#include <QtCore/QCoreApplication>
#include <QDebug>
#include <QFileInfo>
#include <QHttpMultiPart>
#include <QNetworkAccessManager>
#include <QNetworkReply>
bool requestUploadImages(const QStringList& vsFileList, QString& strResp)
{
QHttpMultiPart *multiPart = new QHttpMultiPart(QHttpMultiPart::FormDataType);
for (const auto& filePathIter : vsFileList)
{
// 多个文件分成多个表单
QHttpPart imagePart;
QFileInfo filInfo(filePathIter);
QFile file(filePathIter);
if (!file.open(QIODevice::ReadOnly))
{
continue;
}
//这个根据自己的协议添加对应数据
imagePart.setHeader(QNetworkRequest::ContentDispositionHeader,
QVariant(QString("form-data; name=\"uploadfile\"; filename=\"%1\"").arg(filInfo.fileName())));
// 类型 根据自己需要的协议进行定义
imagePart.setHeader(QNetworkRequest::ContentTypeHeader, QVariant("image/png"));
const auto& data = file.readAll();
imagePart.setBody(data);// 表单body部分填入文件内容
// 数据长度不加上可能导致失败
imagePart.setHeader(QNetworkRequest::ContentLengthHeader, QVariant(data.size()));
multiPart->append(imagePart);
}
QUrl url("http://www.csu.edu.cn"); // 测试url 要换成自己实际使用的URI
QNetworkRequest request(url);
QNetworkAccessManager manager;
QNetworkReply *reply = manager.post(request, multiPart);
multiPart->setParent(reply); // 通过reply删除multiPart对象
QObject::connect(reply, &QNetworkReply::finished, [&reply, &strResp]
{
if (reply->error() == QNetworkReply::NoError)
{
strResp = reply->readAll();
qDebug() << "upload file finished";
}
else
{
strResp = reply->errorString();
qDebug() << "error string:" << reply->errorString();
}
});
QEventLoop eventLoop;
QObject::connect(&manager, &QNetworkAccessManager::finished, [&]
{
eventLoop.quit();
});
eventLoop.exec();
reply->deleteLater();
return true;
}
int main(int argc, char *argv[])
{
QCoreApplication a(argc, argv);
QString resp;
requestUploadImages(QStringList(), resp);
qDebug() << resp;
return a.exec();
}
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