<?php
/**
 * Exception classes file
 *
 * @author Qiang Xue <qiang.xue@gmail.com>
 * @link http://www.pradosoft.com/
 * @copyright Copyright &copy; 2005-2014 PradoSoft
 * @license http://www.pradosoft.com/license/
 * @package Prado\Exceptions
 */

namespace Prado\Exceptions;
use Prado\TPropertyValue;

/**
 * THttpException class
 *
 * THttpException represents an exception that is caused by invalid operations
 * of end-users. The {@link getStatusCode StatusCode} gives the type of HTTP error.
 * It is used by {@link TErrorHandler} to provide different error output to users.
 *
 * @author Qiang Xue <qiang.xue@gmail.com>
 * @package Prado\Exceptions
 * @since 3.0
 */
class THttpException extends TSystemException
{
	private $_statusCode;

	/**
	 * Constructor.
	 * @param integer HTTP status code, such as 404, 500, etc.
	 * @param string error message. This can be a string that is listed
	 * in the message file. If so, the message in the preferred language
	 * will be used as the error message. Any rest parameters will be used
	 * to replace placeholders ({0}, {1}, {2}, etc.) in the message.
	 */
	public function __construct($statusCode,$errorMessage)
	{
		$this->_statusCode=$statusCode;
		$this->setErrorCode($errorMessage);
		$errorMessage=$this->translateErrorMessage($errorMessage);
		$args=func_get_args();
		array_shift($args);
		array_shift($args);
		$n=count($args);
		$tokens=array();
		for($i=0;$i<$n;++$i)
			$tokens['{'.$i.'}']=TPropertyValue::ensureString($args[$i]);
		parent::__construct(strtr($errorMessage,$tokens));
	}

	/**
	 * @return integer HTTP status code, such as 404, 500, etc.
	 */
	public function getStatusCode()
	{
		return $this->_statusCode;
	}
}