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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.upnpcontrol.internal;
  14
  15 import static org.openhab.binding.upnpcontrol.internal.UpnpControlBindingConstants.*;
  16
  17 import java.util.Hashtable;
  18 import java.util.Map;
  19 import java.util.concurrent.ConcurrentHashMap;
  20 import java.util.concurrent.ConcurrentMap;
  21
  22 import org.eclipse.jdt.annotation.NonNullByDefault;
  23 import org.eclipse.jdt.annotation.Nullable;
  24 import org.jupnp.UpnpService;
  25 import org.jupnp.model.meta.LocalDevice;
  26 import org.jupnp.model.meta.RemoteDevice;
  27 import org.jupnp.registry.Registry;
  28 import org.jupnp.registry.RegistryListener;
  29 import org.openhab.binding.upnpcontrol.internal.audiosink.UpnpAudioSink;
  30 import org.openhab.binding.upnpcontrol.internal.audiosink.UpnpAudioSinkReg;
  31 import org.openhab.binding.upnpcontrol.internal.audiosink.UpnpNotificationAudioSink;
  32 import org.openhab.binding.upnpcontrol.internal.config.UpnpControlBindingConfiguration;
  33 import org.openhab.binding.upnpcontrol.internal.handler.UpnpHandler;
  34 import org.openhab.binding.upnpcontrol.internal.handler.UpnpRendererHandler;
  35 import org.openhab.binding.upnpcontrol.internal.handler.UpnpServerHandler;
  36 import org.openhab.core.audio.AudioHTTPServer;
  37 import org.openhab.core.audio.AudioSink;
  38 import org.openhab.core.config.core.Configuration;
  39 import org.openhab.core.io.transport.upnp.UpnpIOService;
  40 import org.openhab.core.net.HttpServiceUtil;
  41 import org.openhab.core.net.NetworkAddressService;
  42 import org.openhab.core.thing.Thing;
  43 import org.openhab.core.thing.ThingTypeUID;
  44 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  45 import org.openhab.core.thing.binding.ThingHandler;
  46 import org.openhab.core.thing.binding.ThingHandlerFactory;
  47 import org.osgi.framework.ServiceRegistration;
  48 import org.osgi.service.component.annotations.Activate;
  49 import org.osgi.service.component.annotations.Component;
  50 import org.osgi.service.component.annotations.Deactivate;
  51 import org.osgi.service.component.annotations.Modified;
  52 import org.osgi.service.component.annotations.Reference;
  53 import org.slf4j.Logger;
  54 import org.slf4j.LoggerFactory;
  55
  56 /**
  57  * The {@link UpnpControlHandlerFactory} is responsible for creating things and thing
  58  * handlers.
  59  *
  60  * @author Mark Herwege - Initial contribution
  61  */
  62 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.upnpcontrol")
  63 @NonNullByDefault
  64 public class UpnpControlHandlerFactory extends BaseThingHandlerFactory implements UpnpAudioSinkReg, RegistryListener {
  65     final UpnpControlBindingConfiguration configuration = new UpnpControlBindingConfiguration();
  66
  67     private final Logger logger = LoggerFactory.getLogger(UpnpControlHandlerFactory.class);
  68
  69     private ConcurrentMap<String, ServiceRegistration<AudioSink>> audioSinkRegistrations = new ConcurrentHashMap<>();
  70     private ConcurrentMap<String, UpnpRendererHandler> upnpRenderers = new ConcurrentHashMap<>();
  71     private ConcurrentMap<String, UpnpServerHandler> upnpServers = new ConcurrentHashMap<>();
  72     private ConcurrentMap<String, UpnpHandler> handlers = new ConcurrentHashMap<>();
  73     private ConcurrentMap<String, RemoteDevice> devices = new ConcurrentHashMap<>();
  74
  75     private final UpnpIOService upnpIOService;
  76     private final UpnpService upnpService;
  77     private final AudioHTTPServer audioHTTPServer;
  78     private final NetworkAddressService networkAddressService;
  79     private final UpnpDynamicStateDescriptionProvider upnpStateDescriptionProvider;
  80     private final UpnpDynamicCommandDescriptionProvider upnpCommandDescriptionProvider;
  81
  82     private String callbackUrl = "";
  83
  84     @Activate
  85     public UpnpControlHandlerFactory(final @Reference UpnpIOService upnpIOService, @Reference UpnpService upnpService,
  86             final @Reference AudioHTTPServer audioHTTPServer,
  87             final @Reference NetworkAddressService networkAddressService,
  88             final @Reference UpnpDynamicStateDescriptionProvider dynamicStateDescriptionProvider,
  89             final @Reference UpnpDynamicCommandDescriptionProvider dynamicCommandDescriptionProvider,
  90             Map<String, Object> config) {
  91         this.upnpIOService = upnpIOService;
  92         this.upnpService = upnpService;
  93         this.audioHTTPServer = audioHTTPServer;
  94         this.networkAddressService = networkAddressService;
  95         this.upnpStateDescriptionProvider = dynamicStateDescriptionProvider;
  96         this.upnpCommandDescriptionProvider = dynamicCommandDescriptionProvider;
  97
  98         upnpService.getRegistry().addListener(this);
  99
 100         modified(config);
 101     }
 102
 103     @Modified
 104     protected void modified(Map<String, Object> config) {
 105         // We update instead of replace the configuration object, so that if the user updates the
 106         // configuration, the values are automatically available in all handlers. Because they all
 107         // share the same instance.
