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https://github.com/IfcOpenShell/IfcOpenShell.git
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70 lines
2.5 KiB
Python
70 lines
2.5 KiB
Python
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# IfcOpenShell - IFC toolkit and geometry engine
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# Copyright (C) 2022 Dion Moult <dion@thinkmoult.com>
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#
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# This file is part of IfcOpenShell.
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#
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# IfcOpenShell is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# IfcOpenShell is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with IfcOpenShell. If not, see <http://www.gnu.org/licenses/>.
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import ifcopenshell
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import ifcopenshell.api
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class Usecase:
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def __init__(self, file, **settings):
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self.file = file
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self.settings = {
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"element": None,
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"port": None,
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}
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for key, value in settings.items():
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self.settings[key] = value
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def execute(self):
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if self.file.schema == "IFC2X3":
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return self.execute_ifc2x3()
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rels = self.settings["element"].IsNestedBy or []
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for rel in rels:
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if self.settings["port"] in rel.RelatedObjects:
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return
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if not rels:
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return self.file.create_entity(
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"IfcRelNests",
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GlobalId=ifcopenshell.guid.new(),
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OwnerHistory=ifcopenshell.api.run("owner.create_owner_history", self.file),
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RelatedObjects=[self.settings["port"]],
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RelatingObject=self.settings["element"],
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)
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rel = rels[0]
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related_objects = set(rel.RelatedObjects) or set()
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related_objects.add(self.settings["port"])
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rel.RelatedObjects = list(related_objects)
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ifcopenshell.api.run("owner.update_owner_history", self.file, **{"element": rel})
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return rel
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def execute_ifc2x3(self):
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for rel in self.settings["element"].HasPorts or []:
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if rel.RelatingPort == self.settings["port"]:
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return
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return self.file.create_entity(
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"IfcRelConnectsPortToElement",
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GlobalId=ifcopenshell.guid.new(),
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OwnerHistory=ifcopenshell.api.run("owner.create_owner_history", self.file),
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RelatingPort=self.settings["port"],
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RelatedElement=self.settings["element"],
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)
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