void AdBlockSubscription::subscriptionDownloaded()
{
if (m_reply != qobject_cast<FollowRedirectReply*>(sender())) {
return;
}
bool error = false;
const QByteArray response = QString::fromUtf8(m_reply->readAll()).toUtf8();
if (m_reply->error() != QNetworkReply::NoError ||
!response.startsWith(QByteArray("[Adblock")) ||
!saveDownloadedData(response)
) {
error = true;
}
m_reply->deleteLater();
m_reply = 0;
if (error) {
emit subscriptionError(tr("Cannot load subscription!"));
return;
}
loadSubscription(AdBlockManager::instance()->disabledRules());
emit subscriptionUpdated();
}
void AdBlockSubscription::subscriptionDownloaded()
{
if (m_reply != qobject_cast<FollowRedirectReply*>(sender())) {
return;
}
QByteArray response = QString::fromUtf8(m_reply->readAll()).toUtf8();
if (m_reply->error() == QNetworkReply::NoError && response.startsWith("[Adblock")) {
// Prepend subscription info
response.prepend(QString("Title: %1\nUrl: %2\n").arg(title(), url().toString()).toUtf8());
saveDownloadedData(response);
loadSubscription(AdBlockManager::instance()->disabledRules());
emit subscriptionUpdated();
}
m_reply->deleteLater();
m_reply = 0;
}
bool UpdateApplication::createFile()
// ----------------------------------------------------------------------------
// Create the update file
// ----------------------------------------------------------------------------
{
XL_ASSERT(!file);
// Keep the name of the remote file in the URL
QString fileName = QFileInfo(url.path()).fileName();
// Choose folder
#if QT_VERSION >= 0x050000
// Thank you Qt5 for this insanity, just in case we have several ~/Desktop
QString desktop = "";
QStringList desktops = QStandardPaths::standardLocations(
QStandardPaths::DesktopLocation);
if (desktops.size() >= 1)
desktop = desktops[0];
#else
QString desktop = QDesktopServices::storageLocation(QDesktopServices::DesktopLocation);
#endif
QString folder = QFileDialog::getExistingDirectory(NULL,
tr("Select destination folder"),
desktop);
if (!folder.isEmpty())
{
// Set complete filename
QString completeFileName = folder + "/" + fileName;
file = new QFile(completeFileName);
if (file->exists())
{
QString msg = tr("<h3>File exists</h3>");
QString info = tr("<p>The selected folder already contains a file "
"called <b>%1</b>.</p>"
"<p>Save anyway?</p>").arg(fileName);
QMessageBox box(TaoApp->windowWidget());
setBoxMinimumWidth(box, 400);
box.setIcon(QMessageBox::Warning);
box.setWindowTitle(dialogTitle);
box.setText(msg);
box.setInformativeText(info);
box.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
box.setDefaultButton(QMessageBox::No);
if (box.exec() == QMessageBox::No)
{
delete file;
file = NULL;
return false;
}
}
if (!file->open(QIODevice::WriteOnly | QIODevice::Truncate))
{
IFTRACE(update)
debug() << "Could not open file for writing: '"
<< +completeFileName
<< "' error: " << +file->errorString() << "\n";
QString msg = tr("<h3>Write error</h3>");
QString info = tr("<p>The upgrade cannot be saved to <b>%1</b>.</p>")
.arg(fileName);
QString details = file->errorString();
QMessageBox box(TaoApp->windowWidget());
setBoxMinimumWidth(box, 400);
box.setIcon(QMessageBox::Critical);
box.setWindowTitle(dialogTitle);
box.setText(msg);
box.setInformativeText(info);
box.setDetailedText(details);
box.setStandardButtons(QMessageBox::Ok);
box.exec();
delete file;
file = NULL;
return false;
}
IFTRACE(update)
debug() << "Save to: '" << +completeFileName << "'\n";
if (state == Downloaded)
{
// Download completed while user was still choosing file path
saveDownloadedData();
}
return true;
}
return false;
}
void UpdateApplication::downloadFinished()
// ----------------------------------------------------------------------------
// Process downloaded data reply
// ----------------------------------------------------------------------------
{
if (state == NetworkErrorCheck || state == NetworkErrorDownload)
{
QString details = reply->errorString();
reply->abort();
progress->close();
if (state == NetworkErrorDownload || show)
{
QString msg = tr("<h3>Network error</h3>");
QString info = tr("<p>Impossible to obtain update information.</p>"
"<p>Please make sure that you are connected to "
"the Internet and try again.</p>");
QMessageBox box(TaoApp->windowWidget());
setBoxMinimumWidth(box, 400);
box.setIconPixmap(connectionErrorIcon);
box.setWindowTitle(dialogTitle);
box.setText(msg);
box.setInformativeText(info);
box.setDetailedText(details);
box.setStandardButtons(QMessageBox::Ok);
box.exec();
}
return;
}
if (code != 200)
return;
bool updateAvailable = false;
qint64 pid = 0;
QString name;
switch (state)
{
case WaitingForUpdate:
// Save and process the update information we have just received
progress->hide();
XL_ASSERT(!file);
pid = QCoreApplication::applicationPid();
name = QString("tao_update.%1").arg(pid);
file = new QFile(QDir::temp().filePath(name));
if (!file->open(QIODevice::WriteOnly | QIODevice::Truncate))
{
IFTRACE(update)
debug() << "Failed to open: " << +file->fileName() << "\n";
delete file;
file = NULL;
return;
}
file->write(reply->readAll());
file->close();
reply->deleteLater();
reply = NULL;
readIniFile();
file->remove();
delete file;
file = NULL;
setLastChecked(QDateTime::currentDateTime());
// Propose to update if current version is older than the remote one
updateAvailable = (version < remoteVersion) && !url.isEmpty();
IFTRACE(update)
debug() << "Update available: " << updateAvailable
<< " (local " << version << " remote " << remoteVersion
<< ")\n";
if (updateAvailable)
{
bool ok = false;
double min = QSettings().value("AppUpdatePromptMinVersion", -1.0)
.toDouble(&ok);
if (!ok)
min = -1.0;
if (show || remoteVersion > min)
{
if (remoteVersion > min)
{
// Remember that user was prompted to download this
// version. He/she will not be prompted again on application
// startup, unless a newer version exists.
QSettings().setValue("AppUpdatePromptMinVersion",
remoteVersion);
IFTRACE2(update, settings)
debug() << "Saving AppUpdatePromptMinVersion="
<< remoteVersion << "\n";
}
// Show update dialog
QString msg = tr("<h3>Update available</h3>");
QString info = tr("<p>%1 version %2 is available."
" Do you want to download it now?</p>")
.arg(appName()).arg(remoteVer());
QMessageBox box(TaoApp->windowWidget());
setBoxMinimumWidth(box, 400);
box.setIconPixmap(downloadIcon);
box.setWindowTitle(dialogTitle);
box.setText(msg);
box.setInformativeText(info);
if (!description.isEmpty())
box.setDetailedText(description);
box.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
if (box.exec() == QMessageBox::Yes)
{
startDownload();
break;
}
}
else
{
IFTRACE(update)
debug() << "Update available dialog not shown due to "
"AppUpdatePromptMinVersion=" << min << "\n";
}
}
else
{
if (show)
showNoUpdateAvailable();
}
progress->close();
break;
case Downloading:
IFTRACE(update)
debug() << "Download finished\n";
progress->hide();
state = Downloaded;
if (file)
saveDownloadedData();
break;
default:
break;
}
}
