Add support for setting Content Warning for CW-less outgoing toots

app/models/form/admin_settings.rb

@@ -41,6 +41,7 @@ class Form::AdminSettings
     show_domain_blocks
     show_domain_blocks_rationale
     noindex
+    outgoing_spoilers
   ).freeze
 
   BOOLEAN_KEYS = %i(

app/serializers/activitypub/note_serializer.rb

@@ -35,7 +35,11 @@ class ActivityPub::NoteSerializer < ActivityPub::Serializer
   end
 
   def summary
-    object.spoiler_text.presence
+    object.spoiler_text.presence || Setting.outgoing_spoilers.presence
+  end
+
+  def sensitive
+    object.sensitive || Setting.outgoing_spoilers.present?
   end
 
   def content

app/views/admin/settings/edit.html.haml

@@ -108,6 +108,9 @@
     .fields-row__column.fields-row__column-6.fields-group
       = f.input :show_domain_blocks_rationale, wrapper: :with_label, collection: %i(disabled users all), label: t('admin.settings.domain_blocks_rationale.title'), label_method: lambda { |value| t("admin.settings.domain_blocks.#{value}") }, include_blank: false, collection_wrapper_tag: 'ul', item_wrapper_tag: 'li'
 
+  .fields-group
+    = f.input :outgoing_spoilers, wrapper: :with_label, label: t('admin.settings.outgoing_spoilers.title'), hint: t('admin.settings.outgoing_spoilers.desc_html')
+
   .fields-group
     = f.input :site_extended_description, wrapper: :with_block_label, as: :text, label: t('admin.settings.site_description_extended.title'), hint: t('admin.settings.site_description_extended.desc_html'), input_html: { rows: 8 } unless whitelist_mode?
     = f.input :closed_registrations_message, as: :text, wrapper: :with_block_label, label: t('admin.settings.registrations.closed_message.title'), hint: t('admin.settings.registrations.closed_message.desc_html'), input_html: { rows: 8 }

config/locales-glitch/en.yml

@@ -7,6 +7,9 @@ en:
       enable_keybase:
         desc_html: Allow your users to prove their identity via keybase
         title: Enable keybase integration
+      outgoing_spoilers:
+        desc_html: When federating toots, add this content warning to toots that do not have one. It is useful if your server is specialized in content other servers might want to have under a Content Warning. Media will also be marked as sensitive.
+        title: Content warning for outgoing toots
       hide_followers_count:
         desc_html: Do not show followers count on user profiles
         title: Hide followers count

config/settings.yml

@@ -77,6 +77,7 @@ defaults: &defaults
   spam_check_enabled: true
   show_domain_blocks: 'disabled'
   show_domain_blocks_rationale: 'disabled'
+  outgoing_spoilers: ''
 
 development:
   <<: *defaults