Node.js

SharePoint Rest API using OAuth

See more OAuth2 Examples

Demonstrates how to get an OAuth2 access token for the SharePoint REST API. Node.js

NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

    //  To further clarify, see OAuth 2.0 Authorization Flow

    var oauth2 = new chilkat.OAuth2();

    //  The ListenPort should match the port in your localhost Reply URL of your Azure AD app.
    //  Your Reply URL must be exactly "http://localhost:LISTEN_PORT/"
    //     * Do not use "https"
    //     * Make sure the ending "/" is included.
    //     * You may choose any port number that doesn't collide with anything else.
    oauth2.ListenPort = 3017;

    oauth2.AuthorizationEndpoint = "https://login.microsoftonline.com/TENANT_ID/oauth2/authorize";
    oauth2.TokenEndpoint = "https://login.windows.net/TENANT_ID/oauth2/token?api-version=1.0";

    //  Replace these with actual values.
    //  Use the application ID
    oauth2.ClientId = "CLIENT_ID";
    //  Use the password
    oauth2.ClientSecret = "CLIENT_SECRET";

    oauth2.CodeChallenge = false;

    oauth2.Scope = "openid";
    oauth2.Resource = "https://graph.microsoft.com/";

    oauth2.IncludeNonce = true;
    oauth2.ResponseMode = "form_post";
    oauth2.ResponseType = "id_token+code";

    //  Begin the OAuth2 Authorization code flow.  This returns a URL that should be loaded in a browser.
    var url = oauth2.StartAuth();
    if (oauth2.LastMethodSuccess == false) {
        console.log(oauth2.LastErrorText);
        return;
    }

    console.log("url = " + url);

    //  Launch the default browser on the system and navigate to the url.
    //  The LaunchBrowser method was added in Chilkat v10.1.2.
    success = oauth2.LaunchBrowser(url);
    if (success == false) {
        console.log(oauth2.LastErrorText);
        return;
    }

    //  Wait for the user to approve or deny authorization in the browser.
    var numMsWaited = 0;
    while ((numMsWaited < 90000) && (oauth2.AuthFlowState < 3)) {
        oauth2.SleepMs(100);
        numMsWaited = numMsWaited+100;
    }

    //  If the browser does not respond within the specified time, AuthFlowState will be:
    //  
    //  1: Waiting for Redirect – The OAuth2 background thread is waiting for the browser's redirect request.
    //  2: Waiting for Final Response – The thread is awaiting the final access token response.
    //  In either case, cancel the background task initiated by StartAuth.

    if (oauth2.AuthFlowState < 3) {
        oauth2.Cancel();
        console.log("No response from the browser!");
        return;
    }

    //  Check AuthFlowState to determine if authorization was granted, denied, or failed:
    //  
    //  3: Success – OAuth2 flow completed, the background thread exited, and the successful response is in AccessTokenResponse.
    //  4: Access Denied – OAuth2 flow completed, the background thread exited, and the error response is in AccessTokenResponse.
    //  5: Failure – OAuth2 flow failed before completion, the background thread exited, and error details are in FailureInfo.

    if (oauth2.AuthFlowState == 5) {
        console.log("OAuth2 failed to complete.");
        console.log(oauth2.FailureInfo);
        return;
    }

    if (oauth2.AuthFlowState == 4) {
        console.log("OAuth2 authorization was denied.");
        console.log(oauth2.AccessTokenResponse);
        return;
    }

    if (oauth2.AuthFlowState !== 3) {
        console.log("Unexpected AuthFlowState:" + oauth2.AuthFlowState);
        return;
    }

    console.log("OAuth2 authorization granted!");
    console.log("Access Token = " + oauth2.AccessToken);

}

chilkatExample();