125 lines
3.6 KiB
Perl
125 lines
3.6 KiB
Perl
package Sisimai::Reason::HostUnknown;
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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 text { 'hostunknown' }
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sub description { "Delivery failed due to a domain part of a recipient's email address does not exist" }
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sub match {
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# Try to match that the given text and regular expressions
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# @param [String] argv1 String to be matched with regular expressions
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# @return [Integer] 0: Did not match
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# 1: Matched
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# @since v4.0.0
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my $class = shift;
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my $argv1 = shift // return undef;
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my $index = [
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'domain does not exist',
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'domain is not reachable',
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'domain must exist',
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'host or domain name not found',
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'host unknown',
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'host unreachable',
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'mail domain mentioned in email address is unknown',
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'name or service not known',
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'no such domain',
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'recipient address rejected: unknown domain name',
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'recipient domain must exist',
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'the account or domain may not exist',
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'unknown host',
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'unrouteable address',
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];
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return 1 if grep { rindex($argv1, $_) > -1 } @$index;
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return 0;
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}
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sub true {
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# Whether the host is unknown or not
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# @param [Sisimai::Data] argvs Object to be detected the reason
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# @return [Integer] 1: is unknown host
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# [Integer] 0: is not unknown host.
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# @since v4.0.0
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# @see http://www.ietf.org/rfc/rfc2822.txt
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my $class = shift;
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my $argvs = shift // return undef;
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return 1 if $argvs->reason eq 'hostunknown';
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my $statuscode = $argvs->deliverystatus // '';
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my $diagnostic = lc $argvs->diagnosticcode // '';
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if( Sisimai::SMTP::Status->name($statuscode) eq 'hostunknown' ) {
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# Status: 5.1.2
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# Diagnostic-Code: SMTP; 550 Host unknown
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require Sisimai::Reason::NetworkError;
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return 1 unless Sisimai::Reason::NetworkError->match($diagnostic);
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} else {
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# Check the value of Diagnosic-Code: header with patterns
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return 1 if __PACKAGE__->match($diagnostic);
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}
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return 0;
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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::Reason::HostUnknown - Bounce reason is C<hostunknown> or not.
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=head1 SYNOPSIS
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use Sisimai::Reason::HostUnknown;
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print Sisimai::Reason::HostUnknown->match('550 5.2.1 Host Unknown'); # 1
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=head1 DESCRIPTION
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Sisimai::Reason::HostUnknown checks the bounce reason is C<hostunknown> or not.
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This class is called only Sisimai::Reason class.
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This is the error that a domain part (Right hand side of @ sign) of a
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recipient's email address does not exist. In many case, the domain part is
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misspelled, or the domain name has been expired. Sisimai will set C<hostunknown>
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to the reason of email bounce if the value of Status: field in a bounce mail is
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C<5.1.2>.
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Your message to the following recipients cannot be delivered:
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<kijitora@example.cat>:
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<<< No such domain.
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=head1 CLASS METHODS
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=head2 C<B<text()>>
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C<text()> returns string: C<hostunknown>.
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print Sisimai::Reason::HostUnknown->text; # hostunknown
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=head2 C<B<match(I<string>)>>
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C<match()> returns 1 if the argument matched with patterns defined in this class.
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print Sisimai::Reason::HostUnknown->match('550 5.2.1 Host Unknown'); # 1
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=head2 C<B<true(I<Sisimai::Data>)>>
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C<true()> returns 1 if the bounce reason is C<hostunknown>. The argument must be
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Sisimai::Data object and this method is called only from Sisimai::Reason class.
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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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