void worker_DoWork(object sender, DoWorkEventArgs e)
{
Node_Common node = e.Argument as Node_Common;
DownloaderInfo info = new DownloaderInfo(m_worker, e, null);
node.ParsePage(info);
}
private void DownloadWorker_DoWork(object sender, DoWorkEventArgs workArgs)
{
errorFolders.Clear();
errorSongs.Clear();
List <Node_Common> downloadNodes = new List <Node_Common>();
foreach (Node_Common node in (workArgs.Argument as ObservableCollection <Node_Common>))
{
downloadNodes.Add(node);
}
downloadNodes.Reverse();
if (m_downloadWorker.CancellationPending)
{
workArgs.Cancel = true;
return;
}
ReportProgressPrimary("Starting downloads.", 0);
Stack <Node_Common> nodesToProcess = new Stack <Node_Common>();
foreach (Node_Common node in downloadNodes)
{
if (m_downloadWorker.CancellationPending)
{
workArgs.Cancel = true;
return;
}
m_logger.Addtext("Got download node - " + node.Name + " (" + node.URL + ")\n");
nodesToProcess.Push(node);
}
if (m_downloadWorker.CancellationPending)
{
workArgs.Cancel = true;
return;
}
double count = 0;
double total = nodesToProcess.Count;
while (nodesToProcess.Count > 0)
{
Node_Common node = nodesToProcess.Pop();
if (m_downloadWorker.CancellationPending)
{
workArgs.Cancel = true;
return;
}
if ((node.NodeType == Node_Common.Type.T_SONG) && (node.IsParsed))
{
Node_Song song = node as Node_Song;
m_logger.Addtext("Downloading song - " + song.Name + " (" + song.Mp3Path + ")\n");
ReportProgressPrimary("Downloading Song - " + song.Name, 10 + ((count / total) * 90));
count++;
try
{
DownloaderInfo info = new DownloaderInfo(m_downloadWorker, workArgs, ReportProgressSecondary);
song.Download(m_destinationPath, info);
RemoveNodeFromUIList(song);
}
catch (Exception exp)
{
AddFailureNode(song, exp.Message);
continue;
}
}
else
{
m_logger.Addtext("Processing subnodes of - " + node.Name + "\n");
ReportProgressPrimary("Gathering song list - " + node.Name, 10 + ((count / total) * 90));
count++;
try
{
DownloaderInfo info = new DownloaderInfo(m_downloadWorker, workArgs, ReportProgressSecondary);
node.ParsePage(info);
RemoveNodeFromUIList(node);
}
catch (Exception exp)
{
AddFailureNode(node, exp.Message);
continue;
}
if (node.NodeType == Node_Common.Type.T_DIR)
{
List <Node_Common> subNodes = new List <Node_Common>();
foreach (Node_Common subnode in (node as Node_Directory).Children)
{
if (m_downloadWorker.CancellationPending)
{
workArgs.Cancel = true;
return;
}
m_logger.Addtext("Added subnode for download - " + subnode.Name + " (" + subnode.URL + ")\n");
subNodes.Add(subnode);
}
subNodes.Reverse();
foreach (Node_Common subnode in subNodes)
{
nodesToProcess.Push(subnode);
AddNodeToUIList(subnode);
}
total += subNodes.Count;
}
else if (node.NodeType == Node_Common.Type.T_SONG)
{
m_logger.Addtext("Added song for download - " + node.Name + " (" + (node as Node_Song).Mp3Path + ")\n");
nodesToProcess.Push(node);
AddNodeToUIList(node);
total++;
}
}
}
ReportProgressPrimary("Done downloading songs.", 100);
workArgs.Result = true;
}