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'''Decorators useful for actions in the IVLE AJAX API.
The first argument to any method wrapped by these needs to be a request.
'''
from ivle.webapp.errors import MethodNotAllowed, Unauthorized
class require_method(object):
'''Require that the request has been made with the specified HTTP method.
'''
def __init__(self, method):
self.method = method
def __call__(self, func):
def method_or_die(req, *args, **kwargs):
if req.method != self.method:
raise MethodNotAllowed(allowed=[self.method])
func(req, *args, **kwargs)
return method_or_die
def require_admin(func):
'''Require that the logged in user is an admin.'''
def admin_or_die(req, *args, **kwargs):
if not req.user or not req.user.admin:
raise Unauthorized()
func(req, *args, **kwargs)
return admin_or_die
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