Added support for d-link W215 smart plug

.coveragerc

@@ -142,6 +142,7 @@ omit =
     homeassistant/components/sensor/worldclock.py
     homeassistant/components/switch/arest.py
     homeassistant/components/switch/edimax.py
+    homeassistant/components/switch/dlink.py
     homeassistant/components/switch/hikvisioncam.py
     homeassistant/components/switch/mystrom.py
     homeassistant/components/switch/orvibo.py

homeassistant/components/switch/dlink.py

@@ -0,0 +1,79 @@
+"""
+homeassistant.components.switch.dlink
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+Support for D-link W215 smart switch.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/switch.dlink/
+"""
+import logging
+
+from homeassistant.components.switch import DOMAIN, SwitchDevice
+from homeassistant.const import (
+    CONF_HOST, CONF_NAME, CONF_PASSWORD, CONF_USERNAME)
+from homeassistant.helpers import validate_config
+
+# constants
+DEFAULT_USERNAME = 'admin'
+DEFAULT_PASSWORD = ''
+DEVICE_DEFAULT_NAME = 'D-link Smart Plug W215'
+REQUIREMENTS = ['https://github.com/LinuxChristian/pyW215/archive/'
+                'v0.1.1.zip#pyW215==0.1.1']
+
+# setup logger
+_LOGGER = logging.getLogger(__name__)
+
+
+# pylint: disable=unused-argument
+def setup_platform(hass, config, add_devices_callback, discovery_info=None):
+    """ Find and return D-Link Smart Plugs. """
+    from pyW215.pyW215 import SmartPlug
+
+    # check for required values in configuration file
+    if not validate_config({DOMAIN: config},
+                           {DOMAIN: [CONF_HOST]},
+                           _LOGGER):
+        return False
+
+    host = config.get(CONF_HOST)
+    username = config.get(CONF_USERNAME, DEFAULT_USERNAME)
+    password = str(config.get(CONF_PASSWORD, DEFAULT_PASSWORD))
+    name = config.get(CONF_NAME, DEVICE_DEFAULT_NAME)
+
+    add_devices_callback([SmartPlugSwitch(SmartPlug(host,
+                                                    password,
+                                                    username),
+                                          name)])
+
+
+class SmartPlugSwitch(SwitchDevice):
+    """ Represents an d-link Smart Plug switch. """
+    def __init__(self, smartplug, name):
+        self.smartplug = smartplug
+        self._name = name
+
+    @property
+    def name(self):
+        """ Returns the name of the Smart Plug, if any. """
+        return self._name
+
+    @property
+    def current_power_watt(self):
+        """ Current power usage in watt. """
+        try:
+            return float(self.smartplug.current_consumption)
+        except ValueError:
+            return None
+
+    @property
+    def is_on(self):
+        """ True if switch is on. """
+        return self.smartplug.state == 'ON'
+
+    def turn_on(self, **kwargs):
+        """ Turns the switch on. """
+        self.smartplug.state = 'ON'
+
+    def turn_off(self):
+        """ Turns the switch off. """
+        self.smartplug.state = 'OFF'

requirements_all.txt

@@ -69,6 +69,9 @@ https://github.com/Danielhiversen/pyRFXtrx/archive/0.4.zip#RFXtrx==0.4
 # homeassistant.components.sensor.netatmo
 https://github.com/HydrelioxGitHub/netatmo-api-python/archive/43ff238a0122b0939a0dc4e8836b6782913fb6e2.zip#lnetatmo==0.4.0
 
+# homeassistant.components.switch.dlink
+https://github.com/LinuxChristian/pyW215/archive/v0.1.1.zip#pyW215==0.1.1
+
 # homeassistant.components.alarm_control_panel.alarmdotcom
 https://github.com/Xorso/pyalarmdotcom/archive/0.1.1.zip#pyalarmdotcom==0.1.1