Deezer Reaper

deezer.js

// ==UserScript==
// @name         deezer reaper
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  try to take over the world!
// @author       élie
// @match        https://www.deezer.com/*
// @grant        none
// ==/UserScript==
var exports = {}
exports.my_pause = HTMLAudioElement.prototype.pause;

exports.get_class = function get_class(el) {
	return el.getAttribute('class') || '';
}

exports.pause_and_play_vid = function pause_and_play_vid() {
    window.setTimeout(function () {
		console.log("1 : title", document.querySelector(".control-play").title);
		if (document.querySelector(".control-play").title == "Pause") {
			document.querySelector(".control-play").click();
		} else exports.pause_and_play_vid();
	}, 1e3);
}
window.addEventListener("load", function (event) {
	window.setTimeout(() => {
		exports.obs_config = {
			attributeOldValue: true,
			attributes: true,
			characterData: true,
			characterDataOldValue: true,
			childList: true,
			subtree: true
		};
        exports.targetNode = document.querySelector("#player");
		//document.querySelector(".player-track-link").parentNode.parentNode.parentNode.parentNode.parentNode;
		//document.querySelectorAll(".control")[1].parentNode.parentNode;
		exports.callback = function (mutationsList) {
			for (var mutation of mutationsList) {
				if ('attributes' != mutation.type) {
					continue;
				}
				//                 if (!mutation.target) {
				//                     continue;
				//                 }
				//                 if (mutation.target.tagName == 'SVG') {
				//                     continue;
				//                 }
                if ('title' != mutation.attributeName) {
                    continue;
                }
				if (exports.get_class(mutation.target).indexOf('progress') >= 0) {
					continue;
				} else {
					console.log("class: ", exports.get_class(mutation.target));
				}
                if ('Pause' == mutation.oldValue) {
                    continue;
                }
                console.log('un nouveau titre est chargé');
				console.log(exports.get_class(mutation.target), '/', mutation.type, '/', mutation.target.tagName, ": ", mutation);
                exports.observer.disconnect();
                window.setTimeout(() => exports.pause_and_play_vid(), 1e4);
                window.setTimeout(() => exports.observer.observe(exports.targetNode, exports.obs_config), 2 * 1e4);
				continue;
				if ('svg-icon svg-icon-play' == mutation.target.className && 'attributes' == mutation.type && 'SVG' == mutation.target.tagName) {
					console.log("on lance une nouvelle musique.");
					exports.play_vid();
					break;
				} else if ('volume-handler ui-draggable ui-draggable-handle' == mutation.target.className && 'attributes' == mutation.type && 'SPAN' == mutation.target.tagName) {
					console.log("on lance une nouvelle musique.");
					exports.play_vid();
					break;
				} else {
					//console.log(mutation.target.classNam, '/', mutation.type, '/', mutation.target.tagName, ": ", mutation);
				}
				// 				if ('attributes' == mutation.type && 'A' == mutation.target.tagName
				//                     /*'attributes' == mutation.type && 'SVG' == mutation.target.tagName*/) {
				// 					console.log(mutation);
				// 					console.log("on lance une nouvelle musique.");
				// 					play_vid();
				// 					break;
				// 				} else {
				// 					console.log(mutation.type, ": ", mutation);
				// 				}
			}
		};
		exports.observer = new MutationObserver(exports.callback);
        exports.observer.observe(exports.targetNode, exports.obs_config);
		console.log("toutes les ressources sont chargés!");
	}, 5 * 1e3);
});

function dl(vid, name, author) {
	var stream = vid.captureStream(0);
	var vid_name = author + " - " + name;
	var chunk = [];
	var media_recorder = new MediaRecorder(stream, {
		mimeType: 'audio/webm'
	});
    var handle_data_event = function (e) {
        console.log("downloading " + vid_name + " ...");
		if (e.data.size > 0) chunk.push(e.data);
	};
	media_recorder.ondataavailable = handle_data_event;
	media_recorder.onstop = function (e) {
    console.log('on a fini');
		var blob = new Blob(chunk, {
				type: 'audio/webm'
			}),
			url = URL.createObjectURL(blob),
			a = document.createElement('a');
		//document.body.appendChild(a);
        console.log('on télécharge');
		a.href = url;
		a.download = vid_name + '.webm';
		a.click();
        console.log('on nettoie');
		handle_data_event = e => {};
		media_recorder = stream = vid_name = chunk = null;
	}
    console.log('on va demarrer');
	media_recorder.start(1);
	vid.play();
    console.log('on a demarré');
	window.setTimeout(function () {
        console.log('on va finir');
		media_recorder.stop();
	}, vid.duration * 1000);
}
HTMLAudioElement.prototype.pause = function launch_dl() {
    console.log('on met en pause');
	exports.my_pause.call(this);
    console.log('on remet au début');
	this.currentTime = 0;
    console.log('on lance le telechargement');
	dl(this, document.querySelectorAll("a.player-track-link")[0].innerText, document.querySelectorAll("div.player-track-artist")[0].innerText.slice(4));
};
// var my_play = HTMLVideoElement.prototype.play;
// HTMLVideoElement.prototype.play = function play()
// {
//     console.log(this);
//     dl(this, document.querySelectorAll("a.player-track-link")[0].innerText, document.querySelectorAll("div.player-track-artist")[0].innerText.slice(4));
//     my_play.call(this);
// }
window.exports = exports;
console.log("deezer reaper ok");