Fixes #19415: Increased Circuit/WirelessLink distance upper limit (#19495)

* Fixes #19415: Increased Circuit/WirelessLink absolute distance upper limit

Also adds form validation that provides a useful message to the user
rather than a 500 error with potentially little information.

* Include forgotten migration files

* Remove unnecessary comments

* Remove more unnecessary comments

* Addresses PR feedback

* Gah, remove django migration header comment

* Clean up new has_field_errors mechanism, fix issue with ObjectAttribute

* Address PR feedback, revert changes to render_fieldset template tag

netbox/wireless/forms/model_forms.py

@@ -7,6 +7,7 @@ from ipam.models import VLAN
 from netbox.forms import NetBoxModelForm
 from tenancy.forms import TenancyForm
 from utilities.forms.fields import CommentField, DynamicModelChoiceField, SlugField
+from utilities.forms.mixins import DistanceValidationMixin
 from utilities.forms.rendering import FieldSet, InlineFields
 from wireless.models import *
 
@@ -73,7 +74,7 @@ class WirelessLANForm(ScopedForm, TenancyForm, NetBoxModelForm):
         }
 
 
-class WirelessLinkForm(TenancyForm, NetBoxModelForm):
+class WirelessLinkForm(DistanceValidationMixin, TenancyForm, NetBoxModelForm):
     site_a = DynamicModelChoiceField(
         queryset=Site.objects.all(),
         required=False,

netbox/wireless/migrations/0015_extend_wireless_link_abs_distance_upper_limit.py

@@ -0,0 +1,16 @@
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('wireless', '0014_wirelesslangroup_comments'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='wirelesslink',
+            name='_abs_distance',
+            field=models.DecimalField(blank=True, decimal_places=4, max_digits=13, null=True),
+        ),
+    ]