Add Validate Instance In Context validator in Houdini

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

@@ -0,0 +1,76 @@
+# -*- coding: utf-8 -*-
+"""Validate if instance asset is the same as context asset."""
+
+import pyblish.api
+from ayon_core.hosts.houdini.api.action import SelectROPAction
+from ayon_core.pipeline.publish import (
+    RepairAction,
+    ValidateContentsOrder,
+    PublishValidationError,
+    OptionalPyblishPluginMixin
+)
+
+
+class ValidateInstanceInContextHoudini(pyblish.api.InstancePlugin,
+                                       OptionalPyblishPluginMixin):
+    """Validator to check if instance asset match context asset.
+
+    When working in per-shot style you always publish data in context of
+    current asset (shot). This validator checks if this is so. It is optional
+    so it can be disabled when needed.
+    """
+    # Similar to maya-equivalent `ValidateInstanceInContext`
+
+    order = ValidateContentsOrder
+    label = "Instance in same Context"
+    optional = True
+    hosts = ["houdini"]
+    actions = [SelectROPAction, RepairAction]
+
+    def process(self, instance):
+        if not self.is_active(instance.data):
+            return
+
+        folderPath = instance.data.get("folderPath")
+        task = instance.data.get("task")
+        context = self.get_context(instance)
+        if (folderPath, task) != context:
+            context_label = "{} > {}".format(*context)
+            instance_label = "{} > {}".format(folderPath, task)
+
+            raise PublishValidationError(
+                message=(
+                    "Instance '{}' publishes to different asset than current "
+                    "context: {}. Current context: {}".format(
+                        instance.name, instance_label, context_label
+                    )
+                ),
+                description=(
+                    "## Publishing to a different asset\n"
+                    "There are publish instances present which are publishing "
+                    "into a different asset than your current context.\n\n"
+                    "Usually this is not what you want but there can be cases "
+                    "where you might want to publish into another asset or "
+                    "shot. If that's the case you can disable the validation "
+                    "on the instance to ignore it."
+                )
+            )
+
+    @classmethod
+    def repair(cls, instance):
+        context_asset, context_task = cls.get_context(instance)
+
+        create_context = instance.context.data["create_context"]
+        instance_id = instance.data.get("instance_id")
+        created_instance = create_context.get_instance_by_id(
+            instance_id
+        )
+        created_instance["folderPath"] = context_asset
+        created_instance["task"] = context_task
+        create_context.save_changes()
+
+    @staticmethod
+    def get_context(instance):
+        """Return folderPath, task from publishing context data"""
+        context = instance.context
+        return context.data["folderPath"], context.data["task"]