Chris@1115: # Redmine - project management software
Chris@1115: # Copyright (C) 2006-2012  Jean-Philippe Lang
Chris@1115: #
Chris@1115: # This program is free software; you can redistribute it and/or
Chris@1115: # modify it under the terms of the GNU General Public License
Chris@1115: # as published by the Free Software Foundation; either version 2
Chris@1115: # of the License, or (at your option) any later version.
Chris@1115: #
Chris@1115: # This program is distributed in the hope that it will be useful,
Chris@1115: # but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@1115: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@1115: # GNU General Public License for more details.
Chris@1115: #
Chris@1115: # You should have received a copy of the GNU General Public License
Chris@1115: # along with this program; if not, write to the Free Software
Chris@1115: # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
Chris@1115: 
Chris@1115: class WorkflowTransition < WorkflowRule
Chris@1115:   validates_presence_of :new_status
Chris@1115: 
Chris@1115:   # Returns workflow transitions count by tracker and role
Chris@1115:   def self.count_by_tracker_and_role
Chris@1115:     counts = connection.select_all("SELECT role_id, tracker_id, count(id) AS c FROM #{table_name} WHERE type = 'WorkflowTransition' GROUP BY role_id, tracker_id")
Chris@1115:     roles = Role.sorted.all
Chris@1115:     trackers = Tracker.sorted.all
Chris@1115: 
Chris@1115:     result = []
Chris@1115:     trackers.each do |tracker|
Chris@1115:       t = []
Chris@1115:       roles.each do |role|
Chris@1115:         row = counts.detect {|c| c['role_id'].to_s == role.id.to_s && c['tracker_id'].to_s == tracker.id.to_s}
Chris@1115:         t << [role, (row.nil? ? 0 : row['c'].to_i)]
Chris@1115:       end
Chris@1115:       result << [tracker, t]
Chris@1115:     end
Chris@1115: 
Chris@1115:     result
Chris@1115:   end
Chris@1115: end