init III
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Perl OTRS/Kernel/cpan-lib/Sisimai/Bite/Email/FML.pm
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208
Perl OTRS/Kernel/cpan-lib/Sisimai/Bite/Email/FML.pm
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package Sisimai::Bite::Email::FML;
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use parent 'Sisimai::Bite::Email';
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use feature ':5.10';
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use strict;
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use warnings;
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my $Indicators = __PACKAGE__->INDICATORS;
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my $StartingOf = { 'rfc822' => ['Original mail as follows:'] };
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my $ErrorTitle = {
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'rejected' => qr{(?>
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(?:Ignored[ ])*NOT[ ]MEMBER[ ]article[ ]from[ ]
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|reject[ ]mail[ ](?:.+:|from)[ ],
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|Spam[ ]mail[ ]from[ ]a[ ]spammer[ ]is[ ]rejected
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|You[ ].+[ ]are[ ]not[ ]member
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)
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}x,
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'systemerror' => qr{(?:
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fml[ ]system[ ]error[ ]message
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|Loop[ ]Alert:[ ]
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|Loop[ ]Back[ ]Warning:[ ]
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|WARNING:[ ]UNIX[ ]FROM[ ]Loop
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)
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}x,
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'securityerror' => qr/Security Alert/,
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};
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my $ErrorTable = {
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'rejected' => qr{(?>
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(?:Ignored[ ])*NOT[ ]MEMBER[ ]article[ ]from[ ]
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|reject[ ](?:
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mail[ ]from[ ].+[@].+
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|since[ ].+[ ]header[ ]may[ ]cause[ ]mail[ ]loop
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|spammers:
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)
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|You[ ]are[ ]not[ ]a[ ]member[ ]of[ ]this[ ]mailing[ ]list
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)
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}x,
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'systemerror' => qr{(?:
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Duplicated[ ]Message-ID
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|fml[ ].+[ ]has[ ]detected[ ]a[ ]loop[ ]condition[ ]so[ ]that
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|Loop[ ]Back[ ]Warning:
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)
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}x,
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'securityerror' => qr/Security alert:/,
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};
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sub headerlist { return ['X-MLServer'] }
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sub description { 'fml mailing list server/manager' };
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sub scan {
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# Detect an error from fml mailing list server/manager
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# @param [Hash] mhead Message headers of a bounce email
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# @options mhead [String] from From header
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# @options mhead [String] date Date header
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# @options mhead [String] subject Subject header
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# @options mhead [Array] received Received headers
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# @options mhead [String] others Other required headers
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# @param [String] mbody Message body of a bounce email
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# @return [Hash, Undef] Bounce data list and message/rfc822 part
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# or Undef if it failed to parse or the
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# arguments are missing
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# @since v4.22.3
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my $class = shift;
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my $mhead = shift // return undef;
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my $mbody = shift // return undef;
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return undef unless defined $mhead->{'x-mlserver'};
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return undef unless $mhead->{'from'} =~ /.+[-]admin[@].+/;
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return undef unless $mhead->{'message-id'} =~ /\A[<]\d+[.]FML.+[@].+[>]\z/;
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my $dscontents = [__PACKAGE__->DELIVERYSTATUS];
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my @hasdivided = split("\n", $$mbody);
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my $rfc822part = ''; # (String) message/rfc822-headers part
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my $rfc822list = []; # (Array) Each line in message/rfc822 part string
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my $blanklines = 0; # (Integer) The number of blank lines
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my $readcursor = 0; # (Integer) Points the current cursor position
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my $recipients = 0; # (Integer) The number of 'Final-Recipient' header
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my $v = undef;
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$readcursor |= $Indicators->{'deliverystatus'};
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for my $e ( @hasdivided ) {
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# Read each line between the start of the message and the start of rfc822 part.
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unless( $readcursor & $Indicators->{'message-rfc822'} ) {
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# Beginning of the original message part
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if( $e eq $StartingOf->{'rfc822'}->[0] ) {
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$readcursor |= $Indicators->{'message-rfc822'};
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next;
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}
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}
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if( $readcursor & $Indicators->{'message-rfc822'} ) {
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# After "Original mail as follows:" line
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#
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# From owner-2ndml@example.com Mon Nov 20 18:10:11 2017
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# Return-Path: <owner-2ndml@example.com>
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# ...
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unless( length $e ) {
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$blanklines++;
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last if $blanklines > 1;
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next;
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}
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substr($e, 0, 3, '') if substr($e, 0, 3) eq ' ';
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push @$rfc822list, $e;
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} else {
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# Before "message/rfc822"
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next unless $readcursor & $Indicators->{'deliverystatus'};
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next unless length $e;
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# Duplicated Message-ID in <2ndml@example.com>.
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# Original mail as follows:
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$v = $dscontents->[-1];
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if( $e =~ /[<]([^ ]+?[@][^ ]+?)[>][.]\z/ ) {
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# Duplicated Message-ID in <2ndml@example.com>.
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if( $v->{'recipient'} ) {
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# There are multiple recipient addresses in the message body.
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push @$dscontents, __PACKAGE__->DELIVERYSTATUS;
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$v = $dscontents->[-1];
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}
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$v->{'recipient'} = $1;
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$v->{'diagnosis'} = $e;
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$recipients++;
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} else {
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# If you know the general guide of this list, please send mail with
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# the mail body
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$v->{'diagnosis'} .= $e;
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}
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} # End of if: rfc822
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}
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return undef unless $recipients;
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for my $e ( @$dscontents ) {
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$e->{'diagnosis'} = Sisimai::String->sweep($e->{'diagnosis'});
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$e->{'agent'} = __PACKAGE__->smtpagent;
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for my $f ( keys %$ErrorTable ) {
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# Try to match with error messages defined in $ErrorTable
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next unless $e->{'diagnosis'} =~ $ErrorTable->{ $f };
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$e->{'reason'} = $f;
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last;
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}
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unless( $e->{'reason'} ) {
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# Error messages in the message body did not matched
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for my $f ( keys %$ErrorTitle ) {
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# Try to match with the Subject string
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next unless $mhead->{'subject'} =~ $ErrorTitle->{ $f };
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$e->{'reason'} = $f;
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last;
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}
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}
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}
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$rfc822part = Sisimai::RFC5322->weedout($rfc822list);
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return { 'ds' => $dscontents, 'rfc822' => $$rfc822part };
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}
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1;
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__END__
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=encoding utf-8
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=head1 NAME
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Sisimai::Bite::Email::FML - bounce mail parser class for FML (fml.org).
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=head1 SYNOPSIS
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use Sisimai::Bite::Email::FML;
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=head1 DESCRIPTION
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Sisimai::Bite::Email::FML parses a bounce email which created by C<fml mailing
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list server/manager>. Methods in the module are called from only Sisimai::Message.
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=head1 CLASS METHODS
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=head2 C<B<description()>>
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C<description()> returns description string of this module.
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print Sisimai::Bite::Email::FML->description;
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=head2 C<B<smtpagent()>>
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C<smtpagent()> returns MTA name.
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print Sisimai::Bite::Email::FML->smtpagent;
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=head2 C<B<scan(I<header data>, I<reference to body string>)>>
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C<scan()> method parses a bounced email and return results as a array reference.
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See Sisimai::Message for more details.
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=head1 AUTHOR
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azumakuniyuki
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=head1 COPYRIGHT
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Copyright (C) 2017-2018 azumakuniyuki, All rights reserved.
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=head1 LICENSE
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This software is distributed under The BSD 2-Clause License.
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=cut
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