root / snf-astakos-app / astakos / im / models.py @ 320d484c
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1 | aba1e498 | Antony Chazapis | # Copyright 2011-2012 GRNET S.A. All rights reserved.
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2 | 64cd4730 | Antony Chazapis | #
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3 | 64cd4730 | Antony Chazapis | # Redistribution and use in source and binary forms, with or
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4 | 64cd4730 | Antony Chazapis | # without modification, are permitted provided that the following
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5 | 64cd4730 | Antony Chazapis | # conditions are met:
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6 | 64cd4730 | Antony Chazapis | #
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7 | 64cd4730 | Antony Chazapis | # 1. Redistributions of source code must retain the above
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8 | 64cd4730 | Antony Chazapis | # copyright notice, this list of conditions and the following
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9 | 64cd4730 | Antony Chazapis | # disclaimer.
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10 | 64cd4730 | Antony Chazapis | #
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11 | 64cd4730 | Antony Chazapis | # 2. Redistributions in binary form must reproduce the above
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12 | 64cd4730 | Antony Chazapis | # copyright notice, this list of conditions and the following
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13 | 64cd4730 | Antony Chazapis | # disclaimer in the documentation and/or other materials
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14 | 64cd4730 | Antony Chazapis | # provided with the distribution.
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15 | 64cd4730 | Antony Chazapis | #
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16 | 64cd4730 | Antony Chazapis | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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17 | 64cd4730 | Antony Chazapis | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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18 | 64cd4730 | Antony Chazapis | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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19 | 64cd4730 | Antony Chazapis | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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20 | 64cd4730 | Antony Chazapis | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 | 64cd4730 | Antony Chazapis | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 | 64cd4730 | Antony Chazapis | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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23 | 64cd4730 | Antony Chazapis | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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24 | 64cd4730 | Antony Chazapis | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | 64cd4730 | Antony Chazapis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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26 | 64cd4730 | Antony Chazapis | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 | 64cd4730 | Antony Chazapis | # POSSIBILITY OF SUCH DAMAGE.
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28 | 64cd4730 | Antony Chazapis | #
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29 | 64cd4730 | Antony Chazapis | # The views and conclusions contained in the software and
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30 | 64cd4730 | Antony Chazapis | # documentation are those of the authors and should not be
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31 | 64cd4730 | Antony Chazapis | # interpreted as representing official policies, either expressed
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32 | 64cd4730 | Antony Chazapis | # or implied, of GRNET S.A.
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33 | 64cd4730 | Antony Chazapis | |
34 | 64cd4730 | Antony Chazapis | import hashlib |
35 | 15efc749 | Sofia Papagiannaki | import uuid |
36 | 64cd4730 | Antony Chazapis | |
37 | 64cd4730 | Antony Chazapis | from time import asctime |
38 | 64cd4730 | Antony Chazapis | from datetime import datetime, timedelta |
39 | 64cd4730 | Antony Chazapis | from base64 import b64encode |
40 | 64cd4730 | Antony Chazapis | |
41 | 64cd4730 | Antony Chazapis | from django.db import models |
42 | 0905ccd2 | Sofia Papagiannaki | from django.contrib.auth.models import User, UserManager |
43 | 64cd4730 | Antony Chazapis | |
44 | 92defad4 | Sofia Papagiannaki | from astakos.im.settings import DEFAULT_USER_LEVEL, INVITATIONS_PER_LEVEL, AUTH_TOKEN_DURATION |
45 | 64cd4730 | Antony Chazapis | |
46 | 0905ccd2 | Sofia Papagiannaki | class AstakosUser(User): |
47 | 890b0eaf | Sofia Papagiannaki | """
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48 | 890b0eaf | Sofia Papagiannaki | Extends ``django.contrib.auth.models.User`` by defining additional fields.
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49 | 890b0eaf | Sofia Papagiannaki | """
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50 | 0905ccd2 | Sofia Papagiannaki | # Use UserManager to get the create_user method, etc.
