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<?php
/*
Copyright (c) 2005 Steven Armstrong <sa at c-area dot ch>
Drop in replacement for native gettext.
This file is part of PHP-gettext.
PHP-gettext 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.
PHP-gettext 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 PHP-gettext; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
LC_CTYPE 0
LC_NUMERIC 1
LC_TIME 2
LC_COLLATE 3
LC_MONETARY 4
LC_MESSAGES 5
LC_ALL 6
*/
require('streams.php');
require('gettext.php');
// Variables
global $text_domains, $default_domain, $LC_CATEGORIES, $EMULATEGETTEXT, $CURRENTLOCALE;
$text_domains = array();
$default_domain = 'messages';
$LC_CATEGORIES = array('LC_CTYPE', 'LC_NUMERIC', 'LC_TIME', 'LC_COLLATE', 'LC_MONETARY', 'LC_MESSAGES', 'LC_ALL');
$EMULATEGETTEXT = 0;
$CURRENTLOCALE = '';
// Utility functions
/**
* Utility function to get a StreamReader for the given text domain.
*/
function _get_reader($domain=null, $category=5, $enable_cache=true) {
global $text_domains, $default_domain, $LC_CATEGORIES;
if (!isset($domain)) $domain = $default_domain;
if (!isset($text_domains[$domain]->l10n)) {
// get the current locale
$locale = _setlocale(LC_MESSAGES, 0);
$p = isset($text_domains[$domain]->path) ? $text_domains[$domain]->path : './';
$path = $p . "$locale/". $LC_CATEGORIES[$category] ."/$domain.mo";
if (file_exists($path)) {
$input = new FileReader($path);
}
else {
$input = null;
}
$text_domains[$domain]->l10n = new gettext_reader($input, $enable_cache);
}
return $text_domains[$domain]->l10n;
}
/**
* Returns whether we are using our emulated gettext API or PHP built-in one.
*/
function locale_emulation() {
global $EMULATEGETTEXT;
return $EMULATEGETTEXT;
}
/**
* Checks if the current locale is supported on this system.
*/
function _check_locale() {
global $EMULATEGETTEXT;
return !$EMULATEGETTEXT;
}
/**
* Get the codeset for the given domain.
*/
function _get_codeset($domain=null) {
global $text_domains, $default_domain, $LC_CATEGORIES;
if (!isset($domain)) $domain = $default_domain;
return (isset($text_domains[$domain]->codeset))? $text_domains[$domain]->codeset : ini_get('mbstring.internal_encoding');
}
/**
* Convert the given string to the encoding set by bind_textdomain_codeset.
*/
function _encode($text) {
$source_encoding = mb_detect_encoding($text);
$target_encoding = _get_codeset();
if ($source_encoding != $target_encoding) {
return mb_convert_encoding($text, $target_encoding, $source_encoding);
}
else {
return $text;
}
}
// Custom implementation of the standard gettext related functions
/**
* Sets a requested locale, if needed emulates it.
*/
function _setlocale($category, $locale) {
global $CURRENTLOCALE, $EMULATEGETTEXT;
if ($locale === 0) { // use === to differentiate between string "0"
if ($CURRENTLOCALE != '')
return $CURRENTLOCALE;
else
// obey LANG variable, maybe extend to support all of LC_* vars
// even if we tried to read locale without setting it first
return _setlocale($category, $CURRENTLOCALE);
} else {
$ret = 0;
if (function_exists('setlocale')) // I don't know if this ever happens ;)
$ret = setlocale($category, $locale);
if (($ret and $locale == '') or ($ret == $locale)) {
$EMULATEGETTEXT = 0;
$CURRENTLOCALE = $ret;
} else {
if ($locale == '') // emulate variable support
$CURRENTLOCALE = getenv('LANG');
else
$CURRENTLOCALE = $locale;
$EMULATEGETTEXT = 1;
}
return $CURRENTLOCALE;
}
}
/**
* Sets the path for a domain.
*/
function _bindtextdomain($domain, $path) {
global $text_domains;
// ensure $path ends with a slash
if ($path[strlen($path) - 1] != '/') $path .= '/';
elseif ($path[strlen($path) - 1] != '\\') $path .= '\\';
$text_domains[$domain]->path = $path;
}
/**
* Specify the character encoding in which the messages from the DOMAIN message catalog will be returned.
*/
function _bind_textdomain_codeset($domain, $codeset) {
global $text_domains;
$text_domains[$domain]->codeset = $codeset;
}
/**
* Sets the default domain.
*/
function _textdomain($domain) {
global $default_domain;
$default_domain = $domain;
}
/**
* Lookup a message in the current domain.
