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eventMatchesTemplate: drop nonce tags before comparison

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Alex Gleason 2023-11-20 19:57:03 -06:00
parent f4e334b5ff
commit e55ddbd8e6
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1 changed files with 14 additions and 0 deletions
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14
src/utils.ts
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@ -107,8 +107,22 @@ function dedupeEvents<K extends number>(events: Event<K>[]): Event<K>[] {
return [...new Map(events.map((event) => [event.id, event])).values()]; return [...new Map(events.map((event) => [event.id, event])).values()];
} }
/** Return a copy of the event with the given tags removed. */
function stripTags<E extends EventTemplate>(event: E, tags: string[] = []): E {
if (!tags.length) return event;
return {
...event,
tags: event.tags.filter(([name]) => !tags.includes(name)),
};
}
/** Ensure the template and event match on their shared keys. */ /** Ensure the template and event match on their shared keys. */
function eventMatchesTemplate(event: Event, template: EventTemplate): boolean { function eventMatchesTemplate(event: Event, template: EventTemplate): boolean {
const whitelist = ['nonce'];
event = stripTags(event, whitelist);
template = stripTags(template, whitelist);
return getEventHash(event) === getEventHash({ pubkey: event.pubkey, ...template }); return getEventHash(event) === getEventHash({ pubkey: event.pubkey, ...template });
} }