root / snf-astakos-app / astakos / im / models.py @ 5156e663
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# Copyright 2011-2012 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 hashlib |
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import uuid |
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import logging |
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from time import asctime |
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from datetime import datetime, timedelta |
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from base64 import b64encode |
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from urlparse import urlparse |
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from urllib import quote |
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from random import randint |
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from collections import defaultdict |
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from django.db import models, IntegrityError |
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from django.contrib.auth.models import User, UserManager, Group, Permission |
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from django.utils.translation import ugettext as _ |
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from django.db import transaction |
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from django.core.exceptions import ValidationError |
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from django.db.models.signals import ( |
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pre_save, post_save, post_syncdb, post_delete |
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) |
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from django.contrib.contenttypes.models import ContentType |
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from django.dispatch import Signal |
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from django.db.models import Q |
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from django.core.urlresolvers import reverse |
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from django.utils.http import int_to_base36 |
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from django.contrib.auth.tokens import default_token_generator |
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from django.conf import settings |
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from django.utils.importlib import import_module |
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from django.core.validators import email_re |
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from astakos.im.settings import (DEFAULT_USER_LEVEL, INVITATIONS_PER_LEVEL, |
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AUTH_TOKEN_DURATION, BILLING_FIELDS, |
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EMAILCHANGE_ACTIVATION_DAYS, LOGGING_LEVEL) |
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from astakos.im.endpoints.qh import ( |
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register_users, send_quota, register_resources |
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) |
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from astakos.im import auth_providers |
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from astakos.im.endpoints.aquarium.producer import report_user_event |
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from astakos.im.functions import send_invitation |
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from astakos.im.tasks import propagate_groupmembers_quota |
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import astakos.im.messages as astakos_messages |
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logger = logging.getLogger(__name__) |
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DEFAULT_CONTENT_TYPE = None
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try:
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content_type = ContentType.objects.get(app_label='im', model='astakosuser') |
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except:
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content_type = DEFAULT_CONTENT_TYPE |
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RESOURCE_SEPARATOR = '.'
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inf = float('inf') |
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class Service(models.Model): |
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name = models.CharField('Name', max_length=255, unique=True, db_index=True) |
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url = models.FilePathField() |
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icon = models.FilePathField(blank=True)
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auth_token = models.CharField('Authentication Token', max_length=32, |
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null=True, blank=True) |
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auth_token_created = models.DateTimeField('Token creation date', null=True) |
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auth_token_expires = models.DateTimeField( |
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'Token expiration date', null=True) |
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def renew_token(self): |
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md5 = hashlib.md5() |
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md5.update(self.name.encode('ascii', 'ignore')) |
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md5.update(self.url.encode('ascii', 'ignore')) |
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md5.update(asctime()) |
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self.auth_token = b64encode(md5.digest())
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self.auth_token_created = datetime.now()
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self.auth_token_expires = self.auth_token_created + \ |
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timedelta(hours=AUTH_TOKEN_DURATION) |
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def __str__(self): |
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return self.name |
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@property
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def resources(self): |
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return self.resource_set.all() |
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@resources.setter
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def resources(self, resources): |
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for s in resources: |
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self.resource_set.create(**s)
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def add_resource(self, service, resource, uplimit, update=True): |
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"""Raises ObjectDoesNotExist, IntegrityError"""
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resource = Resource.objects.get(service__name=service, name=resource) |
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if update:
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AstakosUserQuota.objects.update_or_create(user=self,
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resource=resource, |
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defaults={'uplimit': uplimit})
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else:
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q = self.astakosuserquota_set
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q.create(resource=resource, uplimit=uplimit) |
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class ResourceMetadata(models.Model): |
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key = models.CharField('Name', max_length=255, unique=True, db_index=True) |
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value = models.CharField('Value', max_length=255) |
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class Resource(models.Model): |
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name = models.CharField('Name', max_length=255, unique=True, db_index=True) |
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meta = models.ManyToManyField(ResourceMetadata) |
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service = models.ForeignKey(Service) |
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desc = models.TextField('Description', null=True) |
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unit = models.CharField('Name', null=True, max_length=255) |
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group = models.CharField('Group', null=True, max_length=255) |
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def __str__(self): |
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return '%s%s%s' % (self.service, RESOURCE_SEPARATOR, self.name) |
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class GroupKind(models.Model): |
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name = models.CharField('Name', max_length=255, unique=True, db_index=True) |
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def __str__(self): |
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return self.name |
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class AstakosGroup(Group): |
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kind = models.ForeignKey(GroupKind) |
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homepage = models.URLField( |
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'Homepage Url', max_length=255, null=True, blank=True) |
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desc = models.TextField('Description', null=True) |
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policy = models.ManyToManyField( |
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Resource, |
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null=True,
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blank=True,
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through='AstakosGroupQuota'
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) |
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creation_date = models.DateTimeField( |
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'Creation date',
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default=datetime.now() |
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) |
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issue_date = models.DateTimeField('Issue date', null=True) |
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expiration_date = models.DateTimeField( |
