openproject/app/services/initialize_session_service.rb

#-- encoding: UTF-8
#-- copyright
# OpenProject is a project management system.
# Copyright (C) 2012-2018 the OpenProject Foundation (OPF)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2017 Jean-Philippe Lang
# Copyright (C) 2010-2013 the ChiliProject Team
#
# 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.
#
# See docs/COPYRIGHT.rdoc for more details.
#++

class InitializeSessionService
  class << self
    ##
    # Initializes a new session for the given user.
    # This services provides very little for what it is called,
    # mainly caused due to the many ways a user can login.
    def call(user, session)
      session[:user_id] = user.id
      session[:updated_at] = Time.now

      if drop_old_sessions?
        ::UserSession.where(user_id: user.id).delete_all
      end

      ServiceResult.new(success: true, result: session)
    end

    private

    ##
    # We can only drop old sessions if they're stored in the database
    # and enabled by configuration.
    def drop_old_sessions?
      OpenProject::Configuration.session_store.to_s == 'active_record_store' &&
        OpenProject::Configuration.drop_old_sessions_on_login?
    end
  end
end