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Diffstat (limited to 'core/libraries/I18n.php')
| -rw-r--r-- | core/libraries/I18n.php | 410 |
1 files changed, 0 insertions, 410 deletions
diff --git a/core/libraries/I18n.php b/core/libraries/I18n.php deleted file mode 100644 index c936be88..00000000 --- a/core/libraries/I18n.php +++ /dev/null @@ -1,410 +0,0 @@ -<?php defined("SYSPATH") or die("No direct script access."); -/** - * Gallery - a web based photo album viewer and editor - * Copyright (C) 2000-2009 Bharat Mediratta - * - * This program 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. - * - * This program 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 this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. - */ - -/** - * Translates a localizable message. - * @param $message String The message to be translated. E.g. "Hello world" - * @param $options array (optional) Options array for key value pairs which are used - * for pluralization and interpolation. Special key: "locale" to override the - * currently configured locale. - * @return String The translated message string. - */ -function t($message, $options=array()) { - return I18n::instance()->translate($message, $options); -} - -/** - * Translates a localizable message with plural forms. - * @param $singular String The message to be translated. E.g. "There is one album." - * @param $plural String The plural message to be translated. E.g. - * "There are %count albums." - * @param $count Number The number which is inserted for the %count placeholder and - * which is used to select the proper plural form ($singular or $plural). - * @param $options array (optional) Options array for key value pairs which are used - * for pluralization and interpolation. Special key: "locale" to override the - * currently configured locale. - * @return String The translated message string. - */ -function t2($singular, $plural, $count, $options=array()) { - return I18n::instance()->translate(array("one" => $singular, "other" => $plural), - array_merge($options, array("count" => $count))); -} - -class I18n_Core { - private static $_instance; - private $_config = array(); - private $_call_log = array(); - private $_cache = array(); - - private function __construct($config) { - $this->_config = $config; - $this->locale($config['default_locale']); - } - - public static function instance($config=null) { - if (self::$_instance == NULL || isset($config)) { - $config = isset($config) ? $config : Kohana::config('locale'); - if (empty($config['default_locale'])) { - $config['default_locale'] = module::get_var('core', 'default_locale'); - } - self::$_instance = new I18n_Core($config); - } - - return self::$_instance; - } - - public function locale($locale=null) { - if ($locale) { - $this->_config['default_locale'] = $locale; - // Attempt to set PHP's locale as well (for number formatting, collation, etc.) - // TODO: See G2 for better fallack code. - $locale_prefs = array($locale); - $locale_prefs[] = 'en_US'; - setlocale(LC_ALL, $locale_prefs); - } - return $this->_config['default_locale']; - } - - /** - * Translates a localizable message. - * @param $message String|array The message to be translated. E.g. "Hello world" - * or array("one" => "One album", "other" => "%count albums") - * @param $options array (optional) Options array for key value pairs which are used - * for pluralization and interpolation. Special keys are "count" and "locale", - * the latter to override the currently configured locale. - * @return String The translated message string. - */ - public function translate($message, $options=array()) { - $locale = empty($options['locale']) ? $this->_config['default_locale'] : $options['locale']; - $count = isset($options['count']) ? $options['count'] : null; - $values = $options; - unset($values['locale']); - $this->log($message, $options); - - $entry = $this->lookup($locale, $message); - - if (null === $entry) { - // Default to the root locale. - $entry = $message; - $locale = $this->_config['root_locale']; - } - - $entry = $this->pluralize($locale, $entry, $count); - - $entry = $this->interpolate($locale, $entry, $values); - - return $entry; - } - - private function lookup($locale, $message) { - if (!isset($this->_cache[$locale])) { - $this->_cache[$locale] = array(); - // TODO: Load data from locale file instead of the DB. - foreach (Database::instance() - ->select("key", "translation") - ->from("incoming_translations") - ->where(array("locale" => $locale)) - ->get() - ->as_array() as $row) { - $this->_cache[$locale][$row->key] = unserialize($row->translation); - } - - // Override incoming with outgoing... - foreach (Database::instance() - ->select("key", "translation") - ->from("outgoing_translations") - ->where(array("locale" => $locale)) - ->get() - ->as_array() as $row) { - $this->_cache[$locale][$row->key] = unserialize($row->translation); - } - } - - $key = self::get_message_key($message); - - if (isset($this->_cache[$locale][$key])) { - return $this->_cache[$locale][$key]; - } else { - return null; - } - } - - public function has_translation($message, $options=null) { - $locale = empty($options['locale']) ? $this->_config['default_locale'] : $options['locale']; - $count = empty($options['count']) ? null : $options['count']; - $values = $options; - unset($values['locale']); - $this->log($message, $options); - - $entry = $this->lookup($locale, $message); - - if (null === $entry) { - return false; - } else if (!is_array($entry)) { - return $entry !