From 4145ba8a1caccec6a62ae40acca916a34e87ff09 Mon Sep 17 00:00:00 2001
From: Mike Dilger <mike@mikedilger.com>
Date: Fri, 20 Sep 2024 12:04:13 +1200
Subject: [PATCH] Send tags into spam filter

---
 filter.example.rhai           | 5 +++--
 gossip-lib/src/spam_filter.rs | 8 +++++++-
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/filter.example.rhai b/filter.example.rhai
index 2bfdd195..b5f6abe5 100644
--- a/filter.example.rhai
+++ b/filter.example.rhai
@@ -29,16 +29,17 @@
 //   caller        - a string that is one of "Process", "Thread",
 //                   "Inbox" or "Global" indicating which part of
 //                   the code is running your script
-//   content       - the event content as a string
 //   id            - the event ID, as a hex string
+//   pubkey        - the event author public key, as a hex string
 //   kind          - the event kind as an integer
+//   tags          - the event tags (array of array of strings)
+//   content       - the event content as a string
 //   muted         - if the author is in your mute list
 //   name          - if we have it, the name of the author (or your
 //                   petname), else an empty string
 //   nip05valid    - whether nip05 is valid for the author, as a
 //                   boolean
 //   pow           - the Proof of Work on the event
-//   pubkey        - the event author public key, as a hex string
 //   seconds_known - the number of seconds that the author of the
 //                   event has been known to gossip
 //   spamsafe      - true only if the event came in from a relay
diff --git a/gossip-lib/src/spam_filter.rs b/gossip-lib/src/spam_filter.rs
index e7c420e5..98b592d4 100644
--- a/gossip-lib/src/spam_filter.rs
+++ b/gossip-lib/src/spam_filter.rs
@@ -2,7 +2,7 @@ use crate::globals::GLOBALS;
 use crate::people::PersonList;
 use crate::profile::Profile;
 use crate::storage::{PersonTable, Table};
-use nostr_types::{Event, EventKind, Id, PublicKey, Unixtime};
+use nostr_types::{Event, EventKind, Id, PublicKey, Tag, Unixtime};
 use rhai::{CallFnOptions, Engine, Scope, AST};
 use std::fs;
 
@@ -68,6 +68,7 @@ pub fn filter_event(event: Event, caller: EventFilterCaller, spamsafe: bool) ->
                 rumor.pubkey,
                 rumor.kind,
                 rumor.content,
+                rumor.tags,
                 pow,
                 caller,
                 spamsafe,
@@ -81,6 +82,7 @@ pub fn filter_event(event: Event, caller: EventFilterCaller, spamsafe: bool) ->
             event.pubkey,
             event.kind,
             event.content,
+            event.tags,
             pow,
             caller,
             spamsafe,
@@ -93,6 +95,7 @@ fn inner_filter(
     pubkey: PublicKey,
     kind: EventKind,
     content: String,
+    mut tags: Vec<Tag>,
     pow: u8,
     caller: EventFilterCaller,
     spamsafe: bool,
@@ -117,6 +120,8 @@ fn inner_filter(
         return EventFilterAction::Allow;
     }
 
+    let tags: Vec<Vec<String>> = tags.drain(..).map(|t| t.into_inner()).collect();
+
     // NOTE numbers in rhai are i64 or f32
     let mut scope = Scope::new();
     scope
@@ -124,6 +129,7 @@ fn inner_filter(
         .push_constant("pubkey", pubkey.as_hex_string())
         .push_constant("kind", <EventKind as Into<u32>>::into(kind) as i64)
         .push_constant("content", content)
+        .push_constant("tags", tags)
         .push_constant(
             "nip05valid",
             match &author {