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- # frozen_string_literal: true
-
- # Redmine - project management software
- # Copyright (C) 2006-2021 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 CustomFieldEnumeration < ActiveRecord::Base
- belongs_to :custom_field
-
- 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)
- transaction do
- attributes.each do |enumeration_id, enumeration_attributes|
- enumeration = custom_field.enumerations.find_by_id(enumeration_id)
- if enumeration
- if block_given?
- yield enumeration, enumeration_attributes
- else
- enumeration.attributes = enumeration_attributes
- end
- unless enumeration.save
- raise ActiveRecord::Rollback
- end
- end
- end
- end
- end
-
- def self.fields_for_order_statement(table=nil)
- table ||= table_name
- columns = ['position']
- columns.uniq.map {|field| "#{table}.#{field}"}
- end
-
- private
-
- def set_position
- max = self.class.where(:custom_field_id => custom_field_id).maximum(:position) || 0
- self.position = max + 1
- end
- end
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