C# download and upload files rest api

Web; namespace FileHandling. CreateDirectory directory. The method itself is pretty simple, it sets the ContentType and filename in the Response Header and then sends the FileStream back. Do not worry about how this FileStream will be disposed. WCF automatically takes care of it and at the end of the method disposes of it.

The UploadFile is also pretty simple. It takes the following two parameters: path: Path where the uploaded file should be saved stream: Stream represents the Uploaded file. CopyTo has been used. It's time to add the configuration settings for the service. In the Web. Config add the following configuration. This will ensure that the file is streamed to the client.

This will ensure that large files can be transferred as well. Active 1 year, 2 months ago. Viewed 6k times. Response; response.

ClearContent ; response. Clear ; response. TransmitFile Url ; response. Flush ; response. End ; The error thats returned is on the line response. GGesheva GGesheva 2 2 silver badges 11 11 bronze badges. I'm assuming your application is a website?

TransmitFile is to transmit a file to the client from your servers's filesystem, not from an url — Robbe Roels. Yes, that is right, my application is a website. I would say you could load the file from the rest api in memory and pass the stream to your client — Robbe Roels. The jQuery document. Add the file to the Shared Documents folder by using the Add method on the folder's file collection. The array buffer is passed in the body of the POST request. Get the list item that corresponds to the uploaded file by using the ListItemAllFields property of the uploaded file.

The first example uses SP. AppContextSite to make calls across SharePoint domains, like a SharePoint-hosted add-in would do when uploading files to the host web. The second example makes same-domain calls, like a SharePoint-hosted add-in would do when uploading files to the add-in web, or a solution that's running on the server would do when uploading files.

The server side app is an ASP. When an application needs to talk to another system, it is quite common that the application sends data to and receives data from the other system using HttpClient in the back-end. This blog post intends to provide the missing guide. The complete source code is in my GitHub repository. The implementation is lengthy, but the code logic demonstrates several checks to meet the security criteria.

The following code snippet shows the example action method. In the code above, lines 22 to 47 handle the File Disposition, and lines 48 to 65 handle the Form Disposition. When the MultipartReader reads sections in the HTTP request body, the request content is parsed and saved to physical disk file and memory form data.

This API action method finds the file and converts the file to an array of bytes, then returns a FileContentResult with the byte array and metadata. The following code snippet shows an example.