Redmine/app/models/member.rb

99 lines
3.0 KiB
Ruby

# 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 Member < ActiveRecord::Base
belongs_to :user
belongs_to :principal, :foreign_key => 'user_id'
has_many :member_roles, :dependent => :destroy
has_many :roles, :through => :member_roles
belongs_to :project
validates_presence_of :principal, :project
validates_uniqueness_of :user_id, :scope => :project_id
validate :validate_role
before_destroy :set_issue_category_nil
after_destroy :unwatch_from_permission_change
def name
self.user.name
end
alias :base_role_ids= :role_ids=
def role_ids=(arg)
ids = (arg || []).collect(&:to_i) - [0]
# Keep inherited roles
ids += member_roles.select {|mr| !mr.inherited_from.nil?}.collect(&:role_id)
new_role_ids = ids - role_ids
# Add new roles
new_role_ids.each {|id| member_roles << MemberRole.new(:role_id => id) }
# Remove roles (Rails' #role_ids= will not trigger MemberRole#on_destroy)
member_roles_to_destroy = member_roles.select {|mr| !ids.include?(mr.role_id)}
if member_roles_to_destroy.any?
member_roles_to_destroy.each(&:destroy)
unwatch_from_permission_change
end
end
def <=>(member)
a, b = roles.sort.first, member.roles.sort.first
a == b ? (principal <=> member.principal) : (a <=> b)
end
def deletable?
member_roles.detect {|mr| mr.inherited_from}.nil?
end
def include?(user)
if principal.is_a?(Group)
!user.nil? && user.groups.include?(principal)
else
self.user == user
end
end
def set_issue_category_nil
if user
# remove category based auto assignments for this member
IssueCategory.update_all "assigned_to_id = NULL", ["project_id = ? AND assigned_to_id = ?", project.id, user.id]
end
end
# Find or initilize a Member with an id, attributes, and for a Principal
def self.edit_membership(id, new_attributes, principal=nil)
@membership = id.present? ? Member.find(id) : Member.new(:principal => principal)
@membership.attributes = new_attributes
@membership
end
protected
def validate_role
errors.add_on_empty :role if member_roles.empty? && roles.empty?
end
private
# Unwatch things that the user is no longer allowed to view inside project
def unwatch_from_permission_change
if user
Watcher.prune(:user => user, :project => project)
end
end
end