refactor: io_bpy architecture revamp

multi_user/io_bpy/__init__.py

@@ -16,6 +16,7 @@
 # ##### END GPL LICENSE BLOCK #####
 
 import bpy
+from replication.protocol import ReplicatedDatablock
 
 __all__ = [
     'bl_object',
@@ -48,9 +49,14 @@ __all__ = [
 # if bpy.app.version[1] >= 91:
 #     __all__.append('bl_volume')
 
-from . import bl_object, bl_action, bl_scene, bl_mesh, bl_collection
 from replication.protocol import DataTranslationProtocol
 
-def types_to_register():
+def get_data_translation_protocol()-> DataTranslationProtocol:
-    return __all__
+    """ Return a data translation protocol from implemented bpy types
-
+    """
+    bpy_protocol = DataTranslationProtocol()
+    for module_name in __all__:
+        impl  = globals().get(module_name)
+        if impl and hasattr(impl, "_type") and hasattr(impl, "_type"):
+            bpy_protocol.register_implementation(impl._type, impl._class)
+    return bpy_protocol

multi_user/io_bpy/bl_object.py

@@ -295,11 +295,12 @@ def load_vertex_groups(dumped_vertex_groups: dict, target_object: bpy.types.Obje
 
 class BlObject(ReplicatedDatablock):
     bl_id = "objects"
-    bl_class = bpy.types.Object
     bl_check_common = False
     bl_icon = 'OBJECT_DATA'
     bl_reload_parent = False
 
+    is_root = False
+
     @staticmethod
     def construct(data: dict) -> bpy.types.Object:
         datablock = None
@@ -711,3 +712,6 @@ class BlObject(ReplicatedDatablock):
             deps.extend(find_geometry_nodes_dependencies(datablock.modifiers))
 
         return deps
+
+_type = bpy.types.Object
+_class = BlObject

multi_user/operators.py

@@ -51,7 +51,7 @@ from replication.interface import session
 from replication.porcelain import add, apply, commit
 from replication.repository import Repository
 
-from . import bl_types, environment, timers, ui, utils
+from . import io_bpy, environment, timers, ui, utils
 from .presence import SessionStatusWidget, renderer, view3d_find
 from .timers import registry
 
@@ -189,29 +189,15 @@ class SessionStartOperator(bpy.types.Operator):
 
                 handler.setFormatter(formatter)
 
-        bpy_protocol = DataTranslationProtocol()
+        bpy_protocol = io_bpy.get_data_translation_protocol()
-        supported_bl_types = []
 
         # init the factory with supported types
-        for type in bl_types.types_to_register():
+        for impl in bpy_protocol.implementations.values():
-            type_module = getattr(bl_types, type)
+            if impl.__name__ not in settings.supported_datablocks:
-            name = [e.capitalize() for e in type.split('_')[1:]]
+                logging.info(f"{impl.__name__} not found, \
-            type_impl_name = 'Bl'+''.join(name)
-            type_module_class = getattr(type_module, type_impl_name)
-
-            supported_bl_types.append(type_module_class.bl_id)
-
-            if type_impl_name not in settings.supported_datablocks:
-                logging.info(f"{type_impl_name} not found, \
                              regenerate type settings...")
                 settings.generate_supported_types()
 
-            type_local_config = settings.supported_datablocks[type_impl_name]
-
-            bpy_protocol.register_type(
-                type_module_class.bl_class,
-                type_module_class)
-
         if bpy.app.version[1] >= 91:
             python_binary_path = sys.executable
         else:
@@ -658,7 +644,7 @@ class ApplyArmatureOperator(bpy.types.Operator):
 
         if event.type == 'TIMER':
             if session and session.state == STATE_ACTIVE:
-                nodes = session.list(filter=bl_types.bl_armature.BlArmature)
+                nodes = session.list(filter=io_bpy.bl_armature.BlArmature)
 
                 for node in nodes:
                     node_ref = session.repository.get_node(node)
@@ -857,8 +843,8 @@ class SessionLoadSaveOperator(bpy.types.Operator, ImportHelper):
 
