try to take over the world!
// ==UserScript==
// @name LocalIpOverlay
// @namespace *
// @version 0.2
// @description try to take over the world!
// @author You
// @match htt*://*/*
// @grant none
// ==/UserScript==
(function () {
'use strict';
function getUserIP(onNewIP) { // onNewIp - your listener function for new IPs
//compatibility for firefox and chrome
var myPeerConnection = window.RTCPeerConnection || window.mozRTCPeerConnection || window.webkitRTCPeerConnection;
var pc = new myPeerConnection({
iceServers: []
}),
noop = function () { },
localIPs = {},
ipRegex = /([0-9]{1,3}(\.[0-9]{1,3}){3}|[a-f0-9]{1,4}(:[a-f0-9]{1,4}){7})/g,
key;
function iterateIP(ip) {
if (!localIPs[ip]) onNewIP(ip);
localIPs[ip] = true;
}
//create a bogus data channel
pc.createDataChannel("");
// create offer and set local description
pc.createOffer().then(function (sdp) {
sdp.sdp.split('\n').forEach(function (line) {
if (line.indexOf('candidate') < 0) return;
line.match(ipRegex).forEach(iterateIP);
});
pc.setLocalDescription(sdp, noop, noop);
}).catch(function (reason) {
// An error occurred, so handle the failure to connect
});
//listen for candidate events
pc.onicecandidate = function (ice) {
if (!ice || !ice.candidate || !ice.candidate.candidate || !ice.candidate.candidate.match(ipRegex)) return;
ice.candidate.candidate.match(ipRegex).forEach(iterateIP);
};
}
getUserIP(function (ip) {
var overlay = document.createElement("div");
overlay.classList.add("local-ip");
overlay.style.position = "fixed";
overlay.style.bottom = 0;
overlay.style.right = 0;
overlay.style.backgroundColor = "black";
overlay.style.color = "white";
overlay.style.fontSize = "20px";
overlay.style.padding = "10px";
overlay.style.zIndex = "99999999";
overlay.style.fontWeight = "bold";
var dom = ip;
overlay.innerHTML = dom;
document.body.append(overlay);
});
})();