New UI to show BCF comments in the BCF panel as a subpanel

src/ifcblenderexport/blenderbim/bim/__init__.py

@@ -28,6 +28,7 @@ if bpy is not None:
         operator.NewBcfProject,
         operator.LoadBcfProject,
         operator.LoadBcfTopics,
+        operator.LoadBcfComments,
         operator.SaveBcfProject,
         operator.AddBcfTopic,
         operator.ViewBcfTopic,
@@ -260,6 +261,7 @@ if bpy is not None:
         prop.Sheet,
         prop.BcfBimSnippet,
         prop.BcfDocumentReference,
+        prop.BcfComment,
         prop.BcfTopic,
         prop.Subcontext,
         prop.PresentationLayer,
@@ -295,6 +297,7 @@ if bpy is not None:
         ui.BIM_PT_ifccsv,
         ui.BIM_PT_ifcclash,
         ui.BIM_PT_bcf,
+        ui.BIM_PT_bcf_comments,
         ui.BIM_PT_owner,
         ui.BIM_PT_people,
         ui.BIM_PT_organisations,

src/ifcblenderexport/blenderbim/bim/operator.py

@@ -550,8 +550,8 @@ class LoadBcfTopics(bpy.types.Operator):
         for topic in bcfxml.topics.values():
             new = bpy.context.scene.BCFProperties.topics.add()
             data_map = {
-                "name": topic.title,
+                "name": topic.guid,
-                "guid": topic.guid,
+                "title": topic.title,
                 "type": topic.topic_type,
                 "status": topic.topic_status,
                 "priority": topic.priority,
@@ -597,6 +597,33 @@ class LoadBcfTopics(bpy.types.Operator):
             for related_topic in topic.related_topics:
                 new2 = new.related_topics.add()
                 new2.name = related_topic.guid
+            bpy.ops.bim.load_bcf_comments(topic_guid = topic.guid)
+        return {"FINISHED"}
+
+
+class LoadBcfComments(bpy.types.Operator):
+    bl_idname = "bim.load_bcf_comments"
+    bl_label = "Load BCF Comments"
+    topic_guid: bpy.props.StringProperty()
+
+    def execute(self, context):
+        bcfxml = bcfstore.BcfStore.get_bcfxml()
+        bcfxml.get_comments(self.topic_guid)
+        blender_topic = bpy.context.scene.BCFProperties.topics.get(self.topic_guid)
+        for comment in bcfxml.topics[self.topic_guid].comments.values():
+            new = blender_topic.comments.add()
+            data_map = {
+                "name": comment.guid,
+                "comment": comment.comment,
+                "viewpoint": comment.viewpoint.guid if comment.viewpoint else None,
+                "date": comment.date,
+                "author": comment.author,
+                "modified_date": comment.modified_date,
+                "modified_author": comment.modified_author,
+            }
+            for key, value in data_map.items():
+                if value is not None:
+                    setattr(new, key, str(value))
         return {"FINISHED"}
 
 

src/ifcblenderexport/blenderbim/bim/prop.py

@@ -917,7 +917,7 @@ def getBcfViewpoints(self, context):
         props = bpy.context.scene.BCFProperties
         bcfxml = bcfstore.BcfStore.get_bcfxml()
         topic = props.topics[props.active_topic_index]
-        viewpoints = bcfxml.get_viewpoints(topic.guid)
+        viewpoints = bcfxml.get_viewpoints(topic.name)
         bcfviewpoints_enum.extend([(v, f"Viewpoint {i+1}", "") for i, v in enumerate(viewpoints.keys())])
     return bcfviewpoints_enum
 
@@ -936,9 +936,19 @@ class BcfDocumentReference(PropertyGroup):
     is_external: BoolProperty(name="Is External")
 
 
+class BcfComment(PropertyGroup):
+    name: StringProperty(name="GUID")
+    date: StringProperty(name="Date")
+    author: StringProperty(name="Author")
+    comment: StringProperty(name="Comment")
+    viewpoint: StringProperty(name="Viewpoint")
+    modified_date: StringProperty(name="Modified Date")
+    modified_author: StringProperty(name="Modified Author")
+
+
 class BcfTopic(PropertyGroup):
-    name: StringProperty(name="Name")
+    name: StringProperty(name="GUID")
-    guid: StringProperty(default="", name="GUID")
+    title: StringProperty(default="", name="Title")
     type: StringProperty(default="", name="Type")
     status: StringProperty(default="", name="Status")
     priority: StringProperty(default="", name="Priority")
@@ -957,6 +967,7 @@ class BcfTopic(PropertyGroup):
     bim_snippet: PointerProperty(type=BcfBimSnippet)
     document_references: CollectionProperty(name="Document References", type=BcfDocumentReference)
     related_topics: CollectionProperty(name="Related Topics", type=StrProperty)
+    comments: CollectionProperty(name="Comments", type=BcfComment)
 
 
 def refreshBcfTopic(self, context):
@@ -966,7 +977,7 @@ def refreshBcfTopic(self, context):
     props = bpy.context.scene.BCFProperties
     bcfxml = bcfstore.BcfStore.get_bcfxml()
     topic = props.topics[props.active_topic_index]
-    header = bcfxml.get_header(topic.guid)
+    header = bcfxml.get_header(topic.name)
     getBcfViewpoints(self, context)
 
