262 lines
		
	
	
		
			8.2 KiB
		
	
	
	
		
			PHP
		
	
	
		
		
			
		
	
	
			262 lines
		
	
	
		
			8.2 KiB
		
	
	
	
		
			PHP
		
	
	
|  | <?php | ||
|  | 
 | ||
|  | /* | ||
|  |  * This file is part of the Symfony package. | ||
|  |  * | ||
|  |  * (c) Fabien Potencier <fabien@symfony.com> | ||
|  |  * | ||
|  |  * For the full copyright and license information, please view the LICENSE | ||
|  |  * file that was distributed with this source code. | ||
|  |  */ | ||
|  | 
 | ||
|  | namespace Symfony\Contracts\Translation; | ||
|  | 
 | ||
|  | use Symfony\Component\Translation\Exception\InvalidArgumentException; | ||
|  | 
 | ||
|  | /** | ||
|  |  * A trait to help implement TranslatorInterface and LocaleAwareInterface. | ||
|  |  * | ||
|  |  * @author Fabien Potencier <fabien@symfony.com> | ||
|  |  */ | ||
|  | trait TranslatorTrait | ||
|  | { | ||
|  |     private $locale; | ||
|  | 
 | ||
|  |     /** | ||
|  |      * {@inheritdoc} | ||
|  |      */ | ||
|  |     public function setLocale(string $locale) | ||
|  |     { | ||
|  |         $this->locale = $locale; | ||
|  |     } | ||
|  | 
 | ||
|  |     /** | ||
|  |      * {@inheritdoc} | ||
|  |      * | ||
|  |      * @return string | ||
|  |      */ | ||
|  |     public function getLocale() | ||
|  |     { | ||
|  |         return $this->locale ?: (class_exists(\Locale::class) ? \Locale::getDefault() : 'en'); | ||
|  |     } | ||
|  | 
 | ||
|  |     /** | ||
|  |      * {@inheritdoc} | ||
|  |      */ | ||
|  |     public function trans(?string $id, array $parameters = [], string $domain = null, string $locale = null): string | ||
|  |     { | ||
|  |         if (null === $id || '' === $id) { | ||
|  |             return ''; | ||
|  |         } | ||
|  | 
 | ||
|  |         if (!isset($parameters['%count%']) || !is_numeric($parameters['%count%'])) { | ||
|  |             return strtr($id, $parameters); | ||
|  |         } | ||
|  | 
 | ||
|  |         $number = (float) $parameters['%count%']; | ||
|  |         $locale = $locale ?: $this->getLocale(); | ||
|  | 
 | ||
|  |         $parts = []; | ||
|  |         if (preg_match('/^\|++$/', $id)) { | ||
|  |             $parts = explode('|', $id); | ||
|  |         } elseif (preg_match_all('/(?:\|\||[^\|])++/', $id, $matches)) { | ||
|  |             $parts = $matches[0]; | ||
|  |         } | ||
|  | 
 | ||
|  |         $intervalRegexp = <<<'EOF' | ||
|  | /^(?P<interval> | ||
|  |     ({\s* | ||
|  |         (\-?\d+(\.\d+)?[\s*,\s*\-?\d+(\.\d+)?]*) | ||
|  |     \s*}) | ||
|  | 
 | ||
|  |         | | ||
|  | 
 | ||
|  |     (?P<left_delimiter>[\[\]]) | ||
|  |         \s* | ||
|  |         (?P<left>-Inf|\-?\d+(\.\d+)?) | ||
|  |         \s*,\s* | ||
|  |         (?P<right>\+?Inf|\-?\d+(\.\d+)?) | ||
|  |         \s* | ||
|  |     (?P<right_delimiter>[\[\]]) | ||
|  | )\s*(?P<message>.*?)$/xs | ||
|  | EOF; | ||
|  | 
 | ||
|  |         $standardRules = []; | ||
|  |         foreach ($parts as $part) { | ||
|  |             $part = trim(str_replace('||', '|', $part)); | ||
|  | 
 | ||
|  |             // try to match an explicit rule, then fallback to the standard ones
 | ||
|  |             if (preg_match($intervalRegexp, $part, $matches)) { | ||
|  |                 if ($matches[2]) { | ||
|  |                     foreach (explode(',', $matches[3]) as $n) { | ||
|  |                         if ($number == $n) { | ||
|  |                             return strtr($matches['message'], $parameters); | ||
|  |                         } | ||
|  |                     } | ||
|  |                 } else { | ||
|  |                     $leftNumber = '-Inf' === $matches['left'] ? -\INF : (float) $matches['left']; | ||
