Squashed commit of the following:
commit e08aecabb4db848b495f86c6095fd0ee1edc05be Author: reverend <reverend@reverend2048.de> Date: Sun Dec 18 09:15:25 2022 +0100
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from django.db import models
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from django.core.exceptions import ValidationError
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from django.utils.translation import gettext as _
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class Visitor(models.Model):
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"""
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Stores information about a visitor of this application.
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No personal information is gathered, the name is optional and can be anything.
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The name has to be unique, tho.
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"""
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session_id = models.CharField(
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_('A cookie set by this application to identify a visitor by session'),
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max_length=50
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)
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name = models.CharField(
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_('Human readable, self assigned name of the visitor'),
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null=True,
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default=None,
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max_length=50,
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unique=True
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)
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class Gallery(models.Model):
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"""
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A gallery is a collection of multiple images.
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It must be
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"""
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title = models.CharField(
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_('Optional title for this gallery'),
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null=True,
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max_length=100
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)
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private = models.BooleanField(
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_('Wether the gallery is vsibile publicly or to certain users only'),
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default=False,
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blank=True
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)
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access_code = models.CharField(
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_('Code to access private galleries'),
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null=True,
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max_length=32
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)
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created_by = models.ForeignKey(
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Visitor,
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verbose_name=_('Visitor who created the gallery'),
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related_name='created_galleries',
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on_delete=models.CASCADE
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)
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visitors = models.ManyToManyField(
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Visitor,
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verbose_name=_('Visitors that a part of this gallery'),
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related_name='linked_galleries'
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)
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def clean(self):
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if self.private and access_code is None:
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raise ValidationErrorr('Private gallery needs an access code')
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if len(self.visitors.all()) > 10:
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raise ValidationError('Gallery can not have more than 10 visitors assigned')
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class Image(models.Model):
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"""
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An image contains the path to the image file and several information
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like description, uploader and affiliation to galleries.
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"""
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description = models.TextField(
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_('An optional description of the Image'),
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null=True
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)
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image_file = models.ImageField(
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_('File of the image'),
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upload_to='web_galleries/uploads/'
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)
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private = models.BooleanField(
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_('Wether this image is visible publicly or to certain users only'),
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default=False,
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blank=True
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)
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access_code = models.CharField(
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_('Code to access private images'),
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null=True,
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max_length=32
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)
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uploaded_by = models.ForeignKey(
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Visitor,
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verbose_name=_('Which visitor uploaded this picture'),
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null=True,
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related_name='uploaded_images',
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on_delete=models.SET_NULL
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)
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uploaded_when = models.DateTimeField(
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_('When this picture was uploaded'),
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auto_now_add=True
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)
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galleries = models.ManyToManyField(
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Gallery,
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verbose_name=_('What galleries this image is in'),
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related_name='images'
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)
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# Create your models here.
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