211 lines
6.0 KiB
PHP
211 lines
6.0 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Translation;
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/**
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* Returns the plural rules for a given locale.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class PluralizationRules
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{
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private static $rules = array();
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/**
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* Returns the plural position to use for the given locale and number.
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*
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* @param int $number The number
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* @param string $locale The locale
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*
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* @return int The plural position
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*/
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public static function get($number, $locale)
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{
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if ('pt_BR' === $locale) {
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// temporary set a locale for brazilian
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$locale = 'xbr';
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}
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if (\strlen($locale) > 3) {
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$locale = substr($locale, 0, -\strlen(strrchr($locale, '_')));
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}
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if (isset(self::$rules[$locale])) {
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$return = \call_user_func(self::$rules[$locale], $number);
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if (!\is_int($return) || $return < 0) {
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return 0;
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}
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return $return;
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}
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/*
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* The plural rules are derived from code of the Zend Framework (2010-09-25),
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* which is subject to the new BSD license (http://framework.zend.com/license/new-bsd).
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* Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
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*/
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switch ($locale) {
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case 'az':
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case 'bo':
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case 'dz':
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case 'id':
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case 'ja':
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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 'ko':
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case 'ms':
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case 'th':
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case 'tr':
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case 'vi':
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case 'zh':
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return 0;
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case 'af':
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case 'bn':
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case 'bg':
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case 'ca':
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case 'da':
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case 'de':
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case 'el':
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case 'en':
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case 'eo':
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case 'es':
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case 'et':
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case 'eu':
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case 'fa':
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case 'fi':
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case 'fo':
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case 'fur':
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case 'fy':
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case 'gl':
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case 'gu':
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case 'ha':
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case 'he':
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case 'hu':
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case 'is':
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case 'it':
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case 'ku':
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case 'lb':
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case 'ml':
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case 'mn':
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case 'mr':
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case 'nah':
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case 'nb':
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case 'ne':
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case 'nl':
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case 'nn':
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case 'no':
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case 'oc':
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case 'om':
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case 'or':
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case 'pa':
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case 'pap':
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case 'ps':
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case 'pt':
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case 'so':
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case 'sq':
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case 'sv':
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case 'sw':
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case 'ta':
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case 'te':
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case 'tk':
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case 'ur':
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case 'zu':
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return (1 == $number) ? 0 : 1;
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case 'am':
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case 'bh':
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case 'fil':
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case 'fr':
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case 'gun':
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case 'hi':
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case 'hy':
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case 'ln':
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case 'mg':
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case 'nso':
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case 'xbr':
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case 'ti':
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case 'wa':
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return ((0 == $number) || (1 == $number)) ? 0 : 1;
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case 'be':
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case 'bs':
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case 'hr':
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case 'ru':
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case 'sh':
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case 'sr':
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case 'uk':
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return ((1 == $number % 10) && (11 != $number % 100)) ? 0 : ((($number % 10 >= 2) && ($number % 10 <= 4) && (($number % 100 < 10) || ($number % 100 >= 20))) ? 1 : 2);
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case 'cs':
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case 'sk':
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return (1 == $number) ? 0 : ((($number >= 2) && ($number <= 4)) ? 1 : 2);
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case 'ga':
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return (1 == $number) ? 0 : ((2 == $number) ? 1 : 2);
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case 'lt':
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return ((1 == $number % 10) && (11 != $number % 100)) ? 0 : ((($number % 10 >= 2) && (($number % 100 < 10) || ($number % 100 >= 20))) ? 1 : 2);
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case 'sl':
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return (1 == $number % 100) ? 0 : ((2 == $number % 100) ? 1 : (((3 == $number % 100) || (4 == $number % 100)) ? 2 : 3));
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case 'mk':
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return (1 == $number % 10) ? 0 : 1;
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case 'mt':
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return (1 == $number) ? 0 : (((0 == $number) || (($number % 100 > 1) && ($number % 100 < 11))) ? 1 : ((($number % 100 > 10) && ($number % 100 < 20)) ? 2 : 3));
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case 'lv':
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return (0 == $number) ? 0 : (((1 == $number % 10) && (11 != $number % 100)) ? 1 : 2);
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case 'pl':
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return (1 == $number) ? 0 : ((($number % 10 >= 2) && ($number % 10 <= 4) && (($number % 100 < 12) || ($number % 100 > 14))) ? 1 : 2);
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case 'cy':
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return (1 == $number) ? 0 : ((2 == $number) ? 1 : (((8 == $number) || (11 == $number)) ? 2 : 3));
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case 'ro':
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return (1 == $number) ? 0 : (((0 == $number) || (($number % 100 > 0) && ($number % 100 < 20))) ? 1 : 2);
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case 'ar':
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return (0 == $number) ? 0 : ((1 == $number) ? 1 : ((2 == $number) ? 2 : ((($number % 100 >= 3) && ($number % 100 <= 10)) ? 3 : ((($number % 100 >= 11) && ($number % 100 <= 99)) ? 4 : 5))));
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default:
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return 0;
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}
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}
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/**
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* Overrides the default plural rule for a given locale.
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*
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* @param callable $rule A PHP callable
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* @param string $locale The locale
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*/
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public static function set(callable $rule, $locale)
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{
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if ('pt_BR' === $locale) {
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// temporary set a locale for brazilian
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$locale = 'xbr';
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}
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if (\strlen($locale) > 3) {
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$locale = substr($locale, 0, -\strlen(strrchr($locale, '_')));
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}
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self::$rules[$locale] = $rule;
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}
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}
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