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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 Enumeration < ActiveRecord::Base
belongs_to :project
acts_as_list :scope => 'type = \'#{type}\''
acts_as_customizable
acts_as_tree :order => 'position ASC'
before_destroy :check_integrity
validates_presence_of :name
validates_uniqueness_of :name, :scope => [:type]
validates_length_of :name, :maximum => 30
# Backwards compatiblity named_scopes.
# Can be removed post-0.9
named_scope :priorities, :conditions => { :type => "IssuePriority" }, :order => 'position' do
ActiveSupport::Deprecation.warn("Enumeration#priorities is deprecated, use the IssuePriority class. (#{Redmine::Info.issue(3007)})")
def default
find(:first, :conditions => { :is_default => true })
end
end
named_scope :document_categories, :conditions => { :type => "DocumentCategory" }, :order => 'position' do
ActiveSupport::Deprecation.warn("Enumeration#document_categories is deprecated, use the DocumentCategories class. (#{Redmine::Info.issue(3007)})")
def default
find(:first, :conditions => { :is_default => true })
end
end
named_scope :activities, :conditions => { :type => "TimeEntryActivity" }, :order => 'position' do
ActiveSupport::Deprecation.warn("Enumeration#activities is deprecated, use the TimeEntryActivity class. (#{Redmine::Info.issue(3007)})")
def default
find(:first, :conditions => { :is_default => true })
end
end
named_scope :values, lambda {|type| { :conditions => { :type => type }, :order => 'position' } } do
def default
find(:first, :conditions => { :is_default => true })
end
end
# End backwards compatiblity named_scopes
named_scope :all, :order => 'position'
named_scope :active, lambda {
{
:conditions => {:active => true, :project_id => nil},
:order => 'position'
}
}
def self.default
# Creates a fake default scope so Enumeration.default will check
# it's type. STI subclasses will automatically add their own
# types to the finder.
if self.descends_from_active_record?
find(:first, :conditions => { :is_default => true, :type => 'Enumeration' })
else
# STI classes are
find(:first, :conditions => { :is_default => true })
end
end
# Overloaded on concrete classes
def option_name
nil
end
# Backwards compatiblity. Can be removed post-0.9
def opt
ActiveSupport::Deprecation.warn("Enumeration#opt is deprecated, use the STI classes now. (#{Redmine::Info.issue(3007)})")
return OptName
end
def before_save
if is_default? && is_default_changed?
Enumeration.update_all("is_default = #{connection.quoted_false}", {:type => type})
end
end
# Overloaded on concrete classes
def objects_count
0
end
def in_use?
self.objects_count != 0
end
# Is this enumeration overiding a system level enumeration?
def is_override?
!self.parent.nil?
end
alias :destroy_without_reassign :destroy
# Destroy the enumeration
# If a enumeration is specified, objects are reassigned
def destroy(reassign_to = nil)
if reassign_to && reassign_to.is_a?(Enumeration)
self.transfer_relations(reassign_to)
end
destroy_without_reassign
end
def <=>(enumeration)
position <=> enumeration.position
end
def to_s; name end
# Returns the Subclasses of Enumeration. Each Subclass needs to be
# required in development mode.
#
# Note: subclasses is protected in ActiveRecord
def self.get_subclasses
@@subclasses[Enumeration]
end
private
def check_integrity
raise "Can't delete enumeration" if self.in_use?
end
end
# Force load the subclasses in development mode
require_dependency 'time_entry_activity'
require_dependency 'document_category'
require_dependency 'issue_priority'
|
