//radiobutton source changed
private void radioButtonSource_CheckedChanged(object sender, EventArgs e)
{
listBoxInhalt.DataSource = GetDaysListingPerSource().Where((entry) => WithinDateRange(entry)).ToList();
LocalStore.TickOffListboxFileItems("listBoxInhalt", Helper.UserSettings().ExtraFolder);
Helper.ListBoxClearAndScrollToBottom(listBoxInhalt);
buttonDayDataDownload.Enabled = listBoxInhalt.Items.Count > 0;
}
private void ShowDataOnHand(bool forceLocal)
{
if (!forceLocal)
{
//decide whether to use local inahlt file or download a fresh one from the internet
var whichSource = groupBoxSource.Controls.OfType <RadioButton>().FirstOrDefault(n => n.Checked);
if (whichSource.Text.Equals("internet") && (textBoxUsername.Text.Length == 0 || textBoxPassword.Text.Length == 0))
{
MessageBox.Show("Please enter both username and password.", "Credentials Needed");
return;
}
listBoxInhalt.DataSource = GetDaysListingPerSource().Where((entry) => WithinDateRange(entry)).ToList();
}
else
{
//use local inhalt file otherwise
listBoxInhalt.DataSource = LocalStore.GetDataDaysListing().Where((entry) => WithinDateRange(entry)).ToList();
}
var numFilesTicked = LocalStore.TickOffListboxFileItems("listBoxInhalt", Helper.UserSettings().ExtraFolder);
Helper.ListBoxClearAndScrollToBottom(listBoxInhalt);
buttonDayDataDownload.Enabled = listBoxInhalt.Items.Count > 0;
labelDatafilesCount.Text = $"{numFilesTicked} files local";
}
internal static void DownloadFromStack(ConcurrentStack <String> cs, String userName, String passWord)
{
var appUserSettings = Helper.UserSettings();
var url = appUserSettings.SharesUrl; //eg = "http://www.bsb-software.de/rese/";
string item;
if (cs.Count > 0 && cs.TryPop(out item))
{
//NOTE, there may be a leading 'tick' at the beginning of item
//make sure to not let it mess up the file name!
Match m = Regex.Match(item, @"(\d{4}_\d{2}_\d{2}.TXT) (\d+) ");
if (m.Success)
{
string targetFile = m.Groups[1].Value;
Int64 targetFileReportedSize = Convert.ToInt64(m.Groups[2].Value);
var webResource = url + $"/{targetFile}";
var webClient = new WebClient();
webClient.Credentials = new NetworkCredential(userName, passWord);
var localFilename = appUserSettings.ExtraFolder + @"\" + targetFile;
var fileInfo = new FileInfo(localFilename);
if (!File.Exists(localFilename) || (fileInfo.Length < targetFileReportedSize))
{
try
{
var downloadTask = webClient.DownloadFileTaskAsync(webResource, localFilename);
var awaiter = downloadTask.GetAwaiter();
awaiter.OnCompleted(() =>
{
Helper.Log("Info", $"{targetFile} downloaded.");
Helper.DecrementProgressCountdown("progressBarDownload", "labelBusyDownload");
var totalFiles = 0;
if (Helper.MarkListboxItem("listBoxInhalt", item, out totalFiles) == 0)
{
Helper.Status($"Done. {totalFiles} files downloaded.");
}
//go get another (even if stack is empty, since we want to exit down below)
DownloadFromStack(cs, userName, passWord);
});
}
catch (Exception e)
{
Helper.LogStatus("Error", $"Exception: {e.Message}");
Helper.Log("Error", "Download terminated early.");
cs.Clear();
MessageBox.Show(e.Message, "An error ocurred - download will end early.", MessageBoxButtons.OK);
cs.Clear();
}
}
else
{
Helper.Log("Warn", $"{targetFile} exists, skipping file.");
Helper.DecrementProgressCountdown("progressBarDownload", "labelBusyDownload");
var totalFiles = 0;
Helper.MarkListboxItem("listBoxInhalt", item, out totalFiles);
//go get another (even if stack is empty, since we want to exit down below)
DownloadFromStack(cs, userName, passWord);
}
}
else
{
Helper.LogStatus("Warn", $"skipping malformed entry {item}");
Helper.DecrementProgressCountdown("progressBarDownload", "labelBusyDownload");
//go get another (even if stack is empty, since we want to exit down below)
DownloadFromStack(cs, userName, passWord);
}
}
else
{
if (cs.Count == 0)
{
//exit route... for each concurrent task
Helper.Log("Info", $"Exiting DownloadFromStack. NumDownloadTasksActive={NumDownloadTasksActive}");
NumDownloadTasksActive--;
if (NumDownloadTasksActive == 0)
{
LocalStore.TickOffListboxFileItems("listBoxInhalt", appUserSettings.ExtraFolder);
Helper.HoldWhileDownloadingDayData(false);
}
}
}
}