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网易云音乐直接下载

在单曲页面显示歌词、翻译、封面、歌曲下载链接并以高音质试听。同时支持歌单、专辑、等页面直接下载单曲。脚本仍在测试,如遇到错误,请反馈网址。

Versione datata 2020-10-07 04:15:43 UTC. Vedi la nuova versione l'ultima versione.

// ==UserScript==
// @name              网易云音乐直接下载
// @namespace         https://www.ocrosoft.com/
// @description       在单曲页面显示歌词、翻译、封面、歌曲下载链接并以高音质试听。同时支持歌单、专辑、等页面直接下载单曲。脚本仍在测试,如遇到错误,请反馈网址。
// @match             *://music.163.com/*
// @grant             GM_xmlhttpRequest
// @version           2.5
// @connect           126.net
// @connect           163.com
// @license           GPLV2
// @compatible        Chrome
// @compatible        FireFox
// ==/UserScript==
/**
 * 修改自 https://greasyfork.org/zh-CN/scripts/10548
 * API 源码: https://github.com/Ocrosoft/NetEase_OutChain
 * 此脚本开源,API开源,所以请不要在未经允许的情况下在其他程序中调用此脚本中的API。
**/

(function (root) {
    'use strict';
    /*
     * @opentdoor 的跨域下载接口
     */
    function Downloader() {
        // request
        function FileRequest(url, progress, callback) {
            var req = GM_xmlhttpRequest({
                method: 'GET',
                url: url,
                onprogress: function (res) {
                    if (progress) progress(res);
                },
                overrideMimeType: 'text/plain;charset=x-user-defined',
                onreadystatechange: function (res) {
                    if (res.readyState == 4) {
                        if (res.status == 200) {
                            var str = res.response;
                            var ta1 = [
                            ];
                            for (var i = 0; i < str.length; i++) {
                                ta1[i] = str.charCodeAt(i) & 255;
                            }
                            var ua8 = new Uint8Array(ta1);
                            var blob = new Blob([ua8]);
                            callback(blob, res.status);
                        } else {
                            callback(null, res.status);
                        }
                    }
                }
            });
        } //save file

        function SaveFile(blob, filename) {
            if (root.navigator.msSaveBlob) {
                root.navigator.msSaveBlob(blob, filename);
            } else {
                var anchor = root.document.createElement('a');
                var url = root.URL.createObjectURL(blob);
                anchor.download = filename;
                anchor.href = url;
                var evt = root.document.createEvent('MouseEvents');
                evt.initEvent('click', true, true);
                anchor.dispatchEvent(evt);
                root.URL.revokeObjectURL(url);
            }
        } //interface

