gault-millau/apps/gallery/models.py
2019-10-02 14:10:23 +03:00

62 lines
2.1 KiB
Python

from django.db import models
from django.utils.translation import gettext_lazy as _
from sorl.thumbnail.fields import ImageField as SORLImageField
from utils.methods import image_path
from django.conf import settings
from . import tasks
from utils.models import ProjectBaseMixin, SORLImageMixin, PlatformMixin
class ImageQuerySet(models.QuerySet):
"""QuerySet for model Image."""
def originals(self):
"""Return QuerySet with original images."""
return self.filter(parent__isnull=True)
class Image(ProjectBaseMixin, SORLImageMixin, PlatformMixin):
"""Image model."""
HORIZONTAL = 0
VERTICAL = 1
ORIENTATIONS = (
(HORIZONTAL, _('Horizontal')),
(VERTICAL, _('Vertical')),
)
image = SORLImageField(upload_to=image_path,
verbose_name=_('image file'))
parent = models.ForeignKey('self',
blank=True, null=True, default=None,
related_name='parent_image',
on_delete=models.SET_DEFAULT,
verbose_name=_('parent image'))
orientation = models.PositiveSmallIntegerField(choices=ORIENTATIONS,
blank=True, null=True, default=None,
verbose_name=_('image orientation'))
title = models.CharField(_('title'), max_length=255, default='')
objects = ImageQuerySet.as_manager()
class Meta:
"""Meta class."""
verbose_name = _('Image')
verbose_name_plural = _('Images')
def __str__(self):
"""String representation"""
return str(self.id)
def delete_from_remote_storage(self, delete_original: bool = True):
"""Delete from remote storage"""
if settings.USE_CELERY:
tasks.delete_image_from_remote_storage.delay(self.id, delete_original)
else:
tasks.delete_image_from_remote_storage(self.id, delete_original)
@property
def childs(self):
return self.parent_image.filter(parent=self)