Added support for tellstick devices and sensors

README.md

@@ -9,6 +9,7 @@ It offers the following functionality through built-in components:
  * Track and control [WeMo switches](http://www.belkin.com/us/Products/home-automation/c/wemo-home-automation/)
  * Track and control [Google Chromecasts](http://www.google.com/intl/en/chrome/devices/chromecast)
  * Track running services by monitoring `ps` output
+ * Track and control [Tellstick devices and sensors](http://www.telldus.se/products/tellstick)
  * Turn on the lights when people get home after sun set
  * Turn on lights slowly during sun set to compensate for light loss
  * Turn off all lights and devices when everybody leaves the house
@@ -218,6 +219,9 @@ Registers service `downloader/download_file` that will download files. File to d
 **browser**
 Registers service `browser/browse_url` that opens `url` as specified in event_data in the system default browser.
 
+**tellstick_sensor**
+Shows the values of that sensors that is connected to your Tellstick.
+
 <a name='API'></a>
 ## Rest API
 

homeassistant/components/demo.py

@@ -113,4 +113,16 @@ def setup(hass, config):
     hass.states.set("chromecast.Living_Rm", "Netflix",
                     {'friendly_name': 'Living Room'})
 
+    # Setup tellstick sensors
+    hass.states.set("tellstick_sensor.Outside_temperature", "15.6",
+                    {
+                        'friendly_name': 'Outside temperature',
+                        'unit_of_measurement': '°C'
+                    })
+    hass.states.set("tellstick_sensor.Outside_humidity", "54",
+                    {
+                        'friendly_name': 'Outside humidity',
+                        'unit_of_measurement': '°C'
+                    })
+
     return True

homeassistant/components/http/frontend.py

@@ -1,2 +1,2 @@
 """ DO NOT MODIFY. Auto-generated by build_frontend script """
-VERSION = "560228cee9ffd6de4dfdb5816b2f9a23"
+VERSION = "feab16c797a25155a29f805b01fdd29b"

homeassistant/components/http/www_static/polymer/domain-icon.html

@@ -43,6 +43,9 @@
         case "light":
           return "image:wb-incandescent"
 
+        case "tellstick_sensor":
+            return "trending-up";
+
         default:
           return "bookmark-outline";
       }

homeassistant/components/switch.py

@@ -171,6 +171,22 @@ def get_wemo_switches(config):
             if isinstance(switch, pywemo.Switch)]
 
 
+# pylint: disable=unused-argument
+def get_tellstick_switches(config):
+    """ Find and return Tellstick switches. """
+    try:
+        import tellcore.telldus as telldus
+    except ImportError:
+        _LOGGER.exception(
+            "Failed to import tellcore")
+        return []
+
+    core = telldus.TelldusCore()
+    switches = core.devices()
+
+    return [TellstickSwitch(switch) for switch in switches]
+
+
 class WemoSwitch(ToggleDevice):
     """ represents a WeMo switch within home assistant. """
     def __init__(self, wemo):
@@ -196,3 +212,42 @@ class WemoSwitch(ToggleDevice):
     def get_state_attributes(self):
         """ Returns optional state attributes. """
         return self.state_attr
+
+
+class TellstickSwitch(ToggleDevice):
+    """ represents a Tellstick switch within home assistant. """
+    def __init__(self, tellstick):
+        self.tellstick = tellstick
+        self.state_attr = {ATTR_FRIENDLY_NAME: tellstick.name}
+
+    def get_name(self):
+        """ Returns the name of the switch if any. """
+        return self.tellstick.name
+
+    # pylint: disable=unused-argument
+    def turn_on(self, dimming=None):
+        """ Turns the switch on. """
+        self.tellstick.turn_on()
+
+    def turn_off(self):
+        """ Turns the switch off. """
+        self.tellstick.turn_off()
+
+    def is_on(self):
+        """ True if switch is on. """
+        try:
+            import tellcore.constants as tellcore_constants
+        except ImportError:
+            _LOGGER.exception(
+                "Failed to import tellcore")
+            return False
+
+        last_sent_command_mask = tellcore_constants.TELLSTICK_TURNON | \
+            tellcore_constants.TELLSTICK_TURNOFF
+
+        return self.tellstick.last_sent_command(last_sent_command_mask) == \
+            tellcore_constants.TELLSTICK_TURNON
+
+    def get_state_attributes(self):
+        """ Returns optional state attributes. """
+        return self.state_attr

