Merge branch 'develop' into bugfix/task_deadline

client/ayon_core/hosts/aftereffects/api/pipeline.py

@@ -8,14 +8,11 @@ from ayon_core.lib import Logger, register_event_callback
 from ayon_core.pipeline import (
     register_loader_plugin_path,
     register_creator_plugin_path,
+    register_workfile_build_plugin_path,
     AVALON_CONTAINER_ID,
     AVALON_INSTANCE_ID,
     AYON_INSTANCE_ID,
 )
-from ayon_core.hosts.aftereffects.api.workfile_template_builder import (
-    AEPlaceholderLoadPlugin,
-    AEPlaceholderCreatePlugin
-)
 from ayon_core.pipeline.load import any_outdated_containers
 import ayon_core.hosts.aftereffects
 
@@ -40,6 +37,7 @@ PLUGINS_DIR = os.path.join(HOST_DIR, "plugins")
 PUBLISH_PATH = os.path.join(PLUGINS_DIR, "publish")
 LOAD_PATH = os.path.join(PLUGINS_DIR, "load")
 CREATE_PATH = os.path.join(PLUGINS_DIR, "create")
+WORKFILE_BUILD_PATH = os.path.join(PLUGINS_DIR, "workfile_build")
 
 
 class AfterEffectsHost(HostBase, IWorkfileHost, ILoadHost, IPublishHost):
@@ -76,6 +74,7 @@ class AfterEffectsHost(HostBase, IWorkfileHost, ILoadHost, IPublishHost):
 
         register_loader_plugin_path(LOAD_PATH)
         register_creator_plugin_path(CREATE_PATH)
+        register_workfile_build_plugin_path(WORKFILE_BUILD_PATH)
 
         register_event_callback("application.launched", application_launch)
 
@@ -118,12 +117,6 @@ class AfterEffectsHost(HostBase, IWorkfileHost, ILoadHost, IPublishHost):
         item["id"] = "publish_context"
         self.stub.imprint(item["id"], item)
 
-    def get_workfile_build_placeholder_plugins(self):
-        return [
-            AEPlaceholderLoadPlugin,
-            AEPlaceholderCreatePlugin
-        ]
-
     # created instances section
     def list_instances(self):
         """List all created instances from current workfile which

client/ayon_core/hosts/aftereffects/api/workfile_template_builder.py

@@ -1,6 +1,7 @@
 import os.path
 import uuid
 import shutil
+from abc import abstractmethod
 
 from ayon_core.pipeline import registered_host
 from ayon_core.tools.workfile_template_build import (
@@ -9,13 +10,9 @@ from ayon_core.tools.workfile_template_build import (
 from ayon_core.pipeline.workfile.workfile_template_builder import (
     AbstractTemplateBuilder,
     PlaceholderPlugin,
-    LoadPlaceholderItem,
-    CreatePlaceholderItem,
-    PlaceholderLoadMixin,
-    PlaceholderCreateMixin
+    PlaceholderItem
 )
 from ayon_core.hosts.aftereffects.api import get_stub
-from ayon_core.hosts.aftereffects.api.lib import set_settings
 
 PLACEHOLDER_SET = "PLACEHOLDERS_SET"
 PLACEHOLDER_ID = "openpype.placeholder"
@@ -51,6 +48,10 @@ class AETemplateBuilder(AbstractTemplateBuilder):
 class AEPlaceholderPlugin(PlaceholderPlugin):
     """Contains generic methods for all PlaceholderPlugins."""
 
+    @abstractmethod
+    def _create_placeholder_item(self, item_data: dict) -> PlaceholderItem:
+        pass
+
     def collect_placeholders(self):
         """Collect info from file metadata about created placeholders.
 
@@ -63,17 +64,7 @@ class AEPlaceholderPlugin(PlaceholderPlugin):
             if item.get("plugin_identifier") != self.identifier:
                 continue
 
-            if isinstance(self, AEPlaceholderLoadPlugin):
-                item = LoadPlaceholderItem(item["uuid"],
-                                           item["data"],
-                                           self)
-            elif isinstance(self, AEPlaceholderCreatePlugin):
-                item = CreatePlaceholderItem(item["uuid"],
-                                             item["data"],
-                                             self)
-            else:
-                raise NotImplementedError(f"Not implemented for {type(self)}")
-
+            item = self._create_placeholder_item(item)
             output.append(item)
 
         return output
@@ -135,87 +126,6 @@ class AEPlaceholderPlugin(PlaceholderPlugin):
         stub.imprint(item_id, container_data)
 
 
-class AEPlaceholderCreatePlugin(AEPlaceholderPlugin, PlaceholderCreateMixin):
-    """Adds Create placeholder.
-
-    This adds composition and runs Create
-    """
-    identifier = "aftereffects.create"
-    label = "AfterEffects create"
-
-    def create_placeholder(self, placeholder_data):
-        stub = get_stub()
-        name = "CREATEPLACEHOLDER"
-        item_id = stub.add_item(name, "COMP")
-
-        self._imprint_item(item_id, name, placeholder_data, stub)
-
-    def populate_placeholder(self, placeholder):
-        """Replace 'placeholder' with publishable instance.
-
-        Renames prepared composition name, creates publishable instance, sets
-        frame/duration settings according to DB.
-        """
-        pre_create_data = {"use_selection": True}
-        item_id, item = self._get_item(placeholder)
-        get_stub().select_items([item_id])
-        self.populate_create_placeholder(placeholder, pre_create_data)
-
-        # apply settings for populated composition
-        item_id, metadata_item = self._get_item(placeholder)
-        set_settings(True, True, [item_id])
-
-    def get_placeholder_options(self, options=None):
-        return self.get_create_plugin_options(options)
-
-
-class AEPlaceholderLoadPlugin(AEPlaceholderPlugin, PlaceholderLoadMixin):
-    identifier = "aftereffects.load"
-    label = "AfterEffects load"
-
-    def create_placeholder(self, placeholder_data):
-        """Creates AE's Placeholder item in Project items list.
-
-         Sets dummy resolution/duration/fps settings, will be replaced when
-         populated.
-         """
-        stub = get_stub()
-        name = "LOADERPLACEHOLDER"
-        item_id = stub.add_placeholder(name, 1920, 1060, 25, 10)
-
-        self._imprint_item(item_id, name, placeholder_data, stub)
-
-    def populate_placeholder(self, placeholder):
-        """Use Openpype Loader from `placeholder` to create new FootageItems
-
-        New FootageItems are created, files are imported.
-        """
-        self.populate_load_placeholder(placeholder)
-        errors = placeholder.get_errors()
-        stub = get_stub()
-        if errors:
-            stub.print_msg("\n".join(errors))
-        else:
-            if not placeholder.data["keep_placeholder"]:
-                metadata = stub.get_metadata()
-                for item in metadata:
-                    if not item.get("is_placeholder"):
-                        continue
-                    scene_identifier = item.get("uuid")
-                    if (scene_identifier and
-                            scene_identifier == placeholder.scene_identifier):
-                        stub.delete_item(item["members"][0])
-                stub.remove_instance(placeholder.scene_identifier, metadata)
-
-    def get_placeholder_options(self, options=None):
-        return self.get_load_plugin_options(options)
-
-    def load_succeed(self, placeholder, container):
-        placeholder_item_id, _ = self._get_item(placeholder)
-        item_id = container.id
-        get_stub().add_item_instead_placeholder(placeholder_item_id, item_id)
-
-
 def build_workfile_template(*args, **kwargs):
     builder = AETemplateBuilder(registered_host())
     builder.build_template(*args, **kwargs)

client/ayon_core/hosts/aftereffects/plugins/workfile_build/create_placeholder.py

@@ -0,0 +1,49 @@
+from ayon_core.pipeline.workfile.workfile_template_builder import (
+    CreatePlaceholderItem,
+    PlaceholderCreateMixin
+)
+from ayon_core.hosts.aftereffects.api import get_stub
+from ayon_core.hosts.aftereffects.api.lib import set_settings
+import ayon_core.hosts.aftereffects.api.workfile_template_builder as wtb
+
+
+class AEPlaceholderCreatePlugin(wtb.AEPlaceholderPlugin,
+                                PlaceholderCreateMixin):
+    """Adds Create placeholder.
+
+    This adds composition and runs Create
+    """
+    identifier = "aftereffects.create"
+    label = "AfterEffects create"
+
+    def _create_placeholder_item(self, item_data) -> CreatePlaceholderItem:
+        return CreatePlaceholderItem(
+            scene_identifier=item_data["uuid"],
+            data=item_data["data"],
+            plugin=self
+        )
+
+    def create_placeholder(self, placeholder_data):
+        stub = get_stub()
+        name = "CREATEPLACEHOLDER"
+        item_id = stub.add_item(name, "COMP")
+
+        self._imprint_item(item_id, name, placeholder_data, stub)
+
+    def populate_placeholder(self, placeholder):
+        """Replace 'placeholder' with publishable instance.
+
+        Renames prepared composition name, creates publishable instance, sets
+        frame/duration settings according to DB.
+        """
+        pre_create_data = {"use_selection": True}
+        item_id, item = self._get_item(placeholder)
+        get_stub().select_items([item_id])
+        self.populate_create_placeholder(placeholder, pre_create_data)
+
+        # apply settings for populated composition
+        item_id, metadata_item = self._get_item(placeholder)
+        set_settings(True, True, [item_id])
+
+    def get_placeholder_options(self, options=None):
+        return self.get_create_plugin_options(options)

client/ayon_core/hosts/aftereffects/plugins/workfile_build/load_placeholder.py

@@ -0,0 +1,60 @@
+from ayon_core.pipeline.workfile.workfile_template_builder import (
+    LoadPlaceholderItem,
+    PlaceholderLoadMixin
+)
+from ayon_core.hosts.aftereffects.api import get_stub
+import ayon_core.hosts.aftereffects.api.workfile_template_builder as wtb
+
+
+class AEPlaceholderLoadPlugin(wtb.AEPlaceholderPlugin, PlaceholderLoadMixin):
+    identifier = "aftereffects.load"
+    label = "AfterEffects load"
+
+    def _create_placeholder_item(self, item_data) -> LoadPlaceholderItem:
+        return LoadPlaceholderItem(
+            scene_identifier=item_data["uuid"],
+            data=item_data["data"],
+            plugin=self
+        )
+
+    def create_placeholder(self, placeholder_data):
+        """Creates AE's Placeholder item in Project items list.
+
+         Sets dummy resolution/duration/fps settings, will be replaced when
+         populated.
+         """
+        stub = get_stub()
+        name = "LOADERPLACEHOLDER"
+        item_id = stub.add_placeholder(name, 1920, 1060, 25, 10)
+
+        self._imprint_item(item_id, name, placeholder_data, stub)
+
+    def populate_placeholder(self, placeholder):
+        """Use Openpype Loader from `placeholder` to create new FootageItems
+
+        New FootageItems are created, files are imported.
+        """
+        self.populate_load_placeholder(placeholder)
+        errors = placeholder.get_errors()
+        stub = get_stub()
+        if errors:
+            stub.print_msg("\n".join(errors))
+        else:
+            if not placeholder.data["keep_placeholder"]:
+                metadata = stub.get_metadata()
+                for item in metadata:
+                    if not item.get("is_placeholder"):
+                        continue
+                    scene_identifier = item.get("uuid")
+                    if (scene_identifier and
+                            scene_identifier == placeholder.scene_identifier):
+                        stub.delete_item(item["members"][0])
+                stub.remove_instance(placeholder.scene_identifier, metadata)
+
+    def get_placeholder_options(self, options=None):
+        return self.get_load_plugin_options(options)
+
+    def load_succeed(self, placeholder, container):
+        placeholder_item_id, _ = self._get_item(placeholder)
+        item_id = container.id
+        get_stub().add_item_instead_placeholder(placeholder_item_id, item_id)

client/ayon_core/hosts/hiero/api/events.py

@@ -8,6 +8,7 @@ from .lib import (
     sync_avalon_data_to_workfile,
     launch_workfiles_app,
     before_project_save,
+    apply_colorspace_project
 )
 from .tags import add_tags_to_workfile
 from .menu import update_menu_task_label
@@ -44,6 +45,8 @@ def afterNewProjectCreated(event):
         # reset workfiles startup not to open any more in session
         os.environ["WORKFILES_STARTUP"] = "0"
 
+    apply_colorspace_project()
+
 
 def beforeProjectLoad(event):
     log.info("before project load event...")
@@ -122,6 +125,7 @@ def register_hiero_events():
     except RuntimeError:
         pass
 
+
 def register_events():
     """
     Adding all callbacks.

client/ayon_core/hosts/hiero/api/lib.py

@@ -11,7 +11,6 @@ import warnings
 import json
 import ast
 import secrets
-import shutil
 import hiero
 
 from qtpy import QtWidgets, QtCore
@@ -36,9 +35,6 @@ from .constants import (
     DEFAULT_SEQUENCE_NAME,
     DEFAULT_BIN_NAME
 )
-from ayon_core.pipeline.colorspace import (
-    get_imageio_config
-)
 
 
 class _CTX:
@@ -105,9 +101,9 @@ def flatten(list_):
 
 
 def get_current_project(remove_untitled=False):
-    projects = flatten(hiero.core.projects())
+    projects = hiero.core.projects()
     if not remove_untitled:
-        return next(iter(projects))
+        return projects[0]
 
     # if remove_untitled
     for proj in projects:
@@ -1050,18 +1046,68 @@ def _set_hrox_project_knobs(doc, **knobs):
 
 
 def apply_colorspace_project():
-    project_name = get_current_project_name()
-    # get path the the active projects
-    project = get_current_project(remove_untitled=True)
-    current_file = project.path()
-
-    # close the active project
-    project.close()
+    """Apply colorspaces from settings.
 
+    Due to not being able to set the project settings through the Python API,
+    we need to do use some dubious code to find the widgets and set them. It is
+    possible to set the project settings without traversing through the widgets
+    but it involves reading the hrox files from disk with XML, so no in-memory
+    support. See https://community.foundry.com/discuss/topic/137771/change-a-project-s-default-color-transform-with-python  # noqa
+    for more details.
+    """
     # get presets for hiero
+    project_name = get_current_project_name()
     imageio = get_project_settings(project_name)["hiero"]["imageio"]
     presets = imageio.get("workfile")
 
+    # Open Project Settings UI.
+    for act in hiero.ui.registeredActions():
+        if act.objectName() == "foundry.project.settings":
+            act.trigger()
+
+    # Find widgets from their sibling label.
+    labels = {
+        "Working Space:": "workingSpace",
+        "Viewer:": "viewerLut",
+        "Thumbnails:": "thumbnailLut",
+        "Monitor Out:": "monitorOutLut",
+        "8 Bit Files:": "eightBitLut",
+        "16 Bit Files:": "sixteenBitLut",
+        "Log Files:": "logLut",
+        "Floating Point Files:": "floatLut"
+    }
+    widgets = {x: None for x in labels.values()}
+
+    def _recursive_children(widget, labels, widgets):
+        children = widget.children()
+        for count, child in enumerate(children):
+            if isinstance(child, QtWidgets.QLabel):
+                if child.text() in labels.keys():
+                    widgets[labels[child.text()]] = children[count + 1]
+            _recursive_children(child, labels, widgets)
+
+    app = QtWidgets.QApplication.instance()
+    title = "Project Settings"
+    for widget in app.topLevelWidgets():
+        if isinstance(widget, QtWidgets.QMainWindow):
+            if widget.windowTitle() != title:
+                continue
+            _recursive_children(widget, labels, widgets)
+            widget.close()
+
+    msg = "Setting value \"{}\" is not a valid option for \"{}\""
+    for key, widget in widgets.items():
+        options = [widget.itemText(i) for i in range(widget.count())]
+        setting_value = presets[key]
+        assert setting_value in options, msg.format(setting_value, key)
+        widget.setCurrentText(presets[key])
+
+    # This code block is for setting up project colorspaces for files on disk.
+    # Due to not having Python API access to set the project settings, the
+    # Foundry recommended way is to modify the hrox files on disk with XML. See
+    # this forum thread for more details;
+    # https://community.foundry.com/discuss/topic/137771/change-a-project-s-default-color-transform-with-python  # noqa
+    '''
     # backward compatibility layer
     # TODO: remove this after some time
     config_data = get_imageio_config(
@@ -1074,6 +1120,13 @@ def apply_colorspace_project():
             "ocioConfigName": "custom"
         })
 
+    # get path the the active projects
+    project = get_current_project()
+    current_file = project.path()
+
+    msg = "The project needs to be saved to disk to apply colorspace settings."
+    assert current_file, msg
+
     # save the workfile as subversion "comment:_colorspaceChange"
     split_current_file = os.path.splitext(current_file)
     copy_current_file = current_file
@@ -1116,6 +1169,7 @@ def apply_colorspace_project():
 
     # open the file as current project
     hiero.core.openProject(copy_current_file)
+    '''
 
 
 def apply_colorspace_clips():
@@ -1125,10 +1179,8 @@ def apply_colorspace_clips():
 
     # get presets for hiero
     imageio = get_project_settings(project_name)["hiero"]["imageio"]
-    from pprint import pprint
 
     presets = imageio.get("regexInputs", {}).get("inputs", {})
-    pprint(presets)
     for clip in clips:
         clip_media_source_path = clip.mediaSource().firstpath()
         clip_name = clip.name()

client/ayon_core/hosts/hiero/api/tags.py

@@ -144,7 +144,7 @@ def add_tags_to_workfile():
     # Get project task types.
     project_name = get_current_project_name()
     project_entity = ayon_api.get_project(project_name)
-    task_types = project_entity["taskType"]
+    task_types = project_entity["taskTypes"]
     nks_pres_tags["[Tasks]"] = {}
     log.debug("__ tasks: {}".format(task_types))
     for task_type in task_types:

client/ayon_core/hosts/houdini/hooks/set_default_display_and_view.py

@@ -24,8 +24,14 @@ class SetDefaultDisplayView(PreLaunchHook):
         if not OCIO:
             return
 
+        # workfile settings added in '0.2.13'
         houdini_color_settings = \
-            self.data["project_settings"]["houdini"]["imageio"]["workfile"]
+            self.data["project_settings"]["houdini"]["imageio"].get("workfile")
+
+        if not houdini_color_settings:
+            self.log.info("Hook 'SetDefaultDisplayView' requires Houdini "
+                           "addon version >= '0.2.13'")
+            return
 
         if not houdini_color_settings["enabled"]:
             self.log.info(

client/ayon_core/hosts/houdini/plugins/create/create_review.py

@@ -18,8 +18,11 @@ class CreateReview(plugin.HoudiniCreator):
 
     def apply_settings(self, project_settings):
         super(CreateReview, self).apply_settings(project_settings)
-        color_settings = project_settings["houdini"]["imageio"]["workfile"]
-        if color_settings["enabled"]:
+        # workfile settings added in '0.2.13'
+        color_settings = project_settings["houdini"]["imageio"].get(
+            "workfile", {}
+        )
+        if color_settings.get("enabled"):
             self.review_color_space = color_settings.get("review_color_space")
 
     def create(self, product_name, instance_data, pre_create_data):

client/ayon_core/hosts/houdini/plugins/publish/validate_cop_output_node.py

@@ -1,7 +1,6 @@
 # -*- coding: utf-8 -*-
-import sys
+import hou
 import pyblish.api
-import six
 
 from ayon_core.pipeline import PublishValidationError
 
@@ -26,28 +25,21 @@ class ValidateCopOutputNode(pyblish.api.InstancePlugin):
         invalid = self.get_invalid(instance)
         if invalid:
             raise PublishValidationError(
-                ("Output node(s) `{}` are incorrect. "
-                 "See plug-in log for details.").format(invalid),
-                title=self.label
+                "Output node '{}' is incorrect. "
+                "See plug-in log for details.".format(invalid),
+                title=self.label,
+                description=(
+                    "### Invalid COP output node\n\n"
+                    "The output node path for the instance must be set to a "
+                    "valid COP node path.\n\nSee the log for more details."
+                )
             )
 
     @classmethod
     def get_invalid(cls, instance):
+        output_node = instance.data.get("output_node")
 
-        import hou
-
-        try:
-            output_node = instance.data["output_node"]
-        except KeyError:
-            six.reraise(
-                PublishValidationError,
-                PublishValidationError(
-                    "Can't determine COP output node.",
-                    title=cls.__name__),
-                sys.exc_info()[2]
-            )
-
-        if output_node is None:
+        if not output_node:
             node = hou.node(instance.data.get("instance_node"))
             cls.log.error(
                 "COP Output node in '%s' does not exist. "
@@ -61,8 +53,8 @@ class ValidateCopOutputNode(pyblish.api.InstancePlugin):
             cls.log.error(
                 "Output node %s is not a COP node. "
                 "COP Path must point to a COP node, "
-                "instead found category type: %s"
-                % (output_node.path(), output_node.type().category().name())
+                "instead found category type: %s",
+                output_node.path(), output_node.type().category().name()
             )
             return [output_node.path()]
 
@@ -70,9 +62,7 @@ class ValidateCopOutputNode(pyblish.api.InstancePlugin):
         # is Cop2 to avoid potential edge case scenarios even though
         # the isinstance check above should be stricter than this category
         if output_node.type().category().name() != "Cop2":
-            raise PublishValidationError(
-                (
-                    "Output node {} is not of category Cop2."
-                    " This is a bug..."
-                ).format(output_node.path()),
-                title=cls.label)
+            cls.log.error(
+                "Output node %s is not of category Cop2.", output_node.path()
+            )
+            return [output_node.path()]

client/ayon_core/hosts/houdini/plugins/publish/validate_review_colorspace.py

@@ -45,9 +45,12 @@ class ValidateReviewColorspace(pyblish.api.InstancePlugin,
                                        category="houdini")
         apply_plugin_settings_automatically(cls, settings, logger=cls.log)
 
+        # workfile settings added in '0.2.13'
+        color_settings = project_settings["houdini"]["imageio"].get(
+            "workfile", {}
+        )
         # Add review color settings
-        color_settings = project_settings["houdini"]["imageio"]["workfile"]
-        if color_settings["enabled"]:
+        if color_settings.get("enabled"):
             cls.review_color_space = color_settings.get("review_color_space")
 
 

client/ayon_core/hosts/max/api/lib.py

@@ -496,9 +496,9 @@ def object_transform_set(container_children):
     """
     transform_set = {}
     for node in container_children:
-        name = f"{node.name}.transform"
+        name = f"{node}.transform"
         transform_set[name] = node.pos
-        name = f"{node.name}.scale"
+        name = f"{node}.scale"
         transform_set[name] = node.scale
     return transform_set
 
