You can now purge types from the Purge data panel

And refactor a bit the purge profiles code to make use of the profile tool module

src/blenderbim/blenderbim/bim/module/profile/__init__.py

@@ -29,7 +29,7 @@ classes = (
     operator.EnableEditingArbitraryProfile,
     operator.EnableEditingProfile,
     operator.LoadProfiles,
-    operator.PurgeOrphanProfiles,
+    operator.PurgeUnusedProfiles,
     operator.RemoveProfileDef,
     prop.Profile,
     prop.BIMProfileProperties,

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

@@ -216,15 +216,14 @@ class EditArbitraryProfile(bpy.types.Operator, tool.Ifc.Operator):
         model_profile.DumbProfileRegenerator().regenerate_from_profile_def(profile)
 
 
-class PurgeOrphanProfiles(bpy.types.Operator, tool.Ifc.Operator):
-    bl_idname = "bim.purge_orphan_profiles"
-    bl_label = "Purge Orphan Profiles"
+class PurgeUnusedProfiles(bpy.types.Operator, tool.Ifc.Operator):
+    bl_idname = "bim.purge_unused_profiles"
+    bl_label = "Purge Unused Profiles"
     bl_options = {"REGISTER", "UNDO"}
 
     def _execute(self, context):
         props = context.scene.BIMProfileProperties
-        profiles_ids = [profile_prop.ifc_definition_id for profile_prop in props.profiles]
-        core.purge_orphan_profiles(tool.Ifc, profiles_ids=profiles_ids)
+        core.purge_unused_profiles(tool.Ifc, tool.Profile)
         if props.is_editing:
             refresh()
             bpy.ops.bim.load_profiles()

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

@@ -393,4 +393,5 @@ class BIM_PT_purge(Panel):
 
     def draw(self, context):
         layout = self.layout
-        layout.operator("bim.purge_orphan_profiles")
+        layout.operator("bim.purge_unused_profiles")
+        layout.operator("bim.purge_unused_types")

src/blenderbim/blenderbim/core/profile.py

@@ -17,9 +17,8 @@
 # along with BlenderBIM Add-on.  If not, see <http://www.gnu.org/licenses/>.
 
 
-def purge_orphan_profiles(ifc, profiles_ids):
-    for profile_id in profiles_ids:
-        profile_ifc = ifc.get().by_id(profile_id)
-        if ifc.get().get_total_inverses(profile_ifc) > 0:
+def purge_unused_profiles(ifc, profile):
+    for element_profile in profile.get_model_profiles():
+        if ifc.get().get_total_inverses(element_profile) > 0:
             continue
-        ifc.run("profile.remove_profile", profile=profile_ifc)
+        ifc.run("profile.remove_profile", profile=element_profile)

src/blenderbim/blenderbim/tool/profile.py

@@ -21,6 +21,7 @@ import ifcopenshell.util.unit
 import ifcopenshell.util.placement
 import ifcopenshell.util.representation
 import blenderbim.core.tool
+import blenderbim.tool as tool
 from blenderbim.bim.module.model.decorator import ProfileDecorator
 
 
@@ -70,3 +71,7 @@ class Profile(blenderbim.core.tool.Profile):
                     if profile:
                         return profile
         return None
+
+    @classmethod
+    def get_model_profiles(cls):
+        return tool.Ifc.get().by_type("IfcProfileDef")