forked from CGM_Public/pretix_original
113 lines
3.9 KiB
Python
113 lines
3.9 KiB
Python
import string
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from django.core.validators import RegexValidator
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from django.db import models
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from django.utils.crypto import get_random_string
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from django.utils.translation import ugettext_lazy as _
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from pretix.base.models.base import LoggedModel
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from pretix.base.validators import OrganizerSlugBlacklistValidator
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from ..settings import settings_hierarkey
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from .auth import User
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@settings_hierarkey.add(cache_namespace='organizer')
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class Organizer(LoggedModel):
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"""
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This model represents an entity organizing events, e.g. a company, institution,
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charity, person, …
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:param name: The organizer's name
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:type name: str
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:param slug: A globally unique, short name for this organizer, to be used
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in URLs and similar places.
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:type slug: str
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"""
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settings_namespace = 'organizer'
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name = models.CharField(max_length=200,
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verbose_name=_("Name"))
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slug = models.SlugField(
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max_length=50, db_index=True,
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help_text=_(
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"Should be short, only contain lowercase letters and numbers, and must be unique among your events. "
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"This is being used in addresses and bank transfer references."),
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validators=[
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RegexValidator(
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regex="^[a-zA-Z0-9.-]+$",
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message=_("The slug may only contain letters, numbers, dots and dashes.")
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),
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OrganizerSlugBlacklistValidator()
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],
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verbose_name=_("Short form"),
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)
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permitted = models.ManyToManyField(User, through='OrganizerPermission',
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related_name="organizers")
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class Meta:
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verbose_name = _("Organizer")
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verbose_name_plural = _("Organizers")
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ordering = ("name",)
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def __str__(self) -> str:
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return self.name
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def save(self, *args, **kwargs):
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obj = super().save(*args, **kwargs)
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self.get_cache().clear()
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return obj
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def get_cache(self) -> "pretix.base.cache.ObjectRelatedCache":
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"""
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Returns an :py:class:`ObjectRelatedCache` object. This behaves equivalent to
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Django's built-in cache backends, but puts you into an isolated environment for
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this organizer, so you don't have to prefix your cache keys. In addition, the cache
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is being cleared every time the organizer changes.
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"""
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from pretix.base.cache import ObjectRelatedCache
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return ObjectRelatedCache(self)
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def generate_invite_token():
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return get_random_string(length=32, allowed_chars=string.ascii_lowercase + string.digits)
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class OrganizerPermission(models.Model):
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"""
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The relation between an Organizer and a User who has permissions to
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access an organizer profile.
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:param organizer: The organizer this relation refers to
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:type organizer: Organizer
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:param user: The user this set of permissions is valid for
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:type user: User
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:param can_create_events: Whether or not this user can create new events with this
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organizer account.
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:type can_create_events: bool
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"""
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organizer = models.ForeignKey(Organizer, related_name="user_perms", on_delete=models.CASCADE)
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user = models.ForeignKey(User, related_name="organizer_perms", on_delete=models.CASCADE, null=True, blank=True)
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invite_email = models.EmailField(null=True, blank=True)
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invite_token = models.CharField(default=generate_invite_token, max_length=64, null=True, blank=True)
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can_create_events = models.BooleanField(
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default=True,
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verbose_name=_("Can create events"),
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)
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can_change_permissions = models.BooleanField(
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default=True,
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verbose_name=_("Can change permissions"),
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)
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class Meta:
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verbose_name = _("Organizer permission")
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verbose_name_plural = _("Organizer permissions")
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def __str__(self) -> str:
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return _("%(name)s on %(object)s") % {
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'name': str(self.user),
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'object': str(self.organizer),
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}
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