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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.avmfritz.internal.discovery;
  14
  15 import static org.openhab.binding.avmfritz.internal.AVMFritzBindingConstants.*;
  16 import static org.openhab.core.thing.Thing.PROPERTY_VENDOR;
  17
  18 import java.util.Dictionary;
  19 import java.util.HashMap;
  20 import java.util.Map;
  21 import java.util.Set;
  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.ModelDetails;
  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.ComponentContext;
  34 import org.osgi.service.component.annotations.Activate;
  35 import org.osgi.service.component.annotations.Component;
  36 import org.osgi.service.component.annotations.Modified;
  37 import org.slf4j.Logger;
  38 import org.slf4j.LoggerFactory;
  39
  40 /**
  41  * The {@link AVMFritzUpnpDiscoveryParticipant} is responsible for discovering new and removed FRITZ!Box devices. It
  42  * uses the central {@link UpnpDiscoveryService}.
  43  *
  44  * @author Robert Bausdorf - Initial contribution
  45  * @author Christoph Weitkamp - Added support for groups
  46  * @author Christoph Weitkamp - Use "discovery.avmfritz:background=false" to disable discovery service
  47  */
  48 @Component(configurationPid = "discovery.avmfritz")
  49 @NonNullByDefault
  50 public class AVMFritzUpnpDiscoveryParticipant implements UpnpDiscoveryParticipant {
  51
  52     private final Logger logger = LoggerFactory.getLogger(AVMFritzUpnpDiscoveryParticipant.class);
  53
  54     private boolean isAutoDiscoveryEnabled = true;
  55
  56     @Activate
  57     protected void activate(ComponentContext componentContext) {
  58         activateOrModifyService(componentContext);
  59     }
  60
  61     @Modified
  62     protected void modified(ComponentContext componentContext) {
  63         activateOrModifyService(componentContext);
  64     }
  65
  66     private void activateOrModifyService(ComponentContext componentContext) {
  67         Dictionary<String, @Nullable Object> properties = componentContext.getProperties();
  68         String autoDiscoveryPropertyValue = (String) properties.get("background");
  69         if (autoDiscoveryPropertyValue != null && autoDiscoveryPropertyValue.length() != 0) {
  70             isAutoDiscoveryEnabled = Boolean.valueOf(autoDiscoveryPropertyValue);
  71         }
  72     }
  73
  74     @Override
  75     public Set<ThingTypeUID> getSupportedThingTypeUIDs() {
  76         return SUPPORTED_BRIDGE_THING_TYPES_UIDS;
  77     }
  78
  79     @Override
  80     public @Nullable DiscoveryResult createResult(RemoteDevice device) {
  81         if (isAutoDiscoveryEnabled) {
  82             ThingUID uid = getThingUID(device);
  83             if (uid != null) {
  84                 logger.debug("discovered: {} ({}) at {}", device.getDisplayString(),
  85                         device.getDetails().getFriendlyName(), device.getIdentity().getDescriptorURL().getHost());
  86
  87                 Map<String, Object> properties = new HashMap<>();
  88                 properties.put(CONFIG_IP_ADDRESS, device.getIdentity().getDescriptorURL().getHost());
  89                 properties.put(PROPERTY_VENDOR, device.getDetails().getManufacturerDetails().getManufacturer());
  90
  91                 DiscoveryResult result = DiscoveryResultBuilder.create(uid).withProperties(properties)
  92                         .withLabel(device.getDetails().getFriendlyName()).withRepresentationProperty(CONFIG_IP_ADDRESS)
  93                         .build();
  94
  95                 return result;
  96             }
  97         }
  98         return null;
  99     }
 100
 101     @Override
 102     public @Nullable ThingUID getThingUID(RemoteDevice device) {
 103         // newer FRITZ!OS versions return several upnp services (e.g. Mediaserver)
 104         if (device.getType().getType().equals(BRIDGE_FRITZBOX)) {
 105             DeviceDetails details = device.getDetails();
 106             if (details != null) {
 107                 ModelDetails modelDetails = details.getModelDetails();
 108                 if (modelDetails != null) {
 109                     String modelName = modelDetails.getModelName();
 110                     if (modelName != null) {
 111                         // It would be better to use udn but in my case FB is discovered twice
 112                         // .getIdentity().getUdn().getIdentifierString()
 113                         String id = device.getIdentity().getDescriptorURL().getHost().replaceAll(INVALID_PATTERN, "_");
 114                         if (modelName.startsWith(BOX_MODEL_NAME)) {
 115                             logger.debug("discovered on {}", device.getIdentity().getDiscoveredOnLocalAddress());
 116                             return new ThingUID(BRIDGE_THING_TYPE, id);
 117                         } else if (modelName.startsWith(POWERLINE_MODEL_NAME)) {
 118                             logger.debug("discovered on {}", device.getIdentity().getDiscoveredOnLocalAddress());
 119                             return new ThingUID(PL546E_STANDALONE_THING_TYPE, id);
 120                         }
 121                     }
 122                 }
 123             }
 124         }
 125         return null;
 126     }
 127 }