1 files changed, 25 insertions, 0 deletions
diff --git a/app/models/concerns/has_wiki_page_slug_attributes.rb b/app/models/concerns/has_wiki_page_slug_attributes.rb
new file mode 100644
index 00000000000..3335eccbaf6
--- /dev/null
+++ b/app/models/concerns/has_wiki_page_slug_attributes.rb
@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+module HasWikiPageSlugAttributes
+  extend ActiveSupport::Concern
+
+  included do
+    validates :slug, uniqueness: { scope: meta_foreign_key }
+    validates :slug, length: { maximum: 2048 }, allow_nil: false
+    validates :canonical, uniqueness: {
+          scope: meta_foreign_key,
+          if: :canonical?,
+          message: 'Only one slug can be canonical per wiki metadata record'
+    }
+
+    scope :canonical, -> { where(canonical: true) }
+
+    def update_columns(attrs = {})
+      super(attrs.reverse_merge(updated_at: Time.current.utc))
+    end
+  end
+
+  def self.update_all(attrs = {})
+    super(attrs.reverse_merge(updated_at: Time.current.utc))
+  end
+end