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'Expiration date',
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null=True
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) |
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moderation_enabled = models.BooleanField( |
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'Moderated membership?',
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default=True
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) |
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approval_date = models.DateTimeField( |
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'Activation date',
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null=True,
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blank=True
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) |
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estimated_participants = models.PositiveIntegerField( |
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'Estimated #members',
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null=True,
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blank=True,
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) |
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max_participants = models.PositiveIntegerField( |
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'Maximum numder of participants',
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null=True,
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blank=True
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) |
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@property
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def is_disabled(self): |
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if not self.approval_date: |
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return True |
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return False |
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@property
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def is_enabled(self): |
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if self.is_disabled: |
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return False |
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if not self.issue_date: |
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return False |
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if not self.expiration_date: |
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return True |
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now = datetime.now() |
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if self.issue_date > now: |
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return False |
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if now >= self.expiration_date: |
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return False |
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return True |
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def enable(self): |
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if self.is_enabled: |
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return
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self.approval_date = datetime.now()
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self.save()
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quota_disturbed.send(sender=self, users=self.approved_members) |
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propagate_groupmembers_quota.apply_async( |
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args=[self], eta=self.issue_date) |
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propagate_groupmembers_quota.apply_async( |
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args=[self], eta=self.expiration_date) |
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def disable(self): |
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if self.is_disabled: |
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return
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self.approval_date = None |
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self.save()
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quota_disturbed.send(sender=self, users=self.approved_members) |
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@transaction.commit_manually
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def approve_member(self, person): |
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m, created = self.membership_set.get_or_create(person=person)
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try:
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m.approve() |
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except:
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transaction.rollback() |
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raise
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else:
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transaction.commit() |
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# def disapprove_member(self, person):
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# self.membership_set.remove(person=person)
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@property
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def members(self): |
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q = self.membership_set.select_related().all()
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return [m.person for m in q] |
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@property
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def approved_members(self): |
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q = self.membership_set.select_related().all()
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return [m.person for m in q if m.is_approved] |
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@property
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def quota(self): |
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d = defaultdict(int)
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for q in self.astakosgroupquota_set.select_related().all(): |
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d[q.resource] += q.uplimit or inf
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return d
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def add_policy(self, service, resource, uplimit, update=True): |
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"""Raises ObjectDoesNotExist, IntegrityError"""
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resource = Resource.objects.get(service__name=service, name=resource) |
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if update:
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AstakosGroupQuota.objects.update_or_create( |
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group=self,
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resource=resource, |
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defaults={'uplimit': uplimit}
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) |
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else:
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q = self.astakosgroupquota_set
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q.create(resource=resource, uplimit=uplimit) |
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@property
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def policies(self): |
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return self.astakosgroupquota_set.select_related().all() |
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@policies.setter
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def policies(self, policies): |
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for p in policies: |
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service = p.get('service', None) |
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resource = p.get('resource', None) |
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uplimit = p.get('uplimit', 0) |
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update = p.get('update', True) |
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self.add_policy(service, resource, uplimit, update)
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@property
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def owners(self): |
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return self.owner.all() |
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@property
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def owner_details(self): |
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return self.owner.select_related().all() |
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@owners.setter
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def owners(self, l): |
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self.owner = l
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map(self.approve_member, l) |
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class AstakosUserManager(models.Manager): |
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def get_auth_provider_user(self, provider, **kwargs): |
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"""
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Retrieve AstakosUser instance associated with the specified third party
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id.
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"""
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kwargs = dict(map(lambda x: ('auth_providers__%s' % x[0], x[1]), |
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kwargs.iteritems())) |
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return self.get(auth_providers__module=provider, **kwargs) |
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class AstakosUser(User): |
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"""
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Extends ``django.contrib.auth.models.User`` by defining additional fields.
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"""
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# Use UserManager to get the create_user method, etc.
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objects = UserManager() |
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affiliation = models.CharField('Affiliation', max_length=255, blank=True, |
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null=True)
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# DEPRECATED FIELDS: provider, third_party_identifier moved in
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# AstakosUserProvider model.
