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https://github.com/Pathduck/gallery3.git
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410 lines
12 KiB
PHP
410 lines
12 KiB
PHP
<?php defined("SYSPATH") or die("No direct script access.");
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/**
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* Gallery - a web based photo album viewer and editor
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* Copyright (C) 2000-2008 Bharat Mediratta
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/**
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* Translates a localizable message.
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* @param $message String The message to be translated. E.g. "Hello world"
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* @param $options array (optional) Options array for key value pairs which are used
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* for pluralization and interpolation. Special key: "locale" to override the
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* currently configured locale.
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* @return String The translated message string.
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*/
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function t($message, $options=array()) {
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return I18n::instance()->translate($message, $options);
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}
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/**
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* Translates a localizable message with plural forms.
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* @param $singular String The message to be translated. E.g. "There is one album."
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* @param $plural String The plural message to be translated. E.g.
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* "There are %count albums."
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* @param $count Number The number which is inserted for the %count placeholder and
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* which is used to select the proper plural form ($singular or $plural).
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* @param $options array (optional) Options array for key value pairs which are used
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* for pluralization and interpolation. Special key: "locale" to override the
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* currently configured locale.
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* @return String The translated message string.
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*/
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function t2($singular, $plural, $count, $options=array()) {
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return I18n::instance()->translate(array("one" => $singular, "other" => $plural),
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array_merge($options, array("count" => $count)));
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}
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class I18n_Core {
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private static $_instance;
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private $_config = array();
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private $_call_log = array();
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private $_cache = array();
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private function __construct($config) {
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$this->_config = $config;
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$this->locale($config['default_locale']);
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}
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public static function instance($config=null) {
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if (self::$_instance == NULL || isset($config)) {
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$config = isset($config) ? $config : Kohana::config('locale');
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if (empty($config['default_locale'])) {
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$config['default_locale'] = module::get_var('core', 'default_locale');
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}
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self::$_instance = new I18n_Core($config);
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}
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return self::$_instance;
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}
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public function locale($locale=null) {
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if ($locale) {
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$this->_config['default_locale'] = $locale;
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// Attempt to set PHP's locale as well (for number formatting, collation, etc.)
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// TODO: See G2 for better fallack code.
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$locale_prefs = array($locale);
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$locale_prefs[] = 'en_US';
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setlocale(LC_ALL, $locale_prefs);
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}
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return $this->_config['default_locale'];
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}
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/**
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* Translates a localizable message.
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* @param $message String|array The message to be translated. E.g. "Hello world"
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* or array("one" => "One album", "other" => "%count albums")
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* @param $options array (optional) Options array for key value pairs which are used
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* for pluralization and interpolation. Special keys are "count" and "locale",
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* the latter to override the currently configured locale.
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* @return String The translated message string.
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*/
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public function translate($message, $options=array()) {
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$locale = empty($options['locale']) ? $this->_config['default_locale'] : $options['locale'];
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$count = isset($options['count']) ? $options['count'] : null;
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$values = $options;
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unset($values['locale']);
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$this->log($message, $options);
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$entry = $this->lookup($locale, $message);
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if (null === $entry) {
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// Default to the root locale.
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$entry = $message;
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$locale = $this->_config['root_locale'];
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}
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$entry = $this->pluralize($locale, $entry, $count);
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$entry = $this->interpolate($locale, $entry, $values);
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return $entry;
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}
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private function lookup($locale, $message) {
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if (!isset($this->_cache[$locale])) {
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$this->_cache[$locale] = array();
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// TODO: Load data from locale file instead of the DB.
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foreach (Database::instance()
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->select("key", "translation")
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->from("incoming_translations")
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->where(array("locale" => $locale))
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->get()
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->as_array() as $row) {
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$this->_cache[$locale][$row->key] = unserialize($row->translation);
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}
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// Override incoming with outgoing...
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foreach (Database::instance()
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->select("key", "translation")
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->from("outgoing_translations")
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->where(array("locale" => $locale))
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->get()
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->as_array() as $row) {
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$this->_cache[$locale][$row->key] = unserialize($row->translation);
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}
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}
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$key = self::get_message_key($message);
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if (isset($this->_cache[$locale][$key])) {
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return $this->_cache[$locale][$key];
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} else {
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return null;
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}
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}
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public function has_translation($message, $options=null) {
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$locale = empty($options['locale']) ? $this->_config['default_locale'] : $options['locale'];
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$count = empty($options['count']) ? null : $options['count'];
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$values = $options;
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unset($values['locale']);
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$this->log($message, $options);
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$entry = $this->lookup($locale, $message);
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if (null === $entry) {
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return false;
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} else if (!is_array($entry)) {
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return $entry !== '';
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} else {
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$plural_key = self::get_plural_key($locale, $count);
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return isset($entry[$plural_key])
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&& $entry[$plural_key] !== null
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&& $entry[$plural_key] !== '';
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}
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}
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public static function get_message_key($message) {
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$as_string = is_array($message) ? implode('|', $message) : $message;
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return md5($as_string);
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}
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private function interpolate($locale, $string, $values) {
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// TODO: Handle locale specific number formatting.
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// Replace x_y before replacing x.
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krsort($values, SORT_STRING);
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$keys = array();
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foreach (array_keys($values) as $key) {
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$keys[] = "%$key";
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}
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return str_replace($keys, array_values($values), $string);
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}
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private function pluralize($locale, $entry, $count) {
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if (!is_array($entry)) {
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return $entry;
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}
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$plural_key = self::get_plural_key($locale, $count);
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if (!isset($entry[$plural_key])) {
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// Fallback to the default plural form.
