root / snf-astakos-app / astakos / im / models.py @ 0e79735c
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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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import json |
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import math |
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from time import asctime, sleep |
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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, namedtuple |
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from django.db import models, IntegrityError, transaction, connection |
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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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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.utils.safestring import mark_safe |
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from django.core.validators import email_re |
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from django.core.exceptions import PermissionDenied, ObjectDoesNotExist |
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|
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from astakos.im.settings import ( |
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DEFAULT_USER_LEVEL, INVITATIONS_PER_LEVEL, |
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AUTH_TOKEN_DURATION, EMAILCHANGE_ACTIVATION_DAYS, LOGGING_LEVEL, |
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SITENAME, SERVICES, MODERATION_ENABLED, RESOURCES_PRESENTATION_DATA, |
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PROJECT_MEMBER_JOIN_POLICIES, PROJECT_MEMBER_LEAVE_POLICIES) |
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from astakos.im import settings as astakos_settings |
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from astakos.im.endpoints.qh import ( |
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register_users, send_quotas, qh_check_users, qh_get_quota_limits, |
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register_services, register_resources, qh_add_quota, QuotaLimits, |
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qh_query_serials, qh_ack_serials, |
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QuotaValues, add_quota_values) |
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from astakos.im import auth_providers |
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import astakos.im.messages as astakos_messages |
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from .managers import ForUpdateManager |
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from synnefo.lib.quotaholder.api import QH_PRACTICALLY_INFINITE |
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from synnefo.lib.db.intdecimalfield import intDecimalField |
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logger = logging.getLogger(__name__) |
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DEFAULT_CONTENT_TYPE = None
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_content_type = None
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|
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def get_content_type(): |
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global _content_type
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if _content_type is not None: |
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return _content_type
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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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_content_type = content_type |
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return 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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order = models.PositiveIntegerField(default=0)
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|
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class Meta: |
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ordering = ('order', )
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def renew_token(self, expiration_date=None): |
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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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if expiration_date:
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self.auth_token_expires = expiration_date
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else:
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self.auth_token_expires = None |
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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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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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_presentation_data = {} |
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def get_presentation(resource): |
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global _presentation_data
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presentation = _presentation_data.get(resource, {}) |
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if not presentation: |
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resource_presentation = RESOURCES_PRESENTATION_DATA.get('resources', {})
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presentation = resource_presentation.get(resource, {}) |
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_presentation_data[resource] = presentation |
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return presentation
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class Resource(models.Model): |
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name = models.CharField(_('Name'), max_length=255) |
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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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uplimit = intDecimalField(default=0)
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class Meta: |
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unique_together = ("service", "name") |
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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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def full_name(self): |
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return str(self) |
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@property
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def help_text(self): |
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return get_presentation(str(self)).get('help_text', '') |
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@property
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def help_text_input_each(self): |
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return get_presentation(str(self)).get('help_text_input_each', '') |
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@property
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def is_abbreviation(self): |
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return get_presentation(str(self)).get('is_abbreviation', False) |
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@property
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def report_desc(self): |
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return get_presentation(str(self)).get('report_desc', '') |
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@property
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def placeholder(self): |
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return get_presentation(str(self)).get('placeholder', '') |
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@property
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def verbose_name(self): |
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return get_presentation(str(self)).get('verbose_name', '') |
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@property
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def display_name(self): |
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name = self.verbose_name
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if self.is_abbreviation: |
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name = name.upper() |
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return name
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@property
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def pluralized_display_name(self): |
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if not self.unit: |
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return '%ss' % self.display_name |
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return self.display_name |
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def load_service_resources(): |
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ss = [] |
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rs = [] |
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for service_name, data in SERVICES.iteritems(): |
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url = data.get('url')
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resources = data.get('resources') or () |
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service, created = Service.objects.get_or_create( |
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name=service_name, |
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defaults={'url': url}
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) |
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ss.append(service) |
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for resource in resources: |
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try:
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resource_name = resource.pop('name', '') |
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r, created = Resource.objects.get_or_create( |
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service=service, |
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name=resource_name, |
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defaults=resource) |
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rs.append(r) |
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except Exception, e: |
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print "Cannot create resource ", resource_name |
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continue
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register_services(ss) |
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register_resources(rs) |
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def _quota_values(capacity): |
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return QuotaValues(
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quantity = 0,
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capacity = capacity, |
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import_limit = QH_PRACTICALLY_INFINITE, |
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export_limit = QH_PRACTICALLY_INFINITE) |
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def get_default_quota(): |
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_DEFAULT_QUOTA = {} |
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resources = Resource.objects.all() |
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for resource in resources: |
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capacity = resource.uplimit |
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limits = _quota_values(capacity) |
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_DEFAULT_QUOTA[resource.full_name()] = limits |
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return _DEFAULT_QUOTA
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def get_resource_names(): |
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_RESOURCE_NAMES = [] |
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resources = Resource.objects.all() |
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_RESOURCE_NAMES = [resource.full_name() for resource in resources] |
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return _RESOURCE_NAMES
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class AstakosUserManager(UserManager): |
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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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def get_by_email(self, email): |
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return self.get(email=email) |
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def get_by_identifier(self, email_or_username, **kwargs): |
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try:
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return self.get(email__iexact=email_or_username, **kwargs) |
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except AstakosUser.DoesNotExist:
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return self.get(username__iexact=email_or_username, **kwargs) |
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def user_exists(self, email_or_username, **kwargs): |
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qemail = Q(email__iexact=email_or_username) |
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qusername = Q(username__iexact=email_or_username) |
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qextra = Q(**kwargs) |
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return self.filter((qemail | qusername) & qextra).exists() |
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def verified_user_exists(self, email_or_username): |
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return self.user_exists(email_or_username, email_verified=True) |
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def verified(self): |
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return self.filter(email_verified=True) |
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def verified(self): |
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return self.filter(email_verified=True) |
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def uuid_catalog(self, l=None): |
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"""
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Returns a uuid to username mapping for the uuids appearing in l.
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If l is None returns the mapping for all existing users.
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"""
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q = self.filter(uuid__in=l) if l != None else self |
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return dict(q.values_list('uuid', 'username')) |
