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2024-10-14 00:08:40 +02:00

81 lines
2.0 KiB
Perl

package Sisimai::Reason::SyntaxError;
use feature ':5.10';
use strict;
use warnings;
sub text { 'syntaxerror' }
sub description { 'Email rejected due to syntax error at sent commands in SMTP session' }
sub match { return undef }
sub true {
# Connection rejected due to syntax error or not
# @param [Sisimai::Data] argvs Object to be detected the reason
# @return [Integer] 1: Rejected due to syntax error
# 0: is not syntax error
# @since v4.1.25
# @see http://www.ietf.org/rfc/rfc2822.txt
my $class = shift;
my $argvs = shift // return undef;
return 1 if $argvs->reason eq 'syntaxerror';
return 1 if $argvs->replycode =~ /\A[45]0[0-7]\z/;
return 0;
}
1;
__END__
=encoding utf-8
=head1 NAME
Sisimai::Reason::SyntaxError - Bounce reason is C<syntaxerror> or not.
=head1 SYNOPSIS
use Sisimai::Reason::SyntaxError;
print Sisimai::Reason::SyntaxError->text; # syntaxerror
=head1 DESCRIPTION
Sisimai::Reason::SyntaxError checks the bounce reason is C<syntaxerror> or not.
This class is called only Sisimai::Reason class.
This is the error that a destination mail server could not recognize SMTP command
which is sent from a sender's MTA. Sisimai will set C<syntaxerror> to the reason
if the value of C<replycode> begins with "50" such as 502, or 503.
Action: failed
Status: 5.5.0
Diagnostic-Code: SMTP; 503 Improper sequence of commands
=head1 CLASS METHODS
=head2 C<B<text()>>
C<text()> returns string: C<syntaxerror>.
print Sisimai::Reason::SyntaxError->text; # syntaxerror
=head2 C<B<match(I<string>)>>
C<match()> always return undef
=head2 C<B<true(I<Sisimai::Data>)>>
C<true()> returns 1 if the bounce reason is C<syntaxerror>. The argument must be
Sisimai::Data object and this method is called only from Sisimai::Reason class.
=head1 AUTHOR
azumakuniyuki
=head1 COPYRIGHT
Copyright (C) 2015-2016,2018 azumakuniyuki, All rights reserved.
=head1 LICENSE
This software is distributed under The BSD 2-Clause License.
=cut