package HTML::Template::Compiled::Filter;
# $Id: Filter.pm 125 2005-10-03 21:43:49Z tinita $
$VERSION = "0.03";
use strict;
use warnings;
use constant SUBS => 0;
sub new {
my ($class, $spec) = @_;
if (ref $spec eq __PACKAGE__) {
return $spec;
}
my $self = [];
bless $self, $class;
$self->init($spec);
return $self;
}
sub init {
my ($self, $spec) = @_;
if (ref $spec eq 'CODE') {
$self->[SUBS] = [
{
code => $spec,
format => 'scalar',
},
];
}
else {
for my $filter (ref $spec eq 'ARRAY' ? @$spec : $spec) {
push @{ $self->[SUBS] }, {
format => $filter->{format} || 'scalar',
code => $filter->{'sub'},
};
}
}
}
sub filter {
my ($self, $data) = @_;
for my $filter (@{ $self->[SUBS] }) {
if ($filter->{format} eq 'scalar') {
$filter->{code}->(\$data);
}
else {
my $lines = [split /(?:\n)/, $data];
$filter->{code}->($lines);
$data = join '', @$lines;
}
}
# inplace edit
$_[1] = $data;
}
1;
__END__
=pod
=head1 NAME
HTML::Template::Compiled::Filter - Filter functions for HTML::Template::Compiled
=cut