@@ -519,6 +519,36 @@ def get_plugins() -> list:
     return plugin_info_list
 
 
+def update_modifier_node_names(event, node):
+    """Update the name of the nodes after renaming
+
+    Args:
+        event (pymxs.MXSWrapperBase): Event Name (
+            Mandatory argument for rt.NodeEventCallback)
+        node (list): Event Number (
+            Mandatory argument for rt.NodeEventCallback)
+
+    """
+    containers = [
+        obj
+        for obj in rt.Objects
+        if (
+            rt.ClassOf(obj) == rt.Container
+            and rt.getUserProp(obj, "id") == "pyblish.avalon.instance"
+            and rt.getUserProp(obj, "productType") not in {
+                "workfile", "tyflow"
+            }
+        )
+    ]
+    if not containers:
+        return
+    for container in containers:
+        ayon_data = container.modifiers[0].openPypeData
+        updated_node_names = [str(node.node) for node
+                              in ayon_data.all_handles]
+        rt.setProperty(ayon_data, "sel_list", updated_node_names)
+
+
 @contextlib.contextmanager
 def render_resolution(width, height):
     """Set render resolution option during context

client/ayon_core/hosts/max/api/pipeline.py

@@ -63,6 +63,8 @@ class MaxHost(HostBase, IWorkfileHost, ILoadHost, IPublishHost):
 
         rt.callbacks.addScript(rt.Name('postWorkspaceChange'),
                                self._deferred_menu_creation)
+        rt.NodeEventCallback(
+            nameChanged=lib.update_modifier_node_names)
 
     def workfile_has_unsaved_changes(self):
         return rt.getSaveRequired()

client/ayon_core/hosts/max/plugins/load/load_max_scene.py

@@ -117,7 +117,7 @@ class MaxSceneLoader(load.LoaderPlugin):
         )
         for max_obj, obj_name in zip(max_objects, max_object_names):
             max_obj.name = f"{namespace}:{obj_name}"
-            max_container.append(rt.getNodeByName(max_obj.name))
+            max_container.append(max_obj)
         return containerise(
             name, max_container, context,
             namespace, loader=self.__class__.__name__)
@@ -158,11 +158,11 @@ class MaxSceneLoader(load.LoaderPlugin):
                                      current_max_object_names):
             max_obj.name = f"{namespace}:{obj_name}"
             max_objects.append(max_obj)
-            max_transform = f"{max_obj.name}.transform"
+            max_transform = f"{max_obj}.transform"
             if max_transform in transform_data.keys():
                 max_obj.pos = transform_data[max_transform] or 0
                 max_obj.scale = transform_data[
-                    f"{max_obj.name}.scale"] or 0
+                    f"{max_obj}.scale"] or 0
 
         update_custom_attribute_data(node, max_objects)
         lib.imprint(container["instance_node"], {

client/ayon_core/hosts/max/plugins/load/load_model_fbx.py

@@ -76,11 +76,11 @@ class FbxModelLoader(load.LoaderPlugin):
         for fbx_object in current_fbx_objects:
             fbx_object.name = f"{namespace}:{fbx_object.name}"
             fbx_objects.append(fbx_object)
-            fbx_transform = f"{fbx_object.name}.transform"
+            fbx_transform = f"{fbx_object}.transform"
             if fbx_transform in transform_data.keys():
                 fbx_object.pos = transform_data[fbx_transform] or 0
                 fbx_object.scale = transform_data[
-                    f"{fbx_object.name}.scale"] or 0
+                    f"{fbx_object}.scale"] or 0
 
         with maintained_selection():
             rt.Select(node)

client/ayon_core/hosts/max/plugins/load/load_model_obj.py

@@ -67,11 +67,11 @@ class ObjLoader(load.LoaderPlugin):
         selections = rt.GetCurrentSelection()
         for selection in selections:
             selection.name = f"{namespace}:{selection.name}"
-            selection_transform = f"{selection.name}.transform"
+            selection_transform = f"{selection}.transform"
             if selection_transform in transform_data.keys():
                 selection.pos = transform_data[selection_transform] or 0
                 selection.scale = transform_data[
-                    f"{selection.name}.scale"] or 0
+                    f"{selection}.scale"] or 0
         update_custom_attribute_data(node, selections)
         with maintained_selection():
             rt.Select(node)

client/ayon_core/hosts/max/plugins/load/load_model_usd.py

@@ -95,11 +95,11 @@ class ModelUSDLoader(load.LoaderPlugin):
         for children in asset.Children:
             children.name = f"{namespace}:{children.name}"
             usd_objects.append(children)
-            children_transform = f"{children.name}.transform"
+            children_transform = f"{children}.transform"
             if children_transform in transform_data.keys():
                 children.pos = transform_data[children_transform] or 0
                 children.scale = transform_data[
-                    f"{children.name}.scale"] or 0
+                    f"{children}.scale"] or 0
 
         asset.name = f"{namespace}:{asset.name}"
         usd_objects.append(asset)

client/ayon_core/hosts/max/plugins/load/load_pointcache_ornatrix.py

@@ -92,10 +92,10 @@ class OxAbcLoader(load.LoaderPlugin):
             abc.Parent = container
             abc.name = f"{namespace}:{abc.name}"
             ox_abc_objects.append(abc)
-            ox_transform = f"{abc.name}.transform"
+            ox_transform = f"{abc}.transform"
             if ox_transform in transform_data.keys():
                 abc.pos = transform_data[ox_transform] or 0
-                abc.scale = transform_data[f"{abc.name}.scale"] or 0
+                abc.scale = transform_data[f"{abc}.scale"] or 0
         update_custom_attribute_data(node, ox_abc_objects)
         lib.imprint(
             container["instance_node"],

client/ayon_core/hosts/max/plugins/publish/extract_alembic.py

@@ -53,6 +53,7 @@ class ExtractAlembic(publish.Extractor,
     hosts = ["max"]
     families = ["pointcache"]
     optional = True
+    active = True
 
     def process(self, instance):
         if not self.is_active(instance.data):
@@ -102,24 +103,27 @@ class ExtractAlembic(publish.Extractor,
 
     @classmethod
     def get_attribute_defs(cls):
-        return [
+        defs = super(ExtractAlembic, cls).get_attribute_defs()
+        defs.extend([
             BoolDef("custom_attrs",
                     label="Custom Attributes",
                     default=False),
-        ]
+        ])
+        return defs
 
 
 class ExtractCameraAlembic(ExtractAlembic):
     """Extract Camera with AlembicExport."""
-
     label = "Extract Alembic Camera"
     families = ["camera"]
+    optional = True
 
 
-class ExtractModel(ExtractAlembic):
+class ExtractModelAlembic(ExtractAlembic):
     """Extract Geometry in Alembic Format"""
     label = "Extract Geometry (Alembic)"
     families = ["model"]
+    optional = True
 
     def _set_abc_attributes(self, instance):
         attr_values = self.get_attr_values_from_data(instance.data)

client/ayon_core/hosts/maya/api/lib.py

@@ -2520,7 +2520,16 @@ def set_scene_fps(fps, update=True):
     """
 
     fps_mapping = {
+        '2': '2fps',
+        '3': '3fps',
+        '4': '4fps',
+        '5': '5fps',
+        '6': '6fps',
+        '8': '8fps',
+        '10': '10fps',
+        '12': '12fps',
         '15': 'game',
+        '16': '16fps',
         '24': 'film',
         '25': 'pal',
         '30': 'ntsc',
@@ -2612,21 +2621,24 @@ def get_fps_for_current_context():
     Returns:
         Union[int, float]: FPS value.
     """
-
-    project_name = get_current_project_name()
-    folder_path = get_current_folder_path()
-    folder_entity = ayon_api.get_folder_by_path(
-        project_name, folder_path, fields={"attrib.fps"}
-    ) or {}
-    fps = folder_entity.get("attrib", {}).get("fps")
+    task_entity = get_current_task_entity(fields={"attrib"})
+    fps = task_entity.get("attrib", {}).get("fps")
     if not fps:
-        project_entity = ayon_api.get_project(
-            project_name, fields=["attrib.fps"]
+        project_name = get_current_project_name()
+        folder_path = get_current_folder_path()
+        folder_entity = ayon_api.get_folder_by_path(
+            project_name, folder_path, fields={"attrib.fps"}
         ) or {}
-        fps = project_entity.get("attrib", {}).get("fps")
 
+        fps = folder_entity.get("attrib", {}).get("fps")
         if not fps:
-            fps = 25
+            project_entity = ayon_api.get_project(
+                project_name, fields=["attrib.fps"]
+            ) or {}
+            fps = project_entity.get("attrib", {}).get("fps")
+
+            if not fps:
+                fps = 25
 
     return convert_to_maya_fps(fps)
 

client/ayon_core/hosts/maya/api/lib_renderproducts.py

@@ -720,7 +720,8 @@ class RenderProductsArnold(ARenderProducts):
 
         # AOVs > Legacy > Maya Render View > Mode
         aovs_enabled = bool(
-            self._get_attr("defaultArnoldRenderOptions.aovMode")
+            self._get_attr(
+                "defaultArnoldRenderOptions.aovMode", as_string=False)
         )
         if not aovs_enabled:
             return beauty_products

client/ayon_core/hosts/maya/api/pipeline.py

@@ -30,9 +30,11 @@ from ayon_core.pipeline import (
     register_loader_plugin_path,
     register_inventory_action_path,
     register_creator_plugin_path,
+    register_workfile_build_plugin_path,
     deregister_loader_plugin_path,
     deregister_inventory_action_path,
     deregister_creator_plugin_path,
+    deregister_workfile_build_plugin_path,
     AYON_CONTAINER_ID,
     AVALON_CONTAINER_ID,
 )
@@ -47,7 +49,6 @@ from ayon_core.hosts.maya import MAYA_ROOT_DIR
 from ayon_core.hosts.maya.lib import create_workspace_mel
 
 from . import menu, lib
-from .workfile_template_builder import MayaPlaceholderLoadPlugin
 from .workio import (
     open_file,
     save_file,
@@ -64,6 +65,7 @@ PUBLISH_PATH = os.path.join(PLUGINS_DIR, "publish")
 LOAD_PATH = os.path.join(PLUGINS_DIR, "load")
 CREATE_PATH = os.path.join(PLUGINS_DIR, "create")
 INVENTORY_PATH = os.path.join(PLUGINS_DIR, "inventory")
+WORKFILE_BUILD_PATH = os.path.join(PLUGINS_DIR, "workfile_build")
 
 AVALON_CONTAINERS = ":AVALON_CONTAINERS"
 
@@ -93,7 +95,7 @@ class MayaHost(HostBase, IWorkfileHost, ILoadHost, IPublishHost):
         register_loader_plugin_path(LOAD_PATH)
         register_creator_plugin_path(CREATE_PATH)
         register_inventory_action_path(INVENTORY_PATH)
-        self.log.info(PUBLISH_PATH)
+        register_workfile_build_plugin_path(WORKFILE_BUILD_PATH)
 
         self.log.info("Installing callbacks ... ")
         register_event_callback("init", on_init)
@@ -148,11 +150,6 @@ class MayaHost(HostBase, IWorkfileHost, ILoadHost, IPublishHost):
     def get_containers(self):
         return ls()
 
-    def get_workfile_build_placeholder_plugins(self):
-        return [
-            MayaPlaceholderLoadPlugin
-        ]
-
     @contextlib.contextmanager
     def maintained_selection(self):
         with lib.maintained_selection():
@@ -338,6 +335,7 @@ def uninstall():
     deregister_loader_plugin_path(LOAD_PATH)
     deregister_creator_plugin_path(CREATE_PATH)
     deregister_inventory_action_path(INVENTORY_PATH)
+    deregister_workfile_build_plugin_path(WORKFILE_BUILD_PATH)
 
     menu.uninstall()
 

client/ayon_core/hosts/maya/api/workfile_template_builder.py

@@ -1,5 +1,3 @@
-import json
-
 from maya import cmds
 
 from ayon_core.pipeline import (
@@ -10,16 +8,13 @@ from ayon_core.pipeline import (
 )
 from ayon_core.pipeline.workfile.workfile_template_builder import (
     TemplateAlreadyImported,
-    AbstractTemplateBuilder,
-    PlaceholderPlugin,
-    LoadPlaceholderItem,
-    PlaceholderLoadMixin,
+    AbstractTemplateBuilder
 )
 from ayon_core.tools.workfile_template_build import (
     WorkfileBuildPlaceholderDialog,
 )
 
-from .lib import read, imprint, get_reference_node, get_main_window
+from .lib import get_main_window
 
 PLACEHOLDER_SET = "PLACEHOLDERS_SET"
 
@@ -91,255 +86,6 @@ class MayaTemplateBuilder(AbstractTemplateBuilder):
         return True
 
 
-class MayaPlaceholderLoadPlugin(PlaceholderPlugin, PlaceholderLoadMixin):
-    identifier = "maya.load"
-    label = "Maya load"
-
-    def _collect_scene_placeholders(self):
-        # Cache placeholder data to shared data
-        placeholder_nodes = self.builder.get_shared_populate_data(
-            "placeholder_nodes"
-        )
-        if placeholder_nodes is None:
-            attributes = cmds.ls("*.plugin_identifier", long=True)
-            placeholder_nodes = {}
-            for attribute in attributes:
-                node_name = attribute.rpartition(".")[0]
-                placeholder_nodes[node_name] = (
-                    self._parse_placeholder_node_data(node_name)
-                )
-
-            self.builder.set_shared_populate_data(
-                "placeholder_nodes", placeholder_nodes
-            )
-        return placeholder_nodes
-
-    def _parse_placeholder_node_data(self, node_name):
-        placeholder_data = read(node_name)
-        parent_name = (
-            cmds.getAttr(node_name + ".parent", asString=True)
-            or node_name.rpartition("|")[0]
-            or ""
-        )
-        if parent_name:
-            siblings = cmds.listRelatives(parent_name, children=True)
-        else:
-            siblings = cmds.ls(assemblies=True)
-        node_shortname = node_name.rpartition("|")[2]
-        current_index = cmds.getAttr(node_name + ".index", asString=True)
-        if current_index < 0:
-            current_index = siblings.index(node_shortname)
-
-        placeholder_data.update({
-            "parent": parent_name,
-            "index": current_index
-        })
-        return placeholder_data
-
-    def _create_placeholder_name(self, placeholder_data):
-        placeholder_name_parts = placeholder_data["builder_type"].split("_")
-
-        pos = 1
-        placeholder_product_type = placeholder_data.get("product_type")
-        if placeholder_product_type is None:
-            placeholder_product_type = placeholder_data.get("family")
-
-        if placeholder_product_type:
-            placeholder_name_parts.insert(pos, placeholder_product_type)
-            pos += 1
-
-        # add loader arguments if any
-        loader_args = placeholder_data["loader_args"]
-        if loader_args:
-            loader_args = json.loads(loader_args.replace('\'', '\"'))
-            values = [v for v in loader_args.values()]
-            for value in values:
-                placeholder_name_parts.insert(pos, value)
-                pos += 1
-
-        placeholder_name = "_".join(placeholder_name_parts)
-
-        return placeholder_name.capitalize()
-
-    def _get_loaded_repre_ids(self):
-        loaded_representation_ids = self.builder.get_shared_populate_data(
-            "loaded_representation_ids"
-        )
-        if loaded_representation_ids is None:
-            try:
-                containers = cmds.sets("AVALON_CONTAINERS", q=True)
-            except ValueError:
-                containers = []
-
-            loaded_representation_ids = {
-                cmds.getAttr(container + ".representation")
-                for container in containers
-            }
-            self.builder.set_shared_populate_data(
-                "loaded_representation_ids", loaded_representation_ids
-            )
-        return loaded_representation_ids
-
-    def create_placeholder(self, placeholder_data):
-        selection = cmds.ls(selection=True)
-        if len(selection) > 1:
-            raise ValueError("More then one item are selected")
-
-        parent = selection[0] if selection else None
-
-        placeholder_data["plugin_identifier"] = self.identifier
-
-        placeholder_name = self._create_placeholder_name(placeholder_data)
-
-        placeholder = cmds.spaceLocator(name=placeholder_name)[0]
-        if parent:
-            placeholder = cmds.parent(placeholder, selection[0])[0]
-
-        imprint(placeholder, placeholder_data)
-
-        # Add helper attributes to keep placeholder info
-        cmds.addAttr(
-            placeholder,
-            longName="parent",
-            hidden=True,
-            dataType="string"
-        )
-        cmds.addAttr(
-            placeholder,
-            longName="index",
-            hidden=True,
-            attributeType="short",
-            defaultValue=-1
-        )
-
-        cmds.setAttr(placeholder + ".parent", "", type="string")
-
-    def update_placeholder(self, placeholder_item, placeholder_data):
-        node_name = placeholder_item.scene_identifier
-        new_values = {}
-        for key, value in placeholder_data.items():
-            placeholder_value = placeholder_item.data.get(key)
-            if value != placeholder_value:
-                new_values[key] = value
-                placeholder_item.data[key] = value
-
-        for key in new_values.keys():
-            cmds.deleteAttr(node_name + "." + key)
-
-        imprint(node_name, new_values)
-
-    def collect_placeholders(self):
-        output = []
-        scene_placeholders = self._collect_scene_placeholders()
-        for node_name, placeholder_data in scene_placeholders.items():
-            if placeholder_data.get("plugin_identifier") != self.identifier:
-                continue
-
-            # TODO do data validations and maybe upgrades if they are invalid
-            output.append(
-                LoadPlaceholderItem(node_name, placeholder_data, self)
-            )
-
-        return output
-
-    def populate_placeholder(self, placeholder):
-        self.populate_load_placeholder(placeholder)
-
-    def repopulate_placeholder(self, placeholder):
-        repre_ids = self._get_loaded_repre_ids()
-        self.populate_load_placeholder(placeholder, repre_ids)
-
-    def get_placeholder_options(self, options=None):
-        return self.get_load_plugin_options(options)
-
-    def post_placeholder_process(self, placeholder, failed):
-        """Cleanup placeholder after load of its corresponding representations.
-
-        Args:
-            placeholder (PlaceholderItem): Item which was just used to load
-                representation.
-            failed (bool): Loading of representation failed.
-        """
-        # Hide placeholder and add them to placeholder set
-        node = placeholder.scene_identifier
-
-        cmds.sets(node, addElement=PLACEHOLDER_SET)
-        cmds.hide(node)
-        cmds.setAttr(node + ".hiddenInOutliner", True)
-
-    def delete_placeholder(self, placeholder):
-        """Remove placeholder if building was successful"""
-        cmds.delete(placeholder.scene_identifier)
-
-    def load_succeed(self, placeholder, container):
-        self._parent_in_hierarchy(placeholder, container)
-
-    def _parent_in_hierarchy(self, placeholder, container):
-        """Parent loaded container to placeholder's parent.
-
-        ie : Set loaded content as placeholder's sibling
-
-        Args:
-            container (str): Placeholder loaded containers
-        """
-
-        if not container:
-            return
-
-        roots = cmds.sets(container, q=True) or []
-        ref_node = None
-        try:
-            ref_node = get_reference_node(roots)
-        except AssertionError as e:
-            self.log.info(e.args[0])
-
-        nodes_to_parent = []
-        for root in roots:
-            if ref_node:
-                ref_root = cmds.referenceQuery(root, nodes=True)[0]
-                ref_root = (
-                    cmds.listRelatives(ref_root, parent=True, path=True) or
-                    [ref_root]
-                )
-                nodes_to_parent.extend(ref_root)
-                continue
-            if root.endswith("_RN"):
-                # Backwards compatibility for hardcoded reference names.
-                refRoot = cmds.referenceQuery(root, n=True)[0]
-                refRoot = cmds.listRelatives(refRoot, parent=True) or [refRoot]
-                nodes_to_parent.extend(refRoot)
-            elif root not in cmds.listSets(allSets=True):
-                nodes_to_parent.append(root)
-
-            elif not cmds.sets(root, q=True):
-                return
-
-        # Move loaded nodes to correct index in outliner hierarchy
-        placeholder_form = cmds.xform(
-            placeholder.scene_identifier,
-            q=True,
-            matrix=True,
-            worldSpace=True
-        )
-        scene_parent = cmds.listRelatives(
-            placeholder.scene_identifier, parent=True, fullPath=True
-        )
-        for node in set(nodes_to_parent):
-            cmds.reorder(node, front=True)
-            cmds.reorder(node, relative=placeholder.data["index"])
-            cmds.xform(node, matrix=placeholder_form, ws=True)
-            if scene_parent:
-                cmds.parent(node, scene_parent)
-            else:
-                cmds.parent(node, world=True)
-
-        holding_sets = cmds.listSets(object=placeholder.scene_identifier)
-        if not holding_sets:
-            return
-        for holding_set in holding_sets:
-            cmds.sets(roots, forceElement=holding_set)
-
-
 def build_workfile_template(*args):
     builder = MayaTemplateBuilder(registered_host())
     builder.build_template()

