From f186e0c91cd378b9024c71a501d2217111ac5e3d Mon Sep 17 00:00:00 2001
From: Thibaut Girka <thib@sitedethib.com>
Date: Wed, 1 Jul 2020 00:06:22 +0200
Subject: [PATCH] =?UTF-8?q?Add=20support=20for=20=E2=80=9Cstart=E2=80=9D?=
 =?UTF-8?q?=20and=20=E2=80=9Creversed=E2=80=9D=20attributes=20to=20ol=20el?=
 =?UTF-8?q?ement?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Fixes #1367
---
 app/lib/sanitize_config.rb       | 1 +
 spec/lib/sanitize_config_spec.rb | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/app/lib/sanitize_config.rb b/app/lib/sanitize_config.rb
index dfd8b9f917..8b57b0f723 100644
--- a/app/lib/sanitize_config.rb
+++ b/app/lib/sanitize_config.rb
@@ -90,6 +90,7 @@ class Sanitize
         'span'       => %w(class),
         'abbr'       => %w(title),
         'blockquote' => %w(cite),
+        'ol'         => %w(start reversed),
       },
 
       add_attributes: {
diff --git a/spec/lib/sanitize_config_spec.rb b/spec/lib/sanitize_config_spec.rb
index 28a548c494..da24f67d61 100644
--- a/spec/lib/sanitize_config_spec.rb
+++ b/spec/lib/sanitize_config_spec.rb
@@ -13,6 +13,10 @@ describe Sanitize::Config do
       expect(Sanitize.fragment('<p>Check out:</p><ul><li>Foo</li><li>Bar</li></ul>', subject)).to eq '<p>Check out:</p><ul><li>Foo</li><li>Bar</li></ul>'
     end
 
+    it 'keeps start and reversed attributes of ol' do
+      expect(Sanitize.fragment('<p>Check out:</p><ol start="3" reversed=""><li>Foo</li><li>Bar</li></ol>', subject)).to eq '<p>Check out:</p><ol start="3" reversed=""><li>Foo</li><li>Bar</li></ol>'
+    end
+
     it 'removes a without href' do
       expect(Sanitize.fragment('<a>Test</a>', subject)).to eq 'Test'
     end