def add_category(request, category_id="", template_name="manage/category/add_category.html"):
"""Provides an add form and adds a new category to category with given id.
"""
if category_id == "":
parent = None
else:
try:
parent = Category.objects.get(pk=category_id)
except ObjectDoesNotExist:
parent = None
if request.method == "POST":
form = CategoryAddForm(data=request.POST)
if form.is_valid():
new_category = form.save(commit=False)
new_category.parent = parent
new_category.position = 999
if parent:
new_category.level = parent.level + 1
new_category.save()
# Update positions
manage_utils.update_category_positions(parent)
url = reverse("muecke_manage_category", kwargs={"category_id": new_category.id})
return HttpResponseRedirect(url)
else:
form = CategoryAddForm(initial={"parent": category_id})
return render_to_response(template_name, RequestContext(request, {
"category": parent,
"form": form,
"came_from": request.REQUEST.get("came_from", reverse("muecke_manage_categories")),
}))
def delete_category(request, id):
"""Deletes category with given id.
"""
category = muecke_get_object_or_404(Category, pk=id)
parent = category.parent
category.delete()
manage_utils.update_category_positions(parent)
url = reverse("muecke_manage_categories")
return HttpResponseRedirect(url)