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|
use strict;
use warnings;
# Mail::Message::Body::Construct adds functionality to Mail::Message::Body
package Mail::Message::Body;
use vars '$VERSION';
$VERSION = '2.068';
use Carp;
use Mail::Message::Body::String;
use Mail::Message::Body::Lines;
sub foreachLine($)
{ my ($self, $code) = @_;
my $changes = 0;
my @result;
foreach ($self->lines)
{ my $becomes = $code->();
if(defined $becomes)
{ push @result, $becomes;
$changes++ if $becomes ne $_;
}
else {$changes++}
}
return $self unless $changes;
ref($self)->new
( based_on => $self
, data => \@result
);
}
#------------------------------------------
sub concatenate(@)
{ my $self = shift;
my @bodies;
foreach (@_)
{ next unless defined $_;
push @bodies
, !ref $_ ? Mail::Message::Body::String->new(data => $_)
: ref $_ eq 'ARRAY' ? Mail::Message::Body::Lines->new(data => $_)
: $_->isa('Mail::Message') ? $_->body
: $_->isa('Mail::Message::Body') ? $_
: carp "Cannot concatenate element ".@bodies;
}
my @unified;
my $changes = 0;
foreach my $body (@bodies)
{ my $unified = $self->unify($body);
if(defined $unified)
{ $changes++ unless $unified==$body;
push @unified, $unified;
}
elsif($body->mimeType->mediaType eq 'text')
{ # Text stuff can be unified anyhow, although we do not want to
# include postscript or such.
push @unified, $body;
}
else { $changes++ }
}
return $self if @bodies==1 && $bodies[0]==$self; # unmodified, and single
ref($self)->new
( based_on => $self
, data => [ map {$_->lines} @unified ]
);
}
#------------------------------------------
sub attach(@)
{ my $self = shift;
my @parts;
push @parts, shift while @_ && ref $_[0];
return $self unless @parts;
unshift @parts,
( $self->isNested ? $self->nested
: $self->isMultipart ? $self->parts
: $self
);
return $parts[0] if @parts==1;
Mail::Message::Body::Multipart->new(parts => \@parts, @_);
}
#------------------------------------------
# tests in t/51stripsig.t
sub stripSignature($@)
{ my ($self, %args) = @_;
return $self if $self->mimeType->isBinary;
my $pattern = !defined $args{pattern} ? qr/^--\s?$/
: !ref $args{pattern} ? qr/^\Q${args{pattern}}/
: $args{pattern};
my $lines = $self->lines; # no copy!
my $stop = defined $args{max_lines}? @$lines - $args{max_lines}
: exists $args{max_lines} ? 0
: @$lines-10;
$stop = 0 if $stop < 0;
my ($sigstart, $found);
if(ref $pattern eq 'CODE')
{ for($sigstart = $#$lines; $sigstart >= $stop; $sigstart--)
{ next unless $pattern->($lines->[$sigstart]);
$found = 1;
last;
}
}
else
{ for($sigstart = $#$lines; $sigstart >= $stop; $sigstart--)
{ next unless $lines->[$sigstart] =~ $pattern;
$found = 1;
last;
}
}
return $self unless $found;
my $bodytype = $args{result_type} || ref $self;
my $stripped = $bodytype->new
( based_on => $self
, data => [ @$lines[0..$sigstart-1] ]
);
return $stripped unless wantarray;
my $sig = $bodytype->new
( based_on => $self
, data => [ @$lines[$sigstart..$#$lines] ]
);
($stripped, $sig);
}
#------------------------------------------
1;
|
