Fix #54: Add an aggregates task

.gitignore

@@ -10,3 +10,4 @@ shapefiles/
 openrural/settings/local.py
 *.DS_Store
 .vagrant
+*.swp

openrural/periodic_tasks/models.py

@@ -0,0 +1,3 @@
+from django.db import models
+
+# Create your models here.

openrural/periodic_tasks/tasks.py

@@ -0,0 +1,18 @@
+from celery.task import Task, PeriodicTask
+from celery.registry import tasks
+from datetime import timedelta
+
+from ebpub.db.bin.update_aggregates import update_all_aggregates
+
+class AggregatesTask(PeriodicTask):
+
+    name = 'openrural.aggregates'
+    run_every = timedelta(hours=12)
+
+    def run(self, dry_run=False, reset=False):
+        logger = self.get_logger()
+        logger.info("Starting aggregates task")
+        update_all_aggregates(dry_run, reset)
+        logger.info("Stopping aggregates task")
+
+tasks.register(AggregatesTask)

openrural/settings/base.py

@@ -35,6 +35,7 @@
     'openrural',
     'gunicorn',
     'openrural.data_dashboard',
+    'openrural.periodic_tasks',
     'django.contrib.messages',
 ) + INSTALLED_APPS
 TEMPLATE_DIRS = (os.path.join(PROJECT_DIR, 'templates'), ) + TEMPLATE_DIRS