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def displayname_catalog(self, l=None): |
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"""
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Returns a username to uuid mapping for the usernames appearing in l.
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If l is None returns the mapping for all existing users.
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"""
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q = self.filter(uuid__in=l) if l != None else self |
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q = self.filter(username__in=l) if l != None else self |
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return dict(q.values_list('username', 'uuid')) |
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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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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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|
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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, help_text = _( 'test' )) |
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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) |
351 |
|
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updated = models.DateTimeField(_('Update date'))
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is_verified = models.BooleanField(_('Is verified?'), default=False) |
354 |
|
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email_verified = models.BooleanField(_('Email verified?'), default=False) |
356 |
|
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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) |
362 |
|
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activation_sent = models.DateTimeField( |
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_('Activation sent data'), null=True, blank=True) |
365 |
|
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policy = models.ManyToManyField( |
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Resource, null=True, through='AstakosUserQuota') |
368 |
|
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uuid = models.CharField(max_length=255, null=True, blank=False, unique=True) |
370 |
|
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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) |
374 |
|
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objects = AstakosUserManager() |
376 |
|
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def __init__(self, *args, **kwargs): |
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super(AstakosUser, self).__init__(*args, **kwargs) |
379 |
self.__has_signed_terms = self.has_signed_terms |
380 |
if not self.id: |
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self.is_active = False |
382 |
|
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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) |
386 |
|
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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] |
392 |
self.last_name = parts[1] |
393 |
else:
|
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self.last_name = parts[0] |
395 |
|
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def add_permission(self, pname): |
397 |
if self.has_perm(pname): |
398 |
return
|
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p, created = Permission.objects.get_or_create( |
400 |
codename=pname, |
401 |
name=pname.capitalize(), |
402 |
content_type=get_content_type()) |
403 |
self.user_permissions.add(p)
|
404 |
|
405 |
def remove_permission(self, pname): |
406 |
if self.has_perm(pname): |
407 |
return
|
408 |
p = Permission.objects.get(codename=pname, |
409 |
content_type=get_content_type()) |
410 |
self.user_permissions.remove(p)
|
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|
412 |
@property
|
413 |
def invitation(self): |
414 |
try:
|
415 |
return Invitation.objects.get(username=self.email) |
416 |
except Invitation.DoesNotExist:
|
417 |
return None |
418 |
|
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def initial_quotas(self): |
420 |
quotas = dict(get_default_quota())
|
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for user_quota in self.policies: |
422 |
resource = user_quota.resource.full_name() |
423 |
quotas[resource] = user_quota.quota_values() |
424 |
return quotas
|
425 |
|
426 |
def all_quotas(self): |
427 |
quotas = self.initial_quotas()
|
428 |
|
429 |
objects = self.projectmembership_set.select_related()
|
430 |
memberships = objects.filter(is_active=True)
|
431 |
for membership in memberships: |
432 |
application = membership.application |
433 |
if application is None: |
434 |
m = _("missing application for active membership %s"
|
435 |
% (membership,)) |
436 |
raise AssertionError(m) |
437 |
|
438 |
grants = application.projectresourcegrant_set.all() |
439 |
for grant in grants: |
440 |
resource = grant.resource.full_name() |
441 |
prev = quotas.get(resource, 0)
|
442 |
new = add_quota_values(prev, grant.member_quota_values()) |
443 |
quotas[resource] = new |
444 |
return quotas
|
445 |
|
446 |
@property
|
447 |
def policies(self): |
448 |
return self.astakosuserquota_set.select_related().all() |
449 |
|
450 |
@policies.setter
|
451 |
def policies(self, policies): |
452 |
for p in policies: |
453 |
p.setdefault('resource', '') |
454 |
p.setdefault('capacity', 0) |
455 |
p.setdefault('quantity', 0) |
456 |
p.setdefault('import_limit', 0) |
457 |
p.setdefault('export_limit', 0) |
458 |
p.setdefault('update', True) |
459 |
self.add_resource_policy(**p)
|
460 |
|
461 |
def add_resource_policy( |
462 |
self, resource, capacity, quantity, import_limit,
|
463 |
export_limit, update=True):
|
464 |
"""Raises ObjectDoesNotExist, IntegrityError"""
|
465 |
s, sep, r = resource.partition(RESOURCE_SEPARATOR) |
466 |
resource = Resource.objects.get(service__name=s, name=r) |
467 |
if update:
|
468 |
AstakosUserQuota.objects.update_or_create( |
469 |
user=self, resource=resource, defaults={
|
470 |
'capacity':capacity,
|
471 |
'quantity': quantity,
|
472 |
'import_limit':import_limit,
|
473 |
'export_limit':export_limit})
|
474 |
else:
|
475 |
q = self.astakosuserquota_set
|
476 |
q.create( |
477 |
resource=resource, capacity=capacity, quanity=quantity, |
478 |
import_limit=import_limit, export_limit=export_limit) |
479 |
|
480 |
def remove_resource_policy(self, service, resource): |
481 |
"""Raises ObjectDoesNotExist, IntegrityError"""
|
482 |
resource = Resource.objects.get(service__name=service, name=resource) |
483 |
q = self.policies.get(resource=resource).delete()
|
484 |
|
485 |
def update_uuid(self): |
486 |
while not self.uuid: |
487 |
uuid_val = str(uuid.uuid4())
|
488 |
try:
|
489 |
AstakosUser.objects.get(uuid=uuid_val) |
490 |
except AstakosUser.DoesNotExist, e:
|
491 |
self.uuid = uuid_val
|
492 |
return self.uuid |
493 |
|
494 |
def save(self, update_timestamps=True, **kwargs): |
495 |
if update_timestamps:
|
496 |
if not self.id: |
497 |
self.date_joined = datetime.now()
|
498 |
self.updated = datetime.now()
|
499 |
|
500 |
# update date_signed_terms if necessary
|
501 |
if self.__has_signed_terms != self.has_signed_terms: |
502 |
self.date_signed_terms = datetime.now()
|
503 |
|
504 |
self.update_uuid()
|
505 |
|
506 |
if self.username != self.email.lower(): |
507 |
# set username
|
508 |
self.username = self.email.lower() |
509 |
|
510 |
super(AstakosUser, self).save(**kwargs) |
511 |
|
512 |
def renew_token(self, flush_sessions=False, current_key=None): |
513 |
md5 = hashlib.md5() |
514 |
md5.update(settings.SECRET_KEY) |
515 |
md5.update(self.username)
|
516 |
md5.update(self.realname.encode('ascii', 'ignore')) |
517 |
md5.update(asctime()) |
518 |
|
519 |
self.auth_token = b64encode(md5.digest())
|
520 |
self.auth_token_created = datetime.now()
|
521 |
self.auth_token_expires = self.auth_token_created + \ |
522 |
timedelta(hours=AUTH_TOKEN_DURATION) |
523 |
if flush_sessions:
|
524 |
self.flush_sessions(current_key)
|
525 |
msg = 'Token renewed for %s' % self.email |
526 |
logger.log(LOGGING_LEVEL, msg) |
527 |
|
528 |
def flush_sessions(self, current_key=None): |
529 |
q = self.sessions
|
530 |
if current_key:
|
531 |
q = q.exclude(session_key=current_key) |
532 |
|
533 |
keys = q.values_list('session_key', flat=True) |
534 |
if keys:
|
535 |
msg = 'Flushing sessions: %s' % ','.join(keys) |
536 |
logger.log(LOGGING_LEVEL, msg, []) |
537 |
engine = import_module(settings.SESSION_ENGINE) |
538 |
for k in keys: |
539 |
s = engine.SessionStore(k) |
540 |
s.flush() |
541 |
|
542 |
def __unicode__(self): |
543 |
return '%s (%s)' % (self.realname, self.email) |
544 |
|
545 |
def conflicting_email(self): |
546 |
q = AstakosUser.objects.exclude(username=self.username)
|
547 |
q = q.filter(email__iexact=self.email)
|
548 |
if q.count() != 0: |
549 |
return True |
550 |
return False |
551 |
|
552 |
def email_change_is_pending(self): |
553 |
return self.emailchanges.count() > 0 |
554 |
|
555 |
def email_change_is_pending(self): |
556 |
return self.emailchanges.count() > 0 |
557 |
|
558 |
@property
|
559 |
def signed_terms(self): |
560 |
term = get_latest_terms() |
561 |
if not term: |
562 |
return True |
563 |
if not self.has_signed_terms: |
564 |
return False |
565 |
if not self.date_signed_terms: |
566 |
return False |
567 |
if self.date_signed_terms < term.date: |
568 |
self.has_signed_terms = False |
569 |
self.date_signed_terms = None |
570 |
self.save()
|
571 |
return False |
572 |
return True |
573 |
|
574 |
def set_invitations_level(self): |
575 |
"""
|
576 |
Update user invitation level
|
577 |
"""
|
578 |
level = self.invitation.inviter.level + 1 |
579 |
self.level = level
|
580 |
self.invitations = INVITATIONS_PER_LEVEL.get(level, 0) |
581 |
|
582 |
def can_login_with_auth_provider(self, provider): |
583 |
if not self.has_auth_provider(provider): |
584 |
return False |
585 |
else:
|
586 |
return auth_providers.get_provider(provider).is_available_for_login()
|
587 |
|
588 |
def can_add_auth_provider(self, provider, include_unverified=False, **kwargs): |
589 |
provider_settings = auth_providers.get_provider(provider) |
590 |
|
591 |
if not provider_settings.is_available_for_add(): |
592 |
return False |
593 |
|
594 |
if self.has_auth_provider(provider) and \ |
595 |
provider_settings.one_per_user: |
596 |
return False |
597 |
|
598 |
if 'provider_info' in kwargs: |
599 |
kwargs.pop('provider_info')
|
600 |
|
601 |
if 'identifier' in kwargs: |
602 |
try:
|
603 |
# provider with specified params already exist
|
604 |
print "LALALALA", include_unverified |
605 |
if not include_unverified: |
606 |
kwargs['user__email_verified'] = True |
607 |
existing_user = AstakosUser.objects.get_auth_provider_user(provider, |
608 |
**kwargs) |
609 |
except AstakosUser.DoesNotExist:
|
610 |
return True |
611 |
else:
|
612 |
return False |
613 |
|
614 |
return True |
615 |
|
616 |
def can_remove_auth_provider(self, module): |
617 |
provider = auth_providers.get_provider(module) |
618 |
existing = self.get_active_auth_providers()
|
619 |
existing_for_provider = self.get_active_auth_providers(module=module)
|
620 |
|
621 |
if len(existing) <= 1: |
622 |
return False |
623 |
|
624 |
if len(existing_for_provider) == 1 and provider.is_required(): |
625 |
return False |
626 |
|
627 |
return True |
628 |
|
629 |
def can_change_password(self): |
630 |
return self.has_auth_provider('local', auth_backend='astakos') |
631 |
|
632 |
def can_change_email(self): |
633 |
non_astakos_local = self.get_auth_providers().filter(module='local') |
634 |
non_astakos_local = non_astakos_local.exclude(auth_backend='astakos')
|
635 |
return non_astakos_local.count() == 0 |
636 |
|
637 |
def has_required_auth_providers(self): |
638 |
required = auth_providers.REQUIRED_PROVIDERS |
639 |
for provider in required: |
640 |
if not self.has_auth_provider(provider): |
641 |
return False |
642 |
return True |
643 |
|
644 |
def has_auth_provider(self, provider, **kwargs): |
645 |
return bool(self.get_auth_providers().filter(module=provider, |
646 |
**kwargs).count()) |
647 |
|
648 |
def add_auth_provider(self, provider, **kwargs): |
649 |
info_data = ''
|
650 |
if 'provider_info' in kwargs: |
651 |
info_data = kwargs.pop('provider_info')
|
652 |
if isinstance(info_data, dict): |
653 |
info_data = json.dumps(info_data) |
654 |
|
655 |
if self.can_add_auth_provider(provider, **kwargs): |
656 |
if 'identifier' in kwargs: |
657 |
# clean up third party pending for activation users of the same
|
658 |
# identifier
|
659 |
AstakosUserAuthProvider.objects.remove_unverified_providers(provider, |
660 |
**kwargs) |
661 |
self.auth_providers.create(module=provider, active=True, |
662 |
info_data=info_data, |
663 |
**kwargs) |
664 |
else:
|
665 |
raise Exception('Cannot add provider') |
666 |
|
667 |
def add_pending_auth_provider(self, pending): |
668 |
"""
|
669 |
Convert PendingThirdPartyUser object to AstakosUserAuthProvider entry for
|
670 |
the current user.
|
671 |
"""
|
672 |
if not isinstance(pending, PendingThirdPartyUser): |
673 |
pending = PendingThirdPartyUser.objects.get(token=pending) |
674 |
|
675 |
provider = self.add_auth_provider(pending.provider,
|
676 |
identifier=pending.third_party_identifier, |
677 |
affiliation=pending.affiliation, |
678 |
provider_info=pending.info) |
679 |
|
680 |
if email_re.match(pending.email or '') and pending.email != self.email: |
681 |
self.additionalmail_set.get_or_create(email=pending.email)
|
682 |
|
683 |
pending.delete() |
684 |
return provider
|
685 |
|
686 |
def remove_auth_provider(self, provider, **kwargs): |
687 |
self.get_auth_providers().get(module=provider, **kwargs).delete()
|
688 |
|
689 |
# user urls
|
690 |
def get_resend_activation_url(self): |
691 |
return reverse('send_activation', kwargs={'user_id': self.pk}) |
692 |
|
693 |
def get_provider_remove_url(self, module, **kwargs): |
694 |
return reverse('remove_auth_provider', kwargs={ |
695 |
'pk': self.get_auth_providers().get(module=module, **kwargs).pk}) |
696 |
|
697 |
def get_activation_url(self, nxt=False): |
698 |
url = "%s?auth=%s" % (reverse('astakos.im.views.activate'), |
699 |
quote(self.auth_token))
|
700 |
if nxt:
|
701 |
url += "&next=%s" % quote(nxt)
|
702 |
return url
|
703 |
|
704 |
def get_password_reset_url(self, token_generator=default_token_generator): |
705 |
return reverse('django.contrib.auth.views.password_reset_confirm', |
706 |
kwargs={'uidb36':int_to_base36(self.id), |
707 |
'token':token_generator.make_token(self)}) |
708 |
|
709 |
def get_auth_providers(self): |
710 |
return self.auth_providers |
711 |
|
712 |
def get_available_auth_providers(self): |
713 |
"""
|
714 |
Returns a list of providers available for user to connect to.
