from rest_framework import permissions from common.utils import get_logger logger = get_logger(__file__) __all__ = ['IsSessionAssignee'] class IsSessionAssignee(permissions.IsAuthenticated): def has_permission(self, request, view): return False def has_object_permission(self, request, view, obj): try: return obj.ticket_relation.first().ticket.has_all_assignee(request.user) except: return False