client/ayon_core/hosts/maya/api/yeti.py

@@ -0,0 +1,101 @@
+from typing import List
+
+from maya import cmds
+
+
+def get_yeti_user_variables(yeti_shape_node: str) -> List[str]:
+    """Get user defined yeti user variables for a `pgYetiMaya` shape node.
+
+    Arguments:
+        yeti_shape_node (str): The `pgYetiMaya` shape node.
+
+    Returns:
+        list: Attribute names (for a vector attribute it only lists the top
+            parent attribute, not the attribute per axis)
+    """
+
+    attrs = cmds.listAttr(yeti_shape_node,
+                          userDefined=True,
+                          string=("yetiVariableV_*",
+                                  "yetiVariableF_*")) or []
+    valid_attrs = []
+    for attr in attrs:
+        attr_type = cmds.attributeQuery(attr, node=yeti_shape_node,
+                                        attributeType=True)
+        if attr.startswith("yetiVariableV_") and attr_type == "double3":
+            # vector
+            valid_attrs.append(attr)
+        elif attr.startswith("yetiVariableF_") and attr_type == "double":
+            valid_attrs.append(attr)
+
+    return valid_attrs
+
+
+def create_yeti_variable(yeti_shape_node: str,
+                         attr_name: str,
+                         value=None,
+                         force_value: bool = False) -> bool:
+    """Get user defined yeti user variables for a `pgYetiMaya` shape node.
+
+    Arguments:
+        yeti_shape_node (str): The `pgYetiMaya` shape node.
+        attr_name (str): The fully qualified yeti variable name, e.g.
+            "yetiVariableF_myfloat" or "yetiVariableV_myvector"
+        value (object): The value to set (must match the type of the attribute)
+            When value is None it will ignored and not be set.
+        force_value (bool): Whether to set the value if the attribute already
+            exists or not.
+
+    Returns:
+        bool: Whether the attribute value was set or not.
+
+    """
+    exists = cmds.attributeQuery(attr_name, node=yeti_shape_node, exists=True)
+    if not exists:
+        if attr_name.startswith("yetiVariableV_"):
+            _create_vector_yeti_user_variable(yeti_shape_node, attr_name)
+        if attr_name.startswith("yetiVariableF_"):
+            _create_float_yeti_user_variable(yeti_shape_node, attr_name)
+
+    if value is not None and (not exists or force_value):
+        plug = "{}.{}".format(yeti_shape_node, attr_name)
+        if (
+                isinstance(value, (list, tuple))
+                and attr_name.startswith("yetiVariableV_")
+        ):
+            cmds.setAttr(plug, *value, type="double3")
+        else:
+            cmds.setAttr(plug, value)
+
+        return True
+    return False
+
+
+def _create_vector_yeti_user_variable(yeti_shape_node: str, attr_name: str):
+    if not attr_name.startswith("yetiVariableV_"):
+        raise ValueError("Must start with yetiVariableV_")
+    cmds.addAttr(yeti_shape_node,
+                 longName=attr_name,
+                 attributeType="double3",
+                 cachedInternally=True,
+                 keyable=True)
+    for axis in "XYZ":
+        cmds.addAttr(yeti_shape_node,
+                     longName="{}{}".format(attr_name, axis),
+                     attributeType="double",
+                     parent=attr_name,
+                     cachedInternally=True,
+                     keyable=True)
+
+
+def _create_float_yeti_user_variable(yeti_node: str, attr_name: str):
+    if not attr_name.startswith("yetiVariableF_"):
+        raise ValueError("Must start with yetiVariableF_")
+
+    cmds.addAttr(yeti_node,
+                 longName=attr_name,
+                 attributeType="double",
+                 cachedInternally=True,
+                 softMinValue=0,
+                 softMaxValue=100,
+                 keyable=True)

client/ayon_core/hosts/maya/plugins/load/load_as_template.py

@@ -0,0 +1,39 @@
+from ayon_core.lib import (
+    BoolDef
+)
+from ayon_core.pipeline import (
+    load,
+    registered_host
+)
+from ayon_core.hosts.maya.api.workfile_template_builder import (
+    MayaTemplateBuilder
+)
+
+
+class LoadAsTemplate(load.LoaderPlugin):
+    """Load workfile as a template """
+
+    product_types = {"workfile", "mayaScene"}
+    label = "Load as template"
+    representations = ["ma", "mb"]
+    icon = "wrench"
+    color = "#775555"
+    order = 10
+
+    options = [
+        BoolDef("keep_placeholders",
+                label="Keep Placeholders",
+                default=False),
+        BoolDef("create_first_version",
+                label="Create First Version",
+                default=False),
+    ]
+
+    def load(self, context, name, namespace, data):
+        keep_placeholders = data.get("keep_placeholders", False)
+        create_first_version = data.get("create_first_version", False)
+        path = self.filepath_from_context(context)
+        builder = MayaTemplateBuilder(registered_host())
+        builder.build_template(template_path=path,
+                               keep_placeholders=keep_placeholders,
+                               create_first_version=create_first_version)

client/ayon_core/hosts/maya/plugins/load/load_yeti_cache.py

@@ -12,6 +12,7 @@ from ayon_core.pipeline import (
     get_representation_path
 )
 from ayon_core.hosts.maya.api import lib
+from ayon_core.hosts.maya.api.yeti import create_yeti_variable
 from ayon_core.hosts.maya.api.pipeline import containerise
 from ayon_core.hosts.maya.api.plugin import get_load_color_for_product_type
 
@@ -23,8 +24,19 @@ SKIP_UPDATE_ATTRS = {
     "viewportDensity",
     "viewportWidth",
     "viewportLength",
+    "renderDensity",
+    "renderWidth",
+    "renderLength",
+    "increaseRenderBounds"
 }
 
+SKIP_ATTR_MESSAGE = (
+    "Skipping updating %s.%s to %s because it "
+    "is considered a local overridable attribute. "
+    "Either set manually or the load the cache "
+    "anew."
+)
+
 
 def set_attribute(node, attr, value):
     """Wrapper of set attribute which ignores None values"""
@@ -209,9 +221,31 @@ class YetiCacheLoader(load.LoaderPlugin):
 
                     for attr, value in node_settings["attrs"].items():
                         if attr in SKIP_UPDATE_ATTRS:
+                            self.log.info(
+                                SKIP_ATTR_MESSAGE, yeti_node, attr, value
+                            )
                             continue
                         set_attribute(attr, value, yeti_node)
 
+                    # Set up user defined attributes
+                    user_variables = node_settings.get("user_variables", {})
+                    for attr, value in user_variables.items():
+                        was_value_set = create_yeti_variable(
+                            yeti_shape_node=yeti_node,
+                            attr_name=attr,
+                            value=value,
+                            # We do not want to update the
+                            # value if it already exists so
+                            # that any local overrides that
+                            # may have been applied still
+                            # persist
+                            force_value=False
+                        )
+                        if not was_value_set:
+                            self.log.info(
+                                SKIP_ATTR_MESSAGE, yeti_node, attr, value
+                            )
+
         cmds.setAttr("{}.representation".format(container_node),
                      repre_entity["id"],
                      typ="string")
@@ -332,6 +366,13 @@ class YetiCacheLoader(load.LoaderPlugin):
         for attr, value in attributes.items():
             set_attribute(attr, value, yeti_node)
 
+        # Set up user defined attributes
+        user_variables = node_settings.get("user_variables", {})
+        for attr, value in user_variables.items():
+            create_yeti_variable(yeti_shape_node=yeti_node,
+                                 attr_name=attr,
+                                 value=value)
+
         # Connect to the time node
         cmds.connectAttr("time1.outTime", "%s.currentTime" % yeti_node)
 

client/ayon_core/hosts/maya/plugins/publish/collect_yeti_cache.py

@@ -3,6 +3,7 @@ from maya import cmds
 import pyblish.api
 
 from ayon_core.hosts.maya.api import lib
+from ayon_core.hosts.maya.api.yeti import get_yeti_user_variables
 
 
 SETTINGS = {
@@ -34,7 +35,7 @@ class CollectYetiCache(pyblish.api.InstancePlugin):
     - "increaseRenderBounds"
     - "imageSearchPath"
 
-    Other information is the name of the transform and it's Colorbleed ID
+    Other information is the name of the transform and its `cbId`
     """
 
     order = pyblish.api.CollectorOrder + 0.45
@@ -54,6 +55,16 @@ class CollectYetiCache(pyblish.api.InstancePlugin):
             # Get specific node attributes
             attr_data = {}
             for attr in SETTINGS:
+                # Ignore non-existing attributes with a warning, e.g. cbId
+                # if they have not been generated yet
+                if not cmds.attributeQuery(attr, node=shape, exists=True):
+                    self.log.warning(
+                        "Attribute '{}' not found on Yeti node: {}".format(
+                            attr, shape
+                        )
+                    )
+                    continue
+
                 current = cmds.getAttr("%s.%s" % (shape, attr))
                 # change None to empty string as Maya doesn't support
                 # NoneType in attributes
@@ -61,6 +72,12 @@ class CollectYetiCache(pyblish.api.InstancePlugin):
                     current = ""
                 attr_data[attr] = current
 
+            # Get user variable attributes
+            user_variable_attrs = {
+                attr: lib.get_attribute("{}.{}".format(shape, attr))
+                for attr in get_yeti_user_variables(shape)
+            }
+
             # Get transform data
             parent = cmds.listRelatives(shape, parent=True)[0]
             transform_data = {"name": parent, "cbId": lib.get_id(parent)}
@@ -70,6 +87,7 @@ class CollectYetiCache(pyblish.api.InstancePlugin):
                 "name": shape,
                 "cbId": lib.get_id(shape),
                 "attrs": attr_data,
+                "user_variables": user_variable_attrs
             }
 
             settings["nodes"].append(shape_data)

client/ayon_core/hosts/maya/plugins/workfile_build/load_placeholder.py

@@ -0,0 +1,270 @@
+import json
+
+from maya import cmds
+
+from ayon_core.pipeline.workfile.workfile_template_builder import (
+    PlaceholderPlugin,
+    LoadPlaceholderItem,
+    PlaceholderLoadMixin,
+)
+from ayon_core.hosts.maya.api.lib import (
+    read,
+    imprint,
+    get_reference_node
+)
+from ayon_core.hosts.maya.api.workfile_template_builder import PLACEHOLDER_SET
+
+
+class MayaPlaceholderLoadPlugin(PlaceholderPlugin, PlaceholderLoadMixin):
+    identifier = "maya.load"
+    label = "Maya load"
+
+    def _collect_scene_placeholders(self):
+        # Cache placeholder data to shared data
+        placeholder_nodes = self.builder.get_shared_populate_data(
+            "placeholder_nodes"
+        )
+        if placeholder_nodes is None:
+            attributes = cmds.ls("*.plugin_identifier", long=True)
+            placeholder_nodes = {}
+            for attribute in attributes:
+                node_name = attribute.rpartition(".")[0]
+                placeholder_nodes[node_name] = (
+                    self._parse_placeholder_node_data(node_name)
+                )
+
+            self.builder.set_shared_populate_data(
+                "placeholder_nodes", placeholder_nodes
+            )
+        return placeholder_nodes
+
+    def _parse_placeholder_node_data(self, node_name):
+        placeholder_data = read(node_name)
+        parent_name = (
+            cmds.getAttr(node_name + ".parent", asString=True)
+            or node_name.rpartition("|")[0]
+            or ""
+        )
+        if parent_name:
+            siblings = cmds.listRelatives(parent_name, children=True)
+        else:
+            siblings = cmds.ls(assemblies=True)
+        node_shortname = node_name.rpartition("|")[2]
+        current_index = cmds.getAttr(node_name + ".index", asString=True)
+        if current_index < 0:
+            current_index = siblings.index(node_shortname)
+
+        placeholder_data.update({
+            "parent": parent_name,
+            "index": current_index
+        })
+        return placeholder_data
+
+    def _create_placeholder_name(self, placeholder_data):
+        placeholder_name_parts = placeholder_data["builder_type"].split("_")
+
+        pos = 1
+        placeholder_product_type = placeholder_data.get("product_type")
+        if placeholder_product_type is None:
+            placeholder_product_type = placeholder_data.get("family")
+
+        if placeholder_product_type:
+            placeholder_name_parts.insert(pos, placeholder_product_type)
+            pos += 1
+
+        # add loader arguments if any
+        loader_args = placeholder_data["loader_args"]
+        if loader_args:
+            loader_args = json.loads(loader_args.replace('\'', '\"'))
+            values = [v for v in loader_args.values()]
+            for value in values:
+                placeholder_name_parts.insert(pos, value)
+                pos += 1
+
+        placeholder_name = "_".join(placeholder_name_parts)
+
+        return placeholder_name.capitalize()
+
+    def _get_loaded_repre_ids(self):
+        loaded_representation_ids = self.builder.get_shared_populate_data(
+            "loaded_representation_ids"
+        )
+        if loaded_representation_ids is None:
+            try:
+                containers = cmds.sets("AVALON_CONTAINERS", q=True)
+            except ValueError:
+                containers = []
+
+            loaded_representation_ids = {
+                cmds.getAttr(container + ".representation")
+                for container in containers
+            }
+            self.builder.set_shared_populate_data(
+                "loaded_representation_ids", loaded_representation_ids
+            )
+        return loaded_representation_ids
+
+    def create_placeholder(self, placeholder_data):
+        selection = cmds.ls(selection=True)
+        if len(selection) > 1:
+            raise ValueError("More then one item are selected")
+
+        parent = selection[0] if selection else None
+
+        placeholder_data["plugin_identifier"] = self.identifier
+
+        placeholder_name = self._create_placeholder_name(placeholder_data)
+
+        placeholder = cmds.spaceLocator(name=placeholder_name)[0]
+        if parent:
+            placeholder = cmds.parent(placeholder, selection[0])[0]
+
+        imprint(placeholder, placeholder_data)
+
+        # Add helper attributes to keep placeholder info
+        cmds.addAttr(
+            placeholder,
+            longName="parent",
+            hidden=True,
+            dataType="string"
+        )
+        cmds.addAttr(
+            placeholder,
+            longName="index",
+            hidden=True,
+            attributeType="short",
+            defaultValue=-1
+        )
+
+        cmds.setAttr(placeholder + ".parent", "", type="string")
+
+    def update_placeholder(self, placeholder_item, placeholder_data):
+        node_name = placeholder_item.scene_identifier
+        new_values = {}
+        for key, value in placeholder_data.items():
+            placeholder_value = placeholder_item.data.get(key)
+            if value != placeholder_value:
+                new_values[key] = value
+                placeholder_item.data[key] = value
+
+        for key in new_values.keys():
+            cmds.deleteAttr(node_name + "." + key)
+
+        imprint(node_name, new_values)
+
+    def collect_placeholders(self):
+        output = []
+        scene_placeholders = self._collect_scene_placeholders()
+        for node_name, placeholder_data in scene_placeholders.items():
+            if placeholder_data.get("plugin_identifier") != self.identifier:
+                continue
+
+            # TODO do data validations and maybe upgrades if they are invalid
+            output.append(
+                LoadPlaceholderItem(node_name, placeholder_data, self)
+            )
+
+        return output
+
+    def populate_placeholder(self, placeholder):
+        self.populate_load_placeholder(placeholder)
+
+    def repopulate_placeholder(self, placeholder):
+        repre_ids = self._get_loaded_repre_ids()
+        self.populate_load_placeholder(placeholder, repre_ids)
+
+    def get_placeholder_options(self, options=None):
+        return self.get_load_plugin_options(options)
+
+    def post_placeholder_process(self, placeholder, failed):
+        """Cleanup placeholder after load of its corresponding representations.
+
+        Args:
+            placeholder (PlaceholderItem): Item which was just used to load
+                representation.
+            failed (bool): Loading of representation failed.
+        """
+        # Hide placeholder and add them to placeholder set
+        node = placeholder.scene_identifier
+
+        # If we just populate the placeholders from current scene, the
+        # placeholder set will not be created so account for that.
+        if not cmds.objExists(PLACEHOLDER_SET):
+            cmds.sets(name=PLACEHOLDER_SET, empty=True)
+
+        cmds.sets(node, addElement=PLACEHOLDER_SET)
+        cmds.hide(node)
+        cmds.setAttr(node + ".hiddenInOutliner", True)
+
+    def delete_placeholder(self, placeholder):
+        """Remove placeholder if building was successful"""
+        cmds.delete(placeholder.scene_identifier)
+
+    def load_succeed(self, placeholder, container):
+        self._parent_in_hierarchy(placeholder, container)
+
+    def _parent_in_hierarchy(self, placeholder, container):
+        """Parent loaded container to placeholder's parent.
+
+        ie : Set loaded content as placeholder's sibling
+
+        Args:
+            container (str): Placeholder loaded containers
+        """
+
+        if not container:
+            return
+
+        roots = cmds.sets(container, q=True) or []
+        ref_node = None
+        try:
+            ref_node = get_reference_node(roots)
+        except AssertionError as e:
+            self.log.info(e.args[0])
+
+        nodes_to_parent = []
+        for root in roots:
+            if ref_node:
+                ref_root = cmds.referenceQuery(root, nodes=True)[0]
+                ref_root = (
+                    cmds.listRelatives(ref_root, parent=True, path=True) or
+                    [ref_root]
+                )
+                nodes_to_parent.extend(ref_root)
+                continue
+            if root.endswith("_RN"):
+                # Backwards compatibility for hardcoded reference names.
+                refRoot = cmds.referenceQuery(root, n=True)[0]
+                refRoot = cmds.listRelatives(refRoot, parent=True) or [refRoot]
+                nodes_to_parent.extend(refRoot)
+            elif root not in cmds.listSets(allSets=True):
+                nodes_to_parent.append(root)
+
+            elif not cmds.sets(root, q=True):
+                return
+
+        # Move loaded nodes to correct index in outliner hierarchy
+        placeholder_form = cmds.xform(
+            placeholder.scene_identifier,
+            q=True,
+            matrix=True,
+            worldSpace=True
+        )
+        scene_parent = cmds.listRelatives(
+            placeholder.scene_identifier, parent=True, fullPath=True
+        )
+        for node in set(nodes_to_parent):
+            cmds.reorder(node, front=True)
+            cmds.reorder(node, relative=placeholder.data["index"])
+            cmds.xform(node, matrix=placeholder_form, ws=True)
+            if scene_parent:
+                cmds.parent(node, scene_parent)
+            else:
+                if cmds.listRelatives(node, parent=True):
+                    cmds.parent(node, world=True)
+
+        holding_sets = cmds.listSets(object=placeholder.scene_identifier)
+        if not holding_sets:
+            return
+        for holding_set in holding_sets:
+            cmds.sets(roots, forceElement=holding_set)

client/ayon_core/hosts/maya/tools/mayalookassigner/vray_proxies.py

@@ -7,7 +7,7 @@ from maya import cmds
 import ayon_api
 
 from ayon_core.pipeline import get_current_project_name
-import ayon_core.hosts.maya.lib as maya_lib
+import ayon_core.hosts.maya.api.lib as maya_lib
 from . import lib
 from .alembic import get_alembic_ids_cache
 

client/ayon_core/hosts/nuke/api/lib.py

@@ -1495,18 +1495,28 @@ class WorkfileSettings(object):
 
         filter_knobs = [
             "viewerProcess",
-            "wipe_position"
+            "wipe_position",
+            "monitorOutOutputTransform"
         ]
 
+        display, viewer = get_viewer_config_from_string(
+            viewer_dict["viewerProcess"]
+        )
+        viewer_process = create_viewer_profile_string(
+            viewer, display, path_like=False
+        )
+        display, viewer = get_viewer_config_from_string(
+            viewer_dict["output_transform"]
+        )
+        output_transform = create_viewer_profile_string(
+            viewer, display, path_like=False
+        )
         erased_viewers = []
         for v in nuke.allNodes(filter="Viewer"):
             # set viewProcess to preset from settings
-            v["viewerProcess"].setValue(
-                str(viewer_dict["viewerProcess"])
-            )
+            v["viewerProcess"].setValue(viewer_process)
 
-            if str(viewer_dict["viewerProcess"]) \
-                    not in v["viewerProcess"].value():
+            if viewer_process not in v["viewerProcess"].value():
                 copy_inputs = v.dependencies()
                 copy_knobs = {k: v[k].value() for k in v.knobs()
                               if k not in filter_knobs}
@@ -1524,11 +1534,11 @@ class WorkfileSettings(object):
 
                 # set copied knobs
                 for k, v in copy_knobs.items():
-                    print(k, v)
                     nv[k].setValue(v)
 
                 # set viewerProcess
-                nv["viewerProcess"].setValue(str(viewer_dict["viewerProcess"]))
+                nv["viewerProcess"].setValue(viewer_process)
+                nv["monitorOutOutputTransform"].setValue(output_transform)
 
         if erased_viewers:
             log.warning(
@@ -1547,7 +1557,6 @@ class WorkfileSettings(object):
             host_name="nuke"
         )
 
-        viewer_process_settings = imageio_host["viewer"]["viewerProcess"]
         workfile_settings = imageio_host["workfile"]
         color_management = workfile_settings["color_management"]
         native_ocio_config = workfile_settings["native_ocio_config"]
@@ -1574,29 +1583,6 @@ class WorkfileSettings(object):
                     residual_path
                 ))
 
-        # get monitor lut from settings respecting Nuke version differences
-        monitor_lut = workfile_settings["thumbnail_space"]
-        monitor_lut_data = self._get_monitor_settings(
-            viewer_process_settings, monitor_lut
-        )
-        monitor_lut_data["workingSpaceLUT"] = (
-            workfile_settings["working_space"]
-        )
-
-        # then set the rest
-        for knob, value_ in monitor_lut_data.items():
-            # skip unfilled ocio config path
-            # it will be dict in value
-            if isinstance(value_, dict):
-                continue
-            # skip empty values
-            if not value_:
-                continue
-            if self._root_node[knob].value() not in value_:
-                self._root_node[knob].setValue(str(value_))
-                log.debug("nuke.root()['{}'] changed to: {}".format(
-                    knob, value_))
-
         # set ocio config path
         if config_data:
             config_path = config_data["path"].replace("\\", "/")
@@ -1611,6 +1597,31 @@ class WorkfileSettings(object):
             if correct_settings:
                 self._set_ocio_config_path_to_workfile(config_data)
 
+        # get monitor lut from settings respecting Nuke version differences
+        monitor_lut_data = self._get_monitor_settings(
+            workfile_settings["monitor_out_lut"],
+            workfile_settings["monitor_lut"]
+        )
+        monitor_lut_data.update({
+            "workingSpaceLUT": workfile_settings["working_space"],
+            "int8Lut": workfile_settings["int_8_lut"],
+            "int16Lut": workfile_settings["int_16_lut"],
+            "logLut": workfile_settings["log_lut"],
+            "floatLut": workfile_settings["float_lut"]
+        })
+
+        # then set the rest
+        for knob, value_ in monitor_lut_data.items():
+            # skip unfilled ocio config path
+            # it will be dict in value
+            if isinstance(value_, dict):
+                continue
+            # skip empty values
+            if not value_:
+                continue
+            self._root_node[knob].setValue(str(value_))
+            log.debug("nuke.root()['{}'] changed to: {}".format(knob, value_))
+
     def _get_monitor_settings(self, viewer_lut, monitor_lut):
         """ Get monitor settings from viewer and monitor lut
 

client/ayon_core/hosts/nuke/api/pipeline.py

@@ -18,6 +18,7 @@ from ayon_core.pipeline import (
     register_loader_plugin_path,
     register_creator_plugin_path,
     register_inventory_action_path,
+    register_workfile_build_plugin_path,
     AYON_INSTANCE_ID,
     AVALON_INSTANCE_ID,
     AVALON_CONTAINER_ID,
@@ -52,8 +53,6 @@ from .lib import (
     MENU_LABEL,
 )
 from .workfile_template_builder import (
-    NukePlaceholderLoadPlugin,
-    NukePlaceholderCreatePlugin,
     build_workfile_template,
     create_placeholder,
     update_placeholder,
@@ -76,6 +75,7 @@ PUBLISH_PATH = os.path.join(PLUGINS_DIR, "publish")
 LOAD_PATH = os.path.join(PLUGINS_DIR, "load")
 CREATE_PATH = os.path.join(PLUGINS_DIR, "create")
 INVENTORY_PATH = os.path.join(PLUGINS_DIR, "inventory")
+WORKFILE_BUILD_PATH = os.path.join(PLUGINS_DIR, "workfile_build")
 