|  |                     $rightNumber = is_numeric($matches['right']) ? (float) $matches['right'] : \INF; | ||
|  | 
 | ||
|  |                     if (('[' === $matches['left_delimiter'] ? $number >= $leftNumber : $number > $leftNumber) | ||
|  |                         && (']' === $matches['right_delimiter'] ? $number <= $rightNumber : $number < $rightNumber) | ||
|  |                     ) { | ||
|  |                         return strtr($matches['message'], $parameters); | ||
|  |                     } | ||
|  |                 } | ||
|  |             } elseif (preg_match('/^\w+\:\s*(.*?)$/', $part, $matches)) { | ||
|  |                 $standardRules[] = $matches[1]; | ||
|  |             } else { | ||
|  |                 $standardRules[] = $part; | ||
|  |             } | ||
|  |         } | ||
|  | 
 | ||
|  |         $position = $this->getPluralizationRule($number, $locale); | ||
|  | 
 | ||
|  |         if (!isset($standardRules[$position])) { | ||
|  |             // when there's exactly one rule given, and that rule is a standard
 | ||
|  |             // rule, use this rule
 | ||
|  |             if (1 === \count($parts) && isset($standardRules[0])) { | ||
|  |                 return strtr($standardRules[0], $parameters); | ||
|  |             } | ||
|  | 
 | ||
|  |             $message = sprintf('Unable to choose a translation for "%s" with locale "%s" for value "%d". Double check that this translation has the correct plural options (e.g. "There is one apple|There are %%count%% apples").', $id, $locale, $number); | ||
|  | 
 | ||
|  |             if (class_exists(InvalidArgumentException::class)) { | ||
|  |                 throw new InvalidArgumentException($message); | ||
|  |             } | ||
|  | 
 | ||
|  |             throw new \InvalidArgumentException($message); | ||
|  |         } | ||
|  | 
 | ||
|  |         return strtr($standardRules[$position], $parameters); | ||
|  |     } | ||
|  | 
 | ||
|  |     /** | ||
|  |      * Returns the plural position to use for the given locale and number. | ||
|  |      * | ||
|  |      * The plural rules are derived from code of the Zend Framework (2010-09-25), | ||
|  |      * which is subject to the new BSD license (http://framework.zend.com/license/new-bsd). | ||
|  |      * Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com) | ||
|  |      */ | ||
|  |     private function getPluralizationRule(float $number, string $locale): int | ||
|  |     { | ||
|  |         $number = abs($number); | ||
|  | 
 | ||
|  |         switch ('pt_BR' !== $locale && \strlen($locale) > 3 ? substr($locale, 0, strrpos($locale, '_')) : $locale) { | ||
|  |             case 'af': | ||
|  |             case 'bn': | ||
|  |             case 'bg': | ||
|  |             case 'ca': | ||
|  |             case 'da': | ||
|  |             case 'de': | ||
|  |             case 'el': | ||
|  |             case 'en': | ||
|  |             case 'eo': | ||
|  |             case 'es': | ||
|  |             case 'et': | ||
|  |             case 'eu': | ||
|  |             case 'fa': | ||
|  |             case 'fi': | ||
|  |             case 'fo': | ||
|  |             case 'fur': | ||
|  |             case 'fy': | ||
|  |             case 'gl': | ||
|  |             case 'gu': | ||
|  |             case 'ha': | ||
|  |             case 'he': | ||
|  |             case 'hu': | ||
|  |             case 'is': | ||
|  |             case 'it': | ||
|  |             case 'ku': | ||
|  |             case 'lb': | ||
|  |             case 'ml': | ||
|  |             case 'mn': | ||
|  |             case 'mr': | ||
|  |             case 'nah': | ||
|  |             case 'nb': | ||
