SoundCloud Downloader

Adds a direct download button to all the tracks on SoundCloud (works with the new SoundCloud interface)

当前为 2016-10-08 提交的版本,查看 最新版本

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You will need to install an extension such as Tampermonkey to install this script.

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴Userscripts ,之后才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。

您需要先安装用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// jshint browser: true, jquery: true
// ==UserScript==
// @name        SoundCloud Downloader
// @namespace	http://www.dieterholvoet.com
// @author	    Dieter Holvoet
// @description	Adds a direct download button to all the tracks on SoundCloud  (works with the new SoundCloud interface)
// @require     https://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js
// @include	    http://www.soundcloud.com/*
// @include	    http://soundcloud.com/*
// @include	    https://www.soundcloud.com/*
// @include	    https://soundcloud.com/*
// @grant       GM_getValue
// @grant       GM_setValue
// @grant       GM_openInTab
// @version	0.6
// ==/UserScript==
//-----------------------------------------------------------------------------------

jQuery.noConflict();
(function ($) {

    $(function () {

        /** Append download buttons */
        setInterval(function () {

            /**
             * Playlist page
             * - with official downloads: e.g. https://soundcloud.com/alexdoanofficial/sets/into-the-void-ep
             * - without official downloads: e.g. https://soundcloud.com/mule-z/sets/tropical
             * */

            $(".trackList").find(".trackList__item").each(function () {
                $item = $(this).find(".trackItem__trackTitle").eq(0);
                title = cleanTitle($item.text());
                url = $item.attr("href");

                appendButton($(this), url, 'small', true);
            });


            /**
             * Track page
             * e.g. https://soundcloud.com/mkjaff/dyrisk-the-tallest-man-mkj-remix
             * */

            if($(".listenDetails .commentsList").exists()) {

                title = cleanTitle($(".soundTitle__title").eq(0).text());
                url = document.location.href;

                appendButton($(".listenEngagement__footer"), url, 'medium', false);
            }


            /**
             * Homepage
             * https://soundcloud.com/stream
             *
             * Likes
             * https://soundcloud.com/you/likes
             *
             * Overview
             * https://soundcloud.com/you/collection
             * */

            $(".lazyLoadingList").find(".soundList__item").each(function () {
                if (!$(this).find(".sound").is(".playlist")) {
                    title = cleanTitle($(this).find(".soundTitle__title").eq(0).text());
                    url = $(this).find(".soundTitle__title").eq(0).attr("href");

                    appendButton($(this), url, 'small', false);
                }
            });


            /**
             * Charts
             * e.g. https://soundcloud.com/charts/top
             * */

            $(".chartTracks").find(".chartTracks__item > .chartTrack").each(function () {
                $item = $(this).find(".chartTrack__title a").eq(0);
                title = cleanTitle($item.text());
                url = $item.attr("href");

                appendButton($(this), url, 'small', true);
            });


            /**
             * Play history
             * https://soundcloud.com/you/history
             * */

            $(".historicalPlays").find(".historicalPlays__item").each(function () {
                $item = $(this).find("a.soundTitle__title").eq(0);
                title = cleanTitle($item.text());
                url = $item.attr("href");

                appendButton($(this), url, 'small', false);
            });


            /**
             * User profile page
             * e.g. https://soundcloud.com/kiyokomusik
             * */

            $(".userStream").find(".soundList__item > .userStreamItem").each(function () {
                if (!$(this).find(".sound").is(".playlist")) {
                    title = cleanTitle($(this).find(".soundTitle__title").eq(0).text());
                    url = $(this).find(".soundTitle__title").eq(0).attr("href");

                    appendButton($(this), url, 'small', false);
                }
            });


            /**
             * Search page
             * e.g. https://soundcloud.com/search?q=addal
             * */

            $(".searchList").find(".searchList__item").each(function () {
                if ($(this).find(".sound").is(".track")) {
                    title = cleanTitle($(this).find(".soundTitle__title").eq(0).text());
                    url = $(this).find(".soundTitle__title").eq(0).attr("href");

                    appendButton($(this), url, 'small', false);

                } else if ($(this).find(".sound").is(".playlist")) {
                    // TO DO: Download playlist
                }
            });

        }, 2000);
    });

    function appendButton($parent, url, size, iconOnly) {

        /** Find button-group and test for preview-only/geoblocked tracks */
        var $small = $parent.find('.soundActions .sc-button-group-small'),
            $medium = $parent.find('.soundActions .sc-button-group-medium');

        if($small.exists()) {
            $parent = $small;

        } else if($medium.exists()) {
            $parent = $medium;

        } else {
            if($parent.prop('dl-checked')) return;

            if(isPreview($parent)) {
                console.error("Track is preview-only, can't be downloaded: " + url);
                $parent.prop('dl-checked', true);

            } else if(isGeoblocked($parent)) {
                console.error("Track is geoblocked, can't be downloaded: " + url);
                $parent.prop('dl-checked', true);

            } else {
                console.error("No button-group found. Please verify selector.");
            }

            return;
        }


        /** Return if already checked */
        if($parent.prop('dl-checked')) return;

        /** Clean URL */
        url = cleanURL(url);

        /** Check presence of download button */
        if($parent.find(".sc-button-download").length > 0) {
            console.error("Download button already present.");

            /** Check presence of external free download link */
        } else if(hasExternalFreeDownload($parent)) {
            var $buylink = $parent.parent().find('.soundActions__purchaseLink'),
                $button = makeDownloadButton($parent, $buylink.prop('href'), size, iconOnly);

            $buylink.remove();

