Qt5.X FTP上傳與下載

Cliet.h

#ifndef CLIET_H

#define CLIET_H

#include <QFile>

#include <QNetworkRequest>

#include <QNetworkAccessManager>

#include <QUrl>

#include <QNetworkReply>

#include <QByteArray>

#include <QMessageBox>

#include <QFileInfo>

#include <QDir>

class FtpCLient:public QObject

{

    Q_OBJECT

protected slots:

    void finished(QNetworkReply * reply);

public:

    FtpCLient();

    void FtpGet(QString sor, QString dev);

    void FtpPut(QString source, QString dev);

    void FtpSetUserInfor(QString user, QString pwd);

    void FtpSetHostPort(QString str, int port =21);

private:

    QFile * m_pFile;

    QNetworkReply *m_pReply;

    QNetworkAccessManager * m_pManager;

    QUrl * m_pUrl;

};

#endif // CLIET_H

Cliet.cpp

#include "cliet.h"

FtpCLient::FtpCLient()

{

    m_pManager = new QNetworkAccessManager();

    m_pUrl = new QUrl();

    m_pUrl->setScheme("ftp");

    m_pUrl->setHost("192.168.0.217");

    connect(m_pManager,SIGNAL(finished(QNetworkReply*)),this,SLOT(finished(QNetworkReply *)));

}

void FtpCLient::finished(QNetworkReply * reply)

{

    m_pFile->write(reply->readAll());

    m_pFile->flush();

    m_pFile->close();

    reply->deleteLater();

}

//設定FTP伺服器使用者名稱和密碼

void FtpCLient::FtpSetUserInfor(QString user, QString pwd)

{

    m_pUrl->setUserName(user);

    m_pUrl->setPassword(pwd);

}

//設定地址和埠

void FtpCLient::FtpSetHostPort(QString str, int port )

{

    m_pUrl->setHost(str);

    m_pUrl->setPort(port);

}

//下載檔案

void FtpCLient::FtpGet(QString sor, QString dev)

{

    QFileInfo info;

    info.setFile(dev);

    m_pFile = new QFile(info.filePath());

    m_pFile->open(QIODevice::Append|QIODevice::WriteOnly);

    m_pUrl->setPath(sor);

    m_pReply = m_pManager->get(QNetworkRequest(*m_pUrl));

}

//上傳檔案

void FtpCLient::FtpPut(QString source, QString dev)

{

    qDebug()<<"start";

    QFile file(source);

    file.open(QIODevice::ReadOnly);

    QByteArray data = file.readAll();

    qDebug()<<"start1";

    m_pFile = new QFile(dev);

    m_pFile->open(QIODevice::ReadOnly|QIODevice::WriteOnly);

    m_pUrl->setPath(dev);

    m_pManager->put(QNetworkRequest(*m_pUrl), data);

    qDebug()<<"start2";

}

呼叫

void Debugwidget::on_input_clicked()

{

    QString file_path = QFileDialog::getOpenFileName(this,"請選擇待匯入ENI檔案","./","*.xml");

    if(file_path!="")

    {

        QString dev;

        for(int i=file_path.size()-1;i>=0;i--)

        {

            if(file_path[i]=='/')

            {

                dev = file_path.right(file_path.size()-i-1);

                break;

            }

        }

        client.FtpPut(file_path,"ENI/"+dev);

    }

}

void Debugwidget::on_inputOtherFile_clicked()

{

    QString file_path = QFileDialog::getOpenFileName(this,"請選擇待匯入其他檔案","./","*.xml");

    if(file_path!="")

    {

        QString dev;

        for(int i=file_path.size()-1;i>=0;i--)

        {

            if(file_path[i]=='/')

            {

                dev = file_path.right(file_path.size()-i-1);

                break;

            }

        }

        client.FtpPut(file_path,dev);

    }

}