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<?php
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/* SVN FILE: $Id: i18n.php 7945 2008-12-19 02:16:01Z gwoo $ */
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/**
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* Short description for file.
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*
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* Long description for file
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*
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* PHP versions 4 and 5
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*
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* CakePHP(tm) : Rapid Development Framework (http://www.cakephp.org)
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* Copyright 2005-2008, Cake Software Foundation, Inc. (http://www.cakefoundation.org)
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*
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* Licensed under The MIT License
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* Redistributions of files must retain the above copyright notice.
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*
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* @filesource
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* @copyright Copyright 2005-2008, Cake Software Foundation, Inc. (http://www.cakefoundation.org)
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* @link http://www.cakefoundation.org/projects/info/cakephp CakePHP(tm) Project
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* @package cake
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* @subpackage cake.cake.libs
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* @since CakePHP(tm) v 1.2.0.4116
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* @version $Revision: 7945 $
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* @modifiedby $LastChangedBy: gwoo $
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* @lastmodified $Date: 2008-12-18 18:16:01 -0800 (Thu, 18 Dec 2008) $
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* @license http://www.opensource.org/licenses/mit-license.php The MIT License
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*/
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/**
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* Included libraries.
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*/
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App::import('Core', 'l10n');
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/**
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* Short description for file.
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*
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* Long description for file
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*
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* @package cake
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* @subpackage cake.cake.libs
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*/
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class I18n extends Object {
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/**
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* Instance of the I10n class for localization
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*
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* @var object
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* @access public
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*/
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var $l10n = null;
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/**
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* Current domain of translation
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*
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* @var string
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* @access public
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*/
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var $domain = null;
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/**
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* Current category of translation
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*
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* @var string
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* @access public
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*/
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var $category = 'LC_MESSAGES';
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/**
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* Current language used for translations
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*
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* @var string
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* @access private;
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*/
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var $__lang = null;
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/**
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* Translation strings for a specific domain read from the .mo or .po files
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*
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* @var array
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* @access private
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*/
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var $__domains = array();
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/**
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* Set to true when I18N::__bindTextDomain() is called for the first time.
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* If a translation file is found it is set to false again
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*
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* @var boolean
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* @access private
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*/
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var $__noLocale = false;
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/**
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* Determine if $__domains cache should be wrote
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*
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* @var boolean
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* @access private
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*/
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var $__cache = false;
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/**
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* Set to true when I18N::__bindTextDomain() is called for the first time.
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* If a translation file is found it is set to false again
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*
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* @var array
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* @access private
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*/
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var $__categories = array('LC_CTYPE', 'LC_NUMERIC', 'LC_TIME', 'LC_COLLATE', 'LC_MONETARY', 'LC_MESSAGES', 'LC_ALL');
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/**
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* Return a static instance of the I18n class
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*
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* @return object I18n
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* @access public
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*/
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function &getInstance() {
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static $instance = array();
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if (!$instance) {
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$instance[0] =& new I18n();
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$instance[0]->l10n =& new L10n();
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}
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return $instance[0];
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}
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/**
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* Used by the translation functions in basics.php
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* Can also be used like I18n::translate(); but only if the uses('i18n'); has been used to load the class.
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*
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* @param string $singular String to translate
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* @param string $plural Plural string (if any)
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* @param string $domain Domain
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* @param string $category Category
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* @param integer $count Count
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* @return string translated strings.
