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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.shelly.internal.manager;
  14
  15 import static org.openhab.binding.shelly.internal.ShellyBindingConstants.*;
  16 import static org.openhab.binding.shelly.internal.manager.ShellyManagerConstants.*;
  17 import static org.openhab.binding.shelly.internal.util.ShellyUtils.*;
  18 import static org.openhab.core.thing.Thing.*;
  19
  20 import java.io.BufferedReader;
  21 import java.io.IOException;
  22 import java.io.InputStream;
  23 import java.io.InputStreamReader;
  24 import java.util.ArrayList;
  25 import java.util.HashMap;
  26 import java.util.Map;
  27 import java.util.Timer;
  28 import java.util.TimerTask;
  29 import java.util.TreeMap;
  30 import java.util.concurrent.ExecutionException;
  31 import java.util.concurrent.TimeUnit;
  32 import java.util.concurrent.TimeoutException;
  33 import java.util.stream.Collectors;
  34
  35 import org.eclipse.jdt.annotation.NonNullByDefault;
  36 import org.eclipse.jdt.annotation.Nullable;
  37 import org.eclipse.jetty.client.HttpClient;
  38 import org.eclipse.jetty.client.api.ContentResponse;
  39 import org.eclipse.jetty.client.api.Request;
  40 import org.eclipse.jetty.http.HttpHeader;
  41 import org.eclipse.jetty.http.HttpMethod;
  42 import org.eclipse.jetty.http.HttpStatus;
  43 import org.openhab.binding.shelly.internal.ShellyHandlerFactory;
  44 import org.openhab.binding.shelly.internal.api.ShellyApiException;
  45 import org.openhab.binding.shelly.internal.api.ShellyApiResult;
  46 import org.openhab.binding.shelly.internal.api.ShellyDeviceProfile;
  47 import org.openhab.binding.shelly.internal.api.ShellyHttpApi;
  48 import org.openhab.binding.shelly.internal.config.ShellyBindingConfiguration;
  49 import org.openhab.binding.shelly.internal.config.ShellyThingConfiguration;
  50 import org.openhab.binding.shelly.internal.handler.ShellyDeviceStats;
  51 import org.openhab.binding.shelly.internal.handler.ShellyManagerInterface;
  52 import org.openhab.binding.shelly.internal.provider.ShellyTranslationProvider;
  53 import org.openhab.core.library.types.DateTimeType;
  54 import org.openhab.core.library.types.OnOffType;
  55 import org.openhab.core.thing.Thing;
  56 import org.openhab.core.thing.ThingStatus;
  57 import org.openhab.core.thing.ThingStatusDetail;
  58 import org.openhab.core.types.State;
  59 import org.openhab.core.types.UnDefType;
  60 import org.osgi.service.cm.Configuration;
  61 import org.osgi.service.cm.ConfigurationAdmin;
  62 import org.slf4j.Logger;
  63 import org.slf4j.LoggerFactory;
  64
  65 import com.google.gson.Gson;
  66 import com.google.gson.annotations.SerializedName;
  67
  68 /**
  69  * {@link ShellyManagerOtaPage} implements the Shelly Manager's page template
  70  *
  71  * @author Markus Michels - Initial contribution
  72  */
  73 @NonNullByDefault
  74 public class ShellyManagerPage {
  75     private final Logger logger = LoggerFactory.getLogger(ShellyManagerPage.class);
  76     protected final ShellyTranslationProvider resources;
  77
  78     private final ShellyHandlerFactory handlerFactory;
  79     protected final HttpClient httpClient;
  80     protected final ConfigurationAdmin configurationAdmin;
  81     protected final ShellyBindingConfiguration bindingConfig = new ShellyBindingConfiguration();
  82     protected final String localIp;
  83     protected final int localPort;
  84
  85     protected final Map<String, String> htmlTemplates = new HashMap<>();
  86     protected final Gson gson = new Gson();
  87
  88     protected final ShellyManagerCache<String, FwRepoEntry> firmwareRepo = new ShellyManagerCache<>(15 * 60 * 1000);
  89     protected final ShellyManagerCache<String, FwArchList> firmwareArch = new ShellyManagerCache<>(15 * 60 * 1000);
  90
  91     public static class ShellyMgrResponse {
  92         public @Nullable Object data = "";
