module Sisimai::Lhost::IMailServer
Sisimai::Lhost::IMailServer
parses a bounce email which created by Ipswitch IMail Server. Methods in the module are called from only Sisimai::Message
.
Constants
- ReBackbone
- ReFailures
- ReSMTP
- StartingOf
Public Class Methods
description()
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# File lib/sisimai/lhost/imailserver.rb, line 114 def description; return 'IPSWITCH IMail Server'; end
make(mhead, mbody)
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Parse bounce messages from IMailServer
@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/imailserver.rb, line 34 def make(mhead, mbody) # X-Mailer: <SMTP32 v8.22> match = 0 match += 1 if mhead['subject'] =~ /\AUndeliverable Mail[ ]*\z/ match += 1 if mhead['x-mailer'].to_s.start_with?('<SMTP32 v') return nil unless match > 0 dscontents = [Sisimai::Lhost.DELIVERYSTATUS] emailsteak = Sisimai::RFC5322.fillet(mbody, ReBackbone) bodyslices = emailsteak[0].split("\n") 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. # Unknown user: kijitora@example.com # # Original message follows. v = dscontents[-1] if cv = e.match(/\A([^ ]+)[ ](.+)[:][ \t]*([^ ]+[@][^ ]+)/) # Unknown user: kijitora@example.com if v['recipient'] # There are multiple recipient addresses in the message body. dscontents << Sisimai::Lhost.DELIVERYSTATUS v = dscontents[-1] end v['diagnosis'] = cv[1] + ' ' + cv[2] v['recipient'] = cv[3] recipients += 1 elsif cv = e.match(/\Aundeliverable[ ]+to[ ]+(.+)\z/) # undeliverable to kijitora@example.com if v['recipient'] # There are multiple recipient addresses in the message body. dscontents << Sisimai::Lhost.DELIVERYSTATUS v = dscontents[-1] end v['recipient'] = Sisimai::Address.s3s4(cv[1]) recipients += 1 else # Other error message text v['alterrors'] << ' ' << e if v['alterrors'] v['alterrors'] = e if e.include?(StartingOf[:error][0]) end end return nil unless recipients > 0 dscontents.each do |e| unless e['alterrors'].to_s.empty? # Copy alternative error message e['diagnosis'] = if e['diagnosis'] e['alterrors'] + ' ' + e['diagnosis'] else e['alterrors'] end e['diagnosis'] = Sisimai::String.sweep(e['diagnosis']) e.delete('alterrors') end e['diagnosis'] = Sisimai::String.sweep(e['diagnosis']) ReSMTP.each_key do |r| # Detect SMTP command from the message next unless e['diagnosis'] =~ ReSMTP[r] e['command'] = r.upcase break end ReFailures.each_key do |r| # Verify each regular expression of session errors next unless e['diagnosis'] =~ ReFailures[r] e['reason'] = r break end end return { 'ds' => dscontents, 'rfc822' => emailsteak[1] } end