Add noreferrer value to rel attribute for external links

dbe06ac7 · Alfredo Sumaran · 2ade37e2 · dbe06ac7
Commit dbe06ac7 authored Apr 20, 2016 by Alfredo Sumaran
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external_link_filter.rb lib/banzai/filter/external_link_filter.rb +1 -1

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--- a/lib/banzai/filter/external_link_filter.rb
+++ b/lib/banzai/filter/external_link_filter.rb
@@ -15,7 +15,7 @@ module Banzai
          # Skip internal links
          next if link.start_with?(internal_url)
-          node.set_attribute('rel', 'nofollow')
+          node.set_attribute('rel', 'nofollow noreferrer')
        end
        doc