73 lines
2 KiB
Python
73 lines
2 KiB
Python
import os
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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.urls import reverse
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from users.models import School
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class Category(models.Model):
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"""Une catégorie de contenu."""
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name = models.CharField(
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max_length=255,
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verbose_name="Nom de la catégorie"
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)
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description_short = models.TextField(
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verbose_name="Description courte",
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null=True,
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)
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description = models.TextField(
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verbose_name="Description de la catégorie",
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default=""
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)
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image = models.ImageField(
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verbose_name="Illustration de la catégorie",
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null=True,
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)
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def get_absolute_url(self):
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return reverse('content:category', kwargs={'pk': self.pk})
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def __str__(self):
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return self.name
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def get_upload_to(instance, filename):
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extension = filename.split('.')[-1]
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proper_school = ''.join(e for e in instance.school_owner.name if e.isalnum() and ord(e)<128)
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proper_name = ''.join(e for e in instance.category.name if e.isalnum() and ord(e)<128)
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return "static/media/"+proper_school+"/"+proper_name+'.'+extension
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def validate_file_extension(value):
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ext = os.path.splitext(value.name)[1] # [0] returns path+filename
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valid_extensions = ['.mp4', '.avi', '.mov']
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if not ext.lower() in valid_extensions:
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raise ValidationError(u'Format non supporté : {}'.format(ext))
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class Content(models.Model):
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"""Un contenu du site (vidéo)."""
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name = models.CharField(
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max_length=255,
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verbose_name="Nom du contenu"
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)
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school_owner = models.ForeignKey(
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School,
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on_delete=models.CASCADE,
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)
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category = models.ForeignKey(
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Category,
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on_delete=models.SET_NULL,
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verbose_name="Catégorie",
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null=True
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)
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file = models.FileField(
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verbose_name="Fichier",
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validators=[validate_file_extension],
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upload_to=get_upload_to
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)
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def __str__(self):
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return self.name
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