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