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# This code is part of Perl distribution Mail-Message version 4.01.
# The POD got stripped from this file by OODoc version 3.05.
# For contributors see file ChangeLog.
# This software is copyright (c) 2001-2025 by Mark Overmeer.
# This is free software; you can redistribute it and/or modify it under
# the same terms as the Perl 5 programming language system itself.
# SPDX-License-Identifier: Artistic-1.0-Perl OR GPL-1.0-or-later
package Mail::Message::Head::FieldGroup;{
our $VERSION = '4.01';
}
use parent 'Mail::Reporter';
use strict;
use warnings;
use Log::Report 'mail-message', import => [ qw/trace/ ];
use Scalar::Util qw/blessed/;
#--------------------
sub new(@)
{ my $class = shift;
my @fields;
push @fields, shift while blessed $_[0];
$class->SUPER::new(@_, fields => \@fields);
}
sub init($$)
{ my ($self, $args) = @_;
$self->SUPER::init($args);
my $head = $self->{MMHF_head} = $args->{head} || Mail::Message::Head::Partial->new;
$self->add($_) # add specified object fields
for @{$args->{fields}};
$self->add($_, delete $args->{$_}) # add key-value paired fields
for grep m/^[A-Z]/, keys %$args;
$self->{MMHF_version} = $args->{version} if defined $args->{version};
$self->{MMHF_software} = $args->{software} if defined $args->{software};
$self->{MMHF_type} = $args->{type} if defined $args->{type};
$self->{MMHF_fns} = [];
$self;
}
sub implementedTypes() { $_[0]->notImplemented }
sub from($) { $_[0]->notImplemented }
sub clone()
{ my $self = shift;
my $clone = bless %$self, ref $self;
$clone->{MMHF_fns} = [ $self->fieldNames ];
$clone;
}
#--------------------
sub head() { $_[0]->{MMHF_head} }
sub attach($)
{ my ($self, $head) = @_;
$head->add($_->clone) for $self->fields;
$self;
}
sub delete()
{ my $self = shift;
my $head = $self->head;
$head->removeField($_) for $self->fields;
$self;
}
sub add(@)
{ my $self = shift;
my $field = $self->head->add(@_) or return ();
push @{$self->{MMHF_fns}}, $field->name;
$self;
}
sub fields()
{ my $self = shift;
my $head = $self->head;
map $head->get($_), $self->fieldNames;
}
sub fieldNames() { @{ $_[0]->{MMHF_fns}} }
sub addFields(@)
{ my $self = shift;
my $head = $self->head;
push @{$self->{MMHF_fns}}, @_;
@_;
}
#--------------------
sub version() { $_[0]->{MMHF_version} }
sub software() { $_[0]->{MMHF_software} }
sub type() { $_[0]->{MMHF_type} }
#--------------------
sub detected($$$)
{ my $self = shift;
@$self{ qw/MMHF_type MMHF_software MMHF_version/ } = @_;
}
sub collectFields(;$) { $_[0]->notImplemented }
#--------------------
sub print(;$)
{ my $self = shift;
my $out = shift || select;
$_->print($out) for $self->fields;
}
sub details()
{ my $self = shift;
my $type = $self->type || 'Unknown';
my $software = $self->software;
undef $software if defined($software) && $type eq $software;
my $version = $self->version;
my $release = defined $software
? (defined $version ? " ($software $version)" : " ($software)")
: (defined $version ? " ($version)" : '');
my $fields = scalar $self->fields;
"$type $release, $fields fields";
}
1;
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