            /** Check URL */
        } else if(!isValidTrackURL(url)) {
            console.error("Track URL is invalid: " + url);

            /** Fetch download URL */
        } else {
            makeDownloadButton($parent, url, size, iconOnly);
        }

        /** Check presence of external stream/buy link */
        if(hasExternalBuyLink($parent)) {
            var $buylink = $parent.parent().find('.soundActions__purchaseLink'),
                $button = makeBuyButton($parent, $buylink.prop('href'), size, iconOnly);

            $buylink.remove();
        }

        $parent.prop('dl-checked', true);
    }

    function makeDownloadButton($parent, url, size, iconOnly) {
        $button = $('<a class="sc-button sc-button-'+size+' sc-button-responsive sc-button-download'+(iconOnly ? ' sc-button-icon' : '')+'" title="Download ' + title + '" >Download</a>');

        if(isValidTrackURL(url)) {
            url = "https://mrvv.net/scdl/scdlSC.php?url=" + url;

            $button.on("click", function() {
                $.get(url, function (data) {
                    if (data.hasOwnProperty('error')) {
                        console.error("Fetching download URL failed: " + data.error + " ("+this.url+")");

                    } else {
                        GM_openInTab("https://mrvv.net/scdl/scdlDL.php?url=" + data.dlfileurl, true)
                    }
                }, "json");
            });

        } else {
            $button.attr("href", url);
            $button.attr("target", '_blank');
        }

        $button.appendTo($parent.eq(0));
        return $button;
    }

    function makeBuyButton($parent, url, size, iconOnly) {
        $button = $('<a href="'+url+'" target="_blank" class="sc-button sc-button-'+size+' sc-button-responsive sc-button-buy'+(iconOnly ? ' sc-button-icon' : '')+'" title="Buy ' + title + '" >Buy</a>');
        $button.appendTo($parent.eq(0));
        return $button;
    }

    function getIcon() {
        return "data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMTYiIGhlaWdodD0iMTYiIHZpZXdCb3g9IjAgMCAxNiAxNiIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48dGl0bGU+UmVjdGFuZ2xlIDMxPC90aXRsZT48cGF0aCBkPSJNMyAxMXYyaDEwdi0ySDN6bTAtN2gxMGwtNSA2LTUtNnptMy0ydjJoNFYySDZ6IiBmaWxsPSIjMjIyIiBmaWxsLXJ1bGU9ImV2ZW5vZGQiLz48L3N2Zz4=";
    }

    function cleanTitle(title) {
        title = title.replace(/"/g, "'");
        title = $.trim(title);
        return title;
    }

    function cleanURL(url) {
        url = url.split(/[?#]/)[0]; // Strip query string
        url = relativeToAbsoluteURL(url);
        return url;
    }

    function isValidTrackURL(url) {
        if(!url.match(/^(http|https):\/\/soundcloud\.com\/.+\/.+$/g)) return false;
        if(url.match(/^(http|https):\/\/soundcloud\.com\/.+\/sets\/.+$/)) return false;
        return true;
    }

    function isPreview($item) {
        if($item.find(".sc-snippet-badge").exists()) {
            $item = $item.find(".sc-snippet-badge");

        } else if($item.parent("trackItem__additional").find(".sc-snippet-badge").exists()) {
            $item = $item.parent("trackItem__additional").find(".sc-snippet-badge");
        }

        return $item.eq(0).text() === "Preview";
    }

    function isGeoblocked($item) {
        if($item.find(".g-geoblocked-icon").exists()) {
            return true;

        } else if($item.parent("trackItem__additional").find(".g-geoblocked-icon").exists()) {
            return true;
        }

        return false;
    }

    function hasExternalFreeDownload($item) {
        var $buylink = $item.parent().find('.soundActions__purchaseLink').eq(0),
            strings = ['free download', 'free dl'],
            websites = ['theartistunion', 'toneden', 'artistsunlimited.co', 'melodicsoundsnetwork.com', 'edmlead.net', 'click.dj', 'woox.agency', 'hypeddit.com', 'hive.co'],
            hasExternalFreeDownload = false;

        if($buylink.exists()) {
            strings.forEach(function(elem, i, array) {
                if($buylink.text().toLowerCase().indexOf(elem) !== -1) hasExternalFreeDownload = true;
            });

            websites.forEach(function(elem, i, array) {
                if($buylink.attr('href').toLowerCase().indexOf(elem) !== -1) hasExternalFreeDownload = true;
            });
        }

        return hasExternalFreeDownload;
    }

    function hasExternalBuyLink($item) {
        var $buylink = $item.parent().find('.soundActions__purchaseLink').eq(0),
            strings = ['buy', 'spotify', 'beatport', 'juno', 'stream'],
            websites = ['lnk.to', 'open.spotify.com', 'spoti.fi', 'junodownload.com', 'beatport.com', 'itunes.apple.com', 'play.google.com', 'deezer.com', 'napster.com', 'music.microsoft.com'],
            hasExternalFreeDownload = false;

        if($buylink.exists()) {
            strings.forEach(function(elem, i, array) {
                if($buylink.text().toLowerCase().indexOf(elem) !== -1) hasExternalFreeDownload = true;
            });

            websites.forEach(function(elem, i, array) {
                if($buylink.attr('href').toLowerCase().indexOf(elem) !== -1) hasExternalFreeDownload = true;
            });
        }

        return hasExternalFreeDownload;
    }

    function relativeToAbsoluteURL(url) {
        if(url.substr(0, 1) === '/')
            return 'https://soundcloud.com'+url;
        else
            return url;
    }

    $.fn.exists = function () {
        return this.length !== 0;
    };

})(jQuery);