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* @access public
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*/
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function translate($singular, $plural = null, $domain = null, $category = null, $count = null) {
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$_this =& I18n::getInstance();
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if (strpos($singular, "\r\n") !== false) {
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$singular = str_replace("\r\n", "\n", $singular);
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}
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if ($plural !== null && strpos($plural, "\r\n") !== false) {
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$plural = str_replace("\r\n", "\n", $plural);
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}
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if (is_numeric($category)) {
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$_this->category = $_this->__categories[$category];
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}
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$language = Configure::read('Config.language');
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if (!empty($_SESSION['Config']['language'])) {
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$language = $_SESSION['Config']['language'];
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}
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if (($_this->__lang && $_this->__lang !== $language) || !$_this->__lang) {
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$lang = $_this->l10n->get($language);
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$_this->__lang = $lang;
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}
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if (is_null($domain)) {
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$domain = 'default';
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}
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$_this->domain = $domain . '_' . $_this->l10n->locale;
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if (empty($_this->__domains)) {
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$_this->__domains = Cache::read($_this->domain, '_cake_core_');
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}
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if (!isset($_this->__domains[$_this->category][$_this->__lang][$domain])) {
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$_this->__bindTextDomain($domain);
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$_this->__cache = true;
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}
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if (!isset($count)) {
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$plurals = 0;
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} elseif (!empty($_this->__domains[$_this->category][$_this->__lang][$domain]["%plural-c"]) && $_this->__noLocale === false) {
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$header = $_this->__domains[$_this->category][$_this->__lang][$domain]["%plural-c"];
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$plurals = $_this->__pluralGuess($header, $count);
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} else {
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if ($count != 1) {
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$plurals = 1;
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} else {
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$plurals = 0;
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}
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}
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if (!empty($_this->__domains[$_this->category][$_this->__lang][$domain][$singular])) {
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if (($trans = $_this->__domains[$_this->category][$_this->__lang][$domain][$singular]) || ($plurals) && ($trans = $_this->__domains[$_this->category][$_this->__lang][$domain][$plural])) {
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if (is_array($trans)) {
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if (isset($trans[$plurals])) {
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$trans = $trans[$plurals];
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}
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}
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if (strlen($trans)) {
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$singular = $trans;
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return $singular;
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}
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}
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}
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if (!empty($plurals)) {
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return($plural);
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}
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return($singular);
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}
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/**
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* Attempts to find the plural form of a string.
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*
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* @param string $header Type
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* @param integrer $n Number
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* @return integer plural match
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* @access private
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*/
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function __pluralGuess($header, $n) {
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if (!is_string($header) || $header === "nplurals=1;plural=0;" || !isset($header[0])) {
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return 0;
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}
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if ($header === "nplurals=2;plural=n!=1;") {
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return $n != 1 ? 1 : 0;
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} elseif ($header === "nplurals=2;plural=n>1;") {
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return $n > 1 ? 1 : 0;
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}
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if (strpos($header, "plurals=3")) {
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if (strpos($header, "100!=11")) {
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if (strpos($header, "10<=4")) {
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return $n % 10 === 1 && $n % 100 !== 11 ? 0 : ($n % 10 >= 2 && $n % 10 <= 4 && ($n % 100 < 10 || $n % 100 >= 20) ? 1 : 2);
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} elseif (strpos($header, "100<10")) {
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return $n % 10 === 1 && $n % 100 !== 11 ? 0 : ($n % 10 >= 2 && ($n % 100 < 10 || $n % 100 >= 20) ? 1 : 2);
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}
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return $n % 10 == 1 && $n % 100 != 11 ? 0 : ($n != 0 ? 1 : 2);
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} elseif (strpos($header, "n==2")) {
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return $n === 1 ? 0 : ($n === 2 ? 1 : 2);
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} elseif (strpos($header, "n==0")) {
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return $n === 1 ? 0 : ($n === 0 || ($n % 100 > 0 && $n % 100 < 20) ? 1 : 2);
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} elseif (strpos($header, "n>=2")) {
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return $n === 1 ? 0 : ($n >= 2 && $n <= 4 ? 1 : 2);
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} elseif (strpos($header, "10>=2")) {
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return $n === 1 ? 0 : ($n % 10 >= 2 && $n % 10 <= 4 && ($n % 100 < 10 || $n % 100 >= 20) ? 1 : 2);
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}
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return $n % 10 === 1 ? 0 : ($n % 10 === 2 ? 1 : 2);
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} elseif (strpos($header, "plurals=4")) {
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if (strpos($header, "100==2")) {
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return $n % 100 === 1 ? 0 : ($n % 100 === 2 ? 1 : ($n % 100 === 3 || $n % 100 === 4 ? 2 : 3));
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} elseif (strpos($header, "n>=3")) {
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return $n === 1 ? 0 : ($n === 2 ? 1 : ($n == 0 || ($n >= 3 && $n <= 10) ? 2 : 3));
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} elseif (strpos($header, "100>=1")) {
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return $n === 1 ? 0 : ($n == 0 || ($n % 100 >= 1 && $n % 100 <= 10) ? 1 : ($n % 100 >= 11 && $n % 100 <= 20 ? 2 : 3));
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}
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} elseif (strpos($header, "plurals=5")) {
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return $n === 1 ? 0 : ($n === 2 ? 1 : ($n >= 3 && $n <= 6 ? 2 : ($n >= 7 && $n <= 10 ? 3 : 4)));
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}
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}
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/**
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* Binds the given domain to a file in the specified directory.
