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   1 /**
   2  * Copyright (c) 2010-2023 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.dlinksmarthome.internal;
  14
  15 import static org.openhab.binding.dlinksmarthome.internal.DLinkSmartHomeBindingConstants.*;
  16 import static org.openhab.binding.dlinksmarthome.internal.motionsensor.DLinkMotionSensorConfig.IP_ADDRESS;
  17
  18 import java.util.HashMap;
  19 import java.util.Map;
  20 import java.util.Set;
  21
  22 import javax.jmdns.ServiceInfo;
  23
  24 import org.openhab.core.config.discovery.DiscoveryResult;
  25 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  26 import org.openhab.core.config.discovery.mdns.MDNSDiscoveryParticipant;
  27 import org.openhab.core.thing.ThingTypeUID;
  28 import org.openhab.core.thing.ThingUID;
  29 import org.osgi.service.component.annotations.Component;
  30 import org.slf4j.Logger;
  31 import org.slf4j.LoggerFactory;
  32
  33 /**
  34  * The {@link DLinkSmartHomeDiscoveryParticipant} is responsible for discovering devices through UPnP.
  35  *
  36  * @author Mike Major - Initial contribution
  37  *
  38  */
  39 @Component
  40 public class DLinkSmartHomeDiscoveryParticipant implements MDNSDiscoveryParticipant {
  41
  42     private static final String SERVICE_TYPE = "_dhnap._tcp.local.";
  43     private final Logger logger = LoggerFactory.getLogger(getClass());
  44
  45     @Override
  46     public Set<ThingTypeUID> getSupportedThingTypeUIDs() {
  47         return SUPPORTED_THING_TYPES_UIDS;
  48     }
  49
  50     @Override
  51     public String getServiceType() {
  52         return SERVICE_TYPE;
  53     }
  54
  55     @Override
  56     public DiscoveryResult createResult(final ServiceInfo serviceInfo) {
  57         final ThingUID thingUID = getThingUID(serviceInfo);
  58
  59         if (thingUID == null) {
  60             return null;
  61         }
  62
  63         final ThingTypeUID thingTypeUID = getThingType(serviceInfo);
  64
  65         if (THING_TYPE_DCHS150.equals(thingTypeUID)) {
  66             return createMotionSensor(thingUID, thingTypeUID, serviceInfo);
  67         } else {
  68             return null;
  69         }
  70     }
  71
  72     @Override
  73     public ThingUID getThingUID(final ServiceInfo serviceInfo) {
  74         final ThingTypeUID thingTypeUID = getThingType(serviceInfo);
  75
  76         if (thingTypeUID != null) {
  77             final String mac = serviceInfo.getPropertyString("mac").replace(":", "").toLowerCase();
  78             return new ThingUID(thingTypeUID, mac);
  79         } else {
  80             return null;
  81         }
  82     }
  83
  84     private ThingTypeUID getThingType(final ServiceInfo serviceInfo) {
  85         final String model = serviceInfo.getPropertyString("model_number");
  86
  87         if (model == null) {
  88             return null;
  89         } else if (model.equals("DCH-S150")) {
  90             return THING_TYPE_DCHS150;
  91         } else {
  92             logger.debug("D-Link HNAP Type: {}", model);
  93             return null;
  94         }
  95     }
  96
  97     private DiscoveryResult createMotionSensor(final ThingUID thingUID, final ThingTypeUID thingType,
  98             final ServiceInfo serviceInfo) {
  99         final String host = serviceInfo.getHostAddresses()[0];
 100         final String mac = serviceInfo.getPropertyString("mac");
 101
 102         final Map<String, Object> properties = new HashMap<>();
 103         properties.put(IP_ADDRESS, host);
 104
 105         logger.debug("DCH-S150 found: {}", host);
 106
 107         return DiscoveryResultBuilder.create(thingUID).withThingType(thingType).withProperties(properties)
 108                 .withLabel("Motion Sensor (" + mac + ")").build();
 109     }
 110 }