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