Delphi ActiveX Requires Chilkat v11.0.0+

OneDrive -- Create a New Folder

See more OneDrive Examples

Demonstrates how to create a new folder. Delphi ActiveX

var
success: Integer;
json: TChilkatJsonObject;
http: TChilkatHttp;
respStr: WideString;
jsonReqBody: TChilkatJsonObject;
jObj: TChilkatJsonObject;
url: WideString;
resp: TChilkatHttpResponse;

begin
success := 0;

//  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 := TChilkatJsonObject.Create(Self);
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 := TChilkatHttp.Create(Self);
http.AuthToken := json.Emit();

//  To create a new folder, send a POST request like this:
//  POST /users/{user-id}/drive/items/{parent-item-id}/children

//  We first need to get the item-id for the folder where the new folder will be created.
//  This example will create a new folder named "abc" within /TestDir,
//  so we need the item-id for /TestDir.
http.SetUrlVar('dir_path','/TestDir');
http.SetUrlVar('user_id','4fe732c3-322e-4a6b-b729-2fd1eb5c6104');
respStr := http.QuickGetStr('https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:{$dir_path}');
if (http.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

json.Load(respStr);
if (http.LastStatus <> 200) then
  begin
    Memo1.Lines.Add('Failed to get parent folder item id, status code = ' + IntToStr(http.LastStatus));
    Exit;
  end;

//  The HTTP request body should contain JSON like this:

//  	{
//  	  "name": "abc",
//  	  "folder": { }
//  	}

jsonReqBody := TChilkatJsonObject.Create(Self);
jsonReqBody.AppendString('name','abc');

jObj := TChilkatJsonObject.Create(Self);
jsonReqBody.AppendObject2('folder',jObj.ControlInterface);
Memo1.Lines.Add('JSON body:');
Memo1.Lines.Add(jsonReqBody.Emit());

//  Set the URL var for the next request which will create the new folder.
http.SetUrlVar('parent_item_id',json.StringOf('id'));

url := 'https://graph.microsoft.com/v1.0/users/{$user_id}/drive/items/{$parent_item_id}/children';
resp := TChilkatHttpResponse.Create(Self);
success := http.HttpJson('POST',url,jsonReqBody.ControlInterface,'application/json',resp.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

json.Load(resp.BodyStr);
Memo1.Lines.Add('Response:');
Memo1.Lines.Add(json.Emit());

//  A 201 response indicates success.
if (resp.StatusCode <> 201) then
  begin
    Memo1.Lines.Add('Failed to create folder.');
    Memo1.Lines.Add('Response status code = ' + IntToStr(resp.StatusCode));
  end
else
  begin
    Memo1.Lines.Add('Successfully created folder.');
  end;

//  A successful response:

//  	{
//  	  "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('me')/drive/items('3A33FCEB9B74CC15%214862')/children/$entity",
//  	  "createdBy": {
//  	    "application": {
//  	      "displayName": "Chilkat",
//  	      "id": "441c9990"
//  	    },
//  	    "user": {
//  	      "displayName": "Matt Smith",
//  	      "id": "3a33fceb9b74cc15"
//  	    }
//  	  },
//  	  "createdDateTime": "2017-06-04T16:02:22.203Z",
//  	  "cTag": "adDozQTMzRkNFQjlCNzRDQzE1ITQ4NzAuNjM2MzIxODg5NDIyMDMwMDAw",
//  	  "eTag": "aM0EzM0ZDRUI5Qjc0Q0MxNSE0ODcwLjA",
//  	  "id": "3A33FCEB9B74CC15!4870",
//  	  "lastModifiedBy": {
//  	    "application": {
//  	      "displayName": "Chilkat",
//  	      "id": "441c9990"
//  	    },
//  	    "user": {
//  	      "displayName": "Matt Smith",
//  	      "id": "3a33fceb9b74cc15"
//  	    }
//  	  },
//  	  "lastModifiedDateTime": "2017-06-04T16:02:22.203Z",
//  	  "name": "abc",
//  	  "parentReference": {
//  	    "driveId": "3a33fceb9b74cc15",
//  	    "id": "3A33FCEB9B74CC15!4862",
//  	    "name": "someFolder",
//  	    "path": "/drive/root:/someFolder"
//  	  },
//  	  "size": 0,
//  	  "webUrl": "https://1drv.ms/f/s!ABXMdJvr_DM6pgY",
//  	  "fileSystemInfo": {
//  	    "createdDateTime": "2017-06-04T16:02:22.203Z",
//  	    "lastModifiedDateTime": "2017-06-04T16:02:22.203Z"
//  	  },
//  	  "folder": {
//  	    "childCount": 0
//  	  }
//  	}
//  
//  	Successfully created folder.