custom_field_enumeration.rb
80 lines
| 2.3 KiB
| text/x-ruby
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RubyLexer
Jean-Philippe Lang
|
r14363 | # Redmine - project management software | ||
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Jean-Philippe Lang
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r14856 | # Copyright (C) 2006-2016 Jean-Philippe Lang | ||
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Jean-Philippe Lang
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r14363 | # | ||
| # 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 CustomFieldEnumeration < ActiveRecord::Base | ||||
| belongs_to :custom_field | ||||
| attr_accessible :name, :active, :position | ||||
| validates_presence_of :name, :position, :custom_field_id | ||||
| validates_length_of :name, :maximum => 60 | ||||
| validates_numericality_of :position, :only_integer => true | ||||
| before_create :set_position | ||||
| scope :active, lambda { where(:active => true) } | ||||
| def to_s | ||||
| name.to_s | ||||
| end | ||||
| def objects_count | ||||
| custom_values.count | ||||
| end | ||||
| def in_use? | ||||
| objects_count > 0 | ||||
| end | ||||
| alias :destroy_without_reassign :destroy | ||||
| def destroy(reassign_to=nil) | ||||
| if reassign_to | ||||
| custom_values.update_all(:value => reassign_to.id.to_s) | ||||
| end | ||||
| destroy_without_reassign | ||||
| end | ||||
| def custom_values | ||||
| custom_field.custom_values.where(:value => id.to_s) | ||||
| end | ||||
| def self.update_each(custom_field, attributes) | ||||
| return unless attributes.is_a?(Hash) | ||||
| transaction do | ||||
| attributes.each do |enumeration_id, enumeration_attributes| | ||||
| enumeration = custom_field.enumerations.find_by_id(enumeration_id) | ||||
| if enumeration | ||||
| enumeration.attributes = enumeration_attributes | ||||
| unless enumeration.save | ||||
| raise ActiveRecord::Rollback | ||||
| end | ||||
| end | ||||
| end | ||||
| end | ||||
| end | ||||
|
Jean-Philippe Lang
|
r14842 | def self.fields_for_order_statement(table=nil) | ||
| table ||= table_name | ||||
| columns = ['position'] | ||||
| columns.uniq.map {|field| "#{table}.#{field}"} | ||||
| end | ||||
|
Jean-Philippe Lang
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r14363 | private | ||
| def set_position | ||||
| max = self.class.where(:custom_field_id => custom_field_id).maximum(:position) || 0 | ||||
| self.position = max + 1 | ||||
| end | ||||
| end | ||||