Don't propose projects without trackers when editing an issue (#20463).

git-svn-id: http://svn.redmine.org/redmine/trunk@14613 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/issue.rb

@@ -1386,7 +1386,7 @@ class Issue < ActiveRecord::Base
     if current_project
       condition = ["(#{condition}) OR #{Project.table_name}.id = ?", current_project.id]
     end
-    Project.where(condition)
+    Project.where(condition).having_trackers
   end
 
   private

app/models/project.rb

@@ -110,6 +110,9 @@ class Project < ActiveRecord::Base
     end
   }
   scope :sorted, lambda {order(:lft)}
+  scope :having_trackers, lambda {
+    where("#{Project.table_name}.id IN (SELECT DISTINCT project_id FROM #{table_name_prefix}projects_trackers#{table_name_suffix})")
+  }
 
   def initialize(attributes=nil, *args)
     super

test/unit/issue_test.rb

@@ -1331,6 +1331,12 @@ class IssueTest < ActiveSupport::TestCase
     assert_not_include Project.find(2), Issue.allowed_target_projects(User.find(2))
   end
 
+  def test_allowed_target_projects_should_not_include_projects_without_trackers
+    project = Project.generate!(:tracker_ids => [])
+    assert project.trackers.empty?
+    assert_not_include project, Issue.allowed_target_projects(User.find(1))
+  end
+
   def test_move_to_another_project_with_same_category
     issue = Issue.find(1)
     issue.project = Project.find(2)