From 894635a90f77038f3517de515e152f7ad1bc5e20 Mon Sep 17 00:00:00 2001
From: multipleof4 <planetrenox@protonmail.com>
Date: Mon, 10 Nov 2025 13:10:36 -0800
Subject: [PATCH] Feat: Notify ntfy on signup

---
 functions/api/signup.js | 69 +++++++++++++++++++++++++++++++++--------
 1 file changed, 56 insertions(+), 13 deletions(-)

diff --git a/functions/api/signup.js b/functions/api/signup.js
index 9774015..aac920d 100644
--- a/functions/api/signup.js
+++ b/functions/api/signup.js
@@ -1,18 +1,61 @@
+const notify = (env, title, message, level = 2) =>
+  env.NTFY_TOPIC
+    ? fetch(`https://ntfy.sh/${env.NTFY_TOPIC}`, {
+        method: "POST",
+        headers: {
+          "Content-Type": "text/plain",
+          Title: title,
+          Priority: String(level),
+        },
+        body: message,
+      }).catch(() => {})
+    : Promise.resolve();
+
 export async function onRequestPost({ request, env }) {
-    try {
-        const { 'g-recaptcha-response': token, ...body } = await request.json();
-        const vR = await fetch("https://www.google.com/recaptcha/api/siteverify", { method: "POST", headers: { "Content-Type": "application/x-www-form-urlencoded" }, body: `secret=${env.RECAPCHA_KEY}&response=${token}` });
-        if (!(await vR.json()).success) return new Response("CAPTCHA verification failed.", { status: 403 });
+  try {
+    const { "g-recaptcha-response": token, ...body } = await request.json();
 
-        const { username, pass_hash } = body;
-        if (!username || !pass_hash) return new Response("Missing fields", { status: 400 });
+    const vR = await fetch(
+      "https://www.google.com/recaptcha/api/siteverify",
+      {
+        method: "POST",
+        headers: { "Content-Type": "application/x-www-form-urlencoded" },
+        body: `secret=${env.RECAPCHA_KEY}&response=${token}`,
+      }
+    );
 
-        if (await env.D1_EV.prepare("SELECT 1 FROM users WHERE username = ?").bind(username).first())
-            return new Response("User already exists", { status: 409 });
+    if (!(await vR.json()).success)
+      return new Response("CAPTCHA verification failed.", { status: 403 });
 
-        await env.D1_EV.prepare("INSERT INTO users (username, pass_hash) VALUES (?, ?)").bind(username, pass_hash).run();
-        return Response.json({ success: true, username: username }, { status: 201 });
-    } catch (e) {
-        return new Response(e.message, { status: 500 });
-    }
+    const { username, pass_hash } = body;
+    if (!username || !pass_hash)
+      return new Response("Missing fields", { status: 400 });
+
+    if (
+      await env.D1_EV.prepare(
+        "SELECT 1 FROM users WHERE username = ?"
+      )
+        .bind(username)
+        .first()
+    )
+      return new Response("User already exists", { status: 409 });
+
+    await env.D1_EV.prepare(
+      "INSERT INTO users (username, pass_hash) VALUES (?, ?)"
+    )
+      .bind(username, pass_hash)
+      .run();
+
+    env.NTFY_TOPIC &&
+      notify(
+        env,
+        "4ev.link: signup",
+        `user=${username}`,
+        2
+      );
+
+    return Response.json({ success: true, username }, { status: 201 });
+  } catch (e) {
+    return new Response(e.message, { status: 500 });
+  }
 }