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43 lines
1.5 KiB
Python
43 lines
1.5 KiB
Python
from django.core.exceptions import ValidationError
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from django.core.files.storage import FileSystemStorage
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from django.db import models
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from model_utils.models import SoftDeletableModel
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class Tag(SoftDeletableModel):
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name = models.CharField(max_length=128, null=False, blank=False)
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description = models.TextField(null=False, blank=True)
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def __str__(self):
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return self.name
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class Document(SoftDeletableModel):
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title = models.CharField(max_length=512, null=False, blank=False)
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description = models.TextField(null=False, blank=True)
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author = models.CharField(max_length=512, null=False, blank=True)
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published = models.CharField(max_length=128, null=False, blank=True)
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external_url = models.URLField(null=True, blank=True)
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file = models.FileField(null=True, blank=True, storage=FileSystemStorage(location='docs'))
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tags = models.ManyToManyField(Tag, related_name="documents")
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uploaded = models.DateTimeField(auto_now_add=True, null=True)
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@property
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def url(self):
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if self.file:
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return f"/docs/{self.file.url}"
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return self.external_url
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class Meta:
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ordering = ['-id']
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def get_absolute_url(self):
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from django.urls import reverse
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return reverse('pile:document', args=[str(self.id)])
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def clean(self):
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if not (self.file or self.external_url):
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raise ValidationError("An uploaded document or an external URL is required.")
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def __str__(self):
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return f"{self.title}{f' ({self.author})' if self.author else ''}"
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