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*
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* @param string $domain Domain to bind
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* @return string Domain binded
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* @access private
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*/
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function __bindTextDomain($domain) {
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$this->__noLocale = true;
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$core = true;
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$merge = array();
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$searchPaths = Configure::read('localePaths');
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$plugins = Configure::listObjects('plugin');
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if (!empty($plugins)) {
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$pluginPaths = Configure::read('pluginPaths');
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foreach ($plugins as $plugin) {
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$plugin = Inflector::underscore($plugin);
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if ($plugin === $domain) {
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foreach ($pluginPaths as $pluginPath) {
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$searchPaths[] = $pluginPath . DS . $plugin . DS . 'locale';
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}
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$searchPaths = array_reverse($searchPaths);
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break;
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}
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}
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}
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foreach ($searchPaths as $directory) {
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foreach ($this->l10n->languagePath as $lang) {
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$file = $directory . DS . $lang . DS . $this->category . DS . $domain;
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if ($core) {
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$app = $directory . DS . $lang . DS . $this->category . DS . 'core';
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if (file_exists($fn = "$app.mo")) {
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$this->__loadMo($fn, $domain);
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$this->__noLocale = false;
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$merge[$this->category][$this->__lang][$domain] = $this->__domains[$this->category][$this->__lang][$domain];
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$core = null;
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} elseif (file_exists($fn = "$app.po") && ($f = fopen($fn, "r"))) {
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$this->__loadPo($f, $domain);
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$this->__noLocale = false;
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$merge[$this->category][$this->__lang][$domain] = $this->__domains[$this->category][$this->__lang][$domain];
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$core = null;
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}
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}
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if (file_exists($fn = "$file.mo")) {
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$this->__loadMo($fn, $domain);
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$this->__noLocale = false;
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break 2;
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} elseif (file_exists($fn = "$file.po") && ($f = fopen($fn, "r"))) {
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$this->__loadPo($f, $domain);
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$this->__noLocale = false;
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break 2;
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}
