root / snf-astakos-app / astakos / im / functions.py @ f289215d
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1 | f36af44a | Antony Chazapis | # Copyright 2011 GRNET S.A. All rights reserved.
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2 | f36af44a | Antony Chazapis | #
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3 | f36af44a | Antony Chazapis | # Redistribution and use in source and binary forms, with or
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4 | f36af44a | Antony Chazapis | # without modification, are permitted provided that the following
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5 | f36af44a | Antony Chazapis | # conditions are met:
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6 | f36af44a | Antony Chazapis | #
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7 | f36af44a | Antony Chazapis | # 1. Redistributions of source code must retain the above
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8 | f36af44a | Antony Chazapis | # copyright notice, this list of conditions and the following
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9 | f36af44a | Antony Chazapis | # disclaimer.
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10 | f36af44a | Antony Chazapis | #
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11 | f36af44a | Antony Chazapis | # 2. Redistributions in binary form must reproduce the above
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12 | f36af44a | Antony Chazapis | # copyright notice, this list of conditions and the following
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13 | f36af44a | Antony Chazapis | # disclaimer in the documentation and/or other materials
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14 | f36af44a | Antony Chazapis | # provided with the distribution.
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15 | f36af44a | Antony Chazapis | #
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16 | f36af44a | Antony Chazapis | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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17 | f36af44a | Antony Chazapis | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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18 | f36af44a | Antony Chazapis | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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19 | f36af44a | Antony Chazapis | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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20 | f36af44a | Antony Chazapis | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 | f36af44a | Antony Chazapis | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 | f36af44a | Antony Chazapis | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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23 | f36af44a | Antony Chazapis | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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24 | f36af44a | Antony Chazapis | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | f36af44a | Antony Chazapis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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26 | f36af44a | Antony Chazapis | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 | f36af44a | Antony Chazapis | # POSSIBILITY OF SUCH DAMAGE.
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28 | f36af44a | Antony Chazapis | #
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29 | f36af44a | Antony Chazapis | # The views and conclusions contained in the software and
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30 | f36af44a | Antony Chazapis | # documentation are those of the authors and should not be
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31 | f36af44a | Antony Chazapis | # interpreted as representing official policies, either expressed
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32 | f36af44a | Antony Chazapis | # or implied, of GRNET S.A.
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33 | f36af44a | Antony Chazapis | |
34 | f36af44a | Antony Chazapis | import logging |
35 | f36af44a | Antony Chazapis | |
36 | f36af44a | Antony Chazapis | from django.utils.translation import ugettext as _ |
37 | f36af44a | Antony Chazapis | from django.template.loader import render_to_string |
38 | f36af44a | Antony Chazapis | from django.core.mail import send_mail |
39 | f36af44a | Antony Chazapis | from django.core.urlresolvers import reverse |
40 | f36af44a | Antony Chazapis | from urlparse import urljoin |
41 | f36af44a | Antony Chazapis | from random import randint |
42 | f36af44a | Antony Chazapis | |
43 | eeb3fe84 | Sofia Papagiannaki | from astakos.im.settings import DEFAULT_CONTACT_EMAIL, DEFAULT_FROM_EMAIL, SITENAME, BASEURL |
44 | f36af44a | Antony Chazapis | from astakos.im.models import Invitation |
45 | f36af44a | Antony Chazapis | |
46 | f36af44a | Antony Chazapis | logger = logging.getLogger(__name__) |
47 | f36af44a | Antony Chazapis | |
48 | fc28d013 | Sofia Papagiannaki | def activate(user, email_template_name='im/welcome_email.txt'): |
49 | f36af44a | Antony Chazapis | """
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50 | f36af44a | Antony Chazapis | Activates the specific user and sends email.
