Sample code for 30+ languages & platforms
Unicode C

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.

Chilkat Unicode C Downloads

Unicode C
#include <C_CkHttpW.h>
#include <C_CkJsonObjectW.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkHttpW http;
    HCkJsonObjectW jsonToken;
    const wchar_t *strResponse;
    HCkJsonObjectW json;
    const wchar_t *odataContext;
    int i;
    int count_i;
    const wchar_t *id;
    const wchar_t *deletedDateTime;
    const wchar_t *classification;
    const wchar_t *createdDateTime;
    const wchar_t *description;
    const wchar_t *displayName;
    const wchar_t *mail;
    BOOL mailEnabled;
    const wchar_t *mailNickname;
    const wchar_t *onPremisesLastSyncDateTime;
    const wchar_t *onPremisesSecurityIdentifier;
    const wchar_t *onPremisesSyncEnabled;
    const wchar_t *preferredDataLocation;
    const wchar_t *renewedDateTime;
    BOOL securityEnabled;
    const wchar_t *visibility;
    int j;
    int count_j;
    const wchar_t *strVal;

    success = FALSE;

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

    http = CkHttpW_Create();

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

    jsonToken = CkJsonObjectW_Create();
    success = CkJsonObjectW_LoadFile(jsonToken,L"qa_data/tokens/msGraphGroup.json");
    if (success == FALSE) {
        wprintf(L"%s\n",CkJsonObjectW_lastErrorText(jsonToken));
        CkHttpW_Dispose(http);
        CkJsonObjectW_Dispose(jsonToken);
        return;
    }

    CkHttpW_putAuthToken(http,CkJsonObjectW_stringOf(jsonToken,L"access_token"));

    //  Send a GET request to https://graph.microsoft.com/v1.0/groups?$orderby=displayName
    strResponse = CkHttpW_quickGetStr(http,L"https://graph.microsoft.com/v1.0/groups?$orderby=displayName");
    if (CkHttpW_getLastMethodSuccess(http) == FALSE) {
        wprintf(L"%s\n",CkHttpW_lastErrorText(http));
        CkHttpW_Dispose(http);
        CkJsonObjectW_Dispose(jsonToken);
        return;
    }

    json = CkJsonObjectW_Create();
    CkJsonObjectW_Load(json,strResponse);
    CkJsonObjectW_putEmitCompact(json,FALSE);

    if (CkHttpW_getLastStatus(http) != 200) {
        wprintf(L"%s\n",CkJsonObjectW_emit(json));
        wprintf(L"Failed, response status code = %d\n",CkHttpW_getLastStatus(http));
        CkHttpW_Dispose(http);
        CkJsonObjectW_Dispose(jsonToken);
        CkJsonObjectW_Dispose(json);
        return;
    }

    wprintf(L"%s\n",CkJsonObjectW_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 = CkJsonObjectW_stringOf(json,L"\"@odata.context\"");
    i = 0;
    count_i = CkJsonObjectW_SizeOfArray(json,L"value");
    while (i < count_i) {
        CkJsonObjectW_putI(json,i);
        id = CkJsonObjectW_stringOf(json,L"value[i].id");
        deletedDateTime = CkJsonObjectW_stringOf(json,L"value[i].deletedDateTime");
        classification = CkJsonObjectW_stringOf(json,L"value[i].classification");
        createdDateTime = CkJsonObjectW_stringOf(json,L"value[i].createdDateTime");
        description = CkJsonObjectW_stringOf(json,L"value[i].description");
        displayName = CkJsonObjectW_stringOf(json,L"value[i].displayName");
        mail = CkJsonObjectW_stringOf(json,L"value[i].mail");
        mailEnabled = CkJsonObjectW_BoolOf(json,L"value[i].mailEnabled");
        mailNickname = CkJsonObjectW_stringOf(json,L"value[i].mailNickname");
        onPremisesLastSyncDateTime = CkJsonObjectW_stringOf(json,L"value[i].onPremisesLastSyncDateTime");
        onPremisesSecurityIdentifier = CkJsonObjectW_stringOf(json,L"value[i].onPremisesSecurityIdentifier");
        onPremisesSyncEnabled = CkJsonObjectW_stringOf(json,L"value[i].onPremisesSyncEnabled");
        preferredDataLocation = CkJsonObjectW_stringOf(json,L"value[i].preferredDataLocation");
        renewedDateTime = CkJsonObjectW_stringOf(json,L"value[i].renewedDateTime");
        securityEnabled = CkJsonObjectW_BoolOf(json,L"value[i].securityEnabled");
        visibility = CkJsonObjectW_stringOf(json,L"value[i].visibility");
        j = 0;
        count_j = CkJsonObjectW_SizeOfArray(json,L"value[i].creationOptions");
        while (j < count_j) {
            CkJsonObjectW_putJ(json,j);
            //  ...
            j = j + 1;
        }

        j = 0;
        count_j = CkJsonObjectW_SizeOfArray(json,L"value[i].groupTypes");
        while (j < count_j) {
            CkJsonObjectW_putJ(json,j);
            strVal = CkJsonObjectW_stringOf(json,L"value[i].groupTypes[j]");
            j = j + 1;
        }

        j = 0;
        count_j = CkJsonObjectW_SizeOfArray(json,L"value[i].proxyAddresses");
        while (j < count_j) {
            CkJsonObjectW_putJ(json,j);
            strVal = CkJsonObjectW_stringOf(json,L"value[i].proxyAddresses[j]");
            j = j + 1;
        }

        j = 0;
        count_j = CkJsonObjectW_SizeOfArray(json,L"value[i].resourceBehaviorOptions");
        while (j < count_j) {
            CkJsonObjectW_putJ(json,j);
            //  ...
            j = j + 1;
        }

        j = 0;
        count_j = CkJsonObjectW_SizeOfArray(json,L"value[i].resourceProvisioningOptions");
        while (j < count_j) {
            CkJsonObjectW_putJ(json,j);
            //  ...
            j = j + 1;
        }

        j = 0;
        count_j = CkJsonObjectW_SizeOfArray(json,L"value[i].onPremisesProvisioningErrors");
        while (j < count_j) {
            CkJsonObjectW_putJ(json,j);
            //  ...
            j = j + 1;
        }

        i = i + 1;
    }

    wprintf(L"Success.\n");


    CkHttpW_Dispose(http);
    CkJsonObjectW_Dispose(jsonToken);
    CkJsonObjectW_Dispose(json);

    }