void PropagateUploadFileQNAM::slotComputeTransmissionChecksum(const QByteArray& contentChecksumType, const QByteArray& contentChecksum)
{
_item->_contentChecksum = contentChecksum;
_item->_contentChecksumType = contentChecksumType;
_stopWatch.addLapTime(QLatin1String("ContentChecksum"));
_stopWatch.start();
// Reuse the content checksum as the transmission checksum if possible
const auto supportedTransmissionChecksums =
_propagator->account()->capabilities().supportedChecksumTypes();
if (supportedTransmissionChecksums.contains(contentChecksumType)) {
slotStartUpload(contentChecksumType, contentChecksum);
return;
}
// Compute the transmission checksum.
auto computeChecksum = new ComputeChecksum(this);
if (uploadChecksumEnabled()) {
computeChecksum->setChecksumType(_propagator->account()->capabilities().uploadChecksumType());
} else {
computeChecksum->setChecksumType(QByteArray());
}
connect(computeChecksum, SIGNAL(done(QByteArray,QByteArray)),
SLOT(slotStartUpload(QByteArray,QByteArray)));
const QString filePath = _propagator->getFilePath(_item->_file);
computeChecksum->start(filePath);
}
void PropagateUploadFileQNAM::slotComputeContentChecksum()
{
if (_propagator->_abortRequested.fetchAndAddRelaxed(0)) {
return;
}
const QString filePath = _propagator->getFilePath(_item->_file);
// remember the modtime before checksumming to be able to detect a file
// change during the checksum calculation
_item->_modtime = FileSystem::getModTime(filePath);
_stopWatch.start();
QByteArray checksumType = contentChecksumType();
// Maybe the discovery already computed the checksum?
if (_item->_contentChecksumType == checksumType
&& !_item->_contentChecksum.isEmpty()) {
slotComputeTransmissionChecksum(checksumType, _item->_contentChecksum);
return;
}
// Compute the content checksum.
auto computeChecksum = new ComputeChecksum(this);
computeChecksum->setChecksumType(checksumType);
connect(computeChecksum, SIGNAL(done(QByteArray,QByteArray)),
SLOT(slotComputeTransmissionChecksum(QByteArray,QByteArray)));
computeChecksum->start(filePath);
}
void ValidateChecksumHeader::start(const QString& filePath, const QByteArray& checksumHeader)
{
// If the incoming header is empty no validation can happen. Just continue.
if( checksumHeader.isEmpty() ) {
emit validated(QByteArray(), QByteArray());
return;
}
if( !parseChecksumHeader(checksumHeader, &_expectedChecksumType, &_expectedChecksum) ) {
qDebug() << "Checksum header malformed:" << checksumHeader;
emit validationFailed(tr("The checksum header is malformed."));
return;
}
auto calculator = new ComputeChecksum(this);
calculator->setChecksumType(_expectedChecksumType);
connect(calculator, SIGNAL(done(QByteArray,QByteArray)),
SLOT(slotChecksumCalculated(QByteArray,QByteArray)));
calculator->start(filePath);
}
void PropagateUploadFileQNAM::slotComputeContentChecksum()
{
if (_propagator->_abortRequested.fetchAndAddRelaxed(0)) {
return;
}
_propagator->_activeJobList.removeOne(this);
const QString filePath = _propagator->getFilePath(_item->_file);
// remember the modtime before checksumming to be able to detect a file
// change during the checksum calculation
_item->_modtime = FileSystem::getModTime(filePath);
_stopWatch.start();
QByteArray contentChecksumType;
// We currently only do content checksums for the particular .eml case
// This should be done more generally in the future!
if (filePath.endsWith(QLatin1String(".eml"), Qt::CaseInsensitive)) {
contentChecksumType = "MD5";
}
// Maybe the discovery already computed the checksum?
if (_item->_contentChecksumType == contentChecksumType
&& !_item->_contentChecksum.isEmpty()) {
slotComputeTransmissionChecksum(contentChecksumType, _item->_contentChecksum);
return;
}
// Compute the content checksum.
auto computeChecksum = new ComputeChecksum(this);
computeChecksum->setChecksumType(contentChecksumType);
connect(computeChecksum, SIGNAL(done(QByteArray,QByteArray)),
SLOT(slotComputeTransmissionChecksum(QByteArray,QByteArray)));
computeChecksum->start(filePath);
}
