Pascal (Lazarus/Delphi)

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.

Pascal (Lazarus/Delphi)

program ChilkatDemo;

// Demonstrates using the Chilkat Pascal wrapper via the C bridge DLL.
// Builds as a console application under Lazarus (FPC) or Delphi.

{$IFDEF FPC}
  {$MODE DELPHI}
{$ENDIF}
{$APPTYPE CONSOLE}

uses
  {$IFDEF UNIX}
  cthreads,
  {$ENDIF}
  SysUtils,
  CkDllLoader,
  Chilkat.JsonObject,
  Chilkat.Http;

// ---------------------------------------------------------------------------

procedure RunDemo;
var
  success: Boolean;
  json: TJsonObject;
  http: THttp;
  resp: string;

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 := TJsonObject.Create;
  json.UpdateString('client_id','2871da2c-8176-4b7f-869b-2311aa82e743');
  json.UpdateString('client_secret','2hu9Q~r5QuryUcEkNbg1btLtnfU1VUXzhSCG6brH');
  json.UpdateString('scope','https://graph.microsoft.com/.default');
  json.UpdateString('token_endpoint','https://login.microsoftonline.com/114d7ed6-71bf-4dbe-a866-748364121bf2/oauth2/v2.0/token');

  http := THttp.Create;
  http.AuthToken := json.Emit();

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

  http.SetUrlVar('item_path','TestDir/sample.pdf');
  http.SetUrlVar('user_id','4fe732c3-322e-4a6b-b729-2fd1eb5c6104');
  resp := http.QuickDeleteStr('https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:/{$item_path}');
  if (http.LastMethodSuccess <> True) then
    begin
      WriteLn(http.LastErrorText);
      Exit;
    end;

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


  json.Free;
  http.Free;

end;

// ---------------------------------------------------------------------------

begin

  try
    RunDemo;
  except
    on E: Exception do
      WriteLn('Unhandled exception: ', E.ClassName, ': ', E.Message);
  end;

  WriteLn;
  {$IFDEF MSWINDOWS}
  WriteLn('Press Enter to exit...');
  ReadLn;
  {$ENDIF}
end.