275 lines
8.9 KiB
TypeScript
275 lines
8.9 KiB
TypeScript
import { videoHasWebchat } from 'shared/lib/video'
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import type { ChatType } from 'shared/lib/types'
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interface VideoWatchLoadedHookOptions {
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videojs: any
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video: Video
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playlist?: any
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}
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function register ({ registerHook, peertubeHelpers }: RegisterOptions): void {
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const logger = {
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log: (s: string) => console.log('[peertube-plugin-livechat] ' + s),
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info: (s: string) => console.info('[peertube-plugin-livechat] ' + s),
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error: (s: string) => console.error('[peertube-plugin-livechat] ' + s),
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warn: (s: string) => console.warn('[peertube-plugin-livechat] ' + s)
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}
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let settings: any = {}
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function getBaseRoute (): string {
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// NB: this will come with Peertube > 3.2.1 (3.3.0?)
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if (peertubeHelpers.getBaseRouterRoute) {
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return peertubeHelpers.getBaseRouterRoute()
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}
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// We are guessing the route with the correct plugin version with this trick:
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const staticBase = peertubeHelpers.getBaseStaticRoute()
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// we can't use '/plugins/livechat/router', because the loaded html page needs correct relative paths.
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return staticBase.replace(/\/static.*$/, '/router')
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}
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function getIframeUri (video: Video): string | null {
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if (!settings) {
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logger.error('Settings are not initialized, too soon to compute the iframeUri')
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return null
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}
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let iframeUri = ''
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const chatType: ChatType = (settings['chat-type'] ?? 'disabled') as ChatType
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if (chatType === 'builtin-prosody' || chatType === 'builtin-converse') {
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// Using the builtin converseJS
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iframeUri = getBaseRoute() + '/webchat/room/' + encodeURIComponent(video.uuid)
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} else if (chatType === 'external-uri') {
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iframeUri = settings['chat-uri'] || ''
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iframeUri = iframeUri.replace(/{{VIDEO_UUID}}/g, encodeURIComponent(video.uuid))
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if (iframeUri.includes('{{CHANNEL_ID}}')) {
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if (!video.channel || !video.channel.id) {
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logger.error('Missing channel info in video object.')
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return null
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}
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iframeUri = iframeUri.replace(/{{CHANNEL_ID}}/g, encodeURIComponent(video.channel.id))
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}
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if (!/^https?:\/\//.test(iframeUri)) {
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logger.error('The webchaturi must begin with https://')
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return null
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}
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} else {
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logger.error('Chat disabled.')
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return null
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}
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if (iframeUri === '') {
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logger.error('No iframe uri')
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return null
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}
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return iframeUri
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}
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function displayButton (
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buttonContainer: HTMLElement,
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name: string,
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label: string,
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callback: () => void | boolean,
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icon: string | null
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): void {
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const button = document.createElement('button')
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button.classList.add(
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'peertube-plugin-livechat-button',
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'peertube-plugin-livechat-button-' + name
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)
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button.onclick = callback
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if (icon) {
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// FIXME: remove «as string» when peertube types will be available
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const iconUrl = peertubeHelpers.getBaseStaticRoute() + '/images/' + icon
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const iconEl = document.createElement('span')
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iconEl.classList.add('peertube-plugin-livechat-button-icon')
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iconEl.setAttribute('style',
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'background-image: url(\'' + iconUrl + '\');'
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)
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button.prepend(iconEl)
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button.setAttribute('title', label)
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} else {
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button.textContent = label
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}
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buttonContainer.append(button)
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}
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async function insertChatDom (container: HTMLElement, video: Video, showOpenBlank: boolean): Promise<void> {
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logger.log('Adding livechat in the DOM...')
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const p = new Promise<void>((resolve, reject) => {
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// eslint-disable-next-line @typescript-eslint/no-floating-promises
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Promise.all([
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peertubeHelpers.translate('Open chat'),
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peertubeHelpers.translate('Open chat in a new window'),
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peertubeHelpers.translate('Close chat')
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]).then(labels => {
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const labelOpen = labels[0]
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const labelOpenBlank = labels[1]
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const labelClose = labels[2]
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const iframeUri = getIframeUri(video)
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if (!iframeUri) {
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return reject(new Error('No uri, cant display the buttons.'))
