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require 'net/smtp'
if ARGV.length < 3
puts "usage: cat message | ruby sendmail.rb <from> <to> <subject> [cc]"
exit 1
end
from = ARGV.shift
to = ARGV.shift
subject = ARGV.shift
cc = (ARGV.shift or "")
lines = readlines
contents = []
if lines.length == 1
body = lines.first
contents = [
"To: #{to}\n",
"From: #{from}\n",
"Subject: #{subject}\n",
"Cc: #{cc}\n",
"\n",
body]
else
body = lines.join('')
contents = [
"To: #{to}\n",
"From: #{from}\n",
"Subject: #{subject}\n",
"Cc: #{cc}\n",
body]
end
Net::SMTP.start("localhost") {|smtp|
smtp.send_mail(contents, from, to)
}
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