Add support for BCF topic BIM snippets

src/ifcblenderexport/blenderbim/__init__.py

@@ -37,6 +37,8 @@ if bpy is not None:
         operator.GetBcfTopics,
         operator.ActivateBcfViewpoint,
         operator.OpenBcfReferenceLink,
+        operator.OpenBcfBimSnippetSchema,
+        operator.OpenBcfBimSnippetReference,
         operator.SelectFeaturesDir,
         operator.SelectDiffJsonFile,
         operator.SelectDiffNewFile,

src/ifcblenderexport/blenderbim/operator.py

@@ -457,6 +457,33 @@ class OpenBcfReferenceLink(bpy.types.Operator):
         return {'FINISHED'}
 
 
+class OpenBcfBimSnippetSchema(bpy.types.Operator):
+    bl_idname = 'bim.open_bcf_bim_snippet_schema'
+    bl_label = 'Open BCF BIM Snippet Schema'
+
+    def execute(self, context):
+        webbrowser.open(bpy.context.scene.BCFProperties.topic_snippet_schema)
+        return {'FINISHED'}
+
+
+class OpenBcfBimSnippetReference(bpy.types.Operator):
+    bl_idname = 'bim.open_bcf_bim_snippet_reference'
+    bl_label = 'Open BCF BIM Snippet Reference'
+    topic_guid: bpy.props.StringProperty()
+
+    def execute(self, context):
+        import bcfplugin
+        if bpy.context.scene.BCFProperties.topic_snippet_is_external:
+            webbrowser.open(bpy.context.scene.BCFProperties.topic_snippet_reference)
+            return {'FINISHED'}
+        webbrowser.open('file:///' + os.path.join(
+            bcfplugin.util.getBcfDir(),
+            self.topic_guid,
+            bpy.context.scene.BCFProperties.topic_snippet_reference
+            ))
+        return {'FINISHED'}
+
+
 class SelectAudited(bpy.types.Operator):
     bl_idname = 'bim.select_audited'
     bl_label = 'Select Audited'

src/ifcblenderexport/blenderbim/prop.py

@@ -379,6 +379,8 @@ def refreshBcfTopic(self, context):
     props = bpy.context.scene.BCFProperties
     topic = bcf.BcfStore.topics[props.active_topic_index][1]
 
+    props.topic_guid = str(topic.xmlId)
+
     # Load metadata
     props.topic_type = topic.type
     props.topic_status = topic.status
@@ -413,6 +415,18 @@ def refreshBcfTopic(self, context):
         new = props.topic_links.add()
         new.name = link.value
 
+    # Load snippet
+    props.topic_has_snippet = bool(topic.bimSnippet)
+    if topic.bimSnippet:
+        props.topic_snippet_reference = topic.bimSnippet.reference.uri
+        if topic.bimSnippet.schema.uri:
+            props.topic_snippet_schema = topic.bimSnippet.schema.uri
+        props.topic_snippet_type = topic.bimSnippet.type
+        if topic.bimSnippet.external:
+            props.topic_snippet_is_external = topic.bimSnippet.external
+        else:
+            props.topic_snippet_is_external = False
+
     # Load viewpoints
     bcfviewpoints_enum.clear()
     viewpoints = bcfplugin.getViewpoints(topic)
@@ -507,6 +521,7 @@ class BCFProperties(PropertyGroup):
     topics: CollectionProperty(name='BCF Topics', type=BcfTopic)
     active_topic_index: IntProperty(name='Active BCF Topic Index', update=refreshBcfTopic)
     viewpoints: EnumProperty(items=getBcfViewpoints, name='BCF Viewpoints')
+    topic_guid: StringProperty(default='', name='Topic GUID')
     topic_type: StringProperty(default='', name='Topic Type')
     topic_status: StringProperty(default='', name='Topic Status')
     topic_priority: StringProperty(default='', name='Topic Priority')
@@ -520,6 +535,11 @@ class BCFProperties(PropertyGroup):
     topic_description: StringProperty(default='', name='Topic Description')
     topic_labels: CollectionProperty(name='BCF Topic Labels', type=BcfTopicLabel)
     topic_links: CollectionProperty(name='BCF Topic Links', type=BcfTopicLink)
+    topic_has_snippet: BoolProperty(name='BCF Topic Has Snippet', default=False)
+    topic_snippet_reference: StringProperty(name='BIM Snippet Reference')
+    topic_snippet_schema: StringProperty(name='BIM Snippet Schema')
+    topic_snippet_type: StringProperty(name='BIM Snippet Type')
+    topic_snippet_is_external: BoolProperty(name='Is BIM Snippet External')
 
 
 class MapConversion(PropertyGroup):

src/ifcblenderexport/blenderbim/ui.py

@@ -577,8 +577,8 @@ class BIM_PT_bcf(Panel):
 
         layout.label(text="Reference Links:")
         for index, label in enumerate(props.topic_links):
-            row = layout.row(align=True)
-            row.prop(label, 'name', text='')
+            row = layout.row()
+            row.prop(label, 'name', text='Link {}'.format(index + 1))
             row.operator('bim.open_bcf_reference_link', icon='URL', text='').index = index
 
         layout.label(text="Labels:")
@@ -586,6 +586,20 @@ class BIM_PT_bcf(Panel):
             row = layout.row(align=True)
             row.prop(label, 'name', text='')
 
+        layout.label(text="BIM Snippet:")
+        if props.topic_has_snippet:
+            row = layout.row(align=True)
+            row.prop(props, 'topic_snippet_type')
+            if props.topic_snippet_schema:
+                row.operator('bim.open_bcf_bim_snippet_schema', icon='URL', text='')
+
+            row = layout.row(align=True)
+            row.prop(props, 'topic_snippet_reference')
+            if props.topic_snippet_is_external:
+                row.operator('bim.open_bcf_bim_snippet_reference', icon='URL', text='')
+            else:
+                row.operator('bim.open_bcf_bim_snippet_reference', icon='FILE_FOLDER', text='').topic_guid = props.topic_guid
+
 
 class BIM_PT_qa(Panel):
     bl_label = "BIMTester Quality Auditing"