Add support for embedding TikTok videos

This commit is contained in:
Jackson Harper
2024-05-13 13:30:54 +08:00
parent 036889eadc
commit 4d0f1bec88
7 changed files with 147 additions and 8 deletions

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@ -39,6 +39,7 @@ import { WeixinQqHandler } from './websites/weixin-qq-handler'
import { WikipediaHandler } from './websites/wikipedia-handler' import { WikipediaHandler } from './websites/wikipedia-handler'
import { YoutubeHandler } from './websites/youtube-handler' import { YoutubeHandler } from './websites/youtube-handler'
import { ZhihuHandler } from './websites/zhihu-handler' import { ZhihuHandler } from './websites/zhihu-handler'
import { TikTokHandler } from './websites/tiktok-handler'
const validateUrlString = (url: string): boolean => { const validateUrlString = (url: string): boolean => {
const u = new URL(url) const u = new URL(url)
@ -83,6 +84,7 @@ const contentHandlers: ContentHandler[] = [
new WeixinQqHandler(), new WeixinQqHandler(),
new ZhihuHandler(), new ZhihuHandler(),
new TwitterHandler(), new TwitterHandler(),
new TikTokHandler(),
] ]
const newsletterHandlers: ContentHandler[] = [ const newsletterHandlers: ContentHandler[] = [

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@ -0,0 +1,100 @@
import { ContentHandler, PreHandleResult } from '../content-handler'
import axios from 'axios'
import _ from 'underscore'
const getRedirectUrl = async (url: string): Promise<string | null> => {
try {
const response = await axios.get(url, {
maxRedirects: 0,
validateStatus: (status) => status === 302,
})
return response.headers.location as string
} catch (error: any) {
if (error.response && error.response.headers.location) {
return error.response.headers.location
}
console.error('No redirect or network error occurred:', error.message)
return null
}
}
const escapeTitle = (title: string) => {
return _.escape(title)
}
export class TikTokHandler extends ContentHandler {
constructor() {
super()
this.name = 'TikTok'
}
shouldPreHandle(url: string): boolean {
const u = new URL(url)
return u.hostname.endsWith('tiktok.com')
}
async preHandle(url: string): Promise<PreHandleResult> {
let fetchUrl = url
const u = new URL(url)
if (
u.hostname.startsWith('vm.tiktok.com') ||
u.hostname.startsWith('vt.tiktok.com')
) {
// Fetch the full URL
const redirectedUrl = await getRedirectUrl(url)
if (!redirectedUrl) {
throw new Error('Could not fetch redirect URL for: ' + url)
}
fetchUrl = redirectedUrl
}
const oembedUrl =
`https://www.tiktok.com/oembed?format=json&url=` +
encodeURIComponent(fetchUrl)
const oembed = (await axios.get(oembedUrl.toString())).data as {
title: string
width: number
height: number
html: string
thumbnail_url: string
author_name: string
author_url: string
}
console.log('oembed results: ', oembed)
// escape html entities in title
const title = oembed.title
const escapedTitle = escapeTitle(title)
const ratio = oembed.width / oembed.height
const thumbnail = oembed.thumbnail_url
const height = 350
const width = height * ratio
const authorName = _.escape(oembed.author_name)
// <p><a href="${url}" target="_blank">${escapedTitle}</a></p>
const content = `
<html>
<head><title>TikTok page</title>
<meta property="og:image" content="${thumbnail}" />
<meta property="og:image:secure_url" content="${thumbnail}" />
<meta property="og:title" content="${escapedTitle}" />
<meta property="og:description" content="" />
<meta property="og:article:author" content="${authorName}" />
<meta property="og:site_name" content="TikTok" />
<meta property="og:type" content="video" />
</head>
<body>
<div>
<article id="_omnivore_tiktok">
<div id="_omnivore_tiktok_video">
${oembed.html}
</div>
<p itemscope="" itemprop="author" itemtype="http://schema.org/Person">By <a href="${oembed.author_url}" target="_blank">${authorName}</a></p>
</article>
</div>
</body>
</html>`
console.log('content, title', title, content)
return { content, title }
}
}