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provider = models.CharField('Provider', max_length=255, blank=True, |
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null=True)
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# ex. screen_name for twitter, eppn for shibboleth
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third_party_identifier = models.CharField('Third-party identifier',
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max_length=255, null=True, |
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blank=True)
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#for invitations
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user_level = DEFAULT_USER_LEVEL |
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level = models.IntegerField('Inviter level', default=user_level)
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invitations = models.IntegerField( |
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'Invitations left', default=INVITATIONS_PER_LEVEL.get(user_level, 0)) |
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auth_token = models.CharField('Authentication Token', max_length=32, |
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null=True, blank=True) |
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auth_token_created = models.DateTimeField('Token creation date', null=True) |
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auth_token_expires = models.DateTimeField( |
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'Token expiration date', null=True) |
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updated = models.DateTimeField('Update date')
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is_verified = models.BooleanField('Is verified?', default=False) |
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email_verified = models.BooleanField('Email verified?', default=False) |
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has_credits = models.BooleanField('Has credits?', default=False) |
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has_signed_terms = models.BooleanField( |
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'I agree with the terms', default=False) |
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date_signed_terms = models.DateTimeField( |
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'Signed terms date', null=True, blank=True) |
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|
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activation_sent = models.DateTimeField( |
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'Activation sent data', null=True, blank=True) |
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|
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policy = models.ManyToManyField( |
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Resource, null=True, through='AstakosUserQuota') |
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|
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astakos_groups = models.ManyToManyField( |
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AstakosGroup, verbose_name=_('agroups'), blank=True, |
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help_text=_(astakos_messages.ASTAKOSUSER_GROUPS_HELP), |
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through='Membership')
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|
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__has_signed_terms = False
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disturbed_quota = models.BooleanField('Needs quotaholder syncing',
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default=False, db_index=True) |
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|
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objects = AstakosUserManager() |
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owner = models.ManyToManyField( |
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AstakosGroup, related_name='owner', null=True) |
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|
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class Meta: |
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unique_together = ("provider", "third_party_identifier") |
385 |
|
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def __init__(self, *args, **kwargs): |
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super(AstakosUser, self).__init__(*args, **kwargs) |
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self.__has_signed_terms = self.has_signed_terms |
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if not self.id: |
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self.is_active = False |
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|
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@property
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def realname(self): |
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return '%s %s' % (self.first_name, self.last_name) |
395 |
|
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@realname.setter
|
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def realname(self, value): |
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parts = value.split(' ')
|
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if len(parts) == 2: |
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self.first_name = parts[0] |
401 |
self.last_name = parts[1] |
402 |
else:
|
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self.last_name = parts[0] |
404 |
|
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def add_permission(self, pname): |
406 |
if self.has_perm(pname): |
407 |
return
|
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p, created = Permission.objects.get_or_create(codename=pname, |
409 |
name=pname.capitalize(), |
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content_type=content_type) |
411 |
self.user_permissions.add(p)
|
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|
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def remove_permission(self, pname): |
414 |
if self.has_perm(pname): |
415 |
return
|
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p = Permission.objects.get(codename=pname, |
417 |
content_type=content_type) |
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self.user_permissions.remove(p)
|
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|
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@property
|
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def invitation(self): |
422 |
try:
|
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return Invitation.objects.get(username=self.email) |
424 |
except Invitation.DoesNotExist:
|
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return None |
426 |
|
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def invite(self, email, realname): |
428 |
inv = Invitation(inviter=self, username=email, realname=realname)
|
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inv.save() |
430 |
send_invitation(inv) |
431 |
self.invitations = max(0, self.invitations - 1) |
432 |
self.save()
|
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|
434 |
@property
|
435 |
def quota(self): |
436 |
"""Returns a dict with the sum of quota limits per resource"""
|
437 |
d = defaultdict(int)
|
438 |
for q in self.policies: |
439 |
d[q.resource] += q.uplimit or inf
|
440 |
for m in self.extended_groups: |
441 |
