root / snf-astakos-app / astakos / im / activation_backends.py @ 7368111c
History | View | Annotate | Download (9.6 kB)
1 | 0905ccd2 | Sofia Papagiannaki | # Copyright 2011 GRNET S.A. All rights reserved.
|
---|---|---|---|
2 | 0905ccd2 | Sofia Papagiannaki | #
|
3 | 0905ccd2 | Sofia Papagiannaki | # Redistribution and use in source and binary forms, with or
|
4 | 0905ccd2 | Sofia Papagiannaki | # without modification, are permitted provided that the following
|
5 | 0905ccd2 | Sofia Papagiannaki | # conditions are met:
|
6 | 0905ccd2 | Sofia Papagiannaki | #
|
7 | 0905ccd2 | Sofia Papagiannaki | # 1. Redistributions of source code must retain the above
|
8 | 0905ccd2 | Sofia Papagiannaki | # copyright notice, this list of conditions and the following
|
9 | 0905ccd2 | Sofia Papagiannaki | # disclaimer.
|
10 | 0905ccd2 | Sofia Papagiannaki | #
|
11 | 0905ccd2 | Sofia Papagiannaki | # 2. Redistributions in binary form must reproduce the above
|
12 | 0905ccd2 | Sofia Papagiannaki | # copyright notice, this list of conditions and the following
|
13 | 0905ccd2 | Sofia Papagiannaki | # disclaimer in the documentation and/or other materials
|
14 | 0905ccd2 | Sofia Papagiannaki | # provided with the distribution.
|
15 | 0905ccd2 | Sofia Papagiannaki | #
|
16 | 0905ccd2 | Sofia Papagiannaki | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
|
17 | 0905ccd2 | Sofia Papagiannaki | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
18 | 0905ccd2 | Sofia Papagiannaki | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
19 | 0905ccd2 | Sofia Papagiannaki | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
|
20 | 0905ccd2 | Sofia Papagiannaki | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
21 | 0905ccd2 | Sofia Papagiannaki | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
22 | 0905ccd2 | Sofia Papagiannaki | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
23 | 0905ccd2 | Sofia Papagiannaki | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
24 | 0905ccd2 | Sofia Papagiannaki | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
25 | 0905ccd2 | Sofia Papagiannaki | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
26 | 0905ccd2 | Sofia Papagiannaki | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
27 | 0905ccd2 | Sofia Papagiannaki | # POSSIBILITY OF SUCH DAMAGE.
|
28 | 0905ccd2 | Sofia Papagiannaki | #
|
29 | 0905ccd2 | Sofia Papagiannaki | # The views and conclusions contained in the software and
|
30 | 0905ccd2 | Sofia Papagiannaki | # documentation are those of the authors and should not be
|
31 | 0905ccd2 | Sofia Papagiannaki | # interpreted as representing official policies, either expressed
|
32 | 0905ccd2 | Sofia Papagiannaki | # or implied, of GRNET S.A.
|
33 | 0905ccd2 | Sofia Papagiannaki | |
34 | 0905ccd2 | Sofia Papagiannaki | from django.utils.importlib import import_module |
35 | 890b0eaf | Sofia Papagiannaki | from django.core.exceptions import ImproperlyConfigured |
36 | 890b0eaf | Sofia Papagiannaki | from django.core.mail import send_mail |
37 | 890b0eaf | Sofia Papagiannaki | from django.template.loader import render_to_string |
38 | 890b0eaf | Sofia Papagiannaki | from django.contrib import messages |
39 | 1463659a | Sofia Papagiannaki | from django.core.urlresolvers import reverse |
40 | 18ffbee1 | Sofia Papagiannaki | from django.utils.translation import ugettext as _ |
41 | 18ffbee1 | Sofia Papagiannaki | from django.db import transaction |
42 | 890b0eaf | Sofia Papagiannaki | |
43 | 374611bc | Sofia Papagiannaki | from urlparse import urljoin |
44 | 890b0eaf | Sofia Papagiannaki | |
