catstodon/app/lib/plain_text_formatter.rb

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# frozen_string_literal: true
class PlainTextFormatter
NEWLINE_TAGS_RE = %r{(<br />|<br>|</p>)+}
attr_reader :text, :local
alias local? local
def initialize(text, local)
@text = text
@local = local
end
def to_s
if local?
text
else
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
private
def insert_newlines
text.gsub(NEWLINE_TAGS_RE) { |match| "#{match}\n" }
end
end