ASP.NET Core Read File From wwwroot in Controller

October 08 2020 by Admin

In this article, we will explain how to read files from wwwroot in controller with an example and sample code.

In this article, we will explain how to read files from wwwroot in controller with an example and sample code. In this example, we have created name of the ProductList folder in the project, getting a list of files from the ProductList folder.

Required Namespaces

you will need to use the following namespaces.

using Microsoft.AspNetCore.Hosting;

using System.IO;

Index.cshtml

We have provided html code below.

@model List<WebApplication1.Models.FileList>

Layout = null;

}

<!DOCTYPE html>

<html>

<head>

<title>ASP.NET Core Read File From wwwroot in Controller</title>

</head>

<body>

<div>

<tr>

</tr>

@foreach (var pic in Model)

{

<tr>

<td>@pic.PicsID</td>

<td>@pic.PicsName</td>

<td>@Html.ActionLink("Download", "DownloadFile", new { Name = pic.PicsName })</td>

</tr>

}

</table>

</div>

</body>

</html>

Model

public class FileList

{

public int PicsID { get; set; }

public string PicsName { get; set; }

}

HomeController

public class HomeController : Controller

{

private IHostingEnvironment hostingEnv;

public HomeController(IHostingEnvironment env)

{

this.hostingEnv = env;

}

public IActionResult Index()

{

string FilePath = Path.Combine(hostingEnv.WebRootPath, "ProductList");

string[] filePaths = Directory.GetFiles(FilePath);

List<FileList> PicsList = new List<FileList>();

int i = 1;

foreach (string filePath in filePaths)

{

PicsList.Add(new FileList

{

PicsID = i++,

PicsName = Path.GetFileName(filePath)

});

}

return View(PicsList);

}

public FileResult DownloadFile(string Name)

{

string FilePath = Path.Combine(hostingEnv.WebRootPath, "ProductList");

string FileNameWithPath = Path.Combine(FilePath, Name);

byte[] bytes = System.IO.File.ReadAllBytes(FileNameWithPath);

return File(bytes, "application/octet-stream", Name);

}

Screenshot

asp.net core read file from wwwroot in controller

Files

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