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51 | 0905ccd2 | Sofia Papagiannaki | objects = UserManager() |
52 | 64cd4730 | Antony Chazapis | |
53 | 5ed6816e | Sofia Papagiannaki | affiliation = models.CharField('Affiliation', max_length=255, blank=True) |
54 | 5ed6816e | Sofia Papagiannaki | provider = models.CharField('Provider', max_length=255, blank=True) |
55 | 64cd4730 | Antony Chazapis | |
56 | 64cd4730 | Antony Chazapis | #for invitations
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57 | 92defad4 | Sofia Papagiannaki | user_level = DEFAULT_USER_LEVEL |
58 | a196eb7e | Sofia Papagiannaki | level = models.IntegerField('Inviter level', default=user_level)
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59 | 92defad4 | Sofia Papagiannaki | invitations = models.IntegerField('Invitations left', default=INVITATIONS_PER_LEVEL[user_level])
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60 | 64cd4730 | Antony Chazapis | |
61 | 64cd4730 | Antony Chazapis | auth_token = models.CharField('Authentication Token', max_length=32, |
62 | 0905ccd2 | Sofia Papagiannaki | null=True, blank=True) |
63 | 0905ccd2 | Sofia Papagiannaki | auth_token_created = models.DateTimeField('Token creation date', null=True) |
64 | 0905ccd2 | Sofia Papagiannaki | auth_token_expires = models.DateTimeField('Token expiration date', null=True) |
65 | 64cd4730 | Antony Chazapis | |
66 | 64cd4730 | Antony Chazapis | updated = models.DateTimeField('Update date')
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67 | 890b0eaf | Sofia Papagiannaki | is_verified = models.BooleanField('Is verified?', default=False) |
68 | 64cd4730 | Antony Chazapis | |
69 | 15efc749 | Sofia Papagiannaki | # ex. screen_name for twitter, eppn for shibboleth
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70 | 15efc749 | Sofia Papagiannaki | third_party_identifier = models.CharField('Third-party identifier', max_length=255, null=True, blank=True) |
71 | 15efc749 | Sofia Papagiannaki | |
72 | 0905ccd2 | Sofia Papagiannaki | @property
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73 | 0905ccd2 | Sofia Papagiannaki | def realname(self): |
74 | 0905ccd2 | Sofia Papagiannaki | return '%s %s' %(self.first_name, self.last_name) |
75 | 64cd4730 | Antony Chazapis | |
76 | 0905ccd2 | Sofia Papagiannaki | @realname.setter
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77 | 0905ccd2 | Sofia Papagiannaki | def realname(self, value): |
78 | 0905ccd2 | Sofia Papagiannaki | parts = value.split(' ')
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79 | 0905ccd2 | Sofia Papagiannaki | if len(parts) == 2: |
80 | 0905ccd2 | Sofia Papagiannaki | self.first_name = parts[0] |
81 | 0905ccd2 | Sofia Papagiannaki | self.last_name = parts[1] |
82 | 0905ccd2 | Sofia Papagiannaki | else:
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83 | 0905ccd2 | Sofia Papagiannaki | self.last_name = parts[0] |
84 | 64cd4730 | Antony Chazapis | |
85 | 64cd4730 | Antony Chazapis | @property
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86 | 64cd4730 | Antony Chazapis | def invitation(self): |
87 | 64cd4730 | Antony Chazapis | try:
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88 | 9fb8e808 | Sofia Papagiannaki | return Invitation.objects.get(username=self.email) |
89 | 64cd4730 | Antony Chazapis | except Invitation.DoesNotExist:
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90 | 64cd4730 | Antony Chazapis | return None |
91 | 64cd4730 | Antony Chazapis | |
92 | 64cd4730 | Antony Chazapis | def save(self, update_timestamps=True, **kwargs): |
93 | 64cd4730 | Antony Chazapis | if update_timestamps:
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94 | 64cd4730 | Antony Chazapis | if not self.id: |
95 | a196eb7e | Sofia Papagiannaki | # set username
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96 | 15efc749 | Sofia Papagiannaki | while not self.username: |
97 | 15efc749 | Sofia Papagiannaki | username = uuid.uuid4().hex[:30]
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98 | 15efc749 | Sofia Papagiannaki | try:
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99 | 15efc749 | Sofia Papagiannaki | AstakosUser.objects.get(username = username) |