  93         public String mimeType = "";
  94         public String redirectUrl = "";
  95         public int code;
  96         public Map<String, String> headers = new HashMap<>();
  97
  98         public ShellyMgrResponse() {
  99             init("", HttpStatus.OK_200, "text/html", null);
 100         }
 101
 102         public ShellyMgrResponse(Object data, int code) {
 103             init(data, code, "text/html", null);
 104         }
 105
 106         public ShellyMgrResponse(Object data, int code, String mimeType) {
 107             init(data, code, mimeType, null);
 108         }
 109
 110         public ShellyMgrResponse(Object data, int code, String mimeType, Map<String, String> headers) {
 111             init(data, code, mimeType, headers);
 112         }
 113
 114         private void init(Object message, int code, String mimeType, @Nullable Map<String, String> headers) {
 115             this.data = message;
 116             this.code = code;
 117             this.mimeType = mimeType;
 118             this.headers = headers != null ? headers : new TreeMap<>();
 119         }
 120
 121         public void setRedirect(String redirectUrl) {
 122             this.redirectUrl = redirectUrl;
 123         }
 124     }
 125
 126     public static class FwArchEntry {
 127         // {"version":"v1.5.10","file":"SHSW-1.zip"}
 128         public @Nullable String version;
 129         public @Nullable String file;
 130     }
 131
 132     public static class FwArchList {
 133         public @Nullable ArrayList<FwArchEntry> versions;
 134     }
 135
 136     public static class FwRepoEntry {
 137         public @Nullable String url; // prod
 138         public @Nullable String version;
 139
 140         @SerializedName("beta_url")
 141         public @Nullable String betaUrl; // beta version if avilable
 142         @SerializedName("beta_ver")
 143         public @Nullable String betaVer;
 144     }
 145
 146     public ShellyManagerPage(ConfigurationAdmin configurationAdmin, ShellyTranslationProvider translationProvider,
 147             HttpClient httpClient, String localIp, int localPort, ShellyHandlerFactory handlerFactory) {
 148         this.configurationAdmin = configurationAdmin;
 149         this.resources = translationProvider;
 150         this.handlerFactory = handlerFactory;
 151         this.httpClient = httpClient;
 152         this.localIp = localIp;
 153         this.localPort = localPort;
 154     }
 155
 156     public ShellyMgrResponse generateContent(String path, Map<String, String[]> parameters) throws ShellyApiException {
 157         return new ShellyMgrResponse("Invalid Request", HttpStatus.BAD_REQUEST_400);
 158     }
 159
 160     protected String loadHTML(String template) throws ShellyApiException {
 161         if (htmlTemplates.containsKey(template)) {
 162             return getString(htmlTemplates.get(template));
 163         }
 164
 165         String html = "";
 166         String file = TEMPLATE_PATH + template;
 167         logger.debug("Read HTML from {}", file);
 168         ClassLoader cl = ShellyManagerInterface.class.getClassLoader();
 169         if (cl != null) {
 170             try (InputStream inputStream = cl.getResourceAsStream(file)) {
 171                 if (inputStream != null) {
 172                     html = new BufferedReader(new InputStreamReader(inputStream)).lines()
 173                             .collect(Collectors.joining("\n"));
 174                     htmlTemplates.put(template, html);
 175                 }
 176             } catch (IOException e) {
 177                 throw new ShellyApiException("Unable to read " + file + " from bundle resources!", e);
 178             }
 179         }
 180         return html;
 181     }
 182
 183     protected String loadHTML(String template, Map<String, String> properties) throws ShellyApiException {
 184         properties.put(ATTRIBUTE_URI, SHELLY_MANAGER_URI);