 
@@ -1478,6 +1489,7 @@ class BIMProperties(PropertyGroup):
 class BCFProperties(PropertyGroup):
     is_editable: BoolProperty(name="Is Editable", default=False)
     is_loaded: BoolProperty(name="Is Loaded", default=False)
+    comment_text_width: IntProperty(name="Comment Text Width", default=40)
     name: StringProperty(default="", name="Project Name")
     author: StringProperty(default="john@doe.com", name="Author Email")
     topics: CollectionProperty(name="BCF Topics", type=BcfTopic)

src/ifcblenderexport/blenderbim/bim/ui.py

@@ -1708,7 +1708,7 @@ class BIM_PT_bcf(Panel):
             col.prop(topic, "modified_author")
 
             bcfxml = bcfstore.BcfStore.get_bcfxml()
-            bcf_topic = bcfxml.topics[topic.guid]
+            bcf_topic = bcfxml.topics[topic.name]
 
             if bcf_topic.header:
                 layout.label(text="Header Files:")
@@ -1720,7 +1720,7 @@ class BIM_PT_bcf(Panel):
                         row.operator("bim.open_uri", icon="URL", text="").uri = f.reference
                     else:
                         op = row.operator("bim.open_uri", icon="FILE_FOLDER", text="")
-                        op.uri = os.path.join(bcfxml.filepath, topic.guid, f.reference)
+                        op.uri = os.path.join(bcfxml.filepath, topic.name, f.reference)
                     box.label(text=f.date)
                     #box.label(text=f.ifc_project)
                     #box.label(text=f.ifc_spatial_structure_element)
@@ -1751,7 +1751,7 @@ class BIM_PT_bcf(Panel):
                     row.operator("bim.open_uri", icon="URL", text="").uri = topic.bim_snippet.reference
                 else:
                     op = row.operator("bim.open_uri", icon="FILE_FOLDER", text="")
-                    op.uri = os.path.join(bcfxml.filepath, topic.guid, topic.bim_snippet.reference)
+                    op.uri = os.path.join(bcfxml.filepath, topic.name, topic.bim_snippet.reference)
 
             if topic.document_references:
                 layout.label(text="Document References:")
@@ -1763,7 +1763,7 @@ class BIM_PT_bcf(Panel):
                         row.operator("bim.open_uri", icon="URL", text="").uri = doc.reference
                     else:
                         op = row.operator("bim.open_uri", icon="FILE_FOLDER", text="")
-                        op.uri = os.path.join(bcfxml.filepath, topic.guid, doc.reference)
+                        op.uri = os.path.join(bcfxml.filepath, topic.name, doc.reference)
                     row = box.row(align=True)
                     row.prop(doc, "description")
 
@@ -1774,6 +1774,51 @@ class BIM_PT_bcf(Panel):
                     row.operator("bim.view_bcf_topic", text=related_topic.name).topic_guid = related_topic.name
 
 
+class BIM_PT_bcf_comments(Panel):
+    bl_label = "BCF Comments"
+    bl_idname = "BIM_PT_bcf_comments"
+    bl_options = {"DEFAULT_CLOSED"}
+    bl_space_type = "PROPERTIES"
+    bl_region_type = "WINDOW"
+    bl_context = "scene"
+    bl_parent_id = "BIM_PT_bcf"
+
+    def draw(self, context):
+        layout = self.layout
+        layout.use_property_split = True
+
+        scene = context.scene
+        props = bpy.context.scene.BCFProperties
+
+        if props.active_topic_index >= len(props.topics):
+            layout.label(text="No BCF project is loaded")
+            return
+
+        row = layout.row()
+        row.prop(props, "comment_text_width")
+
+        topic = props.topics[props.active_topic_index]
+        for comment in topic.comments:
+            box = self.layout.box()
+            box.separator()
+            author_text = "{} ({})".format(comment.author, comment.date)
+            if comment.modified_author:
+                author_text = "*{} ({})".format(comment.modified_author, comment.modified_date)
+            box.label(text=author_text, icon="WORDWRAP_ON")
+            box.separator()
+            box.scale_y = 0.5
+            words = comment.comment.split()
+            while words:
+                total_line_chars = 0
+                line_words = []
+                while words and total_line_chars < props.comment_text_width:
+                    word = words.pop(0)
+                    line_words.append(word)
+                    total_line_chars += len(word) + 1 # 1 is for the space
+                box.label(text=" ".join(line_words))
+            box.separator()
+
+
 class BIM_PT_qa(Panel):
     bl_label = "BIMTester Quality Auditing"
     bl_idname = "BIM_PT_qa"
@@ -2105,7 +2150,7 @@ class BIM_UL_topics(bpy.types.UIList):
     def draw_item(self, context, layout, data, item, icon, active_data, active_propname):
         ob = data
         if item:
-            layout.prop(item, "name", text="", emboss=False)
+            layout.prop(item, "title", text="", emboss=False)
         else:
             layout.label(text="", translate=False)