Files
mayan-edms/mayan/apps/organizations/models.py
2016-05-27 18:03:25 -04:00

145 lines
4.8 KiB
Python

from __future__ import absolute_import, unicode_literals
import logging
import string
import warnings
from django.apps import apps
from django.conf import settings
from django.contrib.auth import get_user_model
from django.core.exceptions import ImproperlyConfigured, ValidationError
from django.db import models
from django.db.models.signals import pre_save, pre_delete
from django.utils.deprecation import RemovedInDjango19Warning
from django.utils.encoding import python_2_unicode_compatible
from django.utils.translation import ugettext_lazy as _
from permissions.classes import Permission
from .settings import (
setting_organization_admin_group, setting_organization_admin_email,
setting_organization_admin_password, setting_organization_admin_role,
setting_organization_admin_username
)
ORGANIZATION_CACHE = {}
logger = logging.getLogger(__name__)
class OrganizationManager(models.Manager):
def get_current(self):
"""
Returns the current ``Organization`` based on the ORGANIZATION_ID in
the project's settings. The ``Organization`` object is cached the first
time it's retrieved from the database.
"""
try:
oid = settings.ORGANIZATION_ID
except AttributeError:
raise ImproperlyConfigured(
"You're using the \"organizations framework\" without "
"having set the ORGANIZATION_ID setting. Create an "
"organization in your database and set the ORGANIZATION_ID "
"setting to fix this error."
)
try:
current_organization = ORGANIZATION_CACHE[oid]
except KeyError:
current_organization = self.get(pk=oid)
ORGANIZATION_CACHE[oid] = current_organization
return current_organization
def clear_cache(self):
"""Clears the ``Organization`` object cache."""
global ORGANIZATION_CACHE
ORGANIZATION_CACHE = {}
@python_2_unicode_compatible
class Organization(models.Model):
label = models.CharField(max_length=50, verbose_name=_('Label'))
objects = OrganizationManager()
class Meta:
verbose_name = _('Organization')
verbose_name_plural = _('Organizations')
ordering = ('label',)
def __str__(self):
return self.label
def create_admin(self, email=setting_organization_admin_email.value, password=setting_organization_admin_password.value, username=setting_organization_admin_username.value):
UserModel = get_user_model()
if password:
try:
# Let's try to see if it is a callable
password_value = password()
except TypeError:
password_value = password
else:
password_value = UserModel.objects.make_random_password()
try:
UserModel.objects.get(
**{UserModel.USERNAME_FIELD: username, 'organization': self}
)
except UserModel.DoesNotExist:
MayanGroup = apps.get_model('user_management', 'MayanGroup')
Role = apps.get_model('permissions', 'Role')
group, created = MayanGroup.objects.get_or_create(
name=setting_organization_admin_group.value, organization=self
)
role, created = Role.objects.get_or_create(
label=setting_organization_admin_role.value, organization=self
)
logger.info(
'Creating organization admin -- login: %s, email: %s, '
'password: %s', username, email, password_value
)
UserModel.objects.create(
**{
'email': email,
'organization': self,
UserModel.USERNAME_FIELD: username
}
)
account = UserModel.objects.get(
**{UserModel.USERNAME_FIELD: username, 'organization': self,}
)
account.set_password(raw_password=password_value)
account.save()
role.organization_groups.add(group)
account.organization_groups.add(group)
for permission in Permission.all():
role.permissions.add(permission.stored_permission)
return account, password_value
else:
logger.error(
'Organization admin user already exists. -- login: %s',
username
)
def clear_organization_cache(sender, **kwargs):
"""
Clears the cache (if primed) each time a organization is saved or deleted
"""
instance = kwargs['instance']
try:
del ORGANIZATION_CACHE[instance.pk]
except KeyError:
pass
pre_save.connect(clear_organization_cache, sender=Organization)
pre_delete.connect(clear_organization_cache, sender=Organization)