discourse/app/services/wildcard_url_checker.rb
2019-12-13 09:29:09 -05:00

24 lines
525 B
Ruby

# frozen_string_literal: true
module WildcardUrlChecker
VALID_PROTOCOLS = %w(http https discourse).freeze
def self.check_url(url, url_to_check)
return nil if !valid_url?(url_to_check)
escaped_url = Regexp.escape(url).sub("\\*", '\S*')
url_regex = Regexp.new("\\A#{escaped_url}\\z", 'i')
url_to_check.match(url_regex)
end
private
def self.valid_url?(url)
uri = URI.parse(url)
VALID_PROTOCOLS.include?(uri&.scheme) && uri&.host.present?
rescue URI::InvalidURIError
false
end
end