MainWindow::MainWindow(QWidget *parent) :
    QMainWindow(parent),
    ui(new Ui::MainWindow)
{
    ui->setupUi(this);
    am = new QNetworkAccessManager(this);
       ui->webView->page()->setNetworkAccessManager(am);

}

MainWindow::~MainWindow()
{
    delete ui;
}

void MainWindow::on_pushButton_clicked()
{
    post();
}

void MainWindow::post()
{
    QUrl urlDoLogin("http://www.cyberforum.ru");

    QString userName=  ui->lineEdit->text();    //  e-mail
    QString password=   ui->lineEdit_2->text();  //  пароль

    /* Формирование  запроса на основе пользовательских данных */
    QByteArray postData;
    postData+= "vb_login_username=" +  QUrl::toPercentEncoding( userName.toUtf8() );
    postData+= "&cookieuser=1";
    postData+= "&vb_login_password="+  QUrl::toPercentEncoding( password.toUtf8() );
    postData+= "&s=&securitytoken=guest";
    postData+= "&do=login";
    postData+= "&vb_login_md5password=";
    postData+= "&vb_login_md5password_utf=";

    QNetworkRequest request(urlDoLogin);
    request.setHeader(QNetworkRequest::ContentTypeHeader,"application/x-www-form-urlencoded");
    request.setRawHeader("Accept-Encoding","identity"); // Отменяю сжатие что бы, можно было нормально просматривать контент снифером

    QNetworkReply* reply= am->post(request,postData);

    connect(reply, SIGNAL(finished()), this, SLOT(get()));

}

void MainWindow::get()
{
     QUrl urlUser("http://www.cyberforum.ru/usercp.php");

       QNetworkRequest request(urlUser);
       request.setRawHeader("Accept-Encoding","identity");

       QNetworkReply* reply= am->get(request);

       connect( reply, SIGNAL(finished()),
                this, SLOT(replyFinished())
              );
}

void MainWindow::replyFinished()
{
    QNetworkReply *reply = qobject_cast<QNetworkReply *>(sender());
  if (reply->error() == QNetworkReply::NoError)
    {
      QByteArray content= reply->readAll();
      QTextCodec *codec = QTextCodec::codecForName("cp1251");
    //  ui->textEdit->setPlainText(codec->toUnicode(content.data()) );
      ui->webView->setUrl(reply->url());
      qDebug()<< codec->toUnicode(content.data());
    }
  else qDebug()<<reply->errorString();

  reply->deleteLater();
}