 # registering pyblish gui regarding settings in presets
 if os.getenv("PYBLISH_GUI", None):
@@ -105,18 +105,11 @@ class NukeHost(
     def get_workfile_extensions(self):
         return file_extensions()
 
-    def get_workfile_build_placeholder_plugins(self):
-        return [
-            NukePlaceholderLoadPlugin,
-            NukePlaceholderCreatePlugin
-        ]
-
     def get_containers(self):
         return ls()
 
     def install(self):
-        ''' Installing all requarements for Nuke host
-        '''
+        """Installing all requirements for Nuke host"""
 
         pyblish.api.register_host("nuke")
 
@@ -125,6 +118,7 @@ class NukeHost(
         register_loader_plugin_path(LOAD_PATH)
         register_creator_plugin_path(CREATE_PATH)
         register_inventory_action_path(INVENTORY_PATH)
+        register_workfile_build_plugin_path(WORKFILE_BUILD_PATH)
 
         # Register AYON event for workfiles loading.
         register_event_callback("workio.open_file", check_inventory_versions)
@@ -178,7 +172,6 @@ def add_nuke_callbacks():
     # set apply all workfile settings on script load and save
     nuke.addOnScriptLoad(WorkfileSettings().set_context_settings)
 
-
     if nuke_settings["dirmap"]["enabled"]:
         log.info("Added Nuke's dir-mapping callback ...")
         # Add dirmap for file paths.

client/ayon_core/hosts/nuke/api/plugin.py

@@ -1151,7 +1151,6 @@ def _remove_old_knobs(node):
         "OpenpypeDataGroup", "OpenpypeDataGroup_End", "deadlinePriority",
         "deadlineChunkSize", "deadlineConcurrentTasks", "Deadline"
     ]
-    print(node.name())
 
     # remove all old knobs
     for knob in node.allKnobs():

client/ayon_core/hosts/nuke/api/workfile_template_builder.py

@@ -1,30 +1,17 @@
 import collections
 import nuke
+
 from ayon_core.pipeline import registered_host
 from ayon_core.pipeline.workfile.workfile_template_builder import (
     AbstractTemplateBuilder,
     PlaceholderPlugin,
-    LoadPlaceholderItem,
-    CreatePlaceholderItem,
-    PlaceholderLoadMixin,
-    PlaceholderCreateMixin,
 )
 from ayon_core.tools.workfile_template_build import (
     WorkfileBuildPlaceholderDialog,
 )
 from .lib import (
-    find_free_space_to_paste_nodes,
-    get_extreme_positions,
-    get_group_io_nodes,
     imprint,
-    refresh_node,
-    refresh_nodes,
     reset_selection,
-    get_names_from_nodes,
-    get_nodes_by_names,
-    select_nodes,
-    duplicate_node,
-    node_tempfile,
     get_main_window,
     WorkfileSettings,
 )
@@ -54,6 +41,7 @@ class NukeTemplateBuilder(AbstractTemplateBuilder):
 
         return True
 
+
 class NukePlaceholderPlugin(PlaceholderPlugin):
     node_color = 4278190335
 
@@ -120,843 +108,6 @@ class NukePlaceholderPlugin(PlaceholderPlugin):
         nuke.delete(placeholder_node)
 
 
-class NukePlaceholderLoadPlugin(NukePlaceholderPlugin, PlaceholderLoadMixin):
-    identifier = "nuke.load"
-    label = "Nuke load"
-
-    def _parse_placeholder_node_data(self, node):
-        placeholder_data = super(
-            NukePlaceholderLoadPlugin, self
-        )._parse_placeholder_node_data(node)
-
-        node_knobs = node.knobs()
-        nb_children = 0
-        if "nb_children" in node_knobs:
-            nb_children = int(node_knobs["nb_children"].getValue())
-        placeholder_data["nb_children"] = nb_children
-
-        siblings = []
-        if "siblings" in node_knobs:
-            siblings = node_knobs["siblings"].values()
-        placeholder_data["siblings"] = siblings
-
-        node_full_name = node.fullName()
-        placeholder_data["group_name"] = node_full_name.rpartition(".")[0]
-        placeholder_data["last_loaded"] = []
-        placeholder_data["delete"] = False
-        return placeholder_data
-
-    def _get_loaded_repre_ids(self):
-        loaded_representation_ids = self.builder.get_shared_populate_data(
-            "loaded_representation_ids"
-        )
-        if loaded_representation_ids is None:
-            loaded_representation_ids = set()
-            for node in nuke.allNodes():
-                if "repre_id" in node.knobs():
-                    loaded_representation_ids.add(
-                        node.knob("repre_id").getValue()
-                    )
-
-            self.builder.set_shared_populate_data(
-                "loaded_representation_ids", loaded_representation_ids
-            )
-        return loaded_representation_ids
-
-    def _before_placeholder_load(self, placeholder):
-        placeholder.data["nodes_init"] = nuke.allNodes()
-
-    def _before_repre_load(self, placeholder, representation):
-        placeholder.data["last_repre_id"] = representation["id"]
-
-    def collect_placeholders(self):
-        output = []
-        scene_placeholders = self._collect_scene_placeholders()
-        for node_name, node in scene_placeholders.items():
-            plugin_identifier_knob = node.knob("plugin_identifier")
-            if (
-                plugin_identifier_knob is None
-                or plugin_identifier_knob.getValue() != self.identifier
-            ):
-                continue
-
-            placeholder_data = self._parse_placeholder_node_data(node)
-            # TODO do data validations and maybe updgrades if are invalid
-            output.append(
-                LoadPlaceholderItem(node_name, placeholder_data, self)
-            )
-
-        return output
-
-    def populate_placeholder(self, placeholder):
-        self.populate_load_placeholder(placeholder)
-
-    def repopulate_placeholder(self, placeholder):
-        repre_ids = self._get_loaded_repre_ids()
-        self.populate_load_placeholder(placeholder, repre_ids)
-
-    def get_placeholder_options(self, options=None):
-        return self.get_load_plugin_options(options)
-
-    def post_placeholder_process(self, placeholder, failed):
-        """Cleanup placeholder after load of its corresponding representations.
-
-        Args:
-            placeholder (PlaceholderItem): Item which was just used to load
-                representation.
-            failed (bool): Loading of representation failed.
-        """
-        # deselect all selected nodes
-        placeholder_node = nuke.toNode(placeholder.scene_identifier)
-
-        # getting the latest nodes added
-        # TODO get from shared populate data!
-        nodes_init = placeholder.data["nodes_init"]
-        nodes_loaded = list(set(nuke.allNodes()) - set(nodes_init))
-        self.log.debug("Loaded nodes: {}".format(nodes_loaded))
-        if not nodes_loaded:
-            return
-
-        placeholder.data["delete"] = True
-
-        nodes_loaded = self._move_to_placeholder_group(
-            placeholder, nodes_loaded
-        )
-        placeholder.data["last_loaded"] = nodes_loaded
-        refresh_nodes(nodes_loaded)
-
-        # positioning of the loaded nodes
-        min_x, min_y, _, _ = get_extreme_positions(nodes_loaded)
-        for node in nodes_loaded:
-            xpos = (node.xpos() - min_x) + placeholder_node.xpos()
-            ypos = (node.ypos() - min_y) + placeholder_node.ypos()
-            node.setXYpos(xpos, ypos)
-        refresh_nodes(nodes_loaded)
-
-        # fix the problem of z_order for backdrops
-        self._fix_z_order(placeholder)
-
-        if placeholder.data.get("keep_placeholder"):
-            self._imprint_siblings(placeholder)
-
-        if placeholder.data["nb_children"] == 0:
-            # save initial nodes positions and dimensions, update them
-            # and set inputs and outputs of loaded nodes
-            if placeholder.data.get("keep_placeholder"):
-                self._imprint_inits()
-                self._update_nodes(placeholder, nuke.allNodes(), nodes_loaded)
-
-            self._set_loaded_connections(placeholder)
-
-        elif placeholder.data["siblings"]:
-            # create copies of placeholder siblings for the new loaded nodes,
-            # set their inputs and outputs and update all nodes positions and
-            # dimensions and siblings names
-
-            siblings = get_nodes_by_names(placeholder.data["siblings"])
-            refresh_nodes(siblings)
-            copies = self._create_sib_copies(placeholder)
-            new_nodes = list(copies.values())  # copies nodes
-            self._update_nodes(new_nodes, nodes_loaded)
-            placeholder_node.removeKnob(placeholder_node.knob("siblings"))
-            new_nodes_name = get_names_from_nodes(new_nodes)
-            imprint(placeholder_node, {"siblings": new_nodes_name})
-            self._set_copies_connections(placeholder, copies)
-
-            self._update_nodes(
-                nuke.allNodes(),
-                new_nodes + nodes_loaded,
-                20
-            )
-
-            new_siblings = get_names_from_nodes(new_nodes)
-            placeholder.data["siblings"] = new_siblings
-
-        else:
-            # if the placeholder doesn't have siblings, the loaded
-            # nodes will be placed in a free space
-
-            xpointer, ypointer = find_free_space_to_paste_nodes(
-                nodes_loaded, direction="bottom", offset=200
-            )
-            node = nuke.createNode("NoOp")
-            reset_selection()
-            nuke.delete(node)
-            for node in nodes_loaded:
-                xpos = (node.xpos() - min_x) + xpointer
-                ypos = (node.ypos() - min_y) + ypointer
-                node.setXYpos(xpos, ypos)
-
-        placeholder.data["nb_children"] += 1
-        reset_selection()
-
-        # go back to root group
-        nuke.root().begin()
-
-    def _move_to_placeholder_group(self, placeholder, nodes_loaded):
-        """
-        opening the placeholder's group and copying loaded nodes in it.
-
-        Returns :
-            nodes_loaded (list): the new list of pasted nodes
-        """
-
-        groups_name = placeholder.data["group_name"]
-        reset_selection()
-        select_nodes(nodes_loaded)
-        if groups_name:
-            with node_tempfile() as filepath:
-                nuke.nodeCopy(filepath)
-                for node in nuke.selectedNodes():
-                    nuke.delete(node)
-                group = nuke.toNode(groups_name)
-                group.begin()
-                nuke.nodePaste(filepath)
-                nodes_loaded = nuke.selectedNodes()
-        return nodes_loaded
-
-    def _fix_z_order(self, placeholder):
-        """Fix the problem of z_order when a backdrop is loaded."""
-
-        nodes_loaded = placeholder.data["last_loaded"]
-        loaded_backdrops = []
-        bd_orders = set()
-        for node in nodes_loaded:
-            if isinstance(node, nuke.BackdropNode):
-                loaded_backdrops.append(node)
-                bd_orders.add(node.knob("z_order").getValue())
-
-        if not bd_orders:
-            return
-
-        sib_orders = set()
-        for node_name in placeholder.data["siblings"]:
-            node = nuke.toNode(node_name)
-            if isinstance(node, nuke.BackdropNode):
-                sib_orders.add(node.knob("z_order").getValue())
-
-        if not sib_orders:
-            return
-
-        min_order = min(bd_orders)
-        max_order = max(sib_orders)
-        for backdrop_node in loaded_backdrops:
-            z_order = backdrop_node.knob("z_order").getValue()
-            backdrop_node.knob("z_order").setValue(
-                z_order + max_order - min_order + 1)
-
-    def _imprint_siblings(self, placeholder):
-        """
-        - add siblings names to placeholder attributes (nodes loaded with it)
-        - add Id to the attributes of all the other nodes
-        """
-
-        loaded_nodes = placeholder.data["last_loaded"]
-        loaded_nodes_set = set(loaded_nodes)
-        data = {"repre_id": str(placeholder.data["last_repre_id"])}
-
-        for node in loaded_nodes:
-            node_knobs = node.knobs()
-            if "builder_type" not in node_knobs:
-                # save the id of representation for all imported nodes
-                imprint(node, data)
-                node.knob("repre_id").setVisible(False)
-                refresh_node(node)
-                continue
-
-            if (
-                "is_placeholder" not in node_knobs
-                or (
-                    "is_placeholder" in node_knobs
-                    and node.knob("is_placeholder").value()
-                )
-            ):
-                siblings = list(loaded_nodes_set - {node})
-                siblings_name = get_names_from_nodes(siblings)
-                siblings = {"siblings": siblings_name}
-                imprint(node, siblings)
-
-    def _imprint_inits(self):
-        """Add initial positions and dimensions to the attributes"""
-
-        for node in nuke.allNodes():
-            refresh_node(node)
-            imprint(node, {"x_init": node.xpos(), "y_init": node.ypos()})
-            node.knob("x_init").setVisible(False)
-            node.knob("y_init").setVisible(False)
-            width = node.screenWidth()
-            height = node.screenHeight()
-            if "bdwidth" in node.knobs():
-                imprint(node, {"w_init": width, "h_init": height})
-                node.knob("w_init").setVisible(False)
-                node.knob("h_init").setVisible(False)
-            refresh_node(node)
-
-    def _update_nodes(
-        self, placeholder, nodes, considered_nodes, offset_y=None
-    ):
-        """Adjust backdrop nodes dimensions and positions.
-
-        Considering some nodes sizes.
-
-        Args:
-            nodes (list): list of nodes to update
-            considered_nodes (list): list of nodes to consider while updating
-                positions and dimensions
-            offset (int): distance between copies
-        """
-
-        placeholder_node = nuke.toNode(placeholder.scene_identifier)
-
-        min_x, min_y, max_x, max_y = get_extreme_positions(considered_nodes)
-
-        diff_x = diff_y = 0
-        contained_nodes = []  # for backdrops
-
-        if offset_y is None:
-            width_ph = placeholder_node.screenWidth()
-            height_ph = placeholder_node.screenHeight()
-            diff_y = max_y - min_y - height_ph
-            diff_x = max_x - min_x - width_ph
-            contained_nodes = [placeholder_node]
-            min_x = placeholder_node.xpos()
-            min_y = placeholder_node.ypos()
-        else:
-            siblings = get_nodes_by_names(placeholder.data["siblings"])
-            minX, _, maxX, _ = get_extreme_positions(siblings)
-            diff_y = max_y - min_y + 20
-            diff_x = abs(max_x - min_x - maxX + minX)
-            contained_nodes = considered_nodes
-
-        if diff_y <= 0 and diff_x <= 0:
-            return
-
-        for node in nodes:
-            refresh_node(node)
-
-            if (
-                node == placeholder_node
-                or node in considered_nodes
-            ):
-                continue
-
-            if (
-                not isinstance(node, nuke.BackdropNode)
-                or (
-                    isinstance(node, nuke.BackdropNode)
-                    and not set(contained_nodes) <= set(node.getNodes())
-                )
-            ):
-                if offset_y is None and node.xpos() >= min_x:
-                    node.setXpos(node.xpos() + diff_x)
-
-                if node.ypos() >= min_y:
-                    node.setYpos(node.ypos() + diff_y)
-
-            else:
-                width = node.screenWidth()
-                height = node.screenHeight()
-                node.knob("bdwidth").setValue(width + diff_x)
-                node.knob("bdheight").setValue(height + diff_y)
-
-            refresh_node(node)
-
-    def _set_loaded_connections(self, placeholder):
-        """
-        set inputs and outputs of loaded nodes"""
-
-        placeholder_node = nuke.toNode(placeholder.scene_identifier)
-        input_node, output_node = get_group_io_nodes(
-            placeholder.data["last_loaded"]
-        )
-        for node in placeholder_node.dependent():
-            for idx in range(node.inputs()):
-                if node.input(idx) == placeholder_node and output_node:
-                    node.setInput(idx, output_node)
-
-        for node in placeholder_node.dependencies():
-            for idx in range(placeholder_node.inputs()):
-                if placeholder_node.input(idx) == node and input_node:
-                    input_node.setInput(0, node)
-
-    def _create_sib_copies(self, placeholder):
-        """ creating copies of the palce_holder siblings (the ones who were
-        loaded with it) for the new nodes added
-
-        Returns :
-            copies (dict) : with copied nodes names and their copies
-        """
-
-        copies = {}
-        siblings = get_nodes_by_names(placeholder.data["siblings"])
-        for node in siblings:
-            new_node = duplicate_node(node)
-
-            x_init = int(new_node.knob("x_init").getValue())
-            y_init = int(new_node.knob("y_init").getValue())
-            new_node.setXYpos(x_init, y_init)
-            if isinstance(new_node, nuke.BackdropNode):
-                w_init = new_node.knob("w_init").getValue()
-                h_init = new_node.knob("h_init").getValue()
-                new_node.knob("bdwidth").setValue(w_init)
-                new_node.knob("bdheight").setValue(h_init)
-                refresh_node(node)
-
-            if "repre_id" in node.knobs().keys():
-                node.removeKnob(node.knob("repre_id"))
-            copies[node.name()] = new_node
-        return copies
-
-    def _set_copies_connections(self, placeholder, copies):
-        """Set inputs and outputs of the copies.
-
-        Args:
-            copies (dict): Copied nodes by their names.
-        """
-
-        last_input, last_output = get_group_io_nodes(
-            placeholder.data["last_loaded"]
-        )
-        siblings = get_nodes_by_names(placeholder.data["siblings"])
-        siblings_input, siblings_output = get_group_io_nodes(siblings)
-        copy_input = copies[siblings_input.name()]
-        copy_output = copies[siblings_output.name()]
-
-        for node_init in siblings:
-            if node_init == siblings_output:
-                continue
-
-            node_copy = copies[node_init.name()]
-            for node in node_init.dependent():
-                for idx in range(node.inputs()):
-                    if node.input(idx) != node_init:
-                        continue
-
-                    if node in siblings:
-                        copies[node.name()].setInput(idx, node_copy)
-                    else:
-                        last_input.setInput(0, node_copy)
-
-            for node in node_init.dependencies():
-                for idx in range(node_init.inputs()):
-                    if node_init.input(idx) != node:
-                        continue
-
-                    if node_init == siblings_input:
-                        copy_input.setInput(idx, node)
-                    elif node in siblings:
-                        node_copy.setInput(idx, copies[node.name()])
-                    else:
-                        node_copy.setInput(idx, last_output)
-
-        siblings_input.setInput(0, copy_output)
-
-
-class NukePlaceholderCreatePlugin(
-    NukePlaceholderPlugin, PlaceholderCreateMixin
-):
-    identifier = "nuke.create"
-    label = "Nuke create"
-
-    def _parse_placeholder_node_data(self, node):
-        placeholder_data = super(
-            NukePlaceholderCreatePlugin, self
-        )._parse_placeholder_node_data(node)
-
-        node_knobs = node.knobs()
-        nb_children = 0
-        if "nb_children" in node_knobs:
-            nb_children = int(node_knobs["nb_children"].getValue())
-        placeholder_data["nb_children"] = nb_children
-
-        siblings = []
-        if "siblings" in node_knobs:
-            siblings = node_knobs["siblings"].values()
-        placeholder_data["siblings"] = siblings
-
-        node_full_name = node.fullName()
-        placeholder_data["group_name"] = node_full_name.rpartition(".")[0]
-        placeholder_data["last_loaded"] = []
-        placeholder_data["delete"] = False
-        return placeholder_data
-
-    def _before_instance_create(self, placeholder):
-        placeholder.data["nodes_init"] = nuke.allNodes()
-
-    def collect_placeholders(self):
-        output = []
-        scene_placeholders = self._collect_scene_placeholders()
-        for node_name, node in scene_placeholders.items():
-            plugin_identifier_knob = node.knob("plugin_identifier")
-            if (
-                plugin_identifier_knob is None
-                or plugin_identifier_knob.getValue() != self.identifier
-            ):
-                continue
-
-            placeholder_data = self._parse_placeholder_node_data(node)
-
-            output.append(
-                CreatePlaceholderItem(node_name, placeholder_data, self)
-            )
-
-        return output
-
-    def populate_placeholder(self, placeholder):
-        self.populate_create_placeholder(placeholder)
-
-    def repopulate_placeholder(self, placeholder):
-        self.populate_create_placeholder(placeholder)
-
-    def get_placeholder_options(self, options=None):
-        return self.get_create_plugin_options(options)
-
-    def post_placeholder_process(self, placeholder, failed):
-        """Cleanup placeholder after load of its corresponding representations.
-
-        Args:
-            placeholder (PlaceholderItem): Item which was just used to load
-                representation.
-            failed (bool): Loading of representation failed.
-        """
-        # deselect all selected nodes
-        placeholder_node = nuke.toNode(placeholder.scene_identifier)
-
-        # getting the latest nodes added
-        nodes_init = placeholder.data["nodes_init"]
-        nodes_created = list(set(nuke.allNodes()) - set(nodes_init))
-        self.log.debug("Created nodes: {}".format(nodes_created))
-        if not nodes_created:
-            return
-
-        placeholder.data["delete"] = True
-
-        nodes_created = self._move_to_placeholder_group(
-            placeholder, nodes_created
-        )
-        placeholder.data["last_created"] = nodes_created
-        refresh_nodes(nodes_created)
-
-        # positioning of the created nodes
-        min_x, min_y, _, _ = get_extreme_positions(nodes_created)
-        for node in nodes_created:
-            xpos = (node.xpos() - min_x) + placeholder_node.xpos()
-            ypos = (node.ypos() - min_y) + placeholder_node.ypos()
-            node.setXYpos(xpos, ypos)
-        refresh_nodes(nodes_created)
-
-        # fix the problem of z_order for backdrops
-        self._fix_z_order(placeholder)
-
-        if placeholder.data.get("keep_placeholder"):
-            self._imprint_siblings(placeholder)
-
-        if placeholder.data["nb_children"] == 0:
-            # save initial nodes positions and dimensions, update them
-            # and set inputs and outputs of created nodes
-
-            if placeholder.data.get("keep_placeholder"):
-                self._imprint_inits()
-                self._update_nodes(placeholder, nuke.allNodes(), nodes_created)
-
-            self._set_created_connections(placeholder)
-
-        elif placeholder.data["siblings"]:
-            # create copies of placeholder siblings for the new created nodes,
-            # set their inputs and outputs and update all nodes positions and
-            # dimensions and siblings names
-
-            siblings = get_nodes_by_names(placeholder.data["siblings"])
-            refresh_nodes(siblings)
-            copies = self._create_sib_copies(placeholder)
-            new_nodes = list(copies.values())  # copies nodes
-            self._update_nodes(new_nodes, nodes_created)
-            placeholder_node.removeKnob(placeholder_node.knob("siblings"))
-            new_nodes_name = get_names_from_nodes(new_nodes)
-            imprint(placeholder_node, {"siblings": new_nodes_name})
-            self._set_copies_connections(placeholder, copies)
-
-            self._update_nodes(
-                nuke.allNodes(),
-                new_nodes + nodes_created,
-                20
-            )
-
-            new_siblings = get_names_from_nodes(new_nodes)
-            placeholder.data["siblings"] = new_siblings
-
-        else:
-            # if the placeholder doesn't have siblings, the created
-            # nodes will be placed in a free space
-
-            xpointer, ypointer = find_free_space_to_paste_nodes(
-                nodes_created, direction="bottom", offset=200
-            )
-            node = nuke.createNode("NoOp")
-            reset_selection()
-            nuke.delete(node)
-            for node in nodes_created:
-                xpos = (node.xpos() - min_x) + xpointer
-                ypos = (node.ypos() - min_y) + ypointer
-                node.setXYpos(xpos, ypos)
-
-        placeholder.data["nb_children"] += 1
-        reset_selection()
-
-        # go back to root group
-        nuke.root().begin()
-
-    def _move_to_placeholder_group(self, placeholder, nodes_created):
-        """
-        opening the placeholder's group and copying created nodes in it.
-
-        Returns :
-            nodes_created (list): the new list of pasted nodes
-        """
-        groups_name = placeholder.data["group_name"]
-        reset_selection()
-        select_nodes(nodes_created)
-        if groups_name:
-            with node_tempfile() as filepath:
-                nuke.nodeCopy(filepath)
-                for node in nuke.selectedNodes():
-                    nuke.delete(node)
-                group = nuke.toNode(groups_name)
-                group.begin()
-                nuke.nodePaste(filepath)
-                nodes_created = nuke.selectedNodes()
-        return nodes_created
-
-    def _fix_z_order(self, placeholder):
-        """Fix the problem of z_order when a backdrop is create."""
-
-        nodes_created = placeholder.data["last_created"]
-        created_backdrops = []
-        bd_orders = set()
-        for node in nodes_created:
-            if isinstance(node, nuke.BackdropNode):
-                created_backdrops.append(node)
-                bd_orders.add(node.knob("z_order").getValue())
-
-        if not bd_orders:
-            return
-
-        sib_orders = set()
-        for node_name in placeholder.data["siblings"]:
-            node = nuke.toNode(node_name)
-            if isinstance(node, nuke.BackdropNode):
-                sib_orders.add(node.knob("z_order").getValue())
-
-        if not sib_orders:
-            return
-
-        min_order = min(bd_orders)
-        max_order = max(sib_orders)
-        for backdrop_node in created_backdrops:
-            z_order = backdrop_node.knob("z_order").getValue()
-            backdrop_node.knob("z_order").setValue(
-                z_order + max_order - min_order + 1)
-
-    def _imprint_siblings(self, placeholder):
-        """
-        - add siblings names to placeholder attributes (nodes created with it)
-        - add Id to the attributes of all the other nodes
-        """
-
-        created_nodes = placeholder.data["last_created"]
-        created_nodes_set = set(created_nodes)
-
-        for node in created_nodes:
-            node_knobs = node.knobs()
-
-            if (
-                "is_placeholder" not in node_knobs
-                or (
-                    "is_placeholder" in node_knobs
-                    and node.knob("is_placeholder").value()
-                )
-            ):
-                siblings = list(created_nodes_set - {node})
-                siblings_name = get_names_from_nodes(siblings)
-                siblings = {"siblings": siblings_name}
-                imprint(node, siblings)
-
-    def _imprint_inits(self):
-        """Add initial positions and dimensions to the attributes"""
-
-        for node in nuke.allNodes():
-            refresh_node(node)
-            imprint(node, {"x_init": node.xpos(), "y_init": node.ypos()})
-            node.knob("x_init").setVisible(False)
-            node.knob("y_init").setVisible(False)
-            width = node.screenWidth()
-            height = node.screenHeight()
-            if "bdwidth" in node.knobs():
-                imprint(node, {"w_init": width, "h_init": height})
-                node.knob("w_init").setVisible(False)
-                node.knob("h_init").setVisible(False)
-            refresh_node(node)
-
-    def _update_nodes(
-        self, placeholder, nodes, considered_nodes, offset_y=None
-    ):
-        """Adjust backdrop nodes dimensions and positions.
-
-        Considering some nodes sizes.
-
-        Args:
-            nodes (list): list of nodes to update
-            considered_nodes (list): list of nodes to consider while updating
-                positions and dimensions
-            offset (int): distance between copies
-        """
-
-        placeholder_node = nuke.toNode(placeholder.scene_identifier)
-
-        min_x, min_y, max_x, max_y = get_extreme_positions(considered_nodes)
-
-        diff_x = diff_y = 0
-        contained_nodes = []  # for backdrops
-
-        if offset_y is None:
-            width_ph = placeholder_node.screenWidth()
-            height_ph = placeholder_node.screenHeight()
-            diff_y = max_y - min_y - height_ph
-            diff_x = max_x - min_x - width_ph
-            contained_nodes = [placeholder_node]
-            min_x = placeholder_node.xpos()
-            min_y = placeholder_node.ypos()
-        else:
-            siblings = get_nodes_by_names(placeholder.data["siblings"])
-            minX, _, maxX, _ = get_extreme_positions(siblings)
-            diff_y = max_y - min_y + 20
-            diff_x = abs(max_x - min_x - maxX + minX)
-            contained_nodes = considered_nodes
-
-        if diff_y <= 0 and diff_x <= 0:
-            return
-
-        for node in nodes:
-            refresh_node(node)
-
-            if (
-                node == placeholder_node
-                or node in considered_nodes
-            ):
-                continue
-
-            if (
-                not isinstance(node, nuke.BackdropNode)
-                or (
-                    isinstance(node, nuke.BackdropNode)
-                    and not set(contained_nodes) <= set(node.getNodes())
-                )
-            ):
-                if offset_y is None and node.xpos() >= min_x:
-                    node.setXpos(node.xpos() + diff_x)
-
-                if node.ypos() >= min_y:
-                    node.setYpos(node.ypos() + diff_y)
-
-            else:
-                width = node.screenWidth()
-                height = node.screenHeight()
-                node.knob("bdwidth").setValue(width + diff_x)
-                node.knob("bdheight").setValue(height + diff_y)
-
-            refresh_node(node)
-
-    def _set_created_connections(self, placeholder):
-        """
-        set inputs and outputs of created nodes"""
-
-        placeholder_node = nuke.toNode(placeholder.scene_identifier)
-        input_node, output_node = get_group_io_nodes(
-            placeholder.data["last_created"]
-        )
-        for node in placeholder_node.dependent():
-            for idx in range(node.inputs()):
-                if node.input(idx) == placeholder_node and output_node:
-                    node.setInput(idx, output_node)
-
-        for node in placeholder_node.dependencies():
-            for idx in range(placeholder_node.inputs()):
-                if placeholder_node.input(idx) == node and input_node:
-                    input_node.setInput(0, node)
-
-    def _create_sib_copies(self, placeholder):
-        """ creating copies of the palce_holder siblings (the ones who were
-        created with it) for the new nodes added
-
-        Returns :
-            copies (dict) : with copied nodes names and their copies
-        """
-
-        copies = {}
-        siblings = get_nodes_by_names(placeholder.data["siblings"])
-        for node in siblings:
-            new_node = duplicate_node(node)
-
-            x_init = int(new_node.knob("x_init").getValue())
-            y_init = int(new_node.knob("y_init").getValue())
-            new_node.setXYpos(x_init, y_init)
-            if isinstance(new_node, nuke.BackdropNode):
-                w_init = new_node.knob("w_init").getValue()
-                h_init = new_node.knob("h_init").getValue()
-                new_node.knob("bdwidth").setValue(w_init)
-                new_node.knob("bdheight").setValue(h_init)
-                refresh_node(node)
-
-            if "repre_id" in node.knobs().keys():
-                node.removeKnob(node.knob("repre_id"))
-            copies[node.name()] = new_node
-        return copies
-
-    def _set_copies_connections(self, placeholder, copies):
-        """Set inputs and outputs of the copies.
-
-        Args:
-            copies (dict): Copied nodes by their names.
-        """
-
-        last_input, last_output = get_group_io_nodes(
-            placeholder.data["last_created"]
-        )
-        siblings = get_nodes_by_names(placeholder.data["siblings"])
-        siblings_input, siblings_output = get_group_io_nodes(siblings)
-        copy_input = copies[siblings_input.name()]
-        copy_output = copies[siblings_output.name()]
-
-        for node_init in siblings:
-            if node_init == siblings_output:
-                continue
-
-            node_copy = copies[node_init.name()]
-            for node in node_init.dependent():
-                for idx in range(node.inputs()):
-                    if node.input(idx) != node_init:
-                        continue
-
-                    if node in siblings:
-                        copies[node.name()].setInput(idx, node_copy)
-                    else:
-                        last_input.setInput(0, node_copy)
-
-            for node in node_init.dependencies():
-                for idx in range(node_init.inputs()):
-                    if node_init.input(idx) != node:
-                        continue
-
-                    if node_init == siblings_input:
-                        copy_input.setInput(idx, node)
-                    elif node in siblings:
-                        node_copy.setInput(idx, copies[node.name()])
-                    else:
-                        node_copy.setInput(idx, last_output)
-
-        siblings_input.setInput(0, copy_output)
-
-
 def build_workfile_template(*args, **kwargs):
     builder = NukeTemplateBuilder(registered_host())
     builder.build_template(*args, **kwargs)