if not m.is_approved: |
442 |
continue
|
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g = m.group |
444 |
if not g.is_enabled: |
445 |
continue
|
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for r, uplimit in g.quota.iteritems(): |
447 |
d[r] += uplimit or inf
|
448 |
# TODO set default for remaining
|
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return d
|
450 |
|
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@property
|
452 |
def policies(self): |
453 |
return self.astakosuserquota_set.select_related().all() |
454 |
|
455 |
@policies.setter
|
456 |
def policies(self, policies): |
457 |
for p in policies: |
458 |
service = policies.get('service', None) |
459 |
resource = policies.get('resource', None) |
460 |
uplimit = policies.get('uplimit', 0) |
461 |
update = policies.get('update', True) |
462 |
self.add_policy(service, resource, uplimit, update)
|
463 |
|
464 |
def add_policy(self, service, resource, uplimit, update=True): |
465 |
"""Raises ObjectDoesNotExist, IntegrityError"""
|
466 |
resource = Resource.objects.get(service__name=service, name=resource) |
467 |
if update:
|
468 |
AstakosUserQuota.objects.update_or_create(user=self,
|
469 |
resource=resource, |
470 |
defaults={'uplimit': uplimit})
|
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else:
|
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q = self.astakosuserquota_set
|
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q.create(resource=resource, uplimit=uplimit) |
474 |
|
475 |
def remove_policy(self, service, resource): |
476 |
"""Raises ObjectDoesNotExist, IntegrityError"""
|
477 |
resource = Resource.objects.get(service__name=service, name=resource) |
478 |
q = self.policies.get(resource=resource).delete()
|
479 |
|
480 |
@property
|
481 |
def extended_groups(self): |
482 |
return self.membership_set.select_related().all() |
483 |
|
484 |
@extended_groups.setter
|
485 |
def extended_groups(self, groups): |
486 |
#TODO exceptions
|
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for name in (groups or ()): |
488 |
group = AstakosGroup.objects.get(name=name) |
489 |
self.membership_set.create(group=group)
|
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|
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def save(self, update_timestamps=True, **kwargs): |
492 |
if update_timestamps:
|
493 |
if not self.id: |
494 |
self.date_joined = datetime.now()
|
495 |
self.updated = datetime.now()
|
496 |
|
497 |
# update date_signed_terms if necessary
|
498 |
if self.__has_signed_terms != self.has_signed_terms: |
499 |
self.date_signed_terms = datetime.now()
|
500 |
|
501 |
if not self.id: |
502 |
# set username
|
503 |
while not self.username: |
504 |
username = self.email
|
505 |
try:
|
506 |
AstakosUser.objects.get(username=username) |
507 |
except AstakosUser.DoesNotExist:
|
508 |
self.username = username
|
509 |
|
510 |
self.validate_unique_email_isactive()
|
511 |
if self.is_active and self.activation_sent: |
512 |
# reset the activation sent
|
513 |
self.activation_sent = None |
514 |
|
515 |
super(AstakosUser, self).save(**kwargs) |
516 |
|
517 |
def renew_token(self, flush_sessions=False, current_key=None): |
518 |
md5 = hashlib.md5() |
519 |
md5.update(settings.SECRET_KEY) |
520 |
md5.update(self.username)
|
521 |
md5.update(self.realname.encode('ascii', 'ignore')) |
522 |
md5.update(asctime()) |
523 |
|
524 |
self.auth_token = b64encode(md5.digest())
|
525 |
self.auth_token_created = datetime.now()
|
526 |
self.auth_token_expires = self.auth_token_created + \ |
527 |
timedelta(hours=AUTH_TOKEN_DURATION) |
528 |
if flush_sessions:
|
529 |
self.flush_sessions(current_key)
|
530 |
msg = 'Token renewed for %s' % self.email |
531 |
logger.log(LOGGING_LEVEL, msg) |
532 |
|
533 |
def flush_sessions(self, current_key=None): |
534 |
q = self.sessions
|
535 |
if current_key:
|
536 |
q = q.exclude(session_key=current_key) |
537 |
|
538 |
keys = q.values_list('session_key', flat=True) |
539 |
if keys:
|
540 |
msg = 'Flushing sessions: %s' % ','.join(keys) |
541 |
logger.log(LOGGING_LEVEL, msg, []) |
542 |
engine = import_module(settings.SESSION_ENGINE) |
543 |
for k in keys: |
544 |
s = engine.SessionStore(k) |
545 |
s.flush() |
546 |
|
547 |
def __unicode__(self): |
548 |
return '%s (%s)' % (self.realname, self.email) |
549 |
|
550 |
def conflicting_email(self): |
551 |
q = AstakosUser.objects.exclude(username=self.username)
|
552 |
q = q.filter(email__iexact=self.email)
|
553 |
if q.count() != 0: |
554 |
return True |
555 |
return False |
556 |
|
557 |
def validate_unique_email_isactive(self): |
558 |
"""
|
559 |
Implements a unique_together constraint for email and is_active fields.
|
560 |
"""
|
561 |
q = AstakosUser.objects.all() |
562 |
q = q.filter(email = self.email)
|
563 |
q = q.filter(is_active = self.is_active)
|
564 |
if self.id: |
565 |
q = q.filter(~Q(id = self.id))
|
566 |
if q.count() != 0: |
567 |
raise ValidationError({'__all__': [_(astakos_messages.UNIQUE_EMAIL_IS_ACTIVE_CONSTRAIN_ERR)]}) |
568 |
|
569 |
@property
|
570 |
def signed_terms(self): |
571 |
term = get_latest_terms() |
572 |
if not term: |
573 |
return True |
574 |
if not self.has_signed_terms: |
575 |
return False |
576 |
if not self.date_signed_terms: |
577 |
return False |
578 |
if self.date_signed_terms < term.date: |
579 |
self.has_signed_terms = False |
580 |
self.date_signed_terms = None |
581 |
self.save()
|
582 |
return False |
583 |
return True |
584 |
|
585 |
def set_invitations_level(self): |
586 |
"""
|
587 |
Update user invitation level
|
588 |
"""
|
589 |
level = self.invitation.inviter.level + 1 |
590 |
self.level = level
|
591 |
self.invitations = INVITATIONS_PER_LEVEL.get(level, 0) |
592 |
|
593 |
def can_login_with_auth_provider(self, provider): |
594 |
if not self.has_auth_provider(provider): |
595 |
return False |
596 |
else:
|
597 |
return auth_providers.get_provider(provider).is_available_for_login()
|
598 |
|
599 |
def can_add_auth_provider(self, provider, **kwargs): |
600 |
provider_settings = auth_providers.get_provider(provider) |
601 |
if not provider_settings.is_available_for_login(): |
602 |
return False |
603 |
|
604 |
if self.has_auth_provider(provider) and \ |
605 |
provider_settings.one_per_user: |
606 |
return False |
607 |
|
608 |
if 'identifier' in kwargs: |
609 |
try:
|
610 |
# provider with specified params already exist
|
611 |
existing_user = AstakosUser.objects.get_auth_provider_user(provider, |
612 |
**kwargs) |
613 |
except AstakosUser.DoesNotExist:
|
614 |
return True |
615 |
else:
|
616 |
return False |
617 |
|
618 |
return True |
619 |
|
620 |
def can_remove_auth_provider(self, provider): |
621 |
if len(self.get_active_auth_providers()) <= 1: |
622 |
return False |
623 |
return True |
624 |
|
625 |
def can_change_password(self): |
626 |
return self.has_auth_provider('local', auth_backend='astakos') |
627 |
|
628 |
def has_auth_provider(self, provider, **kwargs): |
629 |
return bool(self.auth_providers.filter(module=provider, |
630 |
**kwargs).count()) |
631 |
|
632 |
def add_auth_provider(self, provider, **kwargs): |
633 |
if self.can_add_auth_provider(provider, **kwargs): |
634 |
self.auth_providers.create(module=provider, active=True, **kwargs) |
635 |
else:
|
636 |
raise Exception('Cannot add provider') |
637 |
|
638 |
def add_pending_auth_provider(self, pending): |
639 |
"""
|
640 |
Convert PendingThirdPartyUser object to AstakosUserAuthProvider entry for
|
641 |
the current user.