             # init the factory with supported types
             bpy_protocol = DataTranslationProtocol()
-            for type in bl_types.types_to_register():
+            for type in io_bpy.types_to_register():
-                type_module = getattr(bl_types, type)
+                type_module = getattr(io_bpy, type)
                 name = [e.capitalize() for e in type.split('_')[1:]]
                 type_impl_name = 'Bl'+''.join(name)
                 type_module_class = getattr(type_module, type_impl_name)
@@ -928,7 +914,7 @@ classes = (
 )
 
 def update_external_dependencies():
-    nodes_ids = session.list(filter=bl_types.bl_file.BlFile)
+    nodes_ids = session.list(filter=io_bpy.bl_file.BlFile)
     for node_id in nodes_ids:
         node = session.repository.get_node(node_id)
         if node and node.owner in [session.id, RP_COMMON] \

multi_user/preferences.py

@@ -24,7 +24,7 @@ import os
 
 from pathlib import Path
 
-from . import bl_types, environment, addon_updater_ops, presence, ui
+from . import io_bpy, environment, addon_updater_ops, presence, ui
 from .utils import get_preferences, get_expanded_icon
 from replication.constants import RP_COMMON
 from replication.interface import session
@@ -407,18 +407,17 @@ class SessionPrefs(bpy.types.AddonPreferences):
     def generate_supported_types(self):
         self.supported_datablocks.clear()
 
-        for type in bl_types.types_to_register():
+        bpy_protocol = io_bpy.get_data_translation_protocol()
+
+        # init the factory with supported types
+        for impl in bpy_protocol.implementations.values():
             new_db = self.supported_datablocks.add()
 
-            type_module = getattr(bl_types, type)
+            new_db.name = impl.__name__
-            name = [e.capitalize() for e in type.split('_')[1:]]
+            new_db.type_name = impl.__name__
-            type_impl_name = 'Bl'+''.join(name)
-            type_module_class = getattr(type_module, type_impl_name)
-            new_db.name = type_impl_name
-            new_db.type_name = type_impl_name
             new_db.use_as_filter = True
-            new_db.icon = type_module_class.bl_icon
+            new_db.icon = impl.bl_icon
-            new_db.bl_name = type_module_class.bl_id
+            new_db.bl_name = impl.bl_id
 
 
 def client_list_callback(scene, context):
@@ -537,7 +536,7 @@ def register():
 
     prefs = bpy.context.preferences.addons[__package__].preferences
     if len(prefs.supported_datablocks) == 0:
-        logging.debug('Generating bl_types preferences')
+        logging.debug('Generating io_bpy preferences')
         prefs.generate_supported_types()
 
 

tests/test_bl_types/test_action.py

@@ -5,7 +5,7 @@ from deepdiff import DeepDiff
 
 import bpy
 import random
-from multi_user.bl_types.bl_action import BlAction
+from multi_user.io_bpy.bl_action import BlAction
 
 INTERPOLATION = ['CONSTANT', 'LINEAR', 'BEZIER', 'SINE', 'QUAD', 'CUBIC', 'QUART', 'QUINT', 'EXPO', 'CIRC', 'BACK', 'BOUNCE', 'ELASTIC']
 

tests/test_bl_types/test_armature.py

@@ -5,7 +5,7 @@ from deepdiff import DeepDiff
 
 import bpy
 import random
-from multi_user.bl_types.bl_armature import BlArmature
+from multi_user.io_bpy.bl_armature import BlArmature
 
 def test_armature(clear_blend):
     bpy.ops.object.armature_add()

tests/test_bl_types/test_camera.py

@@ -4,7 +4,7 @@ import pytest
 from deepdiff import DeepDiff
 
 import bpy
-from multi_user.bl_types.bl_camera import BlCamera
+from multi_user.io_bpy.bl_camera import BlCamera
 
 
 @pytest.mark.parametrize('camera_type', ['PANO','PERSP','ORTHO'])

tests/test_bl_types/test_collection.py

@@ -5,7 +5,7 @@ from deepdiff import DeepDiff
 from uuid import uuid4
 import bpy
 import random
-from multi_user.bl_types.bl_collection import BlCollection
+from multi_user.io_bpy.bl_collection import BlCollection
 
 def test_collection(clear_blend):
     # Generate a collection with childrens and a cube

tests/test_bl_types/test_curve.py

@@ -5,7 +5,7 @@ from deepdiff import DeepDiff
 
 import bpy
 import random
-from multi_user.bl_types.bl_curve import BlCurve
+from multi_user.io_bpy.bl_curve import BlCurve
 
 @pytest.mark.parametrize('curve_type', ['TEXT','BEZIER'])
 def test_curve(clear_blend, curve_type):

tests/test_bl_types/test_gpencil.py

@@ -4,7 +4,7 @@ import pytest
 from deepdiff import DeepDiff
 
 import bpy
-from multi_user.bl_types.bl_gpencil import BlGpencil
+from multi_user.io_bpy.bl_gpencil import BlGpencil
 
 
 def test_gpencil(clear_blend):

tests/test_bl_types/test_lattice.py

@@ -4,7 +4,7 @@ import pytest
 from deepdiff import DeepDiff
 
 import bpy
-from multi_user.bl_types.bl_lattice import BlLattice
+from multi_user.io_bpy.bl_lattice import BlLattice
 
 
 def test_lattice(clear_blend):

tests/test_bl_types/test_lightprobes.py

@@ -4,7 +4,7 @@ import pytest
 from deepdiff import DeepDiff
 
 import bpy
-from multi_user.bl_types.bl_lightprobe import BlLightprobe
+from multi_user.io_bpy.bl_lightprobe import BlLightprobe
 
