52 lines
2 KiB
Python
52 lines
2 KiB
Python
from datetime import datetime
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from django.core.exceptions import ValidationError
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from django.db import models
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from django.templatetags.static import static
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from django.urls import reverse
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from django.utils.text import slugify
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from gallery.models.location import Location
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class Album(models.Model):
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name = models.CharField(max_length=150, unique=True, verbose_name="Album")
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slug = models.SlugField(max_length=150, unique=True, verbose_name="Slug")
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parent = models.ForeignKey('self', on_delete=models.SET_NULL, blank=True, null=True, limit_choices_to={'parent__isnull': True}, related_name='children', verbose_name="Parent Album")
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location = models.ForeignKey(Location, blank=True, null=True, on_delete=models.SET_NULL, related_name='albums', verbose_name="Location")
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album_date = models.DateField(default=datetime.now, verbose_name="Album Date")
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cover = models.ForeignKey("Photo", blank=True, null=True, on_delete=models.SET_NULL, related_name='cover_to', verbose_name="Album cover")
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is_public = models.BooleanField(default=False, verbose_name="Published")
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@property
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def photos_in_album(self):
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return self.photos.count()
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@property
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def cover_url(self):
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if self.cover:
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return self.cover.photo.url
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random_cover = self.photos.order_by('-width').first()
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if random_cover:
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return random_cover.photo.url
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return static('img/placeholder.png')
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def clean(self):
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super().clean()
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if self.parent and self.parent == self:
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raise ValidationError({'parent': "An album cannot be its own parent."})
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def save(self, *args, **kwargs):
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if not self.slug:
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self.slug = slugify(self.name)
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super(Album, self).save(*args, **kwargs)
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def get_absolute_url(self):
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return reverse('gallery:album_url', kwargs={'album_slug': self.slug})
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class Meta:
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verbose_name_plural = "Albums"
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ordering = ('album_date',)
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def __str__(self):
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return '{}'.format(self.name)
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