return qs
def get_context_data(self, *args, **kwargs):
+ def get_cloud_size(clicks, relate_to):
+ return '%.2f' % (0.7 + (float(clicks) / relate_to if relate_to != 0 else 0))
+
context = super(QuestionListView, self).get_context_data(*args, **kwargs)
- context['tags'] = Tag.objects.filter(items__question__published=True
- ).annotate(c=models.Count('items__tag')).order_by('-c', 'slug')
context['tag'] = self.tag
context['tag_categories'] = TagCategory.objects.all().annotate(click_count = models.Sum('tags__click_count'))
+ context['tag_lists'] = dict()
- # Calculating factors for category and tag clouds
- all_tag_clicks_count = Tag.objects.all().aggregate(models.Sum('click_count'))['click_count__sum']
annotated_categories = dict()
- minimum_factor = 0.7
+ all_tags_click_count = Tag.objects.all().aggregate(models.Sum('click_count'))['click_count__sum']
for category in context['tag_categories']:
annotated_categories[category.id] = category
- category.factor = '%.2f' % (minimum_factor + (float(category.click_count) / all_tag_clicks_count))
- for tag in [t for t in context['tags'] if t.category]:
- category = annotated_categories[tag.category.id]
- tag.factor = '%.2f' % (minimum_factor + ((float(tag.click_count) / category.click_count) if category.click_count else 0))
+ category.cloud_size = get_cloud_size(category.click_count, all_tags_click_count)
+
+ tags = Tag.objects.filter(items__question__published=True) \
+ .annotate(c=models.Count('items__tag')).order_by('category__slug', '-c', 'slug')
+ uncategorized_tags_click_count = Tag.objects.filter(category=None).aggregate(models.Sum('click_count'))['click_count__sum']
+ for tag in tags:
+ if tag.category:
+ category_click_count = annotated_categories[tag.category.id].click_count
+ else:
+ category_click_count = uncategorized_tags_click_count
+ tag.cloud_size = get_cloud_size(tag.click_count, category_click_count)
+ context['tag_lists'].setdefault(tag.category.id if tag.category else 0, []).append(tag)
return context