|
715 |
"""
|
716 |
providers = [] |
717 |
for module, provider_settings in auth_providers.PROVIDERS.iteritems(): |
718 |
if self.can_add_auth_provider(module): |
719 |
providers.append(provider_settings(self))
|
720 |
|
721 |
return providers
|
722 |
|
723 |
def get_active_auth_providers(self, **filters): |
724 |
providers = [] |
725 |
for provider in self.get_auth_providers().active(**filters): |
726 |
if auth_providers.get_provider(provider.module).is_available_for_login():
|
727 |
providers.append(provider) |
728 |
return providers
|
729 |
|
730 |
@property
|
731 |
def auth_providers_display(self): |
732 |
return ",".join(map(lambda x:unicode(x), self.get_auth_providers().active())) |
733 |
|
734 |
def get_inactive_message(self): |
735 |
msg_extra = ''
|
736 |
message = ''
|
737 |
if self.activation_sent: |
738 |
if self.email_verified: |
739 |
message = _(astakos_messages.ACCOUNT_INACTIVE) |
740 |
else:
|
741 |
message = _(astakos_messages.ACCOUNT_PENDING_ACTIVATION) |
742 |
if astakos_settings.MODERATION_ENABLED:
|
743 |
msg_extra = _(astakos_messages.ACCOUNT_PENDING_ACTIVATION_HELP) |
744 |
else:
|
745 |
url = self.get_resend_activation_url()
|
746 |
msg_extra = mark_safe(_(astakos_messages.ACCOUNT_PENDING_ACTIVATION_HELP) + \ |
747 |
u' ' + \
|
748 |
_('<a href="%s">%s?</a>') % (url,
|
749 |
_(astakos_messages.ACCOUNT_RESEND_ACTIVATION_PROMPT))) |
750 |
else:
|
751 |
if astakos_settings.MODERATION_ENABLED:
|
752 |
message = _(astakos_messages.ACCOUNT_PENDING_MODERATION) |
753 |
else:
|
754 |
message = astakos_messages.ACCOUNT_PENDING_ACTIVATION |
755 |
url = self.get_resend_activation_url()
|
756 |
msg_extra = mark_safe(_('<a href="%s">%s?</a>') % (url,
|
757 |
_(astakos_messages.ACCOUNT_RESEND_ACTIVATION_PROMPT))) |
758 |
|
759 |
return mark_safe(message + u' '+ msg_extra) |
760 |
|
761 |
def owns_application(self, application): |
762 |
return application.owner == self |
763 |
|
764 |
def owns_project(self, project): |
765 |
return project.application.owner == self |
766 |
|
767 |
def is_project_member(self, project_or_application): |
768 |
return self.get_status_in_project(project_or_application) in \ |
769 |
ProjectMembership.ASSOCIATED_STATES |
770 |
|
771 |
def is_project_accepted_member(self, project_or_application): |
772 |
return self.get_status_in_project(project_or_application) in \ |
773 |
ProjectMembership.ACCEPTED_STATES |
774 |
|
775 |
def get_status_in_project(self, project_or_application): |
776 |
application = project_or_application |
777 |
if isinstance(project_or_application, Project): |
778 |
application = project_or_application.project |
779 |
return application.user_status(self) |
780 |
|
781 |
def get_membership(self, project): |
782 |
try:
|
783 |
return ProjectMembership.objects.get(
|
784 |
project=project, |
785 |
person=self)
|
786 |
except ProjectMembership.DoesNotExist:
|
787 |
return None |
788 |
|
789 |
class AstakosUserAuthProviderManager(models.Manager): |
790 |
|
791 |
def active(self, **filters): |
792 |
return self.filter(active=True, **filters) |
793 |
|
794 |
def remove_unverified_providers(self, provider, **filters): |
795 |
try:
|
796 |
existing = self.filter(module=provider, user__email_verified=False, **filters) |
797 |
for p in existing: |
798 |
p.user.delete() |
799 |
except:
|
800 |
pass
|
801 |
|
802 |
|
803 |
|
804 |
class AstakosUserAuthProvider(models.Model): |
805 |
"""
|
806 |
Available user authentication methods.
|
807 |
"""
|
808 |
affiliation = models.CharField(_('Affiliation'), max_length=255, blank=True, |
809 |
null=True, default=None) |
810 |
user = models.ForeignKey(AstakosUser, related_name='auth_providers')
|
811 |
module = models.CharField(_('Provider'), max_length=255, blank=False, |
812 |
default='local')
|
813 |
identifier = models.CharField(_('Third-party identifier'),
|
814 |
max_length=255, null=True, |
815 |
blank=True)
|
816 |
active = models.BooleanField(default=True)
|
817 |
auth_backend = models.CharField(_('Backend'), max_length=255, blank=False, |
818 |
default='astakos')
|
819 |
info_data = models.TextField(default="", null=True, blank=True) |
820 |
created = models.DateTimeField('Creation date', auto_now_add=True) |
821 |
|
822 |
objects = AstakosUserAuthProviderManager() |
823 |
|
824 |
class Meta: |
825 |
unique_together = (('identifier', 'module', 'user'), ) |
826 |
ordering = ('module', 'created') |
827 |
|
828 |
def __init__(self, *args, **kwargs): |
829 |
super(AstakosUserAuthProvider, self).__init__(*args, **kwargs) |
830 |
try:
|
831 |
self.info = json.loads(self.info_data) |
832 |
if not self.info: |
833 |
self.info = {}
|
834 |
except Exception, e: |
835 |
self.info = {}
|
836 |
|
837 |
for key,value in self.info.iteritems(): |
838 |
setattr(self, 'info_%s' % key, value) |
839 |
|
840 |
|
841 |
@property
|
842 |
def settings(self): |
843 |
return auth_providers.get_provider(self.module) |
844 |
|
845 |
@property
|
846 |
def details_display(self): |
847 |
try:
|
848 |
return self.settings.get_details_tpl_display % self.__dict__ |
849 |
except:
|
850 |
return '' |
851 |
|
852 |
@property
|
853 |
def title_display(self): |
854 |
title_tpl = self.settings.get_title_display
|
855 |
try:
|
856 |
if self.settings.get_user_title_display: |
857 |
title_tpl = self.settings.get_user_title_display
|
858 |
except Exception, e: |
859 |
pass
|
860 |
try:
|
861 |
return title_tpl % self.__dict__ |
862 |
except:
|
863 |
return self.settings.get_title_display % self.__dict__ |
864 |
|
865 |
def can_remove(self): |
866 |
return self.user.can_remove_auth_provider(self.module) |
867 |
|
868 |
def delete(self, *args, **kwargs): |
869 |
ret = super(AstakosUserAuthProvider, self).delete(*args, **kwargs) |
870 |
if self.module == 'local': |
871 |
self.user.set_unusable_password()
|
872 |
self.user.save()
|
873 |
return ret
|
874 |
|
875 |
def __repr__(self): |
876 |
return '<AstakosUserAuthProvider %s:%s>' % (self.module, self.identifier) |
877 |
|
878 |
def __unicode__(self): |
879 |
if self.identifier: |
880 |
return "%s:%s" % (self.module, self.identifier) |
881 |
if self.auth_backend: |
882 |
return "%s:%s" % (self.module, self.auth_backend) |
883 |
return self.module |
884 |
|
885 |
def save(self, *args, **kwargs): |
886 |
self.info_data = json.dumps(self.info) |
887 |
return super(AstakosUserAuthProvider, self).save(*args, **kwargs) |
888 |
|
889 |
|
890 |
class ExtendedManager(models.Manager): |
891 |
def _update_or_create(self, **kwargs): |
892 |
assert kwargs, \
|
893 |
'update_or_create() must be passed at least one keyword argument'
|
894 |
obj, created = self.get_or_create(**kwargs)
|
895 |
defaults = kwargs.pop('defaults', {})
|
896 |
if created:
|
897 |
return obj, True, False |
898 |
else:
|
899 |
try:
|
900 |
params = dict(
|
901 |
[(k, v) for k, v in kwargs.items() if '__' not in k]) |
902 |
params.update(defaults) |
903 |
for attr, val in params.items(): |
904 |
if hasattr(obj, attr): |
905 |
setattr(obj, attr, val)
|
906 |
sid = transaction.savepoint() |
907 |
obj.save(force_update=True)
|
908 |
transaction.savepoint_commit(sid) |
909 |
return obj, False, True |
910 |
except IntegrityError, e:
|
911 |
transaction.savepoint_rollback(sid) |
912 |
try:
|
913 |
return self.get(**kwargs), False, False |
914 |
except self.model.DoesNotExist: |
915 |
raise e
|
916 |
|
917 |
update_or_create = _update_or_create |
918 |
|
919 |
|
920 |
class AstakosUserQuota(models.Model): |
921 |
objects = ExtendedManager() |
922 |
capacity = intDecimalField() |
923 |
quantity = intDecimalField(default=0)
|
924 |
export_limit = intDecimalField(default=QH_PRACTICALLY_INFINITE) |
925 |
import_limit = intDecimalField(default=QH_PRACTICALLY_INFINITE) |
926 |
resource = models.ForeignKey(Resource) |
927 |
user = models.ForeignKey(AstakosUser) |
928 |
|
929 |
class Meta: |
930 |
unique_together = ("resource", "user") |
931 |
|
932 |
def quota_values(self): |
933 |
return QuotaValues(
|
934 |
quantity = self.quantity,
|
935 |
capacity = self.capacity,
|
936 |
import_limit = self.import_limit,
|
937 |
export_limit = self.export_limit)
|
938 |
|
939 |
|
940 |
class ApprovalTerms(models.Model): |
941 |
"""
|
942 |
Model for approval terms
|
943 |
"""
|
944 |
|
945 |
date = models.DateTimeField( |
946 |
_('Issue date'), db_index=True, auto_now_add=True) |
947 |
location = models.CharField(_('Terms location'), max_length=255) |
948 |
|
949 |
|
950 |
class Invitation(models.Model): |
951 |
"""
|
952 |
Model for registring invitations
|
953 |
"""
|
954 |
inviter = models.ForeignKey(AstakosUser, related_name='invitations_sent',
|
955 |
null=True)
|
956 |
realname = models.CharField(_('Real name'), max_length=255) |
957 |
username = models.CharField(_('Unique ID'), max_length=255, unique=True) |
958 |
code = models.BigIntegerField(_('Invitation code'), db_index=True) |
959 |
is_consumed = models.BooleanField(_('Consumed?'), default=False) |
960 |
created = models.DateTimeField(_('Creation date'), auto_now_add=True) |
961 |
consumed = models.DateTimeField(_('Consumption date'), null=True, blank=True) |
962 |
|
963 |
def __init__(self, *args, **kwargs): |
964 |
super(Invitation, self).__init__(*args, **kwargs) |
965 |
if not self.id: |
966 |
self.code = _generate_invitation_code()
|
967 |
|
968 |
def consume(self): |
969 |
self.is_consumed = True |
970 |
self.consumed = datetime.now()
|
971 |
self.save()
|
972 |
|
973 |
def __unicode__(self): |
974 |
return '%s -> %s [%d]' % (self.inviter, self.username, self.code) |
975 |
|
976 |
|
977 |
class EmailChangeManager(models.Manager): |
978 |
|
979 |
@transaction.commit_on_success
|
980 |
def change_email(self, activation_key): |
981 |
"""
|
982 |
Validate an activation key and change the corresponding
|
983 |
``User`` if valid.
|
984 |
|
985 |
If the key is valid and has not expired, return the ``User``
|
986 |
after activating.
|
987 |
|
988 |
If the key is not valid or has expired, return ``None``.
|
989 |
|
990 |
If the key is valid but the ``User`` is already active,
|
991 |
return ``None``.
|
992 |
|
993 |
After successful email change the activation record is deleted.
|
994 |
|
995 |
Throws ValueError if there is already
|
996 |
"""
|
997 |
try:
|
998 |
email_change = self.model.objects.get(
|
999 |
activation_key=activation_key) |
1000 |
if email_change.activation_key_expired():
|
1001 |
email_change.delete() |
1002 |
raise EmailChange.DoesNotExist
|
1003 |
# is there an active user with this address?
|
1004 |
try:
|
1005 |
AstakosUser.objects.get(email__iexact=email_change.new_email_address) |
1006 |
except AstakosUser.DoesNotExist:
|
1007 |
pass
|
1008 |
else:
|
1009 |
raise ValueError(_('The new email address is reserved.')) |
1010 |
# update user
|
1011 |
user = AstakosUser.objects.get(pk=email_change.user_id) |
1012 |
old_email = user.email |
1013 |
user.email = email_change.new_email_address |
1014 |
user.save() |
1015 |
email_change.delete() |
1016 |
msg = "User %d changed email from %s to %s" % (user.pk, old_email,
|
1017 |
user.email) |
1018 |
logger.log(LOGGING_LEVEL, msg) |
1019 |
return user
|
1020 |
except EmailChange.DoesNotExist:
|
1021 |
raise ValueError(_('Invalid activation key.')) |
1022 |
|
1023 |
|
1024 |
class EmailChange(models.Model): |
1025 |
new_email_address = models.EmailField( |
1026 |
_(u'new e-mail address'),
|
1027 |
help_text=_('Your old email address will be used until you verify your new one.'))
