funkwhale/front/public/embed.html

503 wiersze
15 KiB
HTML

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width,initial-scale=1.0">
<meta name="generator" content="Funkwhale">
<link rel="icon" href="favicon.png">
<title>Funkwhale Widget</title>
<link rel="stylesheet" href="embed.css">
<script type="module">
import { createApp, reactive, nextTick } from 'https://unpkg.com/petite-vue@0.4.1?module'
const SUPPORTED_TYPES = ['track', 'album', 'artist', 'playlist', 'channel']
// Params
const params = new URL(location.href).searchParams
const baseUrl = params.get('instance') ?? params.get('b') ?? ''
const type = params.get('type')
const id = params.get('id')
// Error
let error = reactive({ value: false })
if (!SUPPORTED_TYPES.includes(type)) {
error.value = `The embed widget doesn't support this media type: ${type}.`
}
if (id === null || isNaN(+id)) {
error.value = `The embed widget couldn't read the provided media ID: ${id}.`
}
// Cover
const DEFAULT_COVER = 'embed-default-cover.jpeg'
const cover = reactive({ value: DEFAULT_COVER })
const fetchArtistCover = async (id) => {
const response = await fetch(`${baseUrl}/api/v1/artists/${id}/`)
const data = await response.json()
cover.value = data.cover?.urls.medium_square_crop ?? DEFAULT_COVER
}
if (type === 'artist') {
fetchArtistCover(id).catch(() => undefined)
}
// Tracks
const tracks = reactive([])
const getTracksUrl = () => type === 'track'
? `${baseUrl}/api/v1/tracks/${id}`
: type === 'playlist'
? `${baseUrl}/api/v1/playlists/${id}/tracks/`
: `${baseUrl}/api/v1/tracks/`
const getAudioSources = (uploads) => {
const sources = uploads
// NOTE: Filter out repeating and unplayable media types
.filter(({ mimetype }, index, array) => array.findIndex((upload) => upload.mimetype === mimetype) === index)
.filter(({ mimetype }) => ['probably', 'maybe'].includes(audio.element?.canPlayType(mimetype)))
// NOTE: For backwards compatibilty, prepend the baseUrl if listen_url starts with a slash
.map(source => ({
...source,
listen_url: source.listen_url[0] === '/'
? `${baseUrl}${source.listen_url}`
: source.listen_url
}))
// NOTE: Add a transcoded MP3 src at the end for browsers
// that do not support other codecs to be able to play it :)
if (sources.length > 0 && !sources.some(({ mimetype }) => mimetype === 'audio/mpeg')) {
const url = new URL(sources[0].listen_url)
url.searchParams.set('to', 'mp3')
sources.push({ mimetype: 'audio/mpeg', listen_url: url.toString() })
}
return sources
}
const fetchTracks = async (url = getTracksUrl()) => {
const filters = new URLSearchParams({
include_channels: true,
playable: true,
[type]: id
})
switch (type) {
case 'album':
filters.set('ordering', 'disc_number,position')
break
case 'artist':
filters.set('ordering', '-album__release_date,disc_number,position')
break
case 'channel':
filters.set('ordering', '-creation_date')
break
case 'playlist': break
case 'track': break
// NOTE: The type is undefined, let's return before we make any request
default: return
}
const response = await fetch(`${url}?${filters}`)
const data = await response.json()
if (response.status > 299) {
switch (response.status) {
case 400:
case 404:
error.value = `This ${type} wasn't found on the server.`
break
case 403:
error.value = `You need to log in to access this ${type}.`
break
case 500:
error.value = `An unknown error occurred while loading this ${type} from the server.`
break
default:
error.value = `An unknown error occurred while loading this ${type}.`
}
// NOTE: If we already have some tracks, let's fail silently
if (tracks.length > 0) {
console.error(error.value)
error.value = false
}
return
}
if (type === 'track') {
data.results = [data]
}
if (type === 'playlist') {
data.results = data.results.map(({ track }) => track)
}
tracks.push(
...data.results.map((track) => ({
id: track.id,
title: track.title,
artist: track.artist,
album: track.album,
cover: (track.cover ?? track.album.cover)?.urls.medium_square_crop,
sources: getAudioSources(track.uploads)
})).filter(({ sources }) => sources.length > 0)
)
if (data.next) {
return fetchTracks(data.next)
}
}
// NOTE: Fetch tracks only if there is no error
if (error.value === false) {
fetchTracks().catch(err => {
console.error(err)
error.value = `An unknown error occurred while loading this ${type}.`
