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歌曲封面下载
当前为
// ==UserScript==
// @name 网易云音乐歌曲封面下载
// @namespace 网易云音乐歌曲封面下载
// @version 0.1
// @description 歌曲封面下载
// @author opentdoor
// @match http://music.163.com/*
// @grant GM_xmlhttpRequest
// ==/UserScript==
(function() {
'use strict';
var ggx=function(){
var ww=document.getElementById("g_iframe").contentWindow;
var do2=ww.document;
var aa=do2.querySelector("a[data-action='outchain']");
if(aa){
var a=do2.createElement('a');
a.href= do2.querySelector(".j-img").dataset["src"];
a.download=do2.querySelector(".f-ff2").innerText+'.jpg';
a.innerHTML='封面下载';
a.classList.add("des");
a.classList.add("s-fc7");
var br=do2.createElement('br');
aa.parentElement.appendChild(br);
aa.parentElement.appendChild(a);
function Download(a) {
var ret = GM_xmlhttpRequest({
method: "GET",
overrideMimeType:"text/plain;charset=x-user-defined",
url: a.href,
onload: function(res) {
var binStr=res.responseText;
var gggr=[];
for (var i = 0, len = binStr.length; i < len; ++i) {
var c = binStr.charCodeAt(i);
gggr[i]=(c & 0xff);
}
var u8=new Uint8Array(gggr);
var b=new Blob([u8],{type:'image/jpeg'});
saveFile(b,a.download);
a.isDownload=false;
}
});
}
function saveFile(blob, filename) {
if (ww.navigator.msSaveBlob) {
ww.navigator.msSaveBlob(blob, filename);
} else {
var a = do2.createElement("a");
var url = URL.createObjectURL(blob);
a.href = url;
a.download = filename;
var evt = do2.createEvent('MouseEvents');
evt.initEvent('click', true, true);
a.dispatchEvent(evt);
URL.revokeObjectURL(url);
}
}
var ars = do2.querySelectorAll("a[href][download]");
for (var i = 0; i < ars.length; i++) {
var a = ars[i];
a.addEventListener("click", function (e) {
e.preventDefault();
if (!this.isDownload) Download(this);
this.isDownload = true;
return false;
}, true);
}
}
};
if(document.getElementById("g_iframe")) document.getElementById("g_iframe").onload=ggx;
})();