64 lines
2.2 KiB
Python
64 lines
2.2 KiB
Python
from typing import Any
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from django.db import models
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from django.urls import reverse
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from django.utils.text import slugify
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from common import mixins, markdown
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import common.help_texts
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import static_assets.models as models_static_assets
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from films.models import Film
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class FilmFlatPage(mixins.CreatedUpdatedMixin, models.Model):
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"""Stores a single film-related flat page."""
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class Meta:
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constraints = [
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# The slug and film slug are used in the page url, which has to be unique.
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models.UniqueConstraint(fields=['slug', 'film'], name='unique_film_flat_page_url'),
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]
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film = models.ForeignKey(Film, on_delete=models.CASCADE, related_name='flatpages')
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title = models.CharField(
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'Page title',
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max_length=50,
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help_text='It will be displayed as the section name in the navigation bar.',
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)
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slug = models.SlugField(
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'Page slug',
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blank=True,
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help_text=(
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'The page slug has to be unique per film. '
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'If it is not filled, it will be the slugified page title.'
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),
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)
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content = models.TextField(blank=True, help_text=common.help_texts.markdown_with_html)
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content_html = models.TextField(blank=True, editable=False)
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attachments = models.ManyToManyField(models_static_assets.StaticAsset, blank=True)
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def save(self, *args: Any, **kwargs: Any) -> None:
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"""Generates the html version of the content and saves the object."""
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if not self.slug:
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self.slug = slugify(self.title)
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# Clean but preserve some of the HTML tags
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self.content = markdown.clean(self.content)
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self.content_html = markdown.render_unsafe(self.content)
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super().save(*args, **kwargs)
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def __str__(self):
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return f'Flat page "{self.title}" of the film {self.film.title}'
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def get_absolute_url(self) -> str:
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return self.url
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@property
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def url(self) -> str:
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return reverse(
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'film-flatpage', kwargs={'film_slug': self.film.slug, 'page_slug': self.slug}
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)
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@property
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def admin_url(self) -> str:
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return reverse('admin:films_filmflatpage_change', args=[self.pk])
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