Change text extraction in PlainTextFormatter to be faster (#26727)

This commit is contained in:
Claire 2023-08-30 17:36:16 +02:00
parent 1ad64b5557
commit 86afbf25d0

View File

@ -1,9 +1,7 @@
# frozen_string_literal: true
class PlainTextFormatter
include ActionView::Helpers::TextHelper
NEWLINE_TAGS_RE = /(<br \/>|<br>|<\/p>)+/.freeze
NEWLINE_TAGS_RE = %r{(<br />|<br>|</p>)+}
attr_reader :text, :local
@ -18,7 +16,10 @@ class PlainTextFormatter
if local?
text
else
html_entities.decode(strip_tags(insert_newlines)).chomp
node = Nokogiri::HTML.fragment(insert_newlines)
# Elements that are entirely removed with our Sanitize config
node.xpath('.//iframe|.//math|.//noembed|.//noframes|.//noscript|.//plaintext|.//script|.//style|.//svg|.//xmp').remove
node.text.chomp
end
end
@ -27,8 +28,4 @@ class PlainTextFormatter
def insert_newlines
text.gsub(NEWLINE_TAGS_RE) { |match| "#{match}\n" }
end
def html_entities
HTMLEntities.new
end
end