== ''; - } else { - $plural_key = self::get_plural_key($locale, $count); - return isset($entry[$plural_key]) - && $entry[$plural_key] !== null - && $entry[$plural_key] !== ''; - } - } - - public static function get_message_key($message) { - $as_string = is_array($message) ? implode('|', $message) : $message; - return md5($as_string); - } - - private function interpolate($locale, $string, $values) { - // TODO: Handle locale specific number formatting. - - // Replace x_y before replacing x. - krsort($values, SORT_STRING); - - $keys = array(); - foreach (array_keys($values) as $key) { - $keys[] = "%$key"; - } - return str_replace($keys, array_values($values), $string); - } - - private function pluralize($locale, $entry, $count) { - if (!is_array($entry)) { - return $entry; - } - - $plural_key = self::get_plural_key($locale, $count); - if (!isset($entry[$plural_key])) { - // Fallback to the default plural form. - $plural_key = 'other'; - } - - if (isset($entry[$plural_key])) { - return $entry[$plural_key]; - } else { - // Fallback to just any plural form. - list ($plural_key, $string) = each($entry); - return $string; - } - } - - private function log($message, $options) { - $key = self::get_message_key($message); - isset($this->_call_log[$key]) or $this->_call_log[$key] = array($message, $options); - } - - public function call_log() { - return $this->_call_log; - } - - private static function get_plural_key($locale, $count) { - $parts = explode('_', $locale); - $language = $parts[0]; - - // Data from CLDR 1.6 (http://unicode.org/cldr/data/common/supplemental/plurals.xml). - // Docs: http://www.unicode.org/cldr/data/charts/supplemental/language_plural_rules.html - switch ($language) { - case 'az': - case 'fa': - case 'hu': - case 'ja': - case 'ko': - case 'my': - case 'to': - case 'tr': - case 'vi': - case 'yo': - case 'zh': - case 'bo': - case 'dz': - case 'id': - case 'jv': - case 'ka': - case 'km': - case 'kn': - case 'ms': - case 'th': - return 'other'; - - case 'ar': - if ($count == 0) { - return 'zero'; - } else if ($count == 1) { - return 'one'; - } else if ($count == 2) { - return 'two'; - } else if (is_int($count) && ($i = $count % 100) >= 3 && $i <= 10) { - return 'few'; - } else if (is_int($count) && ($i = $count % 100) >= 11 && $i <= 99) { - return 'many'; - } else { - return 'other'; - } - - case 'pt': - case 'am': - case 'bh': - case 'fil': - case 'tl': - case 'guw': - case 'hi': - case 'ln': - case 'mg': - case 'nso': - case 'ti': - case 'wa': - if ($count == 0 || $count == 1) { - return 'one'; - } else { - return 'other'; - } - - case 'fr': - if ($count >= 0 and $count < 2) { - return 'one'; - } else { - return 'other'; - } - - case 'lv': - if ($count == 0) { - return 'zero'; - } else if ($count % 10 == 1 && $count % 100 != 11) { - return 'one'; - } else { - return 'other'; - } - - case 'ga': - case 'se': - case 'sma': - case 'smi': - case 'smj': - case 'smn': - case 'sms': - if ($count == 1) { - return 'one'; - } else if ($count == 2) { - return 'two'; - } else { - return 'other'; - } - - case 'ro': - case 'mo': - if ($count == 1) { - return 'one'; - } else if (is_int($count) && $count == 0 && ($i = $count % 100) >= 1 && $i <= 19) { - return 'few'; - } else { - return 'other'; - } - - case 'lt': - if (is_int($count) && $count % 10 == 1 && $count % 100 != 11) { - return 'one'; - } else if (is_int($count) && ($i = $count % 10) >= 2 && $i <= 9 && ($i = $count % 100) < 11 && $i > 19) { - return 'few'; - } else { - return 'other'; - } - - case 'hr': - case 'ru': - case 'sr': - case 'uk': - case 'be': - case 'bs': - case 'sh': - if (is_int($count) && $count % 10 == 1 && $count % 100 != 11) { - return 'one'; - } else if (is_int($count) && ($i = $count % 10) >= 2 && $i <= 4 && ($i = $count % 100) < 12 && $i > 14) { - return 'few'; - } else if (is_int($count) && ($count % 10 == 0 || (($i = $count % 10) >= 5 && $i <= 9) || (($i = $count % 100) >= 11 && $i <= 14))) { - return 'many'; - } else { - return 'other'; - } - - case 'cs': - case 'sk': - if ($count == 1) { - return 'one'; - } else if (is_int($count) && $count >= 2 && $count <= 4) { - return 'few'; - } else { - return 'other'; - } - - case 'pl': - if ($count == 1) { - return 'one'; - } else if (is_int($count) && ($i = $count % 10) >= 2 && $i <= 4 && - ($i = $count % 100) < 12 && $i > 14 && ($i = $count % 100) < 22 && $i > 24) { - return 'few'; - } else { - return 'other'; - } - - case 'sl': - if ($count % 100 == 1) { - return 'one'; - } else if ($count % 100 == 2) { - return 'two'; - } else if (is_int($count) && ($i = $count % 100) >= 3 && $i <= 4) { - return 'few'; - } else { - return 'other'; - } - - case 'mt': - if ($count == 1) { - return 'one'; - } else if ($count == 0 || is_int($count) && ($i = $count % 100) >= 2 && $i <= 10) { - return 'few'; - } else if (is_int($count) && ($i = $count % 100) >= 11 && $i <= 19) { - return 'many'; - } else { - return 'other'; - } - - case 'mk': - if ($count % 10 == 1) { - return 'one'; - } else { - return 'other'; - } - - case 'cy': - if ($count == 1) { - return 'one'; - } else if ($count == 2) { - return 'two'; - } else if ($count == 8 || $count == 11) { - return 'many'; - } else { - return 'other'; - } - - default: // en, de, etc. - return $count == 1 ? 'one' : 'other'; - } - } -}
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