 108         configuration.update(new Configuration(config).as(UpnpControlBindingConfiguration.class));
 109         logger.debug("Updated binding configuration to {}", configuration);
 110     }
 111
 112     @Deactivate
 113     protected void deActivate() {
 114         upnpService.getRegistry().removeListener(this);
 115     }
 116
 117     @Override
 118     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
 119         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
 120     }
 121
 122     @Override
 123     protected @Nullable ThingHandler createHandler(Thing thing) {
 124         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
 125
 126         if (thingTypeUID.equals(THING_TYPE_RENDERER)) {
 127             return addRenderer(thing);
 128         } else if (thingTypeUID.equals(THING_TYPE_SERVER)) {
 129             return addServer(thing);
 130         }
 131         return null;
 132     }
 133
 134     @Override
 135     public void unregisterHandler(Thing thing) {
 136         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
 137         String key = thing.getUID().toString();
 138
 139         if (thingTypeUID.equals(THING_TYPE_RENDERER)) {
 140             removeRenderer(key);
 141         } else if (thingTypeUID.equals(THING_TYPE_SERVER)) {
 142             removeServer(key);
 143         }
 144         super.unregisterHandler(thing);
 145     }
 146
 147     private UpnpServerHandler addServer(Thing thing) {
 148         UpnpServerHandler handler = new UpnpServerHandler(thing, upnpIOService, upnpRenderers,
 149                 upnpStateDescriptionProvider, upnpCommandDescriptionProvider, configuration);
 150         String key = thing.getUID().toString();
 151         upnpServers.put(key, handler);
 152         logger.debug("Media server handler created for {} with UID {}", thing.getLabel(), thing.getUID());
 153
 154         String udn = handler.getUDN();
 155         if (udn != null) {
 156             handlers.put(udn, handler);
 157             remoteDeviceUpdated(null, devices.get(udn));
 158         }
 159
 160         return handler;
 161     }
 162
 163     private UpnpRendererHandler addRenderer(Thing thing) {
 164         callbackUrl = createCallbackUrl();
 165         UpnpRendererHandler handler = new UpnpRendererHandler(thing, upnpIOService, this, upnpStateDescriptionProvider,
 166                 upnpCommandDescriptionProvider, configuration);
 167         String key = thing.getUID().toString();
 168         upnpRenderers.put(key, handler);
 169         upnpServers.forEach((thingId, value) -> value.addRendererOption(key));
 170         logger.debug("Media renderer handler created for {} with UID {}", thing.getLabel(), thing.getUID());
 171
 172         String udn = handler.getUDN();
 173         if (udn != null) {
 174             handlers.put(udn, handler);
 175             remoteDeviceUpdated(null, devices.get(udn));
 176         }
 177
 178         return handler;
 179     }
 180
 181     private void removeServer(String key) {
 182         UpnpHandler handler = upnpServers.get(key);
 183         if (handler == null) {
 184             return;
 185         }
 186         logger.debug("Removing media server handler for {} with UID {}", handler.getThing().getLabel(),
 187                 handler.getThing().getUID());
 188         handlers.remove(handler.getUDN());
 189         upnpServers.remove(key);
 190     }
 191
 192     private void removeRenderer(String key) {
 193         UpnpHandler handler = upnpServers.get(key);
 194         if (handler == null) {
 195             return;
 196         }
 197         logger.debug("Removing media renderer handler for {} with UID {}", handler.getThing().getLabel(),
 198                 handler.getThing().getUID());
 199
 200         if (audioSinkRegistrations.containsKey(key)) {
 201             logger.debug("Removing audio sink registration for {}", handler.getThing().getLabel());
 202             ServiceRegistration<AudioSink> reg = audioSinkRegistrations.get(key);
 203             if (reg != null) {
 204                 reg.unregister();
 205             }
 206             audioSinkRegistrations.remove(key);
 207         }
 208
 209         String notificationKey = key + NOTIFICATION_AUDIOSINK_EXTENSION;
 210         if (audioSinkRegistrations.containsKey(notificationKey)) {
 211             logger.debug("Removing notification audio sink registration for {}", handler.getThing().getLabel());
 212             ServiceRegistration<AudioSink> reg = audioSinkRegistrations.get(notificationKey);
 213             if (reg != null) {
 214                 reg.unregister();
