格式化文件并修改文件名

最近有一个需求，就是给一个目录，然后把里面所有的文件内容都修改，并修改文件名。

#include "stdafx.h"
#undef UNICODE
#include <stdio.h>
#include <stdlib.h>
#include <Windows.h>
#include <iostream>
#include <fstream>
#include <string>
#include <vector>
using namespace std;

void format(char *cfilename, string &newName);
void browseFile(char* path)
{
    char pattern[FILENAME_MAX + 1];
    sprintf(pattern, "%s\\*.*", path);

    char fdPath[FILENAME_MAX + 1];//file or document path

    WIN32_FIND_DATA findFileData;
    HANDLE hFindFile = FindFirstFile(pattern, &findFileData);

    if (hFindFile != INVALID_HANDLE_VALUE)
    {
        do
        {
            if (strcmp(findFileData.cFileName, ".") == 0 || strcmp(findFileData.cFileName, "..") == 0)
            {
                continue;
            }

            sprintf(fdPath, "%s\\%s", path, findFileData.cFileName);
            if (findFileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
            {
                cout<<fdPath<<endl;//对目录做一些操作
                browseFile(fdPath);//访问目录下面的内容

            }
            else
            {
                string newFileName;
                cout<<"\t"<<findFileData.cFileName<<endl;//对文件做一些操作
                ifstream fin;//#include <fstream>
                fin.open(fdPath);
                if(!fin)
                    cout<<"file "<<findFileData.cFileName<<" not exist"<<endl;
                else
                {

                    format(fdPath,newFileName);
                }
                fin.close();
                if (!rename(fdPath, newFileName.c_str()) == 0)
                    perror("rename");
            }
        }
        while (FindNextFile(hFindFile, &findFileData));
    }
    FindClose(hFindFile);
}
void format(char *cfilename, string &newFileName)
{
    ifstream fin;
    string filename(cfilename);
    fin.open(filename);
    vector<string> datas;
    string line;
    getline(fin,line);
    fin.clear();
    fin.seekg(0);
    vector<int> vindex;
    int pos = 0;
    while(line.npos !=(pos= line.find(" ",pos)))
    {
        vindex.push_back(pos++);
    }
    string exch = line.substr(vindex[1]+1,vindex[2]-vindex[1] - 1);
    exch.insert(0,"_");
    while(!fin.eof())
    {
        getline(fin,line);
        if(line=="")
            continue;
        vector<int> vindex;
        int pos = 0;
        while(line.npos !=(pos= line.find(" ",pos)))
        {
            vindex.push_back(pos++);
        }
        string sub1 = line.substr(vindex[3]+1,vindex[4]-1-vindex[3]);
        string sub2 = line.substr(vindex[7]+1,vindex[13]-1-vindex[7]);
        string sub3 = line.substr(vindex[15]+1,vindex[17]-1-vindex[15]);
        string sub4 = line.substr(vindex[19]+1,vindex[41]-1-vindex[19]);
        string r = sub1+" "+sub2+" "+sub3+" "+sub4;
        datas.push_back(r);
    }

    fin.close();

    ofstream fout;
    fout.open(filename,ios::trunc);//打开后清空文件
    vector<string>::iterator sitr = datas.begin();
    while(sitr != datas.end())
    {
        fout<<*sitr<<endl;
        ++sitr;
    }
    fout.close();

    int dotPos = filename.find_last_of(".");
    newFileName = filename;
    newFileName.insert(dotPos,exch);

}

int _tmain(int argc, _TCHAR* argv[])
{

    browseFile("C:\\Users\\ydu1\\Desktop\\ffff\\file");
    return 0;
}

格式化文件并修改文件名