client/ayon_core/hosts/nuke/plugins/workfile_build/create_placeholder.py

@@ -0,0 +1,428 @@
+import nuke
+
+from ayon_core.pipeline.workfile.workfile_template_builder import (
+    CreatePlaceholderItem,
+    PlaceholderCreateMixin,
+)
+from ayon_core.hosts.nuke.api.lib import (
+    find_free_space_to_paste_nodes,
+    get_extreme_positions,
+    get_group_io_nodes,
+    imprint,
+    refresh_node,
+    refresh_nodes,
+    reset_selection,
+    get_names_from_nodes,
+    get_nodes_by_names,
+    select_nodes,
+    duplicate_node,
+    node_tempfile,
+)
+from ayon_core.hosts.nuke.api.workfile_template_builder import (
+    NukePlaceholderPlugin
+)
+
+
+class NukePlaceholderCreatePlugin(
+    NukePlaceholderPlugin, PlaceholderCreateMixin
+):
+    identifier = "nuke.create"
+    label = "Nuke create"
+
+    def _parse_placeholder_node_data(self, node):
+        placeholder_data = super(
+            NukePlaceholderCreatePlugin, self
+        )._parse_placeholder_node_data(node)
+
+        node_knobs = node.knobs()
+        nb_children = 0
+        if "nb_children" in node_knobs:
+            nb_children = int(node_knobs["nb_children"].getValue())
+        placeholder_data["nb_children"] = nb_children
+
+        siblings = []
+        if "siblings" in node_knobs:
+            siblings = node_knobs["siblings"].values()
+        placeholder_data["siblings"] = siblings
+
+        node_full_name = node.fullName()
+        placeholder_data["group_name"] = node_full_name.rpartition(".")[0]
+        placeholder_data["last_loaded"] = []
+        placeholder_data["delete"] = False
+        return placeholder_data
+
+    def _before_instance_create(self, placeholder):
+        placeholder.data["nodes_init"] = nuke.allNodes()
+
+    def collect_placeholders(self):
+        output = []
+        scene_placeholders = self._collect_scene_placeholders()
+        for node_name, node in scene_placeholders.items():
+            plugin_identifier_knob = node.knob("plugin_identifier")
+            if (
+                plugin_identifier_knob is None
+                or plugin_identifier_knob.getValue() != self.identifier
+            ):
+                continue
+
+            placeholder_data = self._parse_placeholder_node_data(node)
+
+            output.append(
+                CreatePlaceholderItem(node_name, placeholder_data, self)
+            )
+
+        return output
+
+    def populate_placeholder(self, placeholder):
+        self.populate_create_placeholder(placeholder)
+
+    def repopulate_placeholder(self, placeholder):
+        self.populate_create_placeholder(placeholder)
+
+    def get_placeholder_options(self, options=None):
+        return self.get_create_plugin_options(options)
+
+    def post_placeholder_process(self, placeholder, failed):
+        """Cleanup placeholder after load of its corresponding representations.
+
+        Args:
+            placeholder (PlaceholderItem): Item which was just used to load
+                representation.
+            failed (bool): Loading of representation failed.
+        """
+        # deselect all selected nodes
+        placeholder_node = nuke.toNode(placeholder.scene_identifier)
+
+        # getting the latest nodes added
+        nodes_init = placeholder.data["nodes_init"]
+        nodes_created = list(set(nuke.allNodes()) - set(nodes_init))
+        self.log.debug("Created nodes: {}".format(nodes_created))
+        if not nodes_created:
+            return
+
+        placeholder.data["delete"] = True
+
+        nodes_created = self._move_to_placeholder_group(
+            placeholder, nodes_created
+        )
+        placeholder.data["last_created"] = nodes_created
+        refresh_nodes(nodes_created)
+
+        # positioning of the created nodes
+        min_x, min_y, _, _ = get_extreme_positions(nodes_created)
+        for node in nodes_created:
+            xpos = (node.xpos() - min_x) + placeholder_node.xpos()
+            ypos = (node.ypos() - min_y) + placeholder_node.ypos()
+            node.setXYpos(xpos, ypos)
+        refresh_nodes(nodes_created)
+
+        # fix the problem of z_order for backdrops
+        self._fix_z_order(placeholder)
+
+        if placeholder.data.get("keep_placeholder"):
+            self._imprint_siblings(placeholder)
+
+        if placeholder.data["nb_children"] == 0:
+            # save initial nodes positions and dimensions, update them
+            # and set inputs and outputs of created nodes
+
+            if placeholder.data.get("keep_placeholder"):
+                self._imprint_inits()
+                self._update_nodes(placeholder, nuke.allNodes(), nodes_created)
+
+            self._set_created_connections(placeholder)
+
+        elif placeholder.data["siblings"]:
+            # create copies of placeholder siblings for the new created nodes,
+            # set their inputs and outputs and update all nodes positions and
+            # dimensions and siblings names
+
+            siblings = get_nodes_by_names(placeholder.data["siblings"])
+            refresh_nodes(siblings)
+            copies = self._create_sib_copies(placeholder)
+            new_nodes = list(copies.values())  # copies nodes
+            self._update_nodes(new_nodes, nodes_created)
+            placeholder_node.removeKnob(placeholder_node.knob("siblings"))
+            new_nodes_name = get_names_from_nodes(new_nodes)
+            imprint(placeholder_node, {"siblings": new_nodes_name})
+            self._set_copies_connections(placeholder, copies)
+
+            self._update_nodes(
+                nuke.allNodes(),
+                new_nodes + nodes_created,
+                20
+            )
+
+            new_siblings = get_names_from_nodes(new_nodes)
+            placeholder.data["siblings"] = new_siblings
+
+        else:
+            # if the placeholder doesn't have siblings, the created
+            # nodes will be placed in a free space
+
+            xpointer, ypointer = find_free_space_to_paste_nodes(
+                nodes_created, direction="bottom", offset=200
+            )
+            node = nuke.createNode("NoOp")
+            reset_selection()
+            nuke.delete(node)
+            for node in nodes_created:
+                xpos = (node.xpos() - min_x) + xpointer
+                ypos = (node.ypos() - min_y) + ypointer
+                node.setXYpos(xpos, ypos)
+
+        placeholder.data["nb_children"] += 1
+        reset_selection()
+
+        # go back to root group
+        nuke.root().begin()
+
+    def _move_to_placeholder_group(self, placeholder, nodes_created):
+        """
+        opening the placeholder's group and copying created nodes in it.
+
+        Returns :
+            nodes_created (list): the new list of pasted nodes
+        """
+        groups_name = placeholder.data["group_name"]
+        reset_selection()
+        select_nodes(nodes_created)
+        if groups_name:
+            with node_tempfile() as filepath:
+                nuke.nodeCopy(filepath)
+                for node in nuke.selectedNodes():
+                    nuke.delete(node)
+                group = nuke.toNode(groups_name)
+                group.begin()
+                nuke.nodePaste(filepath)
+                nodes_created = nuke.selectedNodes()
+        return nodes_created
+
+    def _fix_z_order(self, placeholder):
+        """Fix the problem of z_order when a backdrop is create."""
+
+        nodes_created = placeholder.data["last_created"]
+        created_backdrops = []
+        bd_orders = set()
+        for node in nodes_created:
+            if isinstance(node, nuke.BackdropNode):
+                created_backdrops.append(node)
+                bd_orders.add(node.knob("z_order").getValue())
+
+        if not bd_orders:
+            return
+
+        sib_orders = set()
+        for node_name in placeholder.data["siblings"]:
+            node = nuke.toNode(node_name)
+            if isinstance(node, nuke.BackdropNode):
+                sib_orders.add(node.knob("z_order").getValue())
+
+        if not sib_orders:
+            return
+
+        min_order = min(bd_orders)
+        max_order = max(sib_orders)
+        for backdrop_node in created_backdrops:
+            z_order = backdrop_node.knob("z_order").getValue()
+            backdrop_node.knob("z_order").setValue(
+                z_order + max_order - min_order + 1)
+
+    def _imprint_siblings(self, placeholder):
+        """
+        - add siblings names to placeholder attributes (nodes created with it)
+        - add Id to the attributes of all the other nodes
+        """
+
+        created_nodes = placeholder.data["last_created"]
+        created_nodes_set = set(created_nodes)
+
+        for node in created_nodes:
+            node_knobs = node.knobs()
+
+            if (
+                "is_placeholder" not in node_knobs
+                or (
+                    "is_placeholder" in node_knobs
+                    and node.knob("is_placeholder").value()
+                )
+            ):
+                siblings = list(created_nodes_set - {node})
+                siblings_name = get_names_from_nodes(siblings)
+                siblings = {"siblings": siblings_name}
+                imprint(node, siblings)
+
+    def _imprint_inits(self):
+        """Add initial positions and dimensions to the attributes"""
+
+        for node in nuke.allNodes():
+            refresh_node(node)
+            imprint(node, {"x_init": node.xpos(), "y_init": node.ypos()})
+            node.knob("x_init").setVisible(False)
+            node.knob("y_init").setVisible(False)
+            width = node.screenWidth()
+            height = node.screenHeight()
+            if "bdwidth" in node.knobs():
+                imprint(node, {"w_init": width, "h_init": height})
+                node.knob("w_init").setVisible(False)
+                node.knob("h_init").setVisible(False)
+            refresh_node(node)
+
+    def _update_nodes(
+        self, placeholder, nodes, considered_nodes, offset_y=None
+    ):
+        """Adjust backdrop nodes dimensions and positions.
+
+        Considering some nodes sizes.
+
+        Args:
+            nodes (list): list of nodes to update
+            considered_nodes (list): list of nodes to consider while updating
+                positions and dimensions
+            offset (int): distance between copies
+        """
+
+        placeholder_node = nuke.toNode(placeholder.scene_identifier)
+
+        min_x, min_y, max_x, max_y = get_extreme_positions(considered_nodes)
+
+        diff_x = diff_y = 0
+        contained_nodes = []  # for backdrops
+
+        if offset_y is None:
+            width_ph = placeholder_node.screenWidth()
+            height_ph = placeholder_node.screenHeight()
+            diff_y = max_y - min_y - height_ph
+            diff_x = max_x - min_x - width_ph
+            contained_nodes = [placeholder_node]
+            min_x = placeholder_node.xpos()
+            min_y = placeholder_node.ypos()
+        else:
+            siblings = get_nodes_by_names(placeholder.data["siblings"])
+            minX, _, maxX, _ = get_extreme_positions(siblings)
+            diff_y = max_y - min_y + 20
+            diff_x = abs(max_x - min_x - maxX + minX)
+            contained_nodes = considered_nodes
+
+        if diff_y <= 0 and diff_x <= 0:
+            return
+
+        for node in nodes:
+            refresh_node(node)
+
+            if (
+                node == placeholder_node
+                or node in considered_nodes
+            ):
+                continue
+
+            if (
+                not isinstance(node, nuke.BackdropNode)
+                or (
+                    isinstance(node, nuke.BackdropNode)
+                    and not set(contained_nodes) <= set(node.getNodes())
+                )
+            ):
+                if offset_y is None and node.xpos() >= min_x:
+                    node.setXpos(node.xpos() + diff_x)
+
+                if node.ypos() >= min_y:
+                    node.setYpos(node.ypos() + diff_y)
+
+            else:
+                width = node.screenWidth()
+                height = node.screenHeight()
+                node.knob("bdwidth").setValue(width + diff_x)
+                node.knob("bdheight").setValue(height + diff_y)
+
+            refresh_node(node)
+
+    def _set_created_connections(self, placeholder):
+        """
+        set inputs and outputs of created nodes"""
+
+        placeholder_node = nuke.toNode(placeholder.scene_identifier)
+        input_node, output_node = get_group_io_nodes(
+            placeholder.data["last_created"]
+        )
+        for node in placeholder_node.dependent():
+            for idx in range(node.inputs()):
+                if node.input(idx) == placeholder_node and output_node:
+                    node.setInput(idx, output_node)
+
+        for node in placeholder_node.dependencies():
+            for idx in range(placeholder_node.inputs()):
+                if placeholder_node.input(idx) == node and input_node:
+                    input_node.setInput(0, node)
+
+    def _create_sib_copies(self, placeholder):
+        """ creating copies of the palce_holder siblings (the ones who were
+        created with it) for the new nodes added
+
+        Returns :
+            copies (dict) : with copied nodes names and their copies
+        """
+
+        copies = {}
+        siblings = get_nodes_by_names(placeholder.data["siblings"])
+        for node in siblings:
+            new_node = duplicate_node(node)
+
+            x_init = int(new_node.knob("x_init").getValue())
+            y_init = int(new_node.knob("y_init").getValue())
+            new_node.setXYpos(x_init, y_init)
+            if isinstance(new_node, nuke.BackdropNode):
+                w_init = new_node.knob("w_init").getValue()
+                h_init = new_node.knob("h_init").getValue()
+                new_node.knob("bdwidth").setValue(w_init)
+                new_node.knob("bdheight").setValue(h_init)
+                refresh_node(node)
+
+            if "repre_id" in node.knobs().keys():
+                node.removeKnob(node.knob("repre_id"))
+            copies[node.name()] = new_node
+        return copies
+
+    def _set_copies_connections(self, placeholder, copies):
+        """Set inputs and outputs of the copies.
+
+        Args:
+            copies (dict): Copied nodes by their names.
+        """
+
+        last_input, last_output = get_group_io_nodes(
+            placeholder.data["last_created"]
+        )
+        siblings = get_nodes_by_names(placeholder.data["siblings"])
+        siblings_input, siblings_output = get_group_io_nodes(siblings)
+        copy_input = copies[siblings_input.name()]
+        copy_output = copies[siblings_output.name()]
+
+        for node_init in siblings:
+            if node_init == siblings_output:
+                continue
+
+            node_copy = copies[node_init.name()]
+            for node in node_init.dependent():
+                for idx in range(node.inputs()):
+                    if node.input(idx) != node_init:
+                        continue
+
+                    if node in siblings:
+                        copies[node.name()].setInput(idx, node_copy)
+                    else:
+                        last_input.setInput(0, node_copy)
+
+            for node in node_init.dependencies():
+                for idx in range(node_init.inputs()):
+                    if node_init.input(idx) != node:
+                        continue
+
+                    if node_init == siblings_input:
+                        copy_input.setInput(idx, node)
+                    elif node in siblings:
+                        node_copy.setInput(idx, copies[node.name()])
+                    else:
+                        node_copy.setInput(idx, last_output)
+
+        siblings_input.setInput(0, copy_output)

