UiPath Studio upload files using VB.NET | Form-data | UiPath in 5 minutes | Ep:7

Cristian_Negulescu · January 21, 2022, 7:52am

cristinegulescu/startUiPathFromSalesforce/blob/master/UploadDownload.txt

// UPLOAD FILE CODE

Dim client2 As HttpClient = New HttpClient()
Dim filebytes As Byte() = File.ReadAllBytes("c:\\yourfile.docx")
Dim urilink As Uri = New Uri("https://yoururl")
Dim request2 As ByteArrayContent = New ByteArrayContent(filebytes)
request2.Headers.ContentType = New MediaTypeHeaderValue("application/octet-stream")
Dim response2 As HttpResponseMessage = client2.PostAsync(urilink, request2).Result
Dim stat As String = response2.StatusCode.ToString

// DOWNLOAD FILE CODE

Dim httpRequest As HttpWebRequest = DirectCast(WebRequest.Create("https://url.pdf"), HttpWebRequest)
httpRequest.Method = WebRequestMethods.Http.Get
Dim httpResponse As HttpWebResponse = DirectCast(httpRequest.GetResponse(), HttpWebResponse)
Dim httpResponseStream As Stream = httpResponse.GetResponseStream()
Dim doc As Byte()
Dim ms As MemoryStream = New MemoryStream()
httpResponseStream.CopyTo(ms)
doc = ms.ToArray()

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github.com

cristinegulescu/startUiPathFromSalesforce/blob/master/FormData.txt

/// Visual Basic and UiPath Code

Dim client As HttpClient = New HttpClient()
client.BaseAddress = New Uri("YOUR URL")
client.DefaultRequestHeaders.Accept.Clear()
client.DefaultRequestHeaders.Accept.Add(New MediaTypeWithQualityHeaderValue("application/vnd.openxmlformats-officedocument.wordprocessingml.document"))
// for BASIC AUTH
Dim byteArray As Byte() = Encoding.ASCII.GetBytes(“username:password”)
client.DefaultRequestHeaders.Authorization = New AuthenticationHeaderValue(“Basic”, Convert.ToBase64String(byteArray))Dim byteArray As Byte() = Encoding.ASCII.GetBytes(“username:password”)        
// for OAUTH2
client.DefaultRequestHeaders.Add("authorization", "Bearer YOUR TOKEN")
Dim request As MultipartFormDataContent = New MultipartFormDataContent()
request.Add(New StringContent("Bad"), "tags")
request.Add(New StringContent("true"), "displayreferencetext")
request.Add(New StringContent("0.63"), "similaritythreshold")
request.Add(New StreamContent(File.OpenRead("C:\\8A.docx")), "file", (New FileInfo("C:\\8A.docx").Name))

Dim response As HttpResponseMessage = client.PostAsync("", request).Result
Dim strm As Stream = response.Content.ReadAsStreamAsync.Result
Dim doc As Byte()

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#uipath #upload #5minutes

john.andre.b.see · March 27, 2023, 9:15am

hi Cristian, thanks for this. I followed the code and setup but im getting not member of errors
System.net.http.headers is already imported, package for System.Net is also added

These are the packages of my project

Cristian_Negulescu · March 27, 2023, 9:41am

No idea Try to restart studio and if still not working build clean project and add just the invoke code to see how he deals with this code.

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