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Sigma Dimensions
87 lines
3.4 KiB
Python
87 lines
3.4 KiB
Python
# IfcOpenShell - IFC toolkit and geometry engine
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# Copyright (C) 2021 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.api
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class Usecase:
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def __init__(self, file, work_schedule=None):
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"""Removes a work schedule
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All tasks in the work schedule are also removed recursively.
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:param work_schedule: The IfcWorkSchedule to remove.
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:type work_schedule: ifcopenshell.entity_instance.entity_instance
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:return: None
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:rtype: None
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Example:
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.. code:: python
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# This will hold all our construction schedules
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work_plan = ifcopenshell.api.run("sequence.add_work_plan", model, name="Construction")
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# Let's imagine this is one of our schedules in our work plan.
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schedule = ifcopenshell.api.run("sequence.add_work_schedule", model,
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name="Construction Schedule A", work_plan=work_plan)
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# And remove it immediately
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ifcopenshell.api.run("sequence.remove_work_schedule", model, work_schedule=schedule)
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"""
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self.file = file
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self.settings = {"work_schedule": work_schedule}
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def execute(self):
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# TODO: do a deep purge
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ifcopenshell.api.run(
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"project.unassign_declaration",
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self.file,
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definition=self.settings["work_schedule"],
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relating_context=self.file.by_type("IfcContext")[0],
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)
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if self.settings["work_schedule"].Declares:
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for rel in self.settings["work_schedule"].Declares:
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for work_schedule in rel.RelatedObjects:
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ifcopenshell.api.run(
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"sequence.remove_work_schedule",
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self.file,
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work_schedule=work_schedule,
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)
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for inverse in self.file.get_inverse(self.settings["work_schedule"]):
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if inverse.is_a("IfcRelDefinesByObject"):
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if (
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inverse.RelatingObject == self.settings["work_schedule"]
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or len(inverse.RelatedObjects) == 1
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):
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self.file.remove(inverse)
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else:
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related_objects = list(inverse.RelatedObjects)
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related_objects.remove(self.settings["work_schedule"])
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inverse.RelatedObjects = related_objects
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elif inverse.is_a("IfcRelAssignsToControl"):
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[
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ifcopenshell.api.run(
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"sequence.remove_task", self.file, task=related_object
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)
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for related_object in inverse.RelatedObjects
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if related_object.is_a("IfcTask")
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]
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self.file.remove(self.settings["work_schedule"])
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