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models.py
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109 lines (91 loc) · 3.57 KB
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from django.conf import settings as django_settings
from django.contrib import admin
from django.core.exceptions import ImproperlyConfigured
from django.db import models
from django.utils.translation import gettext_lazy as _
from feincms import settings
from feincms.admin.item_editor import FeinCMSInline
from feincms.contrib.richtext import RichTextField
from feincms.module.medialibrary.fields import MediaFileForeignKey
from feincms.module.medialibrary.models import MediaFile
from feincms.utils.tuple import AutoRenderTuple
class SectionContentInline(FeinCMSInline):
raw_id_fields = ("mediafile",)
radio_fields = {"type": admin.VERTICAL}
class SectionContent(models.Model):
"""
Title, media file and rich text fields in one content block.
"""
feincms_item_editor_inline = SectionContentInline
feincms_item_editor_context_processors = (
lambda x: settings.FEINCMS_RICHTEXT_INIT_CONTEXT,
)
feincms_item_editor_includes = {"head": [settings.FEINCMS_RICHTEXT_INIT_TEMPLATE]}
title = models.CharField(_("title"), max_length=200, blank=True)
richtext = RichTextField(_("text"), blank=True)
mediafile = MediaFileForeignKey(
MediaFile,
on_delete=models.CASCADE,
verbose_name=_("media file"),
related_name="+",
blank=True,
null=True,
)
class Meta:
abstract = True
verbose_name = _("section")
verbose_name_plural = _("sections")
@classmethod
def initialize_type(cls, TYPE_CHOICES=None, cleanse=None):
if "feincms.module.medialibrary" not in django_settings.INSTALLED_APPS:
raise ImproperlyConfigured(
"You have to add 'feincms.module.medialibrary' to your"
" INSTALLED_APPS before creating a %s" % cls.__name__
)
if TYPE_CHOICES is None:
raise ImproperlyConfigured(
"You need to set TYPE_CHOICES when creating a %s" % cls.__name__
)
cls.add_to_class(
"type",
models.CharField(
_("type"),
max_length=10,
choices=TYPE_CHOICES,
default=TYPE_CHOICES[0][0],
),
)
if cleanse:
cls.cleanse = cleanse
@classmethod
def get_queryset(cls, filter_args):
# Explicitly add nullable FK mediafile to minimize the DB query count
return cls.objects.select_related("parent", "mediafile").filter(filter_args)
def render(self, **kwargs):
if self.mediafile:
mediafile_type = self.mediafile.type
else:
mediafile_type = "nomedia"
return AutoRenderTuple(
(
[
f"content/section/{mediafile_type}_{self.type}.html",
"content/section/%s.html" % mediafile_type,
"content/section/%s.html" % self.type,
"content/section/default.html",
],
{"content": self},
)
)
def save(self, *args, **kwargs):
if getattr(self, "cleanse", None):
try:
# Passes the rich text content as first argument because
# the passed callable has been converted into a bound method
self.richtext = self.cleanse(self.richtext)
except TypeError:
# Call the original callable, does not pass the rich richtext
# content instance along
self.richtext = self.cleanse.im_func(self.richtext)
super().save(*args, **kwargs)
save.alters_data = True