Files
netbox/netbox/dcim/forms/mixins.py

131 lines
4.4 KiB
Python

from django import forms
from django.contrib.contenttypes.models import ContentType
from django.core.exceptions import ObjectDoesNotExist, ValidationError
from django.utils.translation import gettext_lazy as _
from dcim.constants import LOCATION_SCOPE_TYPES
from dcim.models import Site
from utilities.forms import get_field_value
from utilities.forms.fields import (
ContentTypeChoiceField, CSVContentTypeField, DynamicModelChoiceField,
)
from utilities.templatetags.builtins.filters import bettertitle
from utilities.forms.widgets import HTMXSelect
__all__ = (
'ScopedBulkEditForm',
'ScopedForm',
'ScopedImportForm',
)
class ScopedForm(forms.Form):
scope_type = ContentTypeChoiceField(
queryset=ContentType.objects.filter(model__in=LOCATION_SCOPE_TYPES),
widget=HTMXSelect(),
required=False,
label=_('Scope type')
)
scope = DynamicModelChoiceField(
label=_('Scope'),
queryset=Site.objects.none(), # Initial queryset
required=False,
disabled=True,
selector=True
)
def __init__(self, *args, **kwargs):
instance = kwargs.get('instance')
initial = kwargs.get('initial', {})
if instance is not None and instance.scope:
initial['scope'] = instance.scope
kwargs['initial'] = initial
super().__init__(*args, **kwargs)
self._set_scoped_values()
def clean(self):
super().clean()
scope = self.cleaned_data.get('scope')
scope_type = self.cleaned_data.get('scope_type')
if scope_type and not scope:
raise ValidationError({
'scope': _(
"Please select a {scope_type}."
).format(scope_type=scope_type.model_class()._meta.model_name)
})
# Assign the selected scope (if any)
self.instance.scope = scope
def _set_scoped_values(self):
if scope_type_id := get_field_value(self, 'scope_type'):
try:
scope_type = ContentType.objects.get(pk=scope_type_id)
model = scope_type.model_class()
self.fields['scope'].queryset = model.objects.all()
self.fields['scope'].widget.attrs['selector'] = model._meta.label_lower
self.fields['scope'].disabled = False
self.fields['scope'].label = _(bettertitle(model._meta.verbose_name))
except ObjectDoesNotExist:
pass
if self.instance and scope_type_id != self.instance.scope_type_id:
self.initial['scope'] = None
else:
# Clear the initial scope value if scope_type is not set
self.initial['scope'] = None
class ScopedBulkEditForm(forms.Form):
scope_type = ContentTypeChoiceField(
queryset=ContentType.objects.filter(model__in=LOCATION_SCOPE_TYPES),
widget=HTMXSelect(method='post', attrs={'hx-select': '#form_fields'}),
required=False,
label=_('Scope type')
)
scope = DynamicModelChoiceField(
label=_('Scope'),
queryset=Site.objects.none(), # Initial queryset
required=False,
disabled=True,
selector=True
)
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
if scope_type_id := get_field_value(self, 'scope_type'):
try:
scope_type = ContentType.objects.get(pk=scope_type_id)
model = scope_type.model_class()
self.fields['scope'].queryset = model.objects.all()
self.fields['scope'].widget.attrs['selector'] = model._meta.label_lower
self.fields['scope'].disabled = False
self.fields['scope'].label = _(bettertitle(model._meta.verbose_name))
except ObjectDoesNotExist:
pass
class ScopedImportForm(forms.Form):
scope_type = CSVContentTypeField(
queryset=ContentType.objects.filter(model__in=LOCATION_SCOPE_TYPES),
required=False,
label=_('Scope type (app & model)')
)
def clean(self):
super().clean()
scope_id = self.cleaned_data.get('scope_id')
scope_type = self.cleaned_data.get('scope_type')
if scope_type and not scope_id:
raise ValidationError({
'scope_id': _(
"Please select a {scope_type}."
).format(scope_type=scope_type.model_class()._meta.model_name)
})