lib/nanoc/checking/checks/external_links.rb in nanoc-4.11.2 vs lib/nanoc/checking/checks/external_links.rb in nanoc-4.11.3

@@ -75,10 +75,14 @@
           end
 
           location = extract_location(res, url)
           return Result.new(href, 'redirection without a target location') if location.nil?
 
+          if /^30[18]$/.match?(res.code)
+            return Result.new(href, "link have moved permanently to '#{location}'")
+          end
+
           url = URI.parse(location)
         elsif res.code == '200'
           return nil
         else
           return Result.new(href, res.code)
@@ -123,9 +127,10 @@
       path
     end
 
     def request_url_once(url)
       req = Net::HTTP::Get.new(path_for_url(url))
+      req['User-Agent'] = "Mozilla/5.0 Nanoc/#{Nanoc::VERSION} (link rot checker)"
       http = Net::HTTP.new(url.host, url.port)
       if url.instance_of? URI::HTTPS
         http.use_ssl = true
         http.verify_mode = OpenSSL::SSL::VERIFY_NONE
       end