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}
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}
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if (empty($this->__domains[$this->category][$this->__lang][$domain])) {
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$this->__domains[$this->category][$this->__lang][$domain] = array();
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return($domain);
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}
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if ($head = $this->__domains[$this->category][$this->__lang][$domain][""]) {
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foreach (explode("\n", $head) as $line) {
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$header = strtok($line,":");
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$line = trim(strtok("\n"));
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$this->__domains[$this->category][$this->__lang][$domain]["%po-header"][strtolower($header)] = $line;
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}
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if (isset($this->__domains[$this->category][$this->__lang][$domain]["%po-header"]["plural-forms"])) {
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$switch = preg_replace("/(?:[() {}\\[\\]^\\s*\\]]+)/", "", $this->__domains[$this->category][$this->__lang][$domain]["%po-header"]["plural-forms"]);
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$this->__domains[$this->category][$this->__lang][$domain]["%plural-c"] = $switch;
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unset($this->__domains[$this->category][$this->__lang][$domain]["%po-header"]);
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}
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$this->__domains = Set::pushDiff($this->__domains, $merge);
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if (isset($this->__domains[$this->category][$this->__lang][$domain][null])) {
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unset($this->__domains[$this->category][$this->__lang][$domain][null]);
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}
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}
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return($domain);
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}
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/**
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* Loads the binary .mo file for translation and sets the values for this translation in the var I18n::__domains
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*
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* @param resource $file Binary .mo file to load
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332 |
* @param string $domain Domain where to load file in
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* @access private
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*/
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335 |
function __loadMo($file, $domain) {
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$data = file_get_contents($file);
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337 |
|
|
|
338 |
if ($data) {
|
|
|
339 |
$header = substr($data, 0, 20);
|
|
|
340 |
$header = unpack("L1magic/L1version/L1count/L1o_msg/L1o_trn", $header);
|
|
|
341 |
extract($header);
|
|
|
342 |
|
|
|
343 |
if ((dechex($magic) == '950412de' || dechex($magic) == 'ffffffff950412de') && $version == 0) {
|
|
|
344 |
for ($n = 0; $n < $count; $n++) {
|
|
|
345 |
$r = unpack("L1len/L1offs", substr($data, $o_msg + $n * 8, 8));
|
|
|
346 |
$msgid = substr($data, $r["offs"], $r["len"]);
|
|
|
347 |
unset($msgid_plural);
|
|
|
348 |
|
|
|
349 |
if (strpos($msgid, "\000")) {
|
|
|
350 |
list($msgid, $msgid_plural) = explode("\000", $msgid);
|
|
|
351 |
}
|
|
|
352 |
$r = unpack("L1len/L1offs", substr($data, $o_trn + $n * 8, 8));
|
|
|
353 |
$msgstr = substr($data, $r["offs"], $r["len"]);
|
|
|
354 |
|
|
|
355 |
if (strpos($msgstr, "\000")) {
|
|
|
356 |
$msgstr = explode("\000", $msgstr);
|
|
|
357 |
}
|
|
|
358 |
$this->__domains[$this->category][$this->__lang][$domain][$msgid] = $msgstr;
|
|
|
359 |
|
|
|
360 |
if (isset($msgid_plural)) {
