<?php
/***************************************************************************
 *  For license information see doc/license.txt
 *
 *  Unicode Reminder メモ
 ***************************************************************************/

class translate
{
	/* translate the given string
	 */
	function t($message, $style, $resource_name, $line, $plural='', $count=1, $lang=null)
	{
		global $opt;

		if ($message == '')
			return '';

		if ($plural != '' && $count!=1)
			$message = $plural;
		$search = $this->prepare_text($message);

		if (($lang === null) || ($lang == $opt['template']['locale']))
			$trans = gettext($search);
		else
		{
			// do not use sql_value(), as this is also used from lib1
			$rs = sql("SELECT IFNULL(`sys_trans_text`.`text`, '&3')
			             FROM `sys_trans` 
			        LEFT JOIN `sys_trans_text` ON `sys_trans`.`id`=`sys_trans_text`.`trans_id` AND `sys_trans_text`.`lang`='&1'
									WHERE `sys_trans`.`text`='&2' LIMIT 1", $lang, $search, $message);
			if ($r = sql_fetch_array($rs))
				$trans = $r[0];
			else
				$trans = '';
			sql_free_result($rs);
		}

		// safe w/o mb because asc(%) < 128
		if (strpos($trans, "%")>=0)
			$trans = $this->v($trans);
		
		return $trans;
	}

	/* strip whitespaces
	 */
	protected function prepare_text($text)
	{
		$text = mb_ereg_replace("\t", ' ', $text);
		$text = mb_ereg_replace("\r", ' ', $text);
		$text = mb_ereg_replace("\n", ' ', $text);
		while (mb_strpos($text, '  ') !== false)
			$text = mb_ereg_replace('  ', ' ', $text);

		return $text;
	}
	
	function v($message)
	{
		if ($message)
		{
			global $translationHandler;
			global $opt;

			if ($translationHandler === null) {
				$translationHandler = new TranslationHandler();
			}

			if (!isset($language))
			{
				global $locale;

				$language = $locale;
			}

			$variables = array();
			$language_lower = mb_strtolower($language);
			$translationHandler->loadNodeTextFile($variables, $opt['logic']['node']['id'].'.txt', $language_lower);
			$translationHandler->loadNodeTextFile($variables, $opt['logic']['node']['id'].'-'.$language_lower.'.txt', $language_lower);
			$message = $translationHandler->substitueVariables($variables, $language_lower, $message);
		}

		return $message;
	}
}