|
1028 |
user = models.ForeignKey( |
1029 |
AstakosUser, unique=True, related_name='emailchanges') |
1030 |
requested_at = models.DateTimeField(auto_now_add=True)
|
1031 |
activation_key = models.CharField( |
1032 |
max_length=40, unique=True, db_index=True) |
1033 |
|
1034 |
objects = EmailChangeManager() |
1035 |
|
1036 |
def get_url(self): |
1037 |
return reverse('email_change_confirm', |
1038 |
kwargs={'activation_key': self.activation_key}) |
1039 |
|
1040 |
def activation_key_expired(self): |
1041 |
expiration_date = timedelta(days=EMAILCHANGE_ACTIVATION_DAYS) |
1042 |
return self.requested_at + expiration_date < datetime.now() |
1043 |
|
1044 |
|
1045 |
class AdditionalMail(models.Model): |
1046 |
"""
|
1047 |
Model for registring invitations
|
1048 |
"""
|
1049 |
owner = models.ForeignKey(AstakosUser) |
1050 |
email = models.EmailField() |
1051 |
|
1052 |
|
1053 |
def _generate_invitation_code(): |
1054 |
while True: |
1055 |
code = randint(1, 2L ** 63 - 1) |
1056 |
try:
|
1057 |
Invitation.objects.get(code=code) |
1058 |
# An invitation with this code already exists, try again
|
1059 |
except Invitation.DoesNotExist:
|
1060 |
return code
|
1061 |
|
1062 |
|
1063 |
def get_latest_terms(): |
1064 |
try:
|
1065 |
term = ApprovalTerms.objects.order_by('-id')[0] |
1066 |
return term
|
1067 |
except IndexError: |
1068 |
pass
|
1069 |
return None |
1070 |
|
1071 |
class PendingThirdPartyUser(models.Model): |
1072 |
"""
|
1073 |
Model for registring successful third party user authentications
|
1074 |
"""
|
1075 |
third_party_identifier = models.CharField(_('Third-party identifier'), max_length=255, null=True, blank=True) |
1076 |
provider = models.CharField(_('Provider'), max_length=255, blank=True) |
1077 |
email = models.EmailField(_('e-mail address'), blank=True, null=True) |
1078 |
first_name = models.CharField(_('first name'), max_length=30, blank=True, |
1079 |
null=True)
|
1080 |
last_name = models.CharField(_('last name'), max_length=30, blank=True, |
1081 |
null=True)
|
1082 |
affiliation = models.CharField('Affiliation', max_length=255, blank=True, |
1083 |
null=True)
|
1084 |
username = models.CharField(_('username'), max_length=30, unique=True, help_text=_("Required. 30 characters or fewer. Letters, numbers and @/./+/-/_ characters")) |
1085 |
token = models.CharField(_('Token'), max_length=255, null=True, blank=True) |
1086 |
created = models.DateTimeField(auto_now_add=True, null=True, blank=True) |
1087 |
info = models.TextField(default="", null=True, blank=True) |
1088 |
|
1089 |
class Meta: |
1090 |
unique_together = ("provider", "third_party_identifier") |
1091 |
|
1092 |
def get_user_instance(self): |
1093 |
d = self.__dict__
|
1094 |
d.pop('_state', None) |
1095 |
d.pop('id', None) |
1096 |
d.pop('token', None) |
1097 |
d.pop('created', None) |
1098 |
d.pop('info', None) |
1099 |
user = AstakosUser(**d) |
1100 |
|
1101 |
return user
|
1102 |
|
1103 |
@property
|
1104 |
def realname(self): |
1105 |
return '%s %s' %(self.first_name, self.last_name) |
1106 |
|
1107 |
@realname.setter
|
1108 |
def realname(self, value): |
1109 |
parts = value.split(' ')
|
1110 |
if len(parts) == 2: |
1111 |
self.first_name = parts[0] |
1112 |
self.last_name = parts[1] |
1113 |
else:
|
1114 |
self.last_name = parts[0] |
1115 |
|
1116 |
def save(self, **kwargs): |
1117 |
if not self.id: |
1118 |
# set username
|
1119 |
while not self.username: |
1120 |
username = uuid.uuid4().hex[:30]
|
1121 |
try:
|
1122 |
AstakosUser.objects.get(username = username) |
1123 |
except AstakosUser.DoesNotExist, e:
|
1124 |
self.username = username
|
1125 |
super(PendingThirdPartyUser, self).save(**kwargs) |
1126 |
|
1127 |
def generate_token(self): |
1128 |
self.password = self.third_party_identifier |
1129 |
self.last_login = datetime.now()
|
1130 |
self.token = default_token_generator.make_token(self) |
1131 |
|
1132 |
class SessionCatalog(models.Model): |
1133 |
session_key = models.CharField(_('session key'), max_length=40) |
1134 |
user = models.ForeignKey(AstakosUser, related_name='sessions', null=True) |
1135 |
|
1136 |
|
1137 |
### PROJECTS ###
|
1138 |
################
|
1139 |
|
1140 |
def synced_model_metaclass(class_name, class_parents, class_attributes): |
1141 |
|
1142 |
new_attributes = {} |
1143 |
sync_attributes = {} |
1144 |
|
1145 |
for name, value in class_attributes.iteritems(): |
1146 |
sync, underscore, rest = name.partition('_')
|
1147 |
if sync == 'sync' and underscore == '_': |
1148 |
sync_attributes[rest] = value |
1149 |
else:
|
1150 |
new_attributes[name] = value |
1151 |
|
1152 |
if 'prefix' not in sync_attributes: |
1153 |
m = ("you did not specify a 'sync_prefix' attribute "
|
1154 |
"in class '%s'" % (class_name,))
|
1155 |
raise ValueError(m) |
1156 |
|
1157 |
prefix = sync_attributes.pop('prefix')
|
1158 |
class_name = sync_attributes.pop('classname', prefix + '_model') |
1159 |
|
1160 |
for name, value in sync_attributes.iteritems(): |
1161 |
newname = prefix + '_' + name
|
1162 |
if newname in new_attributes: |
1163 |
m = ("class '%s' was specified with prefix '%s' "
|
1164 |
"but it already has an attribute named '%s'"
|
1165 |
% (class_name, prefix, newname)) |
1166 |
raise ValueError(m) |
1167 |
|
1168 |
new_attributes[newname] = value |
1169 |
|
1170 |
newclass = type(class_name, class_parents, new_attributes)
|
1171 |
return newclass
|
1172 |
|
1173 |
|
1174 |
def make_synced(prefix='sync', name='SyncedState'): |
1175 |
|
1176 |
the_name = name |
1177 |
the_prefix = prefix |
1178 |
|
1179 |
class SyncedState(models.Model): |
1180 |
|
1181 |
sync_classname = the_name |
1182 |
sync_prefix = the_prefix |
1183 |
__metaclass__ = synced_model_metaclass |
1184 |
|
1185 |
sync_new_state = models.BigIntegerField(null=True)
|
1186 |
sync_synced_state = models.BigIntegerField(null=True)
|
1187 |
STATUS_SYNCED = 0
|
1188 |
STATUS_PENDING = 1
|
1189 |
sync_status = models.IntegerField(db_index=True)
|
1190 |
|
1191 |
class Meta: |
1192 |
abstract = True
|
1193 |
|
1194 |
class NotSynced(Exception): |
1195 |
pass
|
1196 |
|
1197 |
def sync_init_state(self, state): |
1198 |
self.sync_synced_state = state
|
1199 |
self.sync_new_state = state
|
1200 |
self.sync_status = self.STATUS_SYNCED |
1201 |
|
1202 |
def sync_get_status(self): |
1203 |
return self.sync_status |
1204 |
|
1205 |
def sync_set_status(self): |
1206 |
if self.sync_new_state != self.sync_synced_state: |
1207 |
self.sync_status = self.STATUS_PENDING |
1208 |
else:
|
1209 |
self.sync_status = self.STATUS_SYNCED |
1210 |
|
1211 |
def sync_set_synced(self): |
1212 |
self.sync_synced_state = self.sync_new_state |
1213 |
self.sync_status = self.STATUS_SYNCED |
1214 |
|
1215 |
def sync_get_synced_state(self): |
1216 |
return self.sync_synced_state |
1217 |
|
1218 |
def sync_set_new_state(self, new_state): |
1219 |
self.sync_new_state = new_state
|
1220 |
self.sync_set_status()
|
1221 |
|
1222 |
def sync_get_new_state(self): |
1223 |
return self.sync_new_state |
1224 |
|
1225 |
def sync_set_synced_state(self, synced_state): |
1226 |
self.sync_synced_state = synced_state
|
1227 |
self.sync_set_status()
|
1228 |
|
1229 |
def sync_get_pending_objects(self): |
1230 |
kw = dict((the_prefix + '_status', self.STATUS_PENDING)) |
1231 |
return self.objects.filter(**kw) |
1232 |
|
1233 |
def sync_get_synced_objects(self): |
1234 |
kw = dict((the_prefix + '_status', self.STATUS_SYNCED)) |
1235 |
return self.objects.filter(**kw) |
1236 |
|
1237 |
def sync_verify_get_synced_state(self): |
1238 |
status = self.sync_get_status()
|
1239 |
state = self.sync_get_synced_state()
|
1240 |
verified = (status == self.STATUS_SYNCED)
|
1241 |
return state, verified
|
1242 |
|
1243 |
def sync_is_synced(self): |
1244 |
state, verified = self.sync_verify_get_synced_state()
|
1245 |
return verified
|
1246 |
|
1247 |
return SyncedState
|
1248 |
|
1249 |
SyncedState = make_synced(prefix='sync', name='SyncedState') |
1250 |
|
1251 |
|
1252 |
class ProjectApplicationManager(ForUpdateManager): |
1253 |
|
1254 |
def user_visible_projects(self, *filters, **kw_filters): |
1255 |
model = self.model
|
1256 |
return self.filter(model.Q_PENDING | model.Q_APPROVED) |
1257 |
|
1258 |
def user_visible_by_chain(self, flt): |
1259 |
model = self.model
|
1260 |
pending = self.filter(model.Q_PENDING | model.Q_DENIED).values_list('chain') |
1261 |
approved = self.filter(model.Q_APPROVED).values_list('chain') |
1262 |
by_chain = dict(pending.annotate(models.Max('id'))) |
1263 |
by_chain.update(approved.annotate(models.Max('id')))
|
1264 |
return self.filter(flt, id__in=by_chain.values()) |
1265 |
|
1266 |
def user_accessible_projects(self, user): |
1267 |
"""
|
1268 |
Return projects accessed by specified user.
