1 files changed, 34 insertions, 0 deletions
diff --git a/lib/gitlab/email/html_parser.rb b/lib/gitlab/email/html_parser.rb
new file mode 100644
index 00000000000..a4ca62bfc41
--- /dev/null
+++ b/lib/gitlab/email/html_parser.rb
@@ -0,0 +1,34 @@
+module Gitlab
+  module Email
+    class HTMLParser
+      def self.parse_reply(raw_body)
+        new(raw_body).filtered_text
+      end
+
+      attr_reader :raw_body
+      def initialize(raw_body)
+        @raw_body = raw_body
+      end
+
+      def document
+        @document ||= Nokogiri::HTML.parse(raw_body)
+      end
+
+      def filter_replies!
+        document.xpath('//blockquote').each(&:remove)
+        document.xpath('//table').each(&:remove)
+      end
+
+      def filtered_html
+        @filtered_html ||= begin
+          filter_replies!
+          document.inner_html
+        end
+      end
+
+      def filtered_text
+        @filtered_text ||= Html2Text.convert(filtered_html)
+      end
+    end
+  end
+end