Clone muted checks when clone stores

pootle/apps/pootle_translationproject/utils.py

@@ -9,9 +9,11 @@
 from django.contrib.auth import get_user_model
 
 from pootle.core.models import Revision
+from pootle.core.signals import update_data
 from pootle_statistics.models import SubmissionTypes
 from pootle_store.constants import SOURCE_WINS
 from pootle_store.diff import StoreDiff
+from pootle_store.models import QualityCheck
 
 
 User = get_user_model()
@@ -101,8 +103,27 @@ def clone_store(self, store, target_dir, update_cache=True):
         cloned.state = store.state
         cloned.filetype = store.filetype
         cloned.save()
+        self.clone_muted_checks(store, cloned)
         return cloned
 
+    def clone_muted_checks(self, source_store, target_store):
+        """Mute false positive checks in target store."""
+
+        false_positive_checks = QualityCheck.objects.filter(
+            unit__store=source_store,
+            false_positive=True
+        ).values('unit__unitid_hash', 'category', 'name')
+
+        for check in false_positive_checks:
+            QualityCheck.objects.filter(
+                unit__store=target_store,
+                unit__unitid_hash=check['unit__unitid_hash'],
+                category=check['category'],
+                name=check['name'],
+            ).update(false_positive=True)
+        update_data.send(
+            target_store.__class__, instance=target_store)
+
     def create_tp(self, language, project=None):
         """Create a TP for a given language"""
         tp_qs = (