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# This code is part of Perl distribution Mail-Box 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::Box::File::Message;{
our $VERSION = '4.01';
}
use parent 'Mail::Box::Message';
use strict;
use warnings;
use Log::Report 'mail-box', import => [ qw/__x error trace/ ];
use List::Util qw/sum/;
#--------------------
sub init($)
{ my ($self, $args) = @_;
$self->SUPER::init($args);
$self->fromLine($args->{from_line}) if exists $args->{from_line};
$self;
}
#--------------------
sub fromLine(;$)
{ my $self = shift;
$self->{MBMM_from_line} = shift if @_;
$self->{MBMM_from_line} ||= $self->head->createFromLine;
}
#--------------------
sub coerce($)
{ my ($self, $message) = @_;
$message->isa(__PACKAGE__) ? $message : $self->SUPER::coerce($message)->labelsToStatus;
}
sub write(;$)
{ my $self = shift;
my $out = shift || select;
my $escaped = $self->escapedBody;
$out->print($self->fromLine);
my $size = sum 0, map length, @$escaped;
my $head = $self->head;
$head->set('Content-Length' => $size);
$head->set('Lines' => scalar @$escaped);
$head->print($out);
$out->print($_) for @$escaped;
$out->print("\n");
$self;
}
sub clone()
{ my $self = shift;
my $clone = $self->SUPER::clone;
$clone->{MBMM_from_line} = $self->fromLine;
$clone;
}
sub escapedBody()
{ my @lines = shift->body->lines;
s/^(\>*From )/>$1/ for @lines;
\@lines;
}
#--------------------
sub readFromParser($)
{ my ($self, $parser) = @_;
my ($start, $fromline) = $parser->readSeparator;
$fromline or return;
$self->{MBMM_from_line} = $fromline;
$self->{MBMM_begin} = $start;
$self->SUPER::readFromParser($parser);
}
sub loadHead() { $_[0]->head }
sub loadBody()
{ my $self = shift;
my $body = $self->body;
$body->isDelayed or return $body;
my ($begin, $end) = $body->fileLocation;
my $parser = $self->folder->parser;
$parser->filePosition($begin);
my $msgid = $self->messageId;
my $newbody = $self->readBody($parser, $self->head)
or error __x"unable to read delayed body for {msgid}", msgid => $msgid;
trace "Loaded delayed body for $msgid";
$self->storeBody($newbody->contentInfoFrom($self->head));
$newbody;
}
sub fileLocation()
{ my $self = shift;
wantarray
? ($self->{MBMM_begin}, ($self->body->fileLocation)[1])
: $self->{MBMM_begin};
}
sub moveLocation($)
{ my ($self, $dist) = @_;
$self->{MBMM_begin} -= $dist;
$self->head->moveLocation($dist);
$self->body->moveLocation($dist);
$self;
}
1;
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