rebuild posters

pandora/item/management/commands/rebuild_posters.py

@@ -0,0 +1,29 @@
+# -*- coding: utf-8 -*-
+
+import os
+from glob import glob
+
+from django.core.management.base import BaseCommand
+
+import app.monkey_patch
+from ... import models
+from ... import tasks
+
+class Command(BaseCommand):
+    """
+    rebuild posters for all items.
+    """
+    help = 'rebuild all posters for all items.'
+    args = ''
+
+    def handle(self, **options):
+        offset = 0
+        chunk = 100
+        count = models.Item.objects.count()
+        while offset <= count:
+            for i in models.Item.objects.all().order_by('id')[offset:offset+chunk]:
+                print(i)
+                if i.poster:
+                    i.poster.delete()
+                i.make_poster()
+            offset += chunk