client/ayon_core/hosts/nuke/plugins/workfile_build/load_placeholder.py

@@ -0,0 +1,455 @@
+import nuke
+
+from ayon_core.pipeline.workfile.workfile_template_builder import (
+    LoadPlaceholderItem,
+    PlaceholderLoadMixin,
+)
+from ayon_core.hosts.nuke.api.lib import (
+    find_free_space_to_paste_nodes,
+    get_extreme_positions,
+    get_group_io_nodes,
+    imprint,
+    refresh_node,
+    refresh_nodes,
+    reset_selection,
+    get_names_from_nodes,
+    get_nodes_by_names,
+    select_nodes,
+    duplicate_node,
+    node_tempfile,
+)
+from ayon_core.hosts.nuke.api.workfile_template_builder import (
+    NukePlaceholderPlugin
+)
+
+
+class NukePlaceholderLoadPlugin(NukePlaceholderPlugin, PlaceholderLoadMixin):
+    identifier = "nuke.load"
+    label = "Nuke load"
+
+    def _parse_placeholder_node_data(self, node):
+        placeholder_data = super(
+            NukePlaceholderLoadPlugin, self
+        )._parse_placeholder_node_data(node)
+
+        node_knobs = node.knobs()
+        nb_children = 0
+        if "nb_children" in node_knobs:
+            nb_children = int(node_knobs["nb_children"].getValue())
+        placeholder_data["nb_children"] = nb_children
+
+        siblings = []
+        if "siblings" in node_knobs:
+            siblings = node_knobs["siblings"].values()
+        placeholder_data["siblings"] = siblings
+
+        node_full_name = node.fullName()
+        placeholder_data["group_name"] = node_full_name.rpartition(".")[0]
+        placeholder_data["last_loaded"] = []
+        placeholder_data["delete"] = False
+        return placeholder_data
+
+    def _get_loaded_repre_ids(self):
+        loaded_representation_ids = self.builder.get_shared_populate_data(
+            "loaded_representation_ids"
+        )
+        if loaded_representation_ids is None:
+            loaded_representation_ids = set()
+            for node in nuke.allNodes():
+                if "repre_id" in node.knobs():
+                    loaded_representation_ids.add(
+                        node.knob("repre_id").getValue()
+                    )
+
+            self.builder.set_shared_populate_data(
+                "loaded_representation_ids", loaded_representation_ids
+            )
+        return loaded_representation_ids
+
+    def _before_placeholder_load(self, placeholder):
+        placeholder.data["nodes_init"] = nuke.allNodes()
+
+    def _before_repre_load(self, placeholder, representation):
+        placeholder.data["last_repre_id"] = representation["id"]
+
+    def collect_placeholders(self):
+        output = []
+        scene_placeholders = self._collect_scene_placeholders()
+        for node_name, node in scene_placeholders.items():
+            plugin_identifier_knob = node.knob("plugin_identifier")
+            if (
+                plugin_identifier_knob is None
+                or plugin_identifier_knob.getValue() != self.identifier
+            ):
+                continue
+
+            placeholder_data = self._parse_placeholder_node_data(node)
+            # TODO do data validations and maybe updgrades if are invalid
+            output.append(
+                LoadPlaceholderItem(node_name, placeholder_data, self)
+            )
+
+        return output
+
+    def populate_placeholder(self, placeholder):
+        self.populate_load_placeholder(placeholder)
+
+    def repopulate_placeholder(self, placeholder):
+        repre_ids = self._get_loaded_repre_ids()
+        self.populate_load_placeholder(placeholder, repre_ids)
+
+    def get_placeholder_options(self, options=None):
+        return self.get_load_plugin_options(options)
+
+    def post_placeholder_process(self, placeholder, failed):
+        """Cleanup placeholder after load of its corresponding representations.
+
+        Args:
+            placeholder (PlaceholderItem): Item which was just used to load
+                representation.
+            failed (bool): Loading of representation failed.
+        """
+        # deselect all selected nodes
+        placeholder_node = nuke.toNode(placeholder.scene_identifier)
+
+        # getting the latest nodes added
+        # TODO get from shared populate data!
+        nodes_init = placeholder.data["nodes_init"]
+        nodes_loaded = list(set(nuke.allNodes()) - set(nodes_init))
+        self.log.debug("Loaded nodes: {}".format(nodes_loaded))
+        if not nodes_loaded:
+            return
+
+        placeholder.data["delete"] = True
+
+        nodes_loaded = self._move_to_placeholder_group(
+            placeholder, nodes_loaded
+        )
+        placeholder.data["last_loaded"] = nodes_loaded
+        refresh_nodes(nodes_loaded)
+
+        # positioning of the loaded nodes
+        min_x, min_y, _, _ = get_extreme_positions(nodes_loaded)
+        for node in nodes_loaded:
+            xpos = (node.xpos() - min_x) + placeholder_node.xpos()
+            ypos = (node.ypos() - min_y) + placeholder_node.ypos()
+            node.setXYpos(xpos, ypos)
+        refresh_nodes(nodes_loaded)
+
+        # fix the problem of z_order for backdrops
+        self._fix_z_order(placeholder)
+
+        if placeholder.data.get("keep_placeholder"):
+            self._imprint_siblings(placeholder)
+
+        if placeholder.data["nb_children"] == 0:
+            # save initial nodes positions and dimensions, update them
+            # and set inputs and outputs of loaded nodes
+            if placeholder.data.get("keep_placeholder"):
+                self._imprint_inits()
+                self._update_nodes(placeholder, nuke.allNodes(), nodes_loaded)
+
+            self._set_loaded_connections(placeholder)
+
+        elif placeholder.data["siblings"]:
+            # create copies of placeholder siblings for the new loaded nodes,
+            # set their inputs and outputs and update all nodes positions and
+            # dimensions and siblings names
+
+            siblings = get_nodes_by_names(placeholder.data["siblings"])
+            refresh_nodes(siblings)
+            copies = self._create_sib_copies(placeholder)
+            new_nodes = list(copies.values())  # copies nodes
+            self._update_nodes(new_nodes, nodes_loaded)
+            placeholder_node.removeKnob(placeholder_node.knob("siblings"))
+            new_nodes_name = get_names_from_nodes(new_nodes)
+            imprint(placeholder_node, {"siblings": new_nodes_name})
+            self._set_copies_connections(placeholder, copies)
+
+            self._update_nodes(
+                nuke.allNodes(),
+                new_nodes + nodes_loaded,
+                20
+            )
+
+            new_siblings = get_names_from_nodes(new_nodes)
+            placeholder.data["siblings"] = new_siblings
+
+        else:
+            # if the placeholder doesn't have siblings, the loaded
+            # nodes will be placed in a free space
+
+            xpointer, ypointer = find_free_space_to_paste_nodes(
+                nodes_loaded, direction="bottom", offset=200
+            )
+            node = nuke.createNode("NoOp")
+            reset_selection()
+            nuke.delete(node)
+            for node in nodes_loaded:
+                xpos = (node.xpos() - min_x) + xpointer
+                ypos = (node.ypos() - min_y) + ypointer
+                node.setXYpos(xpos, ypos)
+
+        placeholder.data["nb_children"] += 1
+        reset_selection()
+
+        # go back to root group
+        nuke.root().begin()
+
+    def _move_to_placeholder_group(self, placeholder, nodes_loaded):
+        """
+        opening the placeholder's group and copying loaded nodes in it.
+
+        Returns :
+            nodes_loaded (list): the new list of pasted nodes
+        """
+
+        groups_name = placeholder.data["group_name"]
+        reset_selection()
+        select_nodes(nodes_loaded)
+        if groups_name:
+            with node_tempfile() as filepath:
+                nuke.nodeCopy(filepath)
+                for node in nuke.selectedNodes():
+                    nuke.delete(node)
+                group = nuke.toNode(groups_name)
+                group.begin()
+                nuke.nodePaste(filepath)
+                nodes_loaded = nuke.selectedNodes()
+        return nodes_loaded
+
+    def _fix_z_order(self, placeholder):
+        """Fix the problem of z_order when a backdrop is loaded."""
+
+        nodes_loaded = placeholder.data["last_loaded"]
+        loaded_backdrops = []
+        bd_orders = set()
+        for node in nodes_loaded:
+            if isinstance(node, nuke.BackdropNode):
+                loaded_backdrops.append(node)
+                bd_orders.add(node.knob("z_order").getValue())
+
+        if not bd_orders:
+            return
+
+        sib_orders = set()
+        for node_name in placeholder.data["siblings"]:
+            node = nuke.toNode(node_name)
+            if isinstance(node, nuke.BackdropNode):
+                sib_orders.add(node.knob("z_order").getValue())
+
+        if not sib_orders:
+            return
+
+        min_order = min(bd_orders)
+        max_order = max(sib_orders)
+        for backdrop_node in loaded_backdrops:
+            z_order = backdrop_node.knob("z_order").getValue()
+            backdrop_node.knob("z_order").setValue(
+                z_order + max_order - min_order + 1)
+
+    def _imprint_siblings(self, placeholder):
+        """
+        - add siblings names to placeholder attributes (nodes loaded with it)
+        - add Id to the attributes of all the other nodes
+        """
+
+        loaded_nodes = placeholder.data["last_loaded"]
+        loaded_nodes_set = set(loaded_nodes)
+        data = {"repre_id": str(placeholder.data["last_repre_id"])}
+
+        for node in loaded_nodes:
+            node_knobs = node.knobs()
+            if "builder_type" not in node_knobs:
+                # save the id of representation for all imported nodes
+                imprint(node, data)
+                node.knob("repre_id").setVisible(False)
+                refresh_node(node)
+                continue
+
+            if (
+                "is_placeholder" not in node_knobs
+                or (
+                    "is_placeholder" in node_knobs
+                    and node.knob("is_placeholder").value()
+                )
+            ):
+                siblings = list(loaded_nodes_set - {node})
+                siblings_name = get_names_from_nodes(siblings)
+                siblings = {"siblings": siblings_name}
+                imprint(node, siblings)
+
+    def _imprint_inits(self):
+        """Add initial positions and dimensions to the attributes"""
+
+        for node in nuke.allNodes():
+            refresh_node(node)
+            imprint(node, {"x_init": node.xpos(), "y_init": node.ypos()})
+            node.knob("x_init").setVisible(False)
+            node.knob("y_init").setVisible(False)
+            width = node.screenWidth()
+            height = node.screenHeight()
+            if "bdwidth" in node.knobs():
+                imprint(node, {"w_init": width, "h_init": height})
+                node.knob("w_init").setVisible(False)
+                node.knob("h_init").setVisible(False)
+            refresh_node(node)
+
+    def _update_nodes(
+        self, placeholder, nodes, considered_nodes, offset_y=None
+    ):
+        """Adjust backdrop nodes dimensions and positions.
+
+        Considering some nodes sizes.
+
+        Args:
+            nodes (list): list of nodes to update
+            considered_nodes (list): list of nodes to consider while updating
+                positions and dimensions
+            offset (int): distance between copies
+        """
+
+        placeholder_node = nuke.toNode(placeholder.scene_identifier)
+
+        min_x, min_y, max_x, max_y = get_extreme_positions(considered_nodes)
+
+        diff_x = diff_y = 0
+        contained_nodes = []  # for backdrops
+
+        if offset_y is None:
+            width_ph = placeholder_node.screenWidth()
+            height_ph = placeholder_node.screenHeight()
+            diff_y = max_y - min_y - height_ph
+            diff_x = max_x - min_x - width_ph
+            contained_nodes = [placeholder_node]
+            min_x = placeholder_node.xpos()
+            min_y = placeholder_node.ypos()
+        else:
+            siblings = get_nodes_by_names(placeholder.data["siblings"])
+            minX, _, maxX, _ = get_extreme_positions(siblings)
+            diff_y = max_y - min_y + 20
+            diff_x = abs(max_x - min_x - maxX + minX)
+            contained_nodes = considered_nodes
+
+        if diff_y <= 0 and diff_x <= 0:
+            return
+
+        for node in nodes:
+            refresh_node(node)
+
+            if (
+                node == placeholder_node
+                or node in considered_nodes
+            ):
+                continue
+
+            if (
+                not isinstance(node, nuke.BackdropNode)
+                or (
+                    isinstance(node, nuke.BackdropNode)
+                    and not set(contained_nodes) <= set(node.getNodes())
+                )
+            ):
+                if offset_y is None and node.xpos() >= min_x:
+                    node.setXpos(node.xpos() + diff_x)
+
+                if node.ypos() >= min_y:
+                    node.setYpos(node.ypos() + diff_y)
+
+            else:
+                width = node.screenWidth()
+                height = node.screenHeight()
+                node.knob("bdwidth").setValue(width + diff_x)
+                node.knob("bdheight").setValue(height + diff_y)
+
+            refresh_node(node)
+
+    def _set_loaded_connections(self, placeholder):
+        """
+        set inputs and outputs of loaded nodes"""
+
+        placeholder_node = nuke.toNode(placeholder.scene_identifier)
+        input_node, output_node = get_group_io_nodes(
+            placeholder.data["last_loaded"]
+        )
+        for node in placeholder_node.dependent():
+            for idx in range(node.inputs()):
+                if node.input(idx) == placeholder_node and output_node:
+                    node.setInput(idx, output_node)
+
+        for node in placeholder_node.dependencies():
+            for idx in range(placeholder_node.inputs()):
+                if placeholder_node.input(idx) == node and input_node:
+                    input_node.setInput(0, node)
+
+    def _create_sib_copies(self, placeholder):
+        """ creating copies of the palce_holder siblings (the ones who were
+        loaded with it) for the new nodes added
+
+        Returns :
+            copies (dict) : with copied nodes names and their copies
+        """
+
+        copies = {}
+        siblings = get_nodes_by_names(placeholder.data["siblings"])
+        for node in siblings:
+            new_node = duplicate_node(node)
+
+            x_init = int(new_node.knob("x_init").getValue())
+            y_init = int(new_node.knob("y_init").getValue())
+            new_node.setXYpos(x_init, y_init)
+            if isinstance(new_node, nuke.BackdropNode):
+                w_init = new_node.knob("w_init").getValue()
+                h_init = new_node.knob("h_init").getValue()
+                new_node.knob("bdwidth").setValue(w_init)
+                new_node.knob("bdheight").setValue(h_init)
+                refresh_node(node)
+
+            if "repre_id" in node.knobs().keys():
+                node.removeKnob(node.knob("repre_id"))
+            copies[node.name()] = new_node
+        return copies
+
+    def _set_copies_connections(self, placeholder, copies):
+        """Set inputs and outputs of the copies.
+
+        Args:
+            copies (dict): Copied nodes by their names.
+        """
+
+        last_input, last_output = get_group_io_nodes(
+            placeholder.data["last_loaded"]
+        )
+        siblings = get_nodes_by_names(placeholder.data["siblings"])
+        siblings_input, siblings_output = get_group_io_nodes(siblings)
+        copy_input = copies[siblings_input.name()]
+        copy_output = copies[siblings_output.name()]
+
+        for node_init in siblings:
+            if node_init == siblings_output:
+                continue
+
+            node_copy = copies[node_init.name()]
+            for node in node_init.dependent():
+                for idx in range(node.inputs()):
+                    if node.input(idx) != node_init:
+                        continue
+
+                    if node in siblings:
+                        copies[node.name()].setInput(idx, node_copy)
+                    else:
+                        last_input.setInput(0, node_copy)
+
+            for node in node_init.dependencies():
+                for idx in range(node_init.inputs()):
+                    if node_init.input(idx) != node:
+                        continue
+
+                    if node_init == siblings_input:
+                        copy_input.setInput(idx, node)
+                    elif node in siblings:
+                        node_copy.setInput(idx, copies[node.name()])
+                    else:
+                        node_copy.setInput(idx, last_output)
+
+        siblings_input.setInput(0, copy_output)

client/ayon_core/hosts/traypublisher/addon.py

@@ -1,5 +1,6 @@
 import os
 
+from pathlib import Path
 from ayon_core.lib import get_ayon_launcher_args
 from ayon_core.lib.execute import run_detached_process
 from ayon_core.addon import (
@@ -57,3 +58,62 @@ def launch():
     from ayon_core.tools import traypublisher
 
     traypublisher.main()
+
+
+@cli_main.command()
+@click_wrap.option(
+    "--filepath",
+    help="Full path to CSV file with data",
+    type=str,
+    required=True
+)
+@click_wrap.option(
+    "--project",
+    help="Project name in which the context will be used",
+    type=str,
+    required=True
+)
+@click_wrap.option(
+    "--folder-path",
+    help="Asset name in which the context will be used",
+    type=str,
+    required=True
+)
+@click_wrap.option(
+    "--task",
+    help="Task name under Asset in which the context will be used",
+    type=str,
+    required=False
+)
+@click_wrap.option(
+    "--ignore-validators",
+    help="Option to ignore validators",
+    type=bool,
+    is_flag=True,
+    required=False
+)
+def ingestcsv(
+    filepath,
+    project,
+    folder_path,
+    task,
+    ignore_validators
+):
+    """Ingest CSV file into project.
+
+    This command will ingest CSV file into project. CSV file must be in
+    specific format. See documentation for more information.
+    """
+    from .csv_publish import csvpublish
+
+    # use Path to check if csv_filepath exists
+    if not Path(filepath).exists():
+        raise FileNotFoundError(f"File {filepath} does not exist.")
+
+    csvpublish(
+        filepath,
+        project,
+        folder_path,
+        task,
+        ignore_validators
+    )

client/ayon_core/hosts/traypublisher/csv_publish.py

@@ -0,0 +1,86 @@
+import os
+
+import pyblish.api
+import pyblish.util
+
+from ayon_api import get_folder_by_path, get_task_by_name
+from ayon_core.lib.attribute_definitions import FileDefItem
+from ayon_core.pipeline import install_host
+from ayon_core.pipeline.create import CreateContext
+
+from ayon_core.hosts.traypublisher.api import TrayPublisherHost
+
+
+def csvpublish(
+    filepath,
+    project_name,
+    folder_path,
+    task_name=None,
+    ignore_validators=False
+):
+    """Publish CSV file.
+
+    Args:
+        filepath (str): Path to CSV file.
+        project_name (str): Project name.
+        folder_path (str): Folder path.
+        task_name (Optional[str]): Task name.
+        ignore_validators (Optional[bool]): Option to ignore validators.
+    """
+
+    # initialization of host
+    host = TrayPublisherHost()
+    install_host(host)
+
+    # setting host context into project
+    host.set_project_name(project_name)
+
+    # form precreate data with field values
+    file_field = FileDefItem.from_paths([filepath], False).pop().to_dict()
+    precreate_data = {
+        "csv_filepath_data": file_field,
+    }
+
+    # create context initialization
+    create_context = CreateContext(host, headless=True)
+    folder_entity = get_folder_by_path(
+        project_name,
+        folder_path=folder_path,
+    )
+
+    if not folder_entity:
+        ValueError(
+            f"Folder path '{folder_path}' doesn't "
+            f"exists at project '{project_name}'."
+        )
+
+    task_entity = get_task_by_name(
+        project_name,
+        folder_entity["id"],
+        task_name,
+    )
+
+    if not task_entity:
+        ValueError(
+            f"Task name '{task_name}' doesn't "
+            f"exists at folder '{folder_path}'."
+        )
+
+    create_context.create(
+        "io.ayon.creators.traypublisher.csv_ingest",
+        "Main",
+        folder_entity=folder_entity,
+        task_entity=task_entity,
+        pre_create_data=precreate_data,
+    )
+
+    # publishing context initialization
+    pyblish_context = pyblish.api.Context()
+    pyblish_context.data["create_context"] = create_context
+
+    # redefine targets (skip 'local' to disable validators)
+    if ignore_validators:
+        targets = ["default", "ingest"]
+
+    # publishing
+    pyblish.util.publish(context=pyblish_context, targets=targets)

