From 81bb46ed7be0a088d8fe2083c5b01596cdb7d6b0 Mon Sep 17 00:00:00 2001
From: benthecarman <benthecarman@live.com>
Date: Fri, 19 Jan 2024 15:48:18 +0000
Subject: [PATCH] Verify unsigned event ids

---
 crates/nostr/src/event/unsigned.rs | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/crates/nostr/src/event/unsigned.rs b/crates/nostr/src/event/unsigned.rs
index dcd8ae269..bd7ab8d8b 100644
--- a/crates/nostr/src/event/unsigned.rs
+++ b/crates/nostr/src/event/unsigned.rs
@@ -87,6 +87,22 @@ pub struct UnsignedEvent {
 }
 
 impl UnsignedEvent {
+    /// Verify if the [`EventId`] it's composed correctly
+    pub fn verify_id(&self) -> Result<(), Error> {
+        let id: EventId = EventId::new(
+            &self.pubkey,
+            self.created_at,
+            &self.kind,
+            &self.tags,
+            &self.content,
+        );
+        if id == self.id {
+            Ok(())
+        } else {
+            Err(Error::Event(super::Error::InvalidId))
+        }
+    }
+
     /// Sign an [`UnsignedEvent`]
     #[cfg(feature = "std")]
     pub fn sign(self, keys: &Keys) -> Result<Event, Error> {