|
642 |
"""
|
643 |
if not isinstance(pending, PendingThirdPartyUser): |
644 |
pending = PendingThirdPartyUser.objects.get(token=pending) |
645 |
|
646 |
provider = self.add_auth_provider(pending.provider,
|
647 |
identifier=pending.third_party_identifier) |
648 |
|
649 |
if email_re.match(pending.email) and pending.email != self.email: |
650 |
self.additionalmail_set.get_or_create(email=pending.email)
|
651 |
|
652 |
pending.delete() |
653 |
return provider
|
654 |
|
655 |
def remove_auth_provider(self, provider, **kwargs): |
656 |
self.auth_providers.get(module=provider, **kwargs).delete()
|
657 |
|
658 |
# user urls
|
659 |
def get_resend_activation_url(self): |
660 |
return reverse('send_activation', {'user_id': self.pk}) |
661 |
|
662 |
def get_activation_url(self, nxt=False): |
663 |
url = "%s?auth=%s" % (reverse('astakos.im.views.activate'), |
664 |
quote(self.auth_token))
|
665 |
if nxt:
|
666 |
url += "&next=%s" % quote(nxt)
|
667 |
return url
|
668 |
|
669 |
def get_password_reset_url(self, token_generator=default_token_generator): |
670 |
return reverse('django.contrib.auth.views.password_reset_confirm', |
671 |
kwargs={'uidb36':int_to_base36(self.id), |
672 |
'token':token_generator.make_token(self)}) |
673 |
|
674 |
def get_auth_providers(self): |
675 |
return self.auth_providers.all() |
676 |
|
677 |
def get_available_auth_providers(self): |
678 |
"""
|
679 |
Returns a list of providers available for user to connect to.
|
680 |
"""
|
681 |
providers = [] |
682 |
for module, provider_settings in auth_providers.PROVIDERS.iteritems(): |
683 |
if self.can_add_auth_provider(module): |
684 |
providers.append(provider_settings(self))
|
685 |
|
686 |
return providers
|
687 |
|
688 |
def get_active_auth_providers(self): |
689 |
providers = [] |
690 |
for provider in self.auth_providers.active(): |
691 |
if auth_providers.get_provider(provider.module).is_available_for_login():
|
692 |
providers.append(provider) |
693 |
return providers
|
694 |
|
695 |
@property
|
696 |
def auth_providers_display(self): |
697 |
return ",".join(map(lambda x:unicode(x), self.auth_providers.active())) |
698 |
|
699 |
|
700 |
class AstakosUserAuthProviderManager(models.Manager): |
701 |
|
702 |
def active(self): |
703 |
return self.filter(active=True) |
704 |
|
705 |
|
706 |
class AstakosUserAuthProvider(models.Model): |
707 |
"""
|
708 |
Available user authentication methods.
|
709 |
"""
|
710 |
affiliation = models.CharField('Affiliation', max_length=255, blank=True, |
711 |
null=True, default=None) |
712 |
user = models.ForeignKey(AstakosUser, related_name='auth_providers')
|
713 |
module = models.CharField('Provider', max_length=255, blank=False, |
714 |
default='local')
|
715 |
identifier = models.CharField('Third-party identifier',
|
716 |
max_length=255, null=True, |
717 |
blank=True)
|
718 |
active = models.BooleanField(default=True)
|
719 |
auth_backend = models.CharField('Backend', max_length=255, blank=False, |
720 |
default='astakos')
|
721 |
|
722 |
objects = AstakosUserAuthProviderManager() |
723 |
|
724 |
class Meta: |
725 |
unique_together = (('identifier', 'module', 'user'), ) |
726 |
|
727 |
@property
|
728 |
def settings(self): |
729 |
return auth_providers.get_provider(self.module) |
730 |
|
731 |
@property
|
732 |
def details_display(self): |
733 |
return self.settings.details_tpl % self.__dict__ |
734 |
|
735 |
def can_remove(self): |
736 |
return self.user.can_remove_auth_provider(self.module) |
737 |
|
738 |
def delete(self, *args, **kwargs): |
739 |
ret = super(AstakosUserAuthProvider, self).delete(*args, **kwargs) |
740 |
if self.module == 'local': |
741 |
self.user.set_unusable_password()
|
742 |
self.user.save()
|
743 |
return ret
|
744 |
|
745 |
def __repr__(self): |
746 |
return '<AstakosUserAuthProvider %s:%s>' % (self.module, self.identifier) |
747 |
|
748 |
def __unicode__(self): |
749 |
if self.identifier: |
750 |
return "%s:%s" % (self.module, self.identifier) |
751 |
if self.auth_backend: |
752 |
return "%s:%s" % (self.module, self.auth_backend) |
753 |
return self.module |
754 |
|
755 |
|
756 |
|
757 |
class Membership(models.Model): |
758 |
person = models.ForeignKey(AstakosUser) |
759 |
group = models.ForeignKey(AstakosGroup) |
760 |
date_requested = models.DateField(default=datetime.now(), blank=True)
|
761 |
date_joined = models.DateField(null=True, db_index=True, blank=True) |
762 |
|
763 |
class Meta: |
764 |
unique_together = ("person", "group") |
765 |
|
766 |
def save(self, *args, **kwargs): |
767 |
if not self.id: |
768 |
if not self.group.moderation_enabled: |
769 |
self.date_joined = datetime.now()
|
770 |
super(Membership, self).save(*args, **kwargs) |
771 |
|
772 |
@property
|
773 |
def is_approved(self): |
774 |
if self.date_joined: |
775 |
return True |
776 |
return False |
777 |
|
778 |
def approve(self): |
779 |
if self.is_approved: |
780 |
return
|
781 |
if self.group.max_participants: |
782 |
assert len(self.group.approved_members) + 1 <= self.group.max_participants, \ |
783 |
'Maximum participant number has been reached.'