 185         String html = loadHTML(template);
 186         return fillAttributes(html, properties);
 187     }
 188
 189     protected Map<String, String> fillProperties(Map<String, String> properties, String uid,
 190             ShellyManagerInterface th) {
 191         try {
 192             Configuration serviceConfig = configurationAdmin.getConfiguration("binding." + BINDING_ID);
 193             bindingConfig.updateFromProperties(serviceConfig.getProperties());
 194         } catch (IOException e) {
 195             logger.debug("ShellyManager: Unable to get bindingConfig");
 196         }
 197
 198         properties.putAll(th.getThing().getProperties());
 199
 200         Thing thing = th.getThing();
 201         ThingStatus status = thing.getStatus();
 202         properties.put("thingName", getString(thing.getLabel()));
 203         properties.put("thingStatus", status.toString());
 204         ThingStatusDetail detail = thing.getStatusInfo().getStatusDetail();
 205         properties.put("thingStatusDetail", detail.equals(ThingStatusDetail.NONE) ? "" : getString(detail.toString()));
 206         properties.put("thingStatusDescr", getString(thing.getStatusInfo().getDescription()));
 207         properties.put(ATTRIBUTE_UID, uid);
 208
 209         ShellyDeviceProfile profile = th.getProfile();
 210         ShellyThingConfiguration config = thing.getConfiguration().as(ShellyThingConfiguration.class);
 211         ShellyDeviceStats stats = th.getStats();
 212         properties.putAll(stats.asProperties());
 213
 214         for (Map.Entry<String, Object> p : thing.getConfiguration().getProperties().entrySet()) {
 215             String key = p.getKey();
 216             if (p.getValue() != null) {
 217                 String value = p.getValue().toString();
 218                 properties.put(key, value);
 219             }
 220         }
 221
 222         State state = th.getChannelValue(CHANNEL_GROUP_DEV_STATUS, CHANNEL_DEVST_NAME);
 223         if (state != UnDefType.NULL) {
 224             addAttribute(properties, th, CHANNEL_GROUP_DEV_STATUS, CHANNEL_DEVST_NAME);
 225         } else {
 226             // If the Shelly doesn't provide a device name (not configured) we use the service name
 227             String deviceName = getDeviceName(properties);
 228             properties.put(PROPERTY_DEV_NAME,
 229                     !deviceName.isEmpty() ? deviceName : getString(properties.get(PROPERTY_SERVICE_NAME)));
 230         }
 231
 232         if (config.userId.isEmpty()) {
 233             // Get defauls from Binding Config
 234             properties.put("userId", bindingConfig.defaultUserId);
 235             properties.put("password", bindingConfig.defaultPassword);
 236         }
 237
 238         addAttribute(properties, th, CHANNEL_GROUP_DEV_STATUS, CHANNEL_DEVST_RSSI);
 239         addAttribute(properties, th, CHANNEL_GROUP_DEV_STATUS, CHANNEL_DEVST_UPTIME);
 240         addAttribute(properties, th, CHANNEL_GROUP_DEV_STATUS, CHANNEL_DEVST_HEARTBEAT);
 241         addAttribute(properties, th, CHANNEL_GROUP_DEV_STATUS, CHANNEL_DEVST_ITEMP);
 242         addAttribute(properties, th, CHANNEL_GROUP_DEV_STATUS, CHANNEL_DEVST_WAKEUP);
 243         addAttribute(properties, th, CHANNEL_GROUP_DEV_STATUS, CHANNEL_DEVST_CHARGER);
 244         addAttribute(properties, th, CHANNEL_GROUP_DEV_STATUS, CHANNEL_DEVST_UPDATE);
 245         addAttribute(properties, th, CHANNEL_GROUP_DEV_STATUS, CHANNEL_DEVST_ALARM);
 246         addAttribute(properties, th, CHANNEL_GROUP_DEV_STATUS, CHANNEL_DEVST_CHARGER);
 247
 248         properties.put(ATTRIBUTE_DEBUG_MODE, getOption(profile.settings.debugEnable));
 249         properties.put(ATTRIBUTE_DISCOVERABLE, String.valueOf(getBool(profile.settings.discoverable)));
 250         properties.put(ATTRIBUTE_WIFI_RECOVERY, String.valueOf(getBool(profile.settings.wifiRecoveryReboot)));
 251         properties.put(ATTRIBUTE_APR_MODE,
