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<?php |
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/** |
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* Bluz Framework Component |
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* |
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* @copyright Bluz PHP Team |
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* @link https://github.com/bluzphp/framework |
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*/ |
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declare(strict_types=1); |
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namespace Bluz\Translator; |
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use Bluz\Common\Exception\ConfigurationException; |
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use Bluz\Common\Options; |
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/** |
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* Translator based on gettext library |
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* |
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* @package Bluz\Translator |
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* @author Anton Shevchuk |
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* @link https://github.com/bluzphp/framework/wiki/Translator |
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*/ |
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class Translator |
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{ |
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use Options; |
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/** |
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* Locale |
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* |
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* @var string |
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* @link http://www.loc.gov/standards/iso639-2/php/code_list.php |
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*/ |
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protected $locale = 'en_US'; |
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/** |
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* @var string text domain |
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*/ |
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protected $domain = 'messages'; |
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/** |
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* @var string path to text domain files |
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*/ |
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protected $path; |
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/** |
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* Set domain |
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* |
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* @param string $domain |
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* |
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* @return self |
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*/ |
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public function setDomain($domain) |
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{ |
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$this->domain = $domain; |
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return $this; |
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} |
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/** |
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* Set locale |
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* |
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* @param string $locale |
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* |
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* @return self |
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*/ |
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public function setLocale($locale) |
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{ |
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$this->locale = $locale; |
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return $this; |
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} |
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/** |
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* Set path to l10n |
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* |
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* @param string $path |
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* |
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* @return self |
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*/ |
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public function setPath($path) |
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{ |
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$this->path = $path; |
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return $this; |
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} |
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/** |
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* Initialization |
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* |
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* @return void |
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* @throw \Bluz\Config\ConfigException |
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*/ |
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protected function initOptions() |
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{ |
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// Setup locale |
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putenv('LC_ALL=' . $this->locale); |
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putenv('LANG=' . $this->locale); |
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putenv('LANGUAGE=' . $this->locale); |
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// Windows workaround |
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defined('LC_MESSAGES') ?: define('LC_MESSAGES', 6); |
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setlocale(LC_MESSAGES, $this->locale); |
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// For gettext only |
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if (function_exists('gettext')) { |
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// Setup domain path |
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$this->addTextDomain($this->domain, $this->path); |
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// Setup default domain |
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textdomain($this->domain); |
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} |
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} |
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/** |
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* Add text domain for gettext |
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* |
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* @param string $domain of text for gettext setup |
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* @param string $path on filesystem |
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* |
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* @return self |
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* @throws ConfigurationException |
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*/ |
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public function addTextDomain($domain, $path) |
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{ |
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// check path |
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if (!is_dir($path)) { |
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throw new ConfigurationException("Translator configuration path `$path` not found"); |
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} |
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bindtextdomain($domain, $path); |
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// @todo: hardcoded codeset |
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bind_textdomain_codeset($domain, 'UTF-8'); |
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return $this; |
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} |
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/** |
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* Translate message |
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* |
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* Simple example of usage |
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* equal to gettext('Message') |
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* Translator::translate('Message'); |
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* |
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* Simple replace of one or more argument(s) |
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* equal to sprintf(gettext('Message to %s'), 'Username') |
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* Translator::translate('Message to %s', 'Username'); |
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* |
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* @param string $message |
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* @param string[] ...$text |
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* |
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* @return string |
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*/ |
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public static function translate($message, ...$text) |
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{ |
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if (empty($message)) { |
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return $message; |
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} |
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if (function_exists('gettext')) { |
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$message = gettext($message); |
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} |
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if (func_num_args() > 1) { |
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$message = vsprintf($message, $text); |
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} |
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return $message; |
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} |
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/** |
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* Translate plural form |
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* |
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* Example of usage plural form + sprintf |
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* equal to sprintf(ngettext('%d comment', '%d comments', 4), 4) |
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* Translator::translatePlural('%d comment', '%d comments', 4) |
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* |
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* Example of usage plural form + sprintf |
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* equal to sprintf(ngettext('%d comment', '%d comments', 4), 4, 'Topic') |
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* Translator::translatePlural('%d comment to %s', '%d comments to %s', 4, 'Topic') |
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* |
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* @param string $singular |
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* @param string $plural |
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* @param integer $number |
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* @param string[] ...$text |
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* |
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* @return string |
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* @link http://docs.translatehouse.org/projects/localization-guide/en/latest/l10n/pluralforms.html |
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*/ |
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public static function translatePlural($singular, $plural, $number, ...$text) |
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{ |
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if (function_exists('ngettext')) { |
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$message = ngettext($singular, $plural, $number); |
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} else { |
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$message = $singular; |
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} |
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if (func_num_args() > 3) { |
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// first element is number |
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array_unshift($text, $number); |
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$message = vsprintf($message, $text); |
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} |
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return $message; |
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} |
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} |
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bluzphp /
framework