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@ -263,7 +263,7 @@ Readability.prototype = {
// These are the classes that we want to keep. // These are the classes that we want to keep.
CLASSES_TO_PRESERVE: [ CLASSES_TO_PRESERVE: [
"page", "twitter-tweet", "tweet-placeholder", "instagram-placeholder", "morning-brew-markets", "prism-code" "page", "twitter-tweet", "tweet-placeholder", "instagram-placeholder", "morning-brew-markets", "prism-code", "tiktok-embed"
], ],
// Classes of placeholder elements that can be empty but shouldn't be removed // Classes of placeholder elements that can be empty but shouldn't be removed

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@ -16,6 +16,7 @@ declare global {
AndroidWebKitMessenger?: AndroidWebKitMessenger AndroidWebKitMessenger?: AndroidWebKitMessenger
themeKey?: string themeKey?: string
twttr?: EmbedTweetWidget twttr?: EmbedTweetWidget
tiktokEmbed?: EmbedTiktokWidget
} }
} }
@ -50,3 +51,9 @@ export interface EmbedTweetWidget {
} }
[key: string]: string | { createTweet: unknown } [key: string]: string | { createTweet: unknown }
} }
export interface EmbedTiktokWidget {
lib: {
render: (tiktoksOnPage) => void
}
}

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@ -67,9 +67,8 @@ export function Article(props: ArticleProps): JSX.Element {
const [lightboxOpen, setLightboxOpen] = useState(false) const [lightboxOpen, setLightboxOpen] = useState(false)
const [imageSrcs, setImageSrcs] = useState<SlideImage[]>([]) const [imageSrcs, setImageSrcs] = useState<SlideImage[]>([])
const [lightboxIndex, setlightBoxIndex] = useState(0) const [lightboxIndex, setlightBoxIndex] = useState(0)
const [linkHoverData, setlinkHoverData] = useState< const [linkHoverData, setlinkHoverData] =
LinkHoverData | undefined useState<LinkHoverData | undefined>()
>()
useEffect(() => { useEffect(() => {
;(async () => { ;(async () => {
@ -247,6 +246,36 @@ export function Article(props: ArticleProps): JSX.Element {
} }
}, []) }, [])
useEffect(() => {
const tikTokPlaceholders = Array.from(
document.getElementsByClassName('tiktok-embed')
)
if (tikTokPlaceholders.length > 0) {
;(async () => {
const tkScriptUrl = 'https://www.tiktok.com/embed.js'
const tkScriptWindowFieldName = 'tiktok'
const tkScriptName = tkScriptWindowFieldName
await new Promise((resolve, reject) => {
if (!loadjs.isDefined(tkScriptName)) {
loadjs(tkScriptUrl, tkScriptName)
}
loadjs.ready(tkScriptName, {
success: () => {
if (window.tiktokEmbed) {
window.tiktokEmbed.lib.render(tikTokPlaceholders)
}
resolve(true)
},
error: () => reject(new Error('Could not load TikTok handler')),
})
})
})()
}
}, [])
useEffect(() => { useEffect(() => {
// Get all images with initial sizes, if they are small // Get all images with initial sizes, if they are small
// make sure they get displayed small // make sure they get displayed small

