Sha256: 146a89d7728dc1e111260cb89bade3d881b8cdd61167b13f1585e35cbd69af0c
Contents?: true
Size: 928 Bytes
Versions: 13
Compression:
Stored size: 928 Bytes
Contents
# frozen_string_literal: true
class FileExtensionValidator < BaseValidator
def validate_each(record, attribute, value)
assert_valid_include_or_exclude!
assign_attr_readers(record, attribute, value)
valid?
end
private
def assert_valid_include_or_exclude!
return if options.key?(:include) || options.key?(:exclude)
raise ArgumentError, 'Missing ":include" or ":exclude" attribute for comparison.'
end
def check
options.key?(:exclude) ? :exclude : :include
end
def include_or_exclude
values = options[:include] || options[:exclude]
Array(values)
end
def valid_attr?
extension = File.extname(value.original_filename).tr('.', '')
return false if extension.empty?
included = include_or_exclude.any? { |ext| ext.to_s == extension }
included = !included if check == :exclude
return if included
record.errors.add(attribute, *error_message)
end
end
Version data entries
13 entries across 13 versions & 1 rubygems