(Unicode C++) Microsoft Graph -- List Users

See more Microsoft Graph Examples

Retrieve a list of Microsoft Graph user objects.

For more information, see https://docs.microsoft.com/en-us/graph/api/user-list?view=graph-rest-1.0&tabs=http

Chilkat C/C++ Library Downloads
MS Visual C/C++ Linux/CentOS C/C++ Alpine Linux C/C++ MAC OS X C/C++	armhf/aarch64 C/C++ C++ Builder iOS C/C++ Android C/C++	Solaris C/C++ MinGW C/C++

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

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

    // 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";
    CkHttpResponseW *resp = http.PostUrlEncoded(url,req);
    if (http.get_LastMethodSuccess() != true) {
        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());
    delete resp;

    // -----------------------------------------------------
    // 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;

    bool success = http.QuickGetSb(L"https://graph.microsoft.com/v1.0/users",sbResponse);
    if (success != true) {
        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;
    }
    }