root / snf-astakos-app / astakos / im / models.py @ 9a06d96f
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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 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.core.exceptions import ValidationError |
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from django.db import transaction |
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from django.db.models.signals import (pre_save, post_save, post_syncdb, |
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post_delete) |
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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 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.quotaholder import (register_users, send_quota, |
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register_resources) |
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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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from astakos.im.functions import send_invitation |
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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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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 save(self, **kwargs): |
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if not self.id: |
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self.renew_token()
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super(Service, self).save(**kwargs) |
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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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def approve_member(self, person): |
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m, created = self.membership_set.get_or_create(person=person)
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# update date_joined in any case
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m.date_joined = datetime.now() |
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m.save() |
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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 |
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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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print '#', locals() |
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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 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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provider = models.CharField('Provider', max_length=255, 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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# ex. screen_name for twitter, eppn for shibboleth
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third_party_identifier = models.CharField( |
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'Third-party identifier', max_length=255, null=True, blank=True) |
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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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activation_sent = models.DateTimeField( |
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'Activation sent data', null=True, blank=True) |
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policy = models.ManyToManyField( |
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Resource, null=True, through='AstakosUserQuota') |
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astakos_groups = models.ManyToManyField( |
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AstakosGroup, verbose_name=_('agroups'), blank=True, |
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help_text=_("""In addition to the permissions manually assigned, this
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user will also get all permissions granted to each group
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he/she is in."""),
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through='Membership')
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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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owner = models.ManyToManyField( |
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AstakosGroup, related_name='owner', null=True) |
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class Meta: |
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unique_together = ("provider", "third_party_identifier") |
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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 and not self.is_active: |
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self.is_active = False |
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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) |
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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] |
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self.last_name = parts[1] |
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else:
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self.last_name = parts[0] |
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def add_permission(self, pname): |
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if self.has_perm(pname): |
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return
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p, created = Permission.objects.get_or_create(codename=pname, |
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name=pname.capitalize(), |
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content_type=content_type) |
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self.user_permissions.add(p)
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|
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def remove_permission(self, pname): |
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if self.has_perm(pname): |
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return
