journalduhacker/script/parse_inbound_mail

76 lines
1.7 KiB
Ruby
Executable file

#!/usr/bin/env ruby
#
# postfix main.cf:
# relay_domains = example.com
# transport_maps = hash:/etc/postfix/transport
# defer_transports =
#
# postfix transports:
# example.com lobsters:
#
# postfix master.cf:
# lobsters unix - n n - 2 pipe
# flags=Fqhu user=lobsters size=1024000 argv=/d/rails/lobsters/script/parse_inbound_mail ${recipient} ${sender}
ENV["RAILS_ENV"] ||= "production"
APP_PATH = File.expand_path('../../config/application', __FILE__)
require File.expand_path('../../config/boot', __FILE__)
require APP_PATH
Rails.application.require_environment!
# postfix exit codes
EX_NOUSER = 67
EX_TEMPFAIL = 75
EX_UNAVAILABLE = 69
message = ""
while !STDIN.eof?
message += STDIN.gets.to_s
end
parser = EmailParser.new(sender = ARGV[1], recipient = ARGV[0], message)
if parser.been_here?
# avoid looping, quietly
exit
elsif !parser.sending_user
STDERR.puts "no active user with mailing list token #{parser.user_token}"
# if this looks like a user token but invalid, generate a bounce to be
# helpful. otherwise supress it to avoid talking back to spammers
exit(parser.user_token ? EX_NOUSER : 0)
elsif !parser.email
STDERR.puts "error parsing e-mail"
exit EX_UNAVAILABLE
elsif !parser.parent
STDERR.puts "no valid comment or story being replied to"
exit EX_NOUSER
elsif !parser.body.present?
STDERR.puts "no valid text/plain body found"
exit EX_UNAVAILABLE
end
c = Comment.new
c.user_id = parser.sending_user.id
c.comment = parser.body
c.is_from_email = true
if parser.parent.is_a?(Comment)
c.story_id = parser.parent.story_id
c.parent_comment_id = parser.parent.id
else
c.story_id = parser.parent.id
end
if c.save
exit
else
STDERR.puts c.errors.inspect
exit EX_UNAVAILABLE
end