Digitally Imported Music Downloader (Free Edition)

Download M4A files from free version of DI.FM.
当前为 2019-08-31 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name         Digitally Imported Music Downloader (Free Edition)
// @namespace    https://levelkro.com/
// @version      0.3.5
// @description  Download M4A files from free version of DI.FM.
// @author       levelKro
// @match        https://*.di.fm/*
// @grant        none
// @noframes
// @run-at document-idle
// @license MIT
// @copyright 2019, levelKro (https://levelkro.com) (https://openuserjs.org/users/levelKro)
// ==/UserScript==

// FileSaver Script (MIN) from https://github.com/eligrey/FileSaver.js
(function(a,b){if("function"==typeof define&&define.amd)define([],b);else if("undefined"!=typeof exports)b();else{b(),a.FileSaver={exports:{}}.exports}})(this,function(){"use strict";function b(a,b){return"undefined"==typeof b?b={autoBom:!1}:"object"!=typeof b&&(console.warn("Deprecated: Expected third argument to be a object"),b={autoBom:!b}),b.autoBom&&/^\s*(?:text\/\S*|application\/xml|\S*\/\S*\+xml)\s*;.*charset\s*=\s*utf-8/i.test(a.type)?new Blob(["\uFEFF",a],{type:a.type}):a}function c(b,c,d){var e=new XMLHttpRequest;e.open("GET",b),e.responseType="blob",e.onload=function(){a(e.response,c,d)},e.onerror=function(){console.error("could not download file")},e.send()}function d(a){var b=new XMLHttpRequest;b.open("HEAD",a,!1);try{b.send()}catch(a){}return 200<=b.status&&299>=b.status}function e(a){try{a.dispatchEvent(new MouseEvent("click"))}catch(c){var b=document.createEvent("MouseEvents");b.initMouseEvent("click",!0,!0,window,0,0,0,80,20,!1,!1,!1,!1,0,null),a.dispatchEvent(b)}}var f="object"==typeof window&&window.window===window?window:"object"==typeof self&&self.self===self?self:"object"==typeof global&&global.global===global?global:void 0,a=f.saveAs||("object"!=typeof window||window!==f?function(){}:"download"in HTMLAnchorElement.prototype?function(b,g,h){var i=f.URL||f.webkitURL,j=document.createElement("a");g=g||b.name||"download",j.download=g,j.rel="noopener","string"==typeof b?(j.href=b,j.origin===location.origin?e(j):d(j.href)?c(b,g,h):e(j,j.target="_blank")):(j.href=i.createObjectURL(b),setTimeout(function(){i.revokeObjectURL(j.href)},4E4),setTimeout(function(){e(j)},0))}:"msSaveOrOpenBlob"in navigator?function(f,g,h){if(g=g||f.name||"download","string"!=typeof f)navigator.msSaveOrOpenBlob(b(f,h),g);else if(d(f))c(f,g,h);else{var i=document.createElement("a");i.href=f,i.target="_blank",setTimeout(function(){e(i)})}}:function(a,b,d,e){if(e=e||open("","_blank"),e&&(e.document.title=e.document.body.innerText="downloading..."),"string"==typeof a)return c(a,b,d);var g="application/octet-stream"===a.type,h=/constructor/i.test(f.HTMLElement)||f.safari,i=/CriOS\/[\d]+/.test(navigator.userAgent);if((i||g&&h)&&"object"==typeof FileReader){var j=new FileReader;j.onloadend=function(){var a=j.result;a=i?a:a.replace(/^data:[^;]*;/,"data:attachment/file;"),e?e.location.href=a:location=a,e=null},j.readAsDataURL(a)}else{var k=f.URL||f.webkitURL,l=k.createObjectURL(a);e?e.location=l:location.href=l,e=null,setTimeout(function(){k.revokeObjectURL(l)},4E4)}});f.saveAs=a.saveAs=a,"undefined"!=typeof module&&(module.exports=a)});
//# sourceMappingURL=FileSaver.min.js.map

var cUrl="";
var cSong="";
var cOldSong="";
var oldUrl="";
var url="";
var cOldUrl="";
var i=0;

document.getElementsByClassName("preferences-region")[0].innerHTML='<a class="ico" id="difmDown" onclick="alert(\'Sorry, no song found, you listen with the web player ?\');" title="Download not ready" style="cursor:hand;"><img src="data:image/svg+xml;base64,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" width=24 height=24/></a>';
setInterval(function () {
    console.log("DI.FM Ping! Pong?");
    //console.log("DI.FM Debug status "+document.getElementsByClassName("status")[0].innerText);
    if(document.getElementsByClassName("status")[0].innerText!="Stopped" && document.getElementsByClassName("artist-name").length>=1 && document.getElementsByClassName("track-name").length>=1){
        var res = performance.getEntriesByType("resource");
        cSong=document.getElementsByClassName("artist-name")[0].innerText+document.getElementsByClassName("track-name")[0].innerText;
        for (i=i;i < res.length; i++) {
            var isMe=res[i];
            if (isMe.initiatorType == "audio" || isMe.initiatorType == "video" || isMe.name.search(".mp4")!="-1" || isMe.name.search(".m4a")!="-1" ) {
                cUrl=isMe.name;
            }
            else if (isMe.initiatorType == "xmlhttprequest" && isMe.name.search("channel")!="-1") {
                url=isMe.name;
            }
            //console.log("DI.FM Debug for '"+isMe.name+"' is a type; "+isMe.initiatorType);
        }
        if(cSong!=cOldSong){
            if(url!=oldUrl && url!=""){
                oldUrl=url;
                fetch(url)
                    .then(res => res.json())
                    .then((out) => {
                    cUrl=out.tracks[0].content.assets[0].url;
                })
                    .catch(err => { throw err });
            }
            else if(cUrl!=cOldUrl && cUrl!=""){
                cOldSong=cSong;
                cOldUrl=cUrl;
                console.log("DI.FM New song; "+cSong);
                document.getElementById("difmDown").onclick = function() {console.log("DI.FM Downloading audio file, please wait"); alert("Downloading file in background, you see the song audio file in the download folder when is done."); saveAs(cUrl,cSong.replace(":","-")+".m4a");};
                document.getElementById("difmDown").title="Download '"+cSong+"' for free!";
            }
        }
    }
}, 2000);

console.log("DI.FM Downloader is ready!");
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