From: Tom Hughes <tom@compton.nu>
Date: Mon, 9 Jan 2023 11:10:11 +0000 (+0000)
Subject: Make sanitize convert text alignment styles to bootstrap classes
X-Git-Tag: live~823
X-Git-Url: https://git.openstreetmap.org/rails.git/commitdiff_plain/f42a7a2d8dd507a3746a1e2de91deda9614cf807

Make sanitize convert text alignment styles to bootstrap classes

The kramdown converter for markdown uses inline styles for table
column alignment which gets lost when we strip the styles so add
bootstrap classes to replace it.
---

diff --git a/config/initializers/sanitize.rb b/config/initializers/sanitize.rb
index a6cce19a9..c9d6a5dba 100644
--- a/config/initializers/sanitize.rb
+++ b/config/initializers/sanitize.rb
@@ -3,10 +3,22 @@ Sanitize::Config::OSM = Sanitize::Config.merge(
   :elements => Sanitize::Config::RELAXED[:elements] - %w[div style],
   :remove_contents => %w[script style],
   :transformers => lambda do |env|
+    style = env[:node]["style"] || ""
+
     env[:node].remove_class
-    env[:node].kwattr_remove("style", nil)
+    env[:node].remove_attribute("style")
+
     env[:node].add_class("table table-sm w-auto") if env[:node_name] == "table"
 
+    case style
+    when /\btext-align:\s+left\b/
+      env[:node].add_class("text-start")
+    when /\btext-align:\s+center\b/
+      env[:node].add_class("text-center")
+    when /\btext-align:\s+right\b/
+      env[:node].add_class("text-end")
+    end
+
     if env[:node_name] == "a"
       rel = env[:node]["rel"] || ""