initial commit

homeassistant/components/thermostat/radiotherm.py

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+"""
+homeassistant.components.thermostat.radiotherm
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+Adds support for Radio Thermostat wifi-enabled home thermostats
+"""
+import logging
+
+from homeassistant.components.thermostat import (ThermostatDevice, STATE_COOL,
+                                                 STATE_IDLE, STATE_HEAT)
+from homeassistant.const import (CONF_HOST, CONF_NAME, TEMP_FAHRENHEIT)
+from urllib.error import URLError
+
+#TODO: investigate why this fails
+# REQUIREMENTS = ['radiotherm-1.2']
+
+
+def setup_platform(hass, config, add_devices, discovery_info=None):
+    """ Sets up the Radio Thermostat. """
+    logger = logging.getLogger(__name__)
+
+    try:
+        import radiotherm
+    except ImportError:
+        logger.exception(
+            "Error while importing dependency radiotherm. "
+            "Did you maybe not install the radiotherm dependency?")
+        return
+
+    host = config.get(CONF_HOST)
+    if host is None:
+        logger.error("host not defined in config.")
+        return
+
+    try:
+        tstat = radiotherm.get_thermostat(host)
+    except URLError as err:
+        logger.Exception(
+            "Unable to connect to Radio Thermostat")
+        return
+
+    add_devices([RadioThermostat(tstat)])
+
+
+class RadioThermostat(ThermostatDevice):
+    """ Represent a Radio Thermostat. """
+
+    def __init__(self, device, name=None):
+        self.device = device
+        self._name = name
+
+    @property
+    def name(self):
+        """ Returns the name of the Radio Thermostat. """
+        return 'radiothermostat'
+        #return self.device.name
+
+    @property
+    def unit_of_measurement(self):
+        """ Unit of measurement this thermostat expresses itself in. """
+        return TEMP_FAHRENHEIT
+
+    @property
+    def device_state_attributes(self):
+        """ Returns device specific state attributes. """
+        # Move these to Thermostat Device and make them global
+        return {
+            "humidity": None,
+            "target_humidity": None,
+            "fan": self.device.fmode['human'],
+            "mode": self.device.tmode['human']
+        }
+
+
+    @property
+    def current_temperature(self):
+        """ Returns the current temperature. """
+        return self.device.temp['raw']
+
+    @property
+    def operation(self):
+        """ Returns current operation. head, cool idle """
+        if self.device.tmode['human'] == 'Cool':
+            return STATE_COOL
+        elif self.device.tmode['human'] == 'Heat':
+            return STATE_HEAT
+        else:
+            return STATE_IDLE
+
+    @property
+    def target_temperature(self):
+        """ Returns the temperature we try to reach. """
+
+        if self.operation == STATE_COOL:
+            temp = self.device.t_cool['raw']
+        elif self.operation == STATE_HEAT:
+            temp = self.device.t_heat['raw']
+
+        return round(temp, 1)
+
+
+    def set_temperate(self, temperature):
+        """ Set new target temperature """
+        if self.operation == STATE_COOL:
+            self.device.t_cool = temperature
+        elif self.operation == STATE_HEAT:
+            self.device.t_heat
+
+
+