package Koha::I18N;
-# Copyright 2012 BibLibre
-#
# This file is part of Koha.
#
-# Koha is free software; you can redistribute it and/or modify it under the
-# terms of the GNU General Public License as published by the Free Software
-# Foundation; either version 2 of the License, or (at your option) any later
-# version.
+# Copyright 2012-2014 BibLibre
+#
+# Koha is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
#
-# Koha is distributed in the hope that it will be useful, but WITHOUT ANY
-# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
-# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+# Koha is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
#
-# You should have received a copy of the GNU General Public License along
-# with Koha; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# You should have received a copy of the GNU General Public License
+# along with Koha; if not, see <http://www.gnu.org/licenses>.
use Modern::Perl;
-use base qw(Locale::Maketext);
-use C4::Templates;
+use C4::Languages;
use C4::Context;
-use Locale::Maketext::Lexicon {
- 'en' => ['Auto'],
- '*' => [
- Gettext =>
- C4::Context->config('intranetdir')
- . '/misc/translator/po/*-messages.po'
- ],
- '_AUTO' => 1,
-};
-
-sub get_handle_from_context {
- my ($class, $cgi, $interface) = @_;
-
- my $lh;
- my $lang = C4::Templates::getlanguage($cgi, $interface);
- if ($lang) {
- $lh = $class->get_handle($lang)
- or die "No language handle for '$lang'";
- } else {
- $lh = $class->get_handle()
- or die "Can't get a language handle";
+use Encode;
+use List::Util qw( first );
+use Locale::Messages qw(
+ bindtextdomain
+ gettext
+ LC_MESSAGES
+ ngettext
+ npgettext
+ pgettext
+ textdomain
+);
+use POSIX qw();
+use Koha::Cache::Memory::Lite;
+
+use parent 'Exporter';
+our @EXPORT = qw(
+ __
+ __x
+ __n
+ __nx
+ __xn
+ __p
+ __px
+ __np
+ __npx
+ N__
+ N__n
+ N__p
+ N__np
+);
+
+our $textdomain = 'Koha';
+
+sub init {
+ my $cache = Koha::Cache::Memory::Lite->get_instance();
+ my $cache_key = 'i18n:initialized';
+ unless ($cache->get_from_cache($cache_key)) {
+ my @system_locales = grep { chomp; not (/^C/ || $_ eq 'POSIX') } qx/locale -a/;
+ if (@system_locales) {
+ # LANG needs to be set to a valid locale,
+ # otherwise LANGUAGE is ignored
+ $ENV{LANG} = $system_locales[0];
+ POSIX::setlocale(LC_MESSAGES, '');
+
+ my $langtag = C4::Languages::getlanguage;
+ my @subtags = split /-/, $langtag;
+ my ($language, $region) = @subtags;
+ if ($region && length $region == 4) {
+ $region = $subtags[2];
+ }
+ my $locale = $language;
+ if ($region) {
+ $locale .= '_' . $region;
+ }
+
+ $ENV{LANGUAGE} = $locale;
+ $ENV{OUTPUT_CHARSET} = 'UTF-8';
+
+ my $directory = _base_directory();
+ textdomain($textdomain);
+ bindtextdomain($textdomain, $directory);
+ } else {
+ warn "No locale installed. Localization cannot work and is therefore disabled";
+ }
+
+ $cache->set_in_cache($cache_key, 1);
}
+}
+
+sub __ {
+ my ($msgid) = @_;
+
+ $msgid = Encode::encode_utf8($msgid);
+
+ return _gettext(\&gettext, [ $msgid ]);
+}
+
+sub __x {
+ my ($msgid, %vars) = @_;
+
+ $msgid = Encode::encode_utf8($msgid);
+
+ return _gettext(\&gettext, [ $msgid ], %vars);
+}
+
+sub __n {
+ my ($msgid, $msgid_plural, $count) = @_;
+
+ $msgid = Encode::encode_utf8($msgid);
+ $msgid_plural = Encode::encode_utf8($msgid_plural);
+
+ return _gettext(\&ngettext, [ $msgid, $msgid_plural, $count ]);
+}
+
+sub __nx {
+ my ($msgid, $msgid_plural, $count, %vars) = @_;
+
+ $msgid = Encode::encode_utf8($msgid);
+ $msgid_plural = Encode::encode_utf8($msgid_plural);
+
+ return _gettext(\&ngettext, [ $msgid, $msgid_plural, $count ], %vars);
+}
+
+sub __xn {
+ return __nx(@_);
+}
+
+sub __p {
+ my ($msgctxt, $msgid) = @_;
+
+ $msgctxt = Encode::encode_utf8($msgctxt);
+ $msgid = Encode::encode_utf8($msgid);
+
+ return _gettext(\&pgettext, [ $msgctxt, $msgid ]);
+}
+
+sub __px {
+ my ($msgctxt, $msgid, %vars) = @_;
+
+ $msgctxt = Encode::encode_utf8($msgctxt);
+ $msgid = Encode::encode_utf8($msgid);
+
+ return _gettext(\&pgettext, [ $msgctxt, $msgid ], %vars);
+}
+
+sub __np {
+ my ($msgctxt, $msgid, $msgid_plural, $count) = @_;
+
+ $msgctxt = Encode::encode_utf8($msgctxt);
+ $msgid = Encode::encode_utf8($msgid);
+ $msgid_plural = Encode::encode_utf8($msgid_plural);
+
+ return _gettext(\&npgettext, [ $msgctxt, $msgid, $msgid_plural, $count ]);
+}
+
+sub __npx {
+ my ($msgctxt, $msgid, $msgid_plural, $count, %vars) = @_;
+
+ $msgctxt = Encode::encode_utf8($msgctxt);
+ $msgid = Encode::encode_utf8($msgid);
+ $msgid_plural = Encode::encode_utf8($msgid_plural);
+
+ return _gettext(\&npgettext, [ $msgctxt, $msgid, $msgid_plural, $count], %vars);
+}
+
+sub N__ {
+ return @_;
+}
+
+sub N__n {
+ return @_;
+}
+
+sub N__p {
+ return @_;
+}
+
+sub N__np {
+ return @_;
+}
+
+sub _base_directory {
+ # Directory structure is not the same for dev and standard installs
+ # Here we test the existence of several directories and use the first that exist
+ # FIXME There has to be a better solution
+ my @dirs = (
+ C4::Context->config('intranetdir') . '/misc/translator/po',
+ C4::Context->config('intranetdir') . '/../../misc/translator/po',
+ );
+ my $dir = first { -d } @dirs;
+
+ unless ($dir) {
+ die "The PO directory has not been found. There is a problem in your Koha installation.";
+ }
+
+ return $dir;
+}
+
+sub _gettext {
+ my ($sub, $args, %vars) = @_;
+
+ init();
+
+ my $text = Encode::decode_utf8($sub->(@$args));
+ if (%vars) {
+ $text = _expand($text, %vars);
+ }
+
+ return $text;
+}
+
+sub _expand {
+ my ($text, %vars) = @_;
+
+ my $re = join '|', map { quotemeta $_ } keys %vars;
+ $text =~ s/\{($re)\}/defined $vars{$1} ? $vars{$1} : "{$1}"/ge;
- return $lh;
+ return $text;
}
1;
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