Boilerplate for PIN based auth

Gist

    var config = {
        consumerKey: "YOUR-K3Y",
        consumerSecret: "YOUR-53CRET",

        requestTokenUrl: "https://api.example.com/oauth/request_token",
        authorizationUrl: "https://api.example.com/oauth/authorize",
        accessTokenUrl: "https://api.example.com/oauth/access_token"
    };
    var oauth = new OAuth(config);

    oauth.fetchRequestToken(openAuthoriseWindow, failureHandler);

    function openAuthoriseWindow(url)
    {
        var wnd = window.open(url, 'authorise');
        setTimeout(waitForPin, 100);

        function waitForPin()
        {
            if (wnd.closed)
            {
                var pin = prompt("Please enter your PIN", "");
                oauth.setVerifier(pin);
                oauth.fetchAccessToken(getSomeData, failureHandler);
            }
            else
            {
                setTimeout(waitForPin, 100);
            }
        }
    }

    function getSomeData()
    {
        oauth.get("https://api.example.com/oauth/something/?format=json", function (data) {
            console.log(data.text);
        }, failureHandler);
    }

    function failureHandler(data)
    {
        console.error(data);
    }