utility.cpp

此代码运行于visual c++ 6.0的环境下

#include "stdafx.h"
#include "utility.h"
#include <direct.h>
#include <string>
using namespace std;
bool GetHTMLText(string szBuffer, string & str)
{			
	bool InTag=true;
	int j=0;
	int nLen = szBuffer.length ();
	string lpsz = szBuffer;
	if( nLen <= 0) 
		return false;

	while (nLen)
	{
		if( lpsz[j] == '<')	
			InTag=false;
		if(InTag==true  && lpsz[j] != '>')		
			str += szBuffer[j];
		
		if( lpsz[j] == '>')  
		{
			str = str + " ";
			InTag=true;
		}
	
		j++;
		nLen--;
	}
	if(str != "")
		return true;
	return false;
}

string ProcessingFile(string& list )
{
	bool Flag = true;
	string str = list, rString;
	for(int i = 0;i < str.length (); i ++)
	{
		if(str[i] < 0)
		{
			//判断是否是汉字,是则加到rString里
			if(((str[i] >= -80||str[i] <= -96)&&((str[i+1] >= -128&&str[i+1] < -1)||(str[i+1]>=64&&str[i+1]<=126)))
				||(str[i] >= -86&&str[i] <= -81)&&((str[i+1] >=-128&&str[i+1]<=-96)||(str[i+1]>=64&&str[i+1]<=126)))
			{
				rString+=str[i++];
				rString+=str[i];
			}
			else
			{ 
				i+=1;
				rString+=" ";
			}
			Flag = false;
		}
		else if( Flag != true )
		{
			rString+=" ";
			Flag = true;
		}
	}
	return rString;
}
//函数名称：deldir
//功能：递归删除文件夹
//参数说明：dirname:要删除的文件夹名称
void deldir(char *_dirname)
{
	WIN32_FIND_DATA stFindClientData;		
	HANDLE hFindClient;
	
	
	if ( !_chdir(_dirname) )//进入该文件夹
	{
		hFindClient = FindFirstFile( "*.*",&stFindClientData );

	    while(  hFindClient!=INVALID_HANDLE_VALUE  )//当文件夹非空时
		{

			if(_unlink(stFindClientData.cFileName)!=0)//判断是文件还是文件夹
			{
				if(strcmp(stFindClientData.cFileName,".")
					&&strcmp(stFindClientData.cFileName,".."))
				//是文件夹,且不是自身和父文件夹,就递归	
				
                   deldir(stFindClientData.cFileName);
				   
			}
            if(!FindNextFile( hFindClient,& stFindClientData))
			//继续向下找,如找不到文件就跳出此循环	
				break;
	}

    FindClose( hFindClient);//断开具柄

	_chdir("..");//跳到父文件夹
	_rmdir(_dirname);//删除文件夹

	return;
	}
    return;
}