ThinkPHP/Library/Org/Util/CodeSwitch.class.php

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
// +----------------------------------------------------------------------
// | Copyright (c) 2009 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace Org\Util;
class CodeSwitch {
    // 错误信息
    static private $error = array();
    // 提示信息
    static private $info = array();
    // 记录错误
    static private function error($msg) {
        self::$error[]   =  $msg;
    }
    // 记录信息
    static private function info($info) {
        self::$info[]     = $info;
    }
	/**
     * 编码转换函数,对整个文件进行编码转换
	 * 支持以下转换
	 * GB2312、UTF-8 WITH BOM转换为UTF-8
	 * UTF-8、UTF-8 WITH BOM转换为GB2312
     * @access public
     * @param string $filename		文件名
	 * @param string $out_charset	转换后的文件编码,与iconv使用的参数一致
     * @return void
     */
	static function DetectAndSwitch($filename,$out_charset) {
		$fpr = fopen($filename,"r");
		$char1 = fread($fpr,1);
		$char2 = fread($fpr,1);
		$char3 = fread($fpr,1);

		$originEncoding = "";

		if($char1==chr(239) && $char2==chr(187) && $char3==chr(191))//UTF-8 WITH BOM
			$originEncoding = "UTF-8 WITH BOM";
		elseif($char1==chr(255) && $char2==chr(254))//UNICODE LE
		{
			self::error("不支持从UNICODE LE转换到UTF-8或GB编码");
			fclose($fpr);
			return;
		}elseif($char1==chr(254) && $char2==chr(255)){//UNICODE BE
			self::error("不支持从UNICODE BE转换到UTF-8或GB编码");
			fclose($fpr);
			return;
		}else{//没有文件头,可能是GB或UTF-8
			if(rewind($fpr)===false){//回到文件开始部分,准备逐字节读取判断编码
				self::error($filename."文件指针后移失败");
				fclose($fpr);
				return;
			}