from django.contrib.auth import models as auth from django.core import validators from django.core.mail import send_mail from django.db import models from django.utils import timezone from django.utils.translation import ugettext_lazy as _ from orchestra.core import services class User(auth.AbstractBaseUser): 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')]) account = models.ForeignKey('accounts.Account', verbose_name=_("Account"), related_name='users') first_name = models.CharField(_("first name"), max_length=30, blank=True) last_name = models.CharField(_("last name"), max_length=30, blank=True) email = models.EmailField(_('email address'), blank=True) is_superuser = models.BooleanField(_("superuser status"), default=False, help_text=_("Designates that this user has all permissions without " "explicitly assigning them.")) is_staff = models.BooleanField(_("staff status"), default=False, help_text=_("Designates whether the user can log into this admin " "site.")) is_admin = models.BooleanField(_("admin status"), default=False, help_text=_("Designates whether the user can administrate its account.")) is_active = models.BooleanField(_("active"), default=True, help_text=_("Designates whether this user should be treated as " "active. Unselect this instead of deleting accounts.")) date_joined = models.DateTimeField(_("date joined"), default=timezone.now) objects = auth.UserManager() USERNAME_FIELD = 'username' REQUIRED_FIELDS = ['email'] @property def is_main(self): return self.account.user == self def get_full_name(self): full_name = '%s %s' % (self.first_name, self.last_name) return full_name.strip() or self.username def get_short_name(self): """ Returns the short name for the user """ return self.first_name def email_user(self, subject, message, from_email=None, **kwargs): """ Sends an email to this User """ send_mail(subject, message, from_email, [self.email], **kwargs) 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. """ # Active superusers have all permissions. if self.is_active and self.is_superuser: return True # Otherwise we need to check the backends. return auth._user_has_perm(self, perm, obj) 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 return auth._user_has_module_perms(self, app_label) services.register(User, menu=False)