Glassvision/IfcOpenShell
1
0
Fork 0
mirror of https://github.com/IfcOpenShell/IfcOpenShell.git synced 2026-08-10 17:58:20 +00:00
Code Issues Packages Projects Releases Wiki Activity

aggregate.unassign_object - support batching #4474

Browse Source
This commit is contained in:
Andrej730
2024-04-08 17:38:41 +05:00
parent cd11d2de27
commit f14bf8557a
10 changed files with 51 additions and 38 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/ifcopenshell-python/ifcopenshell/api/aggregate/unassign_object.py
+25 -23
View File
@@ -22,8 +22,8 @@ import ifcopenshell.util.element
class Usecase:
def __init__(self, file, product=None):
"""Unassigns a product from its aggregate
def __init__(self, file: ifcopenshell.file, products: list[ifcopenshell.entity_instance]):
"""Unassigns products from their aggregate
A product (i.e. a smaller part of a whole) may be aggregated into zero
or one larger space or element. This function will remove that
@@ -37,12 +37,11 @@ class Usecase:
If the product is not part of an aggregation relationship, nothing will
happen.
:param product: The part of the aggregate, typically an IfcElement or
:param products: The list of parts of the aggregate, typically of IfcElements or
IfcSpatialStructureElement subclass
:type product: ifcopenshell.entity_instance.entity_instance
:return: The IfcRelAggregate relationship instance, only returned if the
whole still contains any other parts.
:rtype: ifcopenshell.entity_instance.entity_instance, None
:type product: list[ifcopenshell.entity_instance.entity_instance]
:return: None
:rtype: None
Example:
@@ -53,26 +52,29 @@ class Usecase:
subelement2 = ifcopenshell.api.run("root.create_entity", model, ifc_class="IfcBuilding")
ifcopenshell.api.run("aggregate.assign_object", model, products=[subelement1], relating_object=element)
ifcopenshell.api.run("aggregate.assign_object", model, products=[subelement2], relating_object=element)
# The relationship is returned as element still has subelement2
rel = ifcopenshell.api.run("aggregate.unassign_object", model, product=subelement1)
# Nothing is returned, as element is now empty
ifcopenshell.api.run("aggregate.unassign_object", model, product=subelement2)
# nothing is returned
ifcopenshell.api.run("aggregate.unassign_object", model, products=[subelement1])
# nothing is returned, relationship is removed
ifcopenshell.api.run("aggregate.unassign_object", model, products=[subelement2])
"""
self.file = file
self.settings = { "product": product }
self.settings = {"products": products}
def execute(self):
for rel in self.settings["product"].Decomposes or []:
if not rel.is_a("IfcRelAggregates"):
continue
if len(rel.RelatedObjects) == 1:
def execute(self) -> None:
products = set(self.settings["products"])
rels = set(
rel
for product in products
if (rel := next((rel for rel in product.Decomposes if rel.is_a("IfcRelAggregates")), None))
)
for rel in rels:
related_objects = set(rel.RelatedObjects) - products
if related_objects:
rel.RelatedObjects = list(related_objects)
ifcopenshell.api.run("owner.update_owner_history", self.file, **{"element": rel})
else:
history = rel.OwnerHistory
self.file.remove(rel)
if history:
ifcopenshell.util.element.remove_deep2(self.file, history)
return
related_objects = list(rel.RelatedObjects)
related_objects.remove(self.settings["product"])
rel.RelatedObjects = related_objects
ifcopenshell.api.run("owner.update_owner_history", self.file, **{"element": rel})
return rel