netbox/netbox/utilities/forms/fields/array.py
Jeremy Stretch 674907ce0f Misc cleanup
2024-07-13 11:24:03 -04:00

58 lines
1.8 KiB
Python

from django import forms
from django.contrib.postgres.forms import SimpleArrayField
from django.utils.safestring import mark_safe
from django.utils.translation import gettext_lazy as _
from utilities.data import ranges_to_string, string_to_range_array
from ..utils import parse_numeric_range
__all__ = (
'NumericArrayField',
'NumericRangeArrayField',
)
class NumericArrayField(SimpleArrayField):
def clean(self, value):
if value and not self.to_python(value):
raise forms.ValidationError(
_("Invalid list ({value}). Must be numeric and ranges must be in ascending order.").format(value=value)
)
return super().clean(value)
def to_python(self, value):
if not value:
return []
if isinstance(value, str):
value = ','.join([str(n) for n in parse_numeric_range(value)])
return super().to_python(value)
class NumericRangeArrayField(forms.CharField):
"""
A field which allows for array of numeric ranges:
Example: 1-5,7-20,30-50
"""
def __init__(self, *args, help_text='', **kwargs):
if not help_text:
help_text = mark_safe(
_("Specify one or more numeric ranges separated by commas. Example: " + "<code>1-5,20-30</code>")
)
super().__init__(*args, help_text=help_text, **kwargs)
def clean(self, value):
if value and not self.to_python(value):
raise forms.ValidationError(
_("Invalid ranges ({value}). Must be a range of integers in ascending order.").format(value=value)
)
return super().clean(value)
def prepare_value(self, value):
if isinstance(value, str):
return value
return ranges_to_string(value)
def to_python(self, value):
return string_to_range_array(value)