def detail(request, id):
task = get_object_or_404(Task, id=id)
perm = task.get_user_permissions(request.user)
if VIEW not in perm:
return (403, "Not allowed to view this task!")
if not check_prerequisites_for_task(task, request.user, perm):
return (403, "Prerequisites not met, not allowed to view the task!")
# Remember my solution.
try:
solution = Solution.objects.get(author_id=request.user.id, task_id=task.id)
except:
solution = None
task.cache_solution = solution
data = {"task": task, "can_edit": EDIT in perm, "solution": solution}
featured_folder_id = getattr(settings, "FEATURED_LECTURES_FOLDER_ID", None)
if task.is_lecture and featured_folder_id and can_edit_featured_lectures(request.user):
# The case where task is hidden is handled in the template.
data["can_select_as_featured"] = True
data["is_featured"] = FolderTask.objects.filter(folder_id=featured_folder_id, task_id=id).exists()
folder_data = get_task_folder_data(task, request.user)
if folder_data:
data.update(folder_data)
return data
def featured_lecture(request):
if not can_edit_featured_lectures(request.user):
return (403, "Not allowed to modify featured lectures.")
folder_id = getattr(settings, "FEATURED_LECTURES_FOLDER_ID", None)
if not folder_id:
return (400, "Featured lectures not enabled.")
featured = request.POST["featured"]
if featured not in ["yes", "no"]:
return (400, "Argument `featured` should be 'yes' or 'no'.")
task = get_object_or_404(Task, id=request.POST["task_id"])
if featured == "yes" and (task.hidden or not task.is_lecture):
return (403, "Task hidden or not a lecture.") # Allow to remove.
add = True if featured == "yes" else False
add_or_remove_folder_task(folder_id, task.id, add)
return (task.get_absolute_url(),)
