root / snf-astakos-app / astakos / im / functions.py @ 3d4a0a9b
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# Copyright 2011 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or
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# without modification, are permitted provided that the following
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# conditions are met:
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#
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# 1. Redistributions of source code must retain the above
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# copyright notice, this list of conditions and the following
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# disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and
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# documentation are those of the authors and should not be
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# interpreted as representing official policies, either expressed
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# or implied, of GRNET S.A.
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import logging |
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import socket |
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from django.utils.translation import ugettext as _ |
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from django.template.loader import render_to_string |
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from django.core.mail import send_mail |
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from django.core.urlresolvers import reverse |
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from django.template import Context, loader |
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from django.contrib.auth import ( |
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login as auth_login,
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logout as auth_logout)
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from django.conf import settings |
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from django.contrib.auth.models import AnonymousUser |
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from django.core.exceptions import PermissionDenied |
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from urllib import quote |
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from urlparse import urljoin |
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from smtplib import SMTPException |
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from datetime import datetime |
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from functools import wraps |
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|
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from astakos.im.settings import ( |
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DEFAULT_CONTACT_EMAIL, SITENAME, BASEURL, LOGGING_LEVEL, |
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VERIFICATION_EMAIL_SUBJECT, ACCOUNT_CREATION_SUBJECT, |
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GROUP_CREATION_SUBJECT, HELPDESK_NOTIFICATION_EMAIL_SUBJECT, |
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INVITATION_EMAIL_SUBJECT, GREETING_EMAIL_SUBJECT, FEEDBACK_EMAIL_SUBJECT, |
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EMAIL_CHANGE_EMAIL_SUBJECT, |
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PROJECT_CREATION_SUBJECT, PROJECT_APPROVED_SUBJECT, |
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PROJECT_TERMINATION_SUBJECT, PROJECT_SUSPENSION_SUBJECT, |
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PROJECT_MEMBERSHIP_CHANGE_SUBJECT) |
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from astakos.im.notifications import build_notification, NotificationError |
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from astakos.im.models import ( |
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ProjectMembership, ProjectApplication) |
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import astakos.im.messages as astakos_messages |
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logger = logging.getLogger(__name__) |
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|
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def logged(func, msg): |
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@wraps(func)
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def with_logging(*args, **kwargs): |
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email = ''
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user = None
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try:
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request = args[0]
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email = request.user.email |
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except (KeyError, AttributeError), e: |
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email = ''
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r = func(*args, **kwargs) |
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if LOGGING_LEVEL:
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logger.log(LOGGING_LEVEL, msg % email) |
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return r
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return with_logging
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def login(request, user): |
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auth_login(request, user) |
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from astakos.im.models import SessionCatalog |
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SessionCatalog( |
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session_key=request.session.session_key, |
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user=user |
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).save() |
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login = logged(login, '%s logged in.')
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logout = logged(auth_logout, '%s logged out.')
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def send_verification(user, template_name='im/activation_email.txt'): |
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"""
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Send email to user to verify his/her email and activate his/her account.
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Raises SendVerificationError
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"""
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url = '%s?auth=%s&next=%s' % (urljoin(BASEURL, reverse('activate')), |
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quote(user.auth_token), |
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quote(urljoin(BASEURL, reverse('index'))))
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message = render_to_string(template_name, { |
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'user': user,
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'url': url,
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'baseurl': BASEURL,
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'site_name': SITENAME,
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'support': DEFAULT_CONTACT_EMAIL})
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sender = settings.SERVER_EMAIL |
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try:
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send_mail(_(VERIFICATION_EMAIL_SUBJECT), message, sender, [user.email]) |
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except (SMTPException, socket.error) as e: |
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logger.exception(e) |
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raise SendVerificationError()
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else:
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msg = 'Sent activation %s' % user.email
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logger.log(LOGGING_LEVEL, msg) |
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def send_activation(user, template_name='im/activation_email.txt'): |
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send_verification(user, template_name) |
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user.activation_sent = datetime.now() |
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user.save() |
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def _send_admin_notification(template_name, |
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dictionary=None,
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subject='alpha2 testing notification',):
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"""
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Send notification email to settings.ADMINS.
