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Optimize path node representations

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This commit is contained in:
Jeremy Stretch 2020-10-06 16:34:03 -04:00
parent a072d40594
commit 2c9ae60dec
1 changed files with 11 additions and 3 deletions
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14
netbox/dcim/utils.py
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@ -5,12 +5,20 @@ from .exceptions import CableTraceSplit
def object_to_path_node(obj): def object_to_path_node(obj):
return f'{obj._meta.model_name}:{obj.pk}' """
Return a representation of an object suitable for inclusion in a CablePath path. Node representation is in the
form <ContentType ID>:<Object ID>.
"""
ct = ContentType.objects.get_for_model(obj)
return f'{ct.pk}:{obj.pk}'
def path_node_to_object(repr): def path_node_to_object(repr):
model_name, object_id = repr.split(':') """
model_class = ContentType.objects.get(model=model_name).model_class() Given a path node representation, return the corresponding object.
"""
ct_id, object_id = repr.split(':')
model_class = ContentType.objects.get(pk=ct_id).model_class()
return model_class.objects.get(pk=int(object_id)) return model_class.objects.get(pk=int(object_id))