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Twitter embeds

This commit is contained in:
Madeline 2022-10-03 23:38:53 +11:00
parent 40620daa4e
commit e8815f1fd5
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3 changed files with 102 additions and 11 deletions

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@ -192,19 +192,21 @@ export async function postHandleMessage(message: Message) {
const url = new URL(link);
// bit gross, but whatever!
const { endpointPublic } = Config.get().cdn;
const handler = url.hostname == new URL(endpointPublic!).hostname ? EmbedHandlers["self"] : EmbedHandlers[url.hostname] || EmbedHandlers["default"];
const endpointPublic = Config.get().cdn.endpointPublic || "http://127.0.0.1"; // lol
const handler = url.hostname == new URL(endpointPublic).hostname ? EmbedHandlers["self"] : EmbedHandlers[url.hostname] || EmbedHandlers["default"];
try {
const res = await handler(url);
if (!res) continue;
embed = res;
// tried to use shorthand but types didn't like me L
if (Array.isArray(res))
data.embeds.push(...res)
else
data.embeds.push(res);
}
catch (e) {
continue;
}
data.embeds.push(embed);
}
await Promise.all([

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@ -16,7 +16,7 @@ export const DEFAULT_FETCH_OPTIONS: any = {
method: "GET",
};
export const getProxyUrl = (url: URL, width: number, height: number) => {
export const getProxyUrl = (url: URL, width: number, height: number): string => {
const { endpointPublic, resizeWidthMax, resizeHeightMax, imagorServerUrl } = Config.get().cdn;
const secret = Config.get().security.jwtSecret; // maybe shouldn't use this?
width = Math.min(width || 500, resizeWidthMax || width);
@ -116,7 +116,7 @@ const genericImageHandler = async (url: URL): Promise<Embed | null> => {
};
};
export const EmbedHandlers: { [key: string]: (url: URL) => Promise<Embed | null>; } = {
export const EmbedHandlers: { [key: string]: (url: URL) => Promise<Embed | Embed[] | null>; } = {
// the url does not have a special handler
"default": async (url: URL) => {
const type = await fetch(url, {
@ -168,6 +168,89 @@ export const EmbedHandlers: { [key: string]: (url: URL) => Promise<Embed | null>
// TODO: twitter, facebook
// have to use their APIs or something because they don't send the metas in initial html
"twitter.com": (url: URL) => { return EmbedHandlers["www.twitter.com"](url); },
"www.twitter.com": async (url: URL) => {
const token = Config.get().external.twitter;
if (!token) return null; // todo move to config
if (!url.href.includes("/status/")) return null; // TODO;
const id = url.pathname.split("/")[3]; // super bad lol
if (!parseInt(id)) return null;
const endpointUrl = `https://api.twitter.com/2/tweets/${id}`
+ `?expansions=author_id,attachments.media_keys`
+ `&media.fields=url,width,height`
+ `&tweet.fields=created_at,public_metrics`
+ `&user.fields=profile_image_url`;
const response = await fetch(endpointUrl, {
...DEFAULT_FETCH_OPTIONS,
headers: {
authorization: `Bearer ${token}`,
}
});
const json = await response.json();
if (json.errors) return null;
const author = json.includes.users[0];
const text = json.data.text;
const created_at = new Date(json.data.created_at);
const metrics = json.data.public_metrics;
let media = json.includes.media?.filter((x: any) => x.type == "photo") as any[]; // TODO: video
const embed: Embed = {
type: EmbedType.rich,
url: `${url.origin}${url.pathname}`,
description: text,
author: {
url: `https://twitter.com/${author.username}`,
name: `${author.name} (@${author.username})`,
proxy_icon_url: getProxyUrl(new URL(author.profile_image_url), 400, 400),
icon_url: author.profile_image_url,
},
timestamp: created_at,
fields: [
{ inline: true, name: "Likes", value: metrics.like_count.toString() },
{ inline: true, name: "Retweet", value: metrics.retweet_count.toString() },
],
color: 1942002,
footer: {
text: "Twitter",
proxy_icon_url: getProxyUrl(new URL("https://abs.twimg.com/icons/apple-touch-icon-192x192.png"), 192, 192),
icon_url: "https://abs.twimg.com/icons/apple-touch-icon-192x192.png"
},
// Discord doesn't send this?
// provider: {
// name: "Twitter",
// url: "https://twitter.com"
// },
};
if (media) {
embed.image = {
width: media[0].width,
height: media[0].height,
url: media[0].url,
proxy_url: getProxyUrl(new URL(media[0].url), media[0].width, media[0].height)
};
media.shift();
}
return embed;
// TODO: Client won't merge these into a single embed, for some reason.
// return [embed, ...media.map((x: any) => ({
// // generate new embeds for each additional attachment
// type: EmbedType.rich,
// url: url.href,
// image: {
// width: x.width,
// height: x.height,
// url: x.url,
// proxy_url: getProxyUrl(new URL(x.url), x.width, x.height)
// }
// }))];
},
"open.spotify.com": async (url: URL) => {
const response = await doFetch(url);
if (!response) return null;
@ -191,7 +274,7 @@ export const EmbedHandlers: { [key: string]: (url: URL) => Promise<Embed | null>
};
},
"pixiv.net": async (url: URL) => { return EmbedHandlers["www.pixiv.net"](url); },
"pixiv.net": (url: URL) => { return EmbedHandlers["www.pixiv.net"](url); },
"www.pixiv.net": async (url: URL) => {
const response = await doFetch(url);
if (!response) return null;
@ -242,7 +325,7 @@ export const EmbedHandlers: { [key: string]: (url: URL) => Promise<Embed | null>
};
},
"reddit.com": async (url: URL) => { return EmbedHandlers["www.reddit.com"](url); },
"reddit.com": (url: URL) => { return EmbedHandlers["www.reddit.com"](url); },
"www.reddit.com": async (url: URL) => {
const res = await EmbedHandlers["default"](url);
return {
@ -254,7 +337,7 @@ export const EmbedHandlers: { [key: string]: (url: URL) => Promise<Embed | null>
};
},
"youtube.com": async (url: URL) => { return EmbedHandlers["www.youtube.com"](url); },
"youtube.com": (url: URL) => { return EmbedHandlers["www.youtube.com"](url); },
"www.youtube.com": async (url: URL): Promise<Embed | null> => {
const response = await doFetch(url);
if (!response) return null;
@ -304,4 +387,4 @@ export const EmbedHandlers: { [key: string]: (url: URL) => Promise<Embed | null>
}
};
},
};
};;

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@ -209,6 +209,9 @@ export interface ConfigValue {
traceSampleRate: number;
environment: string;
};
external: {
twitter: string | null;
}
}
export const DefaultConfigOptions: ConfigValue = {
@ -418,4 +421,7 @@ export const DefaultConfigOptions: ConfigValue = {
traceSampleRate: 1.0,
environment: hostname(),
},
external: {
twitter: null,
}
};