|
|
|
361 |
$this->__domains[$this->category][$this->__lang][$domain][$msgid_plural] =& $this->__domains[$this->category][$this->__lang][$domain][$msgid];
|
|
|
362 |
}
|
|
|
363 |
}
|
|
|
364 |
}
|
|
|
365 |
}
|
|
|
366 |
}
|
|
|
367 |
/**
|
|
|
368 |
* Loads the text .po file for translation and sets the values for this translation in the var I18n::__domains
|
|
|
369 |
*
|
|
|
370 |
* @param resource $file Text .po file to load
|
|
|
371 |
* @param string $domain Domain to load file in
|
|
|
372 |
* @return array Binded domain elements
|
|
|
373 |
* @access private
|
|
|
374 |
*/
|
|
|
375 |
function __loadPo($file, $domain) {
|
|
|
376 |
$type = 0;
|
|
|
377 |
$translations = array();
|
|
|
378 |
$translationKey = "";
|
|
|
379 |
$plural = 0;
|
|
|
380 |
$header = "";
|
|
|
381 |
|
|
|
382 |
do {
|
|
|
383 |
$line = trim(fgets($file, 1024));
|
|
|
384 |
if ($line == "" || $line[0] == "#") {
|
|
|
385 |
continue;
|
|
|
386 |
}
|
|
|
387 |
if (preg_match("/msgid[[:space:]]+\"(.+)\"$/i", $line, $regs)) {
|
|
|
388 |
$type = 1;
|
|
|
389 |
$translationKey = stripcslashes($regs[1]);
|
|
|
390 |
} elseif (preg_match("/msgid[[:space:]]+\"\"$/i", $line, $regs)) {
|
|
|
391 |
$type = 2;
|
|
|
392 |
$translationKey = "";
|
|
|
393 |
} elseif (preg_match("/^\"(.*)\"$/i", $line, $regs) && ($type == 1 || $type == 2 || $type == 3)) {
|
|
|
394 |
$type = 3;
|
|
|
395 |
$translationKey .= stripcslashes($regs[1]);
|
|
|
396 |
} elseif (preg_match("/msgstr[[:space:]]+\"(.+)\"$/i", $line, $regs) && ($type == 1 || $type == 3) && $translationKey) {
|
|
|
397 |
$translations[$translationKey] = stripcslashes($regs[1]);
|
|
|
398 |
$type = 4;
|
|
|
399 |
} elseif (preg_match("/msgstr[[:space:]]+\"\"$/i", $line, $regs) && ($type == 1 || $type == 3) && $translationKey) {
|
|
|
400 |
$type = 4;
|
|
|
401 |
$translations[$translationKey] = "";
|
|
|
402 |
} elseif (preg_match("/^\"(.*)\"$/i", $line, $regs) && $type == 4 && $translationKey) {
|
|
|
403 |
$translations[$translationKey] .= stripcslashes($regs[1]);
|
|
|
404 |
} elseif (preg_match("/msgid_plural[[:space:]]+\".*\"$/i", $line, $regs)) {
|
|
|
405 |
$type = 6;
|
|
|
406 |
} elseif (preg_match("/^\"(.*)\"$/i", $line, $regs) && $type == 6 && $translationKey) {
|
|
|
407 |
$type = 6;
|
|
|
408 |
} elseif (preg_match("/msgstr\[(\d+)\][[:space:]]+\"(.+)\"$/i", $line, $regs) && ($type == 6 || $type == 7) && $translationKey) {
|
|
|
409 |
$plural = $regs[1];
|
|
|
410 |
$translations[$translationKey][$plural] = stripcslashes($regs[2]);
|
|
|
411 |
$type = 7;
|
|
|
412 |
} elseif (preg_match("/msgstr\[(\d+)\][[:space:]]+\"\"$/i", $line, $regs) && ($type == 6 || $type == 7) && $translationKey) {
|
|
|
413 |
$plural = $regs[1];
|
|
|
414 |
$translations[$translationKey][$plural] = "";
|
|
|
415 |
$type = 7;
|
|
|
416 |
} elseif (preg_match("/^\"(.*)\"$/i", $line, $regs) && $type == 7 && $translationKey) {
|
|
|
417 |
$translations[$translationKey][$plural] .= stripcslashes($regs[1]);
|
|
|
418 |
} elseif (preg_match("/msgstr[[:space:]]+\"(.+)\"$/i", $line, $regs) && $type == 2 && !$translationKey) {
|
|
|
419 |
$header .= stripcslashes($regs[1]);
|
|
|
420 |
$type = 5;
|
|
|
421 |
} elseif (preg_match("/msgstr[[:space:]]+\"\"$/i", $line, $regs) && !$translationKey) {
|
|
|
422 |
$header = "";
|
|
|
423 |
$type = 5;
|
|
|
424 |
} elseif (preg_match("/^\"(.*)\"$/i", $line, $regs) && $type == 5) {
|
|
|
425 |
$header .= stripcslashes($regs[1]);
|
|
|
426 |
} else {
|
|
|
427 |
unset($translations[$translationKey]);
|
|
|
428 |
$type = 0;
|
|
|
429 |
$translationKey = "";
|
|
|
430 |
$plural = 0;
|
|
|
431 |
}
|
|
|
432 |
} while (!feof($file));
|
|
|
433 |
fclose($file);
|
|
|
434 |
$merge[""] = $header;
|
|
|
435 |
return $this->__domains[$this->category][$this->__lang][$domain] = array_merge($merge ,$translations);
|
|
|
436 |
}
|
|
|
437 |
/**
|
|
|
438 |
* Object destructor
|
|
|
439 |
*
|
|
|
440 |
* Write cache file if changes have been made to the $__map or $__paths
|
|
|
441 |
* @access private
|
|
|
442 |
*/
|
|
|
443 |
function __destruct() {
|
|
|
444 |
if ($this->__cache) {
|
|
|
445 |
Cache::write($this->domain, array_filter($this->__domains), '_cake_core_');
|
|
|
446 |
}
|
|
|
447 |
}
|
|
|
448 |
}
|
|
|
449 |
?>
|