profile.copy_profile

Fixes issue duplicated profile missing it's psets.

src/ifcopenshell-python/ifcopenshell/api/profile/__init__.py

@@ -26,6 +26,7 @@ from .. import wrap_usecases
 from .add_arbitrary_profile import add_arbitrary_profile
 from .add_arbitrary_profile_with_voids import add_arbitrary_profile_with_voids
 from .add_parameterized_profile import add_parameterized_profile
+from .copy_profile import copy_profile
 from .edit_profile import edit_profile
 from .remove_profile import remove_profile
 
@@ -35,6 +36,7 @@ __all__ = [
     "add_arbitrary_profile",
     "add_arbitrary_profile_with_voids",
     "add_parameterized_profile",
+    "copy_profile",
     "edit_profile",
     "remove_profile",
 ]

src/ifcopenshell-python/ifcopenshell/api/profile/copy_profile.py

@@ -0,0 +1,47 @@
+# IfcOpenShell - IFC toolkit and geometry engine
+# Copyright (C) 2021 Dion Moult <dion@thinkmoult.com>
+#
+# This file is part of IfcOpenShell.
+#
+# IfcOpenShell is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# IfcOpenShell is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with IfcOpenShell.  If not, see <http://www.gnu.org/licenses/>.
+
+import ifcopenshell
+import ifcopenshell.util.element
+
+
+def copy_profile(file: ifcopenshell.file, profile: ifcopenshell.entity_instance) -> ifcopenshell.entity_instance:
+    """Copies a profile
+
+    All profile's psets are copied. The copied profile is not
+    associated to any elements.
+
+    :param profile: The IfcProfileDef to copy
+    :return: The new copy of the profile
+
+    Example:
+
+    .. code:: python
+
+        profile = ifcopenshell.api.profile.add_profile(model, ifc_class="IfcRectangleProfileDef")
+
+        # Let's duplicate the rectangle profile
+        profile_copy = ifcopenshell.api.profile.copy_profile(model, profile=profile)
+    """
+    new_profile = ifcopenshell.util.element.copy_deep(file, profile)
+    inverses = file.get_inverse(profile)
+    psets = [i for i in inverses if i.is_a("IfcProfileProperties")]
+    for pset in psets:
+        new_pset = ifcopenshell.util.element.copy_deep(file, pset, exclude=["IfcProfileDef"])
+        new_pset.ProfileDefinition = new_profile
+    return new_profile