1 files changed, 32 insertions, 0 deletions
diff --git a/config/light_settings.rb b/config/light_settings.rb
new file mode 100644
index 00000000000..aa0dd04b3fa
--- /dev/null
+++ b/config/light_settings.rb
@@ -0,0 +1,32 @@
+# frozen_string_literal: true
+
+class LightSettings
+  GL_HOST ||= 'gitlab.com'
+  GL_SUBDOMAIN_REGEX ||= %r{\A[a-z0-9]+\.gitlab\.com\z}.freeze
+
+  class << self
+    def com?
+      return Thread.current[:is_com] unless Thread.current[:is_com].nil?
+
+      Thread.current[:is_com] = host == GL_HOST || gl_subdomain?
+    end
+
+    private
+
+    def config
+      YAML.safe_load(File.read(settings_path), aliases: true)[Rails.env]
+    end
+
+    def settings_path
+      Rails.root.join('config', 'gitlab.yml')
+    end
+
+    def host
+      config['gitlab']['host']
+    end
+
+    def gl_subdomain?
+      GL_SUBDOMAIN_REGEX === host
+    end
+  end
+end