Use a simple count query.

git-svn-id: http://svn.redmine.org/redmine/trunk@13750 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/workflow_transition.rb

@@ -18,23 +18,6 @@
 class WorkflowTransition < WorkflowRule
   validates_presence_of :new_status
 
-  # Returns workflow transitions count by tracker and role
-  def self.count_by_tracker_and_role
-    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")
-    roles    = Role.sorted.to_a.select(&:consider_workflow?)
-    trackers = Tracker.sorted
-    result = []
-    trackers.each do |tracker|
-      t = []
-      roles.each do |role|
-        row = counts.detect {|c| c['role_id'].to_s == role.id.to_s && c['tracker_id'].to_s == tracker.id.to_s}
-        t << [role, (row.nil? ? 0 : row['c'].to_i)]
-      end
-      result << [tracker, t]
-    end
-    result
-  end
-
   def self.replace_transitions(trackers, roles, transitions)
     trackers = Array.wrap trackers
     roles = Array.wrap roles