GM Script: 自动用xiami播放专辑

// ==UserScript==
// @name           douban_xiami
// @namespace      org.kejun
// @include        http://music.douban.com/*
// ==/UserScript==

//使用说明：
//  1. 安装本脚本到Greasemonkey
//  2. 到http://music.douban.com/recommended
//  3. 点击专辑封面会自动用虾米播放(如果窗口没弹出，检查是否被浏览器拦截)

var api = 'http://www.xiami.com/ajax/search-index?key={QUERY}',

getAlbumInfo = function(name, cb) {
  GM_xmlhttpRequest({
     method: 'GET',
     url: api.replace('{QUERY}', name),
     onload: function(xhr) {
       cb(xhr);
    }
  });
},

handleClick = function(e) {
  var el = e.target, cd_name;
  if (el.nodeType > 1) {
    return;
  }
  if (el.tagName.toLowerCase() !== 'img') {
    return;
  }
  cd_name = el.getAttribute('alt');
  if (!cd_name || cd_name.indexOf('-') === -1) {
    return;
  }
  e.preventDefault();
  e.stopPropagation();
  cd_name = encodeURIComponent(cd_name.replace(/\s|-/g, '+').replace(/[+]{2,}/g, '+'));
  getAlbumInfo(cd_name, function(xhr){
    if (xhr.responseText === '') {
      alert('虾米没有他们的歌');
      return;
    }
    var songid = xhr.responseText.match(/\"\/album\/(\d+)\"/);
    if (!songid[1]) {
      alert('虾米没有他们的专辑');
      return;
    }
    window.open('http://www.xiami.com/song/play?ids=/song/playlist/id/' + songid[1] + '/type/1','xm_player','width=760,height=560');
  });
};

document.body.addEventListener('click', handleClick, false);