From 418dbd6d0cc59876ef06829f71a0d978f4463446 Mon Sep 17 00:00:00 2001
From: Alex Gleason <alex@alexgleason.me>
Date: Fri, 22 Nov 2024 10:49:05 -0600
Subject: [PATCH] Let a proxy tag not be a URL (to support atproto URIs)

---
 src/storages/EventsDB.ts |  4 ++--
 src/utils.ts             | 19 +------------------
 2 files changed, 3 insertions(+), 20 deletions(-)

diff --git a/src/storages/EventsDB.ts b/src/storages/EventsDB.ts
index 4413ef5e..6dccdcb2 100644
--- a/src/storages/EventsDB.ts
+++ b/src/storages/EventsDB.ts
@@ -10,7 +10,7 @@ import { nip27 } from 'nostr-tools';
 import { DittoTables } from '@/db/DittoTables.ts';
 import { dbEventsCounter } from '@/metrics.ts';
 import { RelayError } from '@/RelayError.ts';
-import { isNostrId, isURL } from '@/utils.ts';
+import { isNostrId } from '@/utils.ts';
 import { abortError } from '@/utils/abort.ts';
 import { purifyEvent } from '@/utils/purify.ts';
 import { DittoEvent } from '@/interfaces/DittoEvent.ts';
@@ -49,7 +49,7 @@ class EventsDB extends NPostgres {
     'n': ({ count, value }) => count < 50 && value.length < 50,
     'P': ({ count, value }) => count === 0 && isNostrId(value),
     'p': ({ event, count, value }) => (count < 15 || event.kind === 3) && isNostrId(value),
-    'proxy': ({ count, value }) => count === 0 && isURL(value),
+    'proxy': ({ count, value }) => count === 0 && value.length < 256,
     'q': ({ event, count, value }) => count === 0 && event.kind === 1 && isNostrId(value),
     'r': ({ event, count }) => (event.kind === 1985 ? count < 20 : count < 3),
     't': ({ event, count, value }) => (event.kind === 1985 ? count < 20 : count < 5) && value.length < 50,
diff --git a/src/utils.ts b/src/utils.ts
index a1298de9..02827785 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -1,6 +1,5 @@
 import { NostrEvent, NSchema as n } from '@nostrify/nostrify';
 import { nip19 } from 'nostr-tools';
-import { z } from 'zod';
 
 /** Get the current time in Nostr format. */
 const nostrNow = (): number => Math.floor(Date.now() / 1000);
@@ -69,11 +68,6 @@ function isNostrId(value: unknown): boolean {
   return n.id().safeParse(value).success;
 }
 
-/** Test whether the value is a URL. */
-function isURL(value: unknown): boolean {
-  return z.string().url().safeParse(value).success;
-}
-
 /** Render an empty author event so other things can stick to it. */
 function fallbackAuthor(pubkey: string): NostrEvent {
   return {
@@ -87,17 +81,6 @@ function fallbackAuthor(pubkey: string): NostrEvent {
   };
 }
 
-export {
-  bech32ToPubkey,
-  eventAge,
-  fallbackAuthor,
-  findTag,
-  isNostrId,
-  isURL,
-  type Nip05,
-  nostrDate,
-  nostrNow,
-  parseNip05,
-};
+export { bech32ToPubkey, eventAge, fallbackAuthor, findTag, isNostrId, type Nip05, nostrDate, nostrNow, parseNip05 };
 
 export { Time } from '@/utils/time.ts';