1 # Copyright 2011-2012 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.db import models
42 from django.contrib.auth.models import User, UserManager
44 from astakos.im.settings import DEFAULT_USER_LEVEL, INVITATIONS_PER_LEVEL, AUTH_TOKEN_DURATION, BILLING_FIELDS, QUEUE_CONNECTION
45 from synnefo.lib.queue import exchange_connect, exchange_send, exchange_close, Receipt
47 QUEUE_CLIENT_ID = 3 # Astakos.
49 class AstakosUser(User):
51 Extends ``django.contrib.auth.models.User`` by defining additional fields.
53 # Use UserManager to get the create_user method, etc.
54 objects = UserManager()
56 affiliation = models.CharField('Affiliation', max_length=255, blank=True)
57 provider = models.CharField('Provider', max_length=255, blank=True)
60 user_level = DEFAULT_USER_LEVEL
61 level = models.IntegerField('Inviter level', default=user_level)
62 invitations = models.IntegerField('Invitations left', default=INVITATIONS_PER_LEVEL[user_level])
64 auth_token = models.CharField('Authentication Token', max_length=32,
65 null=True, blank=True)
66 auth_token_created = models.DateTimeField('Token creation date', null=True)
67 auth_token_expires = models.DateTimeField('Token expiration date', null=True)
69 updated = models.DateTimeField('Update date')
70 is_verified = models.BooleanField('Is verified?', default=False)
72 # ex. screen_name for twitter, eppn for shibboleth
73 third_party_identifier = models.CharField('Third-party identifier', max_length=255, null=True, blank=True)
77 return '%s %s' %(self.first_name, self.last_name)
80 def realname(self, value):
81 parts = value.split(' ')
83 self.first_name = parts[0]
84 self.last_name = parts[1]
86 self.last_name = parts[0]
91 return Invitation.objects.get(username=self.email)
92 except Invitation.DoesNotExist:
95 def save(self, update_timestamps=True, **kwargs):
98 self.date_joined = datetime.now()
99 self.updated = datetime.now()
102 while not self.username:
103 username = uuid.uuid4().hex[:30]
105 AstakosUser.objects.get(username = username)
106 except AstakosUser.DoesNotExist, e:
107 self.username = username
108 self.is_active = False
109 if not self.provider:
110 self.provider = 'local'
111 report_user_event(self)
112 super(AstakosUser, self).save(**kwargs)
114 def renew_token(self):
116 md5.update(self.username)
117 md5.update(self.realname.encode('ascii', 'ignore'))
118 md5.update(asctime())
120 self.auth_token = b64encode(md5.digest())
121 self.auth_token_created = datetime.now()
122 self.auth_token_expires = self.auth_token_created + \
123 timedelta(hours=AUTH_TOKEN_DURATION)
125 def __unicode__(self):
128 class Invitation(models.Model):
130 Model for registring invitations
132 inviter = models.ForeignKey(AstakosUser, related_name='invitations_sent',
134 realname = models.CharField('Real name', max_length=255)
135 username = models.CharField('Unique ID', max_length=255)
136 code = models.BigIntegerField('Invitation code', db_index=True)
137 #obsolete: we keep it just for transfering the data
138 is_accepted = models.BooleanField('Accepted?', default=False)
139 is_consumed = models.BooleanField('Consumed?', default=False)
140 created = models.DateTimeField('Creation date', auto_now_add=True)
141 #obsolete: we keep it just for transfering the data
142 accepted = models.DateTimeField('Acceptance date', null=True, blank=True)
143 consumed = models.DateTimeField('Consumption date', null=True, blank=True)
146 self.is_consumed = True
147 self.consumed = datetime.now()
150 def __unicode__(self):
151 return '%s -> %s [%d]' % (self.inviter, self.username, self.code)
153 def report_user_event(user):
154 def should_send(user):
155 # report event incase of new user instance
156 # or if specific fields are modified
159 db_instance = AstakosUser.objects.get(id = user.id)
160 for f in BILLING_FIELDS:
161 if (db_instance.__getattribute__(f) != user.__getattribute__(f)):
165 if QUEUE_CONNECTION and should_send(user):
166 l = [[elem, str(user.__getattribute__(elem))] for elem in BILLING_FIELDS]
168 details['eventType'] = 'create' if not user.id else 'modify'
169 body = Receipt(QUEUE_CLIENT_ID, user.email, '', 0, details).format()
170 conn = exchange_connect(QUEUE_CONNECTION)
171 routing_key = QUEUE_CONNECTION.replace('#', body['id'])
172 exchange_send(conn, routing_key, body)