def index(request):
"""Cookbook homepage.
"""
variables = {
'recipe_categories': group_by_category(Recipe.objects.all()),
}
return render_to_response('cookbook/index.html', variables)
def ingredient_groups(self):
"""Return a list of ``(category, [ingredients])`` for this recipe.
``category`` is ``None`` for any ingredients without a defined category.
"""
return group_by_category(self.ingredients.all())