|
784 |
self.date_joined = datetime.now()
|
785 |
self.save()
|
786 |
quota_disturbed.send(sender=self, users=(self.person,)) |
787 |
|
788 |
def disapprove(self): |
789 |
self.delete()
|
790 |
quota_disturbed.send(sender=self, users=(self.person,)) |
791 |
|
792 |
class AstakosQuotaManager(models.Manager): |
793 |
def _update_or_create(self, **kwargs): |
794 |
assert kwargs, \
|
795 |
'update_or_create() must be passed at least one keyword argument'
|
796 |
obj, created = self.get_or_create(**kwargs)
|
797 |
defaults = kwargs.pop('defaults', {})
|
798 |
if created:
|
799 |
return obj, True, False |
800 |
else:
|
801 |
try:
|
802 |
params = dict(
|
803 |
[(k, v) for k, v in kwargs.items() if '__' not in k]) |
804 |
params.update(defaults) |
805 |
for attr, val in params.items(): |
806 |
if hasattr(obj, attr): |
807 |
setattr(obj, attr, val)
|
808 |
sid = transaction.savepoint() |
809 |
obj.save(force_update=True)
|
810 |
transaction.savepoint_commit(sid) |
811 |
return obj, False, True |
812 |
except IntegrityError, e:
|
813 |
transaction.savepoint_rollback(sid) |
814 |
try:
|
815 |
return self.get(**kwargs), False, False |
816 |
except self.model.DoesNotExist: |
817 |
raise e
|
818 |
|
819 |
update_or_create = _update_or_create |
820 |
|
821 |
class AstakosGroupQuota(models.Model): |
822 |
objects = AstakosQuotaManager() |
823 |
limit = models.PositiveIntegerField('Limit', null=True) # obsolete field |
824 |
uplimit = models.BigIntegerField('Up limit', null=True) |
825 |
resource = models.ForeignKey(Resource) |
826 |
group = models.ForeignKey(AstakosGroup, blank=True)
|
827 |
|
828 |
class Meta: |
829 |
unique_together = ("resource", "group") |
830 |
|
831 |
class AstakosUserQuota(models.Model): |
832 |
objects = AstakosQuotaManager() |
833 |
limit = models.PositiveIntegerField('Limit', null=True) # obsolete field |
834 |
uplimit = models.BigIntegerField('Up limit', null=True) |
835 |
resource = models.ForeignKey(Resource) |
836 |
user = models.ForeignKey(AstakosUser) |
837 |
|
838 |
class Meta: |
839 |
unique_together = ("resource", "user") |
840 |
|
841 |
|
842 |
class ApprovalTerms(models.Model): |
843 |
"""
|
844 |
Model for approval terms
|
845 |
"""
|
846 |
|
847 |
date = models.DateTimeField( |
848 |
'Issue date', db_index=True, default=datetime.now()) |
849 |
location = models.CharField('Terms location', max_length=255) |
850 |
|
851 |
|
852 |
class Invitation(models.Model): |
853 |
"""
|
854 |
Model for registring invitations
|
855 |
"""
|
856 |
inviter = models.ForeignKey(AstakosUser, related_name='invitations_sent',
|
857 |
null=True)
|
858 |
realname = models.CharField('Real name', max_length=255) |
859 |
username = models.CharField('Unique ID', max_length=255, unique=True) |
860 |
code = models.BigIntegerField('Invitation code', db_index=True) |
861 |
is_consumed = models.BooleanField('Consumed?', default=False) |
862 |
created = models.DateTimeField('Creation date', auto_now_add=True) |
863 |
consumed = models.DateTimeField('Consumption date', null=True, blank=True) |
864 |
|
865 |
def __init__(self, *args, **kwargs): |
866 |
super(Invitation, self).__init__(*args, **kwargs) |
867 |
if not self.id: |
868 |
self.code = _generate_invitation_code()
|
869 |
|
870 |
def consume(self): |
871 |
self.is_consumed = True |
872 |
self.consumed = datetime.now()
|
873 |
self.save()
|
874 |
|
875 |
def __unicode__(self): |
876 |
return '%s -> %s [%d]' % (self.inviter, self.username, self.code) |
877 |
|
878 |
|
879 |
class EmailChangeManager(models.Manager): |
880 |
@transaction.commit_on_success
|
881 |
def change_email(self, activation_key): |
882 |
"""
|
883 |
Validate an activation key and change the corresponding
|
884 |
``User`` if valid.
|
885 |
|
886 |
If the key is valid and has not expired, return the ``User``
|
887 |
after activating.
|
888 |
|
889 |
If the key is not valid or has expired, return ``None``.
|
890 |
|
891 |
If the key is valid but the ``User`` is already active,
|
892 |
return ``None``.
