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PreventTimestampsInThePast() and PreventTimestampsInTheFuture() helpers.

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fiatjaf 2023-11-04 18:21:26 -03:00
parent c0848182c4
commit 0ad33f78f1
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1 changed files with 18 additions and 0 deletions
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18
plugins/events.go
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@ -56,3 +56,21 @@ func RestrictToSpecifiedKinds(kinds ...uint16) func(context.Context, *nostr.Even
return true, "event kind not allowed"
}
}
func PreventTimestampsInThePast(thresholdSeconds nostr.Timestamp) func(context.Context, *nostr.Event) (bool, string) {
return func(ctx context.Context, event *nostr.Event) (reject bool, msg string) {
if nostr.Now()-event.CreatedAt > thresholdSeconds {
return true, "event too old"
}
return false, ""
}
}
func PreventTimestampsInTheFuture(thresholdSeconds nostr.Timestamp) func(context.Context, *nostr.Event) (bool, string) {
return func(ctx context.Context, event *nostr.Event) (reject bool, msg string) {
if event.CreatedAt-nostr.Now() > thresholdSeconds {
return true, "event too much in the future"
}
return false, ""
}
}