74 lines
2.0 KiB
Python
74 lines
2.0 KiB
Python
"""
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Support for AlarmDecoder Sensors (Shows Panel Display).
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For more details about this platform, please refer to the documentation at
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https://home-assistant.io/components/sensor.alarmdecoder/
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"""
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import asyncio
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import logging
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from homeassistant.core import callback
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from homeassistant.helpers.dispatcher import async_dispatcher_connect
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from homeassistant.helpers.entity import Entity
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from homeassistant.components.alarmdecoder import (SIGNAL_PANEL_MESSAGE)
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from homeassistant.const import (STATE_UNKNOWN)
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_LOGGER = logging.getLogger(__name__)
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DEPENDENCIES = ['alarmdecoder']
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@asyncio.coroutine
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def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
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"""Set up for AlarmDecoder sensor devices."""
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_LOGGER.debug("AlarmDecoderSensor: async_setup_platform")
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device = AlarmDecoderSensor(hass)
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async_add_devices([device])
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class AlarmDecoderSensor(Entity):
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"""Representation of an AlarmDecoder keypad."""
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def __init__(self, hass):
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"""Initialize the alarm panel."""
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self._display = ""
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self._state = STATE_UNKNOWN
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self._icon = 'mdi:alarm-check'
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self._name = 'Alarm Panel Display'
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_LOGGER.debug("Setting up panel")
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@asyncio.coroutine
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def async_added_to_hass(self):
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"""Register callbacks."""
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async_dispatcher_connect(
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self.hass, SIGNAL_PANEL_MESSAGE, self._message_callback)
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@callback
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def _message_callback(self, message):
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if self._display != message.text:
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self._display = message.text
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self.async_schedule_update_ha_state()
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@property
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def icon(self):
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"""Return the icon if any."""
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return self._icon
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@property
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def state(self):
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"""Return the overall state."""
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return self._display
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@property
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def name(self):
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"""Return the name of the device."""
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return self._name
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@property
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def should_poll(self):
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"""No polling needed."""
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return False
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