counters stub

[wolnelektury.git] / apps / catalogue / views.py

diff --git a/apps/catalogue/views.py b/apps/catalogue/views.py
index 7addb7f..ac778d4 100644 (file)
--- a/apps/catalogue/views.py
+++ b/apps/catalogue/views.py
@@ -17,7 +17,7 @@ from django.template import RequestContext
 from django.shortcuts import render_to_response, get_object_or_404
 from django.http import HttpResponse, HttpResponseRedirect, Http404, HttpResponsePermanentRedirect
 from django.core.urlresolvers import reverse
-from django.db.models import Q
+from django.db.models import Count, Sum, Q
 from django.contrib.auth.decorators import login_required, user_passes_test
 from django.utils.datastructures import SortedDict
 from django.views.decorators.http import require_POST
@@ -119,15 +119,32 @@ def book_list(request, filter=None, template_name='catalogue/book_list.html'):
 
 
 def audiobook_list(request):
-    return book_list(request, Q(medias__type='mp3') | Q(medias__type='ogg'),
+    return book_list(request, Q(media__type='mp3') | Q(media__type='ogg'),
                      template_name='catalogue/audiobook_list.html')
 
 
 def daisy_list(request):
-    return book_list(request, Q(medias__type='daisy'),
+    return book_list(request, Q(media__type='daisy'),
                      template_name='catalogue/daisy_list.html')
 
 
+def counters(request):
+    books = models.Book.objects.count()
+    books_nonempty = models.Book.objects.exclude(html_file='').count()
+    books_empty = models.Book.objects.filter(html_file='').count()
+    books_root = models.Book.objects.filter(parent=None).count()
+
+    media = models.BookMedia.objects.count()
+    media_types = models.BookMedia.objects.values('type').\
+            annotate(count=Count('type')).\
+            order_by('type')
+    for mt in media_types:
+        mt['size'] = sum(b.file.size for b in models.BookMedia.objects.filter(type=mt['type']))
+
+    return render_to_response('catalogue/counters.html',
+                locals(), context_instance=RequestContext(request))
+
+
 def differentiate_tags(request, tags, ambiguous_slugs):
     beginning = '/'.join(tag.url_chunk for tag in tags)
     unparsed = '/'.join(ambiguous_slugs[1:])