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# redMine - project management software
# Copyright (C) 2006 Jean-Philippe Lang
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
class CustomValue < ActiveRecord::Base
belongs_to :custom_field
belongs_to :customized, :polymorphic => true
protected
def validate
errors.add(:value, :activerecord_error_blank) and return if custom_field.is_required? and value.empty?
errors.add(:value, :activerecord_error_invalid) unless custom_field.regexp.blank? or value =~ Regexp.new(custom_field.regexp)
errors.add(:value, :activerecord_error_too_short) if custom_field.min_length > 0 and value.length < custom_field.min_length and value.length > 0
errors.add(:value, :activerecord_error_too_long) if custom_field.max_length > 0 and value.length > custom_field.max_length
case custom_field.field_format
when "int"
errors.add(:value, :activerecord_error_not_a_number) unless value =~ /^[0-9]*$/
when "date"
errors.add(:value, :activerecord_error_not_a_date) unless value =~ /^\d{4}-\d{2}-\d{2}$/ or value.empty?
when "list"
errors.add(:value, :activerecord_error_inclusion) unless custom_field.possible_values.include? value or value.empty?
end
end
end
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