root / snf-astakos-app / astakos / im / auth_backends.py @ 3adb72c9
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1 | d5fae5f0 | Sofia Papagiannaki | # Copyright 2011 GRNET S.A. All rights reserved.
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2 | d5fae5f0 | Sofia Papagiannaki | #
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3 | d5fae5f0 | Sofia Papagiannaki | # Redistribution and use in source and binary forms, with or
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4 | d5fae5f0 | Sofia Papagiannaki | # without modification, are permitted provided that the following
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5 | d5fae5f0 | Sofia Papagiannaki | # conditions are met:
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6 | d5fae5f0 | Sofia Papagiannaki | #
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7 | d5fae5f0 | Sofia Papagiannaki | # 1. Redistributions of source code must retain the above
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8 | d5fae5f0 | Sofia Papagiannaki | # copyright notice, this list of conditions and the following
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9 | d5fae5f0 | Sofia Papagiannaki | # disclaimer.
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10 | d5fae5f0 | Sofia Papagiannaki | #
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11 | d5fae5f0 | Sofia Papagiannaki | # 2. Redistributions in binary form must reproduce the above
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12 | d5fae5f0 | Sofia Papagiannaki | # copyright notice, this list of conditions and the following
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13 | d5fae5f0 | Sofia Papagiannaki | # disclaimer in the documentation and/or other materials
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14 | d5fae5f0 | Sofia Papagiannaki | # provided with the distribution.
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15 | d5fae5f0 | Sofia Papagiannaki | #
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16 | d5fae5f0 | Sofia Papagiannaki | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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17 | d5fae5f0 | Sofia Papagiannaki | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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20 | d5fae5f0 | Sofia Papagiannaki | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 | d5fae5f0 | Sofia Papagiannaki | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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23 | d5fae5f0 | Sofia Papagiannaki | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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24 | d5fae5f0 | Sofia Papagiannaki | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | d5fae5f0 | Sofia Papagiannaki | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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26 | d5fae5f0 | Sofia Papagiannaki | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 | d5fae5f0 | Sofia Papagiannaki | # POSSIBILITY OF SUCH DAMAGE.
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28 | d5fae5f0 | Sofia Papagiannaki | #
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29 | d5fae5f0 | Sofia Papagiannaki | # The views and conclusions contained in the software and
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30 | d5fae5f0 | Sofia Papagiannaki | # documentation are those of the authors and should not be
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31 | d5fae5f0 | Sofia Papagiannaki | # interpreted as representing official policies, either expressed
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32 | d5fae5f0 | Sofia Papagiannaki | # or implied, of GRNET S.A.
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33 | d5fae5f0 | Sofia Papagiannaki | |
34 | 0905ccd2 | Sofia Papagiannaki | from django.contrib.auth.backends import ModelBackend |
35 | 0905ccd2 | Sofia Papagiannaki | |
36 | 0905ccd2 | Sofia Papagiannaki | from astakos.im.models import AstakosUser |
37 | 63dcff93 | Sofia Papagiannaki | from astakos.im.settings import LOGGING_LEVEL |
38 | 63dcff93 | Sofia Papagiannaki | |
39 | 63dcff93 | Sofia Papagiannaki | import logging |
40 | 63dcff93 | Sofia Papagiannaki | |
41 | 63dcff93 | Sofia Papagiannaki | logger = logging.getLogger(__name__) |
42 | 0905ccd2 | Sofia Papagiannaki | |
43 | 5ce3ce4f | Sofia Papagiannaki | |
44 | 5ed6816e | Sofia Papagiannaki | class TokenBackend(ModelBackend): |
45 | 794852f2 | Sofia Papagiannaki | """
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46 | 5ed6816e | Sofia Papagiannaki | AuthenticationBackend used to authenticate using token instead
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47 | 794852f2 | Sofia Papagiannaki | """
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48 | 5ed6816e | Sofia Papagiannaki | def authenticate(self, email=None, auth_token=None): |
49 | 0905ccd2 | Sofia Papagiannaki | try:
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50 | e5966bd9 | Kostas Papadimitriou | user = AstakosUser.objects.get_by_identifier(email, is_active=True,
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51 | e5966bd9 | Kostas Papadimitriou | auth_token=auth_token) |
52 | e5966bd9 | Kostas Papadimitriou | return user
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53 | 0905ccd2 | Sofia Papagiannaki | except AstakosUser.DoesNotExist:
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54 | 0905ccd2 | Sofia Papagiannaki | return None |
55 | 63dcff93 | Sofia Papagiannaki | else:
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56 | 63dcff93 | Sofia Papagiannaki | msg = 'Invalid token during authentication for %s' % email
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57 | 63dcff93 | Sofia Papagiannaki | logger._log(LOGGING_LEVEL, msg, []) |
58 | 0905ccd2 | Sofia Papagiannaki | |
59 | 0905ccd2 | Sofia Papagiannaki | def get_user(self, user_id): |
60 | 0905ccd2 | Sofia Papagiannaki | try:
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61 | 0905ccd2 | Sofia Papagiannaki | return AstakosUser.objects.get(pk=user_id)
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62 | 0905ccd2 | Sofia Papagiannaki | except AstakosUser.DoesNotExist:
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63 | 0905ccd2 | Sofia Papagiannaki | return None |
64 | 890b0eaf | Sofia Papagiannaki | |
65 | 5ce3ce4f | Sofia Papagiannaki | |
66 | 5ed6816e | Sofia Papagiannaki | class EmailBackend(ModelBackend): |
67 | 794852f2 | Sofia Papagiannaki | """
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68 | 5ed6816e | Sofia Papagiannaki | If the ``username`` parameter is actually an email uses email to authenticate
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69 | 5ed6816e | Sofia Papagiannaki | the user else tries the username.
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70 | 5ce3ce4f | Sofia Papagiannaki |
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71 | 5ed6816e | Sofia Papagiannaki | Used from ``astakos.im.forms.LoginForm`` to authenticate.
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72 | 794852f2 | Sofia Papagiannaki | """
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73 | 5ed6816e | Sofia Papagiannaki | def authenticate(self, username=None, password=None): |
74 | 792fad7a | Sofia Papagiannaki | # First check whether a user having this email exists
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75 | e5966bd9 | Kostas Papadimitriou | try:
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76 | b93a38c5 | Kostas Papadimitriou | user = AstakosUser.objects.get_by_identifier(username) |
77 | 792fad7a | Sofia Papagiannaki | except AstakosUser.DoesNotExist:
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78 | 792fad7a | Sofia Papagiannaki | return None |
79 | e5966bd9 | Kostas Papadimitriou | |
80 | 5ed6816e | Sofia Papagiannaki | if user.check_password(password):
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81 | 5ed6816e | Sofia Papagiannaki | return user
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82 | 63dcff93 | Sofia Papagiannaki | else:
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83 | 63dcff93 | Sofia Papagiannaki | msg = 'Invalid password during authentication for %s' % username
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84 | 63dcff93 | Sofia Papagiannaki | logger._log(LOGGING_LEVEL, msg, []) |
85 | c0b26605 | Sofia Papagiannaki | |
86 | 5ce3ce4f | Sofia Papagiannaki | |
87 | 890b0eaf | Sofia Papagiannaki | def get_user(self, user_id): |
88 | 890b0eaf | Sofia Papagiannaki | try:
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89 | 890b0eaf | Sofia Papagiannaki | return AstakosUser.objects.get(pk=user_id)
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90 | 890b0eaf | Sofia Papagiannaki | except AstakosUser.DoesNotExist:
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91 | 5ce3ce4f | Sofia Papagiannaki | return None |