230 lines
11 KiB
JavaScript
230 lines
11 KiB
JavaScript
//Supported providers
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const providers = {
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apple:{
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name:"Apple Music",
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embed:/^https:..embed.music.apple.com.\w+.playlist/,
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},
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spotify:{
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name:"Spotify",
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embed:/^https:..open.spotify.com.embed.playlist/,
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},
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lastfm:{
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name:"Last.fm",
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embed:/^\b$/,
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},
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}
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//Supported modes
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const modes = {
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playlist:"Suggested tracks",
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recent:"Recently played",
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}
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//Setup
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export default async function ({login, imports, data, q, account}, {enabled = false, token = ""} = {}) {
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//Plugin execution
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try {
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//Check if plugin is enabled and requirements are met
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if ((!enabled)||(!q.music))
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return null
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//Initialization
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const raw = {
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get provider() { return providers[provider]?.name ?? "" },
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get mode() { return modes[mode] ?? "Unconfigured music plugin"},
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}
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let tracks = null
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//Load inputs
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let {provider, mode, playlist, limit, user, played_at} = imports.metadata.plugins.music.inputs({data, account, q})
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//Auto-guess parameters
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if ((playlist)&&(!mode))
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mode = "playlist"
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if ((playlist)&&(!provider))
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for (const [name, {embed}] of Object.entries(providers))
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if (embed.test(playlist))
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provider = name
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if (!mode)
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mode = "recent"
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//Provider
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if (!(provider in providers))
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throw {error:{message:provider ? `Unsupported provider "${provider}"` : `Missing provider`}, ...raw}
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//Mode
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if (!(mode in modes))
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throw {error:{message:`Unsupported mode "${mode}"`}, ...raw}
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//Playlist mode
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if (mode === "playlist") {
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if (!playlist)
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throw {error:{message:`Missing playlist url`}, ...raw}
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if (!providers[provider].embed.test(playlist))
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throw {error:{message:`Unsupported playlist url format`}, ...raw}
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}
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//Limit
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limit = Math.max(1, Math.min(100, Number(limit)))
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//Handle mode
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console.debug(`metrics/compute/${login}/plugins > music > processing mode ${mode} with provider ${provider}`)
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switch (mode) {
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//Playlist mode
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case "playlist":{
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//Start puppeteer and navigate to playlist
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console.debug(`metrics/compute/${login}/plugins > music > starting browser`)
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const browser = await imports.puppeteer.launch({headless:true, executablePath:process.env.PUPPETEER_BROWSER_PATH, args:["--no-sandbox", "--disable-extensions", "--disable-setuid-sandbox", "--disable-dev-shm-usage"]})
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console.debug(`metrics/compute/${login}/plugins > music > started ${await browser.version()}`)
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const page = await browser.newPage()
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console.debug(`metrics/compute/${login}/plugins > music > loading page`)
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await page.goto(playlist)
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const frame = page.mainFrame()
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//Handle provider
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switch (provider) {
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//Apple music
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case "apple":{
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//Parse tracklist
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await frame.waitForSelector(".tracklist.playlist")
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tracks = [...await frame.evaluate(() => [...document.querySelectorAll(".tracklist li")].map(li => ({
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name:li.querySelector(".tracklist__track__name").innerText,
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artist:li.querySelector(".tracklist__track__sub").innerText,
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artwork:li.querySelector(".tracklist__track__artwork img").src
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})))]
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break
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}
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//Spotify
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case "spotify":{
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//Parse tracklist
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await frame.waitForSelector("table")
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tracks = [...await frame.evaluate(() => [...document.querySelectorAll("table tr")].map(tr => ({
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name:tr.querySelector("td:nth-child(2) div:nth-child(1)").innerText,
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artist:tr.querySelector("td:nth-child(2) div:nth-child(2)").innerText,
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//Spotify doesn't provide artworks so we fallback on playlist artwork instead
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artwork:window.getComputedStyle(document.querySelector("button[title=Play]").parentNode, null).backgroundImage.match(/^url\("(https:...+)"\)$/)[1]
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})))]
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break
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}
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//Unsupported
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default:
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throw {error:{message:`Unsupported mode "${mode}" for provider "${provider}"`}, ...raw}
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}
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//Close browser
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console.debug(`metrics/compute/${login}/plugins > music > closing browser`)
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await browser.close()
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//Format tracks
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if (Array.isArray(tracks)) {
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//Tracks
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console.debug(`metrics/compute/${login}/plugins > music > found ${tracks.length} tracks`)
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console.debug(imports.util.inspect(tracks, {depth:Infinity, maxStringLength:256}))
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//Shuffle tracks