client/ayon_core/hosts/traypublisher/plugins/create/create_csv_ingest.py

@@ -0,0 +1,741 @@
+import os
+import re
+import csv
+import clique
+from io import StringIO
+from copy import deepcopy, copy
+
+from ayon_api import get_folder_by_path, get_task_by_name
+from ayon_core.pipeline.create import get_product_name
+from ayon_core.pipeline import CreatedInstance
+from ayon_core.lib import FileDef, BoolDef
+from ayon_core.lib.transcoding import (
+    VIDEO_EXTENSIONS, IMAGE_EXTENSIONS
+)
+from ayon_core.pipeline.create import CreatorError
+from ayon_core.hosts.traypublisher.api.plugin import (
+    TrayPublishCreator
+)
+
+
+class IngestCSV(TrayPublishCreator):
+    """CSV ingest creator class"""
+
+    icon = "fa.file"
+
+    label = "CSV Ingest"
+    product_type = "csv_ingest_file"
+    identifier = "io.ayon.creators.traypublisher.csv_ingest"
+
+    default_variants = ["Main"]
+
+    description = "Ingest products' data from CSV file"
+    detailed_description = """
+Ingest products' data from CSV file following column and representation
+configuration in project settings.
+"""
+
+    # Position in the list of creators.
+    order = 10
+
+    # settings for this creator
+    columns_config = {}
+    representations_config = {}
+
+    def create(self, subset_name, instance_data, pre_create_data):
+        """Create an product from each row found in the CSV.
+
+        Args:
+            subset_name (str): The subset name.
+            instance_data (dict): The instance data.
+            pre_create_data (dict):
+        """
+
+        csv_filepath_data = pre_create_data.get("csv_filepath_data", {})
+
+        folder = csv_filepath_data.get("directory", "")
+        if not os.path.exists(folder):
+            raise CreatorError(
+                f"Directory '{folder}' does not exist."
+            )
+        filename = csv_filepath_data.get("filenames", [])
+        self._process_csv_file(subset_name, instance_data, folder, filename[0])
+
+    def _process_csv_file(
+            self, subset_name, instance_data, staging_dir, filename):
+        """Process CSV file.
+
+        Args:
+            subset_name (str): The subset name.
+            instance_data (dict): The instance data.
+            staging_dir (str): The staging directory.
+            filename (str): The filename.
+        """
+
+        # create new instance from the csv file via self function
+        self._pass_data_to_csv_instance(
+            instance_data,
+            staging_dir,
+            filename
+        )
+
+        csv_instance = CreatedInstance(
+            self.product_type, subset_name, instance_data, self
+        )
+        self._store_new_instance(csv_instance)
+
+        csv_instance["csvFileData"] = {
+            "filename": filename,
+            "staging_dir": staging_dir,
+        }
+
+        # from special function get all data from csv file and convert them
+        # to new instances
+        csv_data_for_instances = self._get_data_from_csv(
+            staging_dir, filename)
+
+        # create instances from csv data via self function
+        self._create_instances_from_csv_data(
+            csv_data_for_instances, staging_dir
+        )
+
+    def _create_instances_from_csv_data(
+        self,
+        csv_data_for_instances,
+        staging_dir
+    ):
+        """Create instances from csv data"""
+
+        for folder_path, prepared_data in csv_data_for_instances.items():
+            project_name = self.create_context.get_current_project_name()
+            products = prepared_data["products"]
+
+            for instance_name, product_data in products.items():
+                # get important instance variables
+                task_name = product_data["task_name"]
+                task_type = product_data["task_type"]
+                variant = product_data["variant"]
+                product_type = product_data["product_type"]
+                version = product_data["version"]
+
+                # create subset/product name
+                product_name = get_product_name(
+                    project_name,
+                    task_name,
+                    task_type,
+                    self.host_name,
+                    product_type,
+                    variant
+                )
+
+                # make sure frame start/end is inherited from csv columns
+                # expected frame range data are handles excluded
+                for _, repre_data in product_data["representations"].items():  # noqa: E501
+                    frame_start = repre_data["frameStart"]
+                    frame_end = repre_data["frameEnd"]
+                    handle_start = repre_data["handleStart"]
+                    handle_end = repre_data["handleEnd"]
+                    fps = repre_data["fps"]
+                    break
+
+                # try to find any version comment in representation data
+                version_comment = next(
+                    iter(
+                        repre_data["comment"]
+                        for repre_data in product_data["representations"].values()  # noqa: E501
+                        if repre_data["comment"]
+                    ),
+                    None
+                )
+
+                # try to find any slate switch in representation data
+                slate_exists = any(
+                    repre_data["slate"]
+                    for _, repre_data in product_data["representations"].items()  # noqa: E501
+                )
+
+                # get representations from product data
+                representations = product_data["representations"]
+                label = f"{folder_path}_{product_name}_v{version:>03}"
+
+                families = ["csv_ingest"]
+                if slate_exists:
+                    # adding slate to families mainly for loaders to be able
+                    # to filter out slates
+                    families.append("slate")
+
+                # make product data
+                product_data = {
+                    "name": instance_name,
+                    "folderPath": folder_path,
+                    "families": families,
+                    "label": label,
+                    "task": task_name,
+                    "variant": variant,
+                    "source": "csv",
+                    "frameStart": frame_start,
+                    "frameEnd": frame_end,
+                    "handleStart": handle_start,
+                    "handleEnd": handle_end,
+                    "fps": fps,
+                    "version": version,
+                    "comment": version_comment,
+                }
+
+                # create new instance
+                new_instance = CreatedInstance(
+                    product_type, product_name, product_data, self
+                )
+                self._store_new_instance(new_instance)
+
+                if not new_instance.get("prepared_data_for_repres"):
+                    new_instance["prepared_data_for_repres"] = []
+
+                base_thumbnail_repre_data = {
+                    "name": "thumbnail",
+                    "ext": None,
+                    "files": None,
+                    "stagingDir": None,
+                    "stagingDir_persistent": True,
+                    "tags": ["thumbnail", "delete"],
+                }
+                # need to populate all thumbnails for all representations
+                # so we can check if unique thumbnail per representation
+                # is needed
+                thumbnails = [
+                    repre_data["thumbnailPath"]
+                    for repre_data in representations.values()
+                    if repre_data["thumbnailPath"]
+                ]
+                multiple_thumbnails = len(set(thumbnails)) > 1
+                explicit_output_name = None
+                thumbnails_processed = False
+                for filepath, repre_data in representations.items():
+                    # check if any review derivate tag is present
+                    reviewable = any(
+                        tag for tag in repre_data.get("tags", [])
+                        # tag can be `ftrackreview` or `review`
+                        if "review" in tag
+                    )
+                    # since we need to populate multiple thumbnails as
+                    # representation with outputName for (Ftrack instance
+                    # integrator) pairing with reviewable video representations
+                    if (
+                        thumbnails
+                        and multiple_thumbnails
+                        and reviewable
+                    ):
+                        # multiple unique thumbnails per representation needs
+                        # grouping by outputName
+                        # mainly used in Ftrack instance integrator
+                        explicit_output_name = repre_data["representationName"]
+                        relative_thumbnail_path = repre_data["thumbnailPath"]
+                        # representation might not have thumbnail path
+                        # so ignore this one
+                        if not relative_thumbnail_path:
+                            continue
+                        thumb_dir, thumb_file = \
+                            self._get_refactor_thumbnail_path(
+                                staging_dir, relative_thumbnail_path)
+                        filename, ext = os.path.splitext(thumb_file)
+                        thumbnail_repr_data = deepcopy(
+                            base_thumbnail_repre_data)
+                        thumbnail_repr_data.update({
+                            "name": "thumbnail_{}".format(filename),
+                            "ext": ext[1:],
+                            "files": thumb_file,
+                            "stagingDir": thumb_dir,
+                            "outputName": explicit_output_name,
+                        })
+                        new_instance["prepared_data_for_repres"].append({
+                            "type": "thumbnail",
+                            "colorspace": None,
+                            "representation": thumbnail_repr_data,
+                        })
+                        # also add thumbnailPath for ayon to integrate
+                        if not new_instance.get("thumbnailPath"):
+                            new_instance["thumbnailPath"] = (
+                                os.path.join(thumb_dir, thumb_file)
+                            )
+                    elif (
+                        thumbnails
+                        and not multiple_thumbnails
+                        and not thumbnails_processed
+                        or not reviewable
+                    ):
+                        """
+                        For case where we have only one thumbnail
+                        and not reviewable medias. This needs to be processed
+                        only once per instance.
+                        """
+                        if not thumbnails:
+                            continue
+                        # here we will use only one thumbnail for
+                        # all representations
+                        relative_thumbnail_path = repre_data["thumbnailPath"]
+                        # popping last thumbnail from list since it is only one
+                        # and we do not need to iterate again over it
+                        if not relative_thumbnail_path:
+                            relative_thumbnail_path = thumbnails.pop()
+                        thumb_dir, thumb_file = \
+                            self._get_refactor_thumbnail_path(
+                                staging_dir, relative_thumbnail_path)
+                        _, ext = os.path.splitext(thumb_file)
+                        thumbnail_repr_data = deepcopy(
+                            base_thumbnail_repre_data)
+                        thumbnail_repr_data.update({
+                            "ext": ext[1:],
+                            "files": thumb_file,
+                            "stagingDir": thumb_dir
+                        })
+                        new_instance["prepared_data_for_repres"].append({
+                            "type": "thumbnail",
+                            "colorspace": None,
+                            "representation": thumbnail_repr_data,
+                        })
+                        # also add thumbnailPath for ayon to integrate
+                        if not new_instance.get("thumbnailPath"):
+                            new_instance["thumbnailPath"] = (
+                                os.path.join(thumb_dir, thumb_file)
+                            )
+
+                        thumbnails_processed = True
+
+                    # get representation data
+                    representation_data = self._get_representation_data(
+                        filepath, repre_data, staging_dir,
+                        explicit_output_name
+                    )
+
+                    new_instance["prepared_data_for_repres"].append({
+                        "type": "media",
+                        "colorspace": repre_data["colorspace"],
+                        "representation": representation_data,
+                    })
+
+    def _get_refactor_thumbnail_path(
+            self, staging_dir, relative_thumbnail_path):
+        thumbnail_abs_path = os.path.join(
+            staging_dir, relative_thumbnail_path)
+        return os.path.split(
+            thumbnail_abs_path)
+
+    def _get_representation_data(
+        self, filepath, repre_data, staging_dir, explicit_output_name=None
+    ):
+        """Get representation data
+
+        Args:
+            filepath (str): Filepath to representation file.
+            repre_data (dict): Representation data from CSV file.
+            staging_dir (str): Staging directory.
+            explicit_output_name (Optional[str]): Explicit output name.
+                For grouping purposes with reviewable components.
+                Defaults to None.
+        """
+
+        # get extension of file
+        basename = os.path.basename(filepath)
+        extension = os.path.splitext(filepath)[-1].lower()
+
+        # validate filepath is having correct extension based on output
+        repre_name = repre_data["representationName"]
+        repre_config_data = None
+        for repre in self.representations_config["representations"]:
+            if repre["name"] == repre_name:
+                repre_config_data = repre
+                break
+
+        if not repre_config_data:
+            raise CreatorError(
+                f"Representation '{repre_name}' not found "
+                "in config representation data."
+            )
+
+        validate_extensions = repre_config_data["extensions"]
+        if extension not in validate_extensions:
+            raise CreatorError(
+                f"File extension '{extension}' not valid for "
+                f"output '{validate_extensions}'."
+            )
+
+        is_sequence = (extension in IMAGE_EXTENSIONS)
+        # convert ### string in file name to %03d
+        # this is for correct frame range validation
+        # example: file.###.exr -> file.%03d.exr
+        if "#" in basename:
+            padding = len(basename.split("#")) - 1
+            basename = basename.replace("#" * padding, f"%0{padding}d")
+            is_sequence = True
+
+        # make absolute path to file
+        absfilepath = os.path.normpath(os.path.join(staging_dir, filepath))
+        dirname = os.path.dirname(absfilepath)
+
+        # check if dirname exists
+        if not os.path.isdir(dirname):
+            raise CreatorError(
+                f"Directory '{dirname}' does not exist."
+            )
+
+        # collect all data from dirname
+        paths_for_collection = []
+        for file in os.listdir(dirname):
+            filepath = os.path.join(dirname, file)
+            paths_for_collection.append(filepath)
+
+        collections, _ = clique.assemble(paths_for_collection)
+
+        if collections:
+            collections = collections[0]
+        else:
+            if is_sequence:
+                raise CreatorError(
+                    f"No collections found in directory '{dirname}'."
+                )
+
+        frame_start = None
+        frame_end = None
+        if is_sequence:
+            files = [os.path.basename(file) for file in collections]
+            frame_start = list(collections.indexes)[0]
+            frame_end = list(collections.indexes)[-1]
+        else:
+            files = basename
+
+        tags = deepcopy(repre_data["tags"])
+        # if slate in repre_data is True then remove one frame from start
+        if repre_data["slate"]:
+            tags.append("has_slate")
+
+        # get representation data
+        representation_data = {
+            "name": repre_name,
+            "ext": extension[1:],
+            "files": files,
+            "stagingDir": dirname,
+            "stagingDir_persistent": True,
+            "tags": tags,
+        }
+        if extension in VIDEO_EXTENSIONS:
+            representation_data.update({
+                "fps": repre_data["fps"],
+                "outputName": repre_name,
+            })
+
+        if explicit_output_name:
+            representation_data["outputName"] = explicit_output_name
+
+        if frame_start:
+            representation_data["frameStart"] = frame_start
+        if frame_end:
+            representation_data["frameEnd"] = frame_end
+
+        return representation_data
+
+    def _get_data_from_csv(
+        self, package_dir, filename
+    ):
+        """Generate instances from the csv file"""
+        # get current project name and code from context.data
+        project_name = self.create_context.get_current_project_name()
+
+        csv_file_path = os.path.join(
+            package_dir, filename
+        )
+
+        # make sure csv file contains columns from following list
+        required_columns = [
+            column["name"] for column in self.columns_config["columns"]
+            if column["required_column"]
+        ]
+
+        # read csv file
+        with open(csv_file_path, "r") as csv_file:
+            csv_content = csv_file.read()
+
+        # read csv file with DictReader
+        csv_reader = csv.DictReader(
+            StringIO(csv_content),
+            delimiter=self.columns_config["csv_delimiter"]
+        )
+
+        # fix fieldnames
+        # sometimes someone can keep extra space at the start or end of
+        # the column name
+        all_columns = [
+            " ".join(column.rsplit()) for column in csv_reader.fieldnames]
+
+        # return back fixed fieldnames
+        csv_reader.fieldnames = all_columns
+
+        # check if csv file contains all required columns
+        if any(column not in all_columns for column in required_columns):
+            raise CreatorError(
+                f"Missing required columns: {required_columns}"
+            )
+
+        csv_data = {}
+        # get data from csv file
+        for row in csv_reader:
+            # Get required columns first
+            # TODO: will need to be folder path in CSV
+            # TODO: `context_asset_name` is now `folder_path`
+            folder_path = self._get_row_value_with_validation(
+                "Folder Path", row)
+            task_name = self._get_row_value_with_validation(
+                "Task Name", row)
+            version = self._get_row_value_with_validation(
+                "Version", row)
+
+            # Get optional columns
+            variant = self._get_row_value_with_validation(
+                "Variant", row)
+            product_type = self._get_row_value_with_validation(
+                "Product Type", row)
+
+            pre_product_name = (
+                f"{task_name}{variant}{product_type}"
+                f"{version}".replace(" ", "").lower()
+            )
+
+            # get representation data
+            filename, representation_data = \
+                self._get_representation_row_data(row)
+
+            # TODO: batch query of all folder paths and task names
+
+            # get folder entity from folder path
+            folder_entity = get_folder_by_path(
+                project_name, folder_path)
+
+            # make sure asset exists
+            if not folder_entity:
+                raise CreatorError(
+                    f"Asset '{folder_path}' not found."
+                )
+
+            # first get all tasks on the folder entity and then find
+            task_entity = get_task_by_name(
+                project_name, folder_entity["id"], task_name)
+
+            # check if task name is valid task in asset doc
+            if not task_entity:
+                raise CreatorError(
+                    f"Task '{task_name}' not found in asset doc."
+                )
+
+            # get all csv data into one dict and make sure there are no
+            # duplicates data are already validated and sorted under
+            # correct existing asset also check if asset exists and if
+            # task name is valid task in asset doc and representations
+            # are distributed under products following variants
+            if folder_path not in csv_data:
+                csv_data[folder_path] = {
+                    "folder_entity": folder_entity,
+                    "products": {
+                        pre_product_name: {
+                            "task_name": task_name,
+                            "task_type": task_entity["taskType"],
+                            "variant": variant,
+                            "product_type": product_type,
+                            "version": version,
+                            "representations": {
+                                filename: representation_data,
+                            },
+                        }
+                    }
+                }
+            else:
+                csv_products = csv_data[folder_path]["products"]
+                if pre_product_name not in csv_products:
+                    csv_products[pre_product_name] = {
+                        "task_name": task_name,
+                        "task_type": task_entity["taskType"],
+                        "variant": variant,
+                        "product_type": product_type,
+                        "version": version,
+                        "representations": {
+                            filename: representation_data,
+                        },
+                    }
+                else:
+                    csv_representations = \
+                        csv_products[pre_product_name]["representations"]
+                    if filename in csv_representations:
+                        raise CreatorError(
+                            f"Duplicate filename '{filename}' in csv file."
+                        )
+                    csv_representations[filename] = representation_data
+
+        return csv_data
+
+    def _get_representation_row_data(self, row_data):
+        """Get representation row data"""
+        # Get required columns first
+        file_path = self._get_row_value_with_validation(
+            "File Path", row_data)
+        frame_start = self._get_row_value_with_validation(
+            "Frame Start", row_data)
+        frame_end = self._get_row_value_with_validation(
+            "Frame End", row_data)
+        handle_start = self._get_row_value_with_validation(
+            "Handle Start", row_data)
+        handle_end = self._get_row_value_with_validation(
+            "Handle End", row_data)
+        fps = self._get_row_value_with_validation(
+            "FPS", row_data)
+
+        # Get optional columns
+        thumbnail_path = self._get_row_value_with_validation(
+            "Version Thumbnail", row_data)
+        colorspace = self._get_row_value_with_validation(
+            "Representation Colorspace", row_data)
+        comment = self._get_row_value_with_validation(
+            "Version Comment", row_data)
+        repre = self._get_row_value_with_validation(
+            "Representation", row_data)
+        slate_exists = self._get_row_value_with_validation(
+            "Slate Exists", row_data)
+        repre_tags = self._get_row_value_with_validation(
+            "Representation Tags", row_data)
+
+        # convert tags value to list
+        tags_list = copy(self.representations_config["default_tags"])
+        if repre_tags:
+            tags_list = []
+            tags_delimiter = self.representations_config["tags_delimiter"]
+            # strip spaces from repre_tags
+            if tags_delimiter in repre_tags:
+                tags = repre_tags.split(tags_delimiter)
+                for _tag in tags:
+                    tags_list.append(("".join(_tag.strip())).lower())
+            else:
+                tags_list.append(repre_tags)
+
+        representation_data = {
+            "colorspace": colorspace,
+            "comment": comment,
+            "representationName": repre,
+            "slate": slate_exists,
+            "tags": tags_list,
+            "thumbnailPath": thumbnail_path,
+            "frameStart": int(frame_start),
+            "frameEnd": int(frame_end),
+            "handleStart": int(handle_start),
+            "handleEnd": int(handle_end),
+            "fps": float(fps),
+        }
+        return file_path, representation_data
+
+    def _get_row_value_with_validation(
+        self, column_name, row_data, default_value=None
+    ):
+        """Get row value with validation"""
+
+        # get column data from column config
+        column_data = None
+        for column in self.columns_config["columns"]:
+            if column["name"] == column_name:
+                column_data = column
+                break
+
+        if not column_data:
+            raise CreatorError(
+                f"Column '{column_name}' not found in column config."
+            )
+
+        # get column value from row
+        column_value = row_data.get(column_name)
+        column_required = column_data["required_column"]
+
+        # check if column value is not empty string and column is required
+        if column_value == "" and column_required:
+            raise CreatorError(
+                f"Value in column '{column_name}' is required."
+            )
+
+        # get column type
+        column_type = column_data["type"]
+        # get column validation regex
+        column_validation = column_data["validation_pattern"]
+        # get column default value
+        column_default = default_value or column_data["default"]
+
+        if column_type in ["number", "decimal"] and column_default == 0:
+            column_default = None
+
+        # check if column value is not empty string
+        if column_value == "":
+            # set default value if column value is empty string
+            column_value = column_default
+
+        # set column value to correct type following column type
+        if column_type == "number" and column_value is not None:
+            column_value = int(column_value)
+        elif column_type == "decimal" and column_value is not None:
+            column_value = float(column_value)
+        elif column_type == "bool":
+            column_value = column_value in ["true", "True"]
+
+        # check if column value matches validation regex
+        if (
+            column_value is not None and
+            not re.match(str(column_validation), str(column_value))
+        ):
+            raise CreatorError(
+                f"Column '{column_name}' value '{column_value}' "
+                f"does not match validation regex '{column_validation}' \n"
+                f"Row data: {row_data} \n"
+                f"Column data: {column_data}"
+            )
+
+        return column_value
+
+    def _pass_data_to_csv_instance(
+        self, instance_data, staging_dir, filename
+    ):
+        """Pass CSV representation file to instance data"""
+
+        representation = {
+            "name": "csv",
+            "ext": "csv",
+            "files": filename,
+            "stagingDir": staging_dir,
+            "stagingDir_persistent": True,
+        }
+
+        instance_data.update({
+            "label": f"CSV: {filename}",
+            "representations": [representation],
+            "stagingDir": staging_dir,
+            "stagingDir_persistent": True,
+        })
+
+    def get_instance_attr_defs(self):
+        return [
+            BoolDef(
+                "add_review_family",
+                default=True,
+                label="Review"
+            )
+        ]
+
+    def get_pre_create_attr_defs(self):
+        """Creating pre-create attributes at creator plugin.
+
+        Returns:
+            list: list of attribute object instances
+        """
+        # Use same attributes as for instance attributes
+        attr_defs = [
+            FileDef(
+                "csv_filepath_data",
+                folders=False,
+                extensions=[".csv"],
+                allow_sequences=False,
+                single_item=True,
+                label="CSV File",
+            ),
+        ]
+        return attr_defs

client/ayon_core/hosts/traypublisher/plugins/publish/collect_csv_ingest_instance_data.py

@@ -0,0 +1,47 @@
+from pprint import pformat
+import pyblish.api
+from ayon_core.pipeline import publish
+
+
+class CollectCSVIngestInstancesData(
+    pyblish.api.InstancePlugin,
+    publish.AYONPyblishPluginMixin,
+    publish.ColormanagedPyblishPluginMixin
+):
+    """Collect CSV Ingest data from instance.
+    """
+
+    label = "Collect CSV Ingest instances data"
+    order = pyblish.api.CollectorOrder + 0.1
+    hosts = ["traypublisher"]
+    families = ["csv_ingest"]
+
+    def process(self, instance):
+
+        # expecting [(colorspace, repre_data), ...]
+        prepared_repres_data_items = instance.data[
+            "prepared_data_for_repres"]
+
+        for prep_repre_data in prepared_repres_data_items:
+            type = prep_repre_data["type"]
+            colorspace = prep_repre_data["colorspace"]
+            repre_data = prep_repre_data["representation"]
+
+            # thumbnails should be skipped
+            if type == "media":
+                # colorspace name is passed from CSV column
+                self.set_representation_colorspace(
+                    repre_data, instance.context, colorspace
+                )
+            elif type == "media" and colorspace is None:
+                # TODO: implement colorspace file rules file parsing
+                self.log.warning(
+                    "Colorspace is not defined in csv for following"
+                    f" representation: {pformat(repre_data)}"
+                )
+                pass
+            elif type == "thumbnail":
+                # thumbnails should be skipped
+                pass
+
+            instance.data["representations"].append(repre_data)

client/ayon_core/hosts/traypublisher/plugins/publish/extract_csv_file.py

@@ -0,0 +1,31 @@
+import pyblish.api
+
+from ayon_core.pipeline import publish
+
+
+class ExtractCSVFile(publish.Extractor):
+    """
+    Extractor export CSV file
+    """
+
+    label = "Extract CSV file"
+    order = pyblish.api.ExtractorOrder - 0.45
+    families = ["csv_ingest_file"]
+    hosts = ["traypublisher"]
+
+    def process(self, instance):
+
+        csv_file_data = instance.data["csvFileData"]
+
+        representation_csv = {
+            'name': "csv_data",
+            'ext': "csv",
+            'files': csv_file_data["filename"],
+            "stagingDir": csv_file_data["staging_dir"],
+            "stagingDir_persistent": True
+        }
+
+        instance.data["representations"].append(representation_csv)
+
+        self.log.info("Added CSV file representation: {}".format(
+            representation_csv))

client/ayon_core/hosts/traypublisher/plugins/publish/validate_existing_version.py

