Correctly account translations to users who have suggested (issue #347)

trans/models/unit.py

@@ -489,6 +489,8 @@ class Unit(models.Model):
                      change_action=None, user=None):
         '''
         Stores unit to backend.
+
+        Optional user parameters defines authorship of a change.
         '''
         from accounts.models import (
             notify_new_translation, notify_new_contributor
@@ -498,6 +500,10 @@ class Unit(models.Model):
         # Update lock timestamp
         self.translation.update_lock(request)
 
+        # For case when authorship specified, use user from request
+        if user is None:
+            user = request.user
+
         # Store to backend
         try:
             (saved, pounit) = self.translation.update_unit(self, request, user)
@@ -556,7 +562,7 @@ class Unit(models.Model):
         notify_new_translation(self, oldunit, request.user)
 
         # Update user stats
-        profile = request.user.get_profile()
+        profile = user.get_profile()
         profile.translated += 1
         profile.save()