Delphi DLL

OneDrive -- Delete a File or Folder

See more OneDrive Examples

Demonstrates how to delete a file, folder, or any DriveItem.

Note: This example requires Chilkat v9.5.0.97 or greater.

Delphi DLL

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, JsonObject, Http;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
json: HCkJsonObject;
http: HCkHttp;
resp: PWideChar;

begin
success := False;

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

// This example uses the OAuth client credentials flow.
// See How to Create an Azure App Registration for OAuth 2.0 Client Credentials

// Use your client ID, client secret, and tenant ID in the following lines
json := CkJsonObject_Create();
CkJsonObject_UpdateString(json,'client_id','2871da2c-8176-4b7f-869b-2311aa82e743');
CkJsonObject_UpdateString(json,'client_secret','2hu9Q~r5QuryUcEkNbg1btLtnfU1VUXzhSCG6brH');
CkJsonObject_UpdateString(json,'scope','https://graph.microsoft.com/.default');
CkJsonObject_UpdateString(json,'token_endpoint','https://login.microsoftonline.com/114d7ed6-71bf-4dbe-a866-748364121bf2/oauth2/v2.0/token');

http := CkHttp_Create();
CkHttp_putAuthToken(http,CkJsonObject__emit(json));

// To delete a file or folder, send a DELETE request like this:
// DELETE /v1.0/users/{user_id}/drive/root:/{item-path}

CkHttp_SetUrlVar(http,'item_path','TestDir/sample.pdf');
CkHttp_SetUrlVar(http,'user_id','4fe732c3-322e-4a6b-b729-2fd1eb5c6104');
resp := CkHttp__quickDeleteStr(http,'https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:/{$item_path}');
if (CkHttp_getLastMethodSuccess(http) <> True) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

// A 204 response (with no response body) indicates success.
if (CkHttp_getLastStatus(http) = 204) then
  begin
    Memo1.Lines.Add('DriveItem deleted.');
  end
else
  begin
    Memo1.Lines.Add('DriveItem not deleted.');
    Memo1.Lines.Add(resp);
  end;

CkJsonObject_Dispose(json);
CkHttp_Dispose(http);

end;