core/homeassistant/components/syncthru/sensor.py

250 lines
7.8 KiB
Python

"""
Support for Samsung Printers with SyncThru web interface.
For more details about this component, please refer to the documentation at
https://home-assistant.io/components/sensor.syncthru/
"""
import logging
import voluptuous as vol
from homeassistant.const import (
CONF_RESOURCE, CONF_HOST, CONF_NAME, CONF_MONITORED_CONDITIONS)
from homeassistant.helpers.entity import Entity
import homeassistant.helpers.config_validation as cv
from homeassistant.components.sensor import PLATFORM_SCHEMA
REQUIREMENTS = ['pysyncthru==0.3.1']
_LOGGER = logging.getLogger(__name__)
DEFAULT_NAME = 'Samsung Printer'
DEFAULT_MONITORED_CONDITIONS = [
'toner_black',
'toner_cyan',
'toner_magenta',
'toner_yellow',
'drum_black',
'drum_cyan',
'drum_magenta',
'drum_yellow',
'tray_1',
'tray_2',
'tray_3',
'tray_4',
'tray_5',
'output_tray_0',
'output_tray_1',
'output_tray_2',
'output_tray_3',
'output_tray_4',
'output_tray_5',
]
COLORS = [
'black',
'cyan',
'magenta',
'yellow'
]
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Required(CONF_RESOURCE): cv.url,
vol.Optional(
CONF_NAME,
default=DEFAULT_NAME
): cv.string,
vol.Optional(
CONF_MONITORED_CONDITIONS,
default=DEFAULT_MONITORED_CONDITIONS
): vol.All(cv.ensure_list, [vol.In(DEFAULT_MONITORED_CONDITIONS)])
})
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Set up the SyncThru component."""
from pysyncthru import SyncThru, test_syncthru
if discovery_info is not None:
host = discovery_info.get(CONF_HOST)
name = discovery_info.get(CONF_NAME, DEFAULT_NAME)
_LOGGER.debug("Discovered a new Samsung Printer: %s", discovery_info)
# Test if the discovered device actually is a syncthru printer
if not test_syncthru(host):
_LOGGER.error("No SyncThru Printer found at %s", host)
return
monitored = DEFAULT_MONITORED_CONDITIONS
else:
host = config.get(CONF_RESOURCE)
name = config.get(CONF_NAME)
monitored = config.get(CONF_MONITORED_CONDITIONS)
# Main device, always added
try:
printer = SyncThru(host)
except TypeError:
# if an exception is thrown, printer cannot be set up
return
printer.update()
devices = [SyncThruMainSensor(printer, name)]
for key in printer.toner_status(filter_supported=True):
if 'toner_{}'.format(key) in monitored:
devices.append(SyncThruTonerSensor(printer, name, key))
for key in printer.drum_status(filter_supported=True):
if 'drum_{}'.format(key) in monitored:
devices.append(SyncThruDrumSensor(printer, name, key))
for key in printer.input_tray_status(filter_supported=True):
if 'tray_{}'.format(key) in monitored:
devices.append(SyncThruInputTraySensor(printer, name, key))
for key in printer.output_tray_status():
if 'output_tray_{}'.format(key) in monitored:
devices.append(SyncThruOutputTraySensor(printer, name, key))
add_entities(devices, True)
class SyncThruSensor(Entity):
"""Implementation of an abstract Samsung Printer sensor platform."""
def __init__(self, syncthru, name):
"""Initialize the sensor."""
self.syncthru = syncthru
self._attributes = {}
self._state = None
self._name = name
self._icon = 'mdi:printer'
self._unit_of_measurement = None
self._id_suffix = ''
@property
def unique_id(self):
"""Return unique ID for the sensor."""
serial = self.syncthru.serial_number()
return serial + self._id_suffix if serial else super().unique_id
@property
def name(self):
"""Return the name of the sensor."""
return self._name
@property
def state(self):
"""Return the state of the device."""
return self._state
@property
def icon(self):
"""Return the icon of the device."""
return self._icon
@property
def unit_of_measurement(self):
"""Return the unit of measuremnt."""
return self._unit_of_measurement
@property
def device_state_attributes(self):
"""Return the state attributes of the device."""
return self._attributes
class SyncThruMainSensor(SyncThruSensor):
"""Implementation of the main sensor, monitoring the general state."""
def __init__(self, syncthru, name):
"""Initialize the sensor."""
super().__init__(syncthru, name)
self._id_suffix = '_main'
def update(self):
"""Get the latest data from SyncThru and update the state."""
self.syncthru.update()
self._state = self.syncthru.device_status()
class SyncThruTonerSensor(SyncThruSensor):
"""Implementation of a Samsung Printer toner sensor platform."""
def __init__(self, syncthru, name, color):
"""Initialize the sensor."""
super().__init__(syncthru, name)
self._name = "{} Toner {}".format(name, color)
self._color = color
self._unit_of_measurement = '%'
self._id_suffix = '_toner_{}'.format(color)
def update(self):
"""Get the latest data from SyncThru and update the state."""
# Data fetching is taken care of through the Main sensor
if self.syncthru.is_online():
self._attributes = self.syncthru.toner_status(
).get(self._color, {})
self._state = self._attributes.get('remaining')
class SyncThruDrumSensor(SyncThruSensor):
"""Implementation of a Samsung Printer toner sensor platform."""
def __init__(self, syncthru, name, color):
"""Initialize the sensor."""
super().__init__(syncthru, name)
self._name = "{} Drum {}".format(name, color)
self._color = color
self._unit_of_measurement = '%'
self._id_suffix = '_drum_{}'.format(color)
def update(self):
"""Get the latest data from SyncThru and update the state."""
# Data fetching is taken care of through the Main sensor
if self.syncthru.is_online():
self._attributes = self.syncthru.drum_status(
).get(self._color, {})
self._state = self._attributes.get('remaining')
class SyncThruInputTraySensor(SyncThruSensor):
"""Implementation of a Samsung Printer input tray sensor platform."""
def __init__(self, syncthru, name, number):
"""Initialize the sensor."""
super().__init__(syncthru, name)
self._name = "{} Tray {}".format(name, number)
self._number = number
self._id_suffix = '_tray_{}'.format(number)
def update(self):
"""Get the latest data from SyncThru and update the state."""
# Data fetching is taken care of through the Main sensor
if self.syncthru.is_online():
self._attributes = self.syncthru.input_tray_status(
).get(self._number, {})
self._state = self._attributes.get('newError')
if self._state == '':
self._state = 'Ready'
class SyncThruOutputTraySensor(SyncThruSensor):
"""Implementation of a Samsung Printer input tray sensor platform."""
def __init__(self, syncthru, name, number):
"""Initialize the sensor."""
super().__init__(syncthru, name)
self._name = "{} Output Tray {}".format(name, number)
self._number = number
self._id_suffix = '_output_tray_{}'.format(number)
def update(self):
"""Get the latest data from SyncThru and update the state."""
# Data fetching is taken care of through the Main sensor
if self.syncthru.is_online():
self._attributes = self.syncthru.output_tray_status(
).get(self._number, {})
self._state = self._attributes.get('status')
if self._state == '':
self._state = 'Ready'