|
893 |
|
894 |
After successful email change the activation record is deleted.
|
895 |
|
896 |
Throws ValueError if there is already
|
897 |
"""
|
898 |
try:
|
899 |
email_change = self.model.objects.get(
|
900 |
activation_key=activation_key) |
901 |
if email_change.activation_key_expired():
|
902 |
email_change.delete() |
903 |
raise EmailChange.DoesNotExist
|
904 |
# is there an active user with this address?
|
905 |
try:
|
906 |
AstakosUser.objects.get(email__iexact=email_change.new_email_address) |
907 |
except AstakosUser.DoesNotExist:
|
908 |
pass
|
909 |
else:
|
910 |
raise ValueError(_(astakos_messages.NEW_EMAIL_ADDR_RESERVED)) |
911 |
# update user
|
912 |
user = AstakosUser.objects.get(pk=email_change.user_id) |
913 |
user.email = email_change.new_email_address |
914 |
user.save() |
915 |
email_change.delete() |
916 |
return user
|
917 |
except EmailChange.DoesNotExist:
|
918 |
raise ValueError(_(astakos_messages.INVALID_ACTIVATION_KEY)) |
919 |
|
920 |
|
921 |
class EmailChange(models.Model): |
922 |
new_email_address = models.EmailField(_(u'new e-mail address'),
|
923 |
help_text=_(astakos_messages.EMAIL_CHANGE_NEW_ADDR_HELP)) |
924 |
user = models.ForeignKey( |
925 |
AstakosUser, unique=True, related_name='emailchange_user') |
926 |
requested_at = models.DateTimeField(default=datetime.now()) |
927 |
activation_key = models.CharField( |
928 |
max_length=40, unique=True, db_index=True) |
929 |
|
930 |
objects = EmailChangeManager() |
931 |
|
932 |
def activation_key_expired(self): |
933 |
expiration_date = timedelta(days=EMAILCHANGE_ACTIVATION_DAYS) |
934 |
return self.requested_at + expiration_date < datetime.now() |
935 |
|
936 |
|
937 |
class AdditionalMail(models.Model): |
938 |
"""
|
939 |
Model for registring invitations
|
940 |
"""
|
941 |
owner = models.ForeignKey(AstakosUser) |
942 |
email = models.EmailField() |
943 |
|
944 |
|
945 |
def _generate_invitation_code(): |
946 |
while True: |
947 |
code = randint(1, 2L ** 63 - 1) |
948 |
try:
|
949 |
Invitation.objects.get(code=code) |
950 |
# An invitation with this code already exists, try again
|
951 |
except Invitation.DoesNotExist:
|
952 |
return code
|
953 |
|
954 |
|
955 |
def get_latest_terms(): |
956 |
try:
|
957 |
term = ApprovalTerms.objects.order_by('-id')[0] |
958 |
return term
|
959 |
except IndexError: |
960 |
pass
|
961 |
return None |
962 |
|
963 |
class PendingThirdPartyUser(models.Model): |
964 |
"""
|
965 |
Model for registring successful third party user authentications
|
966 |
"""
|
967 |
third_party_identifier = models.CharField('Third-party identifier', max_length=255, null=True, blank=True) |
968 |
provider = models.CharField('Provider', max_length=255, blank=True) |
969 |
email = models.EmailField(_('e-mail address'), blank=True, null=True) |
970 |
first_name = models.CharField(_('first name'), max_length=30, blank=True) |
971 |
last_name = models.CharField(_('last name'), max_length=30, blank=True) |
972 |
affiliation = models.CharField('Affiliation', max_length=255, blank=True) |
973 |
username = models.CharField(_('username'), max_length=30, unique=True, help_text=_("Required. 30 characters or fewer. Letters, numbers and @/./+/-/_ characters")) |
974 |
token = models.CharField('Token', max_length=255, null=True, blank=True) |
975 |
created = models.DateTimeField(auto_now_add=True, null=True, blank=True) |
976 |
|
977 |
class Meta: |
978 |
unique_together = ("provider", "third_party_identifier") |
979 |
|
980 |
@property
|
981 |
def realname(self): |
982 |
return '%s %s' %(self.first_name, self.last_name) |
983 |
|
984 |
@realname.setter
|
985 |
def realname(self, value): |
986 |
parts = value.split(' ')
|
987 |
if len(parts) == 2: |
988 |
self.first_name = parts[0] |
989 |
self.last_name = parts[1] |
990 |
else:
|
991 |
self.last_name = parts[0] |
992 |
|
993 |
def save(self, **kwargs): |
994 |
if not self.id: |
995 |
# set username
|
996 |
while not self.username: |
997 |
username = uuid.uuid4().hex[:30]
|
998 |
try:
|
999 |
AstakosUser.objects.get(username = username) |
1000 |
except AstakosUser.DoesNotExist, e:
|
1001 |
self.username = username
|
1002 |
super(PendingThirdPartyUser, self).save(**kwargs) |
1003 |
|
1004 |
def generate_token(self): |
1005 |
self.password = self.third_party_identifier |
1006 |
self.last_login = datetime.now()
|
1007 |
self.token = default_token_generator.make_token(self) |
