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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.boschindego.internal.handler;
  14
  15 import static org.openhab.binding.boschindego.internal.BoschIndegoBindingConstants.*;
  16
  17 import java.io.IOException;
  18 import java.util.Collection;
  19 import java.util.List;
  20
  21 import org.eclipse.jdt.annotation.NonNullByDefault;
  22 import org.eclipse.jetty.client.HttpClient;
  23 import org.openhab.binding.boschindego.internal.IndegoController;
  24 import org.openhab.binding.boschindego.internal.discovery.IndegoDiscoveryService;
  25 import org.openhab.binding.boschindego.internal.exceptions.IndegoAuthenticationException;
  26 import org.openhab.binding.boschindego.internal.exceptions.IndegoException;
  27 import org.openhab.core.auth.client.oauth2.AccessTokenResponse;
  28 import org.openhab.core.auth.client.oauth2.OAuthClientService;
  29 import org.openhab.core.auth.client.oauth2.OAuthException;
  30 import org.openhab.core.auth.client.oauth2.OAuthFactory;
  31 import org.openhab.core.auth.client.oauth2.OAuthResponseException;
  32 import org.openhab.core.thing.Bridge;
  33 import org.openhab.core.thing.ChannelUID;
  34 import org.openhab.core.thing.ThingStatus;
  35 import org.openhab.core.thing.ThingStatusDetail;
  36 import org.openhab.core.thing.binding.BaseBridgeHandler;
  37 import org.openhab.core.thing.binding.ThingHandlerService;
  38 import org.openhab.core.types.Command;
  39 import org.slf4j.Logger;
  40 import org.slf4j.LoggerFactory;
  41
  42 /**
  43  * The {@link BoschAccountHandler} is responsible for handling commands, which are
  44  * sent to one of the channels.
  45  *
  46  * @author Jacob Laursen - Initial contribution
  47  */
  48 @NonNullByDefault
  49 public class BoschAccountHandler extends BaseBridgeHandler {
  50
  51     private final Logger logger = LoggerFactory.getLogger(BoschAccountHandler.class);
  52     private final OAuthFactory oAuthFactory;
  53
  54     private OAuthClientService oAuthClientService;
  55     private IndegoController controller;
  56
  57     public BoschAccountHandler(Bridge bridge, HttpClient httpClient, OAuthFactory oAuthFactory) {
  58         super(bridge);
  59
  60         this.oAuthFactory = oAuthFactory;
  61
  62         oAuthClientService = oAuthFactory.createOAuthClientService(getThing().getUID().getAsString(), BSK_TOKEN_URI,
  63                 BSK_AUTH_URI, BSK_CLIENT_ID, null, BSK_SCOPE, false);
  64         controller = new IndegoController(httpClient, oAuthClientService);
  65     }
  66
  67     @Override
  68     public void initialize() {
  69         updateStatus(ThingStatus.UNKNOWN);
  70
  71         scheduler.execute(() -> {
  72             try {
  73                 AccessTokenResponse accessTokenResponse = this.oAuthClientService.getAccessTokenResponse();
  74                 if (accessTokenResponse == null) {
  75                     updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.OFFLINE.CONFIGURATION_ERROR,
  76                             "@text/offline.conf-error.oauth2-unauthorized");
  77                 } else {
  78                     updateStatus(ThingStatus.ONLINE);
  79                 }
  80             } catch (OAuthException | OAuthResponseException e) {
  81                 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.OFFLINE.CONFIGURATION_ERROR,
  82                         "@text/offline.conf-error.oauth2-unauthorized");
  83             } catch (IOException e) {
  84                 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.OFFLINE.COMMUNICATION_ERROR,
  85                         "@text/offline.comm-error.oauth2-authorization-failed");
  86             }
  87         });
  88     }
  89
  90     @Override
  91     public void dispose() {
  92         oAuthFactory.ungetOAuthService(this.getThing().getUID().getAsString());
  93     }
  94
  95     @Override
  96     public void handleCommand(ChannelUID channelUID, Command command) {
  97     }
  98
  99     @Override
 100     public Collection<Class<? extends ThingHandlerService>> getServices() {
 101         return List.of(IndegoDiscoveryService.class);
 102     }
 103
 104     public void authorize(String authCode) throws IndegoAuthenticationException {
 105         logger.info("Attempting to authorize using authorization code");
 106
 107         try {
 108             oAuthClientService.getAccessTokenResponseByAuthorizationCode(authCode, BSK_REDIRECT_URI);
 109         } catch (OAuthException | OAuthResponseException | IOException e) {
 110             throw new IndegoAuthenticationException("Failed to authorize by authorization code " + authCode, e);
 111         }
 112
 113         logger.info("Authorization completed successfully");
 114
 115         updateStatus(ThingStatus.ONLINE);
 116     }
 117
 118     public OAuthClientService getOAuthClientService() {
 119         return oAuthClientService;
 120     }
 121
 122     public Collection<String> getSerialNumbers() throws IndegoException {
 123         return controller.getSerialNumbers();
 124     }
 125 }