LaMetric platform and notify module (#8230)

* First version of a LaMetrci platform with a Notify module

* Cleanup, fix formatting bugs

* More formatting

* Formatting

* Updated requirements

* formatting

* Formatting

* More formatting

* Dummy commit for new Travis CI run

* Refactoring class methods to instance methods

* Cleanup unused classed

* Removed Eddystone_weatherurl that had nothing to do with this component

* Cleanup class methods

* Cleanup requirements

* Removed broad excepts
Removed storage of LaMetric devices

* Removed unused import

homeassistant/components/lametric.py

@@ -0,0 +1,83 @@
+"""
+Support for LaMetric time.
+
+This is the base platform to support LaMetric components:
+Notify, Light, Mediaplayer
+
+For more details about this component, please refer to the documentation at
+https://home-assistant.io/components/lametric/
+"""
+import logging
+
+import voluptuous as vol
+
+import homeassistant.helpers.config_validation as cv
+
+REQUIREMENTS = ['lmnotify==0.0.4']
+
+_LOGGER = logging.getLogger(__name__)
+
+CONF_CLIENT_ID = 'client_id'
+CONF_CLIENT_SECRET = 'client_secret'
+
+DOMAIN = 'lametric'
+LAMETRIC_DEVICES = 'LAMETRIC_DEVICES'
+
+CONFIG_SCHEMA = vol.Schema({
+    DOMAIN: vol.Schema({
+        vol.Required(CONF_CLIENT_ID): cv.string,
+        vol.Required(CONF_CLIENT_SECRET): cv.string,
+    }),
+}, extra=vol.ALLOW_EXTRA)
+
+
+# pylint: disable=broad-except
+def setup(hass, config):
+    """Set up the LaMetricManager."""
+    _LOGGER.debug("Setting up LaMetric platform")
+    conf = config[DOMAIN]
+    hlmn = HassLaMetricManager(client_id=conf[CONF_CLIENT_ID],
+                               client_secret=conf[CONF_CLIENT_SECRET])
+    devices = hlmn.manager().get_devices()
+
+    found = False
+    hass.data[DOMAIN] = hlmn
+    for dev in devices:
+        _LOGGER.debug("Discovered LaMetric device: %s", dev)
+        found = True
+
+    return found
+
+
+class HassLaMetricManager():
+    """
+    A class that encapsulated requests to the LaMetric manager.
+
+    As the original class does not have a re-connect feature that is needed
+    for applications running for a long time as the OAuth tokens expire. This
+    class implements this reconnect() feature.
+    """
+
+    def __init__(self, client_id, client_secret):
+        """Initialize HassLaMetricManager and connect to LaMetric."""
+        from lmnotify import LaMetricManager
+
+        _LOGGER.debug("Connecting to LaMetric")
+        self.lmn = LaMetricManager(client_id, client_secret)
+        self._client_id = client_id
+        self._client_secret = client_secret
+
+    def reconnect(self):
+        """
+        Reconnect to LaMetric.
+
+        This is usually necessary when the OAuth token is expired.
+        """
+        from lmnotify import LaMetricManager
+        _LOGGER.debug("Reconnecting to LaMetric")
+        self.lmn = LaMetricManager(self._client_id,
+                                   self._client_secret)
+
+    def manager(self):
+        """Return the global LaMetricManager instance."""
+        return self.lmn