better crawling crontrol

1 files changed, 10 insertions, 5 deletions

diff --git a/pyaggr3g470r/controllers/feed.py b/pyaggr3g470r/controllers/feed.py
index b8e28ee6..ff496efc 100644
--- a/pyaggr3g470r/controllers/feed.py
+++ b/pyaggr3g470r/controllers/feed.py
@@ -1,10 +1,10 @@
+import logging
 from datetime import datetime, timedelta
+
 from .abstract import AbstractController
 from pyaggr3g470r.models import Feed
 
-import logging
 logger = logging.getLogger(__name__)
-
 DEFAULT_MAX_ERROR = 3
 DEFAULT_LIMIT = 5
 
@@ -12,14 +12,19 @@ DEFAULT_LIMIT = 5
 class FeedController(AbstractController):
     _db_cls = Feed
 
+    def list_late(self, max_last, max_error=DEFAULT_MAX_ERROR, limit=DEFAULT_LIMIT):
+        return [feed for feed in self.read(
+                            error_count__lt=max_error, enabled=True,
+                            last_retrieved__lt=max_last)
+                                .order_by('Feed.last_retrieved')
+                                .limit(limit)]
+
     def list_fetchable(self, max_error=DEFAULT_MAX_ERROR, limit=DEFAULT_LIMIT):
         from pyaggr3g470r.controllers import UserController
         now = datetime.now()
         user = UserController(self.user_id).get(id=self.user_id)
         max_last = now - timedelta(minutes=user.refresh_rate or 60)
-        feeds = [feed for feed in self.read(user_id=self.user_id,
-                            error_count__lt=max_error, enabled=True,
-                            last_retrieved__lt=max_last).limit(limit)]
+        feeds = self.list_late(max_last, max_error, limit)
         if feeds:
             self.update({'id__in': [feed.id for feed in feeds]},
                         {'last_retrieved': now})