 
 @pytest.mark.skipif(bpy.app.version[1] < 83, reason="requires blender 2.83 or higher")

tests/test_bl_types/test_lights.py

@@ -4,7 +4,7 @@ import pytest
 from deepdiff import DeepDiff
 
 import bpy
-from multi_user.bl_types.bl_light import BlLight
+from multi_user.io_bpy.bl_light import BlLight
 
 
 @pytest.mark.parametrize('light_type', ['SPOT','SUN','POINT','AREA'])

tests/test_bl_types/test_material.py

@@ -4,7 +4,7 @@ import pytest
 from deepdiff import DeepDiff
 
 import bpy
-from multi_user.bl_types.bl_material import BlMaterial
+from multi_user.io_bpy.bl_material import BlMaterial
 
 
 def test_material_nodes(clear_blend):

tests/test_bl_types/test_mesh.py

@@ -5,7 +5,7 @@ from deepdiff import DeepDiff
 
 import bpy
 import random
-from multi_user.bl_types.bl_mesh import BlMesh
+from multi_user.io_bpy.bl_mesh import BlMesh
 
 @pytest.mark.parametrize('mesh_type', ['EMPTY','FILLED'])
 def test_mesh(clear_blend, mesh_type):

tests/test_bl_types/test_metaball.py

@@ -4,7 +4,7 @@ import pytest
 from deepdiff import DeepDiff
 
 import bpy
-from multi_user.bl_types.bl_metaball import BlMetaball
+from multi_user.io_bpy.bl_metaball import BlMetaball
 
 
 @pytest.mark.parametrize('metaballs_type', ['PLANE','CAPSULE','BALL','ELLIPSOID','CUBE'])

tests/test_bl_types/test_object.py

@@ -5,7 +5,7 @@ from deepdiff import DeepDiff
 
 import bpy
 import random
-from multi_user.bl_types.bl_object import BlObject
+from multi_user.io_bpy.bl_object import BlObject
 
 # Removed 'BUILD', 'SOFT_BODY' modifier because the seed doesn't seems to be
 # correctly initialized (#TODO: report the bug)

tests/test_bl_types/test_scene.py

@@ -5,7 +5,7 @@ from deepdiff import DeepDiff
 
 import bpy
 import random
-from multi_user.bl_types.bl_scene import BlScene
+from multi_user.io_bpy.bl_scene import BlScene
 from multi_user.utils import get_preferences
 
 def test_scene(clear_blend):

tests/test_bl_types/test_speaker.py

@@ -5,7 +5,7 @@ from deepdiff import DeepDiff
 
 import bpy
 import random
-from multi_user.bl_types.bl_speaker import BlSpeaker
+from multi_user.io_bpy.bl_speaker import BlSpeaker
 
 def test_speaker(clear_blend):
     bpy.ops.object.speaker_add()

tests/test_bl_types/test_texture.py

@@ -5,7 +5,7 @@ from deepdiff import DeepDiff
 
 import bpy
 import random
-from multi_user.bl_types.bl_texture import BlTexture
+from multi_user.io_bpy.bl_texture import BlTexture
 
 TEXTURE_TYPES = ['NONE', 'BLEND', 'CLOUDS', 'DISTORTED_NOISE', 'IMAGE', 'MAGIC', 'MARBLE', 'MUSGRAVE', 'NOISE', 'STUCCI', 'VORONOI', 'WOOD']
 

tests/test_bl_types/test_volume.py

@@ -5,7 +5,7 @@ from deepdiff import DeepDiff
 
 import bpy
 import random
-from multi_user.bl_types.bl_volume import BlVolume
+from multi_user.io_bpy.bl_volume import BlVolume
 
 def test_volume(clear_blend):
     datablock = bpy.data.volumes.new("Test")

tests/test_bl_types/test_world.py

@@ -5,7 +5,7 @@ from deepdiff import DeepDiff
 
 import bpy
 import random
-from multi_user.bl_types.bl_world import BlWorld
+from multi_user.io_bpy.bl_world import BlWorld
 
 def test_world(clear_blend):
     datablock = bpy.data.worlds.new('test')