115 lines
3.2 KiB
Python
115 lines
3.2 KiB
Python
"""
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This module defines the database models for mail handling.
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"""
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from __future__ import unicode_literals
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from django.db import models
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from django.utils.encoding import python_2_unicode_compatible
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from django.utils.translation import ugettext as _
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from passlib.hash import sha512_crypt
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from model_utils.models import TimeStampedModel
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from domains.models import MailDomain
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from osusers.models import User as OsUser
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from fileservertasks.tasks import (
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create_file_mailbox,
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delete_file_mailbox,
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)
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class ActivateAbleMixin(models.Model):
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"""
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Mixin for model classes that can be active or inactive.
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"""
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active = models.BooleanField(default=True)
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class Meta:
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abstract = True
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class MailboxManager(models.Manager):
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"""
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This is the default manager class for :py:class:`Mailbox`.
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"""
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def get_next_mailbox_name(self, osuser):
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count = 1
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mailboxformat = "{0}p{1:02d}"
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mailboxname = mailboxformat.format(osuser.username, count)
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for box in self.values('username').filter(osuser=osuser).order_by(
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'username'
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):
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if box['username'] == mailboxname:
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count += 1
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mailboxname = mailboxformat.format(osuser.username, count)
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else:
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break
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return mailboxname
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@python_2_unicode_compatible
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class Mailbox(ActivateAbleMixin, TimeStampedModel, models.Model):
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osuser = models.ForeignKey(OsUser)
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username = models.CharField(max_length=128, unique=True)
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password = models.CharField(max_length=255)
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objects = MailboxManager()
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class Meta:
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ordering = ['osuser', 'username']
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verbose_name = _('Mailbox')
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verbose_name_plural = _('Mailboxes')
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def set_password(self, password):
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self.password = sha512_crypt.encrypt(password)
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def save(self, *args, **kwargs):
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create_file_mailbox.delay(self.osuser.username, self.username).get()
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super(Mailbox, self).save(*args, **kwargs)
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def delete(self, *args, **kwargs):
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delete_file_mailbox.delay(self.osuser.username, self.username).get()
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super(Mailbox, self).delete(*args, **kwargs)
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def __str__(self):
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return self.username
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@python_2_unicode_compatible
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class MailAddress(ActivateAbleMixin, TimeStampedModel, models.Model):
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localpart = models.CharField(max_length=128)
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domain = models.ForeignKey(MailDomain)
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class Meta:
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ordering = ['domain', 'localpart']
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unique_together = ('localpart', 'domain')
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verbose_name = _('Mail address')
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verbose_name_plural = _('Mail addresses')
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def __str__(self):
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return "{0}@{1}".format(self.localpart, self.domain)
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@python_2_unicode_compatible
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class MailAddressMailbox(TimeStampedModel, models.Model):
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mailaddress = models.OneToOneField(MailAddress, primary_key=True)
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mailbox = models.ForeignKey(Mailbox)
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class Meta:
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unique_together = ('mailaddress', 'mailbox')
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def __str__(self):
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return self.mailbox.username
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class MailAddressForward(TimeStampedModel, models.Model):
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mailaddress = models.ForeignKey(MailAddress)
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target = models.EmailField(max_length=254)
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class Meta:
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unique_together = ('mailaddress', 'target')
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