Allow templates for enabling actions (#117049)

* Allow templates for enabling automation actions

* Use `cv.template` instead of `cv.template_complex`

* Rename test function

homeassistant/helpers/config_validation.py

@@ -1311,7 +1311,7 @@ SCRIPT_SCHEMA = vol.All(ensure_list, [script_action])
 SCRIPT_ACTION_BASE_SCHEMA = {
     vol.Optional(CONF_ALIAS): string,
     vol.Optional(CONF_CONTINUE_ON_ERROR): boolean,
-    vol.Optional(CONF_ENABLED): boolean,
+    vol.Optional(CONF_ENABLED): vol.Any(boolean, template),
 }
 
 EVENT_SCHEMA = vol.Schema(

homeassistant/helpers/script.py

@@ -89,6 +89,7 @@ from .condition import ConditionCheckerType, trace_condition_function
 from .dispatcher import async_dispatcher_connect, async_dispatcher_send_internal
 from .event import async_call_later, async_track_template
 from .script_variables import ScriptVariables
+from .template import Template
 from .trace import (
     TraceElement,
     async_trace_path,
@@ -500,12 +501,24 @@ class _ScriptRun:
 
                 action = cv.determine_script_action(self._action)
 
-                if not self._action.get(CONF_ENABLED, True):
-                    self._log(
-                        "Skipped disabled step %s", self._action.get(CONF_ALIAS, action)
-                    )
-                    trace_set_result(enabled=False)
-                    return
+                if CONF_ENABLED in self._action:
+                    enabled = self._action[CONF_ENABLED]
+                    if isinstance(enabled, Template):
+                        try:
+                            enabled = enabled.async_render(limited=True)
+                        except exceptions.TemplateError as ex:
+                            self._handle_exception(
+                                ex,
+                                continue_on_error,
+                                self._log_exceptions or log_exceptions,
+                            )
+                    if not enabled:
+                        self._log(
+                            "Skipped disabled step %s",
+                            self._action.get(CONF_ALIAS, action),
+                        )
+                        trace_set_result(enabled=False)
+                        return
 
                 handler = f"_async_{action}_step"
                 try:

tests/helpers/test_script.py

@@ -5764,8 +5764,9 @@ async def test_continue_on_error_unknown_error(hass: HomeAssistant) -> None:
     )
 
 
+@pytest.mark.parametrize("enabled_value", [False, "{{ 1 == 9 }}"])
 async def test_disabled_actions(
-    hass: HomeAssistant, caplog: pytest.LogCaptureFixture
+    hass: HomeAssistant, caplog: pytest.LogCaptureFixture, enabled_value: bool | str
 ) -> None:
     """Test disabled action steps."""
     events = async_capture_events(hass, "test_event")
@@ -5782,10 +5783,14 @@ async def test_disabled_actions(
             {"event": "test_event"},
             {
                 "alias": "Hello",
-                "enabled": False,
+                "enabled": enabled_value,
                 "service": "broken.service",
             },
-            {"alias": "World", "enabled": False, "event": "test_event"},
+            {
+                "alias": "World",
+                "enabled": enabled_value,
+                "event": "test_event",
+            },
             {"event": "test_event"},
         ]
     )
@@ -5807,6 +5812,37 @@ async def test_disabled_actions(
     )
 
 
+async def test_enabled_error_non_limited_template(hass: HomeAssistant) -> None:
+    """Test that a script aborts when an action enabled uses non-limited template."""
+    await async_setup_component(hass, "homeassistant", {})
+    event = "test_event"
+    events = async_capture_events(hass, event)
+    sequence = cv.SCRIPT_SCHEMA(
+        [
+            {
+                "event": event,
+                "enabled": "{{ states('sensor.limited') }}",
+            }
+        ]
+    )
+    script_obj = script.Script(hass, sequence, "Test Name", "test_domain")
+
+    with pytest.raises(exceptions.TemplateError):
+        await script_obj.async_run(context=Context())
+
+    assert len(events) == 0
+    assert not script_obj.is_running
+
+    expected_trace = {
+        "0": [
+            {
+                "error": "TemplateError: Use of 'states' is not supported in limited templates"
+            }
+        ],
+    }
+    assert_action_trace(expected_trace, expected_script_execution="error")
+
+
 async def test_condition_and_shorthand(
     hass: HomeAssistant, caplog: pytest.LogCaptureFixture
 ) -> None: