1 # Copyright 2011 GRNET S.A. All rights reserved.
3 # Redistribution and use in source and binary forms, with or
4 # without modification, are permitted provided that the following
7 # 1. Redistributions of source code must retain the above
8 # copyright notice, this list of conditions and the following
11 # 2. Redistributions in binary form must reproduce the above
12 # copyright notice, this list of conditions and the following
13 # disclaimer in the documentation and/or other materials
14 # provided with the distribution.
16 # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
17 # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
20 # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
23 # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
24 # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
26 # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 # POSSIBILITY OF SUCH DAMAGE.
29 # The views and conclusions contained in the software and
30 # documentation are those of the authors and should not be
31 # interpreted as representing official policies, either expressed
32 # or implied, of GRNET S.A.
37 from time import asctime
38 from datetime import datetime, timedelta
39 from base64 import b64encode
41 from django.conf import settings
42 from django.db import models
44 from astakos.im.interface import get_quota, set_quota
46 from hashlib import new as newhasher
48 class User(models.Model):
51 ('DELETED', 'Deleted'),
52 ('SUSPENDED', 'Suspended'),
53 ('UNVERIFIED', 'Unverified'),
54 ('PENDING', 'Pending')
57 uniq = models.CharField('Unique ID', max_length=255, null=True)
59 realname = models.CharField('Real Name', max_length=255, default='')
60 email = models.CharField('Email', max_length=255, default='')
61 affiliation = models.CharField('Affiliation', max_length=255, default='')
62 provider = models.CharField('Provider', max_length=255, default='')
63 state = models.CharField('Account state', choices=ACCOUNT_STATE,
64 max_length=16, default='PENDING')
67 level = models.IntegerField('Inviter level', default=4)
68 invitations = models.IntegerField('Invitations left', default=0)
71 password = models.CharField('Password', max_length=255, default='')
73 is_admin = models.BooleanField('Admin?', default=False)
75 auth_token = models.CharField('Authentication Token', max_length=32,
76 null=True, blank=True)
77 auth_token_created = models.DateTimeField('Token creation date',
79 auth_token_expires = models.DateTimeField('Token expiration date',
82 created = models.DateTimeField('Creation date')
83 updated = models.DateTimeField('Update date')
85 is_verified = models.BooleanField('Verified?', default=False)
87 openidurl = models.CharField('OpenID url', max_length=255, default='')
91 return get_quota(self.uniq)
94 def quota(self, value):
95 set_quota(self.uniq, value)
100 return Invitation.objects.get(uniq=self.uniq)
101 except Invitation.DoesNotExist:
104 def save(self, update_timestamps=True, **kwargs):
105 if update_timestamps:
107 self.created = datetime.now()
108 self.updated = datetime.now()
110 super(User, self).save(**kwargs)
113 if self.invitation and not self.invitation.is_consumed:
114 self.invitation.consume()
116 def renew_token(self):
118 md5.update(self.uniq)
119 md5.update(self.realname.encode('ascii', 'ignore'))
120 md5.update(asctime())
122 self.auth_token = b64encode(md5.digest())
123 self.auth_token_created = datetime.now()
124 self.auth_token_expires = self.auth_token_created + \
125 timedelta(hours=settings.AUTH_TOKEN_DURATION)
127 def __unicode__(self):
130 class Invitation(models.Model):
131 inviter = models.ForeignKey(User, related_name='invitations_sent',
133 realname = models.CharField('Real name', max_length=255)
134 uniq = models.CharField('Unique ID', max_length=255)
135 code = models.BigIntegerField('Invitation code', db_index=True)
136 #obsolete: we keep it just for transfering the data
137 is_accepted = models.BooleanField('Accepted?', default=False)
138 is_consumed = models.BooleanField('Consumed?', default=False)
139 created = models.DateTimeField('Creation date', auto_now_add=True)
140 #obsolete: we keep it just for transfering the data
141 accepted = models.DateTimeField('Acceptance date', null=True, blank=True)
142 consumed = models.DateTimeField('Consumption date', null=True, blank=True)
145 self.is_consumed = True
146 self.consumed = datetime.now()
149 def __unicode__(self):
150 return '%s -> %s [%d]' % (self.inviter, self.uniq, self.code)