Add: #667 プレビューカード、参照のフェッチを行わないドメインの設定 (#690)

app/controllers/admin/special_domains_controller.rb

@@ -0,0 +1,34 @@
+# frozen_string_literal: true
+
+module Admin
+  class SpecialDomainsController < BaseController
+    def show
+      authorize :instance, :show?
+
+      @admin_settings = Form::AdminSettings.new
+    end
+
+    def create
+      authorize :instance, :destroy?
+
+      @admin_settings = Form::AdminSettings.new(settings_params)
+
+      if @admin_settings.save
+        flash[:notice] = I18n.t('generic.changes_saved_msg')
+        redirect_to after_update_redirect_path
+      else
+        render :show
+      end
+    end
+
+    private
+
+    def after_update_redirect_path
+      admin_special_domains_path
+    end
+
+    def settings_params
+      params.require(:form_admin_settings).permit(*Form::AdminSettings::KEYS)
+    end
+  end
+end

app/models/form/admin_settings.rb

@@ -63,6 +63,8 @@ class Form::AdminSettings
     emoji_reaction_disallow_domains
     block_unfollow_account_mention
     hold_remote_new_accounts
+    stop_fetch_activity_domains
+    stop_link_preview_domains
   ).freeze
 
   INTEGER_KEYS = %i(
@@ -120,6 +122,8 @@ class Form::AdminSettings
 
   STRING_ARRAY_KEYS = %i(
     emoji_reaction_disallow_domains
+    stop_fetch_activity_domains
+    stop_link_preview_domains
   ).freeze
 
   attr_accessor(*KEYS)

app/services/fetch_link_card_service.rb

@@ -106,7 +106,8 @@ class FetchLinkCardService < BaseService
 
   def bad_url?(uri)
     # Avoid local instance URLs and invalid URLs
-    uri.host.blank? || TagManager.instance.local_url?(uri.to_s) || !%w(http https).include?(uri.scheme)
+    uri.host.blank? || TagManager.instance.local_url?(uri.to_s) || !%w(http https).include?(uri.scheme) ||
+      referenced_urls.include?(uri.to_s) || Setting.stop_link_preview_domains&.include?(uri.host)
   end
 
   def mention_link?(anchor)

app/services/process_references_service.rb

@@ -153,10 +153,16 @@ class ProcessReferencesService < BaseService
 
   def url_to_status(url)
     status   = ActivityPub::TagManager.instance.uri_to_resource(url, Status, url: true)
-    status ||= ResolveURLService.new.call(url, on_behalf_of: @status.account) if @fetch_remote && @no_fetch_urls.exclude?(url)
+    status ||= ResolveURLService.new.call(url, on_behalf_of: @status.account) unless bad_url_to_fetch?(url)
     referrable?(status) ? status : nil
   end
 
+  def bad_url_to_fetch?(url)
+    uri = Addressable::URI.parse(url).normalize
+
+    !@fetch_remote || @no_fetch_urls.include?(url) || uri.host.blank? || Setting.stop_fetch_activity_domains&.include?(uri.host)
+  end
+
   def referrable?(target_status)
     return false if target_status.nil?
     return @referrable if defined?(@referrable)

app/views/admin/special_domains/show.html.haml

@@ -0,0 +1,17 @@
+- content_for :page_title do
+  = t('admin.special_domains.title')
+
+- content_for :header_tags do
+  = javascript_pack_tag 'admin', async: true, crossorigin: 'anonymous'
+
+= simple_form_for @admin_settings, url: admin_special_domains_path, html: { method: :post } do |f|
+  = render 'shared/error_messages', object: @admin_settings
+
+  .fields-group
+    = f.input :stop_fetch_activity_domains, wrapper: :with_label, as: :text, input_html: { rows: 6 }, label: t('admin.special_domains.stop_fetch_activity_domains.title'), hint: t('admin.special_domains.stop_fetch_activity_domains.preamble')
+
+  .fields-group
+    = f.input :stop_link_preview_domains, wrapper: :with_label, as: :text, input_html: { rows: 6 }, label: t('admin.special_domains.stop_link_preview_domains.title'), hint: t('admin.special_domains.stop_link_preview_domains.preamble')
+
+  .actions
+    = f.button :button, t('generic.save_changes'), type: :submit