vbv/server/vbv_lernwelt/course/permissions.py

52 lines
1.3 KiB
Python

from vbv_lernwelt.course.models import CourseSession, CourseSessionUser
from vbv_lernwelt.learnpath.models import LearningSequence
def has_course_access_by_page_request(request, obj):
return has_course_access(request.user, obj.specific.get_course())
def has_course_access(user, course):
if user.is_superuser:
return True
if CourseSessionUser.objects.filter(
course_session__course_id=course.id, user=user
).exists():
return True
return False
def course_sessions_for_user_qs(user):
if user.is_superuser:
return CourseSession.objects.all()
course_sessions = CourseSession.objects.filter(coursesessionuser__user=user)
return course_sessions
def is_circle_expert(user, learning_sequence, course) -> bool:
if user.is_superuser:
return True
try:
learning_sequence = LearningSequence.objects.get(id=learning_sequence)
except LearningSequence.DoesNotExist:
return False
circle_id = learning_sequence.get_parent().circle.id
try:
CourseSessionUser.objects.get(
course_session__id=course,
user_id=user.id,
role=CourseSessionUser.Role.EXPERT,
expert__id=circle_id,
)
except CourseSessionUser.DoesNotExist:
return False
return True