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-rw-r--r--examples/network/download/main.cpp166
1 files changed, 0 insertions, 166 deletions
diff --git a/examples/network/download/main.cpp b/examples/network/download/main.cpp
deleted file mode 100644
index 32fccbad9c..0000000000
--- a/examples/network/download/main.cpp
+++ /dev/null
@@ -1,166 +0,0 @@
-// Copyright (C) 2017 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
-
-#include <QtCore>
-#include <QtNetwork>
-
-#include <cstdio>
-
-QT_BEGIN_NAMESPACE
-class QSslError;
-QT_END_NAMESPACE
-
-using namespace std;
-
-class DownloadManager: public QObject
-{
- Q_OBJECT
- QNetworkAccessManager manager;
- QList<QNetworkReply *> currentDownloads;
-
-public:
- DownloadManager();
- void doDownload(const QUrl &url);
- static QString saveFileName(const QUrl &url);
- bool saveToDisk(const QString &filename, QIODevice *data);
- static bool isHttpRedirect(QNetworkReply *reply);
-
-public slots:
- void execute();
- void downloadFinished(QNetworkReply *reply);
- void sslErrors(const QList<QSslError> &errors);
-};
-
-DownloadManager::DownloadManager()
-{
- connect(&manager, &QNetworkAccessManager::finished,
- this, &DownloadManager::downloadFinished);
-}
-
-void DownloadManager::doDownload(const QUrl &url)
-{
- QNetworkRequest request(url);
- QNetworkReply *reply = manager.get(request);
-
-#if QT_CONFIG(ssl)
- connect(reply, &QNetworkReply::sslErrors,
- this, &DownloadManager::sslErrors);
-#endif
-
- currentDownloads.append(reply);
-}
-
-QString DownloadManager::saveFileName(const QUrl &url)
-{
- QString path = url.path();
- QString basename = QFileInfo(path).fileName();
-
- if (basename.isEmpty())
- basename = "download";
-
- if (QFile::exists(basename)) {
- // already exists, don't overwrite
- int i = 0;
- basename += '.';
- while (QFile::exists(basename + QString::number(i)))
- ++i;
-
- basename += QString::number(i);
- }
-
- return basename;
-}
-
-bool DownloadManager::saveToDisk(const QString &filename, QIODevice *data)
-{
- QFile file(filename);
- if (!file.open(QIODevice::WriteOnly)) {
- fprintf(stderr, "Could not open %s for writing: %s\n",
- qPrintable(filename),
- qPrintable(file.errorString()));
- return false;
- }
-
- file.write(data->readAll());
- file.close();
-
- return true;
-}
-
-bool DownloadManager::isHttpRedirect(QNetworkReply *reply)
-{
- int statusCode = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
- return statusCode == 301 || statusCode == 302 || statusCode == 303
- || statusCode == 305 || statusCode == 307 || statusCode == 308;
-}
-
-void DownloadManager::execute()
-{
- QStringList args = QCoreApplication::instance()->arguments();
- args.takeFirst(); // skip the first argument, which is the program's name
- if (args.isEmpty()) {
- printf("Qt Download example - downloads all URLs in parallel\n"
- "Usage: download url1 [url2... urlN]\n"
- "\n"
- "Downloads the URLs passed in the command-line to the local directory\n"
- "If the target file already exists, a .0, .1, .2, etc. is appended to\n"
- "differentiate.\n");
- QCoreApplication::instance()->quit();
- return;
- }
-
- for (const QString &arg : qAsConst(args)) {
- QUrl url = QUrl::fromEncoded(arg.toLocal8Bit());
- doDownload(url);
- }
-}
-
-void DownloadManager::sslErrors(const QList<QSslError> &sslErrors)
-{
-#if QT_CONFIG(ssl)
- for (const QSslError &error : sslErrors)
- fprintf(stderr, "SSL error: %s\n", qPrintable(error.errorString()));
-#else
- Q_UNUSED(sslErrors);
-#endif
-}
-
-void DownloadManager::downloadFinished(QNetworkReply *reply)
-{
- QUrl url = reply->url();
- if (reply->error()) {
- fprintf(stderr, "Download of %s failed: %s\n",
- url.toEncoded().constData(),
- qPrintable(reply->errorString()));
- } else {
- if (isHttpRedirect(reply)) {
- fputs("Request was redirected.\n", stderr);
- } else {
- QString filename = saveFileName(url);
- if (saveToDisk(filename, reply)) {
- printf("Download of %s succeeded (saved to %s)\n",
- url.toEncoded().constData(), qPrintable(filename));
- }
- }
- }
-
- currentDownloads.removeAll(reply);
- reply->deleteLater();
-
- if (currentDownloads.isEmpty()) {
- // all downloads finished
- QCoreApplication::instance()->quit();
- }
-}
-
-int main(int argc, char **argv)
-{
- QCoreApplication app(argc, argv);
-
- DownloadManager manager;
- QTimer::singleShot(0, &manager, SLOT(execute()));
-
- app.exec();
-}
-
-#include "main.moc"