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130 lines
3.8 KiB
Python
130 lines
3.8 KiB
Python
from django.utils.translation import gettext_lazy as _
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import django_tables2 as tables
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from django_tables2.utils import Accessor
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from django.utils.safestring import mark_safe
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from dcim.models import Cable
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from netbox.tables import NetBoxTable, columns
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from tenancy.tables import TenancyColumnsMixin
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from .template_code import CABLE_LENGTH
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__all__ = (
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'CableTable',
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)
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class CableTerminationsColumn(tables.Column):
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"""
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Args:
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cable_end: Which side of the cable to report on (A or B)
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attr: The CableTermination attribute to return for each instance (returns the termination object by default)
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"""
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def __init__(self, cable_end, attr='termination', *args, **kwargs):
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self.cable_end = cable_end
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self.attr = attr
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super().__init__(accessor=Accessor('terminations'), *args, **kwargs)
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def _get_terminations(self, manager):
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terminations = set()
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for cabletermination in manager.all():
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if cabletermination.cable_end == self.cable_end:
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if termination := getattr(cabletermination, self.attr, None):
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terminations.add(termination)
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return terminations
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def render(self, value):
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links = [
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f'<a href="{term.get_absolute_url()}">{term}</a>' for term in self._get_terminations(value)
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]
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return mark_safe('<br />'.join(links) or '—')
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def value(self, value):
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return ','.join([str(t) for t in self._get_terminations(value)])
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#
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# Cables
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#
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class CableTable(TenancyColumnsMixin, NetBoxTable):
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a_terminations = CableTerminationsColumn(
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cable_end='A',
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orderable=False,
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verbose_name=_('Termination A')
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)
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b_terminations = CableTerminationsColumn(
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cable_end='B',
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orderable=False,
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verbose_name=_('Termination B')
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)
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device_a = CableTerminationsColumn(
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cable_end='A',
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attr='_device',
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orderable=False,
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verbose_name=_('Device A')
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)
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device_b = CableTerminationsColumn(
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cable_end='B',
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attr='_device',
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orderable=False,
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verbose_name=_('Device B')
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)
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location_a = CableTerminationsColumn(
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cable_end='A',
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attr='_location',
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orderable=False,
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verbose_name=_('Location A')
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)
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location_b = CableTerminationsColumn(
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cable_end='B',
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attr='_location',
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orderable=False,
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verbose_name=_('Location B')
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)
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rack_a = CableTerminationsColumn(
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cable_end='A',
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attr='_rack',
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orderable=False,
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verbose_name=_('Rack A')
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)
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rack_b = CableTerminationsColumn(
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cable_end='B',
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attr='_rack',
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orderable=False,
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verbose_name=_('Rack B')
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)
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site_a = CableTerminationsColumn(
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cable_end='A',
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attr='_site',
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orderable=False,
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verbose_name=_('Site A')
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)
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site_b = CableTerminationsColumn(
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cable_end='B',
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attr='_site',
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orderable=False,
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verbose_name=_('Site B')
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)
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status = columns.ChoiceFieldColumn()
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length = columns.TemplateColumn(
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template_code=CABLE_LENGTH,
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order_by=('_abs_length', 'length_unit')
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)
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color = columns.ColorColumn()
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comments = columns.MarkdownColumn()
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tags = columns.TagColumn(
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url_name='dcim:cable_list'
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)
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class Meta(NetBoxTable.Meta):
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model = Cable
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fields = (
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'pk', 'id', 'label', 'a_terminations', 'b_terminations', 'device_a', 'device_b', 'rack_a', 'rack_b',
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'location_a', 'location_b', 'site_a', 'site_b', 'status', 'type', 'tenant', 'tenant_group', 'color',
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'length', 'description', 'comments', 'tags', 'created', 'last_updated',
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)
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default_columns = (
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'pk', 'id', 'label', 'a_terminations', 'b_terminations', 'status', 'type',
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)
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