(Lianja) Create Folder

In the Drive API, a folder is essentially a file — one identified by the special folder MIME type application/vnd.google-apps.folder

See Google Drive Files: create for more details.

Also See Working with Folders for more details.

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// Creating a folder is technically an upload of a 0-length file
// having a MIME type of "application/vnd.google-apps.folder"

llSuccess = .T.

// 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.

loGAuth = createobject("CkAuthGoogle")
loGAuth.AccessToken = "GOOGLE-DRIVE-ACCESS-TOKEN"

loRest = createobject("CkRest")

// Connect using TLS.
llBAutoReconnect = .T.
llSuccess = loRest.Connect("www.googleapis.com",443,.T.,llBAutoReconnect)

// Provide the authentication credentials (i.e. the access token)
loRest.SetAuthGoogle(loGAuth)

// A multipart upload to Google Drive needs a multipart/related Content-Type
loRest.AddHeader("Content-Type","multipart/related")

// Specify each part of the request.

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

loJson = createobject("CkJsonObject")
loJson.AppendString("name","testFolder")
loJson.AppendString("description","A folder to contain test files.")
loJson.AppendString("mimeType","application/vnd.google-apps.folder")
loRest.SetMultipartBodyString(loJson.Emit())

// The 2nd part would be the file content.
// Since this is a folder, skip the 2nd part entirely and go straight to the upload..

lcJsonResponse = loRest.FullRequestMultipart("POST","/upload/drive/v3/files?uploadType=multipart")
if (loRest.LastMethodSuccess <> .T.) then
    ? loRest.LastErrorText
    release loGAuth
    release loRest
    release loJson
    return
endif

// A successful response will have a status code equal to 200.
if (loRest.ResponseStatusCode <> 200) then
    ? "response status code = " + str(loRest.ResponseStatusCode)
    ? "response status text = " + loRest.ResponseStatusText
    ? "response header: " + loRest.ResponseHeader
    ? "response JSON: " + lcJsonResponse
    release loGAuth
    release loRest
    release loJson
    return
endif

// Show the JSON response.
loJson.Load(lcJsonResponse)

// Show the full JSON response.
loJson.EmitCompact = .F.
? loJson.Emit()

// A successful response looks like this:
// {
//   "kind": "drive#file",
//   "id": "0B53Q6OSTWYolY2tPU1BnYW02T2c",
//   "name": "testFolder",
//   "mimeType": "application/vnd.google-apps.folder"
// }

// Get the fileId:
? "fileId: " + loJson.StringOf("id")


release loGAuth
release loRest
release loJson