void Downloader::download(const QUrl &from, const QUrl &to)
{
if (to.isLocalFile()) {
QFile fileTarget(to.path());
fileTarget.remove();
}
KIO::CopyJob *copyJob = KIO::copyAs(from, to, KIO::Overwrite | KIO::HideProgressInfo);
copyJob->setUiDelegate(0);
copyJob->setAutoDelete(true);
connect (copyJob,
SIGNAL(copyingDone(KIO::Job*,QUrl,QUrl,time_t,bool,bool)),
this,
SLOT(copyingDone(KIO::Job*,QUrl,QUrl,time_t,bool,bool)));
}
bool FileSystemManager::copyFile(QString source, QString target, qint64 totalSize, bool cut)
{
QFile fileSource(source);
QFile fileTarget(target);
fileSource.open(QFile::ReadOnly);
fileTarget.open(QFile::WriteOnly);
char block[BLOCK_SIZE];
qint64 total = fileSource.size();
qint64 steps = total >> 7; //shift right 7, same as divide 128, much faster
qint64 bytesCopied = 0;
while(!fileSource.atEnd())
{
if(m_cancel)
break;
qint64 inBytes = fileSource.read(block, sizeof(block));
fileTarget.write(block, inBytes);
bytesCopied += inBytes;
if(bytesCopied > steps)
{
emit updateCopyProgress(target, bytesCopied, totalSize);
bytesCopied = 0;
}
}
emit updateCopyProgress(target, bytesCopied, totalSize);
fileTarget.close();
fileSource.close();
if(fileTarget.size() != total)
return false;
if(cut)
fileSource.remove(); //if file is cut remove the source
return true;
}