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51 | f36af44a | Antony Chazapis |
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52 | f36af44a | Antony Chazapis | Raises SMTPException, socket.error
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53 | f36af44a | Antony Chazapis | """
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54 | f36af44a | Antony Chazapis | user.is_active = True
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55 | f36af44a | Antony Chazapis | user.save() |
56 | f36af44a | Antony Chazapis | subject = _('Welcome to %s' % SITENAME)
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57 | f36af44a | Antony Chazapis | message = render_to_string(email_template_name, { |
58 | f36af44a | Antony Chazapis | 'user': user,
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59 | fc28d013 | Sofia Papagiannaki | 'url': urljoin(BASEURL, reverse('astakos.im.views.index')), |
60 | f36af44a | Antony Chazapis | 'baseurl': BASEURL,
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61 | f36af44a | Antony Chazapis | 'site_name': SITENAME,
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62 | ef0c73c4 | Sofia Papagiannaki | 'support': DEFAULT_CONTACT_EMAIL})
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63 | d552ecb7 | Antony Chazapis | sender = DEFAULT_FROM_EMAIL |
64 | f36af44a | Antony Chazapis | send_mail(subject, message, sender, [user.email]) |
65 | f36af44a | Antony Chazapis | logger.info('Sent greeting %s', user)
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66 | f36af44a | Antony Chazapis | |
67 | f36af44a | Antony Chazapis | def _generate_invitation_code(): |
68 | f36af44a | Antony Chazapis | while True: |
69 | f36af44a | Antony Chazapis | code = randint(1, 2L**63 - 1) |
70 | f36af44a | Antony Chazapis | try:
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71 | f36af44a | Antony Chazapis | Invitation.objects.get(code=code) |
72 | f36af44a | Antony Chazapis | # An invitation with this code already exists, try again
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73 | f36af44a | Antony Chazapis | except Invitation.DoesNotExist:
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74 | f36af44a | Antony Chazapis | return code
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75 | f36af44a | Antony Chazapis | |
76 | f36af44a | Antony Chazapis | def invite(inviter, username, realname): |
77 | f36af44a | Antony Chazapis | """
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78 | f36af44a | Antony Chazapis | Send an invitation email and upon success reduces inviter's invitation by one.
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79 | f36af44a | Antony Chazapis |
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80 | f36af44a | Antony Chazapis | Raises SMTPException, socket.error
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81 | f36af44a | Antony Chazapis | """
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82 | f36af44a | Antony Chazapis | code = _generate_invitation_code() |
83 | f36af44a | Antony Chazapis | invitation = Invitation(inviter=inviter, |
84 | f36af44a | Antony Chazapis | username=username, |
85 | f36af44a | Antony Chazapis | code=code, |
86 | f36af44a | Antony Chazapis | realname=realname) |
87 | f36af44a | Antony Chazapis | invitation.save() |
88 | f36af44a | Antony Chazapis | subject = _('Invitation to %s' % SITENAME)
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89 | f36af44a | Antony Chazapis | url = '%s?code=%d' % (urljoin(BASEURL, reverse('astakos.im.views.signup')), code) |
90 | f36af44a | Antony Chazapis | message = render_to_string('im/invitation.txt', {
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91 | f36af44a | Antony Chazapis | 'invitation': invitation,
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92 | f36af44a | Antony Chazapis | 'url': url,
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93 | f36af44a | Antony Chazapis | 'baseurl': BASEURL,
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94 | f36af44a | Antony Chazapis | 'service': SITENAME,
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95 | ef0c73c4 | Sofia Papagiannaki | 'support': DEFAULT_CONTACT_EMAIL})
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96 | d552ecb7 | Antony Chazapis | sender = DEFAULT_FROM_EMAIL |
97 | f36af44a | Antony Chazapis | send_mail(subject, message, sender, [invitation.username]) |
98 | f36af44a | Antony Chazapis | logger.info('Sent invitation %s', invitation)
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99 | f36af44a | Antony Chazapis | inviter.invitations = max(0, inviter.invitations - 1) |
100 | d552ecb7 | Antony Chazapis | inviter.save() |