django-orchestra-test/orchestra/contrib/accounts/models.py

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from django.contrib.auth import models as auth
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from django.conf import settings as djsettings
from django.core import validators
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from django.db import models
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from django.db.models import signals
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from django.apps import apps
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from django.utils import timezone, translation
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from django.utils.translation import ugettext_lazy as _
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#from orchestra.contrib.orchestration.middlewares import OperationsMiddleware
#from orchestra.contrib.orchestration import Operation
from orchestra import core
from orchestra.models.utils import has_db_field
from orchestra.utils.mail import send_email_template
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from . import settings
class AccountManager(auth.UserManager):
def get_main(self):
return self.get(pk=settings.ACCOUNTS_MAIN_PK)
class Account(auth.AbstractBaseUser):
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# Username max_length determined by LINUX system user/group lentgh: 32
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username = models.CharField(_("username"), max_length=32, unique=True,
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help_text=_("Required. 32 characters or fewer. Letters, digits and ./-/_ only."),
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validators=[
validators.RegexValidator(r'^[\w.-]+$', _("Enter a valid username."), 'invalid')
])
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main_systemuser = models.ForeignKey(settings.ACCOUNTS_SYSTEMUSER_MODEL, null=True,
related_name='accounts_main', editable=False, on_delete=models.SET_NULL)
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short_name = models.CharField(_("short name"), max_length=64, blank=True)
full_name = models.CharField(_("full name"), max_length=256)
email = models.EmailField(_('email address'), help_text=_("Used for password recovery"))
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type = models.CharField(_("type"), choices=settings.ACCOUNTS_TYPES,
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max_length=32, default=settings.ACCOUNTS_DEFAULT_TYPE)
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language = models.CharField(_("language"), max_length=2,
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choices=settings.ACCOUNTS_LANGUAGES,
default=settings.ACCOUNTS_DEFAULT_LANGUAGE)
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comments = models.TextField(_("comments"), max_length=256, blank=True)
is_superuser = models.BooleanField(_("superuser status"), default=False,
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help_text=_("Designates that this user has all permissions without "
"explicitly assigning them."))
is_active = models.BooleanField(_("active"), default=True,
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help_text=_("Designates whether this account should be treated as active. "
"Unselect this instead of deleting accounts."))
date_joined = models.DateTimeField(_("date joined"), default=timezone.now)
objects = AccountManager()
USERNAME_FIELD = 'username'
REQUIRED_FIELDS = ['email']
def __init__(self, *args, **kwargs):
# ignore `is_staff` kwarg because is handled with `is_superuser`
kwargs.pop('is_staff', None)
super().__init__(*args, **kwargs)
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def __str__(self):
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return self.name
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@property
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def name(self):
return self.username
@property
def is_staff(self):
return self.is_superuser
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def save(self, active_systemuser=False, *args, **kwargs):
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created = not self.pk
if not created:
was_active = Account.objects.filter(pk=self.pk).values_list('is_active', flat=True)[0]
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super(Account, self).save(*args, **kwargs)
if created:
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self.main_systemuser = self.systemusers.create(
account=self, username=self.username, password=self.password,
is_active=active_systemuser)
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self.save(update_fields=('main_systemuser',))
elif was_active != self.is_active:
self.notify_related()
def clean(self):
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self.short_name = self.short_name.strip()
self.full_name = self.full_name.strip()
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def disable(self):
self.is_active = False
self.save(update_fields=('is_active',))
self.notify_related()
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def enable(self):
self.is_active = True
self.save(update_fields=('is_active',))
self.notify_related()
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def get_services_to_disable(self):
related_fields = [
f for f in self._meta.get_fields()
if (f.one_to_many or f.one_to_one)
and f.auto_created and not f.concrete
]
for rel in related_fields:
source = getattr(rel, 'related_model', rel.model)
if source in core.services and hasattr(source, 'active'):
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for obj in getattr(self, rel.get_accessor_name()).all():
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yield obj
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def notify_related(self):
""" Trigger save() on related objects that depend on this account """
for obj in self.get_services_to_disable():
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signals.pre_save.send(sender=type(obj), instance=obj)
signals.post_save.send(sender=type(obj), instance=obj)
# OperationsMiddleware.collect(Operation.SAVE, instance=obj, update_fields=())
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def get_contacts_emails(self, usages=None):
contacts = self.contacts.all()
if usages is not None:
contactes = contacts.filter(email_usages=usages)
return contacts.values_list('email', flat=True)
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def send_email(self, template, context, email_from=None, usages=None, attachments=[], html=None):
contacts = self.contacts.filter(email_usages=usages)
email_to = self.get_contacts_emails(usages)
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extra_context = {
'account': self,
'email_from': email_from or djsettings.SERVER_EMAIL,
}
extra_context.update(context)
with translation.override(self.language):
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send_email_template(template, extra_context, email_to, email_from=email_from,
html=html, attachments=attachments)
def get_full_name(self):
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return self.full_name or self.short_name or self.username
def get_short_name(self):
""" Returns the short name for the user """
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return self.short_name or self.username or self.full_name
def has_perm(self, perm, obj=None):
"""
Returns True if the user has the specified permission. This method
queries all available auth backends, but returns immediately if any
backend returns True. Thus, a user who has permission from a single
auth backend is assumed to have permission in general. If an object is
provided, permissions for this specific object are checked.
applabel.action_modelname
"""
if not self.is_active:
return False
# Active superusers have all permissions.
if self.is_superuser:
return True
app, action_model = perm.split('.')
action, model = action_model.split('_', 1)
service_apps = set(model._meta.app_label for model in core.services.get().keys())
accounting_apps = set(model._meta.app_label for model in core.accounts.get().keys())
import inspect
if ((app in service_apps or (action == 'view' and app in accounting_apps))):
# class-level permissions
if inspect.isclass(obj):
return True
elif obj and getattr(obj, 'account', None) == self:
return True
def has_perms(self, perm_list, obj=None):
"""
Returns True if the user has each of the specified permissions. If
object is passed, it checks if the user has all required perms for this
object.
"""
for perm in perm_list:
if not self.has_perm(perm, obj):
return False
return True
def has_module_perms(self, app_label):
"""
Returns True if the user has any permissions in the given app label.
Uses pretty much the same logic as has_perm, above.
"""
# Active superusers have all permissions.
if self.is_active and self.is_superuser:
return True
def get_related_passwords(self, db_field=False):
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related = [
self.main_systemuser,
]
for model, key, related_kwargs, __ in settings.ACCOUNTS_CREATE_RELATED:
if 'password' not in related_kwargs:
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continue
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model = apps.get_model(model)
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kwargs = {
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key: eval(related_kwargs[key], {'account': self})
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}
try:
rel = model.objects.get(account=self, **kwargs)
except model.DoesNotExist:
continue
if db_field:
if not has_db_field(rel, 'password'):
continue
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related.append(rel)
return related