|
1269 |
"""
|
1270 |
participates_filters = Q(owner=user) | Q(applicant=user) | \ |
1271 |
Q(project__projectmembership__person=user) |
1272 |
|
1273 |
return self.user_visible_by_chain(participates_filters).order_by('issue_date').distinct() |
1274 |
|
1275 |
def search_by_name(self, *search_strings): |
1276 |
q = Q() |
1277 |
for s in search_strings: |
1278 |
q = q | Q(name__icontains=s) |
1279 |
return self.filter(q) |
1280 |
|
1281 |
def latest_of_chain(self, chain_id): |
1282 |
try:
|
1283 |
return self.filter(chain=chain_id).order_by('-id')[0] |
1284 |
except IndexError: |
1285 |
return None |
1286 |
|
1287 |
USER_STATUS_DISPLAY = { |
1288 |
0: _('Join requested'), |
1289 |
1: _('Accepted member'), |
1290 |
10: _('Suspended'), |
1291 |
100: _('Terminated'), |
1292 |
200: _('Removed'), |
1293 |
-1: _('Not a member'), |
1294 |
} |
1295 |
|
1296 |
|
1297 |
class Chain(models.Model): |
1298 |
chain = models.AutoField(primary_key=True)
|
1299 |
|
1300 |
def new_chain(): |
1301 |
c = Chain.objects.create() |
1302 |
chain = c.chain |
1303 |
c.delete() |
1304 |
return chain
|
1305 |
|
1306 |
|
1307 |
class ProjectApplication(models.Model): |
1308 |
applicant = models.ForeignKey( |
1309 |
AstakosUser, |
1310 |
related_name='projects_applied',
|
1311 |
db_index=True)
|
1312 |
|
1313 |
PENDING = 0
|
1314 |
APPROVED = 1
|
1315 |
REPLACED = 2
|
1316 |
DENIED = 3
|
1317 |
DISMISSED = 4
|
1318 |
CANCELLED = 5
|
1319 |
|
1320 |
state = models.IntegerField(default=PENDING, |
1321 |
db_index=True)
|
1322 |
|
1323 |
owner = models.ForeignKey( |
1324 |
AstakosUser, |
1325 |
related_name='projects_owned',
|
1326 |
db_index=True)
|
1327 |
|
1328 |
chain = models.IntegerField() |
1329 |
precursor_application = models.ForeignKey('ProjectApplication',
|
1330 |
null=True,
|
1331 |
blank=True)
|
1332 |
|
1333 |
name = models.CharField(max_length=80)
|
1334 |
homepage = models.URLField(max_length=255, null=True) |
1335 |
description = models.TextField(null=True, blank=True) |
1336 |
start_date = models.DateTimeField(null=True, blank=True) |
1337 |
end_date = models.DateTimeField() |
1338 |
member_join_policy = models.IntegerField() |
1339 |
member_leave_policy = models.IntegerField() |
1340 |
limit_on_members_number = models.PositiveIntegerField(null=True)
|
1341 |
resource_grants = models.ManyToManyField( |
1342 |
Resource, |
1343 |
null=True,
|
1344 |
blank=True,
|
1345 |
through='ProjectResourceGrant')
|
1346 |
comments = models.TextField(null=True, blank=True) |
1347 |
issue_date = models.DateTimeField(auto_now_add=True)
|
1348 |
response_date = models.DateTimeField(null=True, blank=True) |
1349 |
|
1350 |
objects = ProjectApplicationManager() |
1351 |
|
1352 |
# Compiled queries
|
1353 |
Q_PENDING = Q(state=PENDING) |
1354 |
Q_APPROVED = Q(state=APPROVED) |
1355 |
Q_DENIED = Q(state=DENIED) |
1356 |
|
1357 |
class Meta: |
1358 |
unique_together = ("chain", "id") |
1359 |
|
1360 |
def __unicode__(self): |
1361 |
return "%s applied by %s" % (self.name, self.applicant) |
1362 |
|
1363 |
# TODO: Move to a more suitable place
|
1364 |
APPLICATION_STATE_DISPLAY = { |
1365 |
PENDING : _('Pending review'),
|
1366 |
APPROVED : _('Active'),
|
1367 |
REPLACED : _('Replaced'),
|
1368 |
DENIED : _('Denied'),
|
1369 |
DISMISSED: _('Dismissed'),
|
1370 |
CANCELLED: _('Cancelled')
|
1371 |
} |
1372 |
|
1373 |
def get_project(self): |
1374 |
try:
|
1375 |
project = Project.objects.get(id=self.chain, state=Project.APPROVED)
|
1376 |
return Project
|
1377 |
except Project.DoesNotExist, e:
|
1378 |
return None |
1379 |
|
1380 |
def state_display(self): |
1381 |
return self.APPLICATION_STATE_DISPLAY.get(self.state, _('Unknown')) |
1382 |
|
1383 |
def add_resource_policy(self, service, resource, uplimit): |
1384 |
"""Raises ObjectDoesNotExist, IntegrityError"""
|
1385 |
q = self.projectresourcegrant_set
|
1386 |
resource = Resource.objects.get(service__name=service, name=resource) |
1387 |
q.create(resource=resource, member_capacity=uplimit) |
1388 |
|
1389 |
def user_status(self, user): |
1390 |
try:
|
1391 |
project = self.get_project()
|
1392 |
if not project: |
1393 |
return -1 |
1394 |
membership = project.projectmembership_set |
1395 |
membership = membership.exclude(state=ProjectMembership.REMOVED) |
1396 |
membership = membership.get(person=user) |
1397 |
status = membership.state |
1398 |
except ProjectMembership.DoesNotExist:
|
1399 |
return -1 |
1400 |
|
1401 |
return status
|
1402 |
|
1403 |
def user_status_display(self, user): |
1404 |
return USER_STATUS_DISPLAY.get(self.user_status(user), _('Unknown')) |
1405 |
|
1406 |
def members_count(self): |
1407 |
return self.project.approved_memberships.count() |
1408 |
|
1409 |
@property
|
1410 |
def grants(self): |
1411 |
return self.projectresourcegrant_set.values( |
1412 |
'member_capacity', 'resource__name', 'resource__service__name') |
1413 |
|
1414 |
@property
|
1415 |
def resource_policies(self): |
1416 |
return [str(rp) for rp in self.projectresourcegrant_set.all()] |
1417 |
|
1418 |
@resource_policies.setter
|
1419 |
def resource_policies(self, policies): |
1420 |
for p in policies: |
1421 |
service = p.get('service', None) |
1422 |
resource = p.get('resource', None) |
1423 |
uplimit = p.get('uplimit', 0) |
1424 |
self.add_resource_policy(service, resource, uplimit)
|
1425 |
|
1426 |
def pending_modifications(self): |
1427 |
q = self.chained_applications()
|
1428 |
q = q.filter(~Q(id=self.id) & Q(state=self.PENDING)) |
1429 |
q = q.order_by('id')
|
1430 |
return q
|
1431 |
|
1432 |
def last_pending(self): |
1433 |
try:
|
1434 |
return self.pending_modifications().order_by('-id')[0] |
1435 |
except IndexError: |
1436 |
return None |
1437 |
|
1438 |
def is_modification(self): |
1439 |
if self.state != self.PENDING: |
1440 |
return False |
1441 |
parents = self.chained_applications().filter(id__lt=self.id) |
1442 |
parents = parents.filter(state__in=[self.APPROVED])
|
1443 |
return parents.count() > 0 |
1444 |
|
1445 |
def chained_applications(self): |
1446 |
return ProjectApplication.objects.filter(chain=self.chain) |
1447 |
|
1448 |
def has_pending_modifications(self): |
1449 |
return bool(self.last_pending()) |
1450 |
|
1451 |
def get_project(self): |
1452 |
try:
|
1453 |
return Project.objects.get(id=self.chain) |
1454 |
except Project.DoesNotExist:
|
1455 |
return None |
1456 |
|
1457 |
def _get_project_for_update(self): |
1458 |
try:
|
1459 |
objects = Project.objects.select_for_update() |
1460 |
project = objects.get(id=self.chain)
|
1461 |
return project
|
1462 |
except Project.DoesNotExist:
|
1463 |
return None |
1464 |
|
1465 |
def can_cancel(self): |
1466 |
return self.state == self.PENDING |
1467 |
|
1468 |
def cancel(self): |
1469 |
if not self.can_cancel(): |
1470 |
m = _("cannot cancel: application '%s' in state '%s'") % (
|
1471 |
self.id, self.state) |
1472 |
raise AssertionError(m) |
1473 |
|
1474 |
self.state = self.CANCELLED |
1475 |
self.save()
|
1476 |
|
1477 |
def can_dismiss(self): |
1478 |
return self.state == self.DENIED |
1479 |
|
1480 |
def dismiss(self): |
1481 |
if not self.can_dismiss(): |
1482 |
m = _("cannot dismiss: application '%s' in state '%s'") % (
|
1483 |
self.id, self.state) |
1484 |
raise AssertionError(m) |
1485 |
|
1486 |
self.state = self.DISMISSED |
1487 |
self.save()
|
1488 |
|
1489 |
def can_deny(self): |
1490 |
return self.state == self.PENDING |
1491 |
|
1492 |
def deny(self): |
1493 |
if not self.can_deny(): |
1494 |
m = _("cannot deny: application '%s' in state '%s'") % (
|
1495 |
self.id, self.state) |
1496 |
raise AssertionError(m) |
1497 |
|
1498 |
self.state = self.DENIED |
1499 |
self.response_date = datetime.now()
|
1500 |
self.save()
|
1501 |
|
1502 |
def can_approve(self): |
1503 |
return self.state == self.PENDING |
1504 |
|
1505 |
def approve(self, approval_user=None): |
1506 |
"""
|
1507 |
If approval_user then during owner membership acceptance
|
1508 |
it is checked whether the request_user is eligible.
