import os from django.contrib.auth.hashers import make_password from django.core import validators from django.core.mail import send_mail from django.db import models from django.utils.functional import cached_property from django.utils.translation import ugettext_lazy as _ from orchestra.core import services from . import settings class SystemUserQuerySet(models.QuerySet): def create_user(self, username, password='', **kwargs): user = super(SystemUserQuerySet, self).create(username=username, **kwargs) user.set_password(password) user.save(update_fields=['password']) return user class SystemUser(models.Model): """ System users """ username = models.CharField(_("username"), max_length=64, unique=True, help_text=_("Required. 30 characters or fewer. Letters, digits and ./-/_ only."), validators=[validators.RegexValidator(r'^[\w.-]+$', _("Enter a valid username."), 'invalid')]) password = models.CharField(_("password"), max_length=128) account = models.ForeignKey('accounts.Account', verbose_name=_("Account"), related_name='systemusers') home = models.CharField(_("home"), max_length=256, blank=True, help_text=_("Home directory relative to account's ~main_user")) shell = models.CharField(_("shell"), max_length=32, choices=settings.SYSTEMUSERS_SHELLS, default=settings.SYSTEMUSERS_DEFAULT_SHELL) groups = models.ManyToManyField('self', blank=True, symmetrical=False, help_text=_("A new group will be created for the user. " "Which additional groups would you like them to be a member of?")) # is_main = models.BooleanField(_("is main"), default=False) is_active = models.BooleanField(_("active"), default=True, help_text=_("Designates whether this account should be treated as active. " "Unselect this instead of deleting accounts.")) objects = SystemUserQuerySet.as_manager() def __unicode__(self): return self.username @cached_property def active(self): try: return self.is_active and self.account.is_active except type(self).account.field.rel.to.DoesNotExist: return self.is_active @cached_property def is_main(self): # TODO on account delete # On account creation main_systemuser_id is still None if self.account.main_systemuser_id: return self.account.main_systemuser_id == self.pk return self.account.username == self.username def set_password(self, raw_password): self.password = make_password(raw_password) def get_home(self): if self.is_main: context = { 'username': self.username, } basehome = settings.SYSTEMUSERS_HOME % context else: basehome = self.account.main_systemuser.get_home() return os.path.join(basehome, self.home) services.register(SystemUser)