See #1848. Refactor boundary data class.

src/blenderbim/blenderbim/bim/module/boundary/data.py

@@ -0,0 +1,46 @@
+# BlenderBIM Add-on - OpenBIM Blender Add-on
+# Copyright (C) 2023 Dion Moult <dion@thinkmoult.com>
+#
+# This file is part of BlenderBIM Add-on.
+#
+# BlenderBIM Add-on is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# BlenderBIM Add-on 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with BlenderBIM Add-on.  If not, see <http://www.gnu.org/licenses/>.
+
+import os
+import bpy
+import ifcopenshell
+import ifcopenshell.util.schema
+import blenderbim.tool as tool
+
+
+def refresh():
+    SpaceBoundariesData.is_loaded = False
+
+
+class SpaceBoundariesData:
+    data = {}
+    is_loaded = False
+
+    @classmethod
+    def load(cls):
+        cls.data = {"boundaries": cls.boundaries()}
+        cls.is_loaded = True
+
+    @classmethod
+    def boundaries(cls):
+        results = []
+        element = tool.Ifc.get_entity(bpy.context.active_object)
+        for rel in element.BoundedBy or []:
+            description = f"{rel.id()} > {rel.RelatedBuildingElement.is_a()}/{rel.RelatedBuildingElement.Name}"
+            results.append({"id": rel.id(), "description": description})
+        return results

src/blenderbim/blenderbim/bim/module/boundary/operator.py

@@ -21,7 +21,6 @@ import logging
 import ifcopenshell.api
 import blenderbim.tool as tool
 from blenderbim.bim.ifc import IfcStore
-from ifcopenshell.api.boundary.data import Data
 import blenderbim.bim.import_ifc as import_ifc
 
 
@@ -49,7 +48,7 @@ class Loader:
         if not boundary.ConnectionGeometry:
             return None
         surface = boundary.ConnectionGeometry.SurfaceOnRelatingElement
-        # workaround for invalid geometry provided by Revit. See https://github.com/IfcOpenShell/IfcOpenShell/issues/635#issuecomment-770366838
+        # Workaround for invalid geometry provided by Revit. See https://github.com/Autodesk/revit-ifc/issues/270
         if surface.is_a("IfcCurveBoundedPlane") and not getattr(surface, "InnerBoundaries", None):
             surface.InnerBoundaries = ()
         shape = ifcopenshell.geom.create_shape(self.settings, surface)
@@ -69,8 +68,7 @@ class Loader:
         self.ifc_importer = import_ifc.IfcImporter(ifc_import_settings)
         self.ifc_importer.file = self.ifc_file
 
-    def load_boundary(self, boundary_id, blender_space):
+    def load_boundary(self, boundary, blender_space):
-        boundary = self.ifc_file.by_id(boundary_id)
         obj = tool.Ifc.get_object(boundary)
         if obj:
             return obj
@@ -90,12 +88,8 @@ class LoadProjectSpaceBoundaries(bpy.types.Operator):
 
     def execute(self, context):
         loader = Loader()
-        if not Data.is_loaded:
+        for rel in tool.Ifc.get().by_type("IfcRelSpaceBoundary"):
-            Data.load(tool.Ifc.get())
+            loader.load_boundary(rel, tool.Ifc.get_object(rel.RelatingSpace))
-        for space_id, boundaries_id in Data.spaces.items():
-            blender_space = tool.Ifc.get_object(tool.Ifc.get().by_id(space_id))
-            for boundary_id in boundaries_id:
-                loader.load_boundary(boundary_id, blender_space)
         return {"FINISHED"}
 
 
@@ -107,10 +101,9 @@ class LoadBoundary(bpy.types.Operator):
 
     def execute(self, context):
         loader = Loader()
-        blender_space = context.active_object
         for obj in context.visible_objects:
             obj.select_set(False)
-        obj = loader.load_boundary(self.boundary_id, blender_space)
+        obj = loader.load_boundary(tool.Ifc.get().by_id(self.boundary_id), context.active_object)
         obj.select_set(True)
         bpy.context.view_layer.objects.active = obj
         return {"FINISHED"}
@@ -122,13 +115,10 @@ class LoadSpaceBoundaries(bpy.types.Operator):
     bl_options = {"REGISTER", "UNDO"}
 
     def execute(self, context):
-        blender_space = context.active_object
-        oprops = context.active_object.BIMObjectProperties
         loader = Loader()
-        if not Data.is_loaded:
+        element = tool.Ifc.get_entity(context.active_object)
-            Data.load(tool.Ifc.get())
+        for rel in element.BoundedBy or []:
-        for boundary_id in Data.spaces.get(oprops.ifc_definition_id, []):
+            loader.load_boundary(rel, context.active_object)
-            loader.load_boundary(boundary_id, blender_space)
         return {"FINISHED"}
 
