void MediaIndexer::removeInfo(const QList<MediaItem> &mediaList)
{
if (m_state == Running) {
return;
}
if (m_nepomukInited && (mediaList.count() > 0)) {
QString filename = QString("bangarang/%1.jb")
.arg(QDateTime::currentDateTime().toString("yyyyMMddhhmmsszzz"));
QString path = KStandardDirs::locateLocal("data", filename, true);
QFile file(path);
if (!file.open(QIODevice::WriteOnly)) {
return;
}
QTextStream out(&file);
out << "#Count = " << mediaList.count() << "\n";
for (int i = 0; i < mediaList.count(); i++) {
writeRemoveInfo(mediaList.at(i), out);
out << "\n";
}
out << "\n" <<"\n";
file.close();
emit startWriter(QStringList(path));
m_status["description"] = i18n("Starting update...");
m_status["progress"] = 0;
emit updateStatus(m_status);
}
}
void MediaIndexer::updateRating(const QList<MediaItem> &mediaList, int rating)
{
if (!m_nepomukInited) {
return;
}
if (m_writer->state() == QProcess::Starting || m_state == Running) {
return;
}
QString filename = QString("bangarang/%1.jb")
.arg(QDateTime::currentDateTime().toString("yyyyMMddhhmmsszzz"));
QString path = KStandardDirs::locateLocal("data", filename, true);
QFile file(path);
if (!file.open(QIODevice::WriteOnly)) {
return;
}
QTextStream out(&file);
bool validUpdate = false;
for (int i = 0; i < mediaList.count(); i++) {
QString resourceUri = mediaList.at(i).fields["resourceUri"].toString();
if (!resourceUri.isEmpty() && (rating >= 0) && (rating <= 10)) {
out << "[" << resourceUri << "]\n";
out << "rating = " << rating << "\n";
out << "\n" << "\n";
validUpdate = true;
}
}
if (validUpdate) {
emit startWriter(QStringList(path));
}
}
void MediaIndexer::updatePlaybackInfo(const QString &resourceUri, bool incrementPlayCount, const QDateTime &playDateTime)
{
if (m_state == Running) {
return;
}
if (m_nepomukInited && !resourceUri.isEmpty()) {
kDebug() << "Updating playback info...";
QString filename = QString("bangarang/%1.jb")
.arg(QDateTime::currentDateTime().toString("yyyyMMddhhmmsszzz"));
QString path = KStandardDirs::locateLocal("data", filename, true);
QFile file(path);
if (!file.open(QIODevice::WriteOnly)) {
return;
}
QTextStream out(&file);
out << "[" << resourceUri << "]\n";
out << "lastPlayed = " << playDateTime.toString("yyyyMMddhhmmss") << "\n";
if (incrementPlayCount) {
int playCount = 0;
Nepomuk::Resource res(resourceUri);
if (res.exists()) {
playCount = res.property(MediaVocabulary().playCount()).toInt();
}
playCount = playCount + 1;
out << "playCount = " << playCount << "\n";
}
out << "\n" << "\n";
emit startWriter(QStringList(path));
}
}
int TestConcurrentReadWrite(STORAGE::Filesystem *fs) {
for (int i = 0; i < numWriters; ++i) {
std::srand((unsigned int)std::time(NULL) + i);
data[i] = random_string(dataSize);
}
THREADING::ThreadPool pool(numThreads);
std::thread writeThread([&pool, fs] {
for (int i = 0; i < numWriters; ++i) {
pool.enqueue([fs, i] {startWriter(fs, i); });
}
});
std::thread readThread([&pool, fs] {
for (int i = 0; i < numReaders; ++i) {
std::future<bool> ret = pool.enqueue([fs] {return startReader(fs); });
if (!ret.get()) {
failure = true;
break;
}
}
});
readThread.join();
writeThread.join();
return failure;
}
MediaIndexer::MediaIndexer(QObject * parent) : QObject(parent)
{
qRegisterMetaType<QProcess::ExitStatus>("QProcess::ExitStatus");
m_nepomukInited = Utilities::nepomukInited();
m_state = Idle;
m_percent = 0;
m_writer = new KProcess(this);
m_writer->setOutputChannelMode(KProcess::OnlyStdoutChannel);
m_writer->setWorkingDirectory(KStandardDirs::locateLocal("data", "bangarang/", true));
connect(this, SIGNAL(startWriter(QStringList)), this, SLOT(startWriterSlot(QStringList)));
connect(m_writer, SIGNAL(readyReadStandardOutput()), this, SLOT(processWriterOutput()));
connect(m_writer, SIGNAL(started()), this, SIGNAL(started()));
connect(m_writer, SIGNAL(finished(int, QProcess::ExitStatus)), this, SLOT(finished(int, QProcess::ExitStatus)));
connect(m_writer, SIGNAL(error(QProcess::ProcessError)), this, SLOT(error(QProcess::ProcessError)));
}
void MediaIndexer::updateRating(const QString & resourceUri, int rating)
{
if (m_writer->state() == QProcess::Starting || m_state == Running) {
return;
}
if (m_nepomukInited && !resourceUri.isEmpty()
&& (rating >= 0) && (rating <= 10)) {
QString filename = QString("bangarang/%1.jb")
.arg(QDateTime::currentDateTime().toString("yyyyMMddhhmmsszzz"));
QString path = KStandardDirs::locateLocal("data", filename, true);
QFile file(path);
if (!file.open(QIODevice::WriteOnly)) {
return;
}
QTextStream out(&file);
out << "[" << resourceUri << "]\n";
out << "rating = " << rating << "\n";
out << "\n" << "\n";
emit startWriter(QStringList(path));
}
}
void startExcept(const std::string & filepath, const std::set<std::string> & blackList)
{
addCallbackMaskExcept(CallbackMask::Logging, blackList);
startWriter(filepath);
}
void start(const std::string & filepath)
{
addCallbackMask(CallbackMask::Logging);
startWriter(filepath);
}
