Class: MailReport::Dmarc::Document

Inherits:
Object
  • Object
show all
Defined in:
lib/mailreport/dmarc/document.rb

Overview

RFC 7489 Appendix C.

Constant Summary collapse

ROOT = 
"feedback"
PREDEFINED_ENTITIES = 
%w[ lt gt amp quot apos ].freeze
MAX_TAGS =

A tag costs time and memory to build however few bytes it spends, so the count is bounded as well as the size. Room for some 500 records

25_000
EXPANSION_ABANDONED =

REXML raises a bare RuntimeError when expansion limits trip

/entity expansions exceeded|entity expansion has grown too large/

Instance Method Summary collapse

Constructor Details

#initialize(xml) ⇒ Document

Returns a new instance of Document.



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# File 'lib/mailreport/dmarc/document.rb', line 20

def initialize(xml)
  @xml = xml
end

Instance Method Details

#report ⇒ Object 



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# File 'lib/mailreport/dmarc/document.rb', line 24

def report
  if root = feedback
    build(root)
  end
rescue REXML::ParseException
  nil
rescue RuntimeError => error
  if error.message.match?(EXPANSION_ABANDONED)
    nil
  else
    raise
  end
end