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p = Permission.objects.get(codename=pname, |
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content_type=content_type) |
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self.user_permissions.remove(p)
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@property
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def invitation(self): |
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try:
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return Invitation.objects.get(username=self.email) |
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except Invitation.DoesNotExist:
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return None |
397 |
|
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def invite(self, email, realname): |
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inv = Invitation(inviter=self, username=email, realname=realname)
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inv.save() |
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send_invitation(inv) |
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self.invitations = max(0, self.invitations - 1) |
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self.save()
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|
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@property
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def quota(self): |
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"""Returns a dict with the sum of quota limits per resource"""
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d = defaultdict(int)
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for q in self.policies: |
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d[q.resource] += q.uplimit |
411 |
for m in self.extended_groups: |
412 |
if not m.is_approved: |
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continue
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g = m.group |
415 |
if not g.is_enabled: |
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continue
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for r, uplimit in g.quota.iteritems(): |
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d[r] += uplimit |
419 |
|
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# TODO set default for remaining
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return d
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|
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@property
|
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def policies(self): |
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return self.astakosuserquota_set.select_related().all() |
426 |
|
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@policies.setter
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def policies(self, policies): |
429 |
for p in policies: |
430 |
service = policies.get('service', None) |
431 |
resource = policies.get('resource', None) |
432 |
uplimit = policies.get('uplimit', 0) |
433 |
update = policies.get('update', True) |
434 |
self.add_policy(service, resource, uplimit, update)
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|
436 |
def add_policy(self, service, resource, uplimit, update=True): |
437 |
"""Raises ObjectDoesNotExist, IntegrityError"""
|
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resource = Resource.objects.get(service__name=service, name=resource) |
439 |
if update:
|
440 |
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) |
446 |
|
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def remove_policy(self, service, resource): |
448 |
"""Raises ObjectDoesNotExist, IntegrityError"""
|
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resource = Resource.objects.get(service__name=service, name=resource) |
450 |
q = self.policies.get(resource=resource).delete()
|
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|
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@property
|
453 |
def extended_groups(self): |
454 |
return self.membership_set.select_related().all() |
455 |
|
456 |
@extended_groups.setter
|
457 |
def extended_groups(self, groups): |
458 |
#TODO exceptions
|
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for name in groups: |
460 |
group = AstakosGroup.objects.get(name=name) |
461 |
self.membership_set.create(group=group)
|
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|
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def save(self, update_timestamps=True, **kwargs): |
464 |
if update_timestamps:
|
465 |
if not self.id: |
466 |
self.date_joined = datetime.now()
|
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self.updated = datetime.now()
|
468 |
|
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# update date_signed_terms if necessary
|
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if self.__has_signed_terms != self.has_signed_terms: |
471 |
self.date_signed_terms = datetime.now()
|
472 |
|
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if not self.id: |
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# set username
|
475 |
while not self.username: |
476 |
username = uuid.uuid4().hex[:30]
|
477 |
try:
|
478 |
AstakosUser.objects.get(username=username) |
479 |
except AstakosUser.DoesNotExist:
|
480 |
self.username = username
|
481 |
if not self.provider: |
482 |
self.provider = 'local' |
483 |
self.email = self.email.lower() |
484 |
self.validate_unique_email_isactive()
|
485 |
if self.is_active and self.activation_sent: |
486 |
# reset the activation sent
|
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self.activation_sent = None |
488 |
|
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super(AstakosUser, self).save(**kwargs) |
490 |
|
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def renew_token(self): |
492 |
md5 = hashlib.md5() |
493 |
md5.update(self.username)
|
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md5.update(self.realname.encode('ascii', 'ignore')) |
495 |
md5.update(asctime()) |
496 |
|
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self.auth_token = b64encode(md5.digest())
