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package Sisimai::Lhost::MailFoundry; |
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use parent 'Sisimai::Lhost'; |
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use feature ':5.10'; |
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use strict; |
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use warnings; |
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sub description { 'MailFoundry' } |
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sub make { |
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# Detect an error from MailFoundry |
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# @param [Hash] mhead Message headers of a bounce email |
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# @param [String] mbody Message body of a bounce email |
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# @return [Hash] Bounce data list and message/rfc822 part |
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# @return [Undef] failed to parse or the arguments are missing |
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# @since v4.1.1 |
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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 $mhead->{'subject'} eq 'Message delivery has failed'; |
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return undef unless grep { rindex($_, '(MAILFOUNDRY) id') > -1 } @{ $mhead->{'received'} }; |
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state $indicators = __PACKAGE__->INDICATORS; |
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state $rebackbone = qr|^Content-Type:[ ]message/rfc822|m; |
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state $startingof = { |
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'message' => ['Unable to deliver message to:'], |
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'error' => ['Delivery failed for the following reason:'], |
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}; |
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my $dscontents = [__PACKAGE__->DELIVERYSTATUS]; |
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my $emailsteak = Sisimai::RFC5322->fillet($mbody, $rebackbone); |
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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 ( split("\n", $emailsteak->[0]) ) { |
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# Read error messages and delivery status lines from the head of the email |
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# to the previous line of the beginning of the original message. |
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unless( $readcursor ) { |
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# Beginning of the bounce message or message/delivery-status part |
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$readcursor |= $indicators->{'deliverystatus'} if index($e, $startingof->{'message'}->[0]) == 0; |
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} |
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next unless $readcursor & $indicators->{'deliverystatus'}; |
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next unless length $e; |
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# Unable to deliver message to: |
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# Delivery failed for the following reason: |
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# Server mx22.example.org[192.0.2.222] failed with: 550 No such user here |
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# |
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# This has been a permanent failure. No further delivery attempts will be made. |
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$v = $dscontents->[-1]; |
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100
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if( $e =~ /\AUnable to deliver message to: [<]([^ ]+[@][^ ]+)[>]\z/ ) { |
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# Unable to deliver message to: |
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if( $v->{'recipient'} ) { |
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# There are multiple recipient addresses in the message body. |
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0
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push @$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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# Error message |
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if( $e eq $startingof->{'error'}->[0] ) { |
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# Delivery failed for the following reason: |
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$v->{'diagnosis'} = $e; |
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} else { |
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# Detect error message |
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next unless length $e; |
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next unless $v->{'diagnosis'}; |
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next if index($e, '-') == 0; |
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# Server mx22.example.org[192.0.2.222] failed with: 550 No such user here |
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$v->{'diagnosis'} .= ' '.$e; |
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} |
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} |
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} |
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return undef unless $recipients; |
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11
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for my $e ( @$dscontents ) { |
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# Set default values if each value is empty. |
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$e->{'diagnosis'} = Sisimai::String->sweep($e->{'diagnosis'}); |
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} |
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return { 'ds' => $dscontents, 'rfc822' => $emailsteak->[1] }; |
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} |
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1; |
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__END__ |