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instrumental/app/validators/html_validator.rb
luigi eb51e43fb4
Optimize some regex matching ()
* Use Regex#match?

* Replace =~ too

* Avoid to call match? from Nil

* Keep value of Regexp.last_match
2021-01-22 10:09:08 +01:00

21 lines
622 B
Ruby

# frozen_string_literal: true
class HtmlValidator < ActiveModel::EachValidator
ERROR_RE = /Opening and ending tag mismatch|Unexpected end tag/
def validate_each(record, attribute, value)
return if value.blank?
errors = html_errors(value)
record.errors.add(attribute, I18n.t('html_validator.invalid_markup', error: errors.first.to_s)) unless errors.empty?
end
private
def html_errors(str)
fragment = Nokogiri::HTML.fragment(options[:wrap_with] ? "<#{options[:wrap_with]}>#{str}</#{options[:wrap_with]}>" : str)
fragment.errors.select { |error| ERROR_RE.match?(error.message) }
end
end