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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.openwebnet.internal.discovery;
  14
  15 import java.util.HashMap;
  16 import java.util.Map;
  17 import java.util.Set;
  18
  19 import org.eclipse.jdt.annotation.NonNullByDefault;
  20 import org.eclipse.jdt.annotation.Nullable;
  21 import org.openhab.binding.openwebnet.internal.OpenWebNetBindingConstants;
  22 import org.openhab.binding.openwebnet.internal.handler.OpenWebNetBridgeHandler;
  23 import org.openhab.core.config.discovery.AbstractDiscoveryService;
  24 import org.openhab.core.config.discovery.DiscoveryResult;
  25 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  26 import org.openhab.core.config.discovery.DiscoveryService;
  27 import org.openhab.core.thing.ThingTypeUID;
  28 import org.openhab.core.thing.ThingUID;
  29 import org.openhab.core.thing.binding.ThingHandler;
  30 import org.openhab.core.thing.binding.ThingHandlerService;
  31 import org.openwebnet4j.OpenDeviceType;
  32 import org.openwebnet4j.message.BaseOpenMessage;
  33 import org.openwebnet4j.message.Where;
  34 import org.openwebnet4j.message.WhereZigBee;
  35 import org.openwebnet4j.message.Who;
  36 import org.slf4j.Logger;
  37 import org.slf4j.LoggerFactory;
  38
  39 /**
  40  * The {@link OpenWebNetDeviceDiscoveryService} is responsible for discovering OpenWebNet devices connected to a
  41  * bridge/gateway
  42  *
  43  * @author Massimo Valla - Initial contribution
  44  * @author Andrea Conte - Energy management, Thermoregulation
  45  * @author Gilberto Cocchi - Thermoregulation
  46  */
  47 @NonNullByDefault
  48 public class OpenWebNetDeviceDiscoveryService extends AbstractDiscoveryService
  49         implements DiscoveryService, ThingHandlerService {
  50
  51     private final Logger logger = LoggerFactory.getLogger(OpenWebNetDeviceDiscoveryService.class);
  52
  53     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES = OpenWebNetBindingConstants.DEVICE_SUPPORTED_THING_TYPES;
  54     private static final int SEARCH_TIME_SEC = 60;
  55
  56     private @NonNullByDefault({}) OpenWebNetBridgeHandler bridgeHandler;
  57     private @NonNullByDefault({}) ThingUID bridgeUID;
  58
  59     public OpenWebNetDeviceDiscoveryService() {
  60         super(SUPPORTED_THING_TYPES, SEARCH_TIME_SEC);
  61     }
  62
  63     @Override
  64     public Set<ThingTypeUID> getSupportedThingTypes() {
  65         return SUPPORTED_THING_TYPES;
  66     }
  67
  68     @Override
  69     protected void startScan() {
  70         logger.info("------ SEARCHING for DEVICES on bridge '{}' ({}) ...", bridgeHandler.getThing().getLabel(),
  71                 bridgeUID);
  72         bridgeHandler.searchDevices();
  73     }
  74
  75     @Override
  76     protected void stopScan() {
  77         logger.debug("------ stopScan() on bridge '{}'", bridgeUID);
  78         bridgeHandler.scanStopped();
  79     }
  80
  81     @Override
  82     public void abortScan() {
  83         logger.debug("------ abortScan() on bridge '{}'", bridgeUID);
  84         bridgeHandler.scanStopped();
  85     }
  86
  87     /**
  88      * Create and notify to Inbox a new DiscoveryResult based on WHERE, OpenDeviceType and BaseOpenMessage
  89      *
  90      * @param where the discovered device's address (WHERE)
  91      * @param deviceType {@link OpenDeviceType} of the discovered device
  92      * @param message the OWN message received that identified the device (optional)
  93      */
  94     public void newDiscoveryResult(Where where, OpenDeviceType deviceType, @Nullable BaseOpenMessage baseMsg) {
  95         logger.info("newDiscoveryResult() WHERE={}, deviceType={}", where, deviceType);
  96         ThingTypeUID thingTypeUID = OpenWebNetBindingConstants.THING_TYPE_GENERIC_DEVICE; // generic device
  97         String thingLabel = OpenWebNetBindingConstants.THING_LABEL_GENERIC_DEVICE;
  98         Who deviceWho = Who.UNKNOWN;
