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Contents
# frozen_string_literal: true
module ActiveModel
module Validations
class UrlValidator < EachValidator
def validate_each(record, attribute, value)
return if value.blank? && options[:allow_blank]
return if value.nil? && options[:allow_nil]
return if url?(value.to_s)
record.errors.add(
attribute,
:invalid_url,
message: options[:message],
value: value
)
end
def url?(url)
uri = URI(url)
regex = if options[:tld]
Validators::URL_FORMAT_WITHOUT_TLD_VALIDATION
else
Validators::URL_FORMAT
end
uri.is_a?(URI::HTTP) &&
url.match(regex) &&
valid_tld?(uri.host)
rescue URI::InvalidURIError
false
end
def valid_tld?(host)
return true unless options[:tld]
Validators::TLD.host_with_valid_tld?(host)
end
end
module ClassMethods
# Validates whether or not the specified URL is valid.
#
# class User < ActiveRecord::Base
# validates_url_format_of :site
#
# # Validates against a list of valid TLD.
# validates_url_format_of :site, tld: true
# end
#
def validates_url_format_of(*attr_names)
validates_with UrlValidator, _merge_attributes(attr_names)
end
alias_method :validates_url, :validates_url_format_of
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems