Unicode C++

Microsoft Graph -- List Users

See more Microsoft Graph Examples

Retrieve a list of Microsoft Graph user objects. Unicode C++

#include <CkHttpW.h>
#include <CkHttpRequestW.h>
#include <CkHttpResponseW.h>
#include <CkJsonObjectW.h>
#include <CkStringBuilderW.h>

void ChilkatSample(void)
    {
    bool success = false;

    //  ------------------------------------------------------------------------------------------------------
    //  See an easier way to do OAuth2 client credentials:
    //  Example using Automatic OAuth2 Client Credentials
    //  ------------------------------------------------------------------------------------------------------

    //  Get an access token with the required scope using client credentials...
    //  See How to Create Microsoft Graph App (in Azure Portal) for Client Credentials Authentication
    CkHttpW http;
    CkHttpRequestW req;
    req.AddParam(L"client_secret",L"CLIENT_SECRET");
    req.AddParam(L"client_id",L"CLIENT_ID");
    req.AddParam(L"scope",L"https://graph.microsoft.com/.default");
    req.AddParam(L"grant_type",L"client_credentials");

    //  Use your own tenant ID, for example 4d8fdd66-66d1-43b0-ae5c-e31b4b7de5cd
    const wchar_t *url = L"https://login.microsoftonline.com/TENANT_ID/oauth2/v2.0/token";

    req.put_HttpVerb(L"POST");
    req.put_ContentType(L"application/x-www-form-urlencoded");

    CkHttpResponseW resp;
    success = http.HttpReq(url,req,resp);
    if (success == false) {
        wprintf(L"%s\n",http.lastErrorText());
        return;
    }

    int statusCode = resp.get_StatusCode();
    wprintf(L"Response status code = %d\n",statusCode);

    CkJsonObjectW json;
    json.Load(resp.bodyStr());

    //  -----------------------------------------------------
    //  Use the access token obtained from above.
    //  Note: We don't need to re-fetch a new access token every time.  An access token is valid 
    //  for some amount of time, typically an hour (3600 seconds)

    //  Use your previously obtained access token here:
    http.put_AuthToken(json.stringOf(L"access_token"));

    wprintf(L"access token: %s\n",http.authToken());

    CkStringBuilderW sbResponse;

    success = http.QuickGetSb(L"https://graph.microsoft.com/v1.0/users",sbResponse);
    if (success == false) {
        wprintf(L"%s\n",http.lastErrorText());
        return;
    }

    json.LoadSb(sbResponse);
    json.put_EmitCompact(false);

    wprintf(L"Status code = %d\n",http.get_LastStatus());
    if (http.get_LastStatus() != 200) {
        wprintf(L"%s\n",json.emit());
        wprintf(L"Failed.\n");
    }

    wprintf(L"%s\n",json.emit());

    //  Sample output
    //  {
    //    "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users",
    //    "value": [
    //      {
    //        "@odata.id": "https://graph.microsoft.com/v2/6d8ddd66-68d1-43b0-af5c-e31b4b7dd5cd/directoryObjects/fca490d8-5918-4201-8079-c5dcbeafcdc9/Microsoft.DirectoryServices.User",
    //        "businessPhones": [
    //        ],
    //        "displayName": "Joe Sample",
    //        "givenName": "Joe",
    //        "jobTitle": null,
    //        "mail": null,
    //        "mobilePhone": null,
    //        "officeLocation": null,
    //        "preferredLanguage": null,
    //        "surname": "Sample",
    //        "userPrincipalName": "admin_chilkatsoft.com#EXT#@adminchilkatsoft.onmicrosoft.com",
    //        "id": "fca490d8-5918-4201-8079-c5dcbeafcdc9"
    //      }
    //    ]
    //  }

    //  Use this online tool to generate parsing code from sample JSON: 
    //  Generate Parsing Code from JSON

    const wchar_t *odata_id = 0;
    const wchar_t *displayName = 0;
    const wchar_t *givenName = 0;
    const wchar_t *jobTitle = 0;
    const wchar_t *mail = 0;
    const wchar_t *mobilePhone = 0;
    const wchar_t *officeLocation = 0;
    const wchar_t *preferredLanguage = 0;
    const wchar_t *surname = 0;
    const wchar_t *userPrincipalName = 0;
    const wchar_t *id = 0;
    int j;
    int count_j;

    const wchar_t *odata_context = json.stringOf(L"\"@odata.context\"");
    int i = 0;
    int count_i = json.SizeOfArray(L"value");
    while (i < count_i) {
        json.put_I(i);
        odata_id = json.stringOf(L"value[i].\"@odata.id\"");
        displayName = json.stringOf(L"value[i].displayName");
        givenName = json.stringOf(L"value[i].givenName");
        jobTitle = json.stringOf(L"value[i].jobTitle");
        mail = json.stringOf(L"value[i].mail");
        mobilePhone = json.stringOf(L"value[i].mobilePhone");
        officeLocation = json.stringOf(L"value[i].officeLocation");
        preferredLanguage = json.stringOf(L"value[i].preferredLanguage");
        surname = json.stringOf(L"value[i].surname");
        userPrincipalName = json.stringOf(L"value[i].userPrincipalName");
        id = json.stringOf(L"value[i].id");
        j = 0;
        count_j = json.SizeOfArray(L"value[i].businessPhones");
        while (j < count_j) {
            json.put_J(j);
            j = j + 1;
        }

        i = i + 1;
    }
    }