 252                 profile.settings.apRoaming != null ? getOption(profile.settings.apRoaming.enabled) : "n/a");
 253         properties.put(ATTRIBUTE_APR_TRESHOLD,
 254                 profile.settings.apRoaming != null ? getOption(profile.settings.apRoaming.threshold) : "n/a");
 255         properties.put(ATTRIBUTE_PWD_PROTECT,
 256                 profile.auth ? "enabled, user=" + getString(profile.settings.login.username) : "disabled");
 257         String tz = getString(profile.settings.timezone);
 258         properties.put(ATTRIBUTE_TIMEZONE,
 259                 (tz.isEmpty() ? "n/a" : tz) + ", auto-detect: " + getBool(profile.settings.tzautodetect));
 260         properties.put(ATTRIBUTE_ACTIONS_SKIPPED,
 261                 profile.status.astats != null ? String.valueOf(profile.status.astats.skipped) : "n/a");
 262         properties.put(ATTRIBUTE_MAX_ITEMP, stats.maxInternalTemp > 0 ? stats.maxInternalTemp + " °C" : "n/a");
 263
 264         // Shelly H&T: When external power is connected the battery level is not valid
 265         if (!profile.isHT || (getInteger(profile.settings.externalPower) == 0)) {
 266             addAttribute(properties, th, CHANNEL_GROUP_BATTERY, CHANNEL_SENSOR_BAT_LEVEL);
 267         } else {
 268             properties.put(CHANNEL_SENSOR_BAT_LEVEL, "USB");
 269         }
 270
 271         String wiFiSignal = getString(properties.get(CHANNEL_DEVST_RSSI));
 272         if (!wiFiSignal.isEmpty()) {
 273             properties.put("wifiSignalRssi", wiFiSignal + " / " + stats.wifiRssi + " dBm");
 274             properties.put("imgWiFi", "imgWiFi" + wiFiSignal);
 275         }
 276
 277         if (profile.settings.sntp != null) {
 278             properties.put(ATTRIBUTE_SNTP_SERVER,
 279                     getString(profile.settings.sntp.server) + ", enabled: " + getBool((profile.settings.sntp.enabled)));
 280         }
 281
 282         boolean coiotEnabled = true;
 283         if ((profile.settings.coiot != null) && (profile.settings.coiot.enabled != null)) {
 284             coiotEnabled = profile.settings.coiot.enabled;
 285         }
 286         properties.put(ATTRIBUTE_COIOT_STATUS,
 287                 !coiotEnabled ? "Disbaled in settings" : "Events are " + (config.eventsCoIoT ? "enabled" : "disabled"));
 288         properties.put(ATTRIBUTE_COIOT_PEER,
 289                 (profile.settings.coiot != null) && !getString(profile.settings.coiot.peer).isEmpty()
 290                         ? profile.settings.coiot.peer
 291                         : "Multicast");
 292         if (profile.status.cloud != null) {
 293             properties.put(ATTRIBUTE_CLOUD_STATUS,
 294                     getBool(profile.settings.cloud.enabled)
 295                             ? getBool(profile.status.cloud.connected) ? "connected" : "enabled"
 296                             : "disabled");
 297         } else {
 298             properties.put(ATTRIBUTE_CLOUD_STATUS, "unknown");
 299         }
 300         if (profile.status.mqtt != null) {
 301             properties.put(ATTRIBUTE_MQTT_STATUS,
 302                     getBool(profile.settings.mqtt.enable)
 303                             ? getBool(profile.status.mqtt.connected) ? "connected" : "enabled"
 304                             : "disabled");
 305         } else {
 306             properties.put(ATTRIBUTE_MQTT_STATUS, "unknown");
 307         }
 308
 309         String statusIcon = "";
 310         ThingStatus ts = th.getThing().getStatus();
 311         switch (ts) {
 312             case UNINITIALIZED:
 313             case REMOVED:
 314             case REMOVING:
 315                 statusIcon = ICON_UNINITIALIZED;
 316                 break;
 317             case OFFLINE:
 318                 ThingStatusDetail sd = th.getThing().getStatusInfo().getStatusDetail();
 319                 if (uid.contains(THING_TYPE_SHELLYUNKNOWN_STR) || (sd == ThingStatusDetail.CONFIGURATION_ERROR)
