class Organizer(LoggedModel):
"""
This model represents an entity organizing events, e.g. a company, institution,
charity, person, …
:param name: The organizer's name
:type name: str
:param slug: A globally unique, short name for this organizer, to be used
in URLs and similar places.
:type slug: str
"""
settings_namespace = 'organizer'
name = models.CharField(max_length=200,
verbose_name=_("Name"))
slug = models.SlugField(
max_length=50, db_index=True,
help_text=_(
"Should be short, only contain lowercase letters and numbers, and must be unique among your events. "
"This is being used in addresses and bank transfer references."),
validators=[
RegexValidator(
regex="^[a-zA-Z0-9.-]+$",
message=_("The slug may only contain letters, numbers, dots and dashes.")
),
OrganizerSlugBlacklistValidator()
],
verbose_name=_("Short form"),
)
permitted = models.ManyToManyField(User, through='OrganizerPermission',
related_name="organizers")
class Meta:
verbose_name = _("Organizer")
verbose_name_plural = _("Organizers")
ordering = ("name",)
def __str__(self) -> str:
return self.name
def save(self, *args, **kwargs):
obj = super().save(*args, **kwargs)
self.get_cache().clear()
return obj
def get_cache(self) -> "pretix.base.cache.ObjectRelatedCache":
"""
Returns an :py:class:`ObjectRelatedCache` object. This behaves equivalent to
Django's built-in cache backends, but puts you into an isolated environment for
this organizer, so you don't have to prefix your cache keys. In addition, the cache
is being cleared every time the organizer changes.
"""
from pretix.base.cache import ObjectRelatedCache
return ObjectRelatedCache(self)
class Organizer(LoggedModel):
"""
This model represents an entity organizing events, e.g. a company, institution,
charity, person, …
:param name: The organizer's name
:type name: str
:param slug: A globally unique, short name for this organizer, to be used
in URLs and similar places.
:type slug: str
"""
settings_namespace = 'organizer'
name = models.CharField(max_length=200, verbose_name=_("Name"))
slug = models.SlugField(
max_length=50,
db_index=True,
help_text=
_("Should be short, only contain lowercase letters, numbers, dots, and dashes. Every slug can only be used "
"once. This is being used in URLs to refer to your organizer accounts and your events."
),
validators=[
RegexValidator(
regex="^[a-zA-Z0-9.-]+$",
message=
_("The slug may only contain letters, numbers, dots and dashes."
)),
OrganizerSlugBlacklistValidator()
],
verbose_name=_("Short form"),
unique=True)
class Meta:
verbose_name = _("Organizer")
verbose_name_plural = _("Organizers")
ordering = ("name", )
def __str__(self) -> str:
return self.name
def save(self, *args, **kwargs):
obj = super().save(*args, **kwargs)
self.get_cache().clear()
return obj
def get_cache(self):
"""
Returns an :py:class:`ObjectRelatedCache` object. This behaves equivalent to
Django's built-in cache backends, but puts you into an isolated environment for
this organizer, so you don't have to prefix your cache keys. In addition, the cache
is being cleared every time the organizer changes.
.. deprecated:: 1.9
Use the property ``cache`` instead.
"""
return self.cache
@cached_property
def cache(self):
"""
Returns an :py:class:`ObjectRelatedCache` object. This behaves equivalent to
Django's built-in cache backends, but puts you into an isolated environment for
this organizer, so you don't have to prefix your cache keys. In addition, the cache
is being cleared every time the organizer changes.
"""
from pretix.base.cache import ObjectRelatedCache
return ObjectRelatedCache(self)
def allow_delete(self):
from . import Order, Invoice
return (not Order.objects.filter(event__organizer=self).exists()
and not Invoice.objects.filter(event__organizer=self).exists()
and not self.devices.exists())
def delete_sub_objects(self):
for e in self.events.all():
e.delete_sub_objects()
e.delete()
self.teams.all().delete()