Pascal (Lazarus/Delphi)

Outlook -- Copy Mail Folder and Contents to another Mail Folder

See more Outlook Examples

Copy a mailfolder and its contents to another mailfolder.

This example applies to: Exchange Online | Office 365 | Hotmail.com | Live.com | MSN.com | Outlook.com | Passport.com

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.Http,
  Chilkat.StringBuilder,
  Chilkat.Hashtable,
  Chilkat.HttpResponse,
  Chilkat.JsonObject;

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

procedure RunDemo;
var
  success: Boolean;
  http: THttp;
  htFolderMap: THashtable;
  sbMap: TStringBuilder;
  srcFolderId: string;
  dstFolderId: string;
  jsonRequestBody: TJsonObject;
  resp: THttpResponse;
  jsonResponse: TJsonObject;

begin
  success := False;

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

  http := THttp.Create;

  //  Use your previously obtained access token here:
  http.AuthToken := 'MICROSOFT_GRAPH_ACCESS_TOKEN';

  //  This example will copy /Inbox/abc/subFolderA and its contents to /Inbox/xyz
  //  We'll need the folder ids for both source and destination folders..

  //  Get the folder IDs from the folder map created by this example 
  htFolderMap := THashtable.Create;
  sbMap := TStringBuilder.Create;
  sbMap.LoadFile('qa_data/outlook/folderMap.xml','utf-8');
  htFolderMap.AddFromXmlSb(sbMap);

  //  Get the IDs for the source and destination folders.
  srcFolderId := htFolderMap.LookupStr('/Inbox/abc/subFolderA');
  if (htFolderMap.LastMethodSuccess <> True) then
    begin
      WriteLn('Folder ID not found');
      Exit;
    end;
  dstFolderId := htFolderMap.LookupStr('/Inbox/xyz');
  if (htFolderMap.LastMethodSuccess <> True) then
    begin
      WriteLn('Destination folder ID not found');
      Exit;
    end;

  //  Create a JSON request body with this content:
  //  
  //  		{
  //  		  "DestinationId": "destinationId-value"
  //  		}

  jsonRequestBody := TJsonObject.Create;
  jsonRequestBody.UpdateString('DestinationId',dstFolderId);

  http.SetUrlVar('src_folder_id',srcFolderId);

  //  Copy the source folder to the new location
  resp := THttpResponse.Create;
  success := http.HttpJson('POST','https://graph.microsoft.com/v1.0/me/mailFolders/{$src_folder_id}/copy',jsonRequestBody,'application/json',resp);
  if (success = False) then
    begin
      WriteLn(http.LastErrorText);
      Exit;
    end;

  //  A 201 response indicates success.
  if (resp.StatusCode = 201) then
    begin
      WriteLn('Folder copied.');
    end
  else
    begin
      WriteLn('Response status code = ' + resp.StatusCode);
      WriteLn('Error: Folder not copied.');
    end;

  //  Show the response in both cases..
  jsonResponse := TJsonObject.Create;
  jsonResponse.EmitCompact := False;
  jsonResponse.Load(resp.BodyStr);
  WriteLn(jsonResponse.Emit());

  //  A sample successful JSON response looks like this:

  //  	{
  //  	  "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#mailFolder",
  //  	  "@odata.type": "#microsoft.graph.mailFolder",
  //  	  "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAM6JqMAAAAA=",
  //  	  "displayName": "subFolderA",
  //  	  "parentFolderId": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAL8huwEAAAA=",
  //  	  "childFolderCount": 1,
  //  	  "unreadItemCount": 0,
  //  	  "totalItemCount": 0
  //  	}


  http.Free;
  htFolderMap.Free;
  sbMap.Free;
  jsonRequestBody.Free;
  resp.Free;
  jsonResponse.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.