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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.Collections;
  20 import java.util.Map;
  21 import java.util.Set;
  22 import java.util.TreeMap;
  23
  24 import org.eclipse.jdt.annotation.NonNullByDefault;
  25 import org.eclipse.jdt.annotation.Nullable;
  26 import org.jupnp.model.meta.DeviceDetails;
  27 import org.jupnp.model.meta.ManufacturerDetails;
  28 import org.jupnp.model.meta.RemoteDevice;
  29 import org.openhab.core.config.discovery.DiscoveryResult;
  30 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  31 import org.openhab.core.config.discovery.upnp.UpnpDiscoveryParticipant;
  32 import org.openhab.core.thing.ThingTypeUID;
  33 import org.openhab.core.thing.ThingUID;
  34 import org.osgi.service.component.annotations.Component;
  35
  36 /**
  37  * Discover deCONZ software instances. They announce themselves as HUE bridges,
  38  * and their REST API is compatible to HUE bridges. But they also provide a websocket
  39  * real-time channel for sensors.
  40  *
  41  * We check for the manufacturer string of "dresden elektronik".
  42  *
  43  * @author David Graeff - Initial contribution
  44  */
  45 @NonNullByDefault
  46 @Component(service = UpnpDiscoveryParticipant.class)
  47 public class BridgeDiscoveryParticipant implements UpnpDiscoveryParticipant {
  48
  49     @Override
  50     public Set<ThingTypeUID> getSupportedThingTypeUIDs() {
  51         return Collections.singleton(BRIDGE_TYPE);
  52     }
  53
  54     @Override
  55     public @Nullable DiscoveryResult createResult(RemoteDevice device) {
  56         ThingUID uid = getThingUID(device);
  57         if (uid == null) {
  58             return null;
  59         }
  60         URL descriptorURL = device.getIdentity().getDescriptorURL();
  61         String UDN = device.getIdentity().getUdn().getIdentifierString();
  62
  63         // Friendly name is like "name (host)"
  64         String name = device.getDetails().getFriendlyName();
  65         // Cut out the pure name
  66         if (name.indexOf('(') - 1 > 0) {
  67             name = name.substring(0, name.indexOf('(') - 1);
  68         }
  69         // Add host+port
  70         String host = descriptorURL.getHost();
  71         int port = descriptorURL.getPort();
  72         name = name + " (" + host + ":" + port + ")";
  73
  74         Map<String, Object> properties = new TreeMap<>();
  75
  76         properties.put(CONFIG_HOST, host);
  77         properties.put(CONFIG_HTTP_PORT, port);
  78         properties.put(PROPERTY_UDN, UDN);
  79
  80         return DiscoveryResultBuilder.create(uid).withProperties(properties).withLabel(name)
  81                 .withRepresentationProperty(PROPERTY_UDN).build();
  82     }
  83
  84     @Override
  85     public @Nullable ThingUID getThingUID(RemoteDevice device) {
  86         DeviceDetails details = device.getDetails();
  87         if (details != null) {
  88             ManufacturerDetails manufacturerDetails = details.getManufacturerDetails();
  89             if (manufacturerDetails != null) {
  90                 URI manufacturerUri = manufacturerDetails.getManufacturerURI();
  91                 if ((manufacturerUri != null && manufacturerUri.toString().contains("dresden"))
  92                         || "dresden elektronik".equals(manufacturerDetails.getManufacturer())) {
  93                     return new ThingUID(BRIDGE_TYPE, details.getSerialNumber());
  94                 }
  95             }
  96         }
  97         return null;
  98     }
  99 }