# == Strip Attribute module
#
# Contains functionality to clean attributes before validation
#
# Usage:
#
# class Milestone < ActiveRecord::Base
# strip_attributes :title
# end
#
#
module StripAttribute
extend ActiveSupport::Concern
module ClassMethods
def strip_attributes(*attrs)
strip_attrs.concat(attrs)
end
def strip_attrs
@strip_attrs ||= []
end
end
included do
before_validation :strip_attributes
end
def strip_attributes
self.class.strip_attrs.each do |attr|
self[attr].strip! if self[attr] && self[attr].respond_to?(:strip!)
end
end
end