homeassistant/components/tellstick_sensor.py

@@ -0,0 +1,134 @@
+"""
+homeassistant.components.tellstick_sensor
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+Shows sensor values from tellstick sensors.
+
+Possible config keys:
+
+id of the sensor: Name the sensor with ID
+135=Outside
+
+only_named: Only show the named sensors
+only_named=1
+
+temperature_scale: The scale of the temperature value
+temperature_scale=°C
+
+datatype_mask: mask to determine which sensor values to show based on
+https://tellcore-py.readthedocs.org/en/v1.0.4/constants.html#module-tellcore.constants
+
+datatype_mask=1   # only show temperature
+datatype_mask=12  # only show rain rate and rain total
+datatype_mask=127 # show all sensor values
+"""
+import logging
+from collections import namedtuple
+
+import homeassistant.util as util
+from homeassistant.components import (ATTR_FRIENDLY_NAME,
+                                      ATTR_UNIT_OF_MEASUREMENT)
+
+# The domain of your component. Should be equal to the name of your component
+DOMAIN = "tellstick_sensor"
+
+# List of component names (string) your component depends upon
+# If you are setting up a group but not using a group for anything,
+# don't depend on group
+DEPENDENCIES = []
+
+ENTITY_ID_FORMAT = DOMAIN + '.{}'
+
+DatatypeDescription = namedtuple("DatatypeDescription", ['name', 'unit'])
+
+
+def setup(hass, config):
+    """ Register services or listen for events that your component needs. """
+
+    logger = logging.getLogger(__name__)
+
+    try:
+        import tellcore.telldus as telldus
+        import tellcore.constants as tellcore_constants
+    except ImportError:
+        logger.exception(
+            "Failed to import tellcore")
+        return False
+
+    core = telldus.TelldusCore()
+
+    sensors = core.sensors()
+
+    if len(sensors) == 0:
+        logger.error("No Tellstick sensors found")
+        return False
+
+    sensor_value_datatype_descriptions = {
+        tellcore_constants.TELLSTICK_TEMPERATURE:
+            DatatypeDescription('temperature',
+                                config[DOMAIN]['temperature_scale']),
+        tellcore_constants.TELLSTICK_HUMIDITY:
+            DatatypeDescription('humidity', ' %'),
+        tellcore_constants.TELLSTICK_RAINRATE:
+            DatatypeDescription('rain rate', ''),
+        tellcore_constants.TELLSTICK_RAINTOTAL:
+            DatatypeDescription('rain total', ''),
+        tellcore_constants.TELLSTICK_WINDDIRECTION:
+            DatatypeDescription('wind direction', ''),
+        tellcore_constants.TELLSTICK_WINDAVERAGE:
+            DatatypeDescription('wind average', ''),
+        tellcore_constants.TELLSTICK_WINDGUST:
+            DatatypeDescription('wind gust', '')
+    }
+
+    def update_sensor_value_state(sensor_name, sensor_value):
+        sensor_value_datatype_description = \
+            sensor_value_datatype_descriptions[sensor_value.datatype]
+        sensor_value_name = '{} {}'.format(
+            sensor_name, sensor_value_datatype_description.name)
+
+        entity_id = ENTITY_ID_FORMAT.format(
+            util.slugify(sensor_value_name))
+
+        state = sensor_value.value
+
+        state_attr = {
+            ATTR_FRIENDLY_NAME: sensor_value_name,
+            ATTR_UNIT_OF_MEASUREMENT:
+                sensor_value_datatype_description.unit
+        }
+
+        hass.states.set(entity_id, state, state_attr)
+
+    sensor_value_datatypes = [
+        tellcore_constants.TELLSTICK_TEMPERATURE,
+        tellcore_constants.TELLSTICK_HUMIDITY,
+        tellcore_constants.TELLSTICK_RAINRATE,
+        tellcore_constants.TELLSTICK_RAINTOTAL,
+        tellcore_constants.TELLSTICK_WINDDIRECTION,
+        tellcore_constants.TELLSTICK_WINDAVERAGE,
+        tellcore_constants.TELLSTICK_WINDGUST
+    ]
+
+    def update_sensor_state(sensor):
+        try:
+            sensor_name = config[DOMAIN][str(sensor.id)]
+        except KeyError:
+            if 'only_named' in config[DOMAIN]:
+                return
+            sensor_name = str(sensor.id)
+
+        for datatype in sensor_value_datatypes:
+            if datatype & int(config[DOMAIN]['datatype_mask']) and \
+                    sensor.has_value(datatype):
+                update_sensor_value_state(sensor_name, sensor.value(datatype))
+
+    # pylint: disable=unused-argument
+    def update_sensors_state(time):
+        for sensor in sensors:
+            update_sensor_state(sensor)
+
+    update_sensors_state(None)
+
+    hass.track_time_change(update_sensors_state, second=[0, 30])
+
+    return True

requirements.txt

@@ -2,3 +2,4 @@ requests>=2.0
 pychromecast>=0.5
 pyephem>=3.7
 pyuserinput>=0.1.9
+tellcore-py>=1.0.4