(Delphi ActiveX) List Groups

List all the groups available in an organization, including but not limited to Office 365 Groups.

See https://docs.microsoft.com/en-us/graph/api/group-list?view=graph-rest-1.0 for more information.

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

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

...

procedure TForm1.Button1Click(Sender: TObject);
var
http: TChilkatHttp;
jsonToken: TChilkatJsonObject;
success: Integer;
strResponse: WideString;
json: TChilkatJsonObject;
odataContext: WideString;
i: Integer;
count_i: Integer;
id: WideString;
deletedDateTime: WideString;
classification: WideString;
createdDateTime: WideString;
description: WideString;
displayName: WideString;
mail: WideString;
mailEnabled: Integer;
mailNickname: WideString;
onPremisesLastSyncDateTime: WideString;
onPremisesSecurityIdentifier: WideString;
onPremisesSyncEnabled: WideString;
preferredDataLocation: WideString;
renewedDateTime: WideString;
securityEnabled: Integer;
visibility: WideString;
j: Integer;
count_j: Integer;
strVal: WideString;

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

http := TChilkatHttp.Create(Self);

// Use your previously obtained access token as shown here:
//    Get Microsoft Graph OAuth2 Access Token with Group.ReadWrite.All scope.

jsonToken := TChilkatJsonObject.Create(Self);
success := jsonToken.LoadFile('qa_data/tokens/msGraphGroup.json');
if (success = 0) then
  begin
    Memo1.Lines.Add(jsonToken.LastErrorText);
    Exit;
  end;
http.AuthToken := jsonToken.StringOf('access_token');

// Send a GET request to https://graph.microsoft.com/v1.0/groups?$orderby=displayName
strResponse := http.QuickGetStr('https://graph.microsoft.com/v1.0/groups?$orderby=displayName');
if (http.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

json := TChilkatJsonObject.Create(Self);
json.Load(strResponse);
json.EmitCompact := 0;

if (http.LastStatus <> 200) then
  begin
    Memo1.Lines.Add(json.Emit());
    Memo1.Lines.Add('Failed, response status code = ' + IntToStr(http.LastStatus));
    Exit;
  end;

Memo1.Lines.Add(json.Emit());

// Sample output:
// (See parsing code below..)

// {
//     "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#groups",
//     "value": [
//         {
//             "id": "45b7d2e7-b882-4a80-ba97-10b7a63b8fa4",
//             "deletedDateTime": null,
//             "classification": null,
//             "createdDateTime": "2018-12-22T02:21:05Z",
//             "creationOptions": [],
//             "description": "Self help community for golf",
//             "displayName": "Golf Assist",
//             "groupTypes": [
//                 "Unified"
//             ],
//             "mail": "golfassist@contoso.com",
//             "mailEnabled": true,
//             "mailNickname": "golfassist",
//             "onPremisesLastSyncDateTime": null,
//             "onPremisesSecurityIdentifier": null,
//             "onPremisesSyncEnabled": null,
//             "preferredDataLocation": "CAN",
//             "proxyAddresses": [
//                 "smtp:golfassist@contoso.onmicrosoft.com",
//                 "SMTP:golfassist@contoso.com"
//             ],
//             "renewedDateTime": "2018-12-22T02:21:05Z",
//             "resourceBehaviorOptions": [],
//             "resourceProvisioningOptions": [],
//             "securityEnabled": false,
//             "visibility": "Public",
//             "onPremisesProvisioningErrors": []
//         },
//         {
//             "id": "d7797254-3084-44d0-99c9-a3b5ab149538",
//             "deletedDateTime": null,
//             "classification": null,
//             "createdDateTime": "2018-11-19T20:29:40Z",
//             "creationOptions": [],
//             "description": "Talk about golf",
//             "displayName": "Golf Discussion",
//             "groupTypes": [],
//             "mail": "golftalk@contoso.com",
//             "mailEnabled": true,
//             "mailNickname": "golftalk",
//             "onPremisesLastSyncDateTime": null,
//             "onPremisesSecurityIdentifier": null,
//             "onPremisesSyncEnabled": null,
//             "preferredDataLocation": "CAN",
//             "proxyAddresses": [
//                 "smtp:golftalk@contoso.onmicrosoft.com",
//                 "SMTP:golftalk@contoso.com"
//             ],
//             "renewedDateTime": "2018-11-19T20:29:40Z",
//             "resourceBehaviorOptions": [],
//             "resourceProvisioningOptions": [],
//             "securityEnabled": false,
//             "visibility": null,
//             "onPremisesProvisioningErrors": []
//         }
//     ]
// }
// 
// Use this online tool to generate parsing code from sample JSON: 
// Generate Parsing Code from JSON

odataContext := json.StringOf('"@odata.context"');
i := 0;
count_i := json.SizeOfArray('value');
while i < count_i do
  begin
    json.I := i;
    id := json.StringOf('value[i].id');
    deletedDateTime := json.StringOf('value[i].deletedDateTime');
    classification := json.StringOf('value[i].classification');
    createdDateTime := json.StringOf('value[i].createdDateTime');
    description := json.StringOf('value[i].description');
    displayName := json.StringOf('value[i].displayName');
    mail := json.StringOf('value[i].mail');
    mailEnabled := json.BoolOf('value[i].mailEnabled');
    mailNickname := json.StringOf('value[i].mailNickname');
    onPremisesLastSyncDateTime := json.StringOf('value[i].onPremisesLastSyncDateTime');
    onPremisesSecurityIdentifier := json.StringOf('value[i].onPremisesSecurityIdentifier');
    onPremisesSyncEnabled := json.StringOf('value[i].onPremisesSyncEnabled');
    preferredDataLocation := json.StringOf('value[i].preferredDataLocation');
    renewedDateTime := json.StringOf('value[i].renewedDateTime');
    securityEnabled := json.BoolOf('value[i].securityEnabled');
    visibility := json.StringOf('value[i].visibility');
    j := 0;
    count_j := json.SizeOfArray('value[i].creationOptions');
    while j < count_j do
      begin
        json.J := j;
        // ...
        j := j + 1;
      end;

    j := 0;
    count_j := json.SizeOfArray('value[i].groupTypes');
    while j < count_j do
      begin
        json.J := j;
        strVal := json.StringOf('value[i].groupTypes[j]');
        j := j + 1;
      end;

    j := 0;
    count_j := json.SizeOfArray('value[i].proxyAddresses');
    while j < count_j do
      begin
        json.J := j;
        strVal := json.StringOf('value[i].proxyAddresses[j]');
        j := j + 1;
      end;

    j := 0;
    count_j := json.SizeOfArray('value[i].resourceBehaviorOptions');
    while j < count_j do
      begin
        json.J := j;
        // ...
        j := j + 1;
      end;

    j := 0;
    count_j := json.SizeOfArray('value[i].resourceProvisioningOptions');
    while j < count_j do
      begin
        json.J := j;
        // ...
        j := j + 1;
      end;

    j := 0;
    count_j := json.SizeOfArray('value[i].onPremisesProvisioningErrors');
    while j < count_j do
      begin
        json.J := j;
        // ...
        j := j + 1;
      end;

    i := i + 1;
  end;

Memo1.Lines.Add('Success.');
end;