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fix: opengraph middleware

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Kieran
2024-01-10 20:06:57 +00:00
parent 8cca297d6d
commit 326ce2ba68
1 changed files with 21 additions and 23 deletions
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28
functions/_middleware.ts
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@ -28,19 +28,16 @@ export const onRequest: PagesFunction<Env> = async context => {
const u = new URL(context.request.url); const u = new URL(context.request.url);
const prefixes = ["npub1", "nprofile1", "naddr1", "nevent1", "note1"]; const prefixes = ["npub1", "nprofile1", "naddr1", "nevent1", "note1"];
const isEntityPath = () => { const isEntityPath = prefixes.some(
return prefixes.some(
a => u.pathname.startsWith(`/${a}`) || u.pathname.startsWith(`/e/${a}`) || u.pathname.startsWith(`/p/${a}`), a => u.pathname.startsWith(`/${a}`) || u.pathname.startsWith(`/e/${a}`) || u.pathname.startsWith(`/p/${a}`),
); );
};
const nostrAddress = u.pathname.match(/^\/([a-zA-Z0-9_]+)$/i); const nostrAddress = u.pathname.match(/^\/([a-zA-Z0-9_]+)$/i);
const next = await context.next(); const next = await context.next();
if (u.pathname != "/" && (isEntityPath() || nostrAddress)) { if (u.pathname != "/" && (isEntityPath || nostrAddress)) {
//console.log("Handeling path: ", u.pathname, isEntityPath, nostrAddress[1]);
try { try {
let id = nostrAddress ? nostrAddress[1] : u.pathname.split("/").at(-1); let id = u.pathname.split("/").at(-1);
if (nostrAddress) { if (!isEntityPath && nostrAddress) {
const pubkey = await fetchNostrAddress(id, HOST); const pubkey = await fetchNostrAddress(id, HOST);
if (pubkey) { if (pubkey) {
id = bech32.encode("npub", bech32.toWords(fromHex(pubkey))); id = bech32.encode("npub", bech32.toWords(fromHex(pubkey)));
@ -48,9 +45,11 @@ export const onRequest: PagesFunction<Env> = async context => {
return next; return next;
} }
} }
const rsp = await fetch( const fetchApi = `http://nostr.api.v0l.io/api/v1/opengraph/${id}?canonical=${encodeURIComponent(
`http://nostr.api.v0l.io/api/v1/opengraph/${id}?canonical=${encodeURIComponent(`https://${HOST}/%s`)}`, `https://${HOST}/%s`,
{ )}`;
console.log("Fetching tags from: ", fetchApi);
const rsp = await fetch(fetchApi, {
method: "POST", method: "POST",
body: await next.arrayBuffer(), body: await next.arrayBuffer(),
headers: { headers: {
@ -58,8 +57,7 @@ export const onRequest: PagesFunction<Env> = async context => {
"content-type": "text/html", "content-type": "text/html",
accept: "text/html", accept: "text/html",
}, },
}, });
);
if (rsp.ok) { if (rsp.ok) {
const body = await rsp.text(); const body = await rsp.text();
if (body.length > 0) { if (body.length > 0) {
@ -70,8 +68,8 @@ export const onRequest: PagesFunction<Env> = async context => {
}); });
} }
} }
} catch { } catch (e) {
// ignore console.error(e);
} }
} }
return next; return next;