discourse/app/services/wildcard_url_checker.rb

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# frozen_string_literal: true
module WildcardUrlChecker
def self.check_url(url, url_to_check)
return false 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)
uri&.scheme.present? && uri&.host.present?
rescue URI::InvalidURIError
false
end
end