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tracks = imports.shuffle(tracks)
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}
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break
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}
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//Recently played
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case "recent":{
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//Initialisation
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const timestamp = Date.now()-24*60*60*1000
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//Handle provider
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switch (provider) {
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//Spotify
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case "spotify":{
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//Prepare credentials
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const [client_id, client_secret, refresh_token] = token.split(",").map(part => part.trim())
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if ((!client_id)||(!client_secret)||(!refresh_token))
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throw {error:{message:`Spotify token must contain client id/secret and refresh token`}}
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//API call and parse tracklist
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try {
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//Request access token
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console.debug(`metrics/compute/${login}/plugins > music > requesting access token with spotify refresh token`)
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const {data:{access_token:access}} = await imports.axios.post("https://accounts.spotify.com/api/token",
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`${new imports.url.URLSearchParams({grant_type:"refresh_token", refresh_token, client_id, client_secret})}`,
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{headers:{"Content-Type":"application/x-www-form-urlencoded"}},
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)
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console.debug(`metrics/compute/${login}/plugins > music > got access token`)
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//Retrieve tracks
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console.debug(`metrics/compute/${login}/plugins > music > querying spotify api`)
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tracks = (await imports.axios.get(`https://api.spotify.com/v1/me/player/recently-played?limit=${limit}&after=${timestamp}`, {headers:{
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"Accept":"application/json",
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"Content-Type":"application/json",
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"Authorization":`Bearer ${access}`}
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})).data.items.map(({track, played_at}) => ({
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name:track.name,
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artist:track.artists[0].name,
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artwork:track.album.images[0].url,
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played_at: played_at ? imports.dayjs(played_at).format('[played at] HH:MM on DD/MM/YYYY') : ''
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}))
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}
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//Handle errors
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catch (error) {
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if (error.isAxiosError) {
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const status = error.response?.status
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const description = error.response.data?.error_description ?? null
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const message = `API returned ${status}${description ? ` (${description})` : ""}`
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error = error.response?.data ?? null
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throw {error:{message, instance:error}, ...raw}
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}
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throw error
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}
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break
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}
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//Last.fm
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case "lastfm":{
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//API call and parse tracklist
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try {
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console.debug(`metrics/compute/${login}/plugins > music > querying lastfm api`)
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tracks = (await imports.axios.get(`https://ws.audioscrobbler.com/2.0/?method=user.getrecenttracks&user=${user}&api_key=${token}&limit=${limit}&format=json`, {headers:{
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"Accept":"application/json",
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"User-Agent":"lowlighter/metrics"}
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})).data.recenttracks.track.map((track) => ({
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name:track.name,
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artist:track.artist["#text"],
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artwork:track.image.reverse()[0]["#text"],
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}))
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}
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//Handle errors
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catch (error) {
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if (error.isAxiosError) {
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const status = error.response?.status
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const description = error.response.data?.message ?? null
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const message = `API returned ${status}${description ? ` (${description})` : ""}`
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error = error.response?.data ?? null
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throw {error:{message, instance:error}, ...raw}
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}
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throw error
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}
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break
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}
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//Unsupported
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default:
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throw {error:{message:`Unsupported mode "${mode}" for provider "${provider}"`}, ...raw}
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}
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break
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}
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//Unsupported
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default:
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throw {error:{message:`Unsupported mode "${mode}"`}, ...raw}
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}
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//Format tracks
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if (Array.isArray(tracks)) {
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//Limit tracklist
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if (limit > 0) {
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console.debug(`metrics/compute/${login}/plugins > music > keeping only ${limit} tracks`)
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tracks.splice(limit)
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}
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//Convert artworks to base64
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console.debug(`metrics/compute/${login}/plugins > music > loading artworks`)
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for (const track of tracks) {
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console.debug(`metrics/compute/${login}/plugins > music > processing ${track.name}`)
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track.artwork = await imports.imgb64(track.artwork)
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}
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//Save results
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return {...raw, tracks}
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}
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//Unhandled error
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throw {error:{message:`An error occured (could not retrieve tracks)`}}
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}
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//Handle errors
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catch (error) {
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if (error.error?.message)
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throw error
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throw {error:{message:"An error occured", instance:error}}
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}
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} |