Add enable_emoji_reaction setting

app/models/account.rb

@@ -364,13 +364,16 @@ class Account < ApplicationRecord
   end
 
   def emoji_reaction_policy
-    return settings['emoji_reaction_policy']&.to_sym || :allow if settings.present?
+    return settings['emoji_reaction_policy']&.to_sym || :allow if settings.present? && user.nil?
     return :allow if user.nil?
+    return :block_and_hide if local? && !Setting.enable_emoji_reaction
 
-    user.settings&.[]('emoji_reaction_policy')&.to_sym
+    user.setting_emoji_reaction_policy&.to_sym
   end
 
   def show_emoji_reaction?(account)
+    return false unless Setting.enable_emoji_reaction
+
     case emoji_reaction_policy
     when :block_and_hide
       false
@@ -390,12 +393,7 @@ class Account < ApplicationRecord
   def allow_emoji_reaction?(account)
     return false if account.nil?
 
-    case emoji_reaction_policy
-    when :block
-      false
-    else
-      show_emoji_reaction?(account)
-    end
+    show_emoji_reaction?(account)
   end
 
   def public_settings
@@ -408,12 +406,28 @@ class Account < ApplicationRecord
       'hide_followers_count' => hide_followers_count?,
       'translatable_private' => translatable_private?,
       'link_preview' => link_preview?,
-      'emoji_reaction_policy' => user&.setting_emoji_reaction_policy,
     }
+    if Setting.enable_emoji_reaction
+      config = config.merge({
+        'emoji_reaction_policy' => emoji_reaction_policy,
+      })
+    end
     config = config.merge(settings) if settings.present?
     config
   end
 
+  def public_settings_for_local
+    config = public_settings
+
+    unless Setting.enable_emoji_reaction
+      config = config.merge({
+        'emoji_reaction_policy' => :block_and_hide,
+      })
+    end
+
+    config
+  end
+
   def previous_strikes_count
     strikes.where(overruled_at: nil).count
   end

app/models/form/admin_settings.rb

@@ -43,6 +43,7 @@ class Form::AdminSettings
     sensitive_words_for_full
     authorized_fetch
     receive_other_servers_emoji_reaction
+    enable_emoji_reaction
   ).freeze
 
   INTEGER_KEYS = %i(
@@ -67,6 +68,7 @@ class Form::AdminSettings
     hide_local_users_for_anonymous
     authorized_fetch
     receive_other_servers_emoji_reaction
+    enable_emoji_reaction
   ).freeze
 
   UPLOAD_KEYS = %i(

app/serializers/rest/account_serializer.rb

@@ -168,6 +168,6 @@ class REST::AccountSerializer < ActiveModel::Serializer
   end
 
   def other_settings
-    object.suspended? ? {} : object.public_settings
+    object.suspended? ? {} : object.public_settings_for_local
   end
 end

app/views/admin/settings/discovery/show.html.haml

@@ -29,6 +29,11 @@
   .fields-group
     = f.input :noindex, as: :boolean, wrapper: :with_label, label: t('admin.settings.default_noindex.title'), hint: t('admin.settings.default_noindex.desc_html')
 
+  %h4= t('admin.settings.discovery.emoji_reactions')
+
+  .fields-group
+    = f.input :enable_emoji_reaction, as: :boolean, wrapper: :with_label, kmyblue: true, hint: false
+
   .fields-group
     = f.input :receive_other_servers_emoji_reaction, as: :boolean, wrapper: :with_label, kmyblue: true
 

config/locales/en.yml

@@ -804,6 +804,7 @@ en:
         desc_html: Affects all users who have not changed this setting themselves
         title: Opt users out of search engine indexing by default
       discovery:
+        emoji_reactions: Stamp
         follow_recommendations: Follow recommendations
         preamble: Surfacing interesting content is instrumental in onboarding new users who may not know anyone Mastodon. Control how various discovery features work on your server.
         profile_directory: Profile directory

config/locales/ja.yml

@@ -800,6 +800,7 @@ ja:
         desc_html: この設定を自分で変更していない全ユーザーに影響します
         title: デフォルトで検索エンジンによるインデックスを拒否する
       discovery:
+        emoji_reactions: スタンプ
         follow_recommendations: おすすめフォロー
         preamble: Mastodon を知らないユーザーを取り込むには、興味深いコンテンツを浮上させることが重要です。サーバー上で様々なディスカバリー機能がどのように機能するかを制御します。
         profile_directory: ディレクトリ

config/locales/simple_form.en.yml

@@ -314,6 +314,7 @@ en:
         closed_registrations_message: Custom message when sign-ups are not available
         content_cache_retention_period: Content cache retention period
         custom_css: Custom CSS
+        enable_emoji_reaction: Enable stamp function
         mascot: Custom mascot (legacy)
         media_cache_retention_period: Media cache retention period
         peers_api_enabled: Publish list of discovered servers in the API

config/locales/simple_form.ja.yml

@@ -325,6 +325,7 @@ ja:
         closed_registrations_message: アカウント作成を停止している時のカスタムメッセージ
         content_cache_retention_period: コンテンツキャッシュの保持期間
         custom_css: カスタムCSS
+        enable_emoji_reaction: スタンプ機能を有効にする
         mascot: カスタムマスコット（レガシー）
         media_cache_retention_period: メディアキャッシュの保持期間
         peers_api_enabled: 発見したサーバーのリストをAPIで公開する

config/settings.yml

@@ -39,6 +39,7 @@ defaults: &defaults
   backups_retention_period: 7
   captcha_enabled: false
   receive_other_servers_emoji_reaction: false
+  enable_emoji_reaction: true
 
 development:
   <<: *defaults