100 | 15efc749 | Sofia Papagiannaki | except AstakosUser.DoesNotExist, e:
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101 | 15efc749 | Sofia Papagiannaki | self.username = username
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102 | 15efc749 | Sofia Papagiannaki | self.is_active = False |
103 | 15efc749 | Sofia Papagiannaki | if not self.provider: |
104 | 15efc749 | Sofia Papagiannaki | self.provider = 'local' |
105 | 0905ccd2 | Sofia Papagiannaki | self.date_joined = datetime.now()
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106 | 64cd4730 | Antony Chazapis | self.updated = datetime.now()
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107 | 0905ccd2 | Sofia Papagiannaki | super(AstakosUser, self).save(**kwargs) |
108 | 64cd4730 | Antony Chazapis | |
109 | 64cd4730 | Antony Chazapis | def renew_token(self): |
110 | 64cd4730 | Antony Chazapis | md5 = hashlib.md5() |
111 | 0905ccd2 | Sofia Papagiannaki | md5.update(self.username)
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112 | 64cd4730 | Antony Chazapis | md5.update(self.realname.encode('ascii', 'ignore')) |
113 | 64cd4730 | Antony Chazapis | md5.update(asctime()) |
114 | 64cd4730 | Antony Chazapis | |
115 | 64cd4730 | Antony Chazapis | self.auth_token = b64encode(md5.digest())
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116 | 64cd4730 | Antony Chazapis | self.auth_token_created = datetime.now()
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117 | 64cd4730 | Antony Chazapis | self.auth_token_expires = self.auth_token_created + \ |
118 | 92defad4 | Sofia Papagiannaki | timedelta(hours=AUTH_TOKEN_DURATION) |
119 | 64cd4730 | Antony Chazapis | |
120 | 64cd4730 | Antony Chazapis | def __unicode__(self): |
121 | 0905ccd2 | Sofia Papagiannaki | return self.username |
122 | 64cd4730 | Antony Chazapis | |
123 | 64cd4730 | Antony Chazapis | class Invitation(models.Model): |
124 | 890b0eaf | Sofia Papagiannaki | """
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125 | 890b0eaf | Sofia Papagiannaki | Model for registring invitations
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126 | 890b0eaf | Sofia Papagiannaki | """
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127 | 0905ccd2 | Sofia Papagiannaki | inviter = models.ForeignKey(AstakosUser, related_name='invitations_sent',
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128 | 64cd4730 | Antony Chazapis | null=True)
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129 | 64cd4730 | Antony Chazapis | realname = models.CharField('Real name', max_length=255) |
130 | 0905ccd2 | Sofia Papagiannaki | username = models.CharField('Unique ID', max_length=255) |
131 | 64cd4730 | Antony Chazapis | code = models.BigIntegerField('Invitation code', db_index=True) |
132 | 64cd4730 | Antony Chazapis | #obsolete: we keep it just for transfering the data
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133 | 64cd4730 | Antony Chazapis | is_accepted = models.BooleanField('Accepted?', default=False) |
134 | 64cd4730 | Antony Chazapis | is_consumed = models.BooleanField('Consumed?', default=False) |
135 | 64cd4730 | Antony Chazapis | created = models.DateTimeField('Creation date', auto_now_add=True) |
136 | 64cd4730 | Antony Chazapis | #obsolete: we keep it just for transfering the data
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137 | 64cd4730 | Antony Chazapis | accepted = models.DateTimeField('Acceptance date', null=True, blank=True) |
138 | 64cd4730 | Antony Chazapis | consumed = models.DateTimeField('Consumption date', null=True, blank=True) |
139 | 64cd4730 | Antony Chazapis | |
140 | 64cd4730 | Antony Chazapis | def consume(self): |
141 | 64cd4730 | Antony Chazapis | self.is_consumed = True |
142 | 64cd4730 | Antony Chazapis | self.consumed = datetime.now()
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143 | 64cd4730 | Antony Chazapis | self.save()
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144 | 64cd4730 | Antony Chazapis | |
145 | 64cd4730 | Antony Chazapis | def __unicode__(self): |
146 | 0905ccd2 | Sofia Papagiannaki | return '%s -> %s [%d]' % (self.inviter, self.username, self.code) |