QT實現FTP上傳文件

//main.cpp
#include "stdafx.h"
#include "ftpclass.h"

void main()
{
    printf("------- 開始測試！------\n");
    printf("01--創建連接 %d\n", FtpClass::createConnection());
    printf("02--打開目標ftp %d\n", FtpClass::createTable());    
    
    /*可以讀取ini內參數
    FtpClass::ftp_Ip = TEXT("Ini讀取");
    FtpClass::ftp_Port = TEXT("Ini讀取");
    FtpClass::ftp_User = TEXT("Ini讀取");
    FtpClass::ftp_Password = TEXT("Ini讀取");
    FtpClass::ftp_Fixed_Path = TEXT("Ini讀取");*/
    
    printf("03--創建文件夾 %d\n", FtpClass::createFolder("自動生成目錄1","自動生成目錄2","自動生成目錄3"));    
    /*上傳目標路徑*/

    printf("04--上傳文件 %d\n", FtpClass::insert( "D:/a.txt", "b.txt"));
    /*本機文件需要上傳文件*/  /*上傳後文件名稱,可以和本地文件名稱不一樣，類型最好別換*/
    
    printf("05--關閉通訊 %d\n", FtpClass::createClose());
    printf("------ 結束測試！------\n");
    
    return ;
}

//ftpclass.h
/*項目-屬性-常規-字符集-使用多字節字符集*/
/*wininet.lib、shlwapi.lib可以直接添加到附加依賴項*/
/*BOOL_VERIFY、NULL_VERIFY 程序結束判斷*/


#pragma once

#pragma comment(lib,"wininet.lib")
#pragma comment(lib,"shlwapi.lib")

#define  BOOL_VERIFY(emStatus_bool,switch_bool) \
if (emStatus_bool == true)\
{return true;}\
else{\
if (switch_bool == 3) printf("      FTP_03_err:創建文件夾失敗！%d\n"); \
if (switch_bool == 4) printf("      FTP_04_err:上傳文件失敗！\n");     \
if (switch_bool == 5) printf("      FTP_05_err:關閉窗口句柄失敗！\n"); \
return false;\
}


#define  NULL_VERIFY(emStatus_null,switch_null) \
if (emStatus_null != NULL)\
{return true;}\
else{\
if (switch_null == 1) {printf("      FTP_01_err:打開通訊錯誤 Error:%d\n", GetLastError());}\
if (switch_null == 2) {printf("      FTP_02_err:建立連接錯誤 Error:%d\n", GetLastError());}\
return false;\
}


#include "stdafx.h"//沒用
#include <afxinet.h>//MFC相關
#include "wininet.h"//調用FTP相關類
#include "shlwapi.h"//調用文件操作相關類


class FtpClass
{
public:    
    /*ini讀取變量*/
    static CString ftp_Ip;//目標ip
    static CString ftp_Port;//目標端口
    static CString ftp_User;//目標賬戶
    static CString ftp_Password;//目標密碼
    static CString ftp_Fixed_Path;//目標固定路徑
    static CString ftp_Free_Path;//目標自己生成路徑
    
     /*全局變量*/
    static BOOL  pRes;
    static HINTERNET hInternet;
    static HINTERNET hConnect;
    
    /*全局函數*/
    static bool createConnection();                                            //創建一個連接
    static bool createTable();    
    static bool ThreadInternetConnect(PVOID ) 
    //打開目標ftp
    static bool createFolder(CString temp1, CString temp2, CString temp3);  //上傳文件
    static bool insert(CString temp, CString temp1);                        //出入數據
    static bool createClose();                                              //斷開連接
};

//ftpclass.cpp
#include "stdafx.h"
#include "ftpclass.h"

