discourse/lib/validators/url_validator.rb

class UrlValidator < ActiveModel::EachValidator
  def validate_each(record, attribute, value)
    if value.present?
      valid =
        begin
          uri = URI.parse(value)
          uri.is_a?(URI::HTTP) && !uri.host.nil? && uri.host.include?(".")
        rescue
          nil
        end

      unless valid
        record.errors[attribute] << (options[:message] || I18n.t('errors.messages.invalid'))
      end
    end
  end
end
FEATURE: add flair to avatars using new settings in the groups admin UI 2016-08-17 00:34:04 +08:00			`class UrlValidator < ActiveModel::EachValidator`
			`def validate_each(record, attribute, value)`
			`if value.present?`
Improve URL validation to check for a valid host. Parsing a URL with `URI` is not sufficient as the following cases are considered valid: URI.parse("http://https://google.com") => #<URI::HTTP http://https//google.com> 2017-12-21 12:27:17 +08:00			`valid =`
			`begin`
			`uri = URI.parse(value)`
			`uri.is_a?(URI::HTTP) && !uri.host.nil? && uri.host.include?(".")`
			`rescue`
			`nil`
			`end`
FEATURE: add flair to avatars using new settings in the groups admin UI 2016-08-17 00:34:04 +08:00
Improve URL validation to check for a valid host. Parsing a URL with `URI` is not sufficient as the following cases are considered valid: URI.parse("http://https://google.com") => #<URI::HTTP http://https//google.com> 2017-12-21 12:27:17 +08:00			`unless valid`
FEATURE: add flair to avatars using new settings in the groups admin UI 2016-08-17 00:34:04 +08:00			`record.errors[attribute] << (options[:message] \|\| I18n.t('errors.messages.invalid'))`
			`end`
			`end`
			`end`
			`end`