 320                         || (sd == ThingStatusDetail.HANDLER_CONFIGURATION_PENDING)) {
 321                     statusIcon = ICON_CONFIG;
 322                     break;
 323                 }
 324             default:
 325                 statusIcon = ts.toString();
 326         }
 327         properties.put(ATTRIBUTE_STATUS_ICON, statusIcon.toLowerCase());
 328
 329         return properties;
 330     }
 331
 332     private void addAttribute(Map<String, String> properties, ShellyManagerInterface thingHandler, String group,
 333             String attribute) {
 334         State state = thingHandler.getChannelValue(group, attribute);
 335         String value = "";
 336         if (state != UnDefType.NULL) {
 337             if (state instanceof DateTimeType) {
 338                 DateTimeType dt = (DateTimeType) state;
 339                 switch (attribute) {
 340                     case ATTRIBUTE_LAST_ALARM:
 341                         value = dt.format(null).replace('T', ' ').replace('-', '/');
 342                         break;
 343                     default:
 344                         value = getTimestamp(dt);
 345                         value = dt.format(null).replace('T', ' ').replace('-', '/');
 346                 }
 347             } else {
 348                 value = state.toString();
 349             }
 350         }
 351         properties.put(attribute, value);
 352     }
 353
 354     protected String fillAttributes(String template, Map<String, String> properties) {
 355         if (!template.contains("${")) {
 356             // no replacement necessary
 357             return template;
 358         }
 359
 360         String result = template;
 361         for (Map.Entry<String, String> var : properties.entrySet()) {
 362             result = result.replaceAll(java.util.regex.Pattern.quote("${" + var.getKey() + "}"),
 363                     getValue(properties, var.getKey()));
 364         }
 365
 366         if (result.contains("${")) {
 367             return result.replaceAll("\\Q${\\E.*}", "");
 368         } else {
 369             return result;
 370         }
 371     }
 372
 373     protected String getValue(Map<String, String> properties, String attribute) {
 374         String value = getString(properties.get(attribute));
 375         if (!value.isEmpty()) {
 376             switch (attribute) {
 377                 case PROPERTY_FIRMWARE_VERSION:
 378                     value = substringBeforeLast(value, "-");
 379                     break;
 380                 case PROPERTY_UPDATE_AVAILABLE:
 381                     value = value.replace(OnOffType.ON.toString(), "yes");
 382                     value = value.replace(OnOffType.OFF.toString(), "no");
 383                     break;
 384                 case CHANNEL_DEVST_HEARTBEAT:
 385                     break;
 386             }
 387         }
 388         return value;
 389     }
 390
 391     protected FwRepoEntry getFirmwareRepoEntry(String deviceType, String mode) throws ShellyApiException {
 392         logger.debug("ShellyManager: Load firmware list from {}", FWREPO_PROD_URL);
 393         FwRepoEntry fw = null;
 394         if (firmwareRepo.containsKey(deviceType)) {
 395             fw = firmwareRepo.get(deviceType);
 396         }
 397         String json = httpGet(FWREPO_PROD_URL); // returns a strange JSON format so we are parsing this manually
 398         String entry = substringBetween(json, "\"" + deviceType + "\":{", "}");
 399         if (!entry.isEmpty()) {
 400             entry = "{" + entry + "}";
 401             /*
 402              * Example:
 403              * "SHPLG-1":{
 404              * "url":"http:\/\/repo.shelly.cloud\/firmware\/SHPLG-1.zip",
 405              * "version":"20201228-092318\/v1.9.3@ad2bb4e3",
 406              * "beta_url":"http:\/\/repo.shelly.cloud\/firmware\/rc\/SHPLG-1.zip",
 407              * "beta_ver":"20201223-093703\/v1.9.3-rc5@3f583801"