        function FileDownload(url, filename, downloading, success, error) {
            FileRequest(url, downloading, function (blob, status) {
                if (status == 200) {
                    SaveFile(blob, filename);
                    if (typeof success == 'function') success();
                } else {
                    if (typeof error == 'function') error(status);
                }
            });
        }
        this.FileDownload = FileDownload;
        var anthorEvents = {
            onprogress: function (res) {
                if (this.anchor.getAttribute('data-res-action') == 'downloadDirect') {
                    if (res.lengthComputable) {
                        this.anchor.querySelector('i').innerText = '下载:' + (res.loaded * 100 / res.total).toFixed(2) + '%';
                    } else {
                        this.anchor.querySelector('i').innerText = '下载:' + anthorEvents.calcLength(res.loaded);
                    }
                } else {
                    if (res.lengthComputable) {
                        this.anchor.innerText = '下载:' + (res.loaded * 100 / res.total).toFixed(2) + '%';
                    } else {
                        this.anchor.innerText = '下载:' + anthorEvents.calcLength(res.loaded);
                    }
                }
            },
            calcLength: function (b) {
                b = Number(b) / 1024;
                if (b < 1024) {
                    return b.toFixed(1) + 'KB';
                }
                b = b / 1024;
                if (b < 1024) {
                    return b.toFixed(2) + 'MB';
                }
                b = b / 1024;
                return b.toFixed(3) + 'GB';
            },
            onsuccess: function () {
                this.anchor.innerHTML = this.Html;
                this.doing = false;
                if (this.anchor.id == 'tmp') {
                    this.anchor.previousElementSibling.remove();
                    this.anchor.remove();
                }
            },
            onerror: function () {
                this.anchor.innerHTML = '下载失败';
                this.handler = setTimeout(function (t) {
                    t.anchor.innerHTML = t.Html;
                    t.doing = false;
                }, 2000, this);
            },
            onAnthorClick: function (e) {
                e = e || event;
                var a = this.anchor;
                var ex = /([\w\s]+)(\.\w)(\?.*)?$/i.exec(a.href || '');
                var name = a.download || a.title;
                if (ex) {
                    if (!name && ex.length > 1) name = ex[1];
                    if (name && name.indexOf('.') == - 1 && ex.length > 2) name += ex[2];
                }
                if (!name || !a.href) return;
                e.preventDefault();
                if (this.doing) return;
                this.doing = true;
                FileDownload(a.href, name, anthorEvents.onprogress.bind(this), anthorEvents.onsuccess.bind(this), anthorEvents.onerror.bind(this));
            }
        };
        //interface
        function BindAnthor(a) {
            var env = {
                Html: a.innerHTML,
                anchor: a
            };
            a.addEventListener('click', anthorEvents.onAnthorClick.bind(env), true);
        }
        this.BindAnthor = BindAnthor;
    }
    var downloader = new Downloader();
    var api = {
        detailUrl: function (songIds) {
            var tpl = (location.href.indexOf('https') == - 1 ? 'http://music.ocrosoft.com/GetMusicLink.php?id=${songIds}' : 'https://www.ocrosoft.com/outchain/GetMusicLink.php?id=${songIds}');
            return tpl.replace('${songIds}', songIds.join(','));
        },
        detail: function (songIds, callback) {
            var script = document.createElement('script');
            var url = this.detailUrl(songIds) + '&callback=returnMusicData';
            //callback
            script.src = url;
            document.querySelector('iframe').contentWindow.document.querySelector('body').appendChild(script);
        },
        mediaUrl: function (songId) {
            return (location.href.indexOf('https') == - 1 ? 'http' : 'https') + '://music.163.com/api/song/lyric?os=pc&id=' + songId + '&lv=-1&kv=-1&tv=-1';
        },
        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 tit,
        cov,
        dl;
    var fileName;
    var pages = [
        {
            url: 'http://music.163.com/#/song?id=',
            handler: function () {
                var innerFrameDoc = innerFrame.contentWindow.document;
                var albumNode = innerFrameDoc.querySelectorAll('p.des.s-fc4') [1];
                tit = innerFrameDoc.querySelector('.tit');
                cov = innerFrameDoc.querySelector('.u-cover').querySelector('img');
                dl = innerFrameDoc.querySelector('.u-btni-dl');
                fileName = tit.querySelector('.f-ff2').innerText + ' - ' + tit.parentNode.nextElementSibling.querySelector('.s-fc7').innerText + '.';
                var parentNode = albumNode.parentNode;
                var songId = location.href.match(/id=([0-9]+)/) [1];
                var downloadLine = this.createDownloadLine(songId);
                var script = document.createElement('script');
                script.innerHTML = 'var returnMusicData = function(data){ document.getElementById(\'wyyyydda\').src=data.mp3Url;}';
                innerFrameDoc.querySelector('body').appendChild(script);
                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.createMP3Link();
                var lyricLink = this.createLink('歌词');
                var tlyricLink = this.createLink('翻译');
                var coverLink = this.createLink('封面');
                var mp3Help = this.createLink('如何下载歌曲?');
                var showPlayer = this.createLink('高音质试听');
                mp3Help.addEventListener('click', function () {
                    alert('点击下方的下载按钮之后等待即可。');
                });
                showPlayer.addEventListener('click', function () {
                    var player = innerFrame.contentWindow.document.querySelector('#wyyyydda');
                    player.setAttribute('controls', 'true');
                    player.play();
                });
                lyricLink.setAttribute('download', fileName + 'lrc');
                tlyricLink.setAttribute('download', fileName.substring(0, fileName.length - 1) + '(翻译).lrc');
                coverLink.setAttribute('download', fileName + 'jpg');
                coverLink.href = cov.getAttribute('data-src');
                downloader.BindAnthor(coverLink);
                downloader.BindAnthor(dl);
                dl.href = 'javascript:;';
                dl.setAttribute('data-res-action', 'downloadDirect');
                dl.querySelector('i').innerText = '下载(稍候)';
                api.detail([songId], null);
                api.media(songId, function (result) {
                    if (result.lrc && result.lrc.lyric) {
                        lyricLink.href = 'data:text/plain;charset=utf-8,' + encodeURIComponent(result.lrc.lyric);
                    } else {
                        disableStyle(lyricLink);
                    }
                    if (result.tlyric && result.tlyric.lyric) {
                        tlyricLink.href = 'data:text/plain;charset=utf-8,' + encodeURIComponent(result.tlyric.lyric);
                    } else {
                        disableStyle(tlyricLink);
                    }
                });
                var container = this.createLineContainer('下载');
                container.appendChild(lyricLink); // 原文lrc
                container.appendChild(tlyricLink); // 翻译lrc
                container.appendChild(coverLink); // 封面
                container.appendChild(mp3Help); // 帮助
                container.appendChild(showPlayer); // 试听
                container.appendChild(document.createElement('br'));
                container.appendChild(mp3Link); // audio标签
                return container;
            },
            createLink: function (label) {
                var link = document.createElement('a');
                link.innerHTML = label;
                link.className = 's-fc7';
                link.style.marginRight = '10px';
                link.href = 'javascript:;';
                return link;
            },
            createMP3Link: function () {
                var link = document.createElement('audio');
                link.setAttribute('id', 'wyyyydda');
                link.style.marginTop = '10px';
                link.addEventListener('canplay', function () {
                    dl.href = this.src;
                    dl.setAttribute('download', fileName + 'mp3');
                    dl.querySelector('i').innerText = '下载';
                });
                link.addEventListener('error', function () {
                    alert('无法加载此歌曲。可能此歌曲需要付费或版权受限。');
                    dl.querySelector('i').innerText = '无法下载';
                });
                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;
            },
        },
        {
            url: [
                'http://music.163.com/#/playlist?id=', // 歌单
                'http://music.163.com/#/artist?id=', // 歌手
                'http://music.163.com/#/discover/toplist', // 榜单
                'http://music.163.com/#/album?id=', // 专辑
                'http://music.163.com/#/discover/recommend/taste' // 每日推荐
            ],
            handler: function () {
                var innerFrameDoc = innerFrame.contentWindow.document;
                var downloadButtons = (innerFrameDoc).querySelectorAll('span.icn-dl');

