88 lines
2.7 KiB
Python
88 lines
2.7 KiB
Python
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"""Support for ONVIF binary sensors."""
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from typing import Optional, Union
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from homeassistant.core import callback
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from .base import ONVIFBaseEntity
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from .const import DOMAIN
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async def async_setup_entry(hass, config_entry, async_add_entities):
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"""Set up a ONVIF binary sensor."""
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device = hass.data[DOMAIN][config_entry.unique_id]
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entities = {
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event.uid: ONVIFSensor(event.uid, device)
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for event in device.events.get_platform("sensor")
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}
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async_add_entities(entities.values())
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@callback
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def async_check_entities():
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"""Check if we have added an entity for the event."""
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new_entities = []
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for event in device.events.get_platform("sensor"):
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if event.uid not in entities:
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entities[event.uid] = ONVIFSensor(event.uid, device)
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new_entities.append(entities[event.uid])
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async_add_entities(new_entities)
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device.events.async_add_listener(async_check_entities)
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return True
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class ONVIFSensor(ONVIFBaseEntity):
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"""Representation of a ONVIF sensor event."""
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def __init__(self, uid, device):
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"""Initialize the ONVIF binary sensor."""
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self.uid = uid
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super().__init__(device)
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@property
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def state(self) -> Union[None, str, int, float]:
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"""Return the state of the entity."""
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return self.device.events.get_uid(self.uid).value
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@property
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def name(self):
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"""Return the name of the event."""
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return self.device.events.get_uid(self.uid).name
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@property
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def device_class(self) -> Optional[str]:
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"""Return the class of this device, from component DEVICE_CLASSES."""
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return self.device.events.get_uid(self.uid).device_class
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@property
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def unit_of_measurement(self) -> Optional[str]:
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"""Return the unit of measurement of this entity, if any."""
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return self.device.events.get_uid(self.uid).unit_of_measurement
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@property
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def unique_id(self) -> str:
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"""Return a unique ID."""
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return self.uid
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@property
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def entity_registry_enabled_default(self) -> bool:
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"""Return if the entity should be enabled when first added to the entity registry."""
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return self.device.events.get_uid(self.uid).entity_enabled
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@property
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def should_poll(self) -> bool:
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"""Return True if entity has to be polled for state.
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False if entity pushes its state to HA.
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"""
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return False
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async def async_added_to_hass(self):
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"""Connect to dispatcher listening for entity data notifications."""
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self.async_on_remove(
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self.device.events.async_add_listener(self.async_write_ha_state)
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)
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