|
1509 |
|
1510 |
Raises:
|
1511 |
PermissionDenied
|
1512 |
"""
|
1513 |
|
1514 |
if not transaction.is_managed(): |
1515 |
raise AssertionError("NOPE") |
1516 |
|
1517 |
new_project_name = self.name
|
1518 |
if not self.can_approve(): |
1519 |
m = _("cannot approve: project '%s' in state '%s'") % (
|
1520 |
new_project_name, self.state)
|
1521 |
raise AssertionError(m) # invalid argument |
1522 |
|
1523 |
now = datetime.now() |
1524 |
project = self._get_project_for_update()
|
1525 |
|
1526 |
try:
|
1527 |
q = Q(name=new_project_name) & ~Q(state=Project.TERMINATED) |
1528 |
conflicting_project = Project.objects.get(q) |
1529 |
if (conflicting_project != project):
|
1530 |
m = (_("cannot approve: project with name '%s' "
|
1531 |
"already exists (serial: %s)") % (
|
1532 |
new_project_name, conflicting_project.id)) |
1533 |
raise PermissionDenied(m) # invalid argument |
1534 |
except Project.DoesNotExist:
|
1535 |
pass
|
1536 |
|
1537 |
new_project = False
|
1538 |
if project is None: |
1539 |
new_project = True
|
1540 |
project = Project(id=self.chain)
|
1541 |
|
1542 |
project.name = new_project_name |
1543 |
project.application = self
|
1544 |
project.last_approval_date = now |
1545 |
if not new_project: |
1546 |
project.is_modified = True
|
1547 |
|
1548 |
project.save() |
1549 |
|
1550 |
self.state = self.APPROVED |
1551 |
self.response_date = now
|
1552 |
self.save()
|
1553 |
|
1554 |
@property
|
1555 |
def member_join_policy_display(self): |
1556 |
return PROJECT_MEMBER_JOIN_POLICIES.get(str(self.member_join_policy)) |
1557 |
|
1558 |
@property
|
1559 |
def member_leave_policy_display(self): |
1560 |
return PROJECT_MEMBER_LEAVE_POLICIES.get(str(self.member_leave_policy)) |
1561 |
|
1562 |
class ProjectResourceGrant(models.Model): |
1563 |
|
1564 |
resource = models.ForeignKey(Resource) |
1565 |
project_application = models.ForeignKey(ProjectApplication, |
1566 |
null=True)
|
1567 |
project_capacity = intDecimalField(default=QH_PRACTICALLY_INFINITE) |
1568 |
project_import_limit = intDecimalField(default=QH_PRACTICALLY_INFINITE) |
1569 |
project_export_limit = intDecimalField(default=QH_PRACTICALLY_INFINITE) |
1570 |
member_capacity = intDecimalField(default=QH_PRACTICALLY_INFINITE) |
1571 |
member_import_limit = intDecimalField(default=QH_PRACTICALLY_INFINITE) |
1572 |
member_export_limit = intDecimalField(default=QH_PRACTICALLY_INFINITE) |
1573 |
|
1574 |
objects = ExtendedManager() |
1575 |
|
1576 |
class Meta: |
1577 |
unique_together = ("resource", "project_application") |
1578 |
|
1579 |
def member_quota_values(self): |
1580 |
return QuotaValues(
|
1581 |
quantity = 0,
|
1582 |
capacity = self.member_capacity,
|
1583 |
import_limit = self.member_import_limit,
|
1584 |
export_limit = self.member_export_limit)
|
1585 |
|
1586 |
def display_member_capacity(self): |
1587 |
if self.member_capacity: |
1588 |
if self.resource.unit: |
1589 |
return ProjectResourceGrant.display_filesize(
|
1590 |
self.member_capacity)
|
1591 |
else:
|
1592 |
if math.isinf(self.member_capacity): |
1593 |
return 'Unlimited' |
1594 |
else:
|
1595 |
return self.member_capacity |
1596 |
else:
|
1597 |
return 'Unlimited' |
1598 |
|
1599 |
def __str__(self): |
1600 |
return 'Max %s per user: %s' % (self.resource.pluralized_display_name, |
1601 |
self.display_member_capacity())
|
1602 |
|
1603 |
@classmethod
|
1604 |
def display_filesize(cls, value): |
1605 |
try:
|
1606 |
value = float(value)
|
1607 |
except:
|
1608 |
return
|
1609 |
else:
|
1610 |
if math.isinf(value):
|
1611 |
return 'Unlimited' |
1612 |
if value > 1: |
1613 |
unit_list = zip(['bytes', 'kB', 'MB', 'GB', 'TB', 'PB'], |
1614 |
[0, 0, 0, 0, 0, 0]) |
1615 |
exponent = min(int(math.log(value, 1024)), len(unit_list) - 1) |
1616 |
quotient = float(value) / 1024**exponent |
1617 |
unit, value_decimals = unit_list[exponent] |
1618 |
format_string = '{0:.%sf} {1}' % (value_decimals)
|
1619 |
return format_string.format(quotient, unit)
|
1620 |
if value == 0: |
1621 |
return '0 bytes' |
1622 |
if value == 1: |
1623 |
return '1 byte' |
1624 |
else:
|
1625 |
return '0' |
1626 |
|
1627 |
|
1628 |
class ProjectManager(ForUpdateManager): |
1629 |
|
1630 |
def terminated_projects(self): |
1631 |
q = self.model.Q_TERMINATED
|
1632 |
return self.filter(q) |
1633 |
|
1634 |
def not_terminated_projects(self): |
1635 |
q = ~self.model.Q_TERMINATED
|
1636 |
return self.filter(q) |
1637 |
|
1638 |
def terminating_projects(self): |
1639 |
q = self.model.Q_TERMINATED & Q(is_active=True) |
1640 |
return self.filter(q) |
1641 |
|
1642 |
def deactivated_projects(self): |
1643 |
q = self.model.Q_DEACTIVATED
|
1644 |
return self.filter(q) |
1645 |
|
1646 |
def deactivating_projects(self): |
1647 |
q = self.model.Q_DEACTIVATED & Q(is_active=True) |
1648 |
return self.filter(q) |
1649 |
|
1650 |
def modified_projects(self): |
1651 |
return self.filter(is_modified=True) |
1652 |
|
1653 |
def reactivating_projects(self): |
1654 |
return self.filter(state=Project.APPROVED, is_active=False) |
1655 |
|
1656 |
def expired_projects(self): |
1657 |
q = (~Q(state=Project.TERMINATED) & |
1658 |
Q(application__end_date__lt=datetime.now())) |
1659 |
return self.filter(q) |
1660 |
|
1661 |
|
1662 |
class Project(models.Model): |
1663 |
|
1664 |
application = models.OneToOneField( |
1665 |
ProjectApplication, |
1666 |
related_name='project')
|
1667 |
last_approval_date = models.DateTimeField(null=True)
|
1668 |
|
1669 |
members = models.ManyToManyField( |
1670 |
AstakosUser, |
1671 |
through='ProjectMembership')
|
1672 |
|
1673 |
deactivation_reason = models.CharField(max_length=255, null=True) |
1674 |
deactivation_date = models.DateTimeField(null=True)
|
1675 |
|
1676 |
creation_date = models.DateTimeField(auto_now_add=True)
|
1677 |
name = models.CharField( |
1678 |
max_length=80,
|
1679 |
db_index=True,
|
1680 |
unique=True)
|
1681 |
|
1682 |
APPROVED = 1
|
1683 |
SUSPENDED = 10
|
1684 |
TERMINATED = 100
|
1685 |
|
1686 |
is_modified = models.BooleanField(default=False,
|
1687 |
db_index=True)
|
1688 |
is_active = models.BooleanField(default=True,
|
1689 |
db_index=True)
|
1690 |
state = models.IntegerField(default=APPROVED, |
1691 |
db_index=True)
|
1692 |
|
1693 |
objects = ProjectManager() |
1694 |
|
1695 |
# Compiled queries
|
1696 |
Q_TERMINATED = Q(state=TERMINATED) |
1697 |
Q_SUSPENDED = Q(state=SUSPENDED) |
1698 |
Q_DEACTIVATED = Q_TERMINATED | Q_SUSPENDED |
1699 |
|
1700 |
def __str__(self): |
1701 |
return _("<project %s '%s'>") % (self.id, self.application.name) |
1702 |
|
1703 |
__repr__ = __str__ |
1704 |
|
1705 |
STATE_DISPLAY = { |
1706 |
APPROVED : 'APPROVED',
|
1707 |
SUSPENDED : 'SUSPENDED',
|
1708 |
TERMINATED : 'TERMINATED'
|
1709 |
} |
1710 |
|
1711 |
def state_display(self): |
1712 |
return self.STATE_DISPLAY.get(self.state, _('Unknown')) |
1713 |
|
1714 |
def expiration_info(self): |
1715 |
return (str(self.id), self.name, self.state_display(), |
1716 |
str(self.application.end_date)) |
1717 |
|
1718 |
def is_deactivated(self, reason=None): |
1719 |
if reason is not None: |
1720 |
return self.state == reason |
1721 |
|
1722 |
return self.state != self.APPROVED |
1723 |
|
1724 |
def is_deactivating(self, reason=None): |
1725 |
if not self.is_active: |
1726 |
return False |
1727 |
|
1728 |
return self.is_deactivated(reason) |
1729 |
|
1730 |
def is_deactivated_strict(self, reason=None): |
1731 |
if self.is_active: |
1732 |
return False |
1733 |
|
1734 |
return self.is_deactivated(reason) |
1735 |
|
1736 |
### Deactivation calls
|
1737 |
|
1738 |
def deactivate(self): |
1739 |
self.deactivation_date = datetime.now()
|
1740 |
self.is_active = False |
1741 |
|
1742 |
def reactivate(self): |
1743 |
self.deactivation_date = None |
1744 |
self.is_active = True |
1745 |
|
1746 |
def terminate(self): |
1747 |
self.deactivation_reason = 'TERMINATED' |
1748 |
self.state = self.TERMINATED |
1749 |
self.save()
|
1750 |
|
1751 |
def suspend(self): |
1752 |
self.deactivation_reason = 'SUSPENDED' |
1753 |
self.state = self.SUSPENDED |
1754 |
self.save()
|
1755 |
|
1756 |
def resume(self): |
1757 |
self.deactivation_reason = None |
1758 |
self.state = self.APPROVED |
1759 |
self.save()
|
1760 |
|
1761 |
### Logical checks
|
1762 |
|
1763 |
def is_inconsistent(self): |
1764 |
now = datetime.now() |
1765 |
dates = [self.creation_date,
|
1766 |
self.last_approval_date,
|
1767 |
self.deactivation_date]
|
1768 |
return any([date > now for date in dates]) |
1769 |
|
1770 |
def is_active_strict(self): |
1771 |
return self.is_active and self.state == self.APPROVED |
1772 |
|
1773 |
def is_approved(self): |
1774 |
return self.state == self.APPROVED |
1775 |
|
1776 |
@property
|
1777 |
def is_alive(self): |
1778 |
return not self.is_terminated |
1779 |
|
1780 |
@property
|
1781 |
def is_terminated(self): |
1782 |
return self.is_deactivated(self.TERMINATED) |
1783 |
|
1784 |
@property
|
1785 |
def is_suspended(self): |
1786 |
return self.is_deactivated(self.SUSPENDED) |
1787 |
|
1788 |
def violates_resource_grants(self): |
1789 |
return False |
1790 |
|
1791 |
def violates_members_limit(self, adding=0): |
1792 |
application = self.application
|
1793 |
limit = application.limit_on_members_number |
1794 |
if limit is None: |
1795 |
return False |
1796 |
return (len(self.approved_members) + adding > limit) |
1797 |
|
1798 |
|
1799 |
### Other
|
1800 |
|
1801 |
def count_pending_memberships(self): |
1802 |
memb_set = self.projectmembership_set
|
1803 |
memb_count = memb_set.filter(state=ProjectMembership.REQUESTED).count() |
1804 |
return memb_count
|
1805 |
|
1806 |
@property
|
1807 |
def approved_memberships(self): |
1808 |
query = ProjectMembership.Q_ACCEPTED_STATES |
1809 |
