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Code Issues Releases Wiki Activity

Use the use_api permission to access API

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Maël Kervella 2018-04-20 23:24:10 +00:00
parent 0c7e944b07
commit 0be63ad58e
2 changed files with 60 additions and 9 deletions
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45
api/acl.py Normal file
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# -*- mode: python; coding: utf-8 -*-
# Re2o est un logiciel d'administration développé initiallement au rezometz. Il
# se veut agnostique au réseau considéré, de manière à être installable en
# quelques clics.
#
# Copyright © 2018 Maël Kervella
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
"""api.acl
Here are defined some functions to check acl on the application.
"""
from django.conf import settings
def can_view(user):
"""Check if an user can view the application.
Args:
user: The user who wants to view the application.
Returns:
A couple (allowed, msg) where allowed is a boolean which is True if
viewing is granted and msg is a message (can be None).
"""
kwargs = {
'app_label': settings.API_CONTENT_TYPE_APP_LABEL,
'codename': settings.API_PERMISSION_CODENAME
}
can = user.has_perm('%(app_label)s.%(codename)s' % kwargs)
return can, None if can else "Vous ne pouvez pas voir cette application."

24
api/permissions.py
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from rest_framework import permissions
from re2o.acl import can_create, can_edit, can_delete, can_view_all
from . import acl
def can_see_api(_):
return lambda user: acl.can_view(user)
class DefaultACLPermission(permissions.BasePermission):
"""
Permission subclass in charge of checking the ACL to determine
if a user can access the models
"""
perms_map = {
'GET': [lambda model: model.can_view_all],
'OPTIONS': [lambda model: model.can_view_all],
'HEAD': [lambda model: model.can_view_all],
'POST': [lambda model: model.can_create],
'GET': [can_see_api, lambda model: model.can_view_all],
'OPTIONS': [can_see_api, lambda model: model.can_view_all],
'HEAD': [can_see_api, lambda model: model.can_view_all],
'POST': [can_see_api, lambda model: model.can_create],
#'PUT': [],
#'PATCH': [],
#'DELETE': [],
}
perms_obj_map = {
'GET': [lambda obj: obj.can_view],
'OPTIONS': [lambda obj: obj.can_view],
'HEAD': [lambda obj: obj.can_view],
'GET': [can_see_api, lambda obj: obj.can_view],
'OPTIONS': [can_see_api, lambda obj: obj.can_view],
'HEAD': [can_see_api, lambda obj: obj.can_view],
#'POST': [],
'PUT': [lambda obj: obj.can_edit],
'PUT': [can_see_api, lambda obj: obj.can_edit],
#'PATCH': [],
'DELETE': [lambda obj: obj.can_delete],
'DELETE': [can_see_api, lambda obj: obj.can_delete],
}
def get_required_permissions(self, method, model):