X-Git-Url: https://git.openstreetmap.org./osqa.git/blobdiff_plain/c502a60cd16d8ae64710c9b1c22b2fadf7ed3e51..2dd371482b63066c3c8c828977efe2014c5dc13e:/forum/models/node.py

diff --git a/forum/models/node.py b/forum/models/node.py
index a71ae47..bf82708 100644
--- a/forum/models/node.py
+++ b/forum/models/node.py
@@ -382,10 +382,10 @@ class Node(BaseModel, NodeContent):
             return None
         else:
             if self._original_state['tagnames']:
-                old_tags = set(name for name in self._original_state['tagnames'].split(u' '))
+                old_tags = set(self._original_state['tagnames'].split())
             else:
                 old_tags = set()
-            new_tags = set(name for name in self.tagnames.split(u' ') if name)
+            new_tags = set(self.tagnames.split())
 
             return dict(
                     current=list(new_tags),
@@ -437,6 +437,10 @@ class Node(BaseModel, NodeContent):
                 tag.save()
 
     def delete(self, *args, **kwargs):
+        for tag in self.tags.all():
+            tag.add_to_usage_count(-1)
+            tag.save()
+
         self.active_revision = None
         self.save()
 
@@ -463,7 +467,8 @@ class Node(BaseModel, NodeContent):
         tags_changed = self._process_changes_in_tags()
         
         super(Node, self).save(*args, **kwargs)
-        if tags_changed: self.tags = list(Tag.objects.filter(name__in=self.tagname_list()))
+        if tags_changed:
+            self.tags = list(Tag.objects.filter(name__in=self.tagname_list()))
 
     class Meta:
         app_label = 'forum'