Merge branch 'versioning' into segment-context-base

wagtail_localize/translation_engines/pontoon/models.py

@@ -332,7 +332,12 @@ class PontoonResourceTranslation(models.Model):
 
 @transaction.atomic
 def submit_to_pontoon(instance):
-    revision = TranslatableRevision.from_instance(instance)
+    revision, created = TranslatableRevision.from_instance(instance)
+
+    if not created:
+        # Check if there is already a submission for this revision
+        if PontoonResourceSubmission.objects.filter(revision=revision).exists():
+            return
 
     # Extract segments from revision and save them to translation memory
     segments = extract_segments(instance)
@@ -369,6 +374,11 @@ def submit_page_to_pontoon(page_revision):
         page_revision
     )
 
+    if not created:
+        # Check if there is already a submission for this revision
+        if PontoonResourceSubmission.objects.filter(revision=revision).exists():
+            return
+
     # Extract segments from revision and save them into translation memory
     segments = extract_segments(page_revision.as_page_object())
     insert_segments(revision, revision.locale.language_id, segments)

wagtail_localize/translation_memory/models.py

@@ -116,14 +116,14 @@ def from_instance(cls, instance, force=False):
             previous_revision = object.revisions.order_by("created_at").last()
             if previous_revision:
                 if content_json == previous_revision.content_json:
-                    return previous_revision
+                    return previous_revision, False
 
         return cls.objects.create(
             object=object,
             locale=instance.locale,
             content_json=content_json,
             created_at=timezone.now(),
-        )
+        ), True
 
     def as_instance(self):
         """