RF door sensor MQTT demultiplexing/demux using a python script

door-sensor-demux.py

##  based on https://community.home-assistant.io/t/sonoff-rf-bridge-strategies-for-receiving-data/108181
# 
## Script to demux cheap RF door/window sensors into additional topics for each sensor.
#
## Original MQTT message to demux
## ==============================
## topic: rtl_433/Cardin-S466
## payload:
##   {
##       "time": "2022-07-21T06:19:47Z",
##       "model": "Cardin-S466",
##       "dipswitch": "--+--o+++",
##       "rbutton": "10R"
##   }

d = { '-o-+-oo-o':['sensor01','true'],
      '--+--o+++':['sensor02','true'],
      'o++--o--o':['sensor03','true'],
      '--o--o-+-':['sensor04','true']
    }
e = { '10R':['on'],
      '00L?':['off']
}

p = data.get('payload')              # I must keep the dict and not str() convert it
p1 = p['dipswitch']  
p2 = p['rbutton']  

if p is not None:
  if p1 in d.keys():
    service_data = {'topic':'rtl_433/Cardin-S466/{}'.format(d[p1][0]), 'payload':"{}".format(e[p2][0]), 'qos':1, 'retain':"{}".format(d[p1][1])}
  elif p1 == "":
    service_data = {'topic':'rtl_433/Cardin-S466/blank', 'payload':'{}'.format(p), 'qos':1, 'retain':'false'}
  else:
    service_data = {'topic':'rtl_433/Cardin-S466/unknown', 'payload':'{}'.format(p).str() , 'qos':1, 'retain':'false'}
    logger.warning('<rfbridge_demux> Received unknown RF command: {}'.format(p))
  hass.services.call('mqtt', 'publish', service_data, False)

mqtt-door-sensor.yaml

## This content is part of the mqtt.yaml file
#
# MQTT topics created by demux python script
#
# Garage Side Door
- unique_id: 'door_garagesidedoor'
  name: 'Garage Side Door'
  device_class: 'door'
  state_topic: 'rtl_433/Cardin-S466/sensor01'
  value_template: '{{ value }}'
  payload_on: 'off'
  payload_off: 'on'
# Front Door
- unique_id: 'door_frontdoor'
  name: 'Front Door'
  device_class: 'door'
  state_topic: 'rtl_433/Cardin-S466/sensor02'
  value_template: '{{ value }}'
  payload_on: 'off'
  payload_off: 'on'
# Garage Left Door
- unique_id: 'door_garageleftdoor'
  name: 'Garage Door Left'
  device_class: 'door'
  state_topic: 'rtl_433/Cardin-S466/sensor03'
  value_template: '{{ value }}'
  payload_on: 'off'
  payload_off: 'on'
# Garage Right Door
- unique_id: 'door_garagerightdoor'
  name: 'Garage Door Right'
  device_class: 'door'
  state_topic: 'rtl_433/Cardin-S466/sensor04'
  value_template: '{{ value }}'
  payload_on: 'off'
  payload_off: 'on'