  99         switch (deviceType) {
 100             case ZIGBEE_ON_OFF_SWITCH:
 101                 thingTypeUID = OpenWebNetBindingConstants.THING_TYPE_ZB_ON_OFF_SWITCH;
 102                 thingLabel = OpenWebNetBindingConstants.THING_LABEL_ZB_ON_OFF_SWITCH;
 103                 deviceWho = Who.LIGHTING;
 104                 break;
 105             case ZIGBEE_DIMMER_SWITCH:
 106                 thingTypeUID = OpenWebNetBindingConstants.THING_TYPE_ZB_DIMMER;
 107                 thingLabel = OpenWebNetBindingConstants.THING_LABEL_ZB_DIMMER;
 108                 deviceWho = Who.LIGHTING;
 109                 break;
 110             case SCS_ON_OFF_SWITCH:
 111                 thingTypeUID = OpenWebNetBindingConstants.THING_TYPE_BUS_ON_OFF_SWITCH;
 112                 thingLabel = OpenWebNetBindingConstants.THING_LABEL_BUS_ON_OFF_SWITCH;
 113                 deviceWho = Who.LIGHTING;
 114                 break;
 115             case SCS_DIMMER_SWITCH:
 116                 thingTypeUID = OpenWebNetBindingConstants.THING_TYPE_BUS_DIMMER;
 117                 thingLabel = OpenWebNetBindingConstants.THING_LABEL_BUS_DIMMER;
 118                 deviceWho = Who.LIGHTING;
 119                 break;
 120             case SCS_SHUTTER_SWITCH:
 121             case SCS_SHUTTER_CONTROL: {
 122                 thingTypeUID = OpenWebNetBindingConstants.THING_TYPE_BUS_AUTOMATION;
 123                 thingLabel = OpenWebNetBindingConstants.THING_LABEL_BUS_AUTOMATION;
 124                 deviceWho = Who.AUTOMATION;
 125                 break;
 126             }
 127             case ZIGBEE_SHUTTER_SWITCH:
 128             case ZIGBEE_SHUTTER_CONTROL: {
 129                 thingTypeUID = OpenWebNetBindingConstants.THING_TYPE_ZB_AUTOMATION;
 130                 thingLabel = OpenWebNetBindingConstants.THING_LABEL_ZB_AUTOMATION;
 131                 deviceWho = Who.AUTOMATION;
 132                 break;
 133             }
 134             case SCS_THERMO_SENSOR: {
 135                 thingTypeUID = OpenWebNetBindingConstants.THING_TYPE_BUS_THERMO_SENSOR;
 136                 thingLabel = OpenWebNetBindingConstants.THING_LABEL_BUS_THERMO_SENSOR;
 137                 deviceWho = Who.THERMOREGULATION;
 138                 break;
 139             }
 140             case SCS_THERMO_ZONE: {
 141                 thingTypeUID = OpenWebNetBindingConstants.THING_TYPE_BUS_THERMO_ZONE;
 142                 thingLabel = OpenWebNetBindingConstants.THING_LABEL_BUS_THERMO_ZONE;
 143                 deviceWho = Who.THERMOREGULATION;
 144                 break;
 145             }
 146             case SCS_THERMO_CENTRAL_UNIT: {
 147                 logger.warn("newDiscoveryResult() deviceType={} is not supported yet (WHERE={})", deviceType, where);
 148                 break;
 149             }
 150             case SCS_ENERGY_METER: {
 151                 thingTypeUID = OpenWebNetBindingConstants.THING_TYPE_BUS_ENERGY_METER;
 152                 thingLabel = OpenWebNetBindingConstants.THING_LABEL_BUS_ENERGY_METER;
 153                 deviceWho = Who.ENERGY_MANAGEMENT;
 154                 break;
 155             }
 156             case SCENARIO_CONTROL: {
 157                 thingTypeUID = OpenWebNetBindingConstants.THING_TYPE_BUS_CEN_SCENARIO_CONTROL;
 158                 thingLabel = OpenWebNetBindingConstants.THING_LABEL_BUS_CEN_SCENARIO_CONTROL;
 159                 deviceWho = Who.CEN_SCENARIO_SCHEDULER;
 160                 break;
 161             }
 162             case SCS_DRY_CONTACT_IR: {
 163                 thingTypeUID = OpenWebNetBindingConstants.THING_TYPE_BUS_DRY_CONTACT_IR;
 164                 thingLabel = OpenWebNetBindingConstants.THING_LABEL_BUS_DRY_CONTACT_IR;
 165                 deviceWho = Who.CEN_PLUS_SCENARIO_SCHEDULER;
 166                 break;
 167             }
 168             case MULTIFUNCTION_SCENARIO_CONTROL: {
 169                 thingTypeUID = OpenWebNetBindingConstants.THING_TYPE_BUS_CENPLUS_SCENARIO_CONTROL;
