Pandora Script

(function() {
    var pageSize = 100;
    var webname = location.pathname.split("/").pop(); // Seems to be a variation of the username, can be retrieved from the URL
    var totalThumbs = parseInt(document.querySelector(".ProfileNav__count").textContent.replace(/[^0-9]/g, ""), 10);

    var allThumbs = [];

    // Step one, obtain the AuthToken and CsrfToken which will allow us to make requests to the Pandora API.
    var authToken = undefined;
    var csrfToken = undefined;

    var originalSetRequestHeader = XMLHttpRequest.prototype.setRequestHeader;
    XMLHttpRequest.prototype.setRequestHeader = function(name, value) { // If I had more time maybe I wouldn't need to use this hook
        if(name === "X-AuthToken") {
            authToken = value;
        }
        if(name === "X-CsrfToken") {
            csrfToken = value;
        }
        originalSetRequestHeader.apply(this, arguments);
        if(authToken && csrfToken) { // We've got them both, let's get a move on
            XMLHttpRequest.prototype.setRequestHeader = originalSetRequestHeader; // Deregister our hook...
            fetchPage(0); // ...and get to work
        }
    };
    window.scrollTo(0,document.body.scrollHeight); // Scroll to the bottom of the page to trigger a load so we can hook the event

    // Step two, make the necessary requests
    function fetchPage(pageNumber) {
        var req = new XMLHttpRequest();
        req.open('POST', "/api/v1/station/getFeedback", true);
        req.setRequestHeader("Content-Type", "application/json"); // Pandora API rejects requests without this content type set
        req.setRequestHeader("X-AuthToken", authToken);
        req.setRequestHeader("X-CsrfToken", csrfToken);
        req.onreadystatechange = function() {
            if(req.readyState == XMLHttpRequest.DONE && req.status == 200) {
                var data = JSON.parse(req.responseText);
                allThumbs = allThumbs.concat(data.feedback);
                console.log(allThumbs.length, "/", totalThumbs);
                if(allThumbs.length < totalThumbs && data.feedback.length > 0) {
                    fetchPage(pageNumber+1);
                } else {
                    finalize();
                }
            }
        };
        req.send(JSON.stringify({
            pageSize: pageSize,
            startIndex: pageNumber * pageSize,
            webname: webname
        }));
    }

    // Step three, compile the output
    function finalize() {
        var string = "Artist\tAlbum\tSong\tStation\tThumb Direction\tAmazon Link\tiTunes Link\tDisc Number\tTrack Number\tDuration (Seconds)";
        for(var i = 0; i < allThumbs.length; i++) {
            var thumb = allThumbs[i];
            string += "\n" +
                thumb.artistName.replace(/\t/g, "    ").replace(/\n|\r/g, "") + "\t" +
                thumb.albumTitle.replace(/\t/g, "    ").replace(/\n|\r/g, "") + "\t" +
                thumb.songTitle.replace(/\t/g, "    ").replace(/\n|\r/g, "") + "\t" +
                thumb.stationName.replace(/\t/g, "    ").replace(/\n|\r/g, "") + "\t" +
                (thumb.isPositive ? "up" : "down") + "\t" +
                thumb.amazonUrl + "\t" +
                thumb.itunesUrl + "\t" +
                thumb.discNum + "\t" +
                thumb.trackNum + "\t" +
                thumb.trackLength;
        }
        console.log(string);
    }
})();