 408              * },
 409              */
 410             fw = fromJson(gson, entry, FwRepoEntry.class);
 411
 412             // Special case: RGW2 has a split firmware - xxx-white.zip vs. xxx-color.zip
 413             if (!mode.isEmpty() && deviceType.equalsIgnoreCase(SHELLYDT_RGBW2)) {
 414                 // check for spilt firmware
 415                 String url = substringBefore(fw.url, ".zip") + "-" + mode + ".zip";
 416                 if (testUrl(url)) {
 417                     fw.url = url;
 418                     logger.debug("ShellyManager: Release Split-URL for device type {} is {}", deviceType, url);
 419                 }
 420                 url = substringBefore(fw.betaUrl, ".zip") + "-" + mode + ".zip";
 421                 if (testUrl(url)) {
 422                     fw.betaUrl = url;
 423                     logger.debug("ShellyManager: Beta Split-URL for device type {} is {}", deviceType, url);
 424                 }
 425             }
 426
 427             firmwareRepo.put(deviceType, fw);
 428         }
 429
 430         return fw != null ? fw : new FwRepoEntry();
 431     }
 432
 433     protected FwArchList getFirmwareArchiveList(String deviceType) throws ShellyApiException {
 434         FwArchList list;
 435         String json = "";
 436
 437         if (firmwareArch.contains(deviceType)) {
 438             list = firmwareArch.get(deviceType); // return from cache
 439             if (list != null) {
 440                 return list;
 441             }
 442         }
 443
 444         try {
 445             if (!deviceType.isEmpty()) {
 446                 json = httpGet(FWREPO_ARCH_URL + "?type=" + deviceType);
 447             }
 448         } catch (ShellyApiException e) {
 449             logger.debug("{}: Unable to get firmware list for device type {}: {}", LOG_PREFIX, deviceType,
 450                     e.toString());
 451         }
 452         if (json.isEmpty() || json.startsWith("[]")) {
 453             // no files available for this device type
 454             logger.info("{}: No firmware files found for device type {}", LOG_PREFIX, deviceType);
 455             list = new FwArchList();
 456             list.versions = new ArrayList<FwArchEntry>();
 457         } else {
 458             // Create selection list
 459             json = "{" + json.replace("[{", "\"versions\":[{") + "}"; // make it an named array
 460             list = fromJson(gson, json, FwArchList.class);
 461         }
 462
 463         // save list to cache
 464         firmwareArch.put(deviceType, list);
 465         return list;
 466     }
 467
 468     protected boolean testUrl(String url) {
 469         try {
 470             if (url.isEmpty()) {
 471                 return false;
 472             }
 473             httpHeadl(url); // causes exception on 404
 474             return true;
 475         } catch (ShellyApiException e) {
 476         }
 477         return false;
 478     }
 479
 480     protected String httpGet(String url) throws ShellyApiException {
 481         return httpRequest(HttpMethod.GET, url);
 482     }
 483
 484     protected String httpHeadl(String url) throws ShellyApiException {
 485         return httpRequest(HttpMethod.HEAD, url);
 486     }
 487
 488     protected String httpRequest(HttpMethod method, String url) throws ShellyApiException {
 489         ShellyApiResult apiResult = new ShellyApiResult();
 490
 491         try {
 492             Request request = httpClient.newRequest(url).method(method).timeout(SHELLY_API_TIMEOUT_MS,
 493                     TimeUnit.MILLISECONDS);
 494             request.header(HttpHeader.ACCEPT, ShellyHttpApi.CONTENT_TYPE_JSON);
 495             logger.trace("{}: HTTP {} {}", LOG_PREFIX, method, url);
 496             ContentResponse contentResponse = request.send();
 497             apiResult = new ShellyApiResult(contentResponse);
