Delphi DLL

List Groups

See more Microsoft Group Examples

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.

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;
http: HCkHttp;
jsonToken: HCkJsonObject;
strResponse: PWideChar;
json: HCkJsonObject;
odataContext: PWideChar;
i: Integer;
count_i: Integer;
id: PWideChar;
deletedDateTime: PWideChar;
classification: PWideChar;
createdDateTime: PWideChar;
description: PWideChar;
displayName: PWideChar;
mail: PWideChar;
mailEnabled: Boolean;
mailNickname: PWideChar;
onPremisesLastSyncDateTime: PWideChar;
onPremisesSecurityIdentifier: PWideChar;
onPremisesSyncEnabled: PWideChar;
preferredDataLocation: PWideChar;
renewedDateTime: PWideChar;
securityEnabled: Boolean;
visibility: PWideChar;
j: Integer;
count_j: Integer;
strVal: PWideChar;

begin
success := False;

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

http := CkHttp_Create();

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

jsonToken := CkJsonObject_Create();
success := CkJsonObject_LoadFile(jsonToken,'qa_data/tokens/msGraphGroup.json');
if (success = False) then
  begin
    Memo1.Lines.Add(CkJsonObject__lastErrorText(jsonToken));
    Exit;
  end;
CkHttp_putAuthToken(http,CkJsonObject__stringOf(jsonToken,'access_token'));

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

json := CkJsonObject_Create();
CkJsonObject_Load(json,strResponse);
CkJsonObject_putEmitCompact(json,False);

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

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

// 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 := CkJsonObject__stringOf(json,'"@odata.context"');
i := 0;
count_i := CkJsonObject_SizeOfArray(json,'value');
while i < count_i do
  begin
    CkJsonObject_putI(json,i);
    id := CkJsonObject__stringOf(json,'value[i].id');
    deletedDateTime := CkJsonObject__stringOf(json,'value[i].deletedDateTime');
    classification := CkJsonObject__stringOf(json,'value[i].classification');
    createdDateTime := CkJsonObject__stringOf(json,'value[i].createdDateTime');
    description := CkJsonObject__stringOf(json,'value[i].description');
    displayName := CkJsonObject__stringOf(json,'value[i].displayName');
    mail := CkJsonObject__stringOf(json,'value[i].mail');
    mailEnabled := CkJsonObject_BoolOf(json,'value[i].mailEnabled');
    mailNickname := CkJsonObject__stringOf(json,'value[i].mailNickname');
    onPremisesLastSyncDateTime := CkJsonObject__stringOf(json,'value[i].onPremisesLastSyncDateTime');
    onPremisesSecurityIdentifier := CkJsonObject__stringOf(json,'value[i].onPremisesSecurityIdentifier');
    onPremisesSyncEnabled := CkJsonObject__stringOf(json,'value[i].onPremisesSyncEnabled');
    preferredDataLocation := CkJsonObject__stringOf(json,'value[i].preferredDataLocation');
    renewedDateTime := CkJsonObject__stringOf(json,'value[i].renewedDateTime');
    securityEnabled := CkJsonObject_BoolOf(json,'value[i].securityEnabled');
    visibility := CkJsonObject__stringOf(json,'value[i].visibility');
    j := 0;
    count_j := CkJsonObject_SizeOfArray(json,'value[i].creationOptions');
    while j < count_j do
      begin
        CkJsonObject_putJ(json,j);
        // ...
        j := j + 1;
      end;

    j := 0;
    count_j := CkJsonObject_SizeOfArray(json,'value[i].groupTypes');
    while j < count_j do
      begin
        CkJsonObject_putJ(json,j);
        strVal := CkJsonObject__stringOf(json,'value[i].groupTypes[j]');
        j := j + 1;
      end;

    j := 0;
    count_j := CkJsonObject_SizeOfArray(json,'value[i].proxyAddresses');
    while j < count_j do
      begin
        CkJsonObject_putJ(json,j);
        strVal := CkJsonObject__stringOf(json,'value[i].proxyAddresses[j]');
        j := j + 1;
      end;

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

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

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

    i := i + 1;
  end;

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

CkHttp_Dispose(http);
CkJsonObject_Dispose(jsonToken);
CkJsonObject_Dispose(json);

end;