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Raises SendNotificationError
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"""
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if not settings.ADMINS: |
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return
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dictionary = dictionary or {}
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message = render_to_string(template_name, dictionary) |
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sender = settings.SERVER_EMAIL |
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try:
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send_mail(subject, |
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message, sender, [i[1] for i in settings.ADMINS]) |
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except (SMTPException, socket.error) as e: |
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logger.exception(e) |
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raise SendNotificationError()
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else:
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msg = 'Sent admin notification for user %s' % dictionary.get('email', |
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None)
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logger.log(LOGGING_LEVEL, msg) |
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def send_account_creation_notification(template_name, dictionary=None): |
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user = dictionary.get('user', AnonymousUser())
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subject = _(ACCOUNT_CREATION_SUBJECT) % {'user':user.get('email', '')} |
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return _send_admin_notification(template_name, dictionary, subject=subject)
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def send_group_creation_notification(template_name, dictionary=None): |
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group = dictionary.get('group')
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if not group: |
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return
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subject = _(GROUP_CREATION_SUBJECT) % {'group':group.get('name', '')} |
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return _send_admin_notification(template_name, dictionary, subject=subject)
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def send_helpdesk_notification(user, template_name='im/helpdesk_notification.txt'): |
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"""
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Send email to DEFAULT_CONTACT_EMAIL to notify for a new user activation.
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Raises SendNotificationError
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"""
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if not DEFAULT_CONTACT_EMAIL: |
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return
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message = render_to_string( |
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template_name, |
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{'user': user}
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) |
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sender = settings.SERVER_EMAIL |
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try:
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send_mail( |
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_(HELPDESK_NOTIFICATION_EMAIL_SUBJECT) % {'user': user.email},
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message, sender, [DEFAULT_CONTACT_EMAIL]) |
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except (SMTPException, socket.error) as e: |
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logger.exception(e) |
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raise SendNotificationError()
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else:
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msg = 'Sent helpdesk admin notification for %s' % user.email
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logger.log(LOGGING_LEVEL, msg) |
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def send_invitation(invitation, template_name='im/invitation.txt'): |
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"""
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Send invitation email.
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Raises SendInvitationError
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"""
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subject = _(INVITATION_EMAIL_SUBJECT) |
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url = '%s?code=%d' % (urljoin(BASEURL, reverse('index')), invitation.code) |
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message = render_to_string(template_name, { |
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'invitation': invitation,
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'url': url,
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'baseurl': BASEURL,
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'site_name': SITENAME,
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'support': DEFAULT_CONTACT_EMAIL})
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sender = settings.SERVER_EMAIL |
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try:
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send_mail(subject, message, sender, [invitation.username]) |
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except (SMTPException, socket.error) as e: |
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logger.exception(e) |
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raise SendInvitationError()
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else:
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msg = 'Sent invitation %s' % invitation
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logger.log(LOGGING_LEVEL, msg) |
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invitation.inviter.invitations = max(0, invitation.inviter.invitations - 1) |
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invitation.inviter.save() |
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def send_greeting(user, email_template_name='im/welcome_email.txt'): |
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"""
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Send welcome email.
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Raises SMTPException, socket.error
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"""
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subject = _(GREETING_EMAIL_SUBJECT) |
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message = render_to_string(email_template_name, { |
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'user': user,
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'url': urljoin(BASEURL, reverse('index')), |
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'baseurl': BASEURL,
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'site_name': SITENAME,
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'support': DEFAULT_CONTACT_EMAIL})
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sender = settings.SERVER_EMAIL |
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try:
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send_mail(subject, message, sender, [user.email]) |
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except (SMTPException, socket.error) as e: |
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logger.exception(e) |
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raise SendGreetingError()
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else:
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msg = 'Sent greeting %s' % user.email
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logger.log(LOGGING_LEVEL, msg) |
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def send_feedback(msg, data, user, email_template_name='im/feedback_mail.txt'): |
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subject = _(FEEDBACK_EMAIL_SUBJECT) |
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from_email = user.email |
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recipient_list = [DEFAULT_CONTACT_EMAIL] |
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content = render_to_string(email_template_name, { |
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'message': msg,
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'data': data,
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'user': user})
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try:
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send_mail(subject, content, from_email, recipient_list) |
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except (SMTPException, socket.error) as e: |
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logger.exception(e) |
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raise SendFeedbackError()
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else:
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msg = 'Sent feedback from %s' % user.email
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logger.log(LOGGING_LEVEL, msg) |
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def send_change_email( |
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ec, request, email_template_name='registration/email_change_email.txt'):
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try:
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url = ec.get_url() |
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url = request.build_absolute_uri(url) |
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t = loader.get_template(email_template_name) |
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c = {'url': url, 'site_name': SITENAME} |
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from_email = settings.SERVER_EMAIL |
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send_mail(_(EMAIL_CHANGE_EMAIL_SUBJECT), |
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t.render(Context(c)), from_email, [ec.new_email_address]) |
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except (SMTPException, socket.error) as e: |
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logger.exception(e) |
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raise ChangeEmailError()
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else:
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msg = 'Sent change email for %s' % ec.user.email
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logger.log(LOGGING_LEVEL, msg) |
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|
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|
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def activate( |
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user, |
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email_template_name='im/welcome_email.txt',
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helpdesk_email_template_name='im/helpdesk_notification.txt',
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verify_email=False):
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"""
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Activates the specific user and sends email.
