changelog?')
  exit(1)
end

## add markdown tag to body
body = "<markdown>\n" + body + "</markdown>"

## invoke mail command with popen
f = IO.popen("sendgmail.py -s \"#{subject}\" #{posterous_mailto}", "w")
f.write(body)
f.close()