CString FtpClass::ftp_Ip = TEXT("192.168.3.104");
CString FtpClass::ftp_Port = TEXT("21");
CString FtpClass::ftp_User = TEXT("Administrator");
CString FtpClass::ftp_Password = TEXT("xinxin");
CString FtpClass::ftp_Fixed_Path = TEXT("1級固定目錄/2級固定目錄/3級固定目錄");
CString FtpClass::ftp_Free_Path = TEXT("自動生成目錄");
BOOL  FtpClass::pRes = false;
HINTERNET FtpClass::hInternet = NULL;
HINTERNET FtpClass::hConnect = NULL;


//創建一個連接
bool FtpClass::createConnection() {
    /*ftp_Ip = TEXT("Ini讀取");
    ftp_Port = TEXT("Ini讀取");
    ftp_User = TEXT("Ini讀取");
    ftp_Password = TEXT("Ini讀取");
    ftp_Fixed_Path = TEXT("Ini讀取");*/

    hInternet = InternetOpen(NULL, INTERNET_OPEN_TYPE_DIRECT,
        NULL, NULL, INTERNET_FLAG_NO_CACHE_WRITE);
    NULL_VERIFY(hInternet,1);
}
bool FtpClass::ThreadInternetConnect(PVOID param) {

 // 打開http      
 hConnect = InternetConnect(hInternet, ftp_Ip, INTERNET_DEFAULT_FTP_PORT,//INTERNET_DEFAULT_FTP_PORT  第三個參數默認值21
  ftp_User, ftp_Password, INTERNET_SERVICE_FTP,
  INTERNET_FLAG_EXISTING_CONNECT || INTERNET_FLAG_PASSIVE, 0);

 return 1;
}

//打開目標ftp
bool FtpClass::createTable()
{
 /*hConnect = InternetConnect(hInternet, ftp_Ip, 25,//INTERNET_DEFAULT_FTP_PORT  第三個參數默認值21
  ftp_User, ftp_Password, INTERNET_SERVICE_FTP,
  INTERNET_FLAG_EXISTING_CONNECT || INTERNET_FLAG_PASSIVE, 0);
 NULL_VERIFY(hConnect,2);*/
 HANDLE hThread = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)ThreadInternetConnect, (LPVOID)NULL, 0, NULL); 
 //超時3秒，如果等待結果是超時
 if (WaitForSingleObject(hThread, 3 * 1000) == WAIT_TIMEOUT) {
  TerminateThread(hThread, 0);
  CloseHandle(hThread);
  NULL_VERIFY(hConnect, 2);  
 }
 NULL_VERIFY(hConnect, 2);
}

//上傳文件
bool FtpClass::createFolder(CString temp1, CString temp2, CString temp3)
{
    /*新建文件件每次隻能創建一級，多個需要分多次創建*/
    pRes = false;    
    ftp_Free_Path = "";
    ftp_Free_Path = ftp_Fixed_Path  + "/" + temp1;
    FtpCreateDirectory(hConnect, ftp_Free_Path);
    ftp_Free_Path = ftp_Free_Path + "/" + temp2;
    FtpCreateDirectory(hConnect, ftp_Free_Path);
    ftp_Free_Path = ftp_Free_Path + "/" + temp3;
    pRes = FtpCreateDirectory(hConnect, ftp_Free_Path);
    BOOL_VERIFY(pRes,3);
}
//出入數據
bool FtpClass::insert(CString temp, CString temp1)
{
    pRes = false;
    ftp_Free_Path = ftp_Free_Path + "/" +temp1;
    pRes = FtpPutFile(hConnect, temp,/*本機文件*/
        ftp_Free_Path,  /*TEXT("一級目錄/二級目錄/三級目錄/a.txt"),*/
        FTP_TRANSFER_TYPE_ASCII, 0);
    BOOL_VERIFY(pRes,4);
}
//斷開連接
bool FtpClass::createClose()
{    
    pRes = false;
    if (InternetCloseHandle(hConnect))
        pRes = InternetCloseHandle(hInternet);
    BOOL_VERIFY(pRes,5);
}