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|
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Raises SendGreetingError, ValidationError
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"""
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user.is_active = True
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user.email_verified = True
|
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if not user.activation_sent: |
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user.activation_sent = datetime.now() |
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user.save() |
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send_helpdesk_notification(user, helpdesk_email_template_name) |
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send_greeting(user, email_template_name) |
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|
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def invite(inviter, email, realname): |
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inv = Invitation(inviter=inviter, username=email, realname=realname) |
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inv.save() |
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send_invitation(inv) |
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inviter.invitations = max(0, self.invitations - 1) |
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inviter.save() |
309 |
|
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def switch_account_to_shibboleth(user, local_user, |
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greeting_template_name='im/welcome_email.txt'):
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try:
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provider = user.provider |
314 |
except AttributeError: |
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return
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else:
|
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if not provider == 'shibboleth': |
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return
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user.delete() |
320 |
local_user.provider = 'shibboleth'
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local_user.third_party_identifier = user.third_party_identifier |
322 |
local_user.save() |
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send_greeting(local_user, greeting_template_name) |
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return local_user
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|
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|
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class SendMailError(Exception): |
328 |
pass
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|
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|
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class SendAdminNotificationError(SendMailError): |
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def __init__(self): |
333 |
self.message = _(astakos_messages.ADMIN_NOTIFICATION_SEND_ERR)
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super(SendAdminNotificationError, self).__init__() |
335 |
|
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|
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class SendVerificationError(SendMailError): |
338 |
def __init__(self): |
339 |
self.message = _(astakos_messages.VERIFICATION_SEND_ERR)
|
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super(SendVerificationError, self).__init__() |
341 |
|
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|
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class SendInvitationError(SendMailError): |
344 |
def __init__(self): |
345 |
self.message = _(astakos_messages.INVITATION_SEND_ERR)
|
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super(SendInvitationError, self).__init__() |
347 |
|
348 |
|
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class SendGreetingError(SendMailError): |
350 |
def __init__(self): |
351 |
self.message = _(astakos_messages.GREETING_SEND_ERR)
|
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super(SendGreetingError, self).__init__() |
353 |
|
354 |
|
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class SendFeedbackError(SendMailError): |
356 |
def __init__(self): |
357 |
self.message = _(astakos_messages.FEEDBACK_SEND_ERR)
|
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super(SendFeedbackError, self).__init__() |
359 |
|
360 |
|
361 |
class ChangeEmailError(SendMailError): |
362 |
def __init__(self): |
363 |
self.message = _(astakos_messages.CHANGE_EMAIL_SEND_ERR)
|
