qii/Qii/Exceptions/Error.php

<?php
namespace \Qii\Exceptions;

/**
 *
 * Class Qii_Exceptions_Error
 * @package Qii
 */
class Error
{
	const VERSION = '1.2';

	public function __construct()
	{

	}

	public static function index()
	{
		$args = func_get_args();
		echo \Qii::i('1108', $args[0], $args[1]);
	}

	/**
	 * 返回程序的调用栈
	 */
	static public function getTrace()
	{
		return debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS);
	}

	/**
	 * 程序的调用栈生成字符串
	 */
	static public function getTraceAsString()
	{
		$e = new \Exception();
		$trace = explode("\n", $e->getTraceAsString());
		$trace = array_reverse($trace);
		array_shift($trace);
		array_pop($trace);
		$length = count($trace);
		$result = array();

		for ($i = 0; $i < $length; $i++) {
			$result[] = ($i + 1) . ')' . substr($trace[$i], strpos($trace[$i], ' ')); // replace '#someNum' with '$i)', set the right ordering
		}

		return "\t" . implode("\n\t", $result);
	}

	/**
	 * 错误描述
	 * @return string
	 */
	static public function getMessage()
	{
		$e = new \Exception();
		return $e->getMessage();
	}

	/**
	 * 错误码
	 * @return int
	 */
	static public function getCode()
	{
		return __LINE__;
	}

	/**
	 * 错误设置，如果满足给定的条件就直接返回false，否则在设置了错误页面的情况下返回true
	 * 如果出错后要终止的话，需要自行处理，此方法不错停止不执行
	 *
	 * @param bool $condition
	 * @param int $line 出错的行数，这样以便轻松定位错误
	 * @param string $msg
	 * @param int|string $code
	 * @param string $args ...
	 * @return bool
	 */
	public static function setError($condition, $line = 0, $code, $args = null, $msg = null)
	{
		if ($condition) {
			return false;
		}
		$appConfigure = \Qii_Config_Register::AppConfigure();
		//如果是调试模式就直接抛出异常
		$isDebug = $appConfigure['debug'];
		$message = array();
		$message[] = explode("\n", self::getTraceAsString());
		if (\Qii::getInstance()->logerWriter != null) {
			$message[] = 'Referer:' . (isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : \Qii::getInstance()->request->url->getCurrentURL());
			\Qii::getInstance()->logerWriter->writeLog($message);
		}
		if ($isDebug) {
			$args = array_slice(func_get_args(), 2);
			throw new \Exception(call_user_func_array(array('\Qii', 'i'), $args), $line);
		}
		$errorPage = $appConfigure['errorPage'];
		$env = \Qii_Config_Register::get(\Qii_Const_Config::APP_ENVIRON, 'dev');
		if ($env != 'product' && $errorPage != null) {
			list($controller, $action) = explode(':', $appConfigure['errorPage']);
			$controllerCls = \Qii_Config_Register::get(\Qii_Const_Config::APP_DEFAULT_CONTROLLER_PREFIX) . '_' . $controller;
			$action = preg_replace('/(Action)$/i', "", $action);
			$filePath = \Qii_Autoloader_Import::requireByClass($controllerCls);
			if (!is_file($filePath)) {
				if ($env == 'product') return '';
				\Qii_Autoloader_Import::requires(Qii_DIR . DS . 'Exceptions' . DS . 'Error.php');
				call_user_func_array(array('\Qii_Exceptions_Error', 'index'), array($controller, $action));
				die();
			} else {
				\Qii::getInstance()->request->setControllerName($controller);
                \Qii::getInstance()->request->setActionName($action);
                \Qii::getInstance()->dispatcher->setRequest(\Qii::getInstance()->request);
				\Qii::getInstance()->dispatcher->dispatch($controller, $action, new \Exception($msg ? $msg : self::getTraceAsString(), $code));
				die();
			}
			return;
		}
		return true;
	}

	/**
	 * 显示错误信息
	 * @param Array $message
	 */
	public static function showError($message)
	{
		include(join(DS, array(Qii_DIR ,'Exceptions', 'view', 'error.php')));
	}

	/**
	 * 显示错误信息
	 * @param Array $message
	 */
	public static function showMessage($message)
	{
		include(join(DS, array(Qii_DIR, 'Exceptions', 'view', 'message.php')));
	}

	public function __call($method, $args)
	{
		if (method_exists(self, $method)) return call_user_func_array(array('Qii_Exceptions_Error', $method), $args);
	}
}