module Sisimai::Lhost::MailFoundry
Sisimai::Lhost::MailFoundry
parses a bounce email which created by MailFoundry
. Methods in the module are called from only Sisimai::Message
.
Constants
- Indicators
- ReBackbone
- StartingOf
Public Class Methods
description()
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# File lib/sisimai/lhost/mailfoundry.rb, line 79 def description; return 'MailFoundry'; end
make(mhead, mbody)
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Parse bounce messages from MailFoundry
@param [Hash] mhead Message
headers of a bounce email @param [String] mbody Message
body of a bounce email @return [Hash] Bounce data list and message/rfc822 part @return [Nil] it failed to parse or the arguments are missing
# File lib/sisimai/lhost/mailfoundry.rb, line 21 def make(mhead, mbody) return nil unless mhead['subject'] == 'Message delivery has failed' return nil unless mhead['received'].any? { |a| a.include?('(MAILFOUNDRY) id ') } dscontents = [Sisimai::Lhost.DELIVERYSTATUS] emailsteak = Sisimai::RFC5322.fillet(mbody, ReBackbone) bodyslices = emailsteak[0].split("\n") readcursor = 0 # (Integer) Points the current cursor position recipients = 0 # (Integer) The number of 'Final-Recipient' header v = nil while e = bodyslices.shift do # Read error messages and delivery status lines from the head of the email # to the previous line of the beginning of the original message. if readcursor == 0 # Beginning of the bounce message or delivery status part readcursor |= Indicators[:deliverystatus] if e.start_with?(StartingOf[:message][0]) end next if (readcursor & Indicators[:deliverystatus]) == 0 next if e.empty? # Unable to deliver message to: <kijitora@example.org> # Delivery failed for the following reason: # Server mx22.example.org[192.0.2.222] failed with: 550 <kijitora@example.org> No such user here # # This has been a permanent failure. No further delivery attempts will be made. v = dscontents[-1] if cv = e.match(/\AUnable to deliver message to: [<]([^ ]+[@][^ ]+)[>]\z/) # Unable to deliver message to: <kijitora@example.org> if v['recipient'] # There are multiple recipient addresses in the message body. dscontents << Sisimai::Lhost.DELIVERYSTATUS v = dscontents[-1] end v['recipient'] = cv[1] recipients += 1 else # Error message if e == StartingOf[:error][0] # Delivery failed for the following reason: v['diagnosis'] = e else # Detect error message next if e.empty? next if v['diagnosis'].nil? || v['diagnosis'].empty? next if e.start_with?('-') # Server mx22.example.org[192.0.2.222] failed with: 550 <kijitora@example.org> No such user here v['diagnosis'] << ' ' << e end end end return nil unless recipients > 0 dscontents.each { |e| e['diagnosis'] = Sisimai::String.sweep(e['diagnosis']) } return { 'ds' => dscontents, 'rfc822' => emailsteak[1] } end