// ==UserScript==// @name         SoundCloud Cover Downloader// @name:zh-CN   SoundCloud封面下载器// @namespace    http://tampermonkey.net/// @version      2024-10-09// @description  Use Alt+C to download cover image from soundcloud// @description:zh-CN  使用Alt+C下载SoundCloud的封面图片// @author       Nolca// @license      MIT// @match        https://soundcloud.com/*// @icon         https://soundcloud.com/favicon.ico// @grant        GM_registerMenuCommand// @grant        GM_unregisterMenuCommand// @grant        GM_setValue// @grant        GM_getValue// @grant        GM_deleteValue// @noframes// ==/UserScript==const DEBUG = true;const cli = { x: 0, y: 0 };const l = {leaveBlankToCopy: {"zh-CN": "留空以复制封面URL","en-US": "Leave Filename blank to copy cover URL"},fileName: {"zh-CN": "文件名","en-US": "Filename"},useAltC: {"zh-CN": "Alt+C下载当前封面；\n打开播放列表后，下载鼠标指向的封面","en-US": "Alt+C to download current cover;\nOpen playlist and download the cover under mouse cursor"},alwaysRename: {"zh-CN": "总是重命名","en-US": "Always Rename"},alwaysRenameTip: {"zh-CN": "每次按下Alt+C时，都会弹窗询问文件名","en-US": "Every time you press Alt+C, a prompt will ask for filename"}};let LANG = GM_getValue('userLang') || navigator.language || navigator.userLanguage;let menu_tip = GM_registerMenuCommand(l.useAltC[LANG],function () {GM_unregisterMenuCommand(menu_tip);},{id: 'menu_tip',autoClose: false,title: l.useAltC[LANG]});function menu_directDownload_click() {GM_setValue('alwaysRename', !GM_getValue('alwaysRename'));// GM_unregisterMenuCommand(menu_directDownload);menu_directDownload = menu_directDownload_regist();};function menu_directDownload_regist() {return GM_registerMenuCommand(`${l.alwaysRename[LANG]}: ${GM_getValue('alwaysRename') ? '✅' : '❌'}`,menu_directDownload_click,{id: 'menu_directDownload',accessKey: 'r',autoClose: false,title: l.alwaysRenameTip[LANG]});};if (GM_getValue('alwaysRename') === undefined) GM_setValue('alwaysRename', true);var menu_directDownload = menu_directDownload_regist();document.removeEventListener('keydown', event_keydown);document.removeEventListener('mousemove', event_mousemove);async function download_xhr2_blob(url, filenameDefault = "cover_soundcloud") {let filename = filenameDefault;if (GM_getValue('alwaysRename') === true) {filename = prompt(`${l.leaveBlankToCopy[LANG]}:\n${url}\n\n${l.fileName[LANG]}:`, filenameDefault);if (filename === "") {// Copy URL to clipboardnavigator.clipboard.writeText(url.replace(/-t500x500/, '-original'));return;} else if (filename === null) return;}const res = await fetch(url);const blob = await res.blob();const a = document.createElement('a');a.href = URL.createObjectURL(blob);a.download = filename;a.click();URL.revokeObjectURL(a.href);a.remove();}function get_coverUrl_from(span, regex = /-t50x50/) {if (span) {const coverUrl = span.style.backgroundImage.match(/url\("(.+)"\)/)[1];// 将-t50x50替换为-t500x500return coverUrl.replace(regex, '-t500x500');} else {console.error("span not found");}}function get_wrapper_coverSpan() {const elem = document.elementFromPoint(cli.x, cli.y);const parentWrapper = elem.closest('div.queue__itemWrapper');const coverPic = parentWrapper.querySelector("div > div.queueItemView__artwork > div.image.queueItemView__artworkImage > span");return {wrapper: parentWrapper,span: coverPic};}function event_downloader_cover() {let author, title, coverUrl;const elem_playlist = document.querySelector("#app > div.playControls.g-z-index-control-bar.m-visible.m-queueVisible > section > div > div.playControls__queue > div > div.queue__scrollable.g-scrollable.g-scrollable-v > div.queue__scrollableInner.g-scrollable-inner > div > div > div");if (elem_playlist) {// alert("playList opened");const { wrapper, span } = get_wrapper_coverSpan();coverUrl = get_coverUrl_from(span);const details = wrapper.querySelector("div > div.queueItemView__details");author = details.querySelector("div.queueItemView__meta > a.queueItemView__username").innerHTML;title = details.querySelector("div.queueItemView__title > a").innerHTML;} else {// alert("playList closed");const span = document.querySelector("#app > div.playControls.g-z-index-control-bar.m-visible > section > div > div.playControls__elements > div.playControls__soundBadge > div > a > div > span");coverUrl = get_coverUrl_from(span);const select = document.querySelector("#app > div.playControls.g-z-index-control-bar.m-visible > section > div > div.playControls__elements > div.playControls__soundBadge > div > div.playbackSoundBadge__titleContextContainer.sc-mr-3x");author = select.querySelector("a").innerHTML;title = select.querySelector("div > a > span:nth-child(2)").innerHTML;}const filename = `@${author} - ${title}☁️`;console.log("event_downloader_cover: coverUrl=", coverUrl);download_xhr2_blob(coverUrl, filename).then().catch(console.error);}function is_alt(lowerCase, event) {return event.altKey && event.key === lowerCase || event.altKey && event.key === lowerCase.toUpperCase();}function is_alt_shift(lowerCase, event) {return event.altKey && event.shiftKey && event.key === lowerCase || event.altKey && event.shiftKey && event.key === lowerCase.toUpperCase();}function event_keydown(event) {if (is_alt('c', event)) {event_downloader_cover();} else if (is_alt('s', event)) {event_downloader_song();}}function event_mousemove(event) {cli.x = event.clientX;cli.y = event.clientY;// console.log(cli);}document.addEventListener('keydown', event_keydown);document.addEventListener('mousemove', event_mousemove);