attribute :name, :kind_of => String, :name_attribute => true
attribute :aliases, :kind_of => [String, Array]
attribute :directory, :kind_of => String
-attribute :version, :kind_of => String, :default => "1.26"
+attribute :version, :kind_of => String, :default => "1.28"
attribute :database_name, :kind_of => String, :required => true
attribute :database_user, :kind_of => String, :required => true
attribute :database_password, :kind_of => String, :required => true
attribute :email_sender_name, :kind_of => String, :default => "MediaWiki Mail"
attribute :commons, :kind_of => [TrueClass, FalseClass], :default => true
attribute :skin, :kind_of => String, :default => "vector"
-attribute :site_notice, :kind_of => String, :default => ""
-attribute :site_readonly, :kind_of => String, :default => ""
+attribute :site_notice, :kind_of => [String, TrueClass, FalseClass], :default => false
+attribute :site_readonly, :kind_of => [String, TrueClass, FalseClass], :default => false
attribute :admin_user, :kind_of => String, :default => "Admin"
attribute :admin_password, :kind_of => String, :required => true
attribute :ssl_enabled, :kind_of => [TrueClass, FalseClass], :default => false
-attribute :ssl_certificate, :kind_of => String
-attribute :ssl_certificate_chain, :kind_of => String
attribute :private_accounts, :kind_of => [TrueClass, FalseClass], :default => false
attribute :private, :kind_of => [TrueClass, FalseClass], :default => false
attribute :recaptcha_public_key, :kind_of => String