                var script = document.createElement('script');
                script.innerHTML = 'var returnMusicData = function(data){ document.getElementById(\'wyyyydda\').src=data.mp3Url;}';
                innerFrameDoc.querySelector('body').appendChild(script);

                var audio = document.createElement('audio');
                //audio.setAttribute('src', res.mp3Url);
                audio.setAttribute('id', 'wyyyydda');
                audio.addEventListener('canplay', function () {
                    var a = document.createElement('a');
                    a.setAttribute('href', this.src);
                    a.setAttribute('download', this.getAttribute('data-fileName') + '.mp3');
                    a.setAttribute('id', 'tmp');
                    downloader.BindAnthor(a);
                    var _cele = innerFrameDoc.querySelector('[downloading]');
                    _cele.parentNode.appendChild(document.createElement('br'));
                    _cele.parentNode.appendChild(a);
                    _cele.removeAttribute('downloading');
                    a.click();
                });
                audio.addEventListener('error', function () {
                    alert('无法加载此歌曲。可能此歌曲需要付费或版权受限。');
                });
                innerFrameDoc.querySelector('body').appendChild(audio);

                this.replaceAction(innerFrameDoc, downloadButtons);
            },
            replaceAction: function (innerFrameDoc, downloadButtons) {
                innerFrame.contentWindow.document.querySelectorAll('.js-dis').forEach(function(ele){
                    ele.className = ele.className.replace('js-dis','');
                    ele.querySelectorAll('b[title]').forEach(function(b){
                        b.style.color='#aeaeae';
                    });
                });
                for (var i = 0; i < downloadButtons.length; i++) {
                    if (downloadButtons[i].getAttribute('data-res-action') == 'download') {
                        downloadButtons[i].setAttribute('data-res-action', 'downloadDirect');
                        downloadButtons[i].addEventListener('click', function () {
                            var id = this.getAttribute('data-res-id');
                            innerFrame.contentWindow.document.querySelector('#wyyyydda').setAttribute('data-fileName',this.previousElementSibling.getAttribute('data-res-name') + ' - ' + this.previousElementSibling.getAttribute('data-res-author'));
                            innerFrame.contentWindow.document.querySelector('#wyyyydda').setAttribute('data-res-id', id);
                            this.setAttribute('downloading','true');
                            api.detail([id], null);
                        });
                    }
                }
            }
        },
    ];
    function matchPagesURL(href, urls) {
        var ret = false;
        var t = location.href.split('://') [1];
        if (Array.isArray(urls)) {
            urls.forEach(function (ele) {
                if (t.indexOf(ele.split('://') [1]) === 0) {
                    ret = true;
                    return;
                }
            });
        } else {
            if (t.indexOf(urls.split('://') [1]) === 0) {
                ret = true;
            }
        }
        return ret;
    }
    if (innerFrame) {
        innerFrame.addEventListener('load', function () {
            var i,
                page;
            for (i = 0; i < pages.length; i += 1) {
                page = pages[i];
                if (matchPagesURL(location.href, page.url)) {
                    page.handler();
                }
            }
        });
    }
}) (window);