lib.itmens/common/forms.py
2024-06-15 22:02:19 -04:00

40 lines
1.2 KiB
Python

import json
import django.contrib.postgres.forms as postgres
from django import forms
from django.core.exceptions import ValidationError
from django.forms import ModelForm
from django.utils import formats
from django.utils.translation import gettext_lazy as _
from markdownx.fields import MarkdownxFormField
class NeoModelForm(ModelForm):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
# if "uuid" in self.fields:
# if self.instance and self.instance.pk:
# self.fields["uuid"].initial = self.instance.uuid
for visible in self.visible_fields():
w = visible.field.widget
w.attrs["class"] = "widget " + w.__class__.__name__.lower()
class PreviewImageInput(forms.FileInput):
template_name = "widgets/image.html"
def format_value(self, value):
"""
Return the file object if it has a defined url attribute.
"""
if self.is_initial(value):
if value.url:
return value.url
else:
return
def is_initial(self, value):
"""
Return whether value is considered to be initial value.
"""
return bool(value and getattr(value, "url", False))