Add extra config for some advanced customization

app/helpers/application_helper.rb

@@ -37,7 +37,7 @@ module ApplicationHelper
     if !Gitlab.config.gravatar.enabled || user_email.blank?
       'no_avatar.png'
     else
-      gravatar_url = request.ssl? || Gitlab.config.gitlab.https ? Gitlab.config.gravatar.ssl_url : Gitlab.config.gravatar.plain_url
+      gravatar_url = request.ssl? || gitlab_config.https ? Gitlab.config.gravatar.ssl_url : Gitlab.config.gravatar.plain_url
       user_email.strip!
       sprintf gravatar_url, hash: Digest::MD5.hexdigest(user_email.downcase), size: size
     end
@@ -196,4 +196,14 @@ module ApplicationHelper
     [namespace, controller.controller_name, controller.action_name].compact.join(":")
   end
+
+  # shortcut for gitlab config
+  def gitlab_config
+    Gitlab.config.gitlab
+  end
+
+  # shortcut for gitlab extra config
+  def extra_config
+    Gitlab.config.extra
+  end
 end

config/gitlab.yml.example

@@ -73,8 +73,6 @@ production: &base
     # plain_url: "http://..."     # default: http://www.gravatar.com/avatar/%{hash}?s=%{size}&d=mm
     # ssl_url:   "https://..."    # default: https://secure.gravatar.com/avatar/%{hash}?s=%{size}&d=mm
-
-
   #
   # 2. Auth settings
   # ==========================
@@ -157,6 +155,19 @@ production: &base
     # Git timeout to read a commit, in seconds
     timeout: 10
+  #
+  # 4. Extra customization
+  # ==========================
+
+  extra: 
+    ## Google analytics. Uncomment if you want it
+    # google_analytics_id: '_your_tracking_id'
+
+    ## Text under sign-in page (Markdown enabled)
+    # sign_in_text: | 
+    #   ![Company Logo](http://www.companydomain.com/logo.png)
+    #   [Learn more about CompanyName](http://www.companydomain.com/)
+
 development:
   <<: *base

config/initializers/1_settings.rb

@@ -106,3 +106,8 @@ Settings.git['timeout']   ||= 10
 Settings['satellites'] ||= Settingslogic.new({})
 Settings.satellites['path'] = File.expand_path(Settings.satellites['path'] || "tmp/repo_satellites/", Rails.root)
+
+#
+# Extra customization
+#
+Settings['extra'] ||= Settingslogic.new({})