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#!/usr/bin/env ruby
# Copyright (c) 2009 Daniel Roethlisberger <daniel@roe.ch>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice unmodified, this list of conditions, and the following
# disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
# Wrapper around dma(8) which implements the missing -t sendmail option.
# WARNING: The address parsing is very incomplete and might break.
require 'open3'
dma = $0.gsub(/.rb$/, '')
if ARGV.delete "-t"
msg = STDIN.read
head, cr, body = msg.split(/\n(\r?)\n/, 2)
head = head + "\n"
tmphead = head.gsub(/\r?\n\s+/m, ' ')
rcpts = []
tmphead.gsub(/^(?:to|cc|bcc):\s.*$/i) do |match|
match.sub(/^[^:]+:\s*/, '').split(/\s*[,;]\s*/).each do |addr|
rcpts << addr.sub(/.*<([^<>]+)>.*/, '\\1')
end
end
head.gsub!(/^bcc:.*\n/i, '')
Open3.popen3(dma, *ARGV.concat(rcpts)) do |i,o,e|
i.write head
i.write "#{cr}\n"
i.write body
i.close_write
print o.read
print e.read
end
else
exec(dma, *ARGV)
end
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