 215             }
 216             audioSinkRegistrations.remove(notificationKey);
 217         }
 218
 219         upnpServers.forEach((thingId, value) -> value.removeRendererOption(key));
 220         handlers.remove(handler.getUDN());
 221         upnpRenderers.remove(key);
 222     }
 223
 224     @Override
 225     public void registerAudioSink(UpnpRendererHandler handler) {
 226         if (!(callbackUrl.isEmpty())) {
 227             UpnpAudioSink audioSink = new UpnpAudioSink(handler, audioHTTPServer, callbackUrl);
 228             @SuppressWarnings("unchecked")
 229             ServiceRegistration<AudioSink> reg = (ServiceRegistration<AudioSink>) bundleContext
 230                     .registerService(AudioSink.class.getName(), audioSink, new Hashtable<String, Object>());
 231             Thing thing = handler.getThing();
 232             audioSinkRegistrations.put(thing.getUID().toString(), reg);
 233             logger.debug("Audio sink added for media renderer {}", thing.getLabel());
 234
 235             UpnpNotificationAudioSink notificationAudioSink = new UpnpNotificationAudioSink(handler, audioHTTPServer,
 236                     callbackUrl);
 237             @SuppressWarnings("unchecked")
 238             ServiceRegistration<AudioSink> notificationReg = (ServiceRegistration<AudioSink>) bundleContext
 239                     .registerService(AudioSink.class.getName(), notificationAudioSink, new Hashtable<String, Object>());
 240             audioSinkRegistrations.put(thing.getUID().toString() + NOTIFICATION_AUDIOSINK_EXTENSION, notificationReg);
 241             logger.debug("Notification audio sink added for media renderer {}", thing.getLabel());
 242         }
 243     }
 244
 245     private String createCallbackUrl() {
 246         if (!callbackUrl.isEmpty()) {
 247             return callbackUrl;
 248         }
 249         NetworkAddressService nwaService = networkAddressService;
 250         String ipAddress = nwaService.getPrimaryIpv4HostAddress();
 251         if (ipAddress == null) {
 252             logger.warn("No network interface could be found.");
 253             return "";
 254         }
 255         int port = HttpServiceUtil.getHttpServicePort(bundleContext);
 256         if (port == -1) {
 257             logger.warn("Cannot find port of the http service.");
 258             return "";
 259         }
 260         return "http://" + ipAddress + ":" + port;
 261     }
 262
 263     @Override
 264     public void remoteDeviceDiscoveryStarted(@Nullable Registry registry, @Nullable RemoteDevice device) {
 265     }
 266
 267     @Override
 268     public void remoteDeviceDiscoveryFailed(@Nullable Registry registry, @Nullable RemoteDevice device,
 269             @Nullable Exception ex) {
 270     }
 271
 272     @Override
 273     public void remoteDeviceAdded(@Nullable Registry registry, @Nullable RemoteDevice device) {
 274         if (device == null) {
 275             return;
 276         }
 277
 278         String udn = device.getIdentity().getUdn().getIdentifierString();
 279         if ("MediaServer".equals(device.getType().getType()) || "MediaRenderer".equals(device.getType().getType())) {
 280             devices.put(udn, device);
 281         }
 282
 283         if (handlers.containsKey(udn)) {
 284             remoteDeviceUpdated(registry, device);
 285         }
 286     }
 287
 288     @Override
 289     public void remoteDeviceUpdated(@Nullable Registry registry, @Nullable RemoteDevice device) {
 290         if (device == null) {
 291             return;
 292         }
 293
 294         String udn = device.getIdentity().getUdn().getIdentifierString();
 295         UpnpHandler handler = handlers.get(udn);
 296         if (handler != null) {
 297             handler.updateDeviceConfig(device);
 298         }
 299     }
 300
 301     @Override
 302     public void remoteDeviceRemoved(@Nullable Registry registry, @Nullable RemoteDevice device) {
 303         if (device == null) {
 304             return;
 305         }
 306         devices.remove(device.getIdentity().getUdn().getIdentifierString());
 307     }
 308
 309     @Override
 310     public void localDeviceAdded(@Nullable Registry registry, @Nullable LocalDevice device) {
 311     }
 312
 313     @Override
 314     public void localDeviceRemoved(@Nullable Registry registry, @Nullable LocalDevice device) {
 315     }
 316
 317     @Override
 318     public void beforeShutdown(@Nullable Registry registry) {
 319         devices = new ConcurrentHashMap<>();
 320     }
 321
 322     @Override
 323     public void afterShutdown() {
 324     }
 325 }