1
|
|
|
# -*- coding: utf-8 -*- |
|
|
|
|
2
|
|
|
import typing |
3
|
|
|
|
4
|
|
|
from json.decoder import JSONDecodeError |
|
|
|
|
5
|
|
|
from sqlalchemy.orm.exc import NoResultFound |
6
|
|
|
|
7
|
|
|
from pyramid.request import Request |
8
|
|
|
from pyramid.security import ALL_PERMISSIONS |
|
|
|
|
9
|
|
|
from pyramid.security import Allow |
|
|
|
|
10
|
|
|
from pyramid.security import unauthenticated_userid |
11
|
|
|
|
12
|
|
|
from tracim.models.auth import Group |
|
|
|
|
13
|
|
|
from tracim.models.auth import User |
14
|
|
|
from tracim.models.data import Workspace |
15
|
|
|
from tracim.models.data import UserRoleInWorkspace |
|
|
|
|
16
|
|
|
from tracim.lib.core.user import UserApi |
17
|
|
|
from tracim.lib.core.workspace import WorkspaceApi |
18
|
|
|
from tracim.lib.core.userworkspace import RoleApi |
19
|
|
|
|
20
|
|
|
# INFO - G.M - 06-04-2018 - Auth for pyramid |
21
|
|
|
# based on this tutorial : https://docs.pylonsproject.org/projects/pyramid-cookbook/en/latest/auth/basic.html # nopep8 |
|
|
|
|
22
|
|
|
BASIC_AUTH_WEBUI_REALM = "tracim" |
23
|
|
|
|
24
|
|
|
# Global Permissions |
25
|
|
|
ADMIN_PERM = 'admin' |
26
|
|
|
MANAGE_GLOBAL_PERM = 'manage_global' |
27
|
|
|
USER_PERM = 'user' |
28
|
|
|
# Workspace-specific permission |
29
|
|
|
READ_PERM = 'read' |
30
|
|
|
CONTRIBUTE_PERM = 'contribute' |
31
|
|
|
MANAGE_CONTENT_PERM = 'manage_content' |
32
|
|
|
MANAGE_WORKSPACE_PERM = 'manage_workspace' |
33
|
|
|
|
34
|
|
|
|
35
|
|
|
def get_user(request: Request) -> typing.Optional[User]: |
36
|
|
|
""" |
37
|
|
|
Get current pyramid user from request |
38
|
|
|
:param request: pyramid request |
39
|
|
|
:return: |
40
|
|
|
""" |
41
|
|
|
app_config = request.registry.settings['CFG'] |
42
|
|
|
uapi = UserApi(None, session=request.dbsession, config=app_config) |
43
|
|
|
user = None |
44
|
|
|
try: |
45
|
|
|
login = unauthenticated_userid(request) |
46
|
|
|
user = uapi.get_one_by_email(login) |
47
|
|
|
except NoResultFound: |
48
|
|
|
pass |
49
|
|
|
return user |
50
|
|
|
|
51
|
|
|
|
52
|
|
|
def get_workspace(request: Request) -> typing.Optional[Workspace]: |
53
|
|
|
""" |
54
|
|
|
Get current workspace from request |
55
|
|
|
:param request: pyramid request |
56
|
|
|
:return: |
57
|
|
|
""" |
58
|
|
|
workspace = None |
59
|
|
|
try: |
60
|
|
|
if 'workspace_id' not in request.json_body: |
61
|
|
|
return None |
62
|
|
|
workspace_id = request.json_body['workspace_id'] |
63
|
|
|
wapi = WorkspaceApi(current_user=None, session=request.dbsession) |
64
|
|
|
workspace = wapi.get_one(workspace_id) |
65
|
|
|
except JSONDecodeError: |
66
|
|
|
pass |
67
|
|
|
except NoResultFound: |
68
|
|
|
pass |
69
|
|
|
return workspace |
70
|
|
|
|
71
|
|
|
|
72
|
|
|
def check_credentials( |
73
|
|
|
login: str, |
74
|
|
|
cleartext_password: str, |
75
|
|
|
request: Request |
76
|
|
|
) -> typing.Optional[list]: |
77
|
|
|
""" |
78
|
|
|
Check credential for pyramid basic_auth, checks also for |
79
|
|
|
global and Workspace related permissions. |
80
|
|
|
:param login: login of user |
81
|
|
|
:param cleartext_password: user password in cleartext |
82
|
|
|
:param request: Pyramid request |
83
|
|
|
:return: None if auth failed, list of permissions if auth succeed |
84
|
|
|
""" |
85
|
|
|
user = get_user(request) |
86
|
|
|
|
87
|
|
|
# Do not accept invalid user |
88
|
|
|
if not user \ |
89
|
|
|
or user.email != login \ |
90
|
|
|
or not user.validate_password(cleartext_password): |
91
|
|
|
return None |
92
|
|
|
permissions = [] |
93
|
|
|
|
94
|
|
|
# Global groups |
95
|
|
|
for group in user.groups: |
96
|
|
|
permissions.append(group.group_id) |
97
|
|
|
|
98
|
|
|
# Current workspace related group |
99
|
|
|
workspace = get_workspace(request) |
100
|
|
|
if workspace: |
101
|
|
|
roleapi = RoleApi(current_user=user, session=request.dbsession) |
102
|
|
|
role = roleapi.get_one( |
103
|
|
|
user_id=user.user_id, |
104
|
|
|
workspace_id=workspace.workspace_id, |
105
|
|
|
) |
106
|
|
|
permissions.append(role) |
107
|
|
|
|
108
|
|
|
return permissions |
109
|
|
|
|
110
|
|
|
|
111
|
|
|
class Root(object): |
112
|
|
|
""" |
113
|
|
|
Root of all Pyramid requests, used to store global acl |
114
|
|
|
""" |
115
|
|
|
__acl__ = () |
116
|
|
|
|
The coding style of this project requires that you add a docstring to this code element. Below, you find an example for methods:
If you would like to know more about docstrings, we recommend to read PEP-257: Docstring Conventions.