Make default_panel_view a _by_host option

lib/galaxy/config/schemas/config_schema.yml

@@ -2903,6 +2903,7 @@ mapping:
         type: str
         default: default
         required: false
+        per_host: true
         desc: |
           Default tool panel view for the current Galaxy configuration. This should refer to an id of
           a panel view defined using the panel_views or panel_views_dir configuration options or an

lib/galaxy/tool_util/toolbox/base.py

@@ -156,7 +156,7 @@ def __init__(
         Create a toolbox from the config files named by `config_filenames`, using
         `tool_root_dir` as the base directory for finding individual tool config files.
         """
-        self._default_panel_view = default_panel_view
+        self.__default_panel_view = default_panel_view
         # The _dynamic_tool_confs list contains dictionaries storing
         # information about the tools defined in each shed-related
         # shed_tool_conf.xml file.
@@ -238,6 +238,9 @@ def to_model(self) -> ToolPanelViewModel:
         if save_integrated_tool_panel:
             self._save_integrated_tool_panel()
 
+    def _default_panel_view(self, trans):
+        return self.app.config.config_value_for_host("default_panel_view", trans.host) or self.__default_panel_view
+
     def create_tool(self, config_file, tool_shed_repository=None, guid=None, **kwds):
         raise NotImplementedError()
 
@@ -1275,7 +1278,7 @@ def find_section_id(self, tool_panel_section_id):
     def tool_panel_contents(self, trans, view=None, **kwds):
         """Filter tool_panel contents for displaying for user."""
         if view is None:
-            view = self._default_panel_view
+            view = self._default_panel_view(trans)
         if view not in self._tool_panel_view_rendered:
             raise RequestParameterInvalidException(f"No panel view {view} found.")
         filter_method = self._build_filter_method(trans)
@@ -1338,7 +1341,7 @@ def to_panel_view(self, trans, view="default_panel_view", **kwds):
             {section_id: { section but with .tools=List[all tool ids] }, ...}}
         """
         if view == "default_panel_view":
-            view = self._default_panel_view
+            view = self._default_panel_view(trans)
         view_contents: Dict[str, Dict] = {}
         panel_elts = self.tool_panel_contents(trans, view=view, **kwds)
         for elt in panel_elts:

lib/galaxy/webapps/galaxy/api/tools.py

@@ -185,7 +185,7 @@ def panel_views(self, trans: GalaxyWebTransaction, **kwds):
         """
 
         rval = {}
-        rval["default_panel_view"] = self.app.toolbox._default_panel_view
+        rval["default_panel_view"] = self.app.toolbox._default_panel_view(trans)
         rval["views"] = self.app.toolbox.panel_view_dicts()
         return rval