45 | 890b0eaf | Sofia Papagiannaki | from astakos.im.models import AstakosUser, Invitation |
46 | 15efc749 | Sofia Papagiannaki | from astakos.im.forms import * |
47 | 15efc749 | Sofia Papagiannaki | from astakos.im.util import get_invitation |
48 | 751d24cf | Sofia Papagiannaki | from astakos.im.functions import send_verification, send_activation, \ |
49 | 751d24cf | Sofia Papagiannaki | send_admin_notification, activate, SendMailError |
50 | 751d24cf | Sofia Papagiannaki | from astakos.im.settings import INVITATIONS_ENABLED, DEFAULT_CONTACT_EMAIL, \ |
51 | 751d24cf | Sofia Papagiannaki | DEFAULT_FROM_EMAIL, MODERATION_ENABLED, SITENAME, DEFAULT_ADMIN_EMAIL, RE_USER_EMAIL_PATTERNS |
52 | 0905ccd2 | Sofia Papagiannaki | |
53 | 5ed6816e | Sofia Papagiannaki | import socket |
54 | 5ed6816e | Sofia Papagiannaki | import logging |
55 | 8316698a | Sofia Papagiannaki | import re |
56 | 5ed6816e | Sofia Papagiannaki | |
57 | e015e9e6 | Sofia Papagiannaki | logger = logging.getLogger(__name__) |
58 | e015e9e6 | Sofia Papagiannaki | |
59 | 5ed6816e | Sofia Papagiannaki | def get_backend(request): |
60 | 0905ccd2 | Sofia Papagiannaki | """
|
61 | 18ffbee1 | Sofia Papagiannaki | Returns an instance of an activation backend,
|
62 | 890b0eaf | Sofia Papagiannaki | according to the INVITATIONS_ENABLED setting
|
63 | 8f5a3a06 | Sofia Papagiannaki | (if True returns ``astakos.im.activation_backends.InvitationsBackend`` and if False
|
64 | 8f5a3a06 | Sofia Papagiannaki | returns ``astakos.im.activation_backends.SimpleBackend``).
|
65 | bef3bf46 | Kostas Papadimitriou |
|
66 | 890b0eaf | Sofia Papagiannaki | If the backend cannot be located ``django.core.exceptions.ImproperlyConfigured``
|
67 | 890b0eaf | Sofia Papagiannaki | is raised.
|
68 | 0905ccd2 | Sofia Papagiannaki | """
|
69 | 8f5a3a06 | Sofia Papagiannaki | module = 'astakos.im.activation_backends'
|
70 | 92defad4 | Sofia Papagiannaki | prefix = 'Invitations' if INVITATIONS_ENABLED else 'Simple' |
71 | 890b0eaf | Sofia Papagiannaki | backend_class_name = '%sBackend' %prefix
|
72 | 0905ccd2 | Sofia Papagiannaki | try:
|
73 | 0905ccd2 | Sofia Papagiannaki | mod = import_module(module) |
74 | 0905ccd2 | Sofia Papagiannaki | except ImportError, e: |
75 | 18ffbee1 | Sofia Papagiannaki | raise ImproperlyConfigured('Error loading activation backend %s: "%s"' % (module, e)) |
76 | 0905ccd2 | Sofia Papagiannaki | try:
|
77 | 0905ccd2 | Sofia Papagiannaki | backend_class = getattr(mod, backend_class_name)
|
78 | 0905ccd2 | Sofia Papagiannaki | except AttributeError: |
79 | 18ffbee1 | Sofia Papagiannaki | raise ImproperlyConfigured('Module "%s" does not define a activation backend named "%s"' % (module, attr)) |
80 | 5ed6816e | Sofia Papagiannaki | return backend_class(request)
|
81 | 890b0eaf | Sofia Papagiannaki | |
82 | 0a569195 | Sofia Papagiannaki | class ActivationBackend(object): |
83 | 8316698a | Sofia Papagiannaki | def _is_preaccepted(self, user): |
84 | 8316698a | Sofia Papagiannaki | # return True if user email matches specific patterns
|
85 | 8316698a | Sofia Papagiannaki | for pattern in RE_USER_EMAIL_PATTERNS: |
86 | 8316698a | Sofia Papagiannaki | if re.match(pattern, user.email):
|
87 | 8316698a | Sofia Papagiannaki | return True |
88 | 8316698a | Sofia Papagiannaki | return False |
89 | 0a569195 | Sofia Papagiannaki | |
90 | 0a569195 | Sofia Papagiannaki | def get_signup_form(self, provider='local', instance=None): |
91 | 0a569195 | Sofia Papagiannaki | """
|
92 | b669d9c0 | Sofia Papagiannaki | Returns a form instance of the relevant class
|
93 | 0a569195 | Sofia Papagiannaki | """
|