@@ -16,6 +16,7 @@ class ValidateExistingVersion(
     order = ValidateContentsOrder
 
     hosts = ["traypublisher"]
+    targets = ["local"]
 
     actions = [RepairAction]
 

client/ayon_core/hosts/traypublisher/plugins/publish/validate_frame_ranges.py

@@ -16,6 +16,8 @@ class ValidateFrameRange(OptionalPyblishPluginMixin,
     label = "Validate Frame Range"
     hosts = ["traypublisher"]
     families = ["render", "plate"]
+    targets = ["local"]
+
     order = ValidateContentsOrder
 
     optional = True

client/ayon_core/pipeline/__init__.py

@@ -97,6 +97,15 @@ from .context_tools import (
     get_current_folder_path,
     get_current_task_name
 )
+
+from .workfile import (
+    discover_workfile_build_plugins,
+    register_workfile_build_plugin,
+    deregister_workfile_build_plugin,
+    register_workfile_build_plugin_path,
+    deregister_workfile_build_plugin_path,
+)
+
 install = install_host
 uninstall = uninstall_host
 
@@ -198,6 +207,13 @@ __all__ = (
     "get_current_folder_path",
     "get_current_task_name",
 
+    # Workfile templates
+    "discover_workfile_build_plugins",
+    "register_workfile_build_plugin",
+    "deregister_workfile_build_plugin",
+    "register_workfile_build_plugin_path",
+    "deregister_workfile_build_plugin_path",
+
     # Backwards compatible function names
     "install",
     "uninstall",

client/ayon_core/pipeline/workfile/__init__.py

@@ -21,6 +21,15 @@ from .utils import (
 from .build_workfile import BuildWorkfile
 
 
+from .workfile_template_builder import (
+    discover_workfile_build_plugins,
+    register_workfile_build_plugin,
+    deregister_workfile_build_plugin,
+    register_workfile_build_plugin_path,
+    deregister_workfile_build_plugin_path,
+)
+
+
 __all__ = (
     "get_workfile_template_key_from_context",
     "get_workfile_template_key",
@@ -39,4 +48,10 @@ __all__ = (
     "should_open_workfiles_tool_on_launch",
 
     "BuildWorkfile",
+
+    "discover_workfile_build_plugins",
+    "register_workfile_build_plugin",
+    "deregister_workfile_build_plugin",
+    "register_workfile_build_plugin_path",
+    "deregister_workfile_build_plugin_path",
 )

client/ayon_core/pipeline/workfile/workfile_template_builder.py

@@ -36,6 +36,7 @@ from ayon_core.lib import (
     filter_profiles,
     attribute_definitions,
 )
+from ayon_core.lib.events import EventSystem, EventCallback, Event
 from ayon_core.lib.attribute_definitions import get_attributes_keys
 from ayon_core.pipeline import Anatomy
 from ayon_core.pipeline.load import (
@@ -43,6 +44,13 @@ from ayon_core.pipeline.load import (
     get_representation_contexts,
     load_with_repre_context,
 )
+from ayon_core.pipeline.plugin_discover import (
+    discover,
+    register_plugin,
+    register_plugin_path,
+    deregister_plugin,
+    deregister_plugin_path
+)
 
 from ayon_core.pipeline.create import (
     discover_legacy_creator_plugins,
@@ -124,6 +132,8 @@ class AbstractTemplateBuilder(object):
         self._current_task_entity = _NOT_SET
         self._linked_folder_entities = _NOT_SET
 
+        self._event_system = EventSystem()
+
     @property
     def project_name(self):
         if isinstance(self._host, HostBase):
@@ -211,10 +221,14 @@ class AbstractTemplateBuilder(object):
         Returns:
             List[PlaceholderPlugin]: Plugin classes available for host.
         """
+        plugins = []
 
+        # Backwards compatibility
         if hasattr(self._host, "get_workfile_build_placeholder_plugins"):
             return self._host.get_workfile_build_placeholder_plugins()
-        return []
+
+        plugins.extend(discover(PlaceholderPlugin))
+        return plugins
 
     @property
     def host(self):
@@ -257,6 +271,8 @@ class AbstractTemplateBuilder(object):
 
         self._project_settings = None
 
+        self._event_system = EventSystem()
+
         self.clear_shared_data()
         self.clear_shared_populate_data()
 
@@ -498,15 +514,21 @@ class AbstractTemplateBuilder(object):
                                               process if version is created
 
         """
-        template_preset = self.get_template_preset()
-
-        if template_path is None:
-            template_path = template_preset["path"]
-
-        if keep_placeholders is None:
-            keep_placeholders = template_preset["keep_placeholder"]
-        if create_first_version is None:
-            create_first_version = template_preset["create_first_version"]
+        if any(
+            value is None
+            for value in [
+                template_path,
+                keep_placeholders,
+                create_first_version,
+            ]
+        ):
+            template_preset = self.get_template_preset()
+            if template_path is None:
+                template_path = template_preset["path"]
+            if keep_placeholders is None:
+                keep_placeholders = template_preset["keep_placeholder"]
+            if create_first_version is None:
+                create_first_version = template_preset["create_first_version"]
 
         # check if first version is created
         created_version_workfile = False
@@ -729,6 +751,16 @@ class AbstractTemplateBuilder(object):
 
                 placeholder.set_finished()
 
+            # Trigger on_depth_processed event
+            self.emit_event(
+                topic="template.depth_processed",
+                data={
+                    "depth": iter_counter,
+                    "placeholders_by_scene_id": placeholder_by_scene_id
+                },
+                source="builder"
+            )
+
             # Clear shared data before getting new placeholders
             self.clear_shared_populate_data()
 
@@ -747,6 +779,16 @@ class AbstractTemplateBuilder(object):
                 placeholder_by_scene_id[identifier] = placeholder
                 placeholders.append(placeholder)
 
+        # Trigger on_finished event
+        self.emit_event(
+            topic="template.finished",
+            data={
+                "depth": iter_counter,
+                "placeholders_by_scene_id": placeholder_by_scene_id,
+            },
+            source="builder"
+        )
+
         self.refresh()
 
     def _get_build_profiles(self):
@@ -772,12 +814,14 @@ class AbstractTemplateBuilder(object):
         - 'project_settings/{host name}/templated_workfile_build/profiles'
 
         Returns:
-            str: Path to a template file with placeholders.
+            dict: Dictionary with `path`, `keep_placeholder` and
+                `create_first_version` settings from the template preset
+                for current context.
 
         Raises:
             TemplateProfileNotFound: When profiles are not filled.
             TemplateLoadFailed: Profile was found but path is not set.
-            TemplateNotFound: Path was set but file does not exists.
+            TemplateNotFound: Path was set but file does not exist.
         """
 
         host_name = self.host_name
@@ -872,6 +916,30 @@ class AbstractTemplateBuilder(object):
             "create_first_version": create_first_version
         }
 
+    def emit_event(self, topic, data=None, source=None) -> Event:
+        return self._event_system.emit(topic, data, source)
+
+    def add_event_callback(self, topic, callback, order=None):
+        return self._event_system.add_callback(topic, callback, order=order)
+
+    def add_on_finished_callback(
+        self, callback, order=None
+    ) -> EventCallback:
+        return self.add_event_callback(
+            topic="template.finished",
+            callback=callback,
+            order=order
+        )
+
+    def add_on_depth_processed_callback(
+        self, callback, order=None
+    ) -> EventCallback:
+        return self.add_event_callback(
+            topic="template.depth_processed",
+            callback=callback,
+            order=order
+        )
+
 
 @six.add_metaclass(ABCMeta)
 class PlaceholderPlugin(object):
@@ -1904,3 +1972,23 @@ class CreatePlaceholderItem(PlaceholderItem):
 
     def create_failed(self, creator_data):
         self._failed_created_publish_instances.append(creator_data)
+
+
+def discover_workfile_build_plugins(*args, **kwargs):
+    return discover(PlaceholderPlugin, *args, **kwargs)
+
+
+def register_workfile_build_plugin(plugin: PlaceholderPlugin):
+    register_plugin(PlaceholderPlugin, plugin)
+
+
+def deregister_workfile_build_plugin(plugin: PlaceholderPlugin):
+    deregister_plugin(PlaceholderPlugin, plugin)
+
+
+def register_workfile_build_plugin_path(path: str):
+    register_plugin_path(PlaceholderPlugin, path)
+
+
+def deregister_workfile_build_plugin_path(path: str):
+    deregister_plugin_path(PlaceholderPlugin, path)

client/ayon_core/plugins/publish/integrate.py

@@ -167,7 +167,8 @@ class IntegrateAsset(pyblish.api.InstancePlugin):
                 "uasset",
                 "blendScene",
                 "yeticacheUE",
-                "tycache"
+                "tycache",
+                "csv_ingest_file",
                 ]
 
     default_template_name = "publish"

server_addon/applications/package.py

@@ -1,3 +1,10 @@
 name = "applications"
 title = "Applications"
 version = "0.2.0"
+
+ayon_server_version = ">=1.0.7"
+ayon_launcher_version = ">=1.0.2"
+ayon_required_addons = {
+    "core": ">0.3.0",
+}
+ayon_compatible_addons = {}

server_addon/create_ayon_addons.py

@@ -5,7 +5,7 @@ import shutil
 import argparse
 import zipfile
 import types
-import importlib
+import importlib.machinery
 import platform
 import collections
 from pathlib import Path

server_addon/hiero/package.py

@@ -1,3 +1,3 @@
 name = "hiero"
 title = "Hiero"
-version = "0.1.2"
+version = "0.1.3"

server_addon/hiero/server/settings/imageio.py

@@ -149,15 +149,15 @@ class ImageIOSettings(BaseSettingsModel):
 
 DEFAULT_IMAGEIO_SETTINGS = {
     "workfile": {
-        "ocioConfigName": "nuke-default",
-        "workingSpace": "linear",
-        "viewerLut": "sRGB",
-        "eightBitLut": "sRGB",
-        "sixteenBitLut": "sRGB",
-        "logLut": "Cineon",
-        "floatLut": "linear",
-        "thumbnailLut": "sRGB",
-        "monitorOutLut": "sRGB"
+        "ocioConfigName": "aces_1.2",
+        "workingSpace": "role_scene_linear",
+        "viewerLut": "ACES/sRGB",
+        "eightBitLut": "role_matte_paint",
+        "sixteenBitLut": "role_texture_paint",
+        "logLut": "role_compositing_log",
+        "floatLut": "role_scene_linear",
+        "thumbnailLut": "ACES/sRGB",
+        "monitorOutLut": "ACES/sRGB"
     },
     "regexInputs": {
         "inputs": [

server_addon/nuke/package.py

@@ -1,3 +1,3 @@
 name = "nuke"
 title = "Nuke"
-version = "0.1.10"
+version = "0.1.11"

server_addon/nuke/server/settings/imageio.py

@@ -97,8 +97,23 @@ class WorkfileColorspaceSettings(BaseSettingsModel):
     working_space: str = SettingsField(
         title="Working Space"
     )
-    thumbnail_space: str = SettingsField(
-        title="Thumbnail Space"
+    monitor_lut: str = SettingsField(
+        title="Thumbnails"
+    )
+    monitor_out_lut: str = SettingsField(
+        title="Monitor Out"
+    )
+    int_8_lut: str = SettingsField(
+        title="8-bit Files"
+    )
+    int_16_lut: str = SettingsField(
+        title="16-bit Files"
+    )
+    log_lut: str = SettingsField(
+        title="Log Files"
+    )
+    float_lut: str = SettingsField(
+        title="Float Files"
     )
 
 
@@ -120,6 +135,9 @@ class ViewProcessModel(BaseSettingsModel):
     viewerProcess: str = SettingsField(
         title="Viewer Process Name"
     )
+    output_transform: str = SettingsField(
+        title="Output Transform"
+    )
 
 
 class ImageIOConfigModel(BaseSettingsModel):
@@ -214,16 +232,23 @@ class ImageIOSettings(BaseSettingsModel):
 
 DEFAULT_IMAGEIO_SETTINGS = {
     "viewer": {
-        "viewerProcess": "sRGB (default)"
+        "viewerProcess": "ACES/sRGB",
+        "output_transform": "ACES/sRGB"
     },
     "baking": {
-        "viewerProcess": "rec709 (default)"
+        "viewerProcess": "ACES/Rec.709",
+        "output_transform": "ACES/Rec.709"
     },
     "workfile": {
         "color_management": "OCIO",
-        "native_ocio_config": "nuke-default",
-        "working_space": "scene_linear",
-        "thumbnail_space": "sRGB (default)",
+        "native_ocio_config": "aces_1.2",
+        "working_space": "role_scene_linear",
+        "monitor_lut": "ACES/sRGB",
+        "monitor_out_lut": "ACES/sRGB",
+        "int_8_lut": "role_matte_paint",
+        "int_16_lut": "role_texture_paint",
+        "log_lut": "role_compositing_log",
+        "float_lut": "role_scene_linear"
     },
     "nodes": {
         "required_nodes": [

server_addon/traypublisher/server/settings/creator_plugins.py

@@ -1,4 +1,7 @@
+from pydantic import validator
 from ayon_server.settings import BaseSettingsModel, SettingsField
+from ayon_server.settings.validators import ensure_unique_names
+from ayon_server.exceptions import BadRequestException
 
 
 class BatchMovieCreatorPlugin(BaseSettingsModel):
@@ -22,11 +25,139 @@ class BatchMovieCreatorPlugin(BaseSettingsModel):
     )
 
 
+class ColumnItemModel(BaseSettingsModel):
+    """Allows to publish multiple video files in one go. <br />Name of matching
+     asset is parsed from file names ('asset.mov', 'asset_v001.mov',
+     'my_asset_to_publish.mov')"""
+
+    name: str = SettingsField(
+        title="Name",
+        default=""
+    )
+
+    type: str = SettingsField(
+        title="Type",
+        default=""
+    )
+
+    default: str = SettingsField(
+        title="Default",
+        default=""
+    )
+
+    required_column: bool = SettingsField(
+        title="Required Column",
+        default=False
+    )
+
+    validation_pattern: str = SettingsField(
+        title="Validation Regex Pattern",
+        default="^(.*)$"
+    )
+
+
+class ColumnConfigModel(BaseSettingsModel):
+    """Allows to publish multiple video files in one go. <br />Name of matching
+     asset is parsed from file names ('asset.mov', 'asset_v001.mov',
+     'my_asset_to_publish.mov')"""
+
+    csv_delimiter: str = SettingsField(
+        title="CSV delimiter",
+        default=","
+    )
+
+    columns: list[ColumnItemModel] = SettingsField(
+        title="Columns",
+        default_factory=list
+    )
+
+    @validator("columns")
+    def validate_unique_outputs(cls, value):
+        ensure_unique_names(value)
+        return value
+
+
+class RepresentationItemModel(BaseSettingsModel):
+    """Allows to publish multiple video files in one go.
+
+    Name of matching asset is parsed from file names
+    ('asset.mov', 'asset_v001.mov', 'my_asset_to_publish.mov')
+    """
+
+    name: str = SettingsField(
+        title="Name",
+        default=""
+    )
+
+    extensions: list[str] = SettingsField(
+        title="Extensions",
+        default_factory=list
+    )
+
+    @validator("extensions")
+    def validate_extension(cls, value):
+        for ext in value:
+            if not ext.startswith("."):
+                raise BadRequestException(f"Extension must start with '.': {ext}")
+        return value
+
+
+class RepresentationConfigModel(BaseSettingsModel):
+    """Allows to publish multiple video files in one go. <br />Name of matching
+     asset is parsed from file names ('asset.mov', 'asset_v001.mov',
+     'my_asset_to_publish.mov')"""
+
+    tags_delimiter: str = SettingsField(
+        title="Tags delimiter",
+        default=";"
+    )
+
+    default_tags: list[str] = SettingsField(
+        title="Default tags",
+        default_factory=list
+    )
+
+    representations: list[RepresentationItemModel] = SettingsField(
+        title="Representations",
+        default_factory=list
+    )
+
+    @validator("representations")
+    def validate_unique_outputs(cls, value):
+        ensure_unique_names(value)
+        return value
+
+
+class IngestCSVPluginModel(BaseSettingsModel):
+    """Allows to publish multiple video files in one go. <br />Name of matching
+     asset is parsed from file names ('asset.mov', 'asset_v001.mov',
+     'my_asset_to_publish.mov')"""
+
+    enabled: bool = SettingsField(
+        title="Enabled",
+        default=False
+    )
+
+    columns_config: ColumnConfigModel = SettingsField(
+        title="Columns config",
+        default_factory=ColumnConfigModel
+    )
+
+    representations_config: RepresentationConfigModel = SettingsField(
+        title="Representations config",
+        default_factory=RepresentationConfigModel
+    )
+
+
 class TrayPublisherCreatePluginsModel(BaseSettingsModel):
     BatchMovieCreator: BatchMovieCreatorPlugin = SettingsField(
         title="Batch Movie Creator",
         default_factory=BatchMovieCreatorPlugin
     )
+    IngestCSV: IngestCSVPluginModel = SettingsField(
+        title="Ingest CSV",
+        default_factory=IngestCSVPluginModel
+    )
 
 
 DEFAULT_CREATORS = {
@@ -41,4 +172,170 @@ DEFAULT_CREATORS = {
             ".mov"
         ]
     },
+    "IngestCSV": {
+        "enabled": True,
+        "columns_config": {
+            "csv_delimiter": ",",
+            "columns": [
+                {
+                    "name": "File Path",
+                    "type": "text",
+                    "default": "",
+                    "required_column": True,
+                    "validation_pattern": "^([a-z0-9#._\\/]*)$"
+                },
+                {
+                    "name": "Folder Path",
+                    "type": "text",
+                    "default": "",
+                    "required_column": True,
+                    "validation_pattern": "^([a-zA-Z0-9_\\/]*)$"
+                },
+                {
+                    "name": "Task Name",
+                    "type": "text",
+                    "default": "",
+                    "required_column": True,
+                    "validation_pattern": "^(.*)$"
+                },
+                {
+                    "name": "Product Type",
+                    "type": "text",
+                    "default": "",
+                    "required_column": False,
+                    "validation_pattern": "^(.*)$"
+                },
+                {
+                    "name": "Variant",
+                    "type": "text",
+                    "default": "",
+                    "required_column": False,
+                    "validation_pattern": "^(.*)$"
+                },
+                {
+                    "name": "Version",
+                    "type": "number",
+                    "default": 1,
+                    "required_column": True,
+                    "validation_pattern": "^(\\d{1,3})$"
+                },
+                {
+                    "name": "Version Comment",
+                    "type": "text",
+                    "default": "",
+                    "required_column": False,
+                    "validation_pattern": "^(.*)$"
+                },
+                {
+                    "name": "Version Thumbnail",
+                    "type": "text",
+                    "default": "",
+                    "required_column": False,
+                    "validation_pattern": "^([a-zA-Z0-9#._\\/]*)$"
+                },
+                {
+                    "name": "Frame Start",
+                    "type": "number",
+                    "default": 0,
+                    "required_column": True,
+                    "validation_pattern": "^(\\d{1,8})$"
+                },
+                {
+                    "name": "Frame End",
+                    "type": "number",
+                    "default": 0,
+                    "required_column": True,
+                    "validation_pattern": "^(\\d{1,8})$"
+                },
+                {
+                    "name": "Handle Start",
+                    "type": "number",
+                    "default": 0,
+                    "required_column": True,
+                    "validation_pattern": "^(\\d)$"
+                },
+                {
+                    "name": "Handle End",
+                    "type": "number",
+                    "default": 0,
+                    "required_column": True,
+                    "validation_pattern": "^(\\d)$"
+                },
+                {
+                    "name": "FPS",
+                    "type": "decimal",
+                    "default": 0.0,
+                    "required_column": True,
+                    "validation_pattern": "^[0-9]*\\.[0-9]+$|^[0-9]+$"
+                },
+                {
+                    "name": "Slate Exists",
+                    "type": "bool",
+                    "default": True,
+                    "required_column": False,
+                    "validation_pattern": "(True|False)"
+                },
+                {
+                    "name": "Representation",
+                    "type": "text",
+                    "default": "",
+                    "required_column": False,
+                    "validation_pattern": "^(.*)$"
+                },
+                {
+                    "name": "Representation Colorspace",
+                    "type": "text",
+                    "default": "",
+                    "required_column": False,
+                    "validation_pattern": "^(.*)$"
+                },
+                {
+                    "name": "Representation Tags",
+                    "type": "text",
+                    "default": "",
+                    "required_column": False,
+                    "validation_pattern": "^(.*)$"
+                }
+            ]
+        },
+        "representations_config": {
+            "tags_delimiter": ";",
+            "default_tags": [
+                "review"
+            ],
+            "representations": [
+                {
+                    "name": "preview",
+                    "extensions": [
+                        ".mp4",
+                        ".mov"
+                    ]
+                },
+                {
+                    "name": "exr",
+                    "extensions": [
+                        ".exr"
+                    ]
+                },
+                {
+                    "name": "edit",
+                    "extensions": [
+                        ".mov"
+                    ]
+                },
+                {
+                    "name": "review",
+                    "extensions": [
+                        ".mov"
+                    ]
+                },
+                {
+                    "name": "nuke",
+                    "extensions": [
+                        ".nk"
+                    ]
+                }
+            ]
+        }
+    }
 }