My Free MP3+

解锁MyFreeMP3的QQ音乐、酷狗音乐、酷我音乐
目前為 2022-11-28 提交的版本，檢視最新版本。
安裝腳本 ?
換行
// ==UserScript==
// @name         My Free MP3+
// @namespace    http://tampermonkey.net/My Free MP3 Plus
// @version      0.2.1
// @description  解锁MyFreeMP3的QQ音乐、酷狗音乐、酷我音乐
// @author       PY-DNG
// @match        http*://tool.liumingye.cn/music_old/*
// @match        http*://tools.liumingye.cn/music_old/*
// @connect      59.110.45.28
// @connect      kugou.com
// @connect      *
// @grant        GM_xmlhttpRequest
// @run-at       document-start
// ==/UserScript==

(function() {
    'use strict';

    window.addEventListener('load', main);

	function main() {
		// 解锁QQ音乐、酷狗音乐、酷我音乐
		unlockTencent();

		// 下载全部采用页面内下载
		downloadInPage();
	}

    // 解锁QQ音乐、酷狗音乐、酷我音乐函数
    function unlockTencent() {
        // 模拟双击
        const search_title = $('#search .home-title');
        const eDblclick = new Event('dblclick');
        search_title.dispatchEvent(eDblclick);
        // 去除双击事件
        const p = search_title.parentElement;
        const new_search_title = $CrE('div');
        new_search_title.className = search_title.className;
        new_search_title.innerHTML = search_title.innerHTML;
        p.removeChild(search_title);
        p.insertBefore(new_search_title, p.children[0]);
    }

	// Hook掉下载按钮实现全部下载均采用页面内下载方式（重写下载逻辑）
	function downloadInPage() {
		document.body.addEventListener('click', onclick, {capture: true});

		function onclick(e) {
			const elm = e.target;
			const parent = elm ? elm.parentElement : null;
			match(elm);
			match(parent);

			function match(elm) {
				if (elm.tagName.toUpperCase() === 'A' && [...elm.classList].includes('download')) {
					e.stopPropagation();
					e.preventDefault();;
					download(elm);
				}
			}
		}

		function download(a) {
			const elm_data = a.parentElement.previousElementSibling;
			const url = elm_data.value;
			const ext = getExtname(elm_data.id);
			const name = $("#name").value;
			const pop_id = pop.download(name, 'download');
			GM_xmlhttpRequest({
				method: 'GET',
				url: url,
				responseType: 'blob',
				onprogress: function(e) {
					e.lengthComputable /*&& c*/ && (pop.size(pop_id, bytesToSize(e.loaded) + " / " + bytesToSize(e.total)),
												pop.percent(pop_id, 100 * (e.loaded / e.total) >> 0))
				},
				onload: function(response) {
					const blob = response.response;
					const dataUrl = URL.createObjectURL(blob);
					saveFile(dataUrl, `${name}.${ext}`);
					setTimeout(URL.revokeObjectURL.bind(URL, dataUrl), 1000);
					pop.finished(pop_id);
					setTimeout(pop.close.bind(pop, pop_id), 2000);
				}
			});

			function getExtname(a) {
				return {
					url_dsd: "flac",
					url_flac: "flac",
					url_ape: "ape",
					url_320: "mp3",
					url_128: "mp3",
					url_m4a: "m4a",
					url_lrc: "lrc"
				}[a]
			}

			function bytesToSize(a) {
				if (0 === a)
					return "0 B";
				var b = 1024
				, c = ["B", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"]
				, d = Math.floor(Math.log(a) / Math.log(b));
				return (a / Math.pow(b, d)).toFixed(2) + " " + c[d]
			}
		}
	}

	// Basic functions
	// querySelector
	function $() {
		switch(arguments.length) {
			case 2:
				return arguments[0].querySelector(arguments[1]);
				break;
			default:
				return document.querySelector(arguments[0]);
		}
	}
	// querySelectorAll
	function $All() {
		switch(arguments.length) {
			case 2:
				return arguments[0].querySelectorAll(arguments[1]);
				break;
			default:
				return document.querySelectorAll(arguments[0]);
		}
	}
	// createElement
	function $CrE() {
		switch(arguments.length) {
			case 2:
				return arguments[0].createElement(arguments[1]);
				break;
			default:
				return document.createElement(arguments[0]);
		}
	}
	// addEventListener
	function $AEL(...args) {
		const target = args.shift();
		target.addEventListener.apply(args);
	}

	// Save dataURL to file
	function saveFile(dataURL, filename) {
		const a = $CrE('a');
		a.href = dataURL;
		a.download = filename;
		a.click();
	}
})();
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