root / snf-astakos-app / astakos / im / auth_backends.py @ e9083112
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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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18 | d5fae5f0 | Sofia Papagiannaki | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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19 | d5fae5f0 | Sofia Papagiannaki | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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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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22 | d5fae5f0 | Sofia Papagiannaki | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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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 | 5ed6816e | Sofia Papagiannaki | from django.core.validators import email_re |
36 | 0905ccd2 | Sofia Papagiannaki | |
37 | 0905ccd2 | Sofia Papagiannaki | from astakos.im.models import AstakosUser |
38 | 0905ccd2 | Sofia Papagiannaki | |
39 | 5ed6816e | Sofia Papagiannaki | class TokenBackend(ModelBackend): |
40 | 794852f2 | Sofia Papagiannaki | """
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41 | 5ed6816e | Sofia Papagiannaki | AuthenticationBackend used to authenticate using token instead
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42 | 794852f2 | Sofia Papagiannaki | """
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43 | 5ed6816e | Sofia Papagiannaki | def authenticate(self, email=None, auth_token=None): |
44 | 0905ccd2 | Sofia Papagiannaki | try:
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45 | 0a569195 | Sofia Papagiannaki | user = AstakosUser.objects.get(email=email, is_active=True)
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46 | 5ed6816e | Sofia Papagiannaki | if user.auth_token == auth_token:
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47 | 0905ccd2 | Sofia Papagiannaki | return user
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48 | 0905ccd2 | Sofia Papagiannaki | except AstakosUser.DoesNotExist:
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49 | 0905ccd2 | Sofia Papagiannaki | return None |
50 | 0905ccd2 | Sofia Papagiannaki | |
51 | 0905ccd2 | Sofia Papagiannaki | def get_user(self, user_id): |
52 | 0905ccd2 | Sofia Papagiannaki | try:
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53 | 0905ccd2 | Sofia Papagiannaki | return AstakosUser.objects.get(pk=user_id)
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54 | 0905ccd2 | Sofia Papagiannaki | except AstakosUser.DoesNotExist:
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55 | 0905ccd2 | Sofia Papagiannaki | return None |
56 | 890b0eaf | Sofia Papagiannaki | |
57 | 5ed6816e | Sofia Papagiannaki | class EmailBackend(ModelBackend): |
58 | 794852f2 | Sofia Papagiannaki | """
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59 | 5ed6816e | Sofia Papagiannaki | If the ``username`` parameter is actually an email uses email to authenticate
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60 | 5ed6816e | Sofia Papagiannaki | the user else tries the username.
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61 | 5ed6816e | Sofia Papagiannaki |
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62 | 5ed6816e | Sofia Papagiannaki | Used from ``astakos.im.forms.LoginForm`` to authenticate.
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63 | 794852f2 | Sofia Papagiannaki | """
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64 | 5ed6816e | Sofia Papagiannaki | def authenticate(self, username=None, password=None): |
65 | 5ed6816e | Sofia Papagiannaki | #If username is an email address, then try to pull it up
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66 | 5ed6816e | Sofia Papagiannaki | if email_re.search(username):
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67 | 5ed6816e | Sofia Papagiannaki | try:
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68 | 0a569195 | Sofia Papagiannaki | user = AstakosUser.objects.get(email=username, is_active=True)
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69 | 5ed6816e | Sofia Papagiannaki | except AstakosUser.DoesNotExist:
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70 | 5ed6816e | Sofia Papagiannaki | return None |
71 | 5ed6816e | Sofia Papagiannaki | else:
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72 | 5ed6816e | Sofia Papagiannaki | #We have a non-email address username we
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73 | 5ed6816e | Sofia Papagiannaki | #should try username
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74 | 5ed6816e | Sofia Papagiannaki | try:
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75 | 5ed6816e | Sofia Papagiannaki | user = AstakosUser.objects.get(username=username) |
76 | 5ed6816e | Sofia Papagiannaki | except AstakosUser.DoesNotExist:
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77 | 5ed6816e | Sofia Papagiannaki | return None |
78 | 5ed6816e | Sofia Papagiannaki | if user.check_password(password):
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79 | 5ed6816e | Sofia Papagiannaki | return user
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80 | 5ed6816e | Sofia Papagiannaki | |
81 | 890b0eaf | Sofia Papagiannaki | def get_user(self, user_id): |
82 | 890b0eaf | Sofia Papagiannaki | try:
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83 | 890b0eaf | Sofia Papagiannaki | return AstakosUser.objects.get(pk=user_id)
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84 | 890b0eaf | Sofia Papagiannaki | except AstakosUser.DoesNotExist:
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85 | 890b0eaf | Sofia Papagiannaki | return None |