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Push a notification when a message comes. This script only works on Android Firefox.
// ==UserScript==
// @name m.facebook.com notification for Firefox Android
// @namespace http://tampermonkey.net/
// @version 0.4
// @description Push a notification when a message comes. This script only works on Android Firefox.
// @author Psyblade
// @match https://m.facebook.com/*
// @grant none
// ==/UserScript==
function notifyMe() {
// Let's check if the browser supports notifications
if (!("Notification" in window)) {
alert("This browser does not support system notifications");
}
// Let's check whether notification permissions have already been granted
else if (Notification.permission === "granted") {
// If it's okay let's create a notification
var options = {
body: 'Touch here to open Facebook',
vibrate: [200,200]
}
var notification = new Notification("New message!",options);
setTimeout(notification.close.bind(notification), 5000);
}
// Otherwise, we need to ask the user for permission
else if (Notification.permission !== 'denied') {
Notification.requestPermission(function (permission) {
// If the user accepts, let's create a notification
if (permission === "granted") {
var options = {
body: 'Touch here to open Facebook',
vibrate: [200,200]
}
var notification = new Notification("New message!",options);
setTimeout(notification.close.bind(notification), 5000);
}
});
}
// Finally, if the user has denied notifications and you
// want to be respectful there is no need to bother them any more.
}
//Disable page visibility api to make browser play sound even when browser is off to the bottom, or when the active web tab is not Facebook.
Object.defineProperties(document.wrappedJSObject,{ 'hidden': {value: false}, 'visibilityState': {value: 'visible'} });
window.addEventListener( 'visibilitychange', evt => evt.stopImmediatePropagation(), true);
//Add event listener to element #2 of classes named "_59tg". Event will fire if the web browser detects changes in inner HTML of that element.
document.getElementsByClassName("_59tg")[2].addEventListener("DOMNodeInserted", function(){
var b = document.getElementsByClassName("_59tg");
//If there is a mess, then its inner HTML of this element will be something, like "1","2" or "3".... except "0"
if(b[2].innerHTML != "0")
{
notifyMe();
}
});