get_song_links.user.js

// ==UserScript==
// @name         Music Link Extractor
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  getmusic is here: ca8543d410e330b8608c23df86dab425
// @author       tt7
// @match        http://music.163.com/*
// @grant        none
// ==/UserScript==

(function () {
  + function (w) {
    var host = "localhost";
    var port = 6800;
    var token = "";

    var get = function (url) {
      return new Promise(function (hd, rj) {
        let r = new XMLHttpRequest();
        r.open("GET", url);
        r.onload = function () {
          r.status == 200 && hd(r.response) || rj(r.status);
        };
        r.onerror = function () {};
        r.send();
      });
    };

    var msgTools = (function () {
      var d = top.document;
      var box = d.createElement("div");
      box.style.position = "absolute";
      box.style.top = "105px";
      box.style.opacity = "0.85";
      box.style.left = "50%";
      box.style.marginLeft = "-360px";
      box.style.width = "720px";
      box.style.height = "500px";
      var ta = d.createElement("textarea");
      ta.style.width = "100%";
      ta.style.height = "100%";
      ta.disabled = true;
      box.appendChild(ta);
      var cl = d.createElement("div");
      cl.style.width = "30px";
      cl.style.height = "30px";
      cl.innerText = "X";
      cl.style.position = "absolute";
      cl.style.top = "5px";
      cl.style.right = "5px";
      cl.style.marginRight = "15px";
      cl.style.textAlign = "center";
      cl.style.verticalAlign = "middle";
      cl.style.lineHeight = "30px";
      cl.style.border = "1px black dashed";
      box.appendChild(cl);
      d.body.appendChild(box);
      var showMessage = function (msg) {
        ta.value = msg;
        box.style.display = "block";
      };
      var hideMessage = function () {
        box.style.display = "none";
      };
      cl.addEventListener("click", hideMessage);
      cl.addEventListener("mouseover", function () {
        cl.style.backgroundColor = "#111";
      });
      cl.addEventListener("mouseout", function () {
        cl.style.backgroundColor = "#FFF";
      });
      hideMessage();
      return [showMessage, hideMessage];
    })();

    var showMsg = msgTools[0];
    var hideMsg = msgTools[1];

    get("https://cdn1.lncld.net/static/js/av-mini-0.6.4.js").then(function (resp) {
      eval(resp);
      AV.initialize('ot1IaBu4xud3XIC5aYlV1pSK-gzGzoHsz', 'bmQ4rDPpAMtvxoQgCUhpY379');
    });
    var d = w.top.document;
    var pframe = d.getElementById("g_iframe");
    var aa = Function.prototype.apply.bind(Array.prototype.slice);

    function extractUrls() {
      showMsg("starting to extract, please wait...");

      var ous = []; +
      function (d, ous) {
        if (!d) {
          console.error("oops...not working.");
          return;
        }
        var api = "http://music.163.com/api/song/detail?id=";
        var sids = [];
        aa(d.getElementsByClassName("tt")).forEach(function (el, i) {
          sids.push(/\/?id=(\d+)/.exec(el.getElementsByTagName('a')[0].href)[1]);
        });
        showMsg(sids.length + " song id's extracted.");
        get(api + sids[0] + "&ids=[" + sids.join(',') + "]").then(function (resp) {
          var ss = JSON.parse(resp).songs;
          ss.forEach(function (s, i) {
            ous.push([s.mp3Url, s.name].join("\t") + ".mp3");
          });
          showMsg(ous.length + " links fetched.");
          var avid = AV._getInstallationId();
          var cmd = "getmusic --host " + host + " --port " + port + " --token " + token + " --avid " + avid + " - ";
          var msg = "echo \"\n" + ous.join("\n") + "\" | " + cmd;
          console.info(msg);
          showMsg(msg);
        });
      }(pframe.contentDocument, ous);
    }

    +function () {
      try {
        var doc = pframe.contentDocument;
        var dlbt = doc.getElementsByClassName("u-btni-dl")[0];
        var dlbtcp = doc.createElement("a");
        dlbtcp.className = dlbt.className;
        dlbtcp.href = "javascript:void(0);";
        dlbtcp.appendChild(dlbt.children[0].cloneNode(true));
        var nextbt = dlbt.nextElementSibling;
        var p = dlbt.parentElement;
        p.removeChild(dlbt);
        p.insertBefore(dlbtcp, nextbt);
        dlbtcp.addEventListener("click", extractUrls);
      } catch (ex) {
        console.error(ex);
      }
    }();
  }(window);
})();