Visual Basic 6.0

Delete All Files

See more Google Drive Examples

Permanently deletes all files owned by the user without moving it to the trash.

This example works by first getting a list of all fileIds, and then iterating over the list to delete each file.

See Google Drive Files delete for more information.

Visual Basic 6.0

Dim success As Long
success = 0

success = 1

' 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 scope.

Dim gAuth As New ChilkatAuthGoogle
gAuth.AccessToken = "GOOGLE-DRIVE-ACCESS-TOKEN"

Dim rest As New ChilkatRest

' Connect using TLS.
Dim bAutoReconnect As Long
bAutoReconnect = 1
success = rest.Connect("www.googleapis.com",443,1,bAutoReconnect)

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

' Get 10 results per page for testing.  (The default page size is 100, with a max of 1000.
success = rest.AddQueryParam("pageSize","10")

Dim json As New ChilkatJsonObject
Dim i As Long
Dim numFiles As Long

' Send the request for the 1st page.
Dim jsonResponse As String
jsonResponse = rest.FullRequestNoBody("GET","/drive/v3/files")

Dim pageNumber As Long
pageNumber = 1
Dim pageToken As String
Dim bContinueLoop As Long
bContinueLoop = rest.LastMethodSuccess And (rest.ResponseStatusCode = 200)

Dim fileId As String
Dim saFileIds As New CkStringArray

Do While bContinueLoop = 1

    Debug.Print "---- Page " & pageNumber & " ----"
    success = json.Load(jsonResponse)

    numFiles = json.SizeOfArray("files")
    i = 0
    Do While i < numFiles
        json.I = i
        fileId = json.StringOf("files[i].id")
        Debug.Print "name: " & json.StringOf("files[i].name")
        Debug.Print "id: " & fileId
        success = saFileIds.Append(fileId)
        i = i + 1
    Loop

    ' Get the next page of files.
    ' If the "nextPageToken" is present in the JSON response, then use it in the "pageToken" parameter
    ' for the next request.   If no "nextPageToken" was present, then this was the last page of files.
    pageToken = json.StringOf("nextPageToken")
    bContinueLoop = 0
    Dim bHasMorePages As Long
    bHasMorePages = json.LastMethodSuccess
    If (bHasMorePages = 1) Then
        success = rest.ClearAllQueryParams()
        success = rest.AddQueryParam("pageSize","10")
        success = rest.AddQueryParam("pageToken",pageToken)
        jsonResponse = rest.FullRequestNoBody("GET","/drive/v3/files")
        bContinueLoop = rest.LastMethodSuccess And (rest.ResponseStatusCode = 200)
        pageNumber = pageNumber + 1
    End If

Loop

' Before actually deleting, check for errors...
If (rest.LastMethodSuccess <> 1) 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

' OK, we have the full list of files.  Delete each..
Dim sbPath As New ChilkatStringBuilder
numFiles = saFileIds.Count
i = 0
Do While i < numFiles
    fileId = saFileIds.GetString(i)

    success = rest.ClearAllQueryParams()

    sbPath.Clear 
    success = sbPath.Append("/drive/v3/files/")
    success = sbPath.Append(fileId)

    jsonResponse = rest.FullRequestNoBody("DELETE",sbPath.GetAsString())
    If (rest.LastMethodSuccess <> 1) Then
        Debug.Print rest.LastErrorText
        Exit Sub
    End If

    ' A successful response will have a status code equal to 204 and the response body is empty.
    ' (If not successful, then there should be a JSON response body with information..)
    If (rest.ResponseStatusCode <> 204) 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

    i = i + 1
    Debug.Print i & ": Deleted " & fileId
Loop

Debug.Print "All Files Deleted."