chaturbate greasemonkey script

// ==UserScript==
// @name        cr
// @namespace   someNamefu
// @include     http://chaturbate.com/*
// @include     /^https?://[a-z]+\.chaturbate\.com/.*$/
// @version     1
// @grant       GM_xmlhttpRequest
// @grant       unsafeWindow
// ==/UserScript==
//
// Little userscript to interact with the HasNoName script from chaturbate.com
// Based on snippet posted by malky
//
// TODO:
// - make host variable

var port = 80;
var checkInterval = 5000;


// Don't change this variables
var requestUrl = "";
var params = "";
var btn_auto;
var btn_record;
var div_info;
var recording = false;
var autoRecord = false;
$ = unsafeWindow.$;
window = unsafeWindow;

function createUI(){
    var box = document.createElement('div');
    box.style.position = "absolute";
    box.style.top = 0;
    box.style.left = "50%";
    box.style.border = "dotted 1px";

    btn_auto = document.createElement('input');
    btn_auto.type = "button";
    btn_auto.style.backgroundColor = 'green';
    btn_auto.value = "Start auto recording";
    btn_auto.onclick = triggerAutoRecord

    btn_record = document.createElement('input');
    btn_record.type = "button";
    btn_record.value = 'Record';
    btn_record.style.backgroundColor = 'green';
    btn_record.onclick = triggerRecord;

    div_info = document.createElement('div');
    div_info.style.display = "block";
    div_info.innerHTML = "No player found";
    div_info.style.backgroundColor = 'white';

    box.appendChild(btn_record);
    box.appendChild(btn_auto);
    box.appendChild(div_info);
    document.body.appendChild(box);
}


function isPlayerAvailable(){
    // pretty dirty check but should work. TODO: find a better way
    return $('#movie').attr('data') != undefined && $('.hostmessagelabel').last().parent().contents().last().text() != "  has left the room.";
}

function getPlayerOptions(){
    var raw=$('param[name="FlashVars"]').val().split('&');
    var fv={};
    for(var i in raw){
        var d=raw[i].split('=');
        fv[d[0]] = unescape(d[1]);
    }
    var swfu=$('#movie').attr('data');
    if(swfu){
        swfv = swfu.substring(swfu.indexOf('_')+1,swfu.indexOf('.')).replace('p','.');
        cmd = btoa('-v -r "rtmp://'+fv['address']+'/live-edge" -p "http://'+fv['dom']+'/'+fv['pid']+'" -C S:'+fv['uid']+' -C S:'+fv['pid']+' -C S:'+swfv+' -C S:'+fv['pw']+' -C S:'+fv['rp']+' -T "m9z#$dO0qe34Rxe@sMYxx%%" -y "playpath"');
        return new Array(cmd, fv['pid']);
    }
    return false;
}

function triggerRecord(){
    // we don't care about responses here
    req = document.createElement('img');
    if( recording )
        req.src = "http://localhost:"+port+"/stop/" + params;
    else
        req.src = "http://localhost:"+port+"/record/" + params;
    div_info.innerHTML = (recording?"Stopped":"Started") + " recording";
}
function triggerAutoRecord(){
    if( autoRecord ){
        div_info.innerHTML = 'Stopped auto recording';
        btn_auto.style.backgroundColor = 'green';
        btn_auto.value = "Start auto recording";
        if( recording )
            triggerRecord();
    }else{
        div_info.innerHTML = "Started auto recording";
        btn_auto.style.backgroundColor = 'red';
        btn_auto.value = "Stop auto recording";
    }
    autoRecord = !autoRecord;
}

function checkStatus(cmd, performer){
    if( !isPlayerAvailable() ){
        if( requestUrl ) requestUrl = "";
        div_info.innerHTML = "No player found";
        return false;
    }else if ( ! requestUrl ){
        var pair = getPlayerOptions();
        params = "?performer="+pair[1]+"&cmd="+pair[0];
        requestUrl = "http://localhost:"+port+"/status/" + params;
        div_info.innerHTML = "Player found";
    }else
        div_info.innerHTML = "Update ...";

    // Do the web request with greasemonkey to avoid CrossDomain problems
    // TODO: TOCHECK: Is there something similar in chrome ?
    GM_xmlhttpRequest({
        method: "GET",
        url: requestUrl,
        timeout: 5000,
        onload: function(response) {
            data = JSON.parse(response.responseText);
            if( data[0] ){
                div_info.innerHTML = "Recording since " + data[1] + " seconds";
                btn_record.style.backgroundColor = 'red';
                btn_record.value = "Stop";
                recording = true;
            }else{
                div_info.innerHTML = "Not recording";
                btn_record.style.backgroundColor = 'green';
                btn_record.value = "Record";
                recording = false;
                if( autoRecord )
                    triggerRecord()
            }
        },
        ontimeout: function(response) {
            div_info.innerHTML = "Timed out";
        }
    });

}

// start the main loop
createUI();
window.setInterval(checkStatus, checkInterval);