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118 lines
2.6 KiB
118 lines
2.6 KiB
12 years ago
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<?php
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namespace yii\i18n;
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use Yii;
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use yii\base\Component;
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class I18N extends Component
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{
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public function translate($message, $params = array(), $language = null)
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{
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if ($language === null) {
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$language = Yii::$application->language;
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}
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if (preg_match('/^([\w\-]+):(.*)/', $message, $matches)) {
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$category = $matches[1];
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$message = $matches[2];
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} else {
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$category = 'app';
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}
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$message = $this->getSource($category)->translate($category, $message, $language);
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if (!is_array($params)) {
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$params = array($params);
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}
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if (isset($params[0])) {
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$message = $this->getPluralFormat($message, $params[0], $language);
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if (!isset($params['{n}'])) {
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$params['{n}'] = $params[0];
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}
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unset($params[0]);
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}
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return $params === array() ? $message : strtr($message, $params);
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}
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public function getLocale($language)
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{
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}
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public function getSource($category)
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{
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return $category === 'yii' ? $this->getMessages() : $this->getCoreMessages();
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}
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private $_coreMessages;
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private $_messages;
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public function getCoreMessages()
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{
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if (is_object($this->_coreMessages)) {
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return $this->_coreMessages;
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} elseif ($this->_coreMessages === null) {
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return $this->_coreMessages = new PhpMessageSource(array(
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'sourceLanguage' => 'en_US',
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'basePath' => '@yii/messages',
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));
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} else {
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return $this->_coreMessages = Yii::createObject($this->_coreMessages);
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}
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}
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public function setCoreMessages($config)
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{
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$this->_coreMessages = $config;
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}
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public function getMessages()
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{
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if (is_object($this->_messages)) {
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return $this->_messages;
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} elseif ($this->_messages === null) {
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return $this->_messages = new PhpMessageSource(array(
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'sourceLanguage' => 'en_US',
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'basePath' => '@app/messages',
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));
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} else {
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return $this->_messages = Yii::createObject($this->_messages);
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}
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}
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public function setMessages($config)
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{
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$this->_messages = $config;
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}
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protected function getPluralFormat($message, $number, $language)
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{
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if (strpos($message, '|') === false) {
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return $message;
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}
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$chunks = explode('|', $message);
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$rules = $this->getLocale($language)->getPluralRules();
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foreach ($rules as $i => $rule) {
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if (isset($chunks[$i]) && self::evaluate($rule, $number)) {
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return $chunks[$i];
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}
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}
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$n = count($rules);
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return isset($chunks[$n]) ? $chunks[$n] : $chunks[0];
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}
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/**
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* Evaluates a PHP expression with the given number value.
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* @param string $expression the PHP expression
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* @param mixed $n the number value
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* @return boolean the expression result
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*/
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protected static function evaluate($expression, $n)
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{
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return @eval("return $expression;");
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}
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}
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