module Sisimai::Lhost::EinsUndEins
Sisimai::Lhost::EinsUndEins
parses a bounce email which created by 1&1. Methods in the module are called from only Sisimai::Message
.
Constants
- Indicators
- MessagesOf
- ReBackbone
- StartingOf
Public Class Methods
description()
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# File lib/sisimai/lhost/einsundeins.rb, line 111 def description; return '1&1: https://www.1und1.de'; end
make(mhead, mbody)
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Parse bounce messages from 1&1 @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/einsundeins.rb, line 22 def make(mhead, mbody) return nil unless mhead['from'].start_with?('"Mail Delivery System"') return nil unless mhead['subject'] == 'Mail delivery failed: returning message to sender' 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]) next end next if (readcursor & Indicators[:deliverystatus]) == 0 next if e.empty? # The following address failed: # # general@example.eu # # For the following reason: # # Mail size limit exceeded. For explanation visit # http://postmaster.1and1.com/en/error-messages?ip=%1s v = dscontents[-1] if cv = e.match(/\A([^ ]+[@][^ ]+?)[:]?\z/) # general@example.eu 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 elsif e.start_with?(StartingOf[:error][0]) # For the following reason: v['diagnosis'] = e else if v['diagnosis'] # Get error message and append error message strings v['diagnosis'] << ' ' << e else # OR the following format: # neko@example.fr: # SMTP error from remote server for TEXT command, host: ... v['alterrors'] ||= '' v['alterrors'] << ' ' << e end end end return nil unless recipients > 0 dscontents.each do |e| e['diagnosis'] ||= '' e['diagnosis'] = e['alterrors'] if e['diagnosis'].empty? if cv = e['diagnosis'].match(/host:[ ]+(.+?)[ ]+.+[ ]+reason:.+/) # SMTP error from remote server for TEXT command, # host: smtp-in.orange.fr (193.252.22.65) # reason: 550 5.2.0 Mail rejete. Mail rejected. ofr_506 [506] e['rhost'] = cv[1] e['command'] = 'DATA' if e['diagnosis'] =~ /for TEXT command/ e['spec'] = 'SMTP' if e['diagnosis'] =~ /SMTP error/ e['status'] = Sisimai::SMTP::Status.find(e['diagnosis']) else # For the following reason: e['diagnosis'].gsub(/\A#{StartingOf[:error][0]}/, '') end e['diagnosis'] = Sisimai::String.sweep(e['diagnosis']) MessagesOf.each_key do |r| # Verify each regular expression of session errors next unless MessagesOf[r].any? { |a| e['diagnosis'].include?(a) } e['reason'] = r break end end return { 'ds' => dscontents, 'rfc822' => emailsteak[1] } end