1  # Redmine - project management software
   2  # Copyright (C) 2006-2011  Jean-Philippe Lang
   3  #
   4  # This program is free software; you can redistribute it and/or
   5  # modify it under the terms of the GNU General Public License
   6  # as published by the Free Software Foundation; either version 2
   7  # of the License, or (at your option) any later version.
   8  #
   9  # This program is distributed in the hope that it will be useful,
  10  # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  # GNU General Public License for more details.
  13  #
  14  # You should have received a copy of the GNU General Public License
  15  # along with this program; if not, write to the Free Software
  16  # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  17 
  18  class IssueCategory < ActiveRecord::Base
  19    include Redmine::SafeAttributes
  20    belongs_to :project
  21    belongs_to :assigned_to, :class_name => 'Principal', :foreign_key => 'assigned_to_id'
  22    has_many :issues, :foreign_key => 'category_id', :dependent => :nullify
  23 
  24    validates_presence_of :name
  25    validates_uniqueness_of :name, :scope => [:project_id]
  26    validates_length_of :name, :maximum => 30
  27    
  28    safe_attributes 'name', 'assigned_to_id'
  29 
  30    named_scope :named, lambda {|arg| { :conditions => ["LOWER(#{table_name}.name) = LOWER(?)", arg.to_s.strip]}}
  31 
  32    alias :destroy_without_reassign :destroy
  33 
  34    # Destroy the category
  35    # If a category is specified, issues are reassigned to this category
  36    def destroy(reassign_to = nil)
  37      if reassign_to && reassign_to.is_a?(IssueCategory) && reassign_to.project == self.project
  38        Issue.update_all("category_id = #{reassign_to.id}", "category_id = #{id}")
  39      end
  40      destroy_without_reassign
  41    end
  42 
  43    def <=>(category)
  44      name <=> category.name
  45    end
  46 
  47    def to_s; name end
  48  end