Merge remote-tracking branch 'origin/master' into gs-master

Conflicts:
 	db/schema.rb

app/services/activitypub/process_account_service.rb

@@ -70,6 +70,7 @@ class ActivityPub::ProcessAccountService < BaseService
     @account.display_name            = @json['name'] || ''
     @account.note                    = @json['summary'] || ''
     @account.locked                  = @json['manuallyApprovesFollowers'] || false
+    @account.fields                  = property_values || {}
   end
 
   def set_fetchable_attributes!
@@ -126,6 +127,11 @@ class ActivityPub::ProcessAccountService < BaseService
     end
   end
 
+  def property_values
+    return unless @json['attachment'].is_a?(Array)
+    @json['attachment'].select { |attachment| attachment['type'] == 'PropertyValue' }.map { |attachment| attachment.slice('name', 'value') }
+  end
+
   def mismatching_origin?(url)
     needle   = Addressable::URI.parse(url).host
     haystack = Addressable::URI.parse(@uri).host