root / snf-astakos-app / astakos / im / cookie.py @ fdafae27
History | View | Annotate | Download (3.9 kB)
1 | b2ffa772 | Sofia Papagiannaki | # Copyright 2011-2012 GRNET S.A. All rights reserved.
|
---|---|---|---|
2 | b2ffa772 | Sofia Papagiannaki | #
|
3 | b2ffa772 | Sofia Papagiannaki | # Redistribution and use in source and binary forms, with or
|
4 | b2ffa772 | Sofia Papagiannaki | # without modification, are permitted provided that the following
|
5 | b2ffa772 | Sofia Papagiannaki | # conditions are met:
|
6 | b2ffa772 | Sofia Papagiannaki | #
|
7 | b2ffa772 | Sofia Papagiannaki | # 1. Redistributions of source code must retain the above
|
8 | b2ffa772 | Sofia Papagiannaki | # copyright notice, this list of conditions and the following
|
9 | b2ffa772 | Sofia Papagiannaki | # disclaimer.
|
10 | b2ffa772 | Sofia Papagiannaki | #
|
11 | b2ffa772 | Sofia Papagiannaki | # 2. Redistributions in binary form must reproduce the above
|
12 | b2ffa772 | Sofia Papagiannaki | # copyright notice, this list of conditions and the following
|
13 | b2ffa772 | Sofia Papagiannaki | # disclaimer in the documentation and/or other materials
|
14 | b2ffa772 | Sofia Papagiannaki | # provided with the distribution.
|
15 | b2ffa772 | Sofia Papagiannaki | #
|
16 | b2ffa772 | Sofia Papagiannaki | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
|
17 | b2ffa772 | Sofia Papagiannaki | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
18 | b2ffa772 | Sofia Papagiannaki | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
19 | b2ffa772 | Sofia Papagiannaki | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
|
20 | b2ffa772 | Sofia Papagiannaki | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
21 | b2ffa772 | Sofia Papagiannaki | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
22 | b2ffa772 | Sofia Papagiannaki | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
23 | b2ffa772 | Sofia Papagiannaki | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
24 | b2ffa772 | Sofia Papagiannaki | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
25 | b2ffa772 | Sofia Papagiannaki | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
26 | b2ffa772 | Sofia Papagiannaki | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
27 | b2ffa772 | Sofia Papagiannaki | # POSSIBILITY OF SUCH DAMAGE.
|
28 | b2ffa772 | Sofia Papagiannaki | #
|
29 | b2ffa772 | Sofia Papagiannaki | # The views and conclusions contained in the software and
|
30 | b2ffa772 | Sofia Papagiannaki | # documentation are those of the authors and should not be
|
31 | b2ffa772 | Sofia Papagiannaki | # interpreted as representing official policies, either expressed
|
32 | b2ffa772 | Sofia Papagiannaki | # or implied, of GRNET S.A.
|
33 | b2ffa772 | Sofia Papagiannaki | |
34 | b2ffa772 | Sofia Papagiannaki | import logging |
35 | b2ffa772 | Sofia Papagiannaki | |
36 | b2ffa772 | Sofia Papagiannaki | from urllib import quote, unquote |
37 | b2ffa772 | Sofia Papagiannaki | |
38 | b2ffa772 | Sofia Papagiannaki | from django.contrib.auth.models import AnonymousUser |
39 | e0cc1c4a | Sofia Papagiannaki | from django.http import HttpRequest |
40 | e0cc1c4a | Sofia Papagiannaki | from django.utils.translation import ugettext as _ |
41 | b2ffa772 | Sofia Papagiannaki | |
42 | b2ffa772 | Sofia Papagiannaki | from astakos.im.settings import ( |
43 | b2ffa772 | Sofia Papagiannaki | COOKIE_NAME, COOKIE_DOMAIN, COOKIE_SECURE, LOGGING_LEVEL |
44 | b2ffa772 | Sofia Papagiannaki | ) |
45 | b2ffa772 | Sofia Papagiannaki | |
46 | c0b26605 | Sofia Papagiannaki | import astakos.im.messages as astakos_messages |
47 | c0b26605 | Sofia Papagiannaki | |
48 | b2ffa772 | Sofia Papagiannaki | logger = logging.getLogger(__name__) |
49 | b2ffa772 | Sofia Papagiannaki | |
50 | b2ffa772 | Sofia Papagiannaki | class Cookie(): |
