mirror of
https://github.com/home-assistant/core
synced 2024-08-31 05:57:13 +02:00
302 lines
8.7 KiB
Python
302 lines
8.7 KiB
Python
"""Support for Denon Network Receivers."""
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import logging
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import telnetlib
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import voluptuous as vol
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from homeassistant.components.media_player import PLATFORM_SCHEMA, MediaPlayerEntity
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from homeassistant.components.media_player.const import (
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SUPPORT_NEXT_TRACK,
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SUPPORT_PAUSE,
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SUPPORT_PLAY,
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SUPPORT_PREVIOUS_TRACK,
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SUPPORT_SELECT_SOURCE,
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SUPPORT_STOP,
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SUPPORT_TURN_OFF,
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SUPPORT_TURN_ON,
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SUPPORT_VOLUME_MUTE,
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SUPPORT_VOLUME_SET,
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)
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from homeassistant.const import CONF_HOST, CONF_NAME, STATE_OFF, STATE_ON
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import homeassistant.helpers.config_validation as cv
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_LOGGER = logging.getLogger(__name__)
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DEFAULT_NAME = "Music station"
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SUPPORT_DENON = (
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SUPPORT_VOLUME_SET
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| SUPPORT_VOLUME_MUTE
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| SUPPORT_TURN_ON
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| SUPPORT_TURN_OFF
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| SUPPORT_SELECT_SOURCE
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)
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SUPPORT_MEDIA_MODES = (
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SUPPORT_PAUSE
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| SUPPORT_STOP
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| SUPPORT_PREVIOUS_TRACK
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| SUPPORT_NEXT_TRACK
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| SUPPORT_PLAY
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)
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
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{
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vol.Required(CONF_HOST): cv.string,
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vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
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}
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)
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NORMAL_INPUTS = {
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"Cd": "CD",
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"Dvd": "DVD",
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"Blue ray": "BD",
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"TV": "TV",
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"Satellite / Cable": "SAT/CBL",
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"Game": "GAME",
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"Game2": "GAME2",
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"Video Aux": "V.AUX",
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"Dock": "DOCK",
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}
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MEDIA_MODES = {
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"Tuner": "TUNER",
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"Media server": "SERVER",
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"Ipod dock": "IPOD",
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"Net/USB": "NET/USB",
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"Rapsody": "RHAPSODY",
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"Napster": "NAPSTER",
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"Pandora": "PANDORA",
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"LastFM": "LASTFM",
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"Flickr": "FLICKR",
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"Favorites": "FAVORITES",
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"Internet Radio": "IRADIO",
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"USB/IPOD": "USB/IPOD",
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}
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# Sub-modes of 'NET/USB'
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# {'USB': 'USB', 'iPod Direct': 'IPD', 'Internet Radio': 'IRP',
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# 'Favorites': 'FVP'}
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def setup_platform(hass, config, add_entities, discovery_info=None):
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"""Set up the Denon platform."""
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denon = DenonDevice(config[CONF_NAME], config[CONF_HOST])
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if denon.update():
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add_entities([denon])
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class DenonDevice(MediaPlayerEntity):
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"""Representation of a Denon device."""
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def __init__(self, name, host):
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"""Initialize the Denon device."""
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self._name = name
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self._host = host
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self._pwstate = "PWSTANDBY"
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self._volume = 0
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# Initial value 60dB, changed if we get a MVMAX
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self._volume_max = 60
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self._source_list = NORMAL_INPUTS.copy()
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self._source_list.update(MEDIA_MODES)
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self._muted = False
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self._mediasource = ""
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self._mediainfo = ""
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self._should_setup_sources = True
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def _setup_sources(self, telnet):
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# NSFRN - Network name
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nsfrn = self.telnet_request(telnet, "NSFRN ?")[len("NSFRN ") :]
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if nsfrn:
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self._name = nsfrn
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# SSFUN - Configured sources with (optional) names
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self._source_list = {}
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for line in self.telnet_request(telnet, "SSFUN ?", all_lines=True):
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ssfun = line[len("SSFUN") :].split(" ", 1)
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source = ssfun[0]
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if len(ssfun) == 2 and ssfun[1]:
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configured_name = ssfun[1]
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else:
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# No name configured, reusing the source name
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configured_name = source
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self._source_list[configured_name] = source
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# SSSOD - Deleted sources
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for line in self.telnet_request(telnet, "SSSOD ?", all_lines=True):
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source, status = line[len("SSSOD") :].split(" ", 1)
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if status == "DEL":
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for pretty_name, name in self._source_list.items():
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if source == name:
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del self._source_list[pretty_name]
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break
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@classmethod
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def telnet_request(cls, telnet, command, all_lines=False):
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"""Execute `command` and return the response."""
