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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.deconz.internal.discovery;
  14
  15 import static org.openhab.binding.deconz.internal.BindingConstants.*;
  16
  17 import java.net.URI;
  18 import java.net.URL;
  19 import java.util.Map;
  20 import java.util.Set;
  21 import java.util.TreeMap;
  22
  23 import org.eclipse.jdt.annotation.NonNullByDefault;
  24 import org.eclipse.jdt.annotation.Nullable;
  25 import org.jupnp.model.meta.DeviceDetails;
  26 import org.jupnp.model.meta.ManufacturerDetails;
  27 import org.jupnp.model.meta.RemoteDevice;
  28 import org.openhab.core.config.discovery.DiscoveryResult;
  29 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  30 import org.openhab.core.config.discovery.upnp.UpnpDiscoveryParticipant;
  31 import org.openhab.core.thing.ThingTypeUID;
  32 import org.openhab.core.thing.ThingUID;
  33 import org.osgi.service.component.annotations.Component;
  34
  35 /**
  36  * Discover deCONZ software instances. They announce themselves as HUE bridges,
  37  * and their REST API is compatible to HUE bridges. But they also provide a websocket
  38  * real-time channel for sensors.
  39  *
  40  * We check for the manufacturer string of "dresden elektronik".
  41  *
  42  * @author David Graeff - Initial contribution
  43  */
  44 @NonNullByDefault
  45 @Component(service = UpnpDiscoveryParticipant.class)
  46 public class BridgeDiscoveryParticipant implements UpnpDiscoveryParticipant {
  47
  48     @Override
  49     public Set<ThingTypeUID> getSupportedThingTypeUIDs() {
  50         return Set.of(BRIDGE_TYPE);
  51     }
  52
  53     @Override
  54     public @Nullable DiscoveryResult createResult(RemoteDevice device) {
  55         ThingUID uid = getThingUID(device);
  56         if (uid == null) {
  57             return null;
  58         }
  59         URL descriptorURL = device.getIdentity().getDescriptorURL();
  60         String udn = device.getIdentity().getUdn().getIdentifierString();
  61
  62         // Friendly name is like "name (host)"
  63         String name = device.getDetails().getFriendlyName();
  64         // Cut out the pure name
  65         if (name.indexOf('(') - 1 > 0) {
  66             name = name.substring(0, name.indexOf('(') - 1);
  67         }
  68         // Add host+port
  69         String host = descriptorURL.getHost();
  70         int port = descriptorURL.getPort();
  71         name = name + " (" + host + ":" + port + ")";
  72
  73         Map<String, Object> properties = new TreeMap<>();
  74
  75         properties.put(CONFIG_HOST, host);
  76         properties.put(CONFIG_HTTP_PORT, port);
  77         properties.put(PROPERTY_UDN, udn);
  78
  79         return DiscoveryResultBuilder.create(uid).withProperties(properties).withLabel(name)
  80                 .withRepresentationProperty(PROPERTY_UDN).build();
  81     }
  82
  83     @Override
  84     public @Nullable ThingUID getThingUID(RemoteDevice device) {
  85         DeviceDetails details = device.getDetails();
  86         if (details != null) {
  87             ManufacturerDetails manufacturerDetails = details.getManufacturerDetails();
  88             if (manufacturerDetails != null) {
  89                 URI manufacturerUri = manufacturerDetails.getManufacturerURI();
  90                 if ((manufacturerUri != null && manufacturerUri.toString().contains("dresden"))
  91                         || "dresden elektronik".equals(manufacturerDetails.getManufacturer())) {
  92                     return new ThingUID(BRIDGE_TYPE, details.getSerialNumber());
  93                 }
  94             }
  95         }
  96         return null;
  97     }
  98 }