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}
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const buttonContainer = document.createElement('div')
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buttonContainer.classList.add('peertube-plugin-livechat-buttons')
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container.append(buttonContainer)
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displayButton(buttonContainer, 'open', labelOpen, () => openChat(video), 'talking.svg')
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if (showOpenBlank) {
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displayButton(buttonContainer, 'openblank', labelOpenBlank, () => {
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closeChat()
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window.open(iframeUri)
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}, 'talking-new-window.svg')
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}
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displayButton(buttonContainer, 'close', labelClose, () => closeChat(), 'bye.svg')
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resolve()
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})
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})
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return p
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}
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function openChat (video: Video): void | boolean {
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if (!video) {
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logger.log('No video.')
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return false
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}
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logger.info('Trying to load the chat for video ' + video.uuid + '.')
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const iframeUri = getIframeUri(video)
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if (!iframeUri) {
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logger.error('Incorrect iframe uri')
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return false
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}
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const additionalStyles = settings['chat-style'] || ''
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logger.info('Opening the chat...')
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const container = document.getElementById('peertube-plugin-livechat-container')
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if (!container) {
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logger.error('Cant found the livechat container.')
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return false
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}
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if (container.querySelector('iframe')) {
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logger.error('Seems that there is already an iframe in the container.')
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return false
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}
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// Creating the iframe...
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const iframe = document.createElement('iframe')
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iframe.setAttribute('src', iframeUri)
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iframe.setAttribute('sandbox', 'allow-same-origin allow-scripts allow-popups allow-forms')
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iframe.setAttribute('frameborder', '0')
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if (additionalStyles) {
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iframe.setAttribute('style', additionalStyles)
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}
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container.append(iframe)
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container.setAttribute('peertube-plugin-livechat-state', 'open')
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// Hacking styles...
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hackStyles(true)
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}
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function closeChat (): void {
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const container = document.getElementById('peertube-plugin-livechat-container')
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if (!container) {
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logger.error('Cant close livechat, container not found.')
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return
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}
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container.querySelectorAll('iframe')
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.forEach(dom => dom.remove())
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container.setAttribute('peertube-plugin-livechat-state', 'closed')
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// Un-Hacking styles...
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hackStyles(false)
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}
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function initChat (video: Video): void {
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if (!video) {
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logger.error('No video provided')
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return
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}
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const placeholder = document.getElementById('plugin-placeholder-player-next')
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if (!placeholder) {
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logger.error('The required placeholder div is not present in the DOM.')
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return
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}
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let container = placeholder.querySelector('#peertube-plugin-livechat-container')
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if (container) {
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logger.log('The chat seems already initialized...')
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return
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}
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container = document.createElement('div')
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container.setAttribute('id', 'peertube-plugin-livechat-container')
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container.setAttribute('peertube-plugin-livechat-state', 'initializing')
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placeholder.append(container)
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peertubeHelpers.getSettings().then((s: any) => {
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settings = s
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logger.log('Checking if this video should have a chat...')
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if (!videoHasWebchat(s, video)) {
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logger.log('This video has no webchat')
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return
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}
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insertChatDom(container as HTMLElement, video, !!settings['chat-open-blank']).then(() => {
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if (settings['chat-auto-display']) {
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openChat(video)
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} else if (container) {
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container.setAttribute('peertube-plugin-livechat-state', 'closed')
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}
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}, () => {
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logger.error('insertChatDom has failed')
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})
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}, () => {
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logger.error('Cant get settings')
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})
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}
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let savedMyPluginFlexGrow: string | undefined
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function hackStyles (on: boolean): void {
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try {
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const myPluginPlaceholder: HTMLElement | null = document.querySelector('my-plugin-placeholder')
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if (on) {
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// Saving current style attributes and maximazing space for the chat
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if (myPluginPlaceholder) {
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savedMyPluginFlexGrow = myPluginPlaceholder.style.flexGrow // Should be "", but can be anything else.
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myPluginPlaceholder.style.flexGrow = '1'
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}
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} else {
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// restoring values...
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if (savedMyPluginFlexGrow !== undefined && myPluginPlaceholder) {
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myPluginPlaceholder.style.flexGrow = savedMyPluginFlexGrow
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}
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}
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} catch (err) {
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logger.error(`Failed hacking styles: '${err as string}'`)
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}
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}
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registerHook({
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target: 'action:video-watch.video.loaded',
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handler: ({
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video,
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playlist
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}: VideoWatchLoadedHookOptions) => {
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if (!video) {
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logger.error('No video argument in hook action:video-watch.video.loaded')
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return
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}
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if (playlist) {
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logger.info('We are in a playlist, we will not use the webchat')
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return
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}
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initChat(video)
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}
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})
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}
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export {
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register
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}
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