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-rw-r--r--src/downloadManager.cpp202
1 files changed, 0 insertions, 202 deletions
diff --git a/src/downloadManager.cpp b/src/downloadManager.cpp
deleted file mode 100644
index 1271a8c..0000000
--- a/src/downloadManager.cpp
+++ /dev/null
@@ -1,202 +0,0 @@
-#include "downloadManager.h"
-#include "fbgui.h"
-#include <QFileInfo>
-#include <QByteArray>
-
-int downloadManager::downloaded = 0;
-// ----------------------------------------------------------------------------------------
-downloadManager::downloadManager()
-{
- logView->write(QString("testing @ DM init"));
- qnam = new QNetworkAccessManager();
- dip = false;
- downloadDir = QDir(downloadPath);
- /* check if downloadPath exists, if not create it. */
- if (!downloadDir.exists()){
- if (debug) qDebug() << "Download directory: " << downloadDir.path() << "doesn't exist.";
- QDir::current().mkdir(downloadPath);
- if (downloadDir.exists() && debug)
- qDebug() << "Created download directory: " << downloadDir.path();
- }
- else if (debug) qDebug() << "Download directory: " << downloadDir.path() << "exists.";
-}
-// ----------------------------------------------------------------------------------------
-void downloadManager::downloadFile(QString& filename)
-{
- if (debug) qDebug() << "Received downloadFile signal for:" << filename;
- QUrl fileUrl;
- fileUrl = baseURL.resolved(QUrl(filename));
- if (debug) qDebug() << "fileUrl: " << fileUrl;
- this->processDownloadRequest(fileUrl);
-}
-// ----------------------------------------------------------------------------------------
-void downloadManager::downloadFile(QUrl& fileUrl)
-{
- if (debug) qDebug() << "Received downloadFile signal for:" << fileUrl;
- this->processDownloadRequest(fileUrl);
-}
-// ----------------------------------------------------------------------------------------
-void downloadManager::processDownloadRequest(QUrl& url)
-{
- if (url.isEmpty()){
- if (debug) qDebug() << "No URL specified for download.";
- return;
- }
- /* if download in progress, enqueue file and return. */
- if (dip)
- {
- if (debug) qDebug() << "Download in progress! Enqueueing:" << url.toString()
- << "(" << dlQ.size() << "in queue)";
- dlQ.enqueue(url);
- return;
- }
- /* no running downloads: enqueue and start next download. */
- dlQ.enqueue(url);
- if (debug) qDebug() << "Enqueueing:" << url.toString() << endl;
- startNextDownload();
-}
-// ----------------------------------------------------------------------------------------
-void downloadManager::startNextDownload()
-{
-
- if (dlQ.isEmpty())
- {
- emit downloadQueueEmpty();
- if (debug) qDebug() << "Download manager ready. (1)";
- return;
- }
- if (debug) qDebug() << "Starting next download: " << dlQ.head().toString()
- << "(" << dlQ.size() << "in queue.)";
-
- /* dequeue next URL to download. */
- QUrl url = dlQ.dequeue();
-
- /* get temporary filename from URL. */
- QString tmp = url.path();
- tmp.remove(0, tmp.lastIndexOf(QChar('/')) + 1);
-
- /* check if filename exists on target file system */
- QFileInfo fi(downloadPath + "/" + tmp);
- if (fi.exists()){
- QString qs = QString(fi.absoluteFilePath() + ".\%1").arg(downloaded);
- outfile.setFileName(qs);
- }
- else
- outfile.setFileName(downloadPath + "/" + tmp);
-
- if (!outfile.open(QIODevice::WriteOnly)){
- if (debug) qDebug() << "Couldn't open file! Skipping...";
- return;
- }
-
- /* send the request for the file */
- QNetworkRequest request(url);
- currentDownload = qnam->get(request);
- lastProgress = 0;
- currentProgress = 0;
- dip = true;
- dltime.start();
- QObject::connect(currentDownload, SIGNAL(readyRead()), this, SLOT(downloadReady()));
