jindal1979 / PortableDownloader

A library for resuming and multi-part/multi-threaded downloads in .NET written in C# and Advanced Portable Download Manager with simple usage

Portable Downloader Manager

A library for resuming and multi-part/multi-threaded downloads in .NET written in C# Advanced Portable Download Manager with simple usage.

The library based on .NET Standard 2.0

Features

• Resume downloads after restart the manager
• Each download is segemented
• Cross-Platform

Limitation

At the moment the server should report the stream size

Nuget

https://www.nuget.org/packages/PortableDownloader/

Single Download Usage

	using var downloader = new Downloader(new DownloaderOptions()
	{ 
		Uri = new Uri("https://abcd.com/file1.zip"), 
		Stream = File.OpenWrite(@"c:\temp\file1.zip")
	});

	downloader.Start().ContinueWith(x =>
	{
		Console.WriteLine("Single File is Downloaded!");
	});

	while (downloader.IsStarted)
		Thread.Sleep(500);

Single Resuming Download Usage

	using var storage = PortableStorage.Providers.FileStorgeProvider.CreateStorage(@"c:\temp", true, null);
	var downloadController = DownloadController.Create(new DownloadControllerOptions()
	{
		Uri = new Uri("https://abcd.com/file1.zip"),
		Storage = storage,
		DownloadPath = "file1"
	});

	downloadController.Start().ContinueWith(x =>
	{
		Console.WriteLine("Single File Downloaded!");
	});

	while (downloadController.IsStarted)
		Thread.Sleep(500);

Download Manager Usage

Start or resuming max 3 downloads simultaneously, each download with 4 parts

	// Create a portable storage
	using var storage = PortableStorage.Providers.FileStorgeProvider.CreateStorage(@"c:\temp", true, null);

	// Create a portable download manager
	var dmOptions = new DownloadManagerOptions() { Storage = storage };
	using var dm = new DownloadManager(dmOptions);

	dm.Add("file1.zip", new Uri("https://abcd.com/file1.zip"));
	dm.Add("file2.zip", new Uri("https://abcd.com/file2.zip"));
	dm.Add("folder/file3.zip", new Uri("https://abcd.com/file3.zip"));
	dm.Add("folder/file4.zip", new Uri("https://abcd.com/file4.zip"));
	dm.Add("folder/file5.zip", new Uri("https://abcd.com/file5.zip"));

	// wait for downloads
	while (!dm.IsIdle)
		Thread.Sleep(500);