mirror of
https://github.com/home-assistant/core.git
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91 lines
2.8 KiB
Python
91 lines
2.8 KiB
Python
"""The Brother component."""
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from __future__ import annotations
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import logging
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from brother import Brother, SnmpError
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from homeassistant.components.snmp import async_get_snmp_engine
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from homeassistant.const import CONF_HOST, CONF_PORT, CONF_TYPE, Platform
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from homeassistant.core import HomeAssistant
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from homeassistant.exceptions import ConfigEntryError, ConfigEntryNotReady
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from .const import (
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CONF_COMMUNITY,
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DEFAULT_COMMUNITY,
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DEFAULT_PORT,
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DOMAIN,
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SECTION_ADVANCED_SETTINGS,
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)
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from .coordinator import BrotherConfigEntry, BrotherDataUpdateCoordinator
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_LOGGER = logging.getLogger(__name__)
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PLATFORMS = [Platform.SENSOR]
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async def async_setup_entry(hass: HomeAssistant, entry: BrotherConfigEntry) -> bool:
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"""Set up Brother from a config entry."""
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host = entry.data[CONF_HOST]
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port = entry.data[SECTION_ADVANCED_SETTINGS][CONF_PORT]
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community = entry.data[SECTION_ADVANCED_SETTINGS][CONF_COMMUNITY]
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printer_type = entry.data[CONF_TYPE]
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snmp_engine = await async_get_snmp_engine(hass)
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try:
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brother = await Brother.create(
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host, port, community, printer_type=printer_type, snmp_engine=snmp_engine
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)
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except (ConnectionError, SnmpError, TimeoutError) as error:
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raise ConfigEntryNotReady(
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translation_domain=DOMAIN,
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translation_key="cannot_connect",
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translation_placeholders={
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"device": entry.title,
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"error": repr(error),
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},
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) from error
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coordinator = BrotherDataUpdateCoordinator(hass, entry, brother)
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await coordinator.async_config_entry_first_refresh()
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if brother.serial.lower() != entry.unique_id:
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raise ConfigEntryError(
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translation_domain=DOMAIN,
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translation_key="serial_mismatch",
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translation_placeholders={
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"device": entry.title,
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},
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)
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entry.runtime_data = coordinator
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await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
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return True
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async def async_unload_entry(hass: HomeAssistant, entry: BrotherConfigEntry) -> bool:
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"""Unload a config entry."""
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return await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
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async def async_migrate_entry(hass: HomeAssistant, entry: BrotherConfigEntry) -> bool:
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"""Migrate an old entry."""
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if entry.version == 1 and entry.minor_version < 2:
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new_data = entry.data.copy()
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new_data[SECTION_ADVANCED_SETTINGS] = {
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CONF_PORT: DEFAULT_PORT,
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CONF_COMMUNITY: DEFAULT_COMMUNITY,
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}
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hass.config_entries.async_update_entry(entry, data=new_data, minor_version=2)
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_LOGGER.info(
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"Migration to configuration version %s.%s successful",
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entry.version,
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entry.minor_version,
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)
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return True
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