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super(ChangeEmailError, self).__init__() |
365 |
|
366 |
|
367 |
class SendNotificationError(SendMailError): |
368 |
def __init__(self): |
369 |
self.message = _(astakos_messages.NOTIFICATION_SEND_ERR)
|
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super(SendNotificationError, self).__init__() |
371 |
|
372 |
|
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### PROJECT VIEWS ###
|
374 |
def get_join_policy(str_policy): |
375 |
try:
|
376 |
return MemberJoinPolicy.objects.get(policy=str_policy)
|
377 |
except:
|
378 |
return None |
379 |
|
380 |
def get_leave_policy(str_policy): |
381 |
try:
|
382 |
return MemberLeavePolicy.objects.get(policy=str_policy)
|
383 |
except:
|
384 |
return None |
385 |
|
386 |
_auto_accept_join = False
|
387 |
def get_auto_accept_join_policy(): |
388 |
global _auto_accept_join
|
389 |
if _auto_accept_join is not False: |
390 |
return _auto_accept_join
|
391 |
_auto_accept = get_join_policy('auto_accept')
|
392 |
return _auto_accept
|
393 |
|
394 |
_closed_join = False
|
395 |
def get_closed_join_policy(): |
396 |
global _closed_join
|
397 |
if _closed_join is not False: |
398 |
return _closed_join
|
399 |
_closed_join = get_join_policy('closed')
|
400 |
return _closed_join
|
401 |
|
402 |
_auto_accept_leave = False
|
403 |
def get_auto_accept_leave_policy(): |
404 |
global _auto_accept_leave
|
405 |
if _auto_accept_leave is not False: |
406 |
return _auto_accept_leave
|
407 |
_auto_accept_leave = get_leave_policy('auto_accept')
|
408 |
return _auto_accept_leave
|
409 |
|
410 |
_closed_leave = False
|
411 |
def get_closed_leave_policy(): |
412 |
global _closed_leave
|
413 |
if _closed_leave is not False: |
414 |
return _closed_leave
|
415 |
_closed_leave = get_leave_policy('closed')
|
416 |
return _closed_leave
|
417 |
|
418 |
def get_project_by_application_id(project_application_id): |
419 |
try:
|
420 |
return Project.objects.get(application__id=project_application_id)
|
421 |
except Project.DoesNotExist:
|
422 |
raise IOError( |
423 |
_(astakos_messages.UNKNOWN_PROJECT_APPLICATION_ID) % project_application_id) |
424 |
|
425 |
def get_user_by_id(user_id): |
426 |
try:
|
427 |
return AstakosUser.objects.get(user__id=user_id)
|
428 |
except AstakosUser.DoesNotExist:
|
429 |
raise IOError(_(astakos_messages.UNKNOWN_USER_ID) % user_id) |
430 |
|
431 |
def create_membership(project_application_id, user_id): |
432 |
try:
|
433 |
project = get_project_by_application_id(project_application_id) |
434 |
m = ProjectMembership( |
435 |
project=project, |
436 |
person__id=user_id, |
437 |
request_date=datetime.now()) |
438 |
except IntegrityError, e:
|
439 |
raise IOError(_(astakos_messages.MEMBERSHIP_REQUEST_EXISTS)) |
440 |
else:
|
441 |
m.save() |
442 |
|
443 |
def get_membership(project, user): |
444 |
if isinstace(project, int): |
445 |
project = get_project_by_application_id(project) |
446 |
if isinstace(user, int): |
447 |
user = get_user_by_id(user) |
448 |
try:
|
449 |
return ProjectMembership.objects.select_related().get(
|
450 |
project=project, |
451 |
person=user) |
452 |
except ProjectMembership.DoesNotExist:
|
453 |
raise IOError(_(astakos_messages.NOT_MEMBERSHIP_REQUEST)) |
454 |
|
455 |
def accept_membership(request, project, user, request_user=None): |
456 |
"""
|
457 |
Raises:
|
458 |
django.core.exceptions.PermissionDenied
|
459 |
IOError
|
460 |
"""
|
461 |
membership = get_membership(project, user) |
462 |
if request_user and \ |
463 |
(not membership.project.current_application.owner == request_user and \ |
464 |
not request_user.is_superuser):
|
465 |
raise PermissionDenied(_(astakos_messages.NOT_ALLOWED))
|
466 |
if not self.project.is_alive: |
467 |
raise PermissionDenied(
|
468 |
_(astakos_messages.NOT_ALIVE_PROJECT) % membership.project.__dict__) |
469 |
if len(self.project.approved_members) + 1 > \ |
470 |
self.project.definition.limit_on_members_number:
|
471 |
raise PermissionDenied(_(astakos_messages.MEMBER_NUMBER_LIMIT_REACHED))
|
472 |
|
473 |
membership.accept() |
474 |
|
475 |
try:
|
476 |
notification = build_notification( |
477 |
settings.SERVER_EMAIL, |
478 |
[self.person.email],
|
479 |
_(PROJECT_MEMBERSHIP_CHANGE_SUBJECT) % membership.project.definition.__dict__, |
480 |
template='im/projects/project_membership_change_notification.txt',
|
481 |
dictionary={'object':membership.project.current_application, 'action':'accepted'}) |
482 |
notification.send() |
483 |
except NotificationError, e:
|
484 |
logger.error(e.messages) |
485 |
return membership
|
486 |
|
487 |
def reject_membership(project, user, request_user=None): |
488 |
"""
|
489 |
Raises:
|
490 |
