add open template for maya

openpype/hosts/maya/api/menu.py

@@ -19,6 +19,7 @@ from .workfile_template_builder import (
     update_placeholder,
     build_workfile_template,
     update_workfile_template,
+    open_template,
 )
 
 log = logging.getLogger(__name__)
@@ -158,16 +159,6 @@ def install():
             tearOff=True,
             parent=MENU_NAME
         )
-        cmds.menuItem(
-            "Create Placeholder",
-            parent=builder_menu,
-            command=create_placeholder
-        )
-        cmds.menuItem(
-            "Update Placeholder",
-            parent=builder_menu,
-            command=update_placeholder
-        )
         cmds.menuItem(
             "Build Workfile from template",
             parent=builder_menu,
@@ -178,6 +169,25 @@ def install():
             parent=builder_menu,
             command=update_workfile_template
         )
+        cmds.menuItem(
+            divider=True,
+            parent=builder_menu
+        )
+        cmds.menuItem(
+            "Open Template",
+            parent=builder_menu,
+            command=open_template,
+        )
+        cmds.menuItem(
+            "Create Placeholder",
+            parent=builder_menu,
+            command=create_placeholder
+        )
+        cmds.menuItem(
+            "Update Placeholder",
+            parent=builder_menu,
+            command=update_placeholder
+        )
 
         cmds.setParent(MENU_NAME, menu=True)
 

openpype/hosts/maya/api/workfile_template_builder.py

@@ -1,4 +1,5 @@
 import json
+import os
 
 from maya import cmds
 
@@ -24,6 +25,36 @@ class MayaTemplateBuilder(AbstractTemplateBuilder):
 
     use_legacy_creators = True
 
+    def open_template(self):
+        """Open template in current scene.
+        """
+        template_preset = self.get_template_preset()
+        template_path = template_preset["path"]
+
+        if not os.path.exists(template_path):
+            cmds.confirmDialog(
+                title="Warning",
+                message="Template doesn't exist: {}".format(template_path),
+                button=["OK"],
+                defaultButton="OK",
+            )
+            return
+
+        result = cmds.confirmDialog(
+            title="Warning",
+            message="Opening a template will clear the current scene.",
+            button=["OK", "Cancel"],
+            defaultButton="OK",
+            cancelButton="Cancel",
+            dismissString="Cancel",
+        )
+
+        if result != "OK":
+            return
+
+        print("opening template {}".format(template_path))
+        cmds.file(template_path, open=True, force=True)
+
     def import_template(self, path):
         """Import template into current scene.
         Block if a template is already loaded.
@@ -298,6 +329,9 @@ def update_workfile_template(*args):
     builder = MayaTemplateBuilder(registered_host())
     builder.rebuild_template()
 
+def open_template(*args):
+    builder = MayaTemplateBuilder(registered_host())
+    builder.open_template()
 
 def create_placeholder(*args):
     host = registered_host()