XMPP notification support

thanks @wernight

couchpotato/core/notifications/xmpp/__init__.py

@@ -0,0 +1,52 @@
+from .main import Xmpp
+
+def start():
+    return Xmpp()
+
+config = [{
+    'name': 'xmpp',
+    'groups': [
+        {
+            'tab': 'notifications',
+            'list': 'notification_providers',
+            'name': 'xmpp',
+            'label': 'XMPP',
+            'description`': 'for Jabber, Hangouts (Google Talk), AIM...',
+            'options': [
+                {
+                    'name': 'enabled',
+                    'default': 0,
+                    'type': 'enabler',
+                },
+                {
+                    'name': 'username',
+                    'description': 'User sending the message. For Hangouts, e-mail of a single-step authentication Google account.',
+                },
+                {
+                    'name': 'password',
+                    'type': 'Password',
+                },
+                {
+                    'name': 'hostname',
+                    'default': 'talk.google.com',
+                },
+                {
+                    'name': 'to',
+                    'description': 'Username (or e-mail for Hangouts) of the person to send the messages to.',
+                },
+                {
+                    'name': 'port',
+                    'type': 'int',
+                    'default': 5222,
+                },
+                {
+                    'name': 'on_snatch',
+                    'default': 0,
+                    'type': 'bool',
+                    'advanced': True,
+                    'description': 'Also send message when movie is snatched.',
+                },
+            ],
+        }
+    ],
+}]

couchpotato/core/notifications/xmpp/main.py

@@ -0,0 +1,43 @@
+from couchpotato.core.logger import CPLog
+from couchpotato.core.notifications.base import Notification
+from time import sleep
+import traceback
+import xmpp
+
+log = CPLog(__name__)
+
+
+class Xmpp(Notification):
+
+    def notify(self, message = '', data = None, listener = None):
+        if not data: data = {}
+
+        try:
+            jid = xmpp.protocol.JID(self.conf('username'))
+            client = xmpp.Client(jid.getDomain(), debug = [])
+
+            # Connect
+            if not client.connect(server = (self.conf('hostname'), self.conf('port'))):
+                log.error('XMPP failed: Connection to server failed.')
+                return False
+
+            # Authenticate
+            if not client.auth(jid.getNode(), self.conf('password'), resource = jid.getResource()):
+                log.error('XMPP failed: Failed to authenticate.')
+                return False
+
+            # Send message
+            client.send(xmpp.protocol.Message(to = self.conf('to'), body = message, typ = 'chat'))
+
+            # Disconnect
+            # some older servers will not send the message if you disconnect immediately after sending
+            sleep(1)
+            client.disconnect()
+
+            log.info('XMPP notifications sent.')
+            return True
+
+        except:
+            log.error('XMPP failed: %s', traceback.format_exc())
+
+        return False