Drop support for NIP-22 spec because anyway created_at is user-genera…

…ted and always can be faked

.env.example

@@ -64,8 +64,6 @@ NIP_11_MAX_CONTENT_LENGTH=8196
 NIP_11_MAX_MESSAGE_LENGTH=16384
 NIP_12_MAX_SEARCHABLE_TAG_VALUE_LENGTH=1000
 NIP_13_MIN_POW=0
-NIP_22_CREATED_AT_IN_PAST=31556952 # 1 year
-NIP_22_CREATED_AT_IN_FUTURE=7889238 # 3 months
 NIP_42_RESTRICT_CHANGE_AUTH_PUBKEY=false
 NIP_42_CHALLENGE_WINDOW_SECONDS=600
 NIP_43_FAST_AUTH_WINDOW_SECONDS=80

.env.test.example

@@ -4,5 +4,3 @@ SIDEKIQ_REDIS_URL=redis://localhost:63791
 POSTGRES_PASSWORD=secret
 RAILS_LOG_TO_STDOUT=true
 PROVIDER_API_KEY_OPEN_NODE=invalid
-NIP_22_CREATED_AT_IN_PAST=315569520
-NIP_22_CREATED_AT_IN_FUTURE=78892380

README.md

@@ -10,7 +10,6 @@ This is an implementation of the [Nostr protocol](https://github.com/nostr-proto
 * [NIP-09: Event Deletion](https://github.com/nostr-protocol/nips/blob/master/09.md)
 * [NIP-11: Relay Information Document](https://github.com/nostr-protocol/nips/blob/master/11.md)
 * [NIP-13: Proof of Work](https://github.com/nostr-protocol/nips/blob/master/13.md)
-* [NIP-22: Event `created_at` Limits](https://github.com/nostr-protocol/nips/blob/master/22.md)
 * [NIP-26: Delegated Event Signing](https://github.com/nostr-protocol/nips/blob/master/26.md)
 * [NIP-28: Public Chat](https://github.com/nostr-protocol/nips/blob/master/28.md) Treats kind 41 event as replaceable
 * [NIP-40: Expiration Timestamp](https://github.com/nostr-protocol/nips/blob/master/40.md)

app/models/event.rb

@@ -2,7 +2,6 @@ class Event < ApplicationRecord
   include Nostr::Nip1
   include Nostr::Nip9
   include Nostr::Nip13
-  include Nostr::Nip22
   include Nostr::Nip26
   include Nostr::Nip40
   include Nostr::Nip42

app/settings/relay_config.rb

@@ -107,7 +107,7 @@ def contact
   end
 
   def supported_nips
-    nips = Set.new(%w[1 2 5 9 11 13 15 22 26 28 40 42 43 45 50])
+    nips = Set.new(%w[1 2 5 9 11 13 15 26 28 40 42 43 45 50])
     nips.add(4) if enforce_kind_4_authentication
     nips.add(65) if kinds_exempt_of_auth.include?(10002)
 
@@ -166,14 +166,6 @@ def min_pow
     ENV.fetch("NIP_13_MIN_POW", 0).to_i
   end
 
-  def created_at_in_past
-    ENV.fetch("NIP_22_CREATED_AT_IN_PAST", 1.year.to_i).to_i
-  end
-
-  def created_at_in_future
-    ENV.fetch("NIP_22_CREATED_AT_IN_FUTURE", 3.months.to_i).to_i
-  end
-
   def restrict_change_auth_pubkey
     val = ENV.fetch("NIP_42_RESTRICT_CHANGE_AUTH_PUBKEY", false)
     ActiveRecord::Type::Boolean.new.cast(val)

demo/.env

@@ -63,8 +63,6 @@ NIP_11_MAX_CONTENT_LENGTH=81960
 NIP_11_MAX_MESSAGE_LENGTH=163840
 NIP_12_MAX_SEARCHABLE_TAG_VALUE_LENGTH=1000
 NIP_13_MIN_POW=0
-NIP_22_CREATED_AT_IN_PAST=31556952 # 1 year
-NIP_22_CREATED_AT_IN_FUTURE=7889238 # 3 months
 NIP_42_RESTRICT_CHANGE_AUTH_PUBKEY=false
 NIP_42_CHALLENGE_WINDOW_SECONDS=600
 NIP_43_FAST_AUTH_WINDOW_SECONDS=80

spec/nips/nip01_spec.rb

@@ -204,7 +204,7 @@
       context "with invalid data" do
         it "doesn't delete existing events" do
           e1 = create(:event, kind: 10001, pubkey: FAKE_CREDENTIALS[:alice][:pk])
-          e2 = build(:event, kind: 10001, pubkey: FAKE_CREDENTIALS[:alice][:pk], created_at: 100.year.from_now)
+          e2 = build(:event, kind: 10001, pubkey: FAKE_CREDENTIALS[:alice][:pk], tags: {})
           refute e2.save
           assert e1.reload.persisted?
           assert e2.new_record?

spec/nips/nip11_spec.rb

@@ -3,7 +3,7 @@
 RSpec.describe("NIP-11") do
   describe "Nostr::Relay" do
     it "responds to a non-websocket request" do
-      expected_json = %({"name":"","description":"","pubkey":"","contact":"","supported_nips":[1,2,4,5,9,11,13,15,22,26,28,40,42,43,45,50,65],"software":"https://github.com/viktorvsk/saltivka","version":null,"limitation":{"max_message_length":16384,"max_subscriptions":20,"max_filters":100,"max_limit":1000,"max_subid_length":64,"max_event_tags":100,"max_content_length":8196,"min_pow_difficulty":0,"auth_required":false,"payment_required":false},"relay_countries":["UK","UA","US"],"language_tags":["en","en-419"],"tags":[],"posting_policy":""})
+      expected_json = %({"name":"","description":"","pubkey":"","contact":"","supported_nips":[1,2,4,5,9,11,13,15,26,28,40,42,43,45,50,65],"software":"https://github.com/viktorvsk/saltivka","version":null,"limitation":{"max_message_length":16384,"max_subscriptions":20,"max_filters":100,"max_limit":1000,"max_subid_length":64,"max_event_tags":100,"max_content_length":8196,"min_pow_difficulty":0,"auth_required":false,"payment_required":false},"relay_countries":["UK","UA","US"],"language_tags":["en","en-419"],"tags":[],"posting_policy":""})
       response = Nostr::Relay.call({})
       expect(JSON.parse(response.last.first)).to eq(JSON.parse(expected_json))
       expect(response).to match_array [200, {"Content-Type" => "application/json"}, [expected_json]]