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@ -1,14 +1,14 @@
const ContentSecurityPolicy = ` const ContentSecurityPolicy = `
default-src 'self'; default-src 'self';
base-uri 'self'; base-uri 'self';
connect-src 'self' ${process.env.NEXT_PUBLIC_SERVER_BASE_URL} https://proxy-prod.omnivore-image-cache.app https://accounts.google.com https://proxy-demo.omnivore-image-cache.app https://storage.googleapis.com https://widget.intercom.io https://api-iam.intercom.io https://static.intercomassets.com https://downloads.intercomcdn.com https://platform.twitter.com wss://nexus-websocket-a.intercom.io wss://nexus-websocket-b.intercom.io wss://nexus-europe-websocket.intercom.io wss://nexus-australia-websocket.intercom.io https://uploads.intercomcdn.com https://tools.applemediaservices.com; connect-src 'self' ${process.env.NEXT_PUBLIC_SERVER_BASE_URL} https://proxy-prod.omnivore-image-cache.app https://accounts.google.com https://proxy-demo.omnivore-image-cache.app https://storage.googleapis.com https://widget.intercom.io https://api-iam.intercom.io https://static.intercomassets.com https://downloads.intercomcdn.com https://platform.twitter.com wss://nexus-websocket-a.intercom.io wss://nexus-websocket-b.intercom.io wss://nexus-europe-websocket.intercom.io wss://nexus-australia-websocket.intercom.io https://uploads.intercomcdn.com https://tools.applemediaservices.com wss://www.tiktok.com;
font-src 'self' data: https://cdn.jsdelivr.net https://js.intercomcdn.com https://fonts.intercomcdn.com; font-src 'self' data: https://cdn.jsdelivr.net https://js.intercomcdn.com https://fonts.intercomcdn.com;
form-action 'self' ${process.env.NEXT_PUBLIC_SERVER_BASE_URL} https://getpocket.com/auth/authorize https://intercom.help https://api-iam.intercom.io https://api-iam.eu.intercom.io https://api-iam.au.intercom.io https://www.notion.so https://api.notion.com; form-action 'self' ${process.env.NEXT_PUBLIC_SERVER_BASE_URL} https://getpocket.com/auth/authorize https://intercom.help https://api-iam.intercom.io https://api-iam.eu.intercom.io https://api-iam.au.intercom.io https://www.notion.so https://api.notion.com;
frame-ancestors 'none'; frame-ancestors 'none';
frame-src 'self' https://accounts.google.com https://platform.twitter.com https://www.youtube.com https://www.youtube-nocookie.com https://www.google.com/recaptcha/ https://recaptcha.google.com/recaptcha/ https://www.recaptcha.net; frame-src 'self' https://accounts.google.com https://platform.twitter.com https://www.youtube.com https://www.youtube-nocookie.com https://www.google.com/recaptcha/ https://recaptcha.google.com/recaptcha/ https://www.recaptcha.net https://www.tiktok.com;
manifest-src 'self'; manifest-src 'self';
script-src 'self' 'unsafe-inline' 'unsafe-eval' accounts.google.com https://widget.intercom.io https://js.intercomcdn.com https://platform.twitter.com https://cdnjs.cloudflare.com https://cdn.jsdelivr.net https://www.google.com/recaptcha/ https://www.gstatic.com/recaptcha/ https://www.recaptcha.net https://www.gstatic.cn/; script-src 'self' 'unsafe-inline' 'unsafe-eval' accounts.google.com https://widget.intercom.io https://js.intercomcdn.com https://platform.twitter.com https://cdnjs.cloudflare.com https://cdn.jsdelivr.net https://www.google.com/recaptcha/ https://www.gstatic.com/recaptcha/ https://www.recaptcha.net https://www.gstatic.cn/ https://*.neutral.ttwstatic.com https://www.tiktok.com/embed.js;
style-src 'self' 'unsafe-inline' https://accounts.google.com https://cdnjs.cloudflare.com; style-src 'self' 'unsafe-inline' https://accounts.google.com https://cdnjs.cloudflare.com https://*.neutral.ttwstatic.com;
img-src 'self' blob: data: https:; img-src 'self' blob: data: https:;
worker-src 'self' blob:; worker-src 'self' blob:;
media-src https://js.intercomcdn.com; media-src https://js.intercomcdn.com;

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