Treat non-ascii URLs in `UrlValidator`.

lib/validators/url_validator.rb

@@ -5,7 +5,12 @@ class UrlValidator < ActiveModel::EachValidator
         begin
           uri = URI.parse(value)
           uri.is_a?(URI::HTTP) && !uri.host.nil? && uri.host.include?(".")
-        rescue
+        rescue URI::InvalidURIError => e
+          if (e.message =~ /URI must be ascii only/)
+            value = URI.encode(value)
+            retry
+          end
+
           nil
         end
 

spec/components/validators/url_validator_spec.rb

@@ -23,6 +23,8 @@ RSpec.describe UrlValidator do
   [
     "http://discourse.productions",
     "https://google.com",
+    'http://xn--nw2a.xn--j6w193g/',
+    "http://見.香港/",
   ].each do |valid_url|
     it "#{valid_url} should be valid" do
       record.website = valid_url