99 lines
4.3 KiB
JavaScript
99 lines
4.3 KiB
JavaScript
// functions/podcasts/[id].js
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const PODCASTINDEX_API_BASE = 'https://api.podcastindex.org/api/1.0';
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const PODCAST_API_KEY = 'YU5HMSDYBQQVYDF6QN4P';
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const PODCAST_API_SECRET = '8hCvpjSL7T$S7^5ftnf5MhqQwYUYVjM^fmUL3Ld$';
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async function sha1(str) {
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const encoder = new TextEncoder();
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const data = encoder.encode(str);
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const hashBuffer = await crypto.subtle.digest('SHA-1', data);
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const hashArray = Array.from(new Uint8Array(hashBuffer));
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return hashArray.map((b) => b.toString(16).padStart(2, '0')).join('');
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}
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async function getAuthHeaders() {
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const apiHeaderTime = Math.floor(Date.now() / 1000).toString();
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const combined = PODCAST_API_KEY + PODCAST_API_SECRET + apiHeaderTime;
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const authHeader = await sha1(combined);
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return {
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'User-Agent': 'MonochromeMusic/1.0',
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'X-Auth-Key': PODCAST_API_KEY,
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'X-Auth-Date': apiHeaderTime,
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Authorization: authHeader,
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};
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}
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export async function onRequest(context) {
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const { request, params, env } = context;
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const userAgent = request.headers.get('User-Agent') || '';
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const isBot =
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/discordbot|twitterbot|facebookexternalhit|bingbot|googlebot|slurp|whatsapp|pinterest|slackbot|telegrambot|linkedinbot|mastodon|signal|snapchat|redditbot|skypeuripreview|viberbot|linebot|embedly|quora|outbrain|tumblr|duckduckbot|yandexbot|rogerbot|showyoubot|kakaotalk|naverbot|seznambot|mediapartners|adsbot|petalbot|applebot|ia_archiver/i.test(
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userAgent
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);
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const podcastId = params.id;
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if (isBot && podcastId) {
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try {
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const headers = await getAuthHeaders();
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const response = await fetch(`${PODCASTINDEX_API_BASE}/podcasts/byfeedid?id=${podcastId}&pretty`, {
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method: 'GET',
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headers,
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});
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if (!response.ok) throw new Error(`PodcastIndex error: ${response.status}`);
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const data = await response.json();
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const feed = data.status === 'true' && data.feed ? data.feed : null;
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if (feed && feed.title) {
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const title = feed.title;
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const author = feed.author || feed.ownerName || '';
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const episodeCount = feed.episodeCount || 0;
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const _rawDescription = feed.description || '';
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const description = author
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? `Podcast by ${author} • ${episodeCount} Episodes\nListen on Monochrome`
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: `Podcast • ${episodeCount} Episodes\nListen on Monochrome`;
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const imageUrl = feed.image || feed.artwork || 'https://monochrome.tf/assets/appicon.png';
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const pageUrl = new URL(request.url).href;
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const metaHtml = `
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<title>${title}</title>
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<meta name="description" content="${description}">
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<meta name="theme-color" content="#000000">
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<meta property="og:site_name" content="Monochrome">
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<meta property="og:title" content="${title}">
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<meta property="og:description" content="${description}">
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<meta property="og:image" content="${imageUrl}">
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<meta property="og:type" content="website">
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<meta property="og:url" content="${pageUrl}">
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<meta name="twitter:card" content="summary_large_image">
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<meta name="twitter:title" content="${title}">
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<meta name="twitter:description" content="${description}">
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<meta name="twitter:image" content="${imageUrl}">
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</head>
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<body>
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<h1>${title}</h1>
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<p>${description}</p>
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<img src="${imageUrl}" alt="Podcast Cover">
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</body>
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</html>
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`;
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return new Response(metaHtml, { headers: { 'content-type': 'text/html;charset=UTF-8' } });
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}
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} catch (error) {
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console.error(`Error for podcast ${podcastId}:`, error);
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}
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}
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const url = new URL(request.url);
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url.pathname = '/';
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return env.ASSETS.fetch(new Request(url, request));
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}
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