changeset 921:6d08b1476a52

Weblinks app refactor. For Django 1.7.7 upgrade.
author Brian Neal <bgneal@gmail.com>
date Tue, 07 Apr 2015 20:16:06 -0500
parents 5902dc5e58a3
children 1a832625c047
files weblinks/__init__.py weblinks/apps.py weblinks/receivers.py weblinks/signals.py
diffstat 4 files changed, 53 insertions(+), 42 deletions(-) [+]
line wrap: on
line diff
--- a/weblinks/__init__.py	Tue Apr 07 20:11:32 2015 -0500
+++ b/weblinks/__init__.py	Tue Apr 07 20:16:06 2015 -0500
@@ -1,1 +1,1 @@
-import signals
+default_app_config = 'weblinks.apps.WeblinksConfig'
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/weblinks/apps.py	Tue Apr 07 20:16:06 2015 -0500
@@ -0,0 +1,9 @@
+from django.apps import AppConfig
+
+
+class WeblinksConfig(AppConfig):
+    name = 'weblinks'
+    verbose_name = 'Web Links'
+
+    def ready(self):
+        import weblinks.receivers
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/weblinks/receivers.py	Tue Apr 07 20:16:06 2015 -0500
@@ -0,0 +1,43 @@
+"""Signal handlers for the weblinks application.
+
+We use signals to compute the denormalized category counts whenever a weblink
+is saved.
+"""
+from django.db.models.signals import post_save
+from django.db.models.signals import post_delete
+
+from weblinks.models import Category, Link
+
+
+def on_link_save(sender, **kwargs):
+    """This function updates the count field for all categories.
+    It is called whenever a link is saved via a signal.
+    """
+    if kwargs['created']:
+        # we only have to update the parent category
+        link = kwargs['instance']
+        cat = link.category
+        cat.count = Link.public_objects.filter(category=cat).count()
+        cat.save()
+    else:
+        # update all categories just to be safe (an existing link could
+        # have been moved from one category to another
+        cats = Category.objects.all()
+        for cat in cats:
+            cat.count = Link.public_objects.filter(category=cat).count()
+            cat.save()
+
+
+def on_link_delete(sender, **kwargs):
+    """This function updates the count field for the link's parent
+    category. It is called when a link is deleted via a signal.
+    """
+    # update the parent category
+    link = kwargs['instance']
+    cat = link.category
+    cat.count = Link.public_objects.filter(category=cat).count()
+    cat.save()
+
+
+post_save.connect(on_link_save, sender=Link, dispatch_uid='weblinks.receivers')
+post_delete.connect(on_link_delete, sender=Link, dispatch_uid='weblinks.receivers')
--- a/weblinks/signals.py	Tue Apr 07 20:11:32 2015 -0500
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,41 +0,0 @@
-"""Signals for the weblinks application.
-We use signals to compute the denormalized category counts whenever a weblink
-is saved."""
-from django.db.models.signals import post_save
-from django.db.models.signals import post_delete
-
-from weblinks.models import Category, Link
-
-
-def on_link_save(sender, **kwargs):
-    """This function updates the count field for all categories.
-    It is called whenever a link is saved via a signal.
-    """
-    if kwargs['created']:
-        # we only have to update the parent category
-        link = kwargs['instance']
-        cat = link.category
-        cat.count = Link.public_objects.filter(category=cat).count()
-        cat.save()
-    else:
-        # update all categories just to be safe (an existing link could
-        # have been moved from one category to another
-        cats = Category.objects.all()
-        for cat in cats:
-            cat.count = Link.public_objects.filter(category=cat).count()
-            cat.save()
-
-
-def on_link_delete(sender, **kwargs):
-    """This function updates the count field for the link's parent
-    category. It is called when a link is deleted via a signal.
-    """
-    # update the parent category
-    link = kwargs['instance']
-    cat = link.category
-    cat.count = Link.public_objects.filter(category=cat).count()
-    cat.save()
-
-
-post_save.connect(on_link_save, sender=Link, dispatch_uid='weblinks.signals')
-post_delete.connect(on_link_delete, sender=Link, dispatch_uid='weblinks.signals')