<?
/**
 * Enter description here...
 * 
 * @author chenn <chenn@ecoya.org>
 * @version $Id: Local.php 56 2006-04-11 14:04:39Z chenn $
 */
class Local {
	
	/**
	 * Enter description here...
	 * 
	 * @var string
	 */
	private static $lang;
	
	/**
	 * local language code, eg. zh_CN, es_ES, etc
	 *
	 * @var unknown_type
	 */
	private $language;
	
	/**
	 * Enter description here...
	 *
	 * @var	string
	 */
	private $encoding = "UTF-8";
	
	
	function __construct($language) {
		$this->language = $language;
		$this->encoding = DEFAULT_ENCODING;
		$this->loadLocal();
	}
	
	/**
	 * Load local language pakege
	 *
	 */
	private function loadLocal() {
		if (self::$lang == null) {
			$lang = array();
			$filename = ROOT_PATH . "language/lang_" . $this->language . ".php";
			if (is_readable($filename)) {
				include_once($filename);
			}
			
			if ($handle = opendir(ROOT_PATH . "plugins/")) {
			    while (false !== ($file = readdir($handle))) {
			        if ($file != "." && $file != "..") {
			            $pLang = ROOT_PATH . "plugins/$file/language/lang_" 
			            			. $this->language . ".php"; 
			            if (is_file($pLang)) {
			            	include_once($pLang);
			            }
			        }
			    }
			    closedir($handle);
			}

			// $lang is defined in the lang_xx.php file
			self::$lang = $lang;
			unset($lang);
		}
	}
	
	
	/**
	 * Get the translated string by key
	 *
	 * @param	string $key
	 * @return	string
	 */
	public function getString($key) {
		if (array_key_exists($key, self::$lang)) {
			return self::$lang[$key];
		} else {
			return $key;
		}
	}
	
	/**
	 * Enter description here...
	 *
	 * @return array
	 */
	public function getStrings() {
		return self::$lang;
	}
	
}

?>