aspnetcore/test/WebSites/FilesWebSite/Controllers/DownloadFilesController.cs

67 lines
2.2 KiB
C#

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System.IO;
using System.Text;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Mvc;
namespace FilesWebSite
{
public class DownloadFilesController : Controller
{
private readonly IHostingEnvironment _hostingEnvironment;
public DownloadFilesController(IHostingEnvironment hostingEnvironment)
{
_hostingEnvironment = hostingEnvironment;
}
public IActionResult DownloadFromDisk()
{
var path = Path.Combine(_hostingEnvironment.ContentRootPath, "sample.txt");
return PhysicalFile(path, "text/plain");
}
public IActionResult DownloadFromDiskWithFileName()
{
var path = Path.Combine(_hostingEnvironment.ContentRootPath, "sample.txt");
return PhysicalFile(path, "text/plain", "downloadName.txt");
}
public IActionResult DownloadFromStream()
{
var stream = new MemoryStream();
var writer = new StreamWriter(stream);
writer.Write("This is sample text from a stream");
writer.Flush();
stream.Seek(0, SeekOrigin.Begin);
return File(stream, "text/plain");
}
public IActionResult DownloadFromStreamWithFileName()
{
var stream = new MemoryStream();
var writer = new StreamWriter(stream);
writer.Write("This is sample text from a stream");
writer.Flush();
stream.Seek(0, SeekOrigin.Begin);
return File(stream, "text/plain", "downloadName.txt");
}
public IActionResult DownloadFromBinaryData()
{
var data = Encoding.UTF8.GetBytes("This is a sample text from a binary array");
return File(data, "text/plain");
}
public IActionResult DownloadFromBinaryDataWithFileName()
{
var data = Encoding.UTF8.GetBytes("This is a sample text from a binary array");
return File(data, "text/plain", "downloadName.txt");
}
}
}