File Coverage

blib/lib/Plack/I18N.pm

Criterion	Covered	Total	%
statement	51	51	100.0
branch	1	2	50.0
condition	7	9	77.7
subroutine	13	13	100.0
pod	4	4	100.0
total	76	79	96.2

package Plack::I18N;
use 5.008001;
use strict;
use warnings;

our $VERSION = "0.02";

use Carp qw(croak);
use Locale::Maketext;
use Plack::Util ();
use Plack::I18N::Handle;

sub new {
    my $class = shift;
    my (%params) = @_;

    croak 'lexicon required'    unless $params{lexicon};

    my $self = {};
    bless $self, $class;

    $self->{i18n_class}       = $params{i18n_class} || __PACKAGE__ . '::Auto';
    $self->{locale_dir}       = $params{locale_dir};
    $self->{default_language} = $params{default_language} || 'en';

    $self->{lexicon} = $self->_build_lexicon(
        $params{lexicon},
        i18n_class       => $self->{i18n_class},
        locale_dir       => $self->{locale_dir},
        default_language => $self->{default_language}
    );

    $self->{languages} =
      $params{languages} || [sort $self->{lexicon}->detect_languages];

    return $self;
}

sub default_language {
    my $self = shift;

    return $self->{default_language};
}

sub languages {
    my $self = shift;

    return @{$self->{languages}};
}

sub handle {
    my $self = shift;
    my ($language) = @_;

    my $i18n_class = $self->{i18n_class};

    $self->{handles}->{$language} ||= do {
        my $handle = $i18n_class->get_handle($language);
        $handle->fail_with(sub { $_[1] });

        Plack::I18N::Handle->new(handle => $handle, language => $language);
    };

    return $self->{handles}->{$language};
}

sub _build_lexicon {
    my $self = shift;
    my ($lexicon, %params) = @_;

    my $lexicon_class = __PACKAGE__ . '::Lexicon::' . ucfirst($lexicon);

    Plack::Util::load_class($lexicon_class);

    return $lexicon_class->new(%params);
}

1;
__END__