return self.projectmembership_set.filter(query) |
1810 |
|
1811 |
@property
|
1812 |
def approved_members(self): |
1813 |
return [m.person for m in self.approved_memberships] |
1814 |
|
1815 |
def add_member(self, user): |
1816 |
"""
|
1817 |
Raises:
|
1818 |
django.exceptions.PermissionDenied
|
1819 |
astakos.im.models.AstakosUser.DoesNotExist
|
1820 |
"""
|
1821 |
if isinstance(user, int): |
1822 |
user = AstakosUser.objects.get(user=user) |
1823 |
|
1824 |
m, created = ProjectMembership.objects.get_or_create( |
1825 |
person=user, project=self
|
1826 |
) |
1827 |
m.accept() |
1828 |
|
1829 |
def remove_member(self, user): |
1830 |
"""
|
1831 |
Raises:
|
1832 |
django.exceptions.PermissionDenied
|
1833 |
astakos.im.models.AstakosUser.DoesNotExist
|
1834 |
astakos.im.models.ProjectMembership.DoesNotExist
|
1835 |
"""
|
1836 |
if isinstance(user, int): |
1837 |
user = AstakosUser.objects.get(user=user) |
1838 |
|
1839 |
m = ProjectMembership.objects.get(person=user, project=self)
|
1840 |
m.remove() |
1841 |
|
1842 |
|
1843 |
class PendingMembershipError(Exception): |
1844 |
pass
|
1845 |
|
1846 |
|
1847 |
class ProjectMembershipManager(ForUpdateManager): |
1848 |
pass
|
1849 |
|
1850 |
class ProjectMembership(models.Model): |
1851 |
|
1852 |
person = models.ForeignKey(AstakosUser) |
1853 |
request_date = models.DateField(auto_now_add=True)
|
1854 |
project = models.ForeignKey(Project) |
1855 |
|
1856 |
REQUESTED = 0
|
1857 |
ACCEPTED = 1
|
1858 |
# User deactivation
|
1859 |
USER_SUSPENDED = 10
|
1860 |
# Project deactivation
|
1861 |
PROJECT_DEACTIVATED = 100
|
1862 |
|
1863 |
REMOVED = 200
|
1864 |
|
1865 |
ASSOCIATED_STATES = set([REQUESTED,
|
1866 |
ACCEPTED, |
1867 |
USER_SUSPENDED, |
1868 |
PROJECT_DEACTIVATED]) |
1869 |
|
1870 |
ACCEPTED_STATES = set([ACCEPTED,
|
1871 |
USER_SUSPENDED, |
1872 |
PROJECT_DEACTIVATED]) |
1873 |
|
1874 |
state = models.IntegerField(default=REQUESTED, |
1875 |
db_index=True)
|
1876 |
is_pending = models.BooleanField(default=False, db_index=True) |
1877 |
is_active = models.BooleanField(default=False, db_index=True) |
1878 |
application = models.ForeignKey( |
1879 |
ProjectApplication, |
1880 |
null=True,
|
1881 |
related_name='memberships')
|
1882 |
pending_application = models.ForeignKey( |
1883 |
ProjectApplication, |
1884 |
null=True,
|
1885 |
related_name='pending_memberships')
|
1886 |
pending_serial = models.BigIntegerField(null=True, db_index=True) |
1887 |
|
1888 |
acceptance_date = models.DateField(null=True, db_index=True) |
1889 |
leave_request_date = models.DateField(null=True)
|
1890 |
|
1891 |
objects = ProjectMembershipManager() |
1892 |
|
1893 |
# Compiled queries
|
1894 |
Q_ACCEPTED_STATES = ~Q(state=REQUESTED) & ~Q(state=REMOVED) |
1895 |
|
1896 |
def get_combined_state(self): |
1897 |
return self.state, self.is_active, self.is_pending |
1898 |
|
1899 |
class Meta: |
1900 |
unique_together = ("person", "project") |
1901 |
#index_together = [["project", "state"]]
|
1902 |
|
1903 |
def __str__(self): |
1904 |
return _("<'%s' membership in '%s'>") % ( |
1905 |
self.person.username, self.project) |
1906 |
|
1907 |
__repr__ = __str__ |
1908 |
|
1909 |
def __init__(self, *args, **kwargs): |
1910 |
self.state = self.REQUESTED |
1911 |
super(ProjectMembership, self).__init__(*args, **kwargs) |
1912 |
|
1913 |
def _set_history_item(self, reason, date=None): |
1914 |
if isinstance(reason, basestring): |
1915 |
reason = ProjectMembershipHistory.reasons.get(reason, -1)
|
1916 |
|
1917 |
history_item = ProjectMembershipHistory( |
1918 |
serial=self.id,
|
1919 |
person=self.person_id,
|
1920 |
project=self.project_id,
|
1921 |
date=date or datetime.now(),
|
1922 |
reason=reason) |
1923 |
history_item.save() |
1924 |
serial = history_item.id |
1925 |
|
1926 |
def can_accept(self): |
1927 |
return self.state == self.REQUESTED |
1928 |
|
1929 |
def accept(self): |
1930 |
if self.is_pending: |
1931 |
m = _("%s: attempt to accept while is pending") % (self,) |
1932 |
raise AssertionError(m) |
1933 |
|
1934 |
if not self.can_accept(): |
1935 |
m = _("%s: attempt to accept in state '%s'") % (self, self.state) |
1936 |
raise AssertionError(m) |
1937 |
|
1938 |
now = datetime.now() |
1939 |
self.acceptance_date = now
|
1940 |
self._set_history_item(reason='ACCEPT', date=now) |
1941 |
if self.project.is_approved(): |
1942 |
self.state = self.ACCEPTED |
1943 |
self.is_pending = True |
1944 |
else:
|
1945 |
self.state = self.PROJECT_DEACTIVATED |
1946 |
|
1947 |
self.save()
|
1948 |
|
1949 |
def can_leave(self): |
1950 |
return self.can_remove() |
1951 |
|
1952 |
def can_remove(self): |
1953 |
return self.state in self.ACCEPTED_STATES |
1954 |
|
1955 |
def remove(self): |
1956 |
if self.is_pending: |
1957 |
m = _("%s: attempt to remove while is pending") % (self,) |
1958 |
raise AssertionError(m) |
1959 |
|
1960 |
if not self.can_remove(): |
1961 |
m = _("%s: attempt to remove in state '%s'") % (self, self.state) |
1962 |
raise AssertionError(m) |
1963 |
|
1964 |
self._set_history_item(reason='REMOVE') |
1965 |
self.state = self.REMOVED |
1966 |
self.is_pending = True |
1967 |
self.save()
|
1968 |
|
1969 |
def can_reject(self): |
1970 |
return self.state == self.REQUESTED |
1971 |
|
1972 |
def reject(self): |
1973 |
if self.is_pending: |
1974 |
m = _("%s: attempt to reject while is pending") % (self,) |
1975 |
raise AssertionError(m) |
1976 |
|
1977 |
if not self.can_reject(): |
1978 |
m = _("%s: attempt to reject in state '%s'") % (self, self.state) |
1979 |
raise AssertionError(m) |
1980 |
|
1981 |
# rejected requests don't need sync,
|
1982 |
# because they were never effected
|
1983 |
self._set_history_item(reason='REJECT') |
1984 |
self.delete()
|
1985 |
|
1986 |
def can_cancel(self): |
1987 |
return self.state == self.REQUESTED |
1988 |
|
1989 |
def cancel(self): |
1990 |
if self.is_pending: |
1991 |
m = _("%s: attempt to cancel while is pending") % (self,) |
1992 |
raise AssertionError(m) |
1993 |
|
1994 |
if not self.can_cancel(): |
1995 |
m = _("%s: attempt to cancel in state '%s'") % (self, self.state) |
1996 |
raise AssertionError(m) |
1997 |
|
1998 |
# rejected requests don't need sync,
|
1999 |
# because they were never effected
|
2000 |
self._set_history_item(reason='CANCEL') |
2001 |
self.delete()
|
2002 |
|
2003 |
def get_diff_quotas(self, sub_list=None, add_list=None): |
2004 |
if sub_list is None: |
2005 |
sub_list = [] |
2006 |
|
2007 |
if add_list is None: |
2008 |
add_list = [] |
2009 |
|
2010 |
sub_append = sub_list.append |
2011 |
add_append = add_list.append |
2012 |
holder = self.person.uuid
|
2013 |
|
2014 |
synced_application = self.application
|
2015 |
if synced_application is not None: |
2016 |
cur_grants = synced_application.projectresourcegrant_set.all() |
2017 |
for grant in cur_grants: |
2018 |
sub_append(QuotaLimits( |
2019 |
holder = holder, |
2020 |
resource = str(grant.resource),
|
2021 |
capacity = grant.member_capacity, |
2022 |
import_limit = grant.member_import_limit, |
2023 |
export_limit = grant.member_export_limit)) |
2024 |
|
2025 |
pending_application = self.pending_application
|
2026 |
if pending_application is not None: |
2027 |
new_grants = pending_application.projectresourcegrant_set.all() |
2028 |
for new_grant in new_grants: |
2029 |
add_append(QuotaLimits( |
2030 |
holder = holder, |
2031 |
resource = str(new_grant.resource),
|
2032 |
capacity = new_grant.member_capacity, |
2033 |
import_limit = new_grant.member_import_limit, |
2034 |
export_limit = new_grant.member_export_limit)) |
2035 |
|
2036 |
return (sub_list, add_list)
|
2037 |
|
2038 |
def set_sync(self): |
2039 |
if not self.is_pending: |
2040 |
m = _("%s: attempt to sync a non pending membership") % (self,) |
2041 |
raise AssertionError(m) |
2042 |
|
2043 |
state = self.state
|
2044 |
if state == self.ACCEPTED: |
2045 |
pending_application = self.pending_application
|
2046 |
if pending_application is None: |
2047 |
m = _("%s: attempt to sync an empty pending application") % (
|
2048 |
self,)
|
2049 |
raise AssertionError(m) |
2050 |
|
2051 |
self.application = pending_application
|
2052 |
self.is_active = True |
2053 |
|
2054 |
self.pending_application = None |
2055 |
self.pending_serial = None |
2056 |
|
2057 |
# project.application may have changed in the meantime,
|
2058 |
# in which case we stay PENDING;
|
2059 |
# we are safe to check due to select_for_update
|
2060 |
if self.application == self.project.application: |
2061 |
self.is_pending = False |
2062 |
self.save()
|
2063 |
|
2064 |
elif state == self.PROJECT_DEACTIVATED: |
2065 |
if self.pending_application: |
2066 |
m = _("%s: attempt to sync in state '%s' "
|
2067 |
"with a pending application") % (self, state) |
2068 |
raise AssertionError(m) |
2069 |
|
2070 |
self.application = None |
2071 |
self.is_active = False |
2072 |
self.pending_serial = None |
2073 |
self.is_pending = False |
2074 |
self.save()
|
2075 |
|
2076 |
elif state == self.REMOVED: |
2077 |
self.delete()
|
2078 |
|
2079 |
else:
|
2080 |
m = _("%s: attempt to sync in state '%s'") % (self, state) |
2081 |
raise AssertionError(m) |
2082 |
|
2083 |
def reset_sync(self): |
2084 |
if not self.is_pending: |
2085 |
m = _("%s: attempt to reset a non pending membership") % (self,) |
2086 |
raise AssertionError(m) |
2087 |
|
2088 |
state = self.state
|
2089 |
if state in [self.ACCEPTED, self.PROJECT_DEACTIVATED, self.REMOVED]: |
2090 |
self.pending_application = None |
2091 |
self.pending_serial = None |
2092 |
self.save()
|
2093 |
else:
|
2094 |
m = _("%s: attempt to reset sync in state '%s'") % (self, state) |
2095 |
raise AssertionError(m) |
2096 |
|
2097 |
class Serial(models.Model): |
2098 |
serial = models.AutoField(primary_key=True)