*/
function _gettext($msgid) {
$l10n = _get_reader();
//return $l10n->translate($msgid);
return _encode($l10n->translate($msgid));
}
/**
* Alias for gettext.
*/
function __($msgid) {
return _gettext($msgid);
}
/**
* Plural version of gettext.
*/
function _ngettext($single, $plural, $number) {
$l10n = _get_reader();
//return $l10n->ngettext($single, $plural, $number);
return _encode($l10n->ngettext($single, $plural, $number));
}
/**
* Override the current domain.
*/
function _dgettext($domain, $msgid) {
$l10n = _get_reader($domain);
//return $l10n->translate($msgid);
return _encode($l10n->translate($msgid));
}
/**
* Plural version of dgettext.
*/
function _dngettext($domain, $single, $plural, $number) {
$l10n = _get_reader($domain);
//return $l10n->ngettext($single, $plural, $number);
return _encode($l10n->ngettext($single, $plural, $number));
}
/**
* Overrides the domain and category for a single lookup.
*/
function _dcgettext($domain, $msgid, $category) {
$l10n = _get_reader($domain, $category);
//return $l10n->translate($msgid);
return _encode($l10n->translate($msgid));
}
/**
* Plural version of dcgettext.
*/
function _dcngettext($domain, $single, $plural, $number, $category) {
$l10n = _get_reader($domain, $category);
//return $l10n->ngettext($single, $plural, $number);
return _encode($l10n->ngettext($single, $plural, $number));
}
// Wrappers to use if the standard gettext functions are available, but the current locale is not supported by the system.
// Use the standard impl if the current locale is supported, use the custom impl otherwise.
function T_setlocale($category, $locale) {
return _setlocale($category, $locale);
}
function T_bindtextdomain($domain, $path) {
if (_check_locale()) return bindtextdomain($domain, $path);
else return _bindtextdomain($domain, $path);
}
function T_bind_textdomain_codeset($domain, $codeset) {
// bind_textdomain_codeset is available only in PHP 4.2.0+
if (_check_locale() and function_exists('bind_textdomain_codeset')) return bind_textdomain_codeset($domain, $codeset);
else return _bind_textdomain_codeset($domain, $codeset);
}
function T_textdomain($domain) {
if (_check_locale()) return textdomain($domain);
else return _textdomain($domain);
}
function T_gettext($msgid) {
if (_check_locale()) return gettext($msgid);
else return _gettext($msgid);
}
function T_($msgid) {
if (_check_locale()) return _($msgid);
return __($msgid);
}
function T_ngettext($single, $plural, $number) {
if (_check_locale()) return ngettext($single, $plural, $number);
else return _ngettext($single, $plural, $number);
}
function T_dgettext($domain, $msgid) {
if (_check_locale()) return dgettext($domain, $msgid);
else return _dgettext($domain, $msgid);
}
function T_dngettext($domain, $single, $plural, $number) {
if (_check_locale()) return dngettext($domain, $single, $plural, $number);
else return _dngettext($domain, $single, $plural, $number);
}
function T_dcgettext($domain, $msgid, $category) {
if (_check_locale()) return dcgettext($domain, $msgid, $category);
else return _dcgettext($domain, $msgid, $category);
}
function T_dcngettext($domain, $single, $plural, $number, $category) {
if (_check_locale()) return dcngettext($domain, $single, $plural, $number, $category);
else return _dcngettext($domain, $single, $plural, $number, $category);
}
// Wrappers used as a drop in replacement for the standard gettext functions
if (!function_exists('gettext')) {
function bindtextdomain($domain, $path) {
return _bindtextdomain($domain, $path);
}
function bind_textdomain_codeset($domain, $codeset) {
return _bind_textdomain_codeset($domain, $codeset);
}
function textdomain($domain) {
return _textdomain($domain);
}
function gettext($msgid) {
return _gettext($msgid);
}
function _($msgid) {
return __($msgid);
}
function ngettext($single, $plural, $number) {
return _ngettext($single, $plural, $number);
}
function dgettext($domain, $msgid) {
return _dgettext($domain, $msgid);
}
function dngettext($domain, $single, $plural, $number) {
return _dngettext($domain, $single, $plural, $number);
}
function dcgettext($domain, $msgid, $category) {
return _dcgettext($domain, $msgid, $category);
}
function dcngettext($domain, $single, $plural, $number, $category) {
return _dcngettext($domain, $single, $plural, $number, $category);
}
}
?> |
[Système] [ELGG - PHP-gettext] Warning : Use the LC_* -constants
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