3 files changed, 19 insertions, 0 deletions
diff --git a/app/helpers/atom_builder_helper.rb b/app/helpers/atom_builder_helper.rb
index 8ca3cde26..b750eeb07 100644
--- a/app/helpers/atom_builder_helper.rb
+++ b/app/helpers/atom_builder_helper.rb
@@ -124,6 +124,10 @@ module AtomBuilderHelper
     single_link_avatar(xml, account, :original, 120)
   end
 
+  def link_header(xml, account)
+    xml.link('rel' => 'header', 'type' => account.header_content_type, 'media:width' => 700, 'media:height' => 335, 'href' => full_asset_url(account.header.url(:original)))
+  end
+
   def logo(xml, url)
     xml.logo url
   end
@@ -160,6 +164,7 @@ module AtomBuilderHelper
     summary          xml, account.note
     link_alternate   xml, TagManager.instance.url_for(account)
     link_avatar      xml, account
+    link_header      xml, account
     portable_contact xml, account
     privacy_scope    xml, account.locked? ? :private : :public
   end
diff --git a/app/helpers/settings_helper.rb b/app/helpers/settings_helper.rb
index aed8770c8..74215e8df 100644
--- a/app/helpers/settings_helper.rb
+++ b/app/helpers/settings_helper.rb
@@ -9,6 +9,7 @@ module SettingsHelper
     fr: 'Français',
     hu: 'Magyar',
     uk: 'Українська',
+    'zh-CN': '简体中文',
   }.freeze
 
   def human_locale(locale)
diff --git a/app/helpers/stream_entries_helper.rb b/app/helpers/stream_entries_helper.rb
index 15601a079..a26e912a3 100644
--- a/app/helpers/stream_entries_helper.rb
+++ b/app/helpers/stream_entries_helper.rb
@@ -37,4 +37,17 @@ module StreamEntriesHelper
   def proper_status(status)
     status.reblog? ? status.reblog : status
   end
+
+  def rtl?(text)
+    return false if text.empty?
+
+    matches = /[\p{Hebrew}|\p{Arabic}|\p{Syriac}|\p{Thaana}|\p{Nko}]+/m.match(text)
+
+    return false unless matches
+
+    rtl_size = matches.to_a.reduce(0) { |acc, elem| acc + elem.size }.to_f
+    ltr_size = text.strip.size.to_f
+
+    rtl_size / ltr_size > 0.3
+  end
 end