 170                 thingLabel = OpenWebNetBindingConstants.THING_LABEL_BUS_CENPLUS_SCENARIO_CONTROL;
 171                 deviceWho = Who.CEN_PLUS_SCENARIO_SCHEDULER;
 172                 break;
 173             }
 174             default:
 175                 logger.warn("Device type {} is not supported, default to GENERIC device (WHERE={})", deviceType, where);
 176                 if (where instanceof WhereZigBee) {
 177                     thingLabel = "ZigBee " + thingLabel;
 178                 }
 179                 if (baseMsg != null) {
 180                     deviceWho = baseMsg.getWho();
 181                 }
 182         }
 183
 184         String ownId = bridgeHandler.ownIdFromWhoWhere(deviceWho, where);
 185         if (OpenWebNetBindingConstants.THING_TYPE_BUS_ON_OFF_SWITCH.equals(thingTypeUID)) {
 186             if (bridgeHandler.getRegisteredDevice(ownId) != null) {
 187                 logger.debug("dimmer/switch with WHERE={} already registered, skipping this discovery result", where);
 188                 return;
 189             }
 190         }
 191
 192         String tId = bridgeHandler.thingIdFromWhere(where);
 193         ThingUID thingUID = new ThingUID(thingTypeUID, bridgeUID, tId);
 194
 195         DiscoveryResult discoveryResult = null;
 196
 197         String whereConfig = where.value();
 198         if (where instanceof WhereZigBee && WhereZigBee.UNIT_02.equals(((WhereZigBee) where).getUnit())) {
 199             logger.debug("UNIT=02 found (WHERE={}) -> will remove previous result if exists", where);
 200             thingRemoved(thingUID); // remove previously discovered thing
 201             // re-create thingUID with new type
 202             thingTypeUID = OpenWebNetBindingConstants.THING_TYPE_ZB_ON_OFF_SWITCH_2UNITS;
 203             thingLabel = OpenWebNetBindingConstants.THING_LABEL_ZB_ON_OFF_SWITCH_2UNITS;
 204             thingUID = new ThingUID(thingTypeUID, bridgeUID, tId);
 205             whereConfig = ((WhereZigBee) where).valueWithUnit(WhereZigBee.UNIT_ALL); // replace unit '02' with '00'
 206             logger.debug("UNIT=02, switching type from {} to {}",
 207                     OpenWebNetBindingConstants.THING_TYPE_ZB_ON_OFF_SWITCH,
 208                     OpenWebNetBindingConstants.THING_TYPE_ZB_ON_OFF_SWITCH_2UNITS);
 209         }
 210         Map<String, Object> properties = new HashMap<>(2);
 211         properties.put(OpenWebNetBindingConstants.CONFIG_PROPERTY_WHERE, whereConfig);
 212         properties.put(OpenWebNetBindingConstants.PROPERTY_OWNID, ownId);
 213         if (OpenWebNetBindingConstants.THING_TYPE_GENERIC_DEVICE.equals(thingTypeUID)) {
 214             thingLabel = thingLabel + " (WHO=" + deviceWho + ", WHERE=" + whereConfig + ")";
 215         } else {
 216             thingLabel = thingLabel + " (WHERE=" + whereConfig + ")";
 217         }
 218         discoveryResult = DiscoveryResultBuilder.create(thingUID).withThingType(thingTypeUID).withProperties(properties)
 219                 .withRepresentationProperty(OpenWebNetBindingConstants.PROPERTY_OWNID).withBridge(bridgeUID)
 220                 .withLabel(thingLabel).build();
 221         thingDiscovered(discoveryResult);
 222     }
 223
 224     @Override
 225     public void deactivate() {
 226         super.deactivate();
 227     }
 228
 229     @Override
 230     public void setThingHandler(@Nullable ThingHandler handler) {
 231         if (handler instanceof OpenWebNetBridgeHandler) {
 232             logger.debug("attaching {} to handler {} ", this, handler);
 233             bridgeHandler = (OpenWebNetBridgeHandler) handler;
 234             bridgeHandler.deviceDiscoveryService = this;
 235             bridgeUID = bridgeHandler.getThing().getUID();
 236         }
 237     }
 238
 239     @Override
 240     public @Nullable ThingHandler getThingHandler() {
 241         return bridgeHandler;
 242     }
 243 }