Crisis banners

[wolnelektury.git] / src / annoy / signals.py

diff --git a/src/annoy/signals.py b/src/annoy/signals.py
new file mode 100644 (file)
index 0000000..c985282
--- /dev/null
+++ b/src/annoy/signals.py
@@ -0,0 +1,18 @@
+from django.db.models.signals import post_save, post_delete
+from django.dispatch import receiver
+import club.models
+from . import models
+
+
+@receiver(post_delete, sender=models.MediaInsertText)
+@receiver(post_save, sender=models.MediaInsertText)
+def update_etag(sender, instance, **kwargs):
+    instance.media_insert_set.update_etag()
+
+
+@receiver(post_save, sender=club.models.Schedule)
+def update_progress(sender, instance, **kwargs):
+    try:
+        models.Banner.update_all_progress()
+    except:
+        pass