124 lines
3.9 KiB
Perl
124 lines
3.9 KiB
Perl
# Selima Website Content Management System
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# SetL10N.pm: The subroutine to set the localization handler.
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# Copyright (c) 2004-2018 imacat.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Author: imacat <imacat@mail.imacat.idv.tw>
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# First written: 2004-10-26
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package Selima::SetL10N;
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use 5.008;
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use strict;
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use warnings;
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use base qw(Exporter);
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use vars qw(@EXPORT @EXPORT_OK);
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BEGIN {
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@EXPORT = qw(set_l10n);
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@EXPORT_OK = @EXPORT;
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# Prototype declaration
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sub set_l10n(;$);
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}
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# Ensure that these modules are installed
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use Encode::Big5Common qw();
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use Encode::HanExtra qw(); # For GB18030, real encoding used in GB2312 forms
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use Encode::Alias qw(define_alias);
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# Set Big5 to Big5-Common
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define_alias("Big5", "Big5-Common");
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use Selima::Cache qw(:setl10n);
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use Selima::DataVars qw(:l10n :lninfo :siteconf);
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use Selima::GetLang;
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use Selima::HTTP;
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use Selima::LnInfo;
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use Selima::L10N;
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use vars qw(%LH %CLH);
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# set_l10n: Set the current language handler
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sub set_l10n(;$) {
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local ($_, %_);
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my $lang;
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$lang = $_[0];
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$lang = getlang if !defined $lang;
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# Set the package language handler
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# Cached -- use the cache
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if (exists $LH{$PACKAGE} && exists ${$LH{$PACKAGE}}{$lang}) {
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$LH = ${$LH{$PACKAGE}}{$lang};
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# Automatic reload text whenever it is updated
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if (-e $LH->{"MOFILE"}) {
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$SetL10N_checked{$PACKAGE} = {}
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if !exists $SetL10N_checked{$PACKAGE};
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if (!exists ${$SetL10N_checked{$PACKAGE}}{$lang}) {
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$_ = (stat $LH->{"MOFILE"})[9];
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if ($LH->{"MOFILE_MTIME"} < $_) {
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$LH->{"MOFILE_MTIME"} = $_;
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$LH->reload_text;
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}
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${$SetL10N_checked{$PACKAGE}}{$lang} = 1;
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}
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}
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# Not cached yet
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} else {
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$_ = "Selima::" . $PACKAGE . "::L10N";
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$LH = $_->get_handle($lang)
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or http_500 "Failed creating language handle from $_ for $lang";
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$LH->encoding(undef);
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$LH->bindtextdomain($PACKAGE, $LOCALEDIR);
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$LH->textdomain($PACKAGE);
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# Cache it
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$LH{$PACKAGE} = {} if !exists $LH{$PACKAGE};
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${$LH{$PACKAGE}}{$lang} = $LH;
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$LH->{"MOFILE_MTIME"} = (stat $LH->{"MOFILE"})[9]
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if -e $LH->{"MOFILE"};
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}
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# Set the common language handler
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# Cached -- use the cache
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if (exists $CLH{$lang}) {
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$CLH = $CLH{$lang};
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# Automatic reload text whenever it is updated
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if (-e $CLH->{"MOFILE"}) {
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$SetL10N_checked{COMMON_DOMAIN()} = {}
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if !exists $SetL10N_checked{COMMON_DOMAIN()};
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if (!exists ${$SetL10N_checked{COMMON_DOMAIN()}}{$lang}) {
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$_ = (stat $CLH->{"MOFILE"})[9];
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if ($CLH->{"MOFILE_MTIME"} < $_) {
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$CLH->{"MOFILE_MTIME"} = $_;
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$CLH->reload_text;
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}
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${$SetL10N_checked{COMMON_DOMAIN()}}{$lang} = 1;
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}
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}
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# Not cached yet
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} else {
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$CLH = Selima::L10N->get_handle($lang)
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or http_500 "Failed creating language handle from Selima::L10N for $lang";
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$CLH->encoding(undef);
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$CLH->bindtextdomain(COMMON_DOMAIN, COMMON_LOCALEDIR);
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# Cache it
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$CLH->textdomain(COMMON_DOMAIN);
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$CLH{$lang} = $CLH;
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$CLH->{"MOFILE_MTIME"} = (stat $CLH->{"MOFILE"})[9]
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if -e $CLH->{"MOFILE"};
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}
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return;
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}
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return 1;
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