94 | 0a569195 | Sofia Papagiannaki | main = provider.capitalize() if provider == 'local' else 'ThirdParty' |
95 | 0a569195 | Sofia Papagiannaki | suffix = 'UserCreationForm'
|
96 | 0a569195 | Sofia Papagiannaki | formclass = '%s%s' % (main, suffix)
|
97 | 0a569195 | Sofia Papagiannaki | request = self.request
|
98 | 0a569195 | Sofia Papagiannaki | initial_data = None
|
99 | 0a569195 | Sofia Papagiannaki | if request.method == 'POST': |
100 | 0a569195 | Sofia Papagiannaki | if provider == request.POST.get('provider', ''): |
101 | 0a569195 | Sofia Papagiannaki | initial_data = request.POST |
102 | 0a569195 | Sofia Papagiannaki | return globals()[formclass](initial_data, instance=instance, request=request) |
103 | 0a569195 | Sofia Papagiannaki | |
104 | 678b2236 | Sofia Papagiannaki | def handle_activation( |
105 | 678b2236 | Sofia Papagiannaki | self, user, activation_template_name='im/activation_email.txt', |
106 | 678b2236 | Sofia Papagiannaki | greeting_template_name='im/welcome_email.txt',
|
107 | 678b2236 | Sofia Papagiannaki | admin_email_template_name='im/admin_notification.txt'
|
108 | 678b2236 | Sofia Papagiannaki | ): |
109 | 0a569195 | Sofia Papagiannaki | """
|
110 | 0a569195 | Sofia Papagiannaki | If the user is already active returns immediately.
|
111 | 0a569195 | Sofia Papagiannaki | If the user is preaccepted and the email is verified, the account is
|
112 | 0a569195 | Sofia Papagiannaki | activated automatically. Otherwise, if the email is not verified,
|
113 | 0a569195 | Sofia Papagiannaki | it sends a verification email to the user.
|
114 | 0a569195 | Sofia Papagiannaki | If the user is not preaccepted, it sends an email to the administrators
|
115 | 0a569195 | Sofia Papagiannaki | and informs the user that the account is pending activation.
|
116 | 0a569195 | Sofia Papagiannaki | """
|
117 | 0a569195 | Sofia Papagiannaki | try:
|
118 | 0a569195 | Sofia Papagiannaki | if user.is_active:
|
119 | 0a569195 | Sofia Papagiannaki | return RegistationCompleted()
|
120 | 0a569195 | Sofia Papagiannaki | |
121 | 0a569195 | Sofia Papagiannaki | if self._is_preaccepted(user): |
122 | 0a569195 | Sofia Papagiannaki | if user.email_verified:
|
123 | 0a569195 | Sofia Papagiannaki | activate(user, greeting_template_name) |
124 | 0a569195 | Sofia Papagiannaki | return RegistationCompleted()
|
125 | 0a569195 | Sofia Papagiannaki | else:
|
126 | 751d24cf | Sofia Papagiannaki | send_activation(user, activation_template_name) |
127 | 0a569195 | Sofia Papagiannaki | return VerificationSent()
|
128 | 0a569195 | Sofia Papagiannaki | else:
|
129 | 0a569195 | Sofia Papagiannaki | send_admin_notification(user, admin_email_template_name) |
130 | 0a569195 | Sofia Papagiannaki | return NotificationSent()
|
131 | 0a569195 | Sofia Papagiannaki | except BaseException, e: |
132 | 0a569195 | Sofia Papagiannaki | logger.exception(e) |
133 | 0a569195 | Sofia Papagiannaki | raise e
|
134 | 8316698a | Sofia Papagiannaki | |
135 | 0a569195 | Sofia Papagiannaki | class InvitationsBackend(ActivationBackend): |
136 | 890b0eaf | Sofia Papagiannaki | """
|
137 | 18ffbee1 | Sofia Papagiannaki | A activation backend which implements the following workflow: a user
|
138 | 890b0eaf | Sofia Papagiannaki | supplies the necessary registation information, if the request contains a valid
|
139 | 890b0eaf | Sofia Papagiannaki | inivation code the user is automatically activated otherwise an inactive user
|
140 | 890b0eaf | Sofia Papagiannaki | account is created and the user is going to receive an email as soon as an
|
141 | 890b0eaf | Sofia Papagiannaki | administrator activates his/her account.
