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https://github.com/IfcOpenShell/IfcOpenShell.git
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Dion Moult
101 lines
3.8 KiB
Python
101 lines
3.8 KiB
Python
# 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.owner
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import ifcopenshell.guid
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import ifcopenshell.util.element
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from typing import Optional
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def connect_path(
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file: ifcopenshell.file,
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relating_element: ifcopenshell.entity_instance,
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related_element: ifcopenshell.entity_instance,
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relating_connection: str = "NOTDEFINED",
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related_connection: str = "NOTDEFINED",
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description: Optional[str] = None,
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) -> ifcopenshell.entity_instance:
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settings = {
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"relating_element": relating_element,
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"related_element": related_element,
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"relating_connection": relating_connection,
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"related_connection": related_connection,
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"description": description,
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}
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incompatible_connections = []
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for rel in settings["relating_element"].ConnectedTo:
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if not rel.is_a("IfcRelConnectsPathElements"):
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continue
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if rel.RelatedElement == settings["related_element"]:
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incompatible_connections.append(rel)
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elif (
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rel.RelatingConnectionType in ["ATSTART", "ATEND"]
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and rel.RelatingConnectionType == settings["relating_connection"]
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):
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incompatible_connections.append(rel)
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for rel in settings["relating_element"].ConnectedFrom:
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if not rel.is_a("IfcRelConnectsPathElements"):
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continue
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if (
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rel.RelatedConnectionType in ["ATSTART", "ATEND"]
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and rel.RelatedConnectionType == settings["relating_connection"]
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):
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incompatible_connections.append(rel)
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for rel in settings["related_element"].ConnectedFrom:
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if not rel.is_a("IfcRelConnectsPathElements"):
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continue
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if (
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rel.RelatedConnectionType in ["ATSTART", "ATEND"]
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and rel.RelatedConnectionType == settings["related_connection"]
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):
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incompatible_connections.append(rel)
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for rel in settings["related_element"].ConnectedTo:
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if not rel.is_a("IfcRelConnectsPathElements"):
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continue
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if rel.RelatedElement == settings["relating_element"]:
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incompatible_connections.append(rel)
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elif (
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rel.RelatingConnectionType in ["ATSTART", "ATEND"]
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and rel.RelatingConnectionType == settings["related_connection"]
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):
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incompatible_connections.append(rel)
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if incompatible_connections:
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for connection in set(incompatible_connections):
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history = connection.OwnerHistory
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file.remove(connection)
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if history:
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ifcopenshell.util.element.remove_deep2(file, history)
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return file.createIfcRelConnectsPathElements(
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ifcopenshell.guid.new(),
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OwnerHistory=ifcopenshell.api.owner.create_owner_history(file),
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Description=settings["description"],
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RelatingElement=settings["relating_element"],
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RelatedElement=settings["related_element"],
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RelatingConnectionType=settings["relating_connection"],
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RelatedConnectionType=settings["related_connection"],
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RelatingPriorities=[],
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RelatedPriorities=[],
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)
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