Redmine

  after_destroy :destroy_children

  after_destroy :update_parent_attributes

  # Returns true if usr or current user is allowed to view the issue

  def visible?(usr=nil)

    (usr || User.current).allowed_to?(:view_issues, self.project)

  named_scope :all_public, { :conditions => { :is_public => true } }

  named_scope :visible, lambda { { :conditions => Project.visible_by(User.current) } }

  def identifier=(identifier)

    super unless identifier_frozen?

  end

  named_scope :open, :conditions => {:status => 'open'}

  named_scope :visible, lambda {|*args| { :include => :project,

                                          :conditions => Project.allowed_to_condition(args.first || User.current, :view_issues) } }

  # Returns true if +user+ or current user is allowed to view the version

  def visible?(user=User.current)

    user.allowed_to?(:view_issues, self.project)