Merge remote-tracking branch 'tootsuite/master' into glitchsoc/master

app/lib/activitypub/activity/create.rb

@@ -79,6 +79,8 @@ class ActivityPub::Activity::Create < ActivityPub::Activity
     hashtag = Tag.where(name: hashtag).first_or_initialize(name: hashtag)
 
     status.tags << hashtag
+  rescue ActiveRecord::RecordInvalid
+    nil
   end
 
   def process_mention(tag, status)
@@ -113,13 +115,13 @@ class ActivityPub::Activity::Create < ActivityPub::Activity
     media_attachments = []
 
     as_array(@object['attachment']).each do |attachment|
-      next if unsupported_media_type?(attachment['mediaType']) || attachment['url'].blank?
+      next if attachment['url'].blank?
 
       href             = Addressable::URI.parse(attachment['url']).normalize.to_s
       media_attachment = MediaAttachment.create(account: @account, remote_url: href, description: attachment['name'].presence, focus: attachment['focalPoint'])
       media_attachments << media_attachment
 
-      next if skip_download?
+      next if unsupported_media_type?(attachment['mediaType']) || skip_download?
 
       media_attachment.file_remote_url = href
       media_attachment.save