|
2099 |
|
2100 |
def new_serial(): |
2101 |
s = Serial.objects.create() |
2102 |
serial = s.serial |
2103 |
s.delete() |
2104 |
return serial
|
2105 |
|
2106 |
def sync_finish_serials(serials_to_ack=None): |
2107 |
if serials_to_ack is None: |
2108 |
serials_to_ack = qh_query_serials([]) |
2109 |
|
2110 |
serials_to_ack = set(serials_to_ack)
|
2111 |
sfu = ProjectMembership.objects.select_for_update() |
2112 |
memberships = list(sfu.filter(pending_serial__isnull=False)) |
2113 |
|
2114 |
if memberships:
|
2115 |
for membership in memberships: |
2116 |
serial = membership.pending_serial |
2117 |
if serial in serials_to_ack: |
2118 |
membership.set_sync() |
2119 |
else:
|
2120 |
membership.reset_sync() |
2121 |
|
2122 |
transaction.commit() |
2123 |
|
2124 |
qh_ack_serials(list(serials_to_ack))
|
2125 |
return len(memberships) |
2126 |
|
2127 |
def pre_sync_projects(sync=True): |
2128 |
ACCEPTED = ProjectMembership.ACCEPTED |
2129 |
PROJECT_DEACTIVATED = ProjectMembership.PROJECT_DEACTIVATED |
2130 |
psfu = Project.objects.select_for_update() |
2131 |
|
2132 |
modified = list(psfu.modified_projects())
|
2133 |
if sync:
|
2134 |
for project in modified: |
2135 |
objects = project.projectmembership_set.select_for_update() |
2136 |
|
2137 |
memberships = objects.filter(state=ACCEPTED) |
2138 |
for membership in memberships: |
2139 |
membership.is_pending = True
|
2140 |
membership.save() |
2141 |
|
2142 |
reactivating = list(psfu.reactivating_projects())
|
2143 |
if sync:
|
2144 |
for project in reactivating: |
2145 |
objects = project.projectmembership_set.select_for_update() |
2146 |
|
2147 |
memberships = objects.filter(state=PROJECT_DEACTIVATED) |
2148 |
for membership in memberships: |
2149 |
membership.is_pending = True
|
2150 |
membership.state = ACCEPTED |
2151 |
membership.save() |
2152 |
|
2153 |
deactivating = list(psfu.deactivating_projects())
|
2154 |
if sync:
|
2155 |
for project in deactivating: |
2156 |
objects = project.projectmembership_set.select_for_update() |
2157 |
|
2158 |
# Note: we keep a user-level deactivation
|
2159 |
# (e.g. USER_SUSPENDED) intact
|
2160 |
memberships = objects.filter(state=ACCEPTED) |
2161 |
for membership in memberships: |
2162 |
membership.is_pending = True
|
2163 |
membership.state = PROJECT_DEACTIVATED |
2164 |
membership.save() |
2165 |
|
2166 |
return (modified, reactivating, deactivating)
|
2167 |
|
2168 |
def do_sync_projects(): |
2169 |
|
2170 |
ACCEPTED = ProjectMembership.ACCEPTED |
2171 |
objects = ProjectMembership.objects.select_for_update() |
2172 |
|
2173 |
sub_quota, add_quota = [], [] |
2174 |
|
2175 |
serial = new_serial() |
2176 |
|
2177 |
pending = objects.filter(is_pending=True)
|
2178 |
for membership in pending: |
2179 |
|
2180 |
if membership.pending_application:
|
2181 |
m = "%s: impossible: pending_application is not None (%s)" % (
|
2182 |
membership, membership.pending_application) |
2183 |
raise AssertionError(m) |
2184 |
if membership.pending_serial:
|
2185 |
m = "%s: impossible: pending_serial is not None (%s)" % (
|
2186 |
membership, membership.pending_serial) |
2187 |
raise AssertionError(m) |
2188 |
|
2189 |
if membership.state == ACCEPTED:
|
2190 |
membership.pending_application = membership.project.application |
2191 |
|
2192 |
membership.pending_serial = serial |
2193 |
membership.get_diff_quotas(sub_quota, add_quota) |
2194 |
membership.save() |
2195 |
|
2196 |
transaction.commit() |
2197 |
# ProjectApplication.approve() unblocks here
|
2198 |
# and can set PENDING an already PENDING membership
|
2199 |
# which has been scheduled to sync with the old project.application
|
2200 |
# Need to check in ProjectMembership.set_sync()
|
2201 |
|
2202 |
r = qh_add_quota(serial, sub_quota, add_quota) |
2203 |
if r:
|
2204 |
m = "cannot sync serial: %d" % serial
|
2205 |
raise RuntimeError(m) |
2206 |
|
2207 |
return serial
|
2208 |
|
2209 |
def post_sync_projects(): |
2210 |
ACCEPTED = ProjectMembership.ACCEPTED |
2211 |
PROJECT_DEACTIVATED = ProjectMembership.PROJECT_DEACTIVATED |
2212 |
psfu = Project.objects.select_for_update() |
2213 |
|
2214 |
modified = psfu.modified_projects() |
2215 |
for project in modified: |
2216 |
objects = project.projectmembership_set.select_for_update() |
2217 |
|
2218 |
memberships = list(objects.filter(state=ACCEPTED, is_pending=True)) |
2219 |
if not memberships: |
2220 |
project.is_modified = False
|
2221 |
project.save() |
2222 |
|
2223 |
reactivating = psfu.reactivating_projects() |
2224 |
for project in reactivating: |
2225 |
objects = project.projectmembership_set.select_for_update() |
2226 |
memberships = list(objects.filter(Q(state=PROJECT_DEACTIVATED) |
|
2227 |
Q(is_pending=True)))
|
2228 |
if not memberships: |
2229 |
project.reactivate() |
2230 |
project.save() |
2231 |
|
2232 |
deactivating = psfu.deactivating_projects() |
2233 |
for project in deactivating: |
2234 |
objects = project.projectmembership_set.select_for_update() |
2235 |
|
2236 |
memberships = list(objects.filter(Q(state=ACCEPTED) |
|
2237 |
Q(is_pending=True)))
|
2238 |
if not memberships: |
2239 |
project.deactivate() |
2240 |
project.save() |
2241 |
|
2242 |
transaction.commit() |
2243 |
|
2244 |
def _sync_projects(sync): |
2245 |
sync_finish_serials() |
2246 |
# Informative only -- no select_for_update()
|
2247 |
pending = list(ProjectMembership.objects.filter(is_pending=True)) |
2248 |
|
2249 |
projects_log = pre_sync_projects(sync) |
2250 |
if sync:
|
2251 |
serial = do_sync_projects() |
2252 |
sync_finish_serials([serial]) |
2253 |
post_sync_projects() |
2254 |
|
2255 |
return (pending, projects_log)
|
2256 |
|
2257 |
def sync_projects(sync=True, retries=3, retry_wait=1.0): |
2258 |
return lock_sync(_sync_projects,
|
2259 |
args=[sync], |
2260 |
retries=retries, |
2261 |
retry_wait=retry_wait) |
2262 |
|
2263 |
|
2264 |
def all_users_quotas(users): |
2265 |
quotas = {} |
2266 |
for user in users: |
2267 |
quotas[user.uuid] = user.all_quotas() |
2268 |
return quotas
|
2269 |
|
2270 |
def _sync_users(users, sync): |
2271 |
sync_finish_serials() |
2272 |
|
2273 |
existing, nonexisting = qh_check_users(users) |
2274 |
resources = get_resource_names() |
2275 |
registered_quotas = qh_get_quota_limits(existing, resources) |
2276 |
astakos_quotas = all_users_quotas(users) |
2277 |
|
2278 |
if sync:
|
2279 |
r = register_users(nonexisting) |
2280 |
r = send_quotas(astakos_quotas) |
2281 |
|
2282 |
return (existing, nonexisting, registered_quotas, astakos_quotas)
|
2283 |
|
2284 |
def sync_users(users, sync=True, retries=3, retry_wait=1.0): |
2285 |
return lock_sync(_sync_users,
|
2286 |
args=[users, sync], |
2287 |
retries=retries, |
2288 |
retry_wait=retry_wait) |
2289 |
|
2290 |
def sync_all_users(sync=True, retries=3, retry_wait=1.0): |
2291 |
users = AstakosUser.objects.filter(is_active=True)
|
2292 |
return sync_users(users, sync, retries=retries, retry_wait=retry_wait)
|
2293 |
|
2294 |
def lock_sync(func, args=[], kwargs={}, retries=3, retry_wait=1.0): |
2295 |
transaction.commit() |
2296 |
|
2297 |
cursor = connection.cursor() |
2298 |
locked = True
|
2299 |
try:
|
2300 |
while 1: |
2301 |
cursor.execute("SELECT pg_try_advisory_lock(1)")
|
2302 |
r = cursor.fetchone() |
2303 |
if r is None: |
2304 |
m = "Impossible"
|
2305 |
raise AssertionError(m) |
2306 |
locked = r[0]
|
2307 |
if locked:
|
2308 |
break
|
2309 |
|
2310 |
retries -= 1
|
2311 |
if retries <= 0: |
2312 |
return False |
2313 |
sleep(retry_wait) |
2314 |
|
2315 |
return func(*args, **kwargs)
|
2316 |
|
2317 |
finally:
|
2318 |
if locked:
|
2319 |
cursor.execute("SELECT pg_advisory_unlock(1)")
|
2320 |
cursor.fetchall() |
2321 |
|
2322 |
|
2323 |
class ProjectMembershipHistory(models.Model): |
2324 |
reasons_list = ['ACCEPT', 'REJECT', 'REMOVE'] |
2325 |
reasons = dict((k, v) for v, k in enumerate(reasons_list)) |
2326 |
|
2327 |
person = models.BigIntegerField() |
2328 |
project = models.BigIntegerField() |
2329 |
date = models.DateField(auto_now_add=True)
|
2330 |
reason = models.IntegerField() |
2331 |
serial = models.BigIntegerField() |
2332 |
|
2333 |
### SIGNALS ###
|
2334 |
################
|
2335 |
|
2336 |
def create_astakos_user(u): |
2337 |
try:
|
2338 |
AstakosUser.objects.get(user_ptr=u.pk) |
2339 |
except AstakosUser.DoesNotExist:
|
2340 |
extended_user = AstakosUser(user_ptr_id=u.pk) |
2341 |
extended_user.__dict__.update(u.__dict__) |
2342 |
extended_user.save() |
2343 |
if not extended_user.has_auth_provider('local'): |
2344 |
extended_user.add_auth_provider('local')
|
2345 |
except BaseException, e: |
2346 |
logger.exception(e) |
2347 |
|
2348 |
|
2349 |
def fix_superusers(sender, **kwargs): |
2350 |
# Associate superusers with AstakosUser
|
2351 |
admins = User.objects.filter(is_superuser=True)
|
2352 |
for u in admins: |
2353 |
create_astakos_user(u) |
2354 |
post_syncdb.connect(fix_superusers) |
2355 |
|
2356 |
|
2357 |
def user_post_save(sender, instance, created, **kwargs): |
2358 |
if not created: |
2359 |
return
|
2360 |
create_astakos_user(instance) |
2361 |
post_save.connect(user_post_save, sender=User) |
2362 |
|
2363 |
def astakosuser_post_save(sender, instance, created, **kwargs): |
2364 |
pass
|
2365 |
|
2366 |
post_save.connect(astakosuser_post_save, sender=AstakosUser) |
2367 |
|
2368 |
def resource_post_save(sender, instance, created, **kwargs): |
2369 |
pass
|
2370 |
|
2371 |
post_save.connect(resource_post_save, sender=Resource) |
2372 |
|
2373 |
def renew_token(sender, instance, **kwargs): |
2374 |
if not instance.auth_token: |
2375 |
instance.renew_token() |
2376 |
pre_save.connect(renew_token, sender=AstakosUser) |
2377 |
pre_save.connect(renew_token, sender=Service) |
2378 |
|