From 3f3bbb75299a780583046d8775be314bf72f70ff Mon Sep 17 00:00:00 2001
From: fiatjaf <fiatjaf@gmail.com>
Date: Thu, 23 Mar 2023 08:09:49 -0300
Subject: [PATCH] ensure nip05 results are valid keys or nil.

---
 nip05/nip05.go | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/nip05/nip05.go b/nip05/nip05.go
index e5cff9c..2f97340 100644
--- a/nip05/nip05.go
+++ b/nip05/nip05.go
@@ -1,6 +1,7 @@
 package nip05
 
 import (
+	"encoding/hex"
 	"encoding/json"
 	"fmt"
 	"net/http"
@@ -52,7 +53,17 @@ func QueryIdentifier(fullname string) *nostr.ProfilePointer {
 		return nil
 	}
 
-	pubkey, _ := result.Names[name]
+	pubkey, ok := result.Names[name]
+	if !ok {
+		return nil
+	}
+
+	if len(pubkey) == 64 {
+		if _, err := hex.DecodeString(pubkey); err != nil {
+			return nil
+		}
+	}
+
 	relays, _ := result.Relays[pubkey]
 
 	return &nostr.ProfilePointer{