51 | e0cc1c4a | Sofia Papagiannaki | def __init__(self, request, response=None): |
52 | b2ffa772 | Sofia Papagiannaki | cookies = getattr(request, 'COOKIES', {}) |
53 | b2ffa772 | Sofia Papagiannaki | cookie = unquote(cookies.get(COOKIE_NAME, ''))
|
54 | b2ffa772 | Sofia Papagiannaki | self.email, sep, self.auth_token = cookie.partition('|') |
55 | b2ffa772 | Sofia Papagiannaki | self.request = request
|
56 | 47097c8a | Sofia Papagiannaki | self.response = response
|
57 | b2ffa772 | Sofia Papagiannaki | |
58 | b2ffa772 | Sofia Papagiannaki | @property
|
59 | e0cc1c4a | Sofia Papagiannaki | def email(self): |
60 | e0cc1c4a | Sofia Papagiannaki | return getattr(self, 'email', '') |
61 | e0cc1c4a | Sofia Papagiannaki | |
62 | e0cc1c4a | Sofia Papagiannaki | @property
|
63 | e0cc1c4a | Sofia Papagiannaki | def auth_token(self): |
64 | e0cc1c4a | Sofia Papagiannaki | return getattr(self, 'auth_token', '') |
65 | e0cc1c4a | Sofia Papagiannaki | |
66 | e0cc1c4a | Sofia Papagiannaki | @property
|
67 | b2ffa772 | Sofia Papagiannaki | def is_set(self): |
68 | c0b26605 | Sofia Papagiannaki | no_token = not self.auth_token |
69 | b2ffa772 | Sofia Papagiannaki | return not no_token |
70 | b2ffa772 | Sofia Papagiannaki | |
71 | b2ffa772 | Sofia Papagiannaki | @property
|
72 | b2ffa772 | Sofia Papagiannaki | def is_valid(self): |
73 | b2ffa772 | Sofia Papagiannaki | return self.email == getattr(self.user, 'email', '') and \ |
74 | b2ffa772 | Sofia Papagiannaki | self.auth_token == getattr(self.user, 'auth_token', '') |
75 | b2ffa772 | Sofia Papagiannaki | |
76 | b2ffa772 | Sofia Papagiannaki | @property
|
77 | b2ffa772 | Sofia Papagiannaki | def user(self): |
78 | b2ffa772 | Sofia Papagiannaki | return getattr(self.request, 'user', AnonymousUser()) |
79 | b2ffa772 | Sofia Papagiannaki | |
80 | 53764fd9 | Sofia Papagiannaki | def __set(self): |
81 | e0cc1c4a | Sofia Papagiannaki | if not self.response: |
82 | c0b26605 | Sofia Papagiannaki | raise ValueError(_(astakos_messages.NO_RESPONSE)) |
83 | b2ffa772 | Sofia Papagiannaki | user = self.user
|
84 | b2ffa772 | Sofia Papagiannaki | expire_fmt = user.auth_token_expires.strftime('%a, %d-%b-%Y %H:%M:%S %Z')
|
85 | b2ffa772 | Sofia Papagiannaki | cookie_value = quote(user.email + '|' + user.auth_token)
|
86 | 53764fd9 | Sofia Papagiannaki | self.response.set_cookie(
|
87 | 53764fd9 | Sofia Papagiannaki | COOKIE_NAME, value=cookie_value, expires=expire_fmt, path='/',
|
88 | 53764fd9 | Sofia Papagiannaki | domain=COOKIE_DOMAIN, secure=COOKIE_SECURE |
89 | 53764fd9 | Sofia Papagiannaki | ) |
90 | b2ffa772 | Sofia Papagiannaki | msg = 'Cookie [expiring %(auth_token_expires)s] set for %(email)s' % user.__dict__
|
91 | b2ffa772 | Sofia Papagiannaki | logger._log(LOGGING_LEVEL, msg, []) |
92 | b2ffa772 | Sofia Papagiannaki | |
93 | 53764fd9 | Sofia Papagiannaki | def __delete(self): |
94 | e0cc1c4a | Sofia Papagiannaki | if not self.response: |
95 | c0b26605 | Sofia Papagiannaki | raise ValueError(_(astakos_messages.NO_RESPONSE)) |
96 | 53764fd9 | Sofia Papagiannaki | self.response.delete_cookie(COOKIE_NAME, path='/', domain=COOKIE_DOMAIN) |
97 | b2ffa772 | Sofia Papagiannaki | msg = 'Cookie deleted for %(email)s' % self.__dict__ |
98 | b2ffa772 | Sofia Papagiannaki | logger._log(LOGGING_LEVEL, msg, []) |
99 | b2ffa772 | Sofia Papagiannaki | |
100 | e0cc1c4a | Sofia Papagiannaki | def fix(self, response=None): |
101 | e0cc1c4a | Sofia Papagiannaki | self.response = response or self.response |
102 | e13fae3d | root | try:
|
103 | e13fae3d | root | if self.user.is_authenticated(): |
104 | e13fae3d | root | if not self.is_set or not self.is_valid: |
105 | e13fae3d | root | self.__set()
|
106 | e13fae3d | root | else:
|
107 | e13fae3d | root | if self.is_set: |
108 | e13fae3d | root | self.__delete()
|
109 | e13fae3d | root | except AttributeError: |
110 | e13fae3d | root | pass |