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   1 /**
   2  * Copyright (c) 2010-2021 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.xmppclient.internal.handler;
  14
  15 import java.io.IOException;
  16 import java.util.Collection;
  17 import java.util.Collections;
  18 import java.util.HashMap;
  19 import java.util.Map;
  20 import java.util.concurrent.TimeUnit;
  21
  22 import org.jivesoftware.smack.*;
  23 import org.openhab.binding.xmppclient.internal.XMPPClient;
  24 import org.openhab.binding.xmppclient.internal.action.XMPPActions;
  25 import org.openhab.core.thing.Bridge;
  26 import org.openhab.core.thing.Channel;
  27 import org.openhab.core.thing.ChannelUID;
  28 import org.openhab.core.thing.ThingStatus;
  29 import org.openhab.core.thing.ThingStatusDetail;
  30 import org.openhab.core.thing.binding.BaseBridgeHandler;
  31 import org.openhab.core.thing.binding.ThingHandlerService;
  32 import org.openhab.core.types.Command;
  33 import org.slf4j.Logger;
  34 import org.slf4j.LoggerFactory;
  35
  36 /**
  37  * The {@link XMPPClientHandler} is responsible for handling commands, which are
  38  * sent to one of the channels.
  39  *
  40  * @author Pavel Gololobov - Initial contribution
  41  */
  42
  43 public class XMPPClientHandler extends BaseBridgeHandler {
  44     private final Logger logger = LoggerFactory.getLogger(XMPPClientHandler.class);
  45     private XMPPClient xmppClient;
  46     private XMPPClientConfiguration config;
  47     private final Map<ChannelUID, PublishTriggerChannel> channelStateByChannelUID = new HashMap<>();
  48
  49     public XMPPClientHandler(Bridge thing) {
  50         super(thing);
  51     }
  52
  53     public XMPPClient getXMPPClient() {
  54         return xmppClient;
  55     }
  56
  57     @Override
  58     public Collection<Class<? extends ThingHandlerService>> getServices() {
  59         return Collections.singleton(XMPPActions.class);
  60     }
  61
  62     @Override
  63     protected void triggerChannel(ChannelUID channelUID, String event) {
  64         super.triggerChannel(channelUID, event);
  65     }
  66
  67     @Override
  68     public void handleCommand(ChannelUID channelUID, Command command) {
  69         // not supported
  70     }
  71
  72     @Override
  73     public void initialize() {
  74         updateStatus(ThingStatus.UNKNOWN);
  75         scheduler.schedule(this::doConnect, 0, TimeUnit.SECONDS);
  76     }
  77
  78     @Override
  79     public void dispose() {
  80         channelStateByChannelUID.values().forEach(c -> c.stop());
  81         channelStateByChannelUID.clear();
  82         xmppClient.disconnect();
  83         super.dispose();
  84     }
  85
  86     private void doConnect() {
  87         config = getConfigAs(XMPPClientConfiguration.class);
  88         xmppClient = new XMPPClient();
  89         try {
  90             xmppClient.connect(config.host, config.port, config.username, config.domain, config.password);
  91         } catch (SmackException | IOException | XMPPException e) {
  92             logger.info("XMPP connection error", e);
  93             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR, e.getMessage());
  94             return;
  95         }
  96
  97         for (Channel channel : thing.getChannels()) {
  98             final PublishTriggerChannelConfig channelConfig = channel.getConfiguration()
  99                     .as(PublishTriggerChannelConfig.class);
 100             PublishTriggerChannel c = new PublishTriggerChannel(channelConfig, channel.getUID(), xmppClient, this);
 101             channelStateByChannelUID.put(channel.getUID(), c);
 102             logger.info("XMPP added channel {} payload {}", channel.getUID().toString(), channelConfig.payload);
 103         }
 104         channelStateByChannelUID.values().forEach(c -> c.start());
 105
 106         updateStatus(ThingStatus.ONLINE);
 107     }
 108 }