|
498 |
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) |
501 |
msg = 'Token renewed for %s' % self.email |
502 |
logger.log(LOGGING_LEVEL, msg) |
503 |
|
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def __unicode__(self): |
505 |
return '%s (%s)' % (self.realname, self.email) |
506 |
|
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def conflicting_email(self): |
508 |
q = AstakosUser.objects.exclude(username=self.username)
|
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q = q.filter(email=self.email)
|
510 |
if q.count() != 0: |
511 |
return True |
512 |
return False |
513 |
|
514 |
def validate_unique_email_isactive(self): |
515 |
"""
|
516 |
Implements a unique_together constraint for email and is_active fields.
|
517 |
"""
|
518 |
q = AstakosUser.objects.exclude(username=self.username)
|
519 |
q = q.filter(email=self.email)
|
520 |
q = q.filter(is_active=self.is_active)
|
521 |
if q.count() != 0: |
522 |
raise ValidationError({'__all__': [_('Another account with the same email & is_active combination found.')]}) |
523 |
|
524 |
@property
|
525 |
def signed_terms(self): |
526 |
term = get_latest_terms() |
527 |
if not term: |
528 |
return True |
529 |
if not self.has_signed_terms: |
530 |
return False |
531 |
if not self.date_signed_terms: |
532 |
return False |
533 |
if self.date_signed_terms < term.date: |
534 |
self.has_signed_terms = False |
535 |
self.date_signed_terms = None |
536 |
self.save()
|
537 |
return False |
538 |
return True |
539 |
|
540 |
def store_disturbed_quota(self, set=True): |
541 |
self.disturbed_qutoa = set |
542 |
self.save()
|
543 |
|
544 |
|
545 |
class Membership(models.Model): |
546 |
person = models.ForeignKey(AstakosUser) |
547 |
group = models.ForeignKey(AstakosGroup) |
548 |
date_requested = models.DateField(default=datetime.now(), blank=True)
|
549 |
date_joined = models.DateField(null=True, db_index=True, blank=True) |
550 |
|
551 |
class Meta: |
552 |
unique_together = ("person", "group") |
553 |
|
554 |
def save(self, *args, **kwargs): |
555 |
if not self.id: |
556 |
if not self.group.moderation_enabled: |
557 |
self.date_joined = datetime.now()
|
558 |
super(Membership, self).save(*args, **kwargs) |
559 |
|
560 |
@property
|
561 |
def is_approved(self): |
562 |
if self.date_joined: |
563 |
return True |
564 |
return False |
565 |
|
566 |
def approve(self): |
567 |
self.date_joined = datetime.now()
|
568 |
self.save()
|
569 |
quota_disturbed.send(sender=self, users=(self.person,)) |
570 |
|
571 |
def disapprove(self): |
572 |
self.delete()
|
573 |
quota_disturbed.send(sender=self, users=(self.person,)) |
574 |
|
575 |
class AstakosQuotaManager(models.Manager): |
576 |
def _update_or_create(self, **kwargs): |
577 |
assert kwargs, \
|
578 |
'update_or_create() must be passed at least one keyword argument'
|
579 |
obj, created = self.get_or_create(**kwargs)
|
580 |
defaults = kwargs.pop('defaults', {})
|
581 |
if created:
|
582 |
return obj, True, False |
583 |
else:
|
584 |
try:
|
585 |
params = dict(
|
586 |
[(k, v) for k, v in kwargs.items() if '__' not in k]) |
587 |
params.update(defaults) |
588 |
for attr, val in params.items(): |
589 |
if hasattr(obj, attr): |
590 |
setattr(obj, attr, val)
|
591 |
sid = transaction.savepoint() |
592 |
obj.save(force_update=True)
|
593 |
transaction.savepoint_commit(sid) |
594 |
return obj, False, True |
595 |
except IntegrityError, e:
|
596 |
transaction.savepoint_rollback(sid) |
597 |
try:
|
598 |
return self.get(**kwargs), False, False |
599 |
except self.model.DoesNotExist: |
600 |
raise e
|
601 |
|
602 |
update_or_create = _update_or_create |
603 |
|
604 |
class AstakosGroupQuota(models.Model): |
605 |
objects = AstakosQuotaManager() |
606 |
limit = models.PositiveIntegerField('Limit', null=True) # obsolete field |
607 |
uplimit = models.BigIntegerField('Up limit', null=True) |
608 |
resource = models.ForeignKey(Resource) |
609 |
group = models.ForeignKey(AstakosGroup, blank=True)
|
610 |
|
611 |
class Meta: |
612 |
unique_together = ("resource", "group") |
613 |
|
614 |
class AstakosUserQuota(models.Model): |
615 |
objects = AstakosQuotaManager() |
616 |
limit = models.PositiveIntegerField('Limit', null=True) # obsolete field |
617 |
uplimit = models.BigIntegerField('Up limit', null=True) |
618 |
resource = models.ForeignKey(Resource) |
619 |
user = models.ForeignKey(AstakosUser) |
620 |
|
621 |
class Meta: |
622 |
unique_together = ("resource", "user") |
623 |
|
624 |
|
625 |
class ApprovalTerms(models.Model): |
626 |
"""
|
627 |
Model for approval terms
|
628 |
"""
|
629 |
|
630 |
date = models.DateTimeField( |
631 |
'Issue date', db_index=True, default=datetime.now()) |
632 |
location = models.CharField('Terms location', max_length=255) |
633 |
|
634 |
|
635 |
class Invitation(models.Model): |
636 |
"""
|
637 |
Model for registring invitations
|
638 |
"""
|
639 |
inviter = models.ForeignKey(AstakosUser, related_name='invitations_sent',
|
640 |
null=True)
|
641 |
realname = models.CharField('Real name', max_length=255) |
642 |
username = models.CharField('Unique ID', max_length=255, unique=True) |
643 |
code = models.BigIntegerField('Invitation code', db_index=True) |
644 |
is_consumed = models.BooleanField('Consumed?', default=False) |
645 |
created = models.DateTimeField('Creation date', auto_now_add=True) |
646 |
consumed = models.DateTimeField('Consumption date', null=True, blank=True) |
647 |
|
648 |
def __init__(self, *args, **kwargs): |
649 |
super(Invitation, self).__init__(*args, **kwargs) |
650 |
if not self.id: |
651 |
self.code = _generate_invitation_code()
|
652 |
|
653 |
def consume(self): |
654 |
self.is_consumed = True |
655 |
self.consumed = datetime.now()
|
656 |
self.save()
|
657 |
|
658 |
def __unicode__(self): |
659 |
return '%s -> %s [%d]' % (self.inviter, self.username, self.code) |
660 |
|
661 |
|
662 |
class EmailChangeManager(models.Manager): |
663 |
@transaction.commit_on_success
|
664 |
def change_email(self, activation_key): |
665 |
"""
|
666 |
Validate an activation key and change the corresponding
|
667 |
``User`` if valid.
