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(Excel) Upload Application Specific Data

Uploads a text file (application specific data) where the contents of the file are contained in a string variable.

Download Excel Class Modules

Chilkat Excel Class Modules

success = True

' It requires the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

' This example uses a previously obtained access token having permission for the 
' Google Drive application specific data scope.
Dim jsonToken As Chilkat.JsonObject
Set jsonToken = Chilkat.NewJsonObject
success = jsonToken.LoadFile("qa_data/tokens/googleDriveAppData.json")

Dim gAuth As Chilkat.AuthGoogle
Set gAuth = Chilkat.NewAuthGoogle
gAuth.AccessToken = jsonToken.StringOf("access_token")

Dim rest As Chilkat.Rest
Set rest = Chilkat.NewRest

' Connect using TLS.

bAutoReconnect = True
success = rest.Connect("www.googleapis.com",443,True,bAutoReconnect)

' Provide the authentication credentials (i.e. the access token)
Dim success As Boolean
success = rest.SetAuthGoogle(gAuth)

' A multipart upload to Google Drive needs a multipart/related Content-Type
success = rest.AddHeader("Content-Type","multipart/related")

' Specify each part of the request.

' The 1st part is JSON with information about the file.
rest.PartSelector = "1"
success = rest.AddHeader("Content-Type","application/json; charset=UTF-8")

Dim json As Chilkat.JsonObject
Set json = Chilkat.NewJsonObject
json.EmitCompact = False

success = json.UpdateString("name","helloWorld.txt")
success = json.UpdateString("description","A simple text file that says Hello World.")
success = json.UpdateString("mimeType","text/plain")
' Specifiy the application-specific data folder.
success = json.UpdateString("parents[0]","appDataFolder")
success = rest.SetMultipartBodyString(json.Emit())

Debug.Print json.Emit()

' The JSON looks like this:
' {
'   "name": "helloWorld.txt",
'   "description": "A simple text file that says Hello World.",
'   "mimeType": "text/plain",
'   "parents": [
'     "appDataFolder"
'   ]
' }

' The 2nd part is the file content.
' In this case, we'll upload a simple text file containing "Hello World!"
rest.PartSelector = "2"
success = rest.AddHeader("Content-Type","text/plain")


fileContents = "Hello World!"
success = rest.SetMultipartBodyString(fileContents)


jsonResponse = rest.FullRequestMultipart("POST","/upload/drive/v3/files?uploadType=multipart")
If (rest.LastMethodSuccess <> True) Then
    Debug.Print rest.LastErrorText
    Exit Sub
End If

' A successful response will have a status code equal to 200.
If (rest.ResponseStatusCode <> 200) Then
    Debug.Print "response status code = "; rest.ResponseStatusCode
    Debug.Print "response status text = "; rest.ResponseStatusText
    Debug.Print "response header: "; rest.ResponseHeader
    Debug.Print "response JSON: "; jsonResponse
    Exit Sub
End If

' Show the JSON response.
success = json.Load(jsonResponse)

' Show the full JSON response.
json.EmitCompact = False
Debug.Print json.Emit()

' A successful response looks like this:
' {
'   "kind": "drive#file",
'   "id": "0B53Q6OSTWYoldmJ0Z3ZqT2x5MFk",
'   "name": "Untitled",
'   "mimeType": "text/plain"
' }

' Get the fileId:
Debug.Print "fileId: "; json.StringOf("id")

 

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