|  |             case 'ne': | ||
|  |             case 'nl': | ||
|  |             case 'nn': | ||
|  |             case 'no': | ||
|  |             case 'oc': | ||
|  |             case 'om': | ||
|  |             case 'or': | ||
|  |             case 'pa': | ||
|  |             case 'pap': | ||
|  |             case 'ps': | ||
|  |             case 'pt': | ||
|  |             case 'so': | ||
|  |             case 'sq': | ||
|  |             case 'sv': | ||
|  |             case 'sw': | ||
|  |             case 'ta': | ||
|  |             case 'te': | ||
|  |             case 'tk': | ||
|  |             case 'ur': | ||
|  |             case 'zu': | ||
|  |                 return (1 == $number) ? 0 : 1; | ||
|  | 
 | ||
|  |             case 'am': | ||
|  |             case 'bh': | ||
|  |             case 'fil': | ||
|  |             case 'fr': | ||
|  |             case 'gun': | ||
|  |             case 'hi': | ||
|  |             case 'hy': | ||
|  |             case 'ln': | ||
|  |             case 'mg': | ||
|  |             case 'nso': | ||
|  |             case 'pt_BR': | ||
|  |             case 'ti': | ||
|  |             case 'wa': | ||
|  |                 return ($number < 2) ? 0 : 1; | ||
|  | 
 | ||
|  |             case 'be': | ||
|  |             case 'bs': | ||
|  |             case 'hr': | ||
|  |             case 'ru': | ||
|  |             case 'sh': | ||
|  |             case 'sr': | ||
|  |             case 'uk': | ||
|  |                 return ((1 == $number % 10) && (11 != $number % 100)) ? 0 : ((($number % 10 >= 2) && ($number % 10 <= 4) && (($number % 100 < 10) || ($number % 100 >= 20))) ? 1 : 2); | ||
|  | 
 | ||
|  |             case 'cs': | ||
|  |             case 'sk': | ||
|  |                 return (1 == $number) ? 0 : ((($number >= 2) && ($number <= 4)) ? 1 : 2); | ||
|  | 
 | ||
|  |             case 'ga': | ||
|  |                 return (1 == $number) ? 0 : ((2 == $number) ? 1 : 2); | ||
|  | 
 | ||
|  |             case 'lt': | ||
|  |                 return ((1 == $number % 10) && (11 != $number % 100)) ? 0 : ((($number % 10 >= 2) && (($number % 100 < 10) || ($number % 100 >= 20))) ? 1 : 2); | ||
|  | 
 | ||
|  |             case 'sl': | ||
|  |                 return (1 == $number % 100) ? 0 : ((2 == $number % 100) ? 1 : (((3 == $number % 100) || (4 == $number % 100)) ? 2 : 3)); | ||
|  | 
 | ||
|  |             case 'mk': | ||
|  |                 return (1 == $number % 10) ? 0 : 1; | ||
|  | 
 | ||
|  |             case 'mt': | ||
|  |                 return (1 == $number) ? 0 : (((0 == $number) || (($number % 100 > 1) && ($number % 100 < 11))) ? 1 : ((($number % 100 > 10) && ($number % 100 < 20)) ? 2 : 3)); | ||
|  | 
 | ||
|  |             case 'lv': | ||
|  |                 return (0 == $number) ? 0 : (((1 == $number % 10) && (11 != $number % 100)) ? 1 : 2); | ||
|  | 
 | ||
|  |             case 'pl': | ||
|  |                 return (1 == $number) ? 0 : ((($number % 10 >= 2) && ($number % 10 <= 4) && (($number % 100 < 12) || ($number % 100 > 14))) ? 1 : 2); | ||
|  | 
 | ||
|  |             case 'cy': | ||
|  |                 return (1 == $number) ? 0 : ((2 == $number) ? 1 : (((8 == $number) || (11 == $number)) ? 2 : 3)); | ||
|  | 
 | ||
|  |             case 'ro': | ||
|  |                 return (1 == $number) ? 0 : (((0 == $number) || (($number % 100 > 0) && ($number % 100 < 20))) ? 1 : 2); | ||
|  | 
 | ||
|  |             case 'ar': | ||
|  |                 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)))); | ||
|  | 
 | ||
|  |             default: | ||
|  |                 return 0; | ||
|  |         } | ||
|  |     } | ||
|  | } |