网易云音乐下载地址
// ==UserScript==
// @name Netease Music Download
// @namespace qixinglu.com
// @description 网易云音乐下载地址
// @include http://music.163.com/*
// @grant none
// @version 0.0.1.20140517140352
// ==/UserScript==
var api = {
detailUrl: function(songIds) {
var tpl = 'http://music.163.com/api/song/detail?ids=[${songIds}]';
return tpl.replace('${songIds}', songIds.join(','));
},
detail: function(songIds, callback) {
var req = new XMLHttpRequest();
req.open('GET', this.detailUrl(songIds), true);
req.onload = function() {
callback(JSON.parse(this.responseText));
};
req.send();
},
mediaUrl: function(songId) {
return 'http://music.163.com/api/song/media?id=' + songId;
},
media: function(songId, callback) {
var req = new XMLHttpRequest();
req.open('GET', this.mediaUrl(songId), true);
req.onload = function() {
callback(JSON.parse(this.responseText));
};
req.send();
},
};
var innerFrame = document.querySelector('iframe');
var pages = [
{
url: 'http://music.163.com/#/m/song?id=',
handler: function() {
var songId = location.href.match(/id=([0-9]+)/)[1];
var downloadLine = this.createDownloadLine(songId);
var innerFrameDoc = innerFrame.contentWindow.document;
var albumNode = innerFrameDoc.querySelectorAll('p.des.s-fc4')[1];
var parentNode = albumNode.parentNode;
parentNode.insertBefore(downloadLine, albumNode.nextElementSibling);
},
createDownloadLine: function(songId) {
var disableStyle = function(link) {
link.text += '(无)';
link.style.color = 'gray';
link.style.textDecoration = 'none';
link.style.cursor = 'auto';
};
var mp3Link = this.createLink('歌曲');
var lyricLink = this.createLink('歌词');
api.detail([songId], function(result) {
var song = result.songs[0];
mp3Link.href = song.mp3Url;
});
api.media(songId, function(result) {
if (result.lyric) {
lyricLink.href = 'data:text/plain;charset=utf-8,' +
encodeURIComponent(result.lyric);
} else {
disableStyle(lyricLink);
}
});
var container = this.createLineContainer('下载');
container.appendChild(mp3Link);
container.appendChild(lyricLink);
return container;
},
createLink: function(label) {
var link = document.createElement('a');
link.innerHTML = label;
link.className = 's-fc7';
link.style.marginRight = '10px';
link.href = 'javascript:void(0);';
return link;
},
createLineContainer: function(label) {
var container = document.createElement('p');
container.className = 'desc s-fc4';
container.innerHTML = label + '：';
container.style.margin = '10px 0';
return container;
},
},
]
if (innerFrame) {
innerFrame.addEventListener('load', function() {
var i, page;
for (i = 0; i < pages.length; i += 1) {
var page = pages[i];
if (location.href.indexOf(page.url) == 0) {
page.handler();
}
}
});
}