(Xojo Plugin) Delete All Files

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.

Chilkat Xojo Plugin Download Xojo Plugin for Windows, Linux, Mac OS X, and ARM, ARM64

Dim success As Boolean
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 scope.

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

Dim rest As New Chilkat.Rest

// Connect using TLS.
Dim bAutoReconnect As Boolean
bAutoReconnect = True
success = rest.Connect("www.googleapis.com",443,True,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 Chilkat.JsonObject
Dim i As Int32
Dim numFiles As Int32

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

Dim pageNumber As Int32
pageNumber = 1
Dim pageToken As String
Dim bContinueLoop As Boolean
bContinueLoop = rest.LastMethodSuccess And (rest.ResponseStatusCode = 200)

Dim fileId As String
Dim saFileIds As New Chilkat.StringArray

While bContinueLoop = True

    System.DebugLog("---- Page " + Str(pageNumber) + " ----")
    success = json.Load(jsonResponse)

    numFiles = json.SizeOfArray("files")
    i = 0
    While i < numFiles
        json.I = i
        fileId = json.StringOf("files[i].id")
        System.DebugLog("name: " + json.StringOf("files[i].name"))
        System.DebugLog("id: " + fileId)
        success = saFileIds.Append(fileId)
        i = i + 1
    Wend

    // 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 = False
    Dim bHasMorePages As Boolean
    bHasMorePages = json.LastMethodSuccess
    If (bHasMorePages = True) 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

Wend

// Before actually deleting, check for errors...
If (rest.LastMethodSuccess <> True) Then
    System.DebugLog(rest.LastErrorText)
    Return
End If

// A successful response will have a status code equal to 200.
If (rest.ResponseStatusCode <> 200) Then
    System.DebugLog("response status code = " + Str(rest.ResponseStatusCode))
    System.DebugLog("response status text = " + rest.ResponseStatusText)
    System.DebugLog("response header: " + rest.ResponseHeader)
    System.DebugLog("response JSON: " + jsonResponse)
    Return
End If

// OK, we have the full list of files.  Delete each..
Dim sbPath As New Chilkat.StringBuilder
numFiles = saFileIds.Count
i = 0
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 <> True) Then
        System.DebugLog(rest.LastErrorText)
        Return
    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
        System.DebugLog("response status code = " + Str(rest.ResponseStatusCode))
        System.DebugLog("response status text = " + rest.ResponseStatusText)
        System.DebugLog("response header: " + rest.ResponseHeader)
        System.DebugLog("response JSON: " + jsonResponse)
        Return
    End If

    i = i + 1
    System.DebugLog(Str(i) + ": Deleted " + fileId)
Wend

System.DebugLog("All Files Deleted.")