Merged in feature/PYPE-421-nuke-validate-active-viewer (pull request #203)

feat(nk): adding collector and validator for active viewer process

Approved-by: Milan Kolar <milan@orbi.tools>

pype/plugins/nuke/publish/collect_active_viewer.py

@@ -0,0 +1,14 @@
+import pyblish.api
+import nuke
+
+
+class CollectActiveViewer(pyblish.api.ContextPlugin):
+    """Collect any active viewer from nodes
+    """
+
+    order = pyblish.api.CollectorOrder + 0.3
+    label = "Collect Active Viewer"
+    hosts = ["nuke"]
+
+    def process(self, context):
+        context.data["ViewerProcess"] = nuke.ViewerProcess.node()

pype/plugins/nuke/publish/extract_review.py

@@ -140,7 +140,7 @@ class ExtractDataForReview(pype.api.Extractor):
         previous_node = reformat_node
         temporary_nodes.append(reformat_node)
 
-        viewer_process_node = nuke.ViewerProcess.node()
+        viewer_process_node = instance.context.data.get("ViewerProcess")
         dag_node = None
         if viewer_process_node:
             dag_node = nuke.createNode(viewer_process_node.Class())

pype/plugins/nuke/publish/validate_active_viewer.py

@@ -0,0 +1,18 @@
+import pyblish.api
+import nuke
+
+
+class ValidateActiveViewer(pyblish.api.ContextPlugin):
+    """Validate presentse of the active viewer from nodes
+    """
+
+    order = pyblish.api.ValidatorOrder
+    label = "Validate Active Viewer"
+    hosts = ["nuke"]
+
+    def process(self, context):
+        viewer_process_node = context.data.get("ViewerProcess")
+
+        assert viewer_process_node, (
+            "Missing active viewer process! Please click on output write node and push key number 1-9"
+        )