 498             String response = contentResponse.getContentAsString().replace("\t", "").replace("\r\n", "").trim();
 499             logger.trace("{}: HTTP Response {}: {}", LOG_PREFIX, contentResponse.getStatus(), response);
 500
 501             // validate response, API errors are reported as Json
 502             if (contentResponse.getStatus() != HttpStatus.OK_200) {
 503                 throw new ShellyApiException(apiResult);
 504             }
 505             return response;
 506         } catch (ExecutionException | TimeoutException | InterruptedException | IllegalArgumentException e) {
 507             throw new ShellyApiException("HTTP GET failed", e);
 508         }
 509     }
 510
 511     protected String getUrlParm(Map<String, String[]> parameters, String param) {
 512         String[] p = parameters.get(param);
 513         String value = "";
 514         if (p != null) {
 515             value = getString(p[0]);
 516         }
 517         return value;
 518     }
 519
 520     protected String getMessage(String key, Object... arguments) {
 521         return resources.get("manager." + key, arguments);
 522     }
 523
 524     protected String getMessageP(String key, String msgClass, Object... arguments) {
 525         return "<p class=\"" + msgClass + "\">" + getMessage(key, arguments) + "</p>\n";
 526     }
 527
 528     protected String getMessageS(String key, String msgClass, Object... arguments) {
 529         return "<span class=\"" + msgClass + "\">" + getMessage(key, arguments) + "</span>\n";
 530     }
 531
 532     protected static String getDeviceType(Map<String, String> properties) {
 533         return getString(properties.get(PROPERTY_MODEL_ID));
 534     }
 535
 536     protected static String getDeviceIp(Map<String, String> properties) {
 537         return getString(properties.get("deviceIp"));
 538     }
 539
 540     protected static String getDeviceName(Map<String, String> properties) {
 541         return getString(properties.get(PROPERTY_DEV_NAME));
 542     }
 543
 544     protected static String getOption(@Nullable Boolean option) {
 545         if (option == null) {
 546             return "n/a";
 547         }
 548         return option ? "enabled" : "disabled";
 549     }
 550
 551     protected static String getOption(@Nullable Integer option) {
 552         if (option == null) {
 553             return "n/a";
 554         }
 555         return option.toString();
 556     }
 557
 558     protected static String getDisplayName(Map<String, String> properties) {
 559         String name = getString(properties.get(PROPERTY_DEV_NAME));
 560         if (name.isEmpty()) {
 561             name = getString(properties.get(PROPERTY_SERVICE_NAME));
 562         }
 563         return name;
 564     }
 565
 566     protected ShellyThingConfiguration getThingConfig(ShellyManagerInterface th, Map<String, String> properties) {
 567         Thing thing = th.getThing();
 568         ShellyThingConfiguration config = thing.getConfiguration().as(ShellyThingConfiguration.class);
 569         if (config.userId.isEmpty()) {
 570             config.userId = getString(properties.get("userId"));
 571             config.password = getString(properties.get("password"));
 572         }
 573         return config;
 574     }
 575
 576     protected void scheduleUpdate(ShellyManagerInterface th, String name, int delay) {
 577         TimerTask task = new TimerTask() {
 578             @Override
 579             public void run() {
 580                 th.requestUpdates(1, true);
 581             }
 582         };
 583         Timer timer = new Timer(name);
 584         timer.schedule(task, delay * 1000);
 585     }
 586
 587     protected Map<String, ShellyManagerInterface> getThingHandlers() {
 588         return handlerFactory.getThingHandlers();
 589     }
 590
 591     protected @Nullable ShellyManagerInterface getThingHandler(String uid) {
 592         return getThingHandlers().get(uid);
 593     }
 594 }