|
142 | 890b0eaf | Sofia Papagiannaki | """
|
143 | 5ed6816e | Sofia Papagiannaki | def __init__(self, request): |
144 | 5ed6816e | Sofia Papagiannaki | self.request = request
|
145 | 8316698a | Sofia Papagiannaki | super(InvitationsBackend, self).__init__() |
146 | bef3bf46 | Kostas Papadimitriou | |
147 | 4e30244e | Sofia Papagiannaki | def get_signup_form(self, provider='local', instance=None): |
148 | 15efc749 | Sofia Papagiannaki | """
|
149 | b669d9c0 | Sofia Papagiannaki | Returns a form instance of the relevant class
|
150 | 0a569195 | Sofia Papagiannaki |
|
151 | 0a569195 | Sofia Papagiannaki | raises Invitation.DoesNotExist and ValueError if invitation is consumed
|
152 | 0a569195 | Sofia Papagiannaki | or invitation username is reserved.
|
153 | 15efc749 | Sofia Papagiannaki | """
|
154 | 0a569195 | Sofia Papagiannaki | self.invitation = get_invitation(self.request) |
155 | 0a569195 | Sofia Papagiannaki | invitation = self.invitation
|
156 | 0a569195 | Sofia Papagiannaki | initial_data = self.get_signup_initial_data(provider)
|
157 | 0a569195 | Sofia Papagiannaki | prefix = 'Invited' if invitation else '' |
158 | 0a569195 | Sofia Papagiannaki | main = provider.capitalize() |
159 | 0a569195 | Sofia Papagiannaki | suffix = 'UserCreationForm'
|
160 | 0a569195 | Sofia Papagiannaki | formclass = '%s%s%s' % (prefix, main, suffix)
|
161 | 0a569195 | Sofia Papagiannaki | return globals()[formclass](initial_data, instance=instance, request=self.request) |
162 | bef3bf46 | Kostas Papadimitriou | |
163 | 15efc749 | Sofia Papagiannaki | def get_signup_initial_data(self, provider): |
164 | 890b0eaf | Sofia Papagiannaki | """
|
165 | 18ffbee1 | Sofia Papagiannaki | Returns the necassary activation form depending the user is invited or not
|
166 | bef3bf46 | Kostas Papadimitriou |
|
167 | 890b0eaf | Sofia Papagiannaki | Throws Invitation.DoesNotExist in case ``code`` is not valid.
|
168 | 890b0eaf | Sofia Papagiannaki | """
|
169 | 5ed6816e | Sofia Papagiannaki | request = self.request
|
170 | 15efc749 | Sofia Papagiannaki | invitation = self.invitation
|
171 | 65d85494 | Sofia Papagiannaki | initial_data = None
|
172 | 890b0eaf | Sofia Papagiannaki | if request.method == 'GET': |
173 | 15efc749 | Sofia Papagiannaki | if invitation:
|
174 | 65d85494 | Sofia Papagiannaki | # create a tmp user with the invitation realname
|
175 | 65d85494 | Sofia Papagiannaki | # to extract first and last name
|
176 | 15efc749 | Sofia Papagiannaki | u = AstakosUser(realname = invitation.realname) |
177 | 15efc749 | Sofia Papagiannaki | initial_data = {'email':invitation.username,
|
178 | 15efc749 | Sofia Papagiannaki | 'inviter':invitation.inviter.realname,
|
179 | 65d85494 | Sofia Papagiannaki | 'first_name':u.first_name,
|
180 | 4e30244e | Sofia Papagiannaki | 'last_name':u.last_name,
|
181 | 4e30244e | Sofia Papagiannaki | 'provider':provider}
|
182 | 15efc749 | Sofia Papagiannaki | else:
|
183 | 15efc749 | Sofia Papagiannaki | if provider == request.POST.get('provider', ''): |
184 | 15efc749 | Sofia Papagiannaki | initial_data = request.POST |
185 | 15efc749 | Sofia Papagiannaki | return initial_data
|
186 | bef3bf46 | Kostas Papadimitriou | |
187 | 890b0eaf | Sofia Papagiannaki | def _is_preaccepted(self, user): |
188 | 890b0eaf | Sofia Papagiannaki | """
|
189 | 7368111c | Sofia Papagiannaki | Extends _is_preaccepted and if there is a valid, not-consumed invitation
|
190 | 7368111c | Sofia Papagiannaki | code for the specific user returns True else returns False.
