Menu meta

app/models/menu_item.rb

@@ -8,7 +8,25 @@ class MenuItem < ActiveRecord::Base
 
   default_scope { order(position: :asc, title: :asc) }
 
+  serialize :meta
+
   def subnav?
     menu_items.any?
   end
+
+  def meta=(m)
+    self[:meta] = if m.is_a?(String)
+                    YAML.load(m) rescue {}
+                  else
+                    m
+                  end
+  end
+
+  def readable_meta
+    string = YAML.dump(meta)
+    string = string.sub(/^---[^\n]*\n/, "")
+    string = string.sub(/^\.\.\.\n/, "")
+
+    string
+  end
 end

app/views/admin/menus/_form.html.erb

@@ -22,12 +22,15 @@
 								<span class="js-handle handle-icon icon handle glyphicon glyphicon-resize-vertical"></span>
 								<%= i.add_nested_fields_link :menu_items, "+", class: "btn btn-info btn-xs" %>
 							</div>
-							<div class="col-md-5 col-lg-5 col-sm-5">
+							<div class="col-md-4 col-lg-5 col-sm-5">
 								<%= i.text_field :title, class: "form-control", placeholder: "The title of the item" %>
 							</div>
-							<div class="col-md-5 col-sm-5">
+							<div class="col-md-3 col-sm-5">
 								<%= i.text_field :url, class: "form-control", placeholder: "The URL - which should start with a /" %>
 							</div>
+							<div class="col-md-3 col-sm-5">
+								<%= i.text_area :meta, value: i.object.readable_meta, class: "form-control", placeholder: "Extra information. YAML-formatted" %>
+							</div>
 							<ul class="js-sortable sortable row">
 								<%= i.nested_fields_for :menu_items, wrapper_tag: :li, wrapper_options: { class: "col-xs-push-1 col-xs-11" } do |ff| %>
 									<%= ff.hidden_field :position, class: "js-position" %>

db/migrate/20170425132742_add_meta_to_menu_items.rb

@@ -0,0 +1,7 @@
+class AddMetaToMenuItems < ActiveRecord::Migration[5.0]
+  def change
+    change_table :menu_items do |t|
+      t.text :meta
+    end
+  end
+end