/// <summary>
/// Downloader handle event
/// </summary>
/// <param name="downloader">Downloader</param>
public static void DownloaderEvent(ref Downloader downloader)
{
// Downloader info received event
downloader.InfoReceived += (object sender, EventArgs e) =>
{
((Downloader)sender).ReGenerateURL = true;
MainWindow.DownloadListChangeItems(((Downloader)sender).fs_id, ((Downloader)sender).FileSize / 1048576L, 0L, 0d, 0d, ((Downloader)sender).Left, ((Downloader)sender).State);
};
// Downloader ending event
downloader.Ending += (object sender, EventArgs e) =>
{
MainWindow.DownloadListChangeItems(((Downloader)sender).fs_id, ((Downloader)sender).FileSize / 1048576L, ((Downloader)sender).Transfered / 1048576L, 100d, 0d, TimeSpan.FromMilliseconds(0d), ((Downloader)sender).State);
};
// Downloader data received event
downloader.DataReceived += (object sender, DownloaderEventArgs e) => {
if (e.Downloader.Progress - e.Downloader.PreProgress > 1d)
{
MainWindow.DownloadListChangeItems(e.Downloader.fs_id, e.Downloader.FileSize / 1048576L, e.Downloader.Transfered / 1048576L, Math.Round(e.Downloader.Progress, 1), Math.Round(e.Downloader.Rate / 1000d, 1), e.Downloader.Left, e.Downloader.State);
e.Downloader.PreProgress = e.Downloader.Progress;
GetDownloadInfo();
}
};
// Downloader state changed event
downloader.StateChanged += (object sender, EventArgs e) => {
MainWindow.DownloadListChangeItems(((Downloader)sender).fs_id, ((Downloader)sender).FileSize / 1048576L, ((Downloader)sender).Transfered / 1048576L, Math.Round(((Downloader)sender).Progress, 1), Math.Round(((Downloader)sender).Rate / 1000d, 1), ((Downloader)sender).Left, ((Downloader)sender).State);
MainWindow.persistedListExtension.Save(MainWindow.persistedListExtension.SaveFromStateChange);
};
// Downloader segment failed event
downloader.SegmentFailed += async(object sender, SegmentEventArgs e) =>
{
if (((Downloader)sender).ReGenerateURL)
{
((Downloader)sender).ReGenerateURL = false;
e.Downloader.ResourceLocation = ResourceLocation.FromURL(await BDC.DownloadURLAsync(((Downloader)sender).BaiduCloudPath));
ResourceLocation[] mirrors = new ResourceLocation[2] {
ResourceLocation.FromURL(await BDC.DownloadURLAsync(((Downloader)sender).BaiduCloudPath)),
ResourceLocation.FromURL(await BDC.DownloadURLAsync(((Downloader)sender).BaiduCloudPath))
};
e.Downloader.Mirrors = mirrors.ToList();
}
};
}
/// <summary>
/// Download file use multi segments
/// </summary>
/// <param name="fs_id">fs_id</param>
/// <param name="remoteFile">Download URL</param>
/// <param name="localFile">Local save path</param>
/// <param name="remotePath">path</param>
public static void DownloadFileSegment(ulong fs_id, string remoteFile, string localFile, string remotePath = null)
{
Init();
// If remoteFile not a url, get the download url
string URL;
if (remoteFile.Contains("http://") || remoteFile.Contains("https://"))
{
URL = remoteFile;
}
else
{
URL = BDC.DownloadURL(remoteFile);
}
// Instance downloader
Downloader downloader = DownloadManager.Instance.Add(
ResourceLocation.FromURL(URL),
new ResourceLocation[] { },
localFile,
Convert.ToInt32(Setting.DownloadSegment),
true,
fs_id);
downloader.BaiduCloudPath = remotePath;
DownloaderEvent(ref downloader);
//double lastProgress = 0d;
//bool forOnce = true;
//// Downloader info received event
//downloader.InfoReceived += (object sender, EventArgs e) =>
//{
// forOnce = true;
// MainWindow.DownloadListChangeItems(fs_id, ((Downloader)sender).FileSize / 1048576L, 0L, 0d, 0d);
//};
//// Downloader ending event
//downloader.Ending += (object sender, EventArgs e) =>
//{
// MainWindow.DownloadListChangeItems(fs_id, ((Downloader)sender).FileSize / 1048576L, ((Downloader)sender).Transfered / 1048576L, 100d, 0d);
//};
//// Downloader data received event
//downloader.DataReceived += (object sender, DownloaderEventArgs e) => {
// if (e.Downloader.Progress - lastProgress > 1d)
// {
// MainWindow.DownloadListChangeItems(fs_id, e.Downloader.FileSize / 1048576L, e.Downloader.Transfered / 1048576L, Math.Round(e.Downloader.Progress, 1), Math.Round(e.Downloader.Rate / 1000d, 1));
// lastProgress = e.Downloader.Progress;
// GetDownloadInfo();
// }
//};
//// Downloader state changed event
//downloader.StateChanged += (object sender, EventArgs e) => {
// MainWindow.DownloadListChangeItems(fs_id, ((Downloader)sender).FileSize / 1048576L, ((Downloader)sender).Transfered / 1048576L, Math.Round(((Downloader)sender).Progress, 1), Math.Round(((Downloader)sender).Rate / 1000d, 1));
//};
//// Downloader segment failed event
//downloader.SegmentFailed += async(object sender, SegmentEventArgs e) =>
//{
// if (forOnce)
// {
// forOnce = false;
// e.Downloader.ResourceLocation = ResourceLocation.FromURL(await BDC.DownloadURLAsync(remotePath));
// ResourceLocation[] mirrors = new ResourceLocation[2] { ResourceLocation.FromURL(await BDC.DownloadURLAsync(remotePath)) ,
// ResourceLocation.FromURL(await BDC.DownloadURLAsync(remotePath)) };
// e.Downloader.Mirrors = mirrors.ToList();
// }
//};
}
/// <summary>
/// Async get download url use remoteFile
/// </summary>
/// <param name="remoteFile">Remote full file path</param>
/// <returns>string URL</returns>
public static Task <string> DownloadURLAsync(string remoteFile)
{
return(Task.Factory.StartNew(() => {
return BDC.DownloadURL(remoteFile);
}));
}