|
668 |
|
669 |
If the key is valid and has not expired, return the ``User``
|
670 |
after activating.
|
671 |
|
672 |
If the key is not valid or has expired, return ``None``.
|
673 |
|
674 |
If the key is valid but the ``User`` is already active,
|
675 |
return ``None``.
|
676 |
|
677 |
After successful email change the activation record is deleted.
|
678 |
|
679 |
Throws ValueError if there is already
|
680 |
"""
|
681 |
try:
|
682 |
email_change = self.model.objects.get(
|
683 |
activation_key=activation_key) |
684 |
if email_change.activation_key_expired():
|
685 |
email_change.delete() |
686 |
raise EmailChange.DoesNotExist
|
687 |
# is there an active user with this address?
|
688 |
try:
|
689 |
AstakosUser.objects.get(email=email_change.new_email_address) |
690 |
except AstakosUser.DoesNotExist:
|
691 |
pass
|
692 |
else:
|
693 |
raise ValueError(_('The new email address is reserved.')) |
694 |
# update user
|
695 |
user = AstakosUser.objects.get(pk=email_change.user_id) |
696 |
user.email = email_change.new_email_address |
697 |
user.save() |
698 |
email_change.delete() |
699 |
return user
|
700 |
except EmailChange.DoesNotExist:
|
701 |
raise ValueError(_('Invalid activation key')) |
702 |
|
703 |
|
704 |
class EmailChange(models.Model): |
705 |
new_email_address = models.EmailField(_(u'new e-mail address'),
|
706 |
help_text=_(u'Your old email address will be used until you verify your new one.'))
|
707 |
user = models.ForeignKey( |
708 |
AstakosUser, unique=True, related_name='emailchange_user') |
709 |
requested_at = models.DateTimeField(default=datetime.now()) |
710 |
activation_key = models.CharField( |
711 |
max_length=40, unique=True, db_index=True) |
712 |
|
713 |
objects = EmailChangeManager() |
714 |
|
715 |
def activation_key_expired(self): |
716 |
expiration_date = timedelta(days=EMAILCHANGE_ACTIVATION_DAYS) |
717 |
return self.requested_at + expiration_date < datetime.now() |
718 |
|
719 |
|
720 |
class AdditionalMail(models.Model): |
721 |
"""
|
722 |
Model for registring invitations
|
723 |
"""
|
724 |
owner = models.ForeignKey(AstakosUser) |
725 |
email = models.EmailField() |
726 |
|
727 |
|
728 |
def _generate_invitation_code(): |
729 |
while True: |
730 |
code = randint(1, 2L ** 63 - 1) |
731 |
try:
|
732 |
Invitation.objects.get(code=code) |
733 |
# An invitation with this code already exists, try again
|
734 |
except Invitation.DoesNotExist:
|
735 |
return code
|
736 |
|
737 |
|
738 |
def get_latest_terms(): |
739 |
try:
|
740 |
term = ApprovalTerms.objects.order_by('-id')[0] |
741 |
return term
|
742 |
except IndexError: |
743 |
pass
|
744 |
return None |
745 |
|
746 |
|
747 |
def create_astakos_user(u): |
748 |
try:
|
749 |
AstakosUser.objects.get(user_ptr=u.pk) |
750 |
except AstakosUser.DoesNotExist:
|
751 |
extended_user = AstakosUser(user_ptr_id=u.pk) |
752 |
extended_user.__dict__.update(u.__dict__) |
753 |
extended_user.renew_token() |
754 |
extended_user.save() |
755 |
except BaseException, e: |
756 |
logger.exception(e) |
757 |
pass
|
758 |
|
759 |
|
760 |
def fix_superusers(sender, **kwargs): |
761 |
# Associate superusers with AstakosUser
|
762 |
admins = User.objects.filter(is_superuser=True)
|
763 |
for u in admins: |
764 |