})
}
// Duration
const ZERO_DATE = +new Date('2022-01-01T00:00:00.000')
const intl = new Intl.DateTimeFormat('en', {
hour: '2-digit',
minute: '2-digit',
second: '2-digit',
hourCycle: 'h23'
})
const formatDuration = (duration) => {
if (duration === 0) return
const time = intl.format(new Date(ZERO_DATE + duration * 1e3))
return time.replace(/^00:/, '')
}
// Logo component
const Logo = () => ({ $template: '#logo-template' })
// Icon component
const Icon = ({ icon }) => ({ $template: '#icon-template', icon })
// Media Session
const initializeMediaSession = () => {
if ('mediaSession' in navigator) {
navigator.mediaSession.setActionHandler('play', () => {
player.playing = true
audio.element.play()
})
navigator.mediaSession.setActionHandler('pause', () => {
player.playing = false
audio.element.pause()
})
navigator.mediaSession.setActionHandler('seekbackward', () => player.seekTime({
target: { value: (audio.element.currentTime - 5) / audio.element.duration * 100 }
}))
navigator.mediaSession.setActionHandler('seekforward', () => player.seekTime({
target: { value: (audio.element.currentTime + 5) / audio.element.duration * 100 }
}))
navigator.mediaSession.setActionHandler('previoustrack', () => player.prev())
navigator.mediaSession.setActionHandler('nexttrack', () => player.next())
}
}
const updateMediaSessionMetadata = () => {
const { current } = player
if (tracks[current] && 'mediaSession' in navigator) {
const metadata = new MediaMetadata({
title: tracks[current].title,
album: tracks[current]?.album.title ?? '',
artist: tracks[current]?.artist.name ?? '',
artwork: [
{ src: tracks[current]?.cover ?? cover.value, sizes: '96x96', type: 'image/png' },
{ src: tracks[current]?.cover ?? cover.value, sizes: '128x128', type: 'image/png' },
{ src: tracks[current]?.cover ?? cover.value, sizes: '192x192', type: 'image/png' },
{ src: tracks[current]?.cover ?? cover.value, sizes: '256x256', type: 'image/png' },
{ src: tracks[current]?.cover ?? cover.value, sizes: '384x384', type: 'image/png' },
{ src: tracks[current]?.cover ?? cover.value, sizes: '512x512', type: 'image/png' }
]
})
requestAnimationFrame(() => {
navigator.mediaSession.metadata = metadata
})
}
}
// Player
const player = reactive({
playing: false,
current: 0,
seek: 0,
play (unsafeIndex) {
const index = Math.min(tracks.length - 1, Math.max(unsafeIndex, 0))
if (this.current === index) return
const wasPlaying = this.playing
if (wasPlaying) audio.element.pause()
this.current = index
audio.element.currentTime = 0
audio.element.load()
if (wasPlaying) audio.element.play()
updateMediaSessionMetadata()
},
next () {
this.play(this.current + 1)
},
prev () {
this.play(this.current - 1)
},
seekTime (event) {
if (!audio.element) return
const seek = audio.element.duration * event.target.value / 100
audio.element.currentTime = isNaN(seek) ? 0 : Math.min(seek, audio.element.duration - 1)
},
togglePlay () {
this.playing = !this.playing
if (this.playing) audio.element.play()
else audio.element.pause()
updateMediaSessionMetadata()
}
})
// Volume
const DEFAULT_VOLUME = 75
const volume = reactive({
level: DEFAULT_VOLUME,
lastLevel: DEFAULT_VOLUME,
mute () {
if (this.lastLevel === 0) {
this.lastLevel = DEFAULT_VOLUME
}
const lastLevel = this.level
this.level = lastLevel === 0
? this.lastLevel
: 0
this.lastLevel = lastLevel
}
})
// Audio
const audio = reactive({
element: undefined,
current: -1,
volume: -1
})
const watchAudio = (element, volume) => {
if (audio.element !== element) {
audio.element = element
element.addEventListener('timeupdate', (event) => {
const seek = element.currentTime / element.duration * 100
player.seek = isNaN(seek) ? 0 : seek
})
element.addEventListener('ended', () => {
// NOTE: Pause playback if it's a last track
if (player.current === tracks.length - 1) {
player.playing = false
}
player.next()
})
}
if (audio.volume !== volume) {
audio.element.volume = volume / 100
audio.volume = volume
}
}
// Application
const app = createApp({
// Components
Logo,
Icon,
// Errors
error,
// Playback
initializeMediaSession,
watchAudio,
player,
volume,
// Track info
formatDuration,
tracks,
cover
})
app.directive('range', (ctx) => {
ctx.effect(() => {
ctx.el.style.setProperty('--value', ctx.get())