|
191 | 890b0eaf | Sofia Papagiannaki | """
|
192 | 8316698a | Sofia Papagiannaki | if super(InvitationsBackend, self)._is_preaccepted(user): |
193 | 8316698a | Sofia Papagiannaki | return True |
194 | 5ed6816e | Sofia Papagiannaki | invitation = self.invitation
|
195 | 890b0eaf | Sofia Papagiannaki | if not invitation: |
196 | 890b0eaf | Sofia Papagiannaki | return False |
197 | 5ed6816e | Sofia Papagiannaki | if invitation.username == user.email and not invitation.is_consumed: |
198 | 5ed6816e | Sofia Papagiannaki | invitation.consume() |
199 | 890b0eaf | Sofia Papagiannaki | return True |
200 | 890b0eaf | Sofia Papagiannaki | return False |
201 | bef3bf46 | Kostas Papadimitriou | |
202 | 0a569195 | Sofia Papagiannaki | class SimpleBackend(ActivationBackend): |
203 | 890b0eaf | Sofia Papagiannaki | """
|
204 | 18ffbee1 | Sofia Papagiannaki | A activation backend which implements the following workflow: a user
|
205 | 890b0eaf | Sofia Papagiannaki | supplies the necessary registation information, an incative user account is
|
206 | 890b0eaf | Sofia Papagiannaki | created and receives an email in order to activate his/her account.
|
207 | 890b0eaf | Sofia Papagiannaki | """
|
208 | 5ed6816e | Sofia Papagiannaki | def __init__(self, request): |
209 | 5ed6816e | Sofia Papagiannaki | self.request = request
|
210 | 8316698a | Sofia Papagiannaki | super(SimpleBackend, self).__init__() |
211 | 8316698a | Sofia Papagiannaki | |
212 | 8316698a | Sofia Papagiannaki | def _is_preaccepted(self, user): |
213 | 8316698a | Sofia Papagiannaki | if super(SimpleBackend, self)._is_preaccepted(user): |
214 | 8316698a | Sofia Papagiannaki | return True |
215 | 8316698a | Sofia Papagiannaki | if MODERATION_ENABLED:
|
216 | 8316698a | Sofia Papagiannaki | return False |
217 | 8316698a | Sofia Papagiannaki | return True |
218 | 8f5a3a06 | Sofia Papagiannaki | |
219 | 8f5a3a06 | Sofia Papagiannaki | class ActivationResult(object): |
220 | 8f5a3a06 | Sofia Papagiannaki | def __init__(self, message): |
221 | 8f5a3a06 | Sofia Papagiannaki | self.message = message
|
222 | 8f5a3a06 | Sofia Papagiannaki | |
223 | 8f5a3a06 | Sofia Papagiannaki | class VerificationSent(ActivationResult): |
224 | 8f5a3a06 | Sofia Papagiannaki | def __init__(self): |
225 | 8f5a3a06 | Sofia Papagiannaki | message = _('Verification sent.')
|
226 | 8f5a3a06 | Sofia Papagiannaki | super(VerificationSent, self).__init__(message) |
227 | 8f5a3a06 | Sofia Papagiannaki | |
228 | 8f5a3a06 | Sofia Papagiannaki | class NotificationSent(ActivationResult): |
229 | 8f5a3a06 | Sofia Papagiannaki | def __init__(self): |
230 | 8f5a3a06 | Sofia Papagiannaki | message = _('Your request for an account was successfully received and is now pending \
|
231 | 8f5a3a06 | Sofia Papagiannaki | approval. You will be notified by email in the next few days. Thanks for \
|
232 | 8f5a3a06 | Sofia Papagiannaki | your interest in ~okeanos! The GRNET team.')
|
233 | 8f5a3a06 | Sofia Papagiannaki | super(NotificationSent, self).__init__(message) |
234 | 8f5a3a06 | Sofia Papagiannaki | |
235 | 8f5a3a06 | Sofia Papagiannaki | class RegistationCompleted(ActivationResult): |
236 | 8f5a3a06 | Sofia Papagiannaki | def __init__(self): |
237 | 8f5a3a06 | Sofia Papagiannaki | message = _('Registration completed. You can now login.')
|
238 | 18ffbee1 | Sofia Papagiannaki | super(RegistationCompleted, self).__init__(message) |