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replace tenor URLs

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janderedev 2022-04-30 21:01:37 +02:00
parent 9d035c4e2b
commit ccb652f737
Signed by: Lea
GPG key ID: 5D5E18ACB990F57A
1 changed files with 29 additions and 0 deletions
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29
bridge/src/discord/events.ts
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@ -14,6 +14,8 @@ const MAX_BRIDGED_FILE_SIZE = 8_000_000; // 8 MB
const RE_MENTION_USER = /<@!*[0-9]+>/g;
const RE_MENTION_CHANNEL = /<#[0-9]+>/g;
const RE_EMOJI = /<(a?)?:\w+:\d{18}?>/g;
const RE_TENOR = /^https:\/\/tenor.com\/view\/[^\s]+$/g;
const RE_TENOR_META = /<meta class="dynamic" property="og:url" content="[^\s]+">/g
client.on('messageDelete', async message => {
try {
@ -208,6 +210,33 @@ client.on('messageCreate', async message => {
// Replaces @mentions and #channel mentions
async function renderMessageBody(message: string): Promise<string> {
// Replace Tenor URLs so they render properly.
// We have to download the page first, then extract
// the `c.tenor.com` URL from the meta tags.
// Could query autumn but that's too much effort and I already wrote this.
if (RE_TENOR.test(message)) {
try {
logger.debug('Replacing tenor URL');
const res = await axios.get(
message,
{
headers: {
'User-Agent': 'AutoMod/1.0; https://github.com/janderedev/automod',
}
}
);
const metaTag = RE_TENOR_META.exec(res.data as string)?.[0];
if (metaTag) {
return metaTag
.replace('<meta class="dynamic" property="og:url" content="', '')
.replace('">', '');
}
} catch(e) { logger.warn(`Replacing tenor URL failed: ${e}`) }
}
// @mentions
message = await smartReplace(message, RE_MENTION_USER, async (match: string) => {
const id = match.replace('<@!', '').replace('<@', '').replace('>', '');