Method updateFileList

source/ui/data/globalSettings.cpp:637–720

}

void GlobalSettings::updateFileList(BString fileLocation) {
    runInBackgroundThread([fileLocation]() {
        bool changed = false;
        GlobalSettings::filesListDownloading = true;

        for (auto& url : GlobalSettings::fileUrls) {
            BString name = Fs::getFileNameFromPath(url);
            BString path = fileLocation + name;
            BString tmpPath = fileLocation + "tmp.xml";
            unsigned int oldcrc = crc32File(path);
            BString errorMsg;
            GlobalSettings::filesListDownloading = true;
            if (::downloadFile(url, tmpPath, [](U64 bytesCompleted) {
                }, nullptr, errorMsg)) {
                if (Fs::doesNativePathExist(path)) {
                    Fs::deleteNativeFile(path);
                }
                static_cast<void>(::rename(tmpPath.c_str(), path.c_str())); // ignore return result
                unsigned int newcrc = crc32File(path);
                if (newcrc != oldcrc) {
                    changed = true;
                }
            }
            

        }        
        runOnMainUI([changed]() {
            GlobalSettings::loadFileLists();
            GlobalSettings::filesListDownloading = false;
            runInBackgroundThread([changed]() {
                BString errorMsg;

                for (auto& demo : GlobalSettings::getDemos()) {
                    if (demo->iconPath.length()) {
                        int pos = demo->iconPath.lastIndexOf('/');
                        if (pos == -1) {
                            continue; // :TODO: error msg?
                        }
                        if (!Fs::doesNativePathExist(GlobalSettings::getDemoFolder())) {
                            Fs::makeNativeDirs(GlobalSettings::getDemoFolder());
                        }
                        if (!Fs::doesNativePathExist(demo->localIconPath)) {
                            ::downloadFile(demo->iconPath, demo->localIconPath, [](U64 bytesCompleted) {
                                }, nullptr, errorMsg);
                            runOnMainUI([&demo]() {
                                demo->buildIconTexture();
                                return false;
                                });
                        }
                    }
                }
                if (changed) {
                    upgradeAvailable.clear();
                    BString wineLabel;
                    for (auto& ver : GlobalSettings::fileSystemVersions) {
                        for (auto& avail : GlobalSettings::availableFileSystemVersions) {
                            if (ver->name == avail->name && ver->fsVersion != avail->fsVersion) {
                                upgradeAvailable.push_back(avail);