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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.samsungtv.internal.discovery;
  14
  15 import static org.openhab.binding.samsungtv.internal.SamsungTvBindingConstants.SAMSUNG_TV_THING_TYPE;
  16 import static org.openhab.binding.samsungtv.internal.config.SamsungTvConfiguration.HOST_NAME;
  17
  18 import java.util.HashMap;
  19 import java.util.Map;
  20 import java.util.Set;
  21
  22 import org.eclipse.jdt.annotation.NonNullByDefault;
  23 import org.eclipse.jdt.annotation.Nullable;
  24 import org.jupnp.model.meta.RemoteDevice;
  25 import org.openhab.core.config.discovery.DiscoveryResult;
  26 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  27 import org.openhab.core.config.discovery.upnp.UpnpDiscoveryParticipant;
  28 import org.openhab.core.thing.ThingTypeUID;
  29 import org.openhab.core.thing.ThingUID;
  30 import org.osgi.service.component.annotations.Component;
  31 import org.slf4j.Logger;
  32 import org.slf4j.LoggerFactory;
  33
  34 /**
  35  * The {@link SamsungTvDiscoveryParticipant} is responsible for processing the
  36  * results of searched UPnP devices
  37  *
  38  * @author Pauli Anttila - Initial contribution
  39  * @author Arjan Mels - Changed to upnp.UpnpDiscoveryParticipant
  40  */
  41 @NonNullByDefault
  42 @Component
  43 public class SamsungTvDiscoveryParticipant implements UpnpDiscoveryParticipant {
  44     private final Logger logger = LoggerFactory.getLogger(SamsungTvDiscoveryParticipant.class);
  45
  46     @Override
  47     public Set<ThingTypeUID> getSupportedThingTypeUIDs() {
  48         return Set.of(SAMSUNG_TV_THING_TYPE);
  49     }
  50
  51     @Override
  52     public @Nullable DiscoveryResult createResult(RemoteDevice device) {
  53         ThingUID uid = getThingUID(device);
  54         if (uid != null) {
  55             Map<String, Object> properties = new HashMap<>();
  56             properties.put(HOST_NAME, device.getIdentity().getDescriptorURL().getHost());
  57
  58             DiscoveryResult result = DiscoveryResultBuilder.create(uid).withProperties(properties)
  59                     .withRepresentationProperty(HOST_NAME).withLabel(getLabel(device)).build();
  60
  61             logger.debug("Created a DiscoveryResult for device '{}' with UDN '{}' and properties: {}",
  62                     device.getDetails().getModelDetails().getModelName(),
  63                     device.getIdentity().getUdn().getIdentifierString(), properties);
  64             return result;
  65         } else {
  66             return null;
  67         }
  68     }
  69
  70     private String getLabel(RemoteDevice device) {
  71         String label = "Samsung TV";
  72         try {
  73             label = device.getDetails().getFriendlyName();
  74         } catch (Exception e) {
  75             // ignore and use the default label
  76         }
  77         return label;
  78     }
  79
  80     @Override
  81     public @Nullable ThingUID getThingUID(RemoteDevice device) {
  82         if (device.getDetails() != null && device.getDetails().getManufacturerDetails() != null) {
  83             String manufacturer = device.getDetails().getManufacturerDetails().getManufacturer();
  84
  85             if (manufacturer != null && manufacturer.toUpperCase().contains("SAMSUNG ELECTRONICS")) {
  86                 // One Samsung TV contains several UPnP devices.
  87                 // Create unique Samsung TV thing for every MediaRenderer
  88                 // device and ignore rest of the UPnP devices.
  89
  90                 if (device.getType() != null && "MediaRenderer".equals(device.getType().getType())) {
  91                     // UDN shouldn't contain '-' characters.
  92                     String udn = device.getIdentity().getUdn().getIdentifierString().replace("-", "_");
  93
  94                     if (logger.isDebugEnabled()) {
  95                         String modelName = device.getDetails().getModelDetails().getModelName();
  96                         String friendlyName = device.getDetails().getFriendlyName();
  97                         logger.debug("Retrieved Thing UID for a Samsung TV '{}' model '{}' thing with UDN '{}'",
  98                                 friendlyName, modelName, udn);
  99                     }
 100
 101                     return new ThingUID(SAMSUNG_TV_THING_TYPE, udn);
 102                 }
 103             }
 104         }
 105         return null;
 106     }
 107 }