58 lines
1.7 KiB
JavaScript
58 lines
1.7 KiB
JavaScript
import { genericUserAgent } from "../../config.js";
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const headers = {
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'User-Agent': genericUserAgent,
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'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8',
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'Accept-Language': 'en-US,en;q=0.5',
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'Sec-Fetch-Mode': 'navigate',
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'Sec-Fetch-Site': 'none',
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}
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const resolveUrl = (url) => {
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return fetch(url, { headers })
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.then(r => {
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if (r.headers.get('location')) {
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return decodeURIComponent(r.headers.get('location'));
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}
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if (r.headers.get('link')) {
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const linkMatch = r.headers.get('link').match(/<(.*?)\/>/);
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return decodeURIComponent(linkMatch[1]);
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}
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return false;
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})
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.catch(() => false);
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}
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export default async function({ id, shareType, shortLink }) {
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let url = `https://web.facebook.com/i/videos/${id}`;
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if (shareType) url = `https://web.facebook.com/share/${shareType}/${id}`;
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if (shortLink) url = await resolveUrl(`https://fb.watch/${shortLink}`);
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const html = await fetch(url, { headers })
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.then(r => r.text())
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.catch(() => false);
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if (!html && shortLink) return { error: "fetch.short_link" }
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if (!html) return { error: "fetch.fail" };
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const urls = [];
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const hd = html.match('"browser_native_hd_url":(".*?")');
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const sd = html.match('"browser_native_sd_url":(".*?")');
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if (hd?.[1]) urls.push(JSON.parse(hd[1]));
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if (sd?.[1]) urls.push(JSON.parse(sd[1]));
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if (!urls.length) {
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return { error: "fetch.empty" };
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}
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const baseFilename = `facebook_${id || shortLink}`;
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return {
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urls: urls[0],
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filename: `${baseFilename}.mp4`,
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audioFilename: `${baseFilename}_audio`,
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};
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}
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