Redmine/app/models/principal.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 Principal < ActiveRecord::Base
self.table_name = "#{table_name_prefix}users#{table_name_suffix}"
has_many :members, :foreign_key => 'user_id', :dependent => :destroy
has_many :memberships, :class_name => 'Member', :foreign_key => 'user_id', :include => [ :project, :roles ], :conditions => "#{Project.table_name}.status=#{Project::STATUS_ACTIVE}", :order => "#{Project.table_name}.name"
has_many :projects, :through => :memberships
has_many :issue_categories, :foreign_key => 'assigned_to_id', :dependent => :nullify
# Groups and active users
scope :active, :conditions => "#{Principal.table_name}.status = 1"
scope :like, lambda {|q|
if q.blank?
{}
else
q = q.to_s.downcase
pattern = "%#{q}%"
sql = "LOWER(login) LIKE :p OR LOWER(firstname) LIKE :p OR LOWER(lastname) LIKE :p OR LOWER(mail) LIKE :p"
params = {:p => pattern}
if q =~ /^(.+)\s+(.+)$/
a, b = "#{$1}%", "#{$2}%"
sql << " OR (LOWER(firstname) LIKE :a AND LOWER(lastname) LIKE :b) OR (LOWER(firstname) LIKE :b AND LOWER(lastname) LIKE :a)"
params.merge!(:a => a, :b => b)
end
{:conditions => [sql, params]}
end
}
# Principals that are members of a collection of projects
scope :member_of, lambda {|projects|
projects = [projects] unless projects.is_a?(Array)
if projects.empty?
{:conditions => "1=0"}
else
ids = projects.map(&:id)
{:conditions => ["#{Principal.table_name}.status = 1 AND #{Principal.table_name}.id IN (SELECT DISTINCT user_id FROM #{Member.table_name} WHERE project_id IN (?))", ids]}
end
}
# Principals that are not members of projects
scope :not_member_of, lambda {|projects|
projects = [projects] unless projects.is_a?(Array)
if projects.empty?
{:conditions => "1=0"}
else
ids = projects.map(&:id)
{:conditions => ["#{Principal.table_name}.id NOT IN (SELECT DISTINCT user_id FROM #{Member.table_name} WHERE project_id IN (?))", ids]}
end
}
before_create :set_default_empty_values
def name(formatter = nil)
to_s
end
def <=>(principal)
if principal.nil?
-1
elsif self.class.name == principal.class.name
self.to_s.downcase <=> principal.to_s.downcase
else
# groups after users
principal.class.name <=> self.class.name
end
end
protected
# Make sure we don't try to insert NULL values (see #4632)
def set_default_empty_values
self.login ||= ''
self.hashed_password ||= ''
self.firstname ||= ''
self.lastname ||= ''
self.mail ||= ''
true
end
end