 
@@ -140,10 +130,8 @@ class SelectProjectBoundaries(bpy.types.Operator):
     def execute(self, context):
         for obj in context.visible_objects:
             obj.select_set(False)
-        ifc_file = tool.Ifc.get()
+        for rel in tool.Ifc.get().by_type("IfcRelSpaceBoundary"):
-        for boundary_id in Data.boundaries:
+            obj = tool.Ifc.get_object(rel)
-            boundary = ifc_file.by_id(boundary_id)
-            obj = tool.Ifc.get_object(boundary)
             if obj:
                 obj.select_set(True)
         return {"FINISHED"}

src/blenderbim/blenderbim/bim/module/boundary/ui.py

@@ -21,7 +21,7 @@ import blenderbim.bim.helper
 from bpy.types import Panel, UIList
 from blenderbim.bim.ifc import IfcStore
 import blenderbim.tool as tool
-from ifcopenshell.api.boundary.data import Data
+from blenderbim.bim.module.boundary.data import SpaceBoundariesData
 
 
 class BIM_PT_SceneBoundaries(Panel):
@@ -129,28 +129,22 @@ class BIM_PT_SpaceBoundaries(Panel):
             return False
         if not IfcStore.get_element(props.ifc_definition_id):
             return False
-        valid_classes = ("IfcSpace", "IfcExternalSpatialElement")
+        element = tool.Ifc.get_entity(context.active_object)
-        entity = IfcStore.get_file().by_id(props.ifc_definition_id)
+        for ifc_class in ("IfcSpace", "IfcExternalSpatialElement"):
-        for ifc_class in valid_classes:
+            if element.is_a(ifc_class):
-            if entity.is_a(ifc_class):
                 return True
         return False
 
     def draw(self, context):
+        if not SpaceBoundariesData.is_loaded:
+            SpaceBoundariesData.load()
+
         self.props = context.active_object.BIMObjectProperties
         self.ifc_file = tool.Ifc.get()
         row = self.layout.row()
         row.operator("bim.load_space_boundaries")
-        if not Data.is_loaded:
+        for boundary in SpaceBoundariesData.data["boundaries"]:
-            Data.load(self.ifc_file)
-        for boundary_id in Data.spaces.get(self.props.ifc_definition_id, []):
-            boundary_data = Data.boundaries[boundary_id]
-            building_element = self.ifc_file.by_id(boundary_data["RelatedBuildingElement"])
             row = self.layout.row()
-            if building_element:
+            row.label(text=boundary["description"], icon="GHOST_ENABLED")
-                bld_el_description = f"{building_element.is_a()}/{building_element.Name}"
-            else:
-                bld_el_description = None
-            row.label(text=f"{boundary_id} > {bld_el_description}", icon="GHOST_ENABLED")
             op = row.operator("bim.load_boundary", text="", icon="RESTRICT_SELECT_OFF")
-            op.boundary_id = boundary_id
+            op.boundary_id = boundary["id"]

src/blenderbim/blenderbim/core/drawing.py

@@ -261,4 +261,4 @@ def sync_references(ifc, collector, drawing_tool, drawing=None):
             drawing_tool.sync_object_representation(reference_obj)
 
 def select_assigned_product(drawing):
-    drawing.select_assigned_product()
+    drawing.select_assigned_product()

src/blenderbim/test/bim/feature/patch.feature

@@ -7,7 +7,7 @@ Scenario: Execute IFC Patch
     And I set "scene.BIMPatchProperties.ifc_patch_input" to "{cwd}/test/files/basic.ifc"
     And I set "scene.BIMPatchProperties.ifc_patch_output" to "{cwd}/test/files/basic-patched.ifc"
     And I set "scene.BIMPatchProperties.ifc_patch_args" to "[123454321,0,0,0]"
-    When I press "bim.execute_ifc_patch"
+    When I press "bim.execute_ifc_patch(use_json_for_args=True)"
     Then the file "{cwd}/test/files/basic-patched.ifc" should contain "123454321"
 
 Scenario: Run migrate patch

src/blenderbim/test/tool/test_debug.py

@@ -33,7 +33,9 @@ class TestImplementsTool(NewFile):
 
 class TestAddSchemaIdentifier(NewFile):
     def test_run(self):
-        subject.add_schema_identifier(TestLoadExpress().test_run())
+        cwd = os.path.dirname(os.path.realpath(__file__))
+        schema = subject.load_express(os.path.join(cwd, "..", "files", "test.exp"))
+        subject.add_schema_identifier(schema)
         assert IfcStore.schema_identifiers[-1] == "IFCROGUE"
 
 
@@ -42,7 +44,6 @@ class TestLoadExpress(NewFile):
         cwd = os.path.dirname(os.path.realpath(__file__))
         schema = subject.load_express(os.path.join(cwd, "..", "files", "test.exp"))
         assert schema.schema_name == "IFCROGUE"
-        return schema
 
 
 class TestPurgeHdf5Cache(NewFile):