Mvc 4 download file action

Fortunately, its easy to write code to upload and download files using asp. We create an individual action link by iterating the model for all the images. Now rightclick on the index action then select add a view. Net mvc3 provides an easy to use abstraction for downloading files in an asp. I have a public actionresult downloadclientfunction within a controller which generates a setup and returns it to the client. Net mvc provides action filters for executing filtering logic either before or after an action method is called. Net mvc 4 5 uploading and downloading a file using wcf restful service with asp. Mlm software binary sourcecode our mlm software contains a comprehensive set of tools required to manage and organize mlm accounts. What is the best approach to request a file for download and when the server response the file to give a user some information or redirect the user to an other page.

Net mvc 4 provides a model view controller mvc framework for developing web applications using visual studio 2010 sp1 or visual web developer 2010 sp1. In the actionlink we specify downloadfile as the action method. To start, we need a view and controller pair to upload a file. This article explains how to upload a file to a server in asp. It also defines content type which is mime type defined content header. The fileresult action that comes out of box with asp. It not only looks like the simplest and cleanest solution, but also like what i imagine the mvc razor designers had in mind when they designed the api.

Writing a custom file download action result for asp. Image 3 in downloadfileinformation use the following code. Beginform helper and pass in the following arguments, in the following order for this particular overload signature action method name. This information is required by the browser to decide how to handle file. The download action method accepts id fileid from the view and queries the files list returned from the getfiles method.

Getmimemappingstring filename to get the mimetype for your file. Net mvc 4 is a framework for developing highly testable. In this application i explain how to download files from a directory in mvc 4. This article provides a sample showing how to download files from a directory in mvc 4. Actionlink in the razor view to build the download url, so i much prefer it over the accepted answer. So, the purpose of posting this tip is to help the naive programmer like me to get the solution in the easiest way.

After querying the list of files, it retrieve the file path. Image 1 image 2 now, rightclick on the model folder then select add new item add a new class. This is the same html and mvc code that you already know. Uploading and downloading files are common functions youll see in most websites and apps.