Redmine/app/models/group.rb

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# Redmine - project management software
# Copyright (C) 2006-2011 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 Group < Principal
has_and_belongs_to_many :users, :after_add => :user_added,
:after_remove => :user_removed
acts_as_customizable
validates_presence_of :lastname
validates_uniqueness_of :lastname, :case_sensitive => false
validates_length_of :lastname, :maximum => 30
before_destroy :remove_references_before_destroy
def to_s
lastname.to_s
end
alias :name :to_s
def user_added(user)
members.each do |member|
next if member.project.nil?
user_member = Member.find_by_project_id_and_user_id(member.project_id, user.id) || Member.new(:project_id => member.project_id, :user_id => user.id)
member.member_roles.each do |member_role|
user_member.member_roles << MemberRole.new(:role => member_role.role, :inherited_from => member_role.id)
end
user_member.save!
end
end
def user_removed(user)
members.each do |member|
MemberRole.find(:all, :include => :member,
:conditions => ["#{Member.table_name}.user_id = ? AND #{MemberRole.table_name}.inherited_from IN (?)", user.id, member.member_role_ids]).each(&:destroy)
end
end
def self.human_attribute_name(attribute_key_name, *args)
attr_name = attribute_key_name.to_s
if attr_name == 'lastname'
attr_name = "name"
end
super(attr_name, *args)
end
private
# Removes references that are not handled by associations
def remove_references_before_destroy
return if self.id.nil?
Issue.update_all 'assigned_to_id = NULL', ['assigned_to_id = ?', id]
end
end