From 6aff51080944e220ac1ad4a3b5bd0f55d2f37fe5 Mon Sep 17 00:00:00 2001
From: Daniel Waterworth <me@danielwaterworth.com>
Date: Thu, 12 Dec 2019 11:13:42 +0000
Subject: [PATCH] FIX: Disallow none as a category slug

---
 app/models/category.rb | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/app/models/category.rb b/app/models/category.rb
index 5af5eabac34..a38868add4a 100644
--- a/app/models/category.rb
+++ b/app/models/category.rb
@@ -1,6 +1,10 @@
 # frozen_string_literal: true
 
 class Category < ActiveRecord::Base
+  RESERVED_SLUGS = [
+    'none'
+  ]
+
   self.ignored_columns = %w{
     uploaded_meta_id
     suppress_from_latest
@@ -59,6 +63,7 @@ class Category < ActiveRecord::Base
   validate :permissions_compatibility_validator
 
   validates :auto_close_hours, numericality: { greater_than: 0, less_than_or_equal_to: 87600 }, allow_nil: true
+  validates :slug, exclusion: { in: RESERVED_SLUGS }
 
   after_create :create_category_definition