create_astakos_user(u) |
765 |
|
766 |
|
767 |
def user_post_save(sender, instance, created, **kwargs): |
768 |
if not created: |
769 |
return
|
770 |
create_astakos_user(instance) |
771 |
|
772 |
|
773 |
def set_default_group(user): |
774 |
try:
|
775 |
default = AstakosGroup.objects.get(name='default')
|
776 |
Membership( |
777 |
group=default, person=user, date_joined=datetime.now()).save() |
778 |
except AstakosGroup.DoesNotExist, e:
|
779 |
logger.exception(e) |
780 |
|
781 |
|
782 |
def astakosuser_pre_save(sender, instance, **kwargs): |
783 |
instance.aquarium_report = False
|
784 |
instance.new = False
|
785 |
try:
|
786 |
db_instance = AstakosUser.objects.get(id=instance.id) |
787 |
except AstakosUser.DoesNotExist:
|
788 |
# create event
|
789 |
instance.aquarium_report = True
|
790 |
instance.new = True
|
791 |
else:
|
792 |
get = AstakosUser.__getattribute__ |
793 |
l = filter(lambda f: get(db_instance, f) != get(instance, f), |
794 |
BILLING_FIELDS) |
795 |
instance.aquarium_report = True if l else False |
796 |
|
797 |
|
798 |
def astakosuser_post_save(sender, instance, created, **kwargs): |
799 |
if instance.aquarium_report:
|
800 |
report_user_event(instance, create=instance.new) |
801 |
if not created: |
802 |
return
|
803 |
set_default_group(instance) |
804 |
# TODO handle socket.error & IOError
|
805 |
register_users((instance,)) |
806 |
instance.renew_token() |
807 |
|
808 |
|
809 |
def resource_post_save(sender, instance, created, **kwargs): |
810 |
if not created: |
811 |
return
|
812 |
register_resources((instance,)) |
813 |
|
814 |
|
815 |
def send_quota_disturbed(sender, instance, **kwargs): |
816 |
users = [] |
817 |
extend = users.extend |
818 |
if sender == Membership:
|
819 |
if not instance.group.is_enabled: |
820 |
return
|
821 |
extend([instance.person]) |
822 |
elif sender == AstakosUserQuota:
|
823 |
extend([instance.user]) |
824 |
elif sender == AstakosGroupQuota:
|
825 |
if not instance.group.is_enabled: |
826 |
return
|
827 |
extend(instance.group.astakosuser_set.all()) |
828 |
elif sender == AstakosGroup:
|
829 |
if not instance.is_enabled: |
830 |
return
|
831 |
quota_disturbed.send(sender=sender, users=users) |
832 |
|
833 |
|
834 |
def on_quota_disturbed(sender, users, **kwargs): |
835 |
print '>>>', locals() |
836 |
if not users: |
837 |
return
|
838 |
send_quota(users) |
839 |
|
840 |
post_syncdb.connect(fix_superusers) |
841 |
post_save.connect(user_post_save, sender=User) |
842 |
pre_save.connect(astakosuser_pre_save, sender=AstakosUser) |
843 |
post_save.connect(astakosuser_post_save, sender=AstakosUser) |
844 |
post_save.connect(resource_post_save, sender=Resource) |
845 |
|
846 |
quota_disturbed = Signal(providing_args=["users"])
|
847 |
quota_disturbed.connect(on_quota_disturbed) |
848 |
|
849 |
post_delete.connect(send_quota_disturbed, sender=AstakosGroup) |
850 |
post_delete.connect(send_quota_disturbed, sender=Membership) |
851 |
post_save.connect(send_quota_disturbed, sender=AstakosUserQuota) |
852 |
post_delete.connect(send_quota_disturbed, sender=AstakosUserQuota) |
853 |
post_save.connect(send_quota_disturbed, sender=AstakosGroupQuota) |
854 |
post_delete.connect(send_quota_disturbed, sender=AstakosGroupQuota) |