- QObject::connect(currentDownload, SIGNAL(metaDataChanged()), this, SLOT(processMetaInfo()));
- QObject::connect(currentDownload, SIGNAL(downloadProgress(qint64, qint64)),
- this, SLOT(downloadProgress(qint64, qint64)));
- QObject::connect(currentDownload, SIGNAL(finished()), this, SLOT(downloadFinished()));
-}
-// ----------------------------------------------------------------------------------------
-// Private slots
-// ----------------------------------------------------------------------------------------
-void downloadManager::processMetaInfo(){
- /* fetch filesize from header & filename from url (for now) */
- const QByteArray cltag = "Content-Length";
- QByteArray clinfo = currentDownload->rawHeader(cltag);
- QFileInfo fi(outfile);
- emit downloadInfo(outfile.fileName(), clinfo.toDouble());
-}
-// ----------------------------------------------------------------------------------------
-void downloadManager::downloadReady()
-{
- /* data ready, save it */
- outfile.write(currentDownload->readAll());
-}
-// ----------------------------------------------------------------------------------------
-void downloadManager::downloadProgress(qint64 bytesIn, qint64 bytesTotal)
-{
- // "fix" for the weird bytesTotal = -1 initial reading...
- if (bytesIn > bytesTotal)
- return;
- /* calculate current speed */
- double speed = bytesIn * 1000 / dltime.elapsed();
- QString unit;
- if (speed < 1024) {
- unit = "bytes/sec";
- }
- else if (speed < 1024*1024) {
- speed /= 1024;
- unit = "KB/s";
- }
- else {
- speed /= 1024*1024;
- unit = "MB/s";
- }
- /* update progress only if difference higher than the updateInterval setting */
- currentProgress = ((bytesIn * 100) / bytesTotal);
- if (currentProgress - lastProgress >= updateInterval){
- lastProgress = currentProgress;
- emit updateProgress(currentProgress, speed, unit);
- if (debug) qDebug() << "Download progress of " << currentDownload->url().toString()
- << ": " << bytesIn << "/" << bytesTotal << "(" << currentProgress << "\%)";
- }
- return;
-}
-// ----------------------------------------------------------------------------------------
-void downloadManager::downloadFinished()
-{
- /* check for errors */
- if (currentDownload->error()){
- if (debug) qDebug() << "Download of" << currentDownload->url().toString()
- << "failed with status code: " << currentDownload->error();
- currentDownload->deleteLater();
- outfile.remove();
- return;
- }
- // TODO Handle errors.
- if (debug) qDebug() << "NetworkCode: " << currentDownload->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
-
- /* end download */
- outfile.close();
- currentDownload->deleteLater();
- downloaded++;
- dip = false;
- if (debug) qDebug() << "Download of " << currentDownload->url().toString()
- << "finished. (dlcount = "<< downloaded << ")";
- if (dlQ.isEmpty()){
- emit downloadQueueEmpty();
- if (debug) qDebug() << "Download manager ready. (2)";
- return;
- }
- startNextDownload();
-}
-/* ----------------------------------------------------------------------------------------
-*
- ** dead code: Header filename fetching & renaming **
-
-const QByteArray cd = "Content-Disposition";
-QByteArray cdc = currentDownload->rawHeader(cd);
-int x = cdc.indexOf("filename=\"") + 10;
-cdc.remove(0, x).chop(1);
-if (!cdc.isEmpty())
- currentTargetFilename = cdc;
-else
- currentTargetFilename = QString("download.\%1").arg(downloaded);
-
-QString tmp = outfile.fileName();
-tmp.remove(0, tmp.lastIndexOf(QChar('/')) + 1);
-qDebug() << "Trying to rename " << tmp << " to --> " << currentTargetFilename;
-
-if (outfile.rename(downloadPath + "/" + currentTargetFilename)) {
- if (debug) qDebug() << "Renamed file!";
-}
-else {
- if (debug) qDebug() << "Failure to rename file!";
-}
-*/