Add component Light TPLink (#8643)

* Add new component for TPLink light bulbs.

* Update with result of gen_requirements_all.

* Add new component light.tplink.

.coveragerc

@@ -306,6 +306,7 @@ omit =
     homeassistant/components/light/piglow.py
     homeassistant/components/light/sensehat.py
     homeassistant/components/light/tikteck.py
+    homeassistant/components/light/tplink.py
     homeassistant/components/light/tradfri.py
     homeassistant/components/light/x10.py
     homeassistant/components/light/yeelight.py

homeassistant/components/light/tplink.py

+"""
+Support for TPLink lights.
+
+For more details about this component, please refer to the documentation at
+https://home-assistant.io/components/light.tplink/
+"""
+import logging
+from homeassistant.const import (CONF_HOST, CONF_NAME)
+from homeassistant.components.light import (
+    Light, ATTR_BRIGHTNESS, ATTR_COLOR_TEMP, ATTR_KELVIN,
+    SUPPORT_BRIGHTNESS, SUPPORT_COLOR_TEMP)
+from homeassistant.util.color import \
+    color_temperature_mired_to_kelvin as mired_to_kelvin
+from homeassistant.util.color import \
+    color_temperature_kelvin_to_mired as kelvin_to_mired
+
+REQUIREMENTS = ['pyHS100==0.2.4.2']
+
+_LOGGER = logging.getLogger(__name__)
+
+SUPPORT_TPLINK = (SUPPORT_BRIGHTNESS | SUPPORT_COLOR_TEMP)
+
+
+def setup_platform(hass, config, add_devices, discovery_info=None):
+    """Initialise pyLB100 SmartBulb."""
+    from pyHS100 import SmartBulb
+    host = config.get(CONF_HOST)
+    name = config.get(CONF_NAME)
+    add_devices([TPLinkSmartBulb(SmartBulb(host), name)], True)
+
+
+def brightness_to_percentage(byt):
+    """Convert brightness from absolute 0..255 to percentage."""
+    return (byt*100.0)/255.0
+
+
+def brightness_from_percentage(percent):
+    """Convert percentage to absolute value 0..255."""
+    return (percent*255.0)/100.0
+
+
+class TPLinkSmartBulb(Light):
+    """Representation of a TPLink Smart Bulb."""
+
+    def __init__(self, smartbulb, name):
+        """Initialize the bulb."""
+        self.smartbulb = smartbulb
+
+        # Use the name set on the device if not set
+        if name is None:
+            self._name = self.smartbulb.alias
+        else:
+            self._name = name
+
+        self._state = None
+        _LOGGER.debug("Setting up TP-Link Smart Bulb")
+
+    @property
+    def name(self):
+        """Return the name of the Smart Bulb, if any."""
+        return self._name
+
+    def turn_on(self, **kwargs):
+        """Turn the light on."""
+        if ATTR_COLOR_TEMP in kwargs:
+            self.smartbulb.color_temp = \
+                mired_to_kelvin(kwargs[ATTR_COLOR_TEMP])
+        if ATTR_KELVIN in kwargs:
+            self.smartbulb.color_temp = kwargs[ATTR_KELVIN]
+        if ATTR_BRIGHTNESS in kwargs:
+            brightness = kwargs.get(ATTR_BRIGHTNESS, self.brightness or 255)
+            self.smartbulb.brightness = brightness_to_percentage(brightness)
+
+        self.smartbulb.state = self.smartbulb.BULB_STATE_ON
+
+    def turn_off(self):
+        """Turn the light off."""
+        self.smartbulb.state = self.smartbulb.BULB_STATE_OFF
+
+    @property
+    def color_temp(self):
+        """Return the color temperature of this light in mireds for HA."""
+        if self.smartbulb.is_color:
+            if (self.smartbulb.color_temp is not None and
+                    self.smartbulb.color_temp != 0):
+                return kelvin_to_mired(self.smartbulb.color_temp)
+            else:
+                return None
+        else:
+            return None
+
+    @property
+    def brightness(self):
+        """Return the brightness of this light between 0..255."""
+        return brightness_from_percentage(self.smartbulb.brightness)
+
+    @property
+    def is_on(self):
+        """True if device is on."""
+        return self.smartbulb.state == \
+            self.smartbulb.BULB_STATE_ON
+
+    def update(self):
+        """Update the TP-Link Bulb's state."""
+        from pyHS100 import SmartPlugException
+        try:
+            self._state = self.smartbulb.state == \
+                self.smartbulb.BULB_STATE_ON
+
+        except (SmartPlugException, OSError) as ex:
+            _LOGGER.warning('Could not read state for %s: %s', self.name, ex)
+
+    @property
+    def supported_features(self):
+        """Flag supported features."""
+        return SUPPORT_TPLINK

requirements_all.txt

@@ -509,6 +509,7 @@ py-cpuinfo==3.3.0
 # homeassistant.components.hdmi_cec
 pyCEC==0.4.13
 
+# homeassistant.components.light.tplink
 # homeassistant.components.switch.tplink
 pyHS100==0.2.4.2