Node.js

Group: Refresh OAuth2 Access Token

See more Microsoft Group Examples

Refreshes an expired or non-expired OAuth2 access token for the Microsoft Group REST API. Node.js

NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

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

    var json = new chilkat.JsonObject();
    success = json.LoadFile("qa_data/tokens/msGraphGroup.json");
    if (success !== true) {
        return;
    }

    var req = new chilkat.HttpRequest();
    req.AddParam("grant_type","refresh_token");
    req.AddParam("redirect_uri","http://localhost:3017/");
    req.AddParam("client_id","MICROSOFT-GRAPH-CLIENT-ID");
    req.AddParam("client_secret","MICROSOFT-GRAPH-CLIENT-SECRET");
    req.AddParam("refresh_token",json.StringOf("refresh_token"));
    req.AddParam("scope","openid profile offline_access user.readwrite group.readwrite.all files.readwrite");

    var http = new chilkat.Http();

    req.HttpVerb = "POST";
    req.ContentType = "application/x-www-form-urlencoded";

    var resp = new chilkat.HttpResponse();
    success = http.HttpReq("https://login.microsoftonline.com/common/oauth2/v2.0/token",req,resp);
    if (success == false) {
        console.log(http.LastErrorText);
        return;
    }

    // Load the JSON response.
    json.Load(resp.BodyStr);
    json.EmitCompact = false;

    // Show the JSON response.
    console.log(json.Emit());

    console.log("Response status code: " + resp.StatusCode);

    // If the response status code is not 200, then it's an error.
    if (resp.StatusCode !== 200) {
        return;
    }

    // Save the refreshed access token JSON to a file for future requests.
    var fac = new chilkat.FileAccess();
    fac.WriteEntireTextFile("qa_data/tokens/msGraphGroup.json",json.Emit(),"utf-8",false);

    console.log("Success.");

}

chilkatExample();