mirror of
https://github.com/home-assistant/core
synced 2024-07-30 21:18:57 +02:00
108 lines
2.9 KiB
Python
108 lines
2.9 KiB
Python
"""Support for the cloud for text to speech service."""
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from hass_nabucasa import Cloud
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from hass_nabucasa.voice import MAP_VOICE, VoiceError
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import voluptuous as vol
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from homeassistant.components.tts import CONF_LANG, PLATFORM_SCHEMA, Provider
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from .const import DOMAIN
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CONF_GENDER = "gender"
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SUPPORT_LANGUAGES = list({key[0] for key in MAP_VOICE})
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def validate_lang(value):
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"""Validate chosen gender or language."""
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if (lang := value.get(CONF_LANG)) is None:
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return value
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if (gender := value.get(CONF_GENDER)) is None:
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gender = value[CONF_GENDER] = next(
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(chk_gender for chk_lang, chk_gender in MAP_VOICE if chk_lang == lang), None
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)
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if (lang, gender) not in MAP_VOICE:
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raise vol.Invalid("Unsupported language and gender specified.")
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return value
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PLATFORM_SCHEMA = vol.All(
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PLATFORM_SCHEMA.extend(
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{
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vol.Optional(CONF_LANG): str,
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vol.Optional(CONF_GENDER): str,
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}
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),
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validate_lang,
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)
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async def async_get_engine(hass, config, discovery_info=None):
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"""Set up Cloud speech component."""
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cloud: Cloud = hass.data[DOMAIN]
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if discovery_info is not None:
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language = None
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gender = None
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else:
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language = config[CONF_LANG]
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gender = config[CONF_GENDER]
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return CloudProvider(cloud, language, gender)
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class CloudProvider(Provider):
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"""NabuCasa Cloud speech API provider."""
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def __init__(self, cloud: Cloud, language: str, gender: str) -> None:
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"""Initialize cloud provider."""
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self.cloud = cloud
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self.name = "Cloud"
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self._language = language
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self._gender = gender
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if self._language is not None:
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return
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self._language, self._gender = cloud.client.prefs.tts_default_voice
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cloud.client.prefs.async_listen_updates(self._sync_prefs)
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async def _sync_prefs(self, prefs):
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"""Sync preferences."""
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self._language, self._gender = prefs.tts_default_voice
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@property
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def default_language(self):
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"""Return the default language."""
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return self._language
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@property
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def supported_languages(self):
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"""Return list of supported languages."""
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return SUPPORT_LANGUAGES
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@property
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def supported_options(self):
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"""Return list of supported options like voice, emotion."""
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return [CONF_GENDER]
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@property
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def default_options(self):
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"""Return a dict include default options."""
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return {CONF_GENDER: self._gender}
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async def async_get_tts_audio(self, message, language, options=None):
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"""Load TTS from NabuCasa Cloud."""
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# Process TTS
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try:
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data = await self.cloud.voice.process_tts(
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message, language, gender=options[CONF_GENDER]
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)
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except VoiceError:
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return (None, None)
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return ("mp3", data)
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