init III
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177
Perl OTRS/Kernel/cpan-lib/Sisimai/Bite/Email/X3.pm
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177
Perl OTRS/Kernel/cpan-lib/Sisimai/Bite/Email/X3.pm
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package Sisimai::Bite::Email::X3;
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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 = {
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'message' => [' This is an automatically generated Delivery Status Notification.'],
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'rfc822' => ['Content-Type: message/rfc822'],
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};
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sub description { 'Unknown MTA #3' }
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sub scan {
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# Detect an error from Unknown MTA #3
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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 v4.1.9
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my $class = shift;
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my $mhead = shift // return undef;
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my $mbody = shift // return undef;
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return undef unless index($mhead->{'from'}, 'Mail Delivery System') == 0;
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return undef unless index($mhead->{'subject'}, 'Delivery status notification') == 0;
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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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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 ) {
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# Beginning of the bounce message or delivery status part
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if( index($e, $StartingOf->{'message'}->[0]) > -1 ) {
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$readcursor |= $Indicators->{'deliverystatus'};
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next;
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}
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}
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unless( $readcursor & $Indicators->{'message-rfc822'} ) {
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# Beginning of the original message part
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if( index($e, $StartingOf->{'rfc822'}->[0]) == 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 "message/rfc822"
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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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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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# ============================================================================
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# This is an automatically generated Delivery Status Notification.
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#
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# Delivery to the following recipients failed permanently:
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#
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# * kijitora@example.com
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#
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#
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# ============================================================================
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# Technical details:
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#
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# SMTP:RCPT host 192.0.2.8: 553 5.3.0 <kijitora@example.com>... No such user here
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#
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#
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# ============================================================================
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$v = $dscontents->[-1];
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if( $e =~ /\A[ \t]+[*][ \t]([^ ]+[@][^ ]+)\z/ ) {
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# * kijitora@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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$recipients++;
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} else {
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# Detect error message
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if( $e =~ /\ASMTP:([^ ]+)[ \t](.+)\z/ ) {
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# SMTP:RCPT host 192.0.2.8: 553 5.3.0 <kijitora@example.com>... No such user here
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$v->{'command'} = uc $1;
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$v->{'diagnosis'} = $2;
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} elsif( $e =~ /\ARouting: (.+)/ ) {
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# Routing: Could not find a gateway for kijitora@example.co.jp
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$v->{'diagnosis'} = $1;
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}
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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->{'status'} = Sisimai::SMTP::Status->find($e->{'diagnosis'});
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$e->{'agent'} = __PACKAGE__->smtpagent;
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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::X3 - bounce mail parser class for C<X3>.
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=head1 SYNOPSIS
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use Sisimai::Bite::Email::X3;
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=head1 DESCRIPTION
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Sisimai::Bite::Email::X3 parses a bounce email which created by Unknown MTA #3.
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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::X3->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::X3->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) 2014-2018 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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