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Feat: Notify ntfy on link update/analytics

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multipleof4
2025-11-10 13:10:13 -08:00
parent 4bcaa0cd65
commit 69ca09290e
1 changed files with 81 additions and 21 deletions
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102
functions/api/links/update.js
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@@ -1,28 +1,88 @@
const notify = (env, title, message, level = 1) =>
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 }) { export async function onRequestPost({ request, env }) {
try {
const { "cf-turnstile-response": token, ...body } = await request.json();
const vR = await fetch(
"https://challenges.cloudflare.com/turnstile/v0/siteverify",
{
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
secret: env.TURNSTILE_KEY,
response: token,
}),
}
);
if (!(await vR.json()).success)
return new Response("CAPTCHA verification failed.", { status: 403 });
const {
slug,
destination_url,
analytics_enabled,
username,
pass_hash,
} = body;
if (!slug || !destination_url || !username || !pass_hash)
return new Response("Missing fields", { status: 400 });
const user = await env.D1_EV.prepare(
"SELECT pass_hash, custom_slugs FROM users WHERE username = ?"
)
.bind(username)
.first();
if (user?.pass_hash !== pass_hash)
return new Response("Invalid credentials", { status: 401 });
let slugs = [];
try { try {
const { 'cf-turnstile-response': token, ...body } = await request.json(); slugs = JSON.parse(user.custom_slugs);
const vR = await fetch("https://challenges.cloudflare.com/turnstile/v0/siteverify", { method: "POST", headers: { "Content-Type": "application/json" }, body: JSON.stringify({ secret: env.TURNSTILE_KEY, response: token }) }); } catch {}
if (!(await vR.json()).success) return new Response("CAPTCHA verification failed.", { status: 403 });
const { slug, destination_url, analytics_enabled, username, pass_hash } = body; if (!Array.isArray(slugs) || !slugs.includes(slug))
if (!slug || !destination_url || !username || !pass_hash) return new Response("Missing fields", { status: 400 }); return new Response("Unauthorized", { status: 403 });
const user = await env.D1_EV.prepare("SELECT pass_hash, custom_slugs FROM users WHERE username = ?").bind(username).first(); let url = destination_url.startsWith("http")
if (user?.pass_hash !== pass_hash) return new Response("Invalid credentials", { status: 401 }); ? destination_url
: `https://${destination_url}`;
let slugs = []; try {
try { slugs = JSON.parse(user.custom_slugs) } catch {} new URL(url);
if (!Array.isArray(slugs) || !slugs.includes(slug)) return new Response("Unauthorized", { status: 403 }); } catch {
return new Response("Invalid destination URL", { status: 400 });
let url = destination_url.startsWith("http") ? destination_url : `https://${destination_url}`;
try { new URL(url) } catch { return new Response("Invalid destination URL", { status: 400 }) }
const dest_no_proto = url.replace(/^https?:\/\//, "");
const kvValue = analytics_enabled ? `✺${dest_no_proto}` : dest_no_proto;
await env.KV_EV.put(slug, kvValue);
return Response.json({ success: true });
} catch (e) {
return new Response(e.message, { status: 500 });
} }
const dest_no_proto = url.replace(/^https?:\/\//, "");
const kvValue = analytics_enabled ? `✺${dest_no_proto}` : dest_no_proto;
await env.KV_EV.put(slug, kvValue);
env.NTFY_TOPIC &&
notify(
env,
"4ev.link: link updated",
`user=${username} slug=${slug} dest=${dest_no_proto} analytics=${!!analytics_enabled}`,
1
);
return Response.json({ success: true });
} catch (e) {
return new Response(e.message, { status: 500 });
}
} }