django.core.exceptions.PermissionDenied
|
491 |
IOError
|
492 |
"""
|
493 |
membership = get_membership(project, user) |
494 |
if request_user and \ |
495 |
(not membership.project.current_application.owner == request_user and \ |
496 |
not request_user.is_superuser):
|
497 |
raise PermissionDenied(_(astakos_messages.NOT_ALLOWED))
|
498 |
if not membership.project.is_alive: |
499 |
raise PermissionDenied(_(astakos_messages.NOT_ALIVE_PROJECT) % project.__dict__)
|
500 |
|
501 |
membership.reject() |
502 |
|
503 |
try:
|
504 |
notification = build_notification( |
505 |
settings.SERVER_EMAIL, |
506 |
[self.person.email],
|
507 |
_(PROJECT_MEMBERSHIP_CHANGE_SUBJECT) % self.project.definition.__dict__,
|
508 |
template='im/projects/project_membership_change_notification.txt',
|
509 |
dictionary={'object':self.project.current_application, 'action':'rejected'}) |
510 |
notification.send() |
511 |
except NotificationError, e:
|
512 |
logger.error(e.messages) |
513 |
return membership
|
514 |
|
515 |
def remove_membership(project, user, request_user=None): |
516 |
"""
|
517 |
Raises:
|
518 |
django.core.exceptions.PermissionDenied
|
519 |
IOError
|
520 |
"""
|
521 |
membership = get_membership(project, user) |
522 |
if request_user and \ |
523 |
(not membership.project.current_application.owner == request_user and \ |
524 |
not request_user.is_superuser):
|
525 |
raise PermissionDenied(_(astakos_messages.NOT_ALLOWED))
|
526 |
if not self.project.is_alive: |
527 |
raise PermissionDenied(_(astakos_messages.NOT_ALIVE_PROJECT) % membership.project.__dict__)
|
528 |
|
529 |
membership.remove() |
530 |
|
531 |
try:
|
532 |
notification = build_notification( |
533 |
settings.SERVER_EMAIL, |
534 |
[self.person.email],
|
535 |
_(PROJECT_MEMBERSHIP_CHANGE_SUBJECT) % membership.project.definition.__dict__, |
536 |
template='im/projects/project_membership_change_notification.txt',
|
537 |
dictionary={'object':membership.project.current_application, 'action':'removed'}) |
538 |
notification.send() |
539 |
except NotificationError, e:
|
540 |
logger.error(e.messages) |
541 |
return membership
|
542 |
|
543 |
def leave_project(project_application_id, user_id): |
544 |
"""
|
545 |
Raises:
|
546 |
django.core.exceptions.PermissionDenied
|
547 |
IOError
|
548 |
"""
|
549 |
project = get_project_by_application_id(project_application_id) |
550 |
leave_policy = project.current_application.definition.member_join_policy |
551 |
if leave_policy == get_closed_leave():
|
552 |
raise PermissionDenied(_(astakos_messages.MEMBER_LEAVE_POLICY_CLOSED))
|
553 |
|
554 |
membership = get_membership(project_application_id, user_id) |
555 |
if leave_policy == get_auto_accept_leave():
|
556 |
membership.remove() |
557 |
else:
|
558 |
membership.leave_request_date = datetime.now() |
559 |
membership.save() |
560 |
return membership
|
561 |
|
562 |
def join_project(project_application_id, user_id): |
563 |
"""
|
564 |
Raises:
|
565 |
django.core.exceptions.PermissionDenied
|
566 |
IOError
|
567 |
"""
|
568 |
project = get_project_by_application_id(project_application_id) |
569 |
join_policy = project.current_application.definition.member_join_policy |
570 |
if join_policy == get_closed_join():
|
571 |
raise PermissionDenied(_(astakos_messages.MEMBER_JOIN_POLICY_CLOSED))
|
572 |
|
573 |
membership = create_membership(project_application_id, user_id) |
574 |
|
575 |
if join_policy == get_auto_accept_join():
|
576 |
membership.accept() |
577 |
return membership
|
578 |
|
579 |
def submit_application( |
580 |
application, resource_policies, applicant, comments, precursor_application=None):
|
581 |
|
582 |
application.submit( |
583 |
resource_policies, applicant, comments, precursor_application) |
584 |
|
585 |
try:
|
586 |
notification = build_notification( |
587 |
settings.SERVER_EMAIL, |
588 |
[i[1] for i in settings.ADMINS], |
589 |
_(PROJECT_CREATION_SUBJECT) % application.__dict__, |
590 |
template='im/projects/project_creation_notification.txt',
|
591 |
dictionary={'object':application})
|
592 |
notification.send() |
593 |
except NotificationError, e:
|
594 |
logger.error(e) |
595 |
return application
|
596 |
|
597 |
def approve_application(application): |
598 |
application.approve() |
599 |
# rejected = application.project.sync()
|
600 |
|
601 |
try:
|
602 |
notification = build_notification( |
603 |
settings.SERVER_EMAIL, |
604 |
[self.owner.email],
|
605 |
_(PROJECT_APPROVED_SUBJECT) % application.definition.__dict__, |
606 |
template='im/projects/project_approval_notification.txt',
|
607 |
dictionary={'object':application})
|
608 |
notification.send() |
609 |
except NotificationError, e:
|
610 |
logger.error(e.messages) |