Files
mayan-edms/mayan/apps/common/models.py
Roberto Rosario 111250fd99 Update usage of "an user"
Signed-off-by: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>
2019-06-15 02:17:55 -04:00

115 lines
3.5 KiB
Python

from __future__ import unicode_literals
import uuid
from pytz import common_timezones
from django.conf import settings
from django.contrib.contenttypes.fields import GenericForeignKey
from django.contrib.contenttypes.models import ContentType
from django.db import models
from django.utils.encoding import force_text, python_2_unicode_compatible
from django.utils.translation import ugettext_lazy as _
from .managers import ErrorLogEntryManager, UserLocaleProfileManager
from .storages import storage_sharedupload
def upload_to(instance, filename):
return 'shared-file-{}'.format(uuid.uuid4().hex)
class ErrorLogEntry(models.Model):
"""
Class to store an error log for any object. Uses generic foreign keys to
reference the parent object.
"""
namespace = models.CharField(
max_length=128, verbose_name=_('Namespace')
)
content_type = models.ForeignKey(
blank=True, on_delete=models.CASCADE, null=True,
related_name='error_log_content_type', to=ContentType,
)
object_id = models.PositiveIntegerField(blank=True, null=True)
content_object = GenericForeignKey(
ct_field='content_type', fk_field='object_id',
)
datetime = models.DateTimeField(
auto_now_add=True, db_index=True, verbose_name=_('Date time')
)
result = models.TextField(blank=True, null=True, verbose_name=_('Result'))
objects = ErrorLogEntryManager()
class Meta:
ordering = ('datetime',)
verbose_name = _('Error log entry')
verbose_name_plural = _('Error log entries')
@python_2_unicode_compatible
class SharedUploadedFile(models.Model):
"""
Keep a database link to a stored file. Used to share files between code
that runs out of process.
"""
file = models.FileField(
storage=storage_sharedupload, upload_to=upload_to,
verbose_name=_('File')
)
filename = models.CharField(max_length=255, verbose_name=_('Filename'))
datetime = models.DateTimeField(
auto_now_add=True, verbose_name=_('Date time')
)
class Meta:
verbose_name = _('Shared uploaded file')
verbose_name_plural = _('Shared uploaded files')
def __str__(self):
return self.filename
def save(self, *args, **kwargs):
self.filename = force_text(self.file)
super(SharedUploadedFile, self).save(*args, **kwargs)
def delete(self, *args, **kwargs):
self.file.storage.delete(self.file.name)
return super(SharedUploadedFile, self).delete(*args, **kwargs)
def open(self):
return self.file.storage.open(self.file.name)
@python_2_unicode_compatible
class UserLocaleProfile(models.Model):
"""
Stores the locale preferences of a user. Stores timezone and language
at the moment.
"""
user = models.OneToOneField(
on_delete=models.CASCADE, related_name='locale_profile',
to=settings.AUTH_USER_MODEL, verbose_name=_('User')
)
timezone = models.CharField(
choices=zip(common_timezones, common_timezones), max_length=48,
verbose_name=_('Timezone')
)
language = models.CharField(
choices=settings.LANGUAGES, max_length=8, verbose_name=_('Language')
)
objects = UserLocaleProfileManager()
class Meta:
verbose_name = _('User locale profile')
verbose_name_plural = _('User locale profiles')
def __str__(self):
return force_text(self.user)
def natural_key(self):
return self.user.natural_key()
natural_key.dependencies = [settings.AUTH_USER_MODEL]