5 files changed, 24 insertions, 5 deletions
diff --git a/app/lib/activitypub/tag_manager.rb b/app/lib/activitypub/tag_manager.rb
index 908ea9639..95d1cf9f3 100644
--- a/app/lib/activitypub/tag_manager.rb
+++ b/app/lib/activitypub/tag_manager.rb
@@ -86,6 +86,8 @@ class ActivityPub::TagManager
   end
 
   def local_uri?(uri)
+    return false if uri.nil?
+
     uri  = Addressable::URI.parse(uri)
     host = uri.normalized_host
     host = "#{host}:#{uri.port}" if uri.port
@@ -99,6 +101,8 @@ class ActivityPub::TagManager
   end
 
   def uri_to_resource(uri, klass)
+    return if uri.nil?
+
     if local_uri?(uri)
       case klass.name
       when 'Account'
diff --git a/app/lib/formatter.rb b/app/lib/formatter.rb
index 050c651ee..e1ab05cc0 100644
--- a/app/lib/formatter.rb
+++ b/app/lib/formatter.rb
@@ -67,9 +67,17 @@ class Formatter
     html.html_safe # rubocop:disable Rails/OutputSafety
   end
 
-  def format_field(account, str)
+  def format_display_name(account, **options)
+    html = encode(account.display_name.presence || account.username)
+    html = encode_custom_emojis(html, account.emojis) if options[:custom_emojify]
+    html.html_safe # rubocop:disable Rails/OutputSafety
+  end
+
+  def format_field(account, str, **options)
     return reformat(str).html_safe unless account.local? # rubocop:disable Rails/OutputSafety
-    encode_and_link_urls(str, me: true).html_safe # rubocop:disable Rails/OutputSafety
+    html = encode_and_link_urls(str, me: true)
+    html = encode_custom_emojis(html, account.emojis) if options[:custom_emojify]
+    html.html_safe # rubocop:disable Rails/OutputSafety
   end
 
   def linkify(text)
diff --git a/app/lib/ostatus/activity/creation.rb b/app/lib/ostatus/activity/creation.rb
index 1e7f47029..dbccc8330 100644
--- a/app/lib/ostatus/activity/creation.rb
+++ b/app/lib/ostatus/activity/creation.rb
@@ -46,7 +46,8 @@ class OStatus::Activity::Creation < OStatus::Activity::Base
         visibility: visibility_scope,
         conversation: find_or_create_conversation,
         thread: thread? ? find_status(thread.first) || find_activitypub_status(thread.first, thread.second) : nil,
-        media_attachment_ids: media_attachments.map(&:id)
+        media_attachment_ids: media_attachments.map(&:id),
+        sensitive: sensitive?
       )
 
       save_mentions(status)
@@ -105,6 +106,11 @@ class OStatus::Activity::Creation < OStatus::Activity::Base
 
   private
 
+  def sensitive?
+    # OStatus-specific convention (not standard)
+    @xml.xpath('./xmlns:category', xmlns: OStatus::TagManager::XMLNS).any? { |category| category['term'] == 'nsfw' }
+  end
+
   def find_or_create_conversation
     uri = @xml.at_xpath('./ostatus:conversation', ostatus: OStatus::TagManager::OS_XMLNS)&.attribute('ref')&.content
     return if uri.nil?
diff --git a/app/lib/ostatus/atom_serializer.rb b/app/lib/ostatus/atom_serializer.rb
index 7c66f2066..698f2ee22 100644
--- a/app/lib/ostatus/atom_serializer.rb
+++ b/app/lib/ostatus/atom_serializer.rb
@@ -368,6 +368,7 @@ class OStatus::AtomSerializer
       append_element(entry, 'link', nil, rel: :enclosure, type: media.file_content_type, length: media.file_file_size, href: full_asset_url(media.file.url(:original, false)))
     end
 
+    append_element(entry, 'category', nil, term: 'nsfw') if status.sensitive? && status.media_attachments.any?
     append_element(entry, 'mastodon:scope', status.visibility)
 
     status.emojis.each do |emoji|
diff --git a/app/lib/request.rb b/app/lib/request.rb
index 00f94dacf..fc7d398e0 100644
--- a/app/lib/request.rb
+++ b/app/lib/request.rb
@@ -51,7 +51,7 @@ class Request
   end
 
   def headers
-    (@account ? @headers.merge('Signature' => signature) : @headers).without(REQUEST_TARGET)
+    (@account ? @headers.merge('Signature' => signature) : @headers).reverse_merge('Accept-Encoding' => 'gzip').without(REQUEST_TARGET)
   end
 
   private
@@ -100,7 +100,7 @@ class Request
   end
 
   def http_client
-    @http_client ||= HTTP.timeout(:per_operation, timeout).follow(max_hops: 2)
+    @http_client ||= HTTP.use(:auto_inflate).timeout(:per_operation, timeout).follow(max_hops: 2)
   end
 
   def use_proxy?