Add sensitive words setting

app/models/admin/sensitive_word.rb

@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+class Admin::SensitiveWord
+  class << self
+    def sensitive?(text, spoiler_text)
+      exposure_text = (spoiler_text.presence || text)
+      (spoiler_text.blank? && sensitive_words.any? { |word| text.include?(word) }) ||
+        sensitive_words_for_full.any? { |word| exposure_text.include?(word) }
+    end
+
+    def modified_text(text, spoiler_text)
+      spoiler_text.present? ? "#{spoiler_text}\n\n#{text}" : text
+    end
+
+    private
+
+    def sensitive_words
+      Setting.sensitive_words || []
+    end
+
+    def sensitive_words_for_full
+      Setting.sensitive_words_for_full || []
+    end
+  end
+end

app/models/form/admin_settings.rb

@@ -38,6 +38,8 @@ class Form::AdminSettings
     enable_block_emoji_reaction_settings
     hide_local_users_for_anonymous
     post_hash_tags_max
+    sensitive_words
+    sensitive_words_for_full
   ).freeze
 
   INTEGER_KEYS = %i(
@@ -70,6 +72,8 @@ class Form::AdminSettings
 
   STRING_ARRAY_KEYS = %i(
     ng_words
+    sensitive_words
+    sensitive_words_for_full
   ).freeze
 
   attr_accessor(*KEYS)

app/models/user_role.rb

@@ -36,6 +36,7 @@ class UserRole < ApplicationRecord
     manage_roles: (1 << 17),
     manage_user_access: (1 << 18),
     delete_user_data: (1 << 19),
+    manage_sensitive_words: (1 << 29),
     manage_ng_words: (1 << 30),
   }.freeze
 
@@ -63,6 +64,7 @@ class UserRole < ApplicationRecord
         manage_taxonomies
         manage_invites
         manage_ng_words
+        manage_sensitive_words
       ).freeze,
 
       administration: %w(