atst/atst/domain/authz.py
2019-02-07 11:27:03 -05:00

74 lines
2.5 KiB
Python

from atst.domain.portfolio_roles import PortfolioRoles
from atst.models.permissions import Permissions
from atst.domain.exceptions import UnauthorizedError
class Authorization(object):
@classmethod
def has_portfolio_permission(cls, user, portfolio, permission):
return permission in PortfolioRoles.portfolio_role_permissions(
portfolio, user
) or Authorization.is_ccpo(user)
@classmethod
def has_atat_permission(cls, user, permission):
return permission in user.atat_role.permissions
@classmethod
def is_in_portfolio(cls, user, portfolio):
return user in portfolio.users
@classmethod
def check_portfolio_permission(cls, user, portfolio, permission, message):
if not Authorization.has_portfolio_permission(user, portfolio, permission):
raise UnauthorizedError(user, message)
@classmethod
def check_atat_permission(cls, user, permission, message):
if not Authorization.has_atat_permission(user, permission):
raise UnauthorizedError(user, message)
@classmethod
def can_view_audit_log(cls, user):
return Authorization.has_atat_permission(user, Permissions.VIEW_AUDIT_LOG)
@classmethod
def is_ccpo(cls, user):
return user.atat_role.name == "ccpo"
@classmethod
def check_is_mo_or_cor(cls, user, task_order):
if (
task_order.contracting_officer_representative != user
and task_order.creator != user
):
message = "build Task Order {}".format(task_order.id)
raise UnauthorizedError(user, message)
@classmethod
def check_is_ko(cls, user, task_order):
if task_order.contracting_officer != user:
message = "review Task Order {}".format(task_order.id)
raise UnauthorizedError(user, message)
@classmethod
def check_task_order_permission(cls, user, task_order, permission, message):
if Authorization._check_is_task_order_officer(user, task_order):
return True
Authorization.check_portfolio_permission(
user, task_order.portfolio, permission, message
)
@classmethod
def _check_is_task_order_officer(cls, user, task_order):
for officer in [
"contracting_officer",
"contracting_officer_representative",
"security_officer",
]:
if getattr(task_order, officer, None) == user:
return True
return False