ThinkPHP/Common/functions.php

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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2012 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------

/**
 * Think 标准模式公共函数库
 * @category   Think
 * @package  Common
 * @author   liu21st <liu21st@gmail.com>
 */

/**
 * 错误输出
 * @param mixed $error 错误
 * @return void
 */
function halt($error) {
    $e = array();
    if (APP_DEBUG) {
        //调试模式下输出错误信息
        if (!is_array($error)) {
            $trace          = debug_backtrace();
            $e['message']   = $error;
            $e['file']      = $trace[0]['file'];
            $e['line']      = $trace[0]['line'];
            ob_start();
            debug_print_backtrace();
            $e['trace']     = ob_get_clean();
        } else {
            $e              = $error;
        }
    } else {
        //否则定向到错误页面
        $error_page         = C('ERROR_PAGE');
        if (!empty($error_page)) {
            redirect($error_page);
        } else {
            if (C('SHOW_ERROR_MSG'))
                $e['message'] = is_array($error) ? $error['message'] : $error;
            else
                $e['message'] = C('ERROR_MESSAGE');
        }
    }
    // 包含异常页面模板
    include C('TMPL_EXCEPTION_FILE');
    exit;
}

/**
 * 自定义异常处理
 * @param string $msg 异常消息
 * @param string $type 异常类型 默认为ThinkException
 * @param integer $code 异常代码 默认为0