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   1 /**
   2  * Copyright (c) 2010-2020 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
  14 package org.openhab.binding.ipcamera.internal;
  15
  16 import static org.openhab.binding.ipcamera.internal.IpCameraBindingConstants.*;
  17
  18 import java.util.ArrayList;
  19
  20 import org.eclipse.jdt.annotation.NonNullByDefault;
  21 import org.eclipse.jdt.annotation.Nullable;
  22 import org.openhab.binding.ipcamera.internal.handler.IpCameraHandler;
  23 import org.openhab.core.library.types.DecimalType;
  24 import org.openhab.core.library.types.OnOffType;
  25 import org.openhab.core.library.types.PercentType;
  26 import org.openhab.core.thing.ChannelUID;
  27 import org.openhab.core.types.Command;
  28 import org.openhab.core.types.RefreshType;
  29 import org.openhab.core.types.UnDefType;
  30
  31 import io.netty.channel.ChannelDuplexHandler;
  32 import io.netty.channel.ChannelHandlerContext;
  33 import io.netty.util.ReferenceCountUtil;
  34
  35 /**
  36  * The {@link DahuaHandler} is responsible for handling commands, which are
  37  * sent to one of the channels.
  38  *
  39  * @author Matthew Skinner - Initial contribution
  40  */
  41
  42 @NonNullByDefault
  43 public class DahuaHandler extends ChannelDuplexHandler {
  44     private IpCameraHandler ipCameraHandler;
  45     private int nvrChannel;
  46
  47     public DahuaHandler(IpCameraHandler handler, int nvrChannel) {
  48         ipCameraHandler = handler;
  49         this.nvrChannel = nvrChannel;
  50     }
  51
  52     // This handles the incoming http replies back from the camera.
  53     @Override
  54     public void channelRead(@Nullable ChannelHandlerContext ctx, @Nullable Object msg) throws Exception {
  55         if (msg == null || ctx == null) {
  56             return;
  57         }
  58         String content = msg.toString();
  59         try {
  60             if (!content.isEmpty()) {
  61                 ipCameraHandler.logger.trace("HTTP Result back from camera is \t:{}:", content);
  62             }
  63             // determine if the motion detection is turned on or off.
  64             if (content.contains("table.MotionDetect[0].Enable=true")) {
  65                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_MOTION_ALARM, OnOffType.ON);
  66             } else if (content.contains("table.MotionDetect[" + nvrChannel + "].Enable=false")) {
  67                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_MOTION_ALARM, OnOffType.OFF);
  68             }
  69             // Handle motion alarm
  70             if (content.contains("Code=VideoMotion;action=Start;index=0")) {
  71                 ipCameraHandler.motionDetected(CHANNEL_MOTION_ALARM);
  72             } else if (content.contains("Code=VideoMotion;action=Stop;index=0")) {
  73                 ipCameraHandler.noMotionDetected(CHANNEL_MOTION_ALARM);
  74             }
  75             // Handle item taken alarm
  76             if (content.contains("Code=TakenAwayDetection;action=Start;index=0")) {
  77                 ipCameraHandler.motionDetected(CHANNEL_ITEM_TAKEN);
  78             } else if (content.contains("Code=TakenAwayDetection;action=Stop;index=0")) {
  79                 ipCameraHandler.noMotionDetected(CHANNEL_ITEM_TAKEN);
  80             }
  81             // Handle item left alarm
  82             if (content.contains("Code=LeftDetection;action=Start;index=0")) {
  83                 ipCameraHandler.motionDetected(CHANNEL_ITEM_LEFT);
  84             } else if (content.contains("Code=LeftDetection;action=Stop;index=0")) {
  85                 ipCameraHandler.noMotionDetected(CHANNEL_ITEM_LEFT);
  86             }
  87             // Handle CrossLineDetection alarm
  88             if (content.contains("Code=CrossLineDetection;action=Start;index=0")) {
  89                 ipCameraHandler.motionDetected(CHANNEL_LINE_CROSSING_ALARM);
  90             } else if (content.contains("Code=CrossLineDetection;action=Stop;index=0")) {
  91                 ipCameraHandler.noMotionDetected(CHANNEL_LINE_CROSSING_ALARM);
  92             }
  93             // determine if the audio alarm is turned on or off.
  94             if (content.contains("table.AudioDetect[0].MutationDetect=true")) {
  95                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_AUDIO_ALARM, OnOffType.ON);
  96             } else if (content.contains("table.AudioDetect[0].MutationDetect=false")) {
  97                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_AUDIO_ALARM, OnOffType.OFF);
  98             }
  99             // Handle AudioMutation alarm
 100             if (content.contains("Code=AudioMutation;action=Start;index=0")) {
 101                 ipCameraHandler.audioDetected();
 102             } else if (content.contains("Code=AudioMutation;action=Stop;index=0")) {
 103                 ipCameraHandler.noAudioDetected();
 104             }
 105             // Handle AudioMutationThreshold alarm
 106             if (content.contains("table.AudioDetect[0].MutationThreold=")) {
 107                 String value = ipCameraHandler.returnValueFromString(content, "table.AudioDetect[0].MutationThreold=");
 108                 ipCameraHandler.setChannelState(CHANNEL_THRESHOLD_AUDIO_ALARM, PercentType.valueOf(value));
 109             }
 110             // Handle FaceDetection alarm
 111             if (content.contains("Code=FaceDetection;action=Start;index=0")) {
 112                 ipCameraHandler.motionDetected(CHANNEL_FACE_DETECTED);
 113             } else if (content.contains("Code=FaceDetection;action=Stop;index=0")) {
 114                 ipCameraHandler.noMotionDetected(CHANNEL_FACE_DETECTED);
 115             }
 116             // Handle ParkingDetection alarm
 117             if (content.contains("Code=ParkingDetection;action=Start;index=0")) {
 118                 ipCameraHandler.motionDetected(CHANNEL_PARKING_ALARM);
 119             } else if (content.contains("Code=ParkingDetection;action=Stop;index=0")) {
 120                 ipCameraHandler.noMotionDetected(CHANNEL_PARKING_ALARM);
 121             }
 122             // Handle CrossRegionDetection alarm
 123             if (content.contains("Code=CrossRegionDetection;action=Start;index=0")) {
 124                 ipCameraHandler.motionDetected(CHANNEL_FIELD_DETECTION_