[damned-lies] Select appropriate domains when getting branch stats

[Claude Paroz <claudep src gnome org>]

commit acd5680ba7b7492e5554dfe7db80cf931f663639
Author: Claude Paroz <claude 2xlibre net>
Date:   Fri Oct 2 09:48:52 2015 +0200

    Select appropriate domains when getting branch stats

 stats/models.py |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)
---
diff --git a/stats/models.py b/stats/models.py
index 46037f6..d3daa71 100644
--- a/stats/models.py
+++ b/stats/models.py
@@ -372,15 +372,17 @@ class Branch(models.Model):
                      'po-tips': [potstat, polang1, polang2, ...]}
             mandatory_langs is a list of language objects whose stats should be added even if no translation 
exists.
         """
-        stats = OrderedDict(); stats_langs = {}
+        stats = OrderedDict()
+        stats_langs = {}
+        domain_pks = [d.pk for d in self.get_domains().values() if d.dtype == typ]
         pot_stats = Statistics.objects.select_related("language", "domain", "branch", "full_po"
-                        ).filter(branch=self, language__isnull=True, domain__dtype=typ
+                        ).filter(branch=self, language__isnull=True, domain__pk__in=domain_pks
                         ).order_by('domain__name')
         for stat in pot_stats.all():
             stats[stat.domain.name] = [stat,]
             stats_langs[stat.domain.name] = []
         tr_stats = Statistics.objects.select_related("language", "domain", "branch", "full_po"
-                        ).filter(branch=self, language__isnull=False, domain__dtype=typ)
+                        ).filter(branch=self, language__isnull=False, domain__pk__in=domain_pks)
         for stat in tr_stats.all():
             stats[stat.domain.name].append(stat)
             stats_langs[stat.domain.name].append(stat.language)