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_LOGGER.debug("Sending: %s", command)
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telnet.write(command.encode("ASCII") + b"\r")
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lines = []
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while True:
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line = telnet.read_until(b"\r", timeout=0.2)
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if not line:
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break
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lines.append(line.decode("ASCII").strip())
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_LOGGER.debug("Received: %s", line)
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if all_lines:
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return lines
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return lines[0] if lines else ""
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def telnet_command(self, command):
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"""Establish a telnet connection and sends `command`."""
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telnet = telnetlib.Telnet(self._host)
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_LOGGER.debug("Sending: %s", command)
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telnet.write(command.encode("ASCII") + b"\r")
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telnet.read_very_eager() # skip response
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telnet.close()
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def update(self):
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"""Get the latest details from the device."""
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try:
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telnet = telnetlib.Telnet(self._host)
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except OSError:
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return False
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if self._should_setup_sources:
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self._setup_sources(telnet)
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self._should_setup_sources = False
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self._pwstate = self.telnet_request(telnet, "PW?")
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for line in self.telnet_request(telnet, "MV?", all_lines=True):
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if line.startswith("MVMAX "):
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# only grab two digit max, don't care about any half digit
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self._volume_max = int(line[len("MVMAX ") : len("MVMAX XX")])
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continue
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if line.startswith("MV"):
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self._volume = int(line[len("MV") :])
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self._muted = self.telnet_request(telnet, "MU?") == "MUON"
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self._mediasource = self.telnet_request(telnet, "SI?")[len("SI") :]
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if self._mediasource in MEDIA_MODES.values():
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self._mediainfo = ""
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answer_codes = [
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"NSE0",
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"NSE1X",
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"NSE2X",
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"NSE3X",
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"NSE4",
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"NSE5",
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"NSE6",
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"NSE7",
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"NSE8",
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]
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for line in self.telnet_request(telnet, "NSE", all_lines=True):
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self._mediainfo += f"{line[len(answer_codes.pop(0)) :]}\n"
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else:
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self._mediainfo = self.source
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telnet.close()
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return True
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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 state(self):
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"""Return the state of the device."""
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if self._pwstate == "PWSTANDBY":
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return STATE_OFF
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if self._pwstate == "PWON":
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return STATE_ON
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return None
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@property
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def volume_level(self):
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"""Volume level of the media player (0..1)."""
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return self._volume / self._volume_max
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@property
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def is_volume_muted(self):
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"""Return boolean if volume is currently muted."""
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return self._muted
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@property
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def source_list(self):
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"""Return the list of available input sources."""
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return sorted(self._source_list)
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@property
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def media_title(self):
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"""Return the current media info."""
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return self._mediainfo
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@property
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def supported_features(self):
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"""Flag media player features that are supported."""
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if self._mediasource in MEDIA_MODES.values():
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return SUPPORT_DENON | SUPPORT_MEDIA_MODES
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return SUPPORT_DENON
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@property
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def source(self):
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"""Return the current input source."""
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for pretty_name, name in self._source_list.items():
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if self._mediasource == name:
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return pretty_name
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def turn_off(self):
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"""Turn off media player."""
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self.telnet_command("PWSTANDBY")
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def volume_up(self):
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"""Volume up media player."""
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self.telnet_command("MVUP")
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def volume_down(self):
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"""Volume down media player."""
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self.telnet_command("MVDOWN")
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def set_volume_level(self, volume):
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"""Set volume level, range 0..1."""
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self.telnet_command(f"MV{round(volume * self._volume_max):02}")
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def mute_volume(self, mute):
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"""Mute (true) or unmute (false) media player."""
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mute_status = "ON" if mute else "OFF"
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self.telnet_command(f"MU{mute_status})")
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def media_play(self):
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"""Play media player."""
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self.telnet_command("NS9A")
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def media_pause(self):
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"""Pause media player."""
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self.telnet_command("NS9B")
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def media_stop(self):
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"""Pause media player."""
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self.telnet_command("NS9C")
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def media_next_track(self):
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"""Send the next track command."""
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self.telnet_command("NS9D")
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def media_previous_track(self):
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"""Send the previous track command."""
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self.telnet_command("NS9E")
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def turn_on(self):
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"""Turn the media player on."""
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self.telnet_command("PWON")
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def select_source(self, source):
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"""Select input source."""
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self.telnet_command(f"SI{self._source_list.get(source)}")
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