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New utility to get predefined type

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This commit is contained in:
Dion Moult
2022-01-12 14:11:23 +11:00
parent 65b3960ab3
commit 78d33437ea
2 changed files with 50 additions and 0 deletions
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src/ifcopenshell-python/ifcopenshell/util/element.py
+14
View File
@@ -67,6 +67,20 @@ def get_properties(properties):
return results
def get_predefined_type(element):
element_type = get_type(element)
if element_type:
predefined_type = getattr(element_type, "PredefinedType", None)
if predefined_type == "USERDEFINED":
predefined_type = getattr(element_type, "ElementType", None)
if predefined_type and predefined_type != "NOTDEFINED":
return predefined_type
predefined_type = getattr(element, "PredefinedType", None)
if predefined_type == "USERDEFINED":
predefined_type = getattr(element, "ObjectType", None)
return predefined_type
def get_type(element):
if element.is_a("IfcTypeObject"):
return element
src/ifcopenshell-python/test/util/test_element.py
+36
View File
@@ -118,6 +118,42 @@ class TestGetPropertiesIFC4(test.bootstrap.IFC4):
}
class TestGetPredefinedTypeIFC4(test.bootstrap.IFC4):
def test_getting_an_element_predefined_type(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
element.PredefinedType = "PARTITIONING"
assert subject.get_predefined_type(element) == "PARTITIONING"
def test_getting_an_element_userdefined_type(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
element.PredefinedType = "USERDEFINED"
element.ObjectType = "FOOBAR"
assert subject.get_predefined_type(element) == "FOOBAR"
def test_getting_an_inherited_predefined_type(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
element_type = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWallType")
ifcopenshell.api.run("type.assign_type", self.file, related_object=element, relating_type=element_type)
element_type.PredefinedType = "PARTITIONING"
assert subject.get_predefined_type(element) == "PARTITIONING"
def test_getting_an_inherited_userdefined_type(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
element_type = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWallType")
ifcopenshell.api.run("type.assign_type", self.file, related_object=element, relating_type=element_type)
element_type.PredefinedType = "USERDEFINED"
element_type.ElementType = "FOOBAR"
assert subject.get_predefined_type(element) == "FOOBAR"
def test_getting_an_overriden_predefined_type(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
element_type = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWallType")
ifcopenshell.api.run("type.assign_type", self.file, related_object=element, relating_type=element_type)
element_type.PredefinedType = "NOTDEFINED"
element.PredefinedType = "PARTITIONING"
assert subject.get_predefined_type(element) == "PARTITIONING"
class TestGetTypeIFC4(test.bootstrap.IFC4):
def test_getting_the_type_of_a_product(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")