Editing attributes now stores a modified owner history

src/ifcblenderexport/blenderbim/bim/module/attribute/edit_attributes.py

@@ -1,3 +1,6 @@
+from blenderbim.bim.module.owner.api import update_owner_history
+
+
 class Usecase():
     def __init__(self, file, settings=None):
         self.file = file
@@ -11,3 +14,5 @@ class Usecase():
     def execute(self):
         for name, value in self.settings["attributes"].items():
             setattr(self.settings["product"], name, value)
+        if hasattr(self.settings["product"], "OwnerHistory"):
+            update_owner_history(self.settings["product"])

src/ifcblenderexport/blenderbim/bim/module/owner/api.py

@@ -1,9 +1,30 @@
 import bpy
+import time
 import addon_utils
 import blenderbim.bim.module.owner.create_owner_history as create_owner_history_usecase
+import blenderbim.bim.module.owner.update_owner_history as update_owner_history_usecase
 from blenderbim.bim.ifc import IfcStore
 
 
+def update_owner_history(element, change_action=None):
+    if not element.OwnerHistory:
+        element.OwnerHistory = create_owner_history()
+        return
+    file = IfcStore.get_file()
+    return update_owner_history_usecase.Usecase(
+        file,
+        {
+            "element": element,
+            "person": file.by_id(int(bpy.context.scene.BIMOwnerProperties.user_person)),
+            "organisation": file.by_id(int(bpy.context.scene.BIMOwnerProperties.user_organisation)),
+            "ApplicationIdentifier": "BlenderBIM",
+            "ApplicationFullName": "BlenderBIM Add-on",
+            "Version": get_application_version(),
+            "ChangeAction": change_action or "MODIFIED",
+        },
+    ).execute()
+
+
 def create_owner_history(change_action=None):
     file = IfcStore.get_file()
     return create_owner_history_usecase.Usecase(

src/ifcblenderexport/blenderbim/bim/module/owner/update_owner_history.py

@@ -0,0 +1,99 @@
+import time
+import ifcopenshell
+
+
+class Usecase:
+    def __init__(self, file, settings=None):
+        self.file = file
+        self.settings = {
+            "OwnerHistory": None,
+            "person": None,
+            "organisation": None,
+            "ApplicationIdentifier": "",
+            "ApplicationFullName": "",
+            "Version": "",
+            "ChangeAction": "NOTDEFINED",
+        }
+        for key, value in settings.items():
+            self.settings[key] = value
+
+    def execute(self):
+        if len(self.file.get_inverse(self.settings["element"].OwnerHistory)) > 1:
+            old_history = self.settings["element"].OwnerHistory
+            self.settings["element"].OwnerHistory = self.file.create_entity("IfcOwnerHistory")
+            for i, attribute in enumerate(old_history):
+                self.settings["element"].OwnerHistory[i] = attribute
+        user = self.get_user()
+        application = self.get_application()
+        self.settings["element"].OwnerHistory.ChangeAction = self.settings["ChangeAction"]
+        self.settings["element"].OwnerHistory.LastModifiedDate = int(time.time())
+        self.settings["element"].OwnerHistory.LastModifyingUser = user
+        self.settings["element"].OwnerHistory.LastModifyingApplication = application
+        return self.settings["OwnerHistory"]
+
+    def get_user(self):
+        for element in self.file.by_type("IfcPersonAndOrganization"):
+            if (
+                element.ThePerson == self.settings["person"]
+                and element.TheOrganization == self.settings["organisation"]
+            ):
+                return element
+        return self.file.create_entity(
+            "IfcPersonAndOrganization",
+            **{"ThePerson": self.settings["person"], "TheOrganization": self.settings["organisation"]},
+        )
+
+    def get_application(self):
+        for element in self.file.by_type("IfcApplication"):
+            if element.ApplicationIdentifier == self.settings["ApplicationIdentifier"]:
+                return element
+        return self.file.create_entity(
+            "IfcApplication",
+            **{
+                "ApplicationDeveloper": self.get_application_organisation(),
+                "Version": self.settings["Version"],
+                "ApplicationFullName": self.settings["ApplicationFullName"],
+                "ApplicationIdentifier": self.settings["ApplicationIdentifier"],
+            },
+        )
+
+    def get_application_organisation(self):
+        return self.file.create_entity(
+            "IfcOrganization",
+            **{
+                "Name": "IfcOpenShell",
+                "Description": "IfcOpenShell is an open source (LGPL) software library that helps users and software developers to work with the IFC file format.",
+                "Roles": [
+                    self.file.create_entity("IfcActorRole", **{"Role": "USERDEFINED", "UserDefinedRole": "CONTRIBUTOR"})
+                ],
+                "Addresses": [
+                    self.file.create_entity(
+                        "IfcTelecomAddress",
+                        **{
+                            "Purpose": "USERDEFINED",
+                            "UserDefinedPurpose": "WEBPAGE",
+                            "Description": "The main webpage of the software collection.",
+                            "WWWHomePageURL": "https://ifcopenshell.org",
+                        },
+                    ),
+                    self.file.create_entity(
+                        "IfcTelecomAddress",
+                        **{
+                            "Purpose": "USERDEFINED",
+                            "UserDefinedPurpose": "WEBPAGE",
+                            "Description": "The BlenderBIM Add-on webpage of the software collection.",
+                            "WWWHomePageURL": "https://blenderbim.org",
+                        },
+                    ),
+                    self.file.create_entity(
+                        "IfcTelecomAddress",
+                        **{
+                            "Purpose": "USERDEFINED",
+                            "UserDefinedPurpose": "REPOSITORY",
+                            "Description": "The source code repository of the software collection.",
+                            "WWWHomePageURL": "https://github.com/IfcOpenShell/IfcOpenShell.git",
+                        },
+                    ),
+                ],
+            },
+        )

src/ifcblenderexport/blenderbim/bim/module/root/create_product.py

@@ -1,4 +1,5 @@
 import ifcopenshell
+from blenderbim.bim.module.owner.api import create_owner_history
 
 
 class Usecase:
@@ -8,7 +9,6 @@ class Usecase:
             "ifc_class": "IfcBuildingElementProxy",
             "predefined_type": None,
             "name": None,
-            "OwnerHistory": None,
         }
         for key, value in settings.items():
             self.settings[key] = value
@@ -16,7 +16,7 @@ class Usecase:
     def execute(self):
         element = self.file.create_entity(self.settings["ifc_class"], **{
             "GlobalId": ifcopenshell.guid.new(),
-            "OwnerHistory": self.settings["OwnerHistory"]
+            "OwnerHistory": create_owner_history()
         })
         element.Name = self.settings["name"] or None
         if self.settings["predefined_type"] and hasattr(element, "PredefinedType"):

src/ifcblenderexport/blenderbim/bim/module/root/operator.py

@@ -6,7 +6,6 @@ import blenderbim.bim.module.root.create_product as create_product
 import blenderbim.bim.module.root.remove_product as remove_product
 import blenderbim.bim.module.root.reassign_class as reassign_class
 import blenderbim.bim.module.root.copy_class as copy_class
-from blenderbim.bim.module.owner.api import create_owner_history
 from blenderbim.bim.ifc import IfcStore
 
 
@@ -106,7 +105,6 @@ class AssignClass(bpy.types.Operator):
                 "ifc_class": self.ifc_class,
                 "predefined_type": self.predefined_type,
                 "name": obj.name,
-                "OwnerHistory": create_owner_history()
             },
         ).execute()
         obj.name = "{}/{}".format(product.is_a(), obj.name)