From 7dda553918705277c7fa5b903c6a40e4b4a0aa8d Mon Sep 17 00:00:00 2001
From: DanConwayDev <DanConwayDev@protonmail.com>
Date: Fri, 21 Nov 2025 04:44:40 +0000
Subject: add nip11

---
 src/http/mod.rs | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'src/http/mod.rs')

diff --git a/src/http/mod.rs b/src/http/mod.rs
index 4690790..7c0e7bb 100644
--- a/src/http/mod.rs
+++ b/src/http/mod.rs
@@ -2,6 +2,7 @@
 ///
 /// Provides hyper HTTP server with WebSocket upgrade support for the Nostr relay.
 pub mod landing;
+pub mod nip11;
 
 use std::future::Future;
 use std::net::SocketAddr;
@@ -46,6 +47,32 @@ impl Service<Request<Incoming>> for HttpService {
     fn call(&self, req: Request<Incoming>) -> Self::Future {
         let base = Response::builder().header("server", "ngit-grasp");
 
+        // Check for NIP-11 relay information request (Accept: application/nostr+json)
+        if let Some(accept) = req.headers().get("accept") {
+            if accept
+                .to_str()
+                .map(|s| s.contains("application/nostr+json"))
+                .unwrap_or(false)
+            {
+                let doc = nip11::RelayInformationDocument::from_config(&self.config);
+                let json = doc.to_json().unwrap_or_else(|e| {
+                    tracing::error!("Failed to serialize NIP-11 document: {}", e);
+                    "{}".to_string()
+                });
+                
+                tracing::debug!("Serving NIP-11 relay information document to {}", self.remote);
+                
+                return Box::pin(async move {
+                    Ok(base
+                        .status(200)
+                        .header("content-type", "application/nostr+json")
+                        .header("access-control-allow-origin", "*")
+                        .body(json)
+                        .unwrap())
+                });
+            }
+        }
+
         // Check if this is a WebSocket upgrade request
         if let (Some(c), Some(w)) = (
             req.headers().get("connection"),
-- 
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