Module: Sisimai::Reason::PolicyViolation

Defined in:
lib/sisimai/reason/policyviolation.rb

Overview

Sisimai::Reason::PolicyViolation checks the bounce reason is “policyviolation” or not. This class is called only Sisimai::Reason class.

This is the error that a policy violation was detected on a destination mail host. When a header content or a format of the original message violates security policies, or multiple addresses exist in the From: header, Sisimai will set “policyviolation”.

Status: 5.7.0
Remote-MTA: DNS; gmail-smtp-in.l.google.com
Diagnostic-Code: SMTP; 552-5.7.0 Our system detected an illegal attachment on your message. Please
Last-Attempt-Date: Tue, 28 Apr 2009 11:02:45 +0900 (JST)

Constant Summary collapse

Index = 
[
  "because the recipient is not accepting mail with ",    # AOL Phoenix
  "closed mailing list",
  "delivery not authorized, message refused",
  "denied by policy",
  # http://kb.mimecast.com/Mimecast_Knowledge_Base/Administration_Console/Monitoring/Mimecast_SMTP_Error_Codes#554
  "email rejected due to security policies",
  "for policy reasons",
  "local policy violation",
  "message bounced due to organizational settings",
  "message given low priority",
  "message was rejected by organization policy",
  "protocol violation",
  "support.google.com/a/answer/172179",
  "you're using a mass mailer",
].freeze

Class Method Summary collapse

Class Method Details

.description ⇒ Object 



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# File 'lib/sisimai/reason/policyviolation.rb', line 35

def description; return 'Email rejected due to policy violation on a destination host'; end

.match(argv1) ⇒ Boolean

Try to match that the given text and regular expressions

Parameters:

  • argv1 (String) —

    String to be matched with regular expressions

Returns:

  • (Boolean) —

    false: Did not match, true: Matched

Since:

  • 4.22.0



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# File 'lib/sisimai/reason/policyviolation.rb', line 41

def match(argv1)
  return false if argv1.nil? || argv1.empty?
  return true  if Index.any? { |a| argv1.include?(a) }
  return false
end

.text ⇒ Object 



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# File 'lib/sisimai/reason/policyviolation.rb', line 34

def text; return 'policyviolation'; end

.true(argvs) ⇒ Boolean

The bounce reason is “policyviolation” or not

Parameters:

Returns:

  • (Boolean) —

    true: is policy violation false: is not policy violation

See Also:

Since:

  • 4.22.0



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# File 'lib/sisimai/reason/policyviolation.rb', line 53

def true(argvs)
  return true  if argvs['reason'] == 'policyviolation'
  return false if argvs['command'] != '' && argvs['command'] != 'DATA'
  return match(argvs['diagnosticcode'].downcase)
end