mirror of
https://github.com/crystalidea/qt6windows7.git
synced 2024-11-23 20:10:48 +08:00
126 lines
4.1 KiB
C++
126 lines
4.1 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
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#include "qget.h"
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#include <QAuthenticator>
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#include <QCoreApplication>
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#include <QDebug>
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#include <QSslError>
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DownloadManager::DownloadManager()
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: queueMode (Parallel)
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{
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connect(&nam, SIGNAL(finished(QNetworkReply*)), this, SLOT(finished(QNetworkReply*)));
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connect(&nam, SIGNAL(authenticationRequired(QNetworkReply*,QAuthenticator*)), this, SLOT(authenticationRequired(QNetworkReply*,QAuthenticator*)));
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connect(&nam, SIGNAL(proxyAuthenticationRequired(QNetworkProxy,QAuthenticator*)), this, SLOT(proxyAuthenticationRequired(QNetworkProxy,QAuthenticator*)));
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#ifndef QT_NO_SSL
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connect(&nam, SIGNAL(sslErrors(QNetworkReply*,QList<QSslError>)), this, SLOT(sslErrors(QNetworkReply*,QList<QSslError>)));
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#endif
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}
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DownloadManager::~DownloadManager()
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{
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}
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void DownloadManager::get(const QNetworkRequest &request, const QString &user, const QString &password)
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{
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DownloadItem *dl = new DownloadItem(request, user, password, nam);
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transfers.append(dl);
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connect(dl, SIGNAL(downloadFinished(TransferItem*)), SLOT(downloadFinished(TransferItem*)));
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}
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void DownloadManager::upload(const QNetworkRequest &request, const QString &user, const QString &password, const QString &filename, TransferItem::Method method)
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{
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QScopedPointer<QFile> file(new QFile(filename));
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if (!file->open(QFile::ReadOnly)) {
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qDebug() << "Can't open input file" << file->fileName() << file->errorString();
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return;
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}
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UploadItem *ul = new UploadItem(request, user, password, nam, file.take(), method);
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transfers.append(ul);
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connect(ul, SIGNAL(downloadFinished(TransferItem*)), SLOT(downloadFinished(TransferItem*)));
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}
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void DownloadManager::finished(QNetworkReply *)
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{
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}
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void DownloadManager::downloadFinished(TransferItem *item)
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{
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qDebug() << "finished " << item->reply->url() << " with http status: " << item->reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
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if (item->reply->error() != QNetworkReply::NoError)
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qDebug() << "and error: " << item->reply->error() << item->reply->errorString();
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transfers.removeOne(item);
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item->deleteLater();
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checkForAllDone();
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}
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void DownloadManager::checkForAllDone()
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{
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if (transfers.isEmpty()) {
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qDebug() << "All Done.";
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QCoreApplication::quit();
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}
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foreach (TransferItem *item, transfers) {
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if (!item->reply) {
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item->start();
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//by default multiple downloads are processed in parallel.
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//but in serial mode, only start one transfer at a time.
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if (queueMode == Serial)
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break;
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}
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}
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}
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void DownloadManager::authenticationRequired(QNetworkReply *reply, QAuthenticator *auth)
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{
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qDebug() << "authenticationRequired" << reply;
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TransferItem *transfer = findTransfer(reply);
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//provide the credentials exactly once, so that it fails if credentials are incorrect.
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if ((transfer && !transfer->user.isEmpty()) || !transfer->password.isEmpty()) {
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auth->setUser(transfer->user);
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auth->setPassword(transfer->password);
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transfer->user.clear();
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transfer->password.clear();
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}
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}
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void DownloadManager::proxyAuthenticationRequired(const QNetworkProxy &, QAuthenticator *auth)
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{
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//provide the credentials exactly once, so that it fails if credentials are incorrect.
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if (!proxyUser.isEmpty() || !proxyPassword.isEmpty()) {
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auth->setUser(proxyUser);
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auth->setPassword(proxyPassword);
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proxyUser.clear();
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proxyPassword.clear();
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}
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}
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#ifndef QT_NO_SSL
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void DownloadManager::sslErrors(QNetworkReply *, const QList<QSslError> &errors)
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{
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qDebug() << "sslErrors";
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foreach (const QSslError &error, errors) {
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qDebug() << error.errorString();
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qDebug() << error.certificate().toPem();
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}
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}
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#endif
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TransferItem *DownloadManager::findTransfer(QNetworkReply *reply)
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{
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foreach (TransferItem *item, transfers) {
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if (item->reply == reply)
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return item;
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}
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return 0;
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}
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void DownloadManager::setQueueMode(QueueMode mode)
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{
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queueMode = mode;
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}
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