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$plural_key = 'other';
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}
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if (isset($entry[$plural_key])) {
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return $entry[$plural_key];
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} else {
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// Fallback to just any plural form.
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list ($plural_key, $string) = each($entry);
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return $string;
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}
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}
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private function log($message, $options) {
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$key = self::get_message_key($message);
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isset($this->_call_log[$key]) or $this->_call_log[$key] = array($message, $options);
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}
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public function call_log() {
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return $this->_call_log;
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}
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private static function get_plural_key($locale, $count) {
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$parts = explode('_', $locale);
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$language = $parts[0];
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// Data from CLDR 1.6 (http://unicode.org/cldr/data/common/supplemental/plurals.xml).
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// Docs: http://www.unicode.org/cldr/data/charts/supplemental/language_plural_rules.html
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switch ($language) {
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case 'az':
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case 'fa':
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case 'hu':
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case 'ja':
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case 'ko':
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case 'my':
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case 'to':
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case 'tr':
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case 'vi':
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case 'yo':
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case 'zh':
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case 'bo':
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case 'dz':
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case 'id':
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case 'jv':
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case 'ka':
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case 'km':
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case 'kn':
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case 'ms':
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case 'th':
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return 'other';
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case 'ar':
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if ($count == 0) {
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return 'zero';
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} else if ($count == 1) {
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return 'one';
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} else if ($count == 2) {
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return 'two';
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} else if (is_int($count) && ($i = $count % 100) >= 3 && $i <= 10) {
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return 'few';
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} else if (is_int($count) && ($i = $count % 100) >= 11 && $i <= 99) {
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return 'many';
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} else {
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return 'other';
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}
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case 'pt':
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case 'am':
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case 'bh':
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case 'fil':
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case 'tl':
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case 'guw':
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case 'hi':
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case 'ln':
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case 'mg':
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case 'nso':
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case 'ti':
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case 'wa':
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if ($count == 0 || $count == 1) {
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return 'one';
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} else {
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return 'other';
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}
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case 'fr':
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if ($count >= 0 and $count < 2) {
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return 'one';
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} else {
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return 'other';
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}
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case 'lv':
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if ($count == 0) {
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return 'zero';
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} else if ($count % 10 == 1 && $count % 100 != 11) {
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return 'one';
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} else {
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return 'other';
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}
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case 'ga':
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case 'se':
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case 'sma':
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case 'smi':
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case 'smj':
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case 'smn':
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case 'sms':
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if ($count == 1) {
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return 'one';
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} else if ($count == 2) {
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return 'two';
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} else {
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return 'other';
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}
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case 'ro':
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case 'mo':
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if ($count == 1) {
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return 'one';
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} else if (is_int($count) && $count == 0 && ($i = $count % 100) >= 1 && $i <= 19) {
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return 'few';
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} else {
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return 'other';
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}
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case 'lt':
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if (is_int($count) && $count % 10 == 1 && $count % 100 != 11) {
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return 'one';
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} else if (is_int($count) && ($i = $count % 10) >= 2 && $i <= 9 && ($i = $count % 100) < 11 && $i > 19) {
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return 'few';
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} else {
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return 'other';
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}
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case 'hr':
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case 'ru':
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case 'sr':
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case 'uk':
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case 'be':
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case 'bs':
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case 'sh':
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if (is_int($count) && $count % 10 == 1 && $count % 100 != 11) {
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return 'one';
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} else if (is_int($count) && ($i = $count % 10) >= 2 && $i <= 4 && ($i = $count % 100) < 12 && $i > 14) {
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return 'few';
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} else if (is_int($count) && ($count % 10 == 0 || (($i = $count % 10) >= 5 && $i <= 9) || (($i = $count % 100) >= 11 && $i <= 14))) {
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return 'many';
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} else {
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return 'other';
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}
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case 'cs':
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case 'sk':
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if ($count == 1) {
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return 'one';
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} else if (is_int($count) && $count >= 2 && $count <= 4) {
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return 'few';
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} else {
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return 'other';
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}
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case 'pl':
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if ($count == 1) {
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return 'one';
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} else if (is_int($count) && ($i = $count % 10) >= 2 && $i <= 4 &&
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($i = $count % 100) < 12 && $i > 14 && ($i = $count % 100) < 22 && $i > 24) {
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return 'few';
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} else {
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return 'other';
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}
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case 'sl':
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if ($count % 100 == 1) {
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return 'one';
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} else if ($count % 100 == 2) {
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return 'two';
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} else if (is_int($count) && ($i = $count % 100) >= 3 && $i <= 4) {
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return 'few';
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} else {
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return 'other';
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}
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case 'mt':
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if ($count == 1) {
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return 'one';
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} else if ($count == 0 || is_int($count) && ($i = $count % 100) >= 2 && $i <= 10) {
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return 'few';
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} else if (is_int($count) && ($i = $count % 100) >= 11 && $i <= 19) {
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return 'many';
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} else {
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return 'other';
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}
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case 'mk':
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if ($count % 10 == 1) {
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return 'one';
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} else {
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return 'other';
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}
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case 'cy':
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if ($count == 1) {
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return 'one';
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} else if ($count == 2) {
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return 'two';
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} else if ($count == 8 || $count == 11) {
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return 'many';
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} else {
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return 'other';
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}
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default: // en, de, etc.
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return $count == 1 ? 'one' : 'other';
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}
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}
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} |