add caching to the toplevel menu

diff --git a/sommitrealweird/bpcms/context_processors.py b/sommitrealweird/bpcms/context_processors.py
index d57c7e90d4b36feefd7460cd73c3f59650dde3a3..768d481b3ebce7d030e79f5cd091b11d20fd3cb1 100644 (file)
--- a/sommitrealweird/bpcms/context_processors.py
+++ b/sommitrealweird/bpcms/context_processors.py
@@ -1,34 +1,39 @@
 from bpcms.models import Document, Folder
 from django.conf import settings
+from django.core.cache import cache
 import re
 
 def content_menu(request):
-    items = Document.objects.filter(folder__isnull=True, islive__exact=True)
-    menu_items = []
-    for item in items:
-        if item.slug != 'index':
-            menu_items.append(
-                {
-                    'title': item.title,
-                    'url': item.get_basic_url(),
-                }
-            )
-    folders = Folder.objects.filter(parent__isnull=True)
-    for folder in folders:
-        try:
-            items = Document.objects.filter(folder__exact=folder, islive__exact=True, slug__exact='index')
-            item = items[0]
-            menu_items.append(
-                {
-                    'title': item.title,
-                    'url': folder.get_basic_url(),
-                }
-            )
-        except:
-            pass
+    menu_items = cache.get('bpcms_mainmenu')
 
-    menu_items.sort( \
-        cmp=lambda x,y: cmp(x['title'].lower(), y['title'].lower()))
+    if not menu_items:
+        items = Document.objects.filter(folder__isnull=True, islive__exact=True)
+        menu_items = []
+        for item in items:
+            if item.slug != 'index':
+                menu_items.append(
+                    {
+                        'title': item.title,
+                        'url': item.get_basic_url(),
+                    }
+                )
+        folders = Folder.objects.filter(parent__isnull=True)
+        for folder in folders:
+            try:
+                items = Document.objects.filter(folder__exact=folder, islive__exact=True, slug__exact='index')
+                item = items[0]
+                menu_items.append(
+                    {
+                        'title': item.title,
+                        'url': folder.get_basic_url(),
+                    }
+                )
+            except:
+                pass
+
+        menu_items.sort( \
+            cmp=lambda x,y: cmp(x['title'].lower(), y['title'].lower()))
+        cache.set('bpcms_mainmenu', menu_items, 3600)
 
     return {
         'content_menu': menu_items,

diff --git a/sommitrealweird/settings.py b/sommitrealweird/settings.py
index 959a2797a1c11840d24d0027fde4ee6df0aad3c7..923222fb0529ba4cbe38bb9bfc44cbfc9e8ba3d4 100644 (file)
--- a/sommitrealweird/settings.py
+++ b/sommitrealweird/settings.py
@@ -51,6 +51,8 @@ ADMIN_MEDIA_PREFIX = '/admin-media/'
 # Make this unique, and don't share it with anybody.
 SECRET_KEY = '$!roq-b5snvjxi4dr2y7(l(@$@k+2%aub&)s__0)k#r&c(8(4x'
 
+CACHE_BACKEND = 'file:///home/brettp/dev/sommitrealweird/tmp'
+
 # List of callables that know how to import templates from various sources.
 TEMPLATE_LOADERS = (
     'django.template.loaders.filesystem.load_template_source',