1008 |
|
1009 |
class SessionCatalog(models.Model): |
1010 |
session_key = models.CharField(_('session key'), max_length=40) |
1011 |
user = models.ForeignKey(AstakosUser, related_name='sessions', null=True) |
1012 |
|
1013 |
|
1014 |
def create_astakos_user(u): |
1015 |
try:
|
1016 |
AstakosUser.objects.get(user_ptr=u.pk) |
1017 |
except AstakosUser.DoesNotExist:
|
1018 |
extended_user = AstakosUser(user_ptr_id=u.pk) |
1019 |
extended_user.__dict__.update(u.__dict__) |
1020 |
extended_user.save() |
1021 |
except BaseException, e: |
1022 |
logger.exception(e) |
1023 |
|
1024 |
|
1025 |
def fix_superusers(sender, **kwargs): |
1026 |
# Associate superusers with AstakosUser
|
1027 |
admins = User.objects.filter(is_superuser=True)
|
1028 |
for u in admins: |
1029 |
create_astakos_user(u) |
1030 |
|
1031 |
|
1032 |
def user_post_save(sender, instance, created, **kwargs): |
1033 |
if not created: |
1034 |
return
|
1035 |
create_astakos_user(instance) |
1036 |
|
1037 |
|
1038 |
def set_default_group(user): |
1039 |
try:
|
1040 |
default = AstakosGroup.objects.get(name='default')
|
1041 |
Membership( |
1042 |
group=default, person=user, date_joined=datetime.now()).save() |
1043 |
except AstakosGroup.DoesNotExist, e:
|
1044 |
logger.exception(e) |
1045 |
|
1046 |
|
1047 |
def astakosuser_pre_save(sender, instance, **kwargs): |
1048 |
instance.aquarium_report = False
|
1049 |
instance.new = False
|
1050 |
try:
|
1051 |
db_instance = AstakosUser.objects.get(id=instance.id) |
1052 |
except AstakosUser.DoesNotExist:
|
1053 |
# create event
|
1054 |
instance.aquarium_report = True
|
1055 |
instance.new = True
|
1056 |
else:
|
1057 |
get = AstakosUser.__getattribute__ |
1058 |
l = filter(lambda f: get(db_instance, f) != get(instance, f), |
1059 |
BILLING_FIELDS) |
1060 |
instance.aquarium_report = True if l else False |
1061 |
|
1062 |
|
1063 |
def astakosuser_post_save(sender, instance, created, **kwargs): |
1064 |
if instance.aquarium_report:
|
1065 |
report_user_event(instance, create=instance.new) |
1066 |
if not created: |
1067 |
return
|
1068 |
set_default_group(instance) |
1069 |
# TODO handle socket.error & IOError
|
1070 |
register_users((instance,)) |
1071 |
instance.renew_token() |
1072 |
|
1073 |
|
1074 |
def resource_post_save(sender, instance, created, **kwargs): |
1075 |
if not created: |
1076 |
return
|
1077 |
register_resources((instance,)) |
1078 |
|
1079 |
|
1080 |
def send_quota_disturbed(sender, instance, **kwargs): |
1081 |
users = [] |
1082 |
extend = users.extend |
1083 |
if sender == Membership:
|
1084 |
if not instance.group.is_enabled: |
1085 |
return
|
1086 |
extend([instance.person]) |
1087 |
elif sender == AstakosUserQuota:
|
1088 |
extend([instance.user]) |
1089 |
elif sender == AstakosGroupQuota:
|
1090 |
if not instance.group.is_enabled: |
1091 |
return
|
1092 |
extend(instance.group.astakosuser_set.all()) |
1093 |
elif sender == AstakosGroup:
|
1094 |
if not instance.is_enabled: |
1095 |
return
|
1096 |
quota_disturbed.send(sender=sender, users=users) |
1097 |
|
1098 |
|
1099 |
def on_quota_disturbed(sender, users, **kwargs): |
1100 |
# print '>>>', locals()
|
1101 |
if not users: |
1102 |
return
|
1103 |
send_quota(users) |
1104 |
|
1105 |
def renew_token(sender, instance, **kwargs): |
1106 |
if not instance.id: |
1107 |
instance.renew_token() |
1108 |
|
1109 |
post_syncdb.connect(fix_superusers) |
1110 |
post_save.connect(user_post_save, sender=User) |
1111 |
pre_save.connect(astakosuser_pre_save, sender=AstakosUser) |
1112 |
post_save.connect(astakosuser_post_save, sender=AstakosUser) |
1113 |
post_save.connect(resource_post_save, sender=Resource) |
1114 |
|
1115 |
quota_disturbed = Signal(providing_args=["users"])
|
1116 |
quota_disturbed.connect(on_quota_disturbed) |
1117 |
|
1118 |
post_delete.connect(send_quota_disturbed, sender=AstakosGroup) |
1119 |
post_delete.connect(send_quota_disturbed, sender=Membership) |
1120 |
post_save.connect(send_quota_disturbed, sender=AstakosUserQuota) |
1121 |
post_delete.connect(send_quota_disturbed, sender=AstakosUserQuota) |
1122 |
post_save.connect(send_quota_disturbed, sender=AstakosGroupQuota) |
1123 |
post_delete.connect(send_quota_disturbed, sender=AstakosGroupQuota) |
1124 |
|
1125 |
pre_save.connect(renew_token, sender=AstakosUser) |
1126 |
pre_save.connect(renew_token, sender=Service) |