Updater::Updater(const UpdateInformation &information, QObject *parent) : QObject(parent),
m_transfer(NULL),
m_transfersCount(0),
m_transfersSuccessful(true)
{
const QString path(QStandardPaths::writableLocation(QStandardPaths::TempLocation) + QLatin1String("/OtterBrowser/"));
QDir directory(path);
if (!directory.exists())
{
QDir().mkdir(path);
}
else if (directory.entryInfoList(QDir::NoDotAndDotDot | QDir::AllEntries).count() > 0)
{
directory.setNameFilters(QStringList(QLatin1String("*.*")));
directory.setFilter(QDir::Files);
for (int i = 0; i < directory.entryList().count(); ++i)
{
directory.remove(directory.entryList().at(i));
}
}
clearUpdate();
downloadFile(information.scriptUrl, path);
m_transfer = downloadFile(information.fileUrl, path);
m_transfer->setUpdateInterval(500);
connect(m_transfer, SIGNAL(progressChanged(qint64,qint64)), this, SLOT(updateProgress(qint64,qint64)));
}
void Updater::transferFinished()
{
Transfer *transfer = qobject_cast<Transfer*>(sender());
if (transfer)
{
const QString path = transfer->getTarget();
if ((transfer->getState() == Transfer::FinishedState) && QFile::exists(path))
{
if (QFileInfo(path).suffix() == QLatin1String("xml"))
{
QFile file(SessionsManager::getWritableDataPath(QLatin1String("update.txt")));
if (file.open(QIODevice::ReadWrite | QIODevice::Text))
{
QTextStream stream(&file);
stream << path;
file.close();
}
}
}
else
{
Console::addMessage(QCoreApplication::translate("main", "Unable to download update: %1\nError: %2").arg(transfer->getSource().url()).arg(transfer->getState()), OtherMessageCategory, ErrorMessageLevel);
m_transfersSuccessful = false;
}
transfer->deleteLater();
}
else
{
m_transfersSuccessful = false;
}
++m_transfersCount;
if (m_transfersCount == 2)
{
if (!m_transfersSuccessful)
{
clearUpdate();
}
emit finished(m_transfersSuccessful);
deleteLater();
}
}
void Updater::transferFinished()
{
Transfer *transfer(qobject_cast<Transfer*>(sender()));
if (transfer)
{
const QString path(transfer->getTarget());
if ((transfer->getState() == Transfer::FinishedState) && QFile::exists(path))
{
if (QFileInfo(path).suffix() == QLatin1String("xml"))
{
QXmlSchema schema;
if (!schema.load(QUrl::fromLocalFile(SessionsManager::getReadableDataPath(QLatin1String("schemas/update.xsd")))) || !QXmlSchemaValidator(schema).validate(QUrl::fromLocalFile(path)))
{
Console::addMessage(QCoreApplication::translate("main", "Downloaded update script is not valid: %1").arg(path), Console::OtherCategory, Console::ErrorLevel);
m_transfersSuccessful = false;
}
else
{
QFile file(SessionsManager::getWritableDataPath(QLatin1String("update.txt")));
if (file.open(QIODevice::ReadWrite | QIODevice::Text))
{
QTextStream stream(&file);
stream << path;
file.close();
}
}
}
}
else
{
Console::addMessage(QCoreApplication::translate("main", "Unable to download update: %1\nError: %2").arg(transfer->getSource().url()).arg(transfer->getState()), Console::OtherCategory, Console::ErrorLevel);
m_transfersSuccessful = false;
}
transfer->deleteLater();
}
else
{
m_transfersSuccessful = false;
}
++m_transfersCount;
if (m_transfersCount == 2)
{
if (!m_transfersSuccessful)
{
clearUpdate();
}
emit finished(m_transfersSuccessful);
deleteLater();
}
}
