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Versions: 11
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Contents
require 'uri'
class UrlValidator < ActiveModel::EachValidator
def validate_each(record, attribute, value)
uri = URI.parse(value)
raise URI::InvalidURIError unless valid?(uri, options)
rescue URI::InvalidURIError
record.errors[attribute] << (options[:message] || I18n.t('flash_validators.errors.messages.url'))
end
private
DEFAULT_SCHEMES = [:http, :https]
def valid_domain?(value, options)
value_downcased = value.host.to_s.downcase
options.empty? || options.any? { |domain| value_downcased.end_with?(".#{domain.downcase}") }
end
def valid_scheme?(value, options)
value_downcased = value.scheme.to_s.downcase
options.empty? || options.any? { |scheme| value_downcased == scheme.to_s.downcase }
end
def valid_root?(value)
['/', ''].include?(value.path) && value.query.blank? && value.fragment.blank?
end
def valid?(value, options)
value.kind_of?(URI::Generic) &&
valid_domain?(value, [*(options[:domain])]) &&
valid_scheme?(value, [*(options[:scheme] || UrlValidator::DEFAULT_SCHEMES)]) &&
(options[:root] ? valid_root?(value) : true)
end
end
Version data entries
11 entries across 11 versions & 1 rubygems