Scene: add support for input_select (#4674)

This adds support for the scene component to handle input_select
devices and set their options.

This fixes bug #4673

Signed-off-by: Jan Losinski <losinski@wh2.tu-dresden.de>

homeassistant/const.py

@@ -278,6 +278,8 @@ ATTR_GPS_ACCURACY = 'gps_accuracy'
 ATTR_ASSUMED_STATE = 'assumed_state'
 ATTR_STATE = 'state'
 
+ATTR_OPTION = 'option'
+
 # #### SERVICES ####
 SERVICE_HOMEASSISTANT_STOP = 'stop'
 SERVICE_HOMEASSISTANT_RESTART = 'restart'
@@ -318,6 +320,8 @@ SERVICE_SET_COVER_TILT_POSITION = 'set_cover_tilt_position'
 SERVICE_STOP_COVER = 'stop_cover'
 SERVICE_STOP_COVER_TILT = 'stop_cover_tilt'
 
+SERVICE_SELECT_OPTION = 'select_option'
+
 # #### API / REMOTE ####
 SERVER_PORT = 8123
 

homeassistant/helpers/state.py

@@ -32,7 +32,7 @@ from homeassistant.const import (
     SERVICE_CLOSE_COVER, STATE_ALARM_ARMED_AWAY, STATE_ALARM_ARMED_HOME,
     STATE_ALARM_DISARMED, STATE_ALARM_TRIGGERED, STATE_CLOSED, STATE_LOCKED,
     STATE_OFF, STATE_ON, STATE_OPEN, STATE_PAUSED, STATE_PLAYING,
-    STATE_UNKNOWN, STATE_UNLOCKED)
+    STATE_UNKNOWN, STATE_UNLOCKED, SERVICE_SELECT_OPTION, ATTR_OPTION)
 from homeassistant.core import State
 from homeassistant.util.async import run_coroutine_threadsafe
 
@@ -58,7 +58,8 @@ SERVICE_ATTRIBUTES = {
     SERVICE_SET_OPERATION_MODE: [ATTR_OPERATION_MODE],
     SERVICE_SET_AUX_HEAT: [ATTR_AUX_HEAT],
     SERVICE_SELECT_SOURCE: [ATTR_INPUT_SOURCE],
-    SERVICE_SEND_IR_CODE: [ATTR_IR_CODE]
+    SERVICE_SEND_IR_CODE: [ATTR_IR_CODE],
+    SERVICE_SELECT_OPTION: [ATTR_OPTION]
 }
 
 # Update this dict when new services are added to HA.