MVP

handlers/user-atom-feed.ts

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+import { Context } from "@oak/oak";
+import { log } from "../log.ts";
+import { lookupPubkeyByUsername } from "../ldap.ts";
+import { fetchArticlesByAuthor, fetchProfileEvent } from "../nostr.ts";
+import { profileAtomFeed } from "../feeds.ts";
+import Article from "../models/article.ts";
+import Profile from "../models/profile.ts";
+
+const userAtomFeedHandler = async function (ctx: Context) {
+  const username = ctx.params.user.replace(/^(@|~)/, "");
+  const pubkey = await lookupPubkeyByUsername(username);
+
+  if (!pubkey) {
+    ctx.response.status = 404;
+    ctx.response.body = "Not Found";
+    return;
+  }
+
+  try {
+    const profileEvent = await fetchProfileEvent(pubkey);
+    const profile = new Profile(profileEvent, username);
+
+    if (profileEvent && profile.nip05) {
+      const articleEvents = await fetchArticlesByAuthor(pubkey);
+      const articles = articleEvents.map((a) => new Article(a));
+      const atom = profileAtomFeed(profile, articles);
+
+      ctx.response.headers.set("Content-Type", "application/atom+xml");
+      ctx.response.body = atom;
+    } else {
+      ctx.response.status = 404;
+      ctx.response.body = "Not Found";
+    }
+  } catch (e) {
+    log(e, "yellow");
+    ctx.response.status = 404;
+    ctx.response.body = "Not Found";
+  }
+};
+
+export default userAtomFeedHandler;