})
})
app.mount()
</script>
</head>
<template id="logo-template">
<a
title="Funkwhale"
href="https://funkwhale.audio"
target="_blank"
rel="noopener noreferrer"
class="logo-link"
tabindex="-1"
>
<img src="logo-white.svg" />
</a>
</template>
<template id="icon-template">
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" class="icon" fill="currentColor" viewBox="0 0 16 16">
<path v-if="icon === 'pause'" d="M5.5 3.5A1.5 1.5 0 0 1 7 5v6a1.5 1.5 0 0 1-3 0V5a1.5 1.5 0 0 1 1.5-1.5zm5 0A1.5 1.5 0 0 1 12 5v6a1.5 1.5 0 0 1-3 0V5a1.5 1.5 0 0 1 1.5-1.5z" />
<path v-else-if="icon === 'play'" d="m11.596 8.697-6.363 3.692c-.54.313-1.233-.066-1.233-.697V4.308c0-.63.692-1.01 1.233-.696l6.363 3.692a.802.802 0 0 1 0 1.393z" />
<path v-else-if="icon === 'prev'" d="M4 4a.5.5 0 0 1 1 0v3.248l6.267-3.636c.54-.313 1.232.066 1.232.696v7.384c0 .63-.692 1.01-1.232.697L5 8.753V12a.5.5 0 0 1-1 0V4z" />
<path v-else-if="icon === 'next'" d="M12.5 4a.5.5 0 0 0-1 0v3.248L5.233 3.612C4.693 3.3 4 3.678 4 4.308v7.384c0 .63.692 1.01 1.233.697L11.5 8.753V12a.5.5 0 0 0 1 0V4z" />
<path v-else-if="icon === 'mute'" d="M6.717 3.55A.5.5 0 0 1 7 4v8a.5.5 0 0 1-.812.39L3.825 10.5H1.5A.5.5 0 0 1 1 10V6a.5.5 0 0 1 .5-.5h2.325l2.363-1.89a.5.5 0 0 1 .529-.06zm7.137 2.096a.5.5 0 0 1 0 .708L12.207 8l1.647 1.646a.5.5 0 0 1-.708.708L11.5 8.707l-1.646 1.647a.5.5 0 0 1-.708-.708L10.793 8 9.146 6.354a.5.5 0 1 1 .708-.708L11.5 7.293l1.646-1.647a.5.5 0 0 1 .708 0z" />
<g v-else-if="icon === 'volume'">
<path d="M11.536 14.01A8.473 8.473 0 0 0 14.026 8a8.473 8.473 0 0 0-2.49-6.01l-.708.707A7.476 7.476 0 0 1 13.025 8c0 2.071-.84 3.946-2.197 5.303l.708.707z" />
<path d="M10.121 12.596A6.48 6.48 0 0 0 12.025 8a6.48 6.48 0 0 0-1.904-4.596l-.707.707A5.483 5.483 0 0 1 11.025 8a5.483 5.483 0 0 1-1.61 3.89l.706.706z" />
<path d="M8.707 11.182A4.486 4.486 0 0 0 10.025 8a4.486 4.486 0 0 0-1.318-3.182L8 5.525A3.489 3.489 0 0 1 9.025 8 3.49 3.49 0 0 1 8 10.475l.707.707zM6.717 3.55A.5.5 0 0 1 7 4v8a.5.5 0 0 1-.812.39L3.825 10.5H1.5A.5.5 0 0 1 1 10V6a.5.5 0 0 1 .5-.5h2.325l2.363-1.89a.5.5 0 0 1 .529-.06z" />
</g>
</svg>
</template>
<body>
<noscript>
<strong>You need to enable Javascript to use the embed widget.</strong>
</noscript>
<main v-scope v-cloak>
<div v-if="error.value !== false" class="error">
{{ error.value }}
<div v-scope="Logo()"></div>
</div>
<template v-else>
<div class="player">
<img :src="tracks[player.current]?.cover ?? cover.value" class="cover-image" />
<div class="player-content">
<h1>{{ tracks[player.current]?.title }}</h1>
<h2>{{ tracks[player.current]?.artist.name }}</h2>
</div>
<div class="player-controls">
<button @click="player.prev">
<span v-scope="Icon({ icon: 'prev' })"></span>
</button>
<button @click="player.togglePlay" class="play">
<span v-if="!player.playing" v-scope="Icon({ icon: 'play' })"></span>
<span v-else v-scope="Icon({ icon: 'pause' })"></span>
</button>
<button @click="player.next">
<span v-scope="Icon({ icon: 'next' })"></span>
</button>
<input
v-model.number="player.seek"
v-range="player.seek"
@input="player.seekTime"
type="range"
step="0.1"
/>
<button @click="volume.mute">
<span v-if="volume.level === 0" v-scope="Icon({ icon: 'mute' })"></span>
<span v-else v-scope="Icon({ icon: 'volume' })"></span>
</button>
<input
v-model.number="volume.level"
v-range="volume.level"
type="range"
step="0.1"
/>
</div>
<span v-scope="Logo()" class="logo-wrapper"></span>
</div>
<div class="track-list">
<table>
<tr
v-for="(track, index) in tracks"
:id="'queue-item-' + index"
:key="track.id"
role="button"
:class="{ 'current': player.current === index }"
@click="player.play(index)"
@keyup.enter="player.play(index)"
tabindex="0"
>
<td>
{{ index + 1 }}
</td>
<td :title="track.title">
{{ track.title }}
</td>
<td :title="track.artist.name">
{{ track.artist.name }}
</td>
<td :title="track.album?.title">
{{ track.album?.title }}
</td>
<td>
{{ formatDuration(track.sources?.[0].duration ?? 0) }}
</td>
</tr>
</table>
</div>
<audio v-effect="watchAudio($el, volume.level)" @vue:mounted="initializeMediaSession">
<source
v-for="source in tracks[player.current]?.sources ?? []"
:key="source.mimetype + source.listen_url"
:type="source.mimetype"
:src="source.listen_url"
>
</audio>
</template>
</main>
</body>
</html>