void PictureLoader::picDownloadFinished(QNetworkReply *reply)
{
if (reply->error()) {
qDebug() << "Download failed:" << reply->errorString();
}
int statusCode = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
if (statusCode == 301 || statusCode == 302) {
QUrl redirectUrl = reply->attribute(QNetworkRequest::RedirectionTargetAttribute).toUrl();
QNetworkRequest req(redirectUrl);
qDebug() << "following redirect:" << cardBeingDownloaded.getCard()->getName() << "Url:" << req.url();
networkManager->get(req);
return;
}
const QByteArray &picData = reply->peek(reply->size()); //peek is used to keep the data in the buffer for use by QImageReader
if(imageIsBlackListed(picData))
{
qDebug() << "Picture downloaded, but blacklisted, will consider it as not found";
picDownloadFailed();
reply->deleteLater();
startNextPicDownload();
return;
}
QImage testImage;
QImageReader imgReader;
imgReader.setDecideFormatFromContent(true);
imgReader.setDevice(reply);
QString extension = "." + imgReader.format(); //the format is determined prior to reading the QImageReader data into a QImage object, as that wipes the QImageReader buffer
if (extension == ".jpeg")
extension = ".jpg";
if (imgReader.read(&testImage)) {
QString setName = cardBeingDownloaded.getSetName();
if(!setName.isEmpty())
{
if (!QDir().mkpath(picsPath + "/downloadedPics/" + setName)) {
qDebug() << picsPath + "/downloadedPics/" + setName + " could not be created.";
return;
}
QFile newPic(picsPath + "/downloadedPics/" + setName + "/" + cardBeingDownloaded.getCard()->getCorrectedName() + extension);
if (!newPic.open(QIODevice::WriteOnly))
return;
newPic.write(picData);
newPic.close();
}
imageLoaded(cardBeingDownloaded.getCard(), testImage);
} else {
picDownloadFailed();
}
reply->deleteLater();
startNextPicDownload();
}
void PictureLoader::picDownloadFinished(QNetworkReply *reply)
{
QString picsPath = _picsPath;
if (reply->error()) {
qDebug() << "Download failed:" << reply->errorString();
}
const QByteArray &picData = reply->peek(reply->size()); //peek is used to keep the data in the buffer for use by QImageReader
QImage testImage;
QImageReader imgReader;
imgReader.setDecideFormatFromContent(true);
imgReader.setDevice(reply);
QString extension = "." + imgReader.format(); //the format is determined prior to reading the QImageReader data into a QImage object, as that wipes the QImageReader buffer
if (extension == ".jpeg")
extension = ".jpg";
if (imgReader.read(&testImage)) {
QString setName = cardBeingDownloaded.getSetName();
if(!setName.isEmpty())
{
if (!QDir().mkpath(picsPath + "/downloadedPics/" + setName)) {
qDebug() << picsPath + "/downloadedPics/" + setName + " could not be created.";
return;
}
QFile newPic(picsPath + "/downloadedPics/" + setName + "/" + cardBeingDownloaded.getCard()->getCorrectedName() + extension);
if (!newPic.open(QIODevice::WriteOnly))
return;
newPic.write(picData);
newPic.close();
}
emit imageLoaded(cardBeingDownloaded.getCard(), testImage);
} else if (cardBeingDownloaded.getHq()) {
qDebug() << "HQ: received invalid picture. URL:" << reply->request().url();
cardBeingDownloaded.setHq(false);
cardsToDownload.prepend(cardBeingDownloaded);
} else {
qDebug() << "LQ: received invalid picture. URL:" << reply->request().url();
if (cardBeingDownloaded.nextSet()) {
cardBeingDownloaded.setHq(true);
mutex.lock();
loadQueue.prepend(cardBeingDownloaded);
mutex.unlock();
emit startLoadQueue();
} else
emit imageLoaded(cardBeingDownloaded.getCard(), QImage());
}
reply->deleteLater();
startNextPicDownload();
}
void ImgViewer::goToPic(int whichPic) {
assert(whichPic >= 0 && whichPic < size);
enableAllButtons();
currPixIndex = whichPic;
// This will not ImgViewer correctly in case size==1
// Correct prev/next img buttons
if(currPixIndex == 0) {
ui->prevBut->setEnabled(false);
} else if(currPixIndex == size-1) {
ui->nextBut->setEnabled(false);
}
newPic(currPixIndex);
ui->slider->setValue(currPixIndex);
}
