app/models/spina/structure_item.rb in spina-0.10.0 vs app/models/spina/structure_item.rb in spina-0.11.0

@@ -1,14 +1,18 @@
 module Spina
   class StructureItem < ApplicationRecord
     before_validation :ensure_position
-    belongs_to :structure
+    belongs_to :structure, optional: true
     has_many :structure_parts, dependent: :destroy
 
     scope :sorted_by_structure, -> { order('position') }
 
     validates_presence_of :position
     accepts_nested_attributes_for :structure_parts, allow_destroy: true
+
+    def has_content?(structure_part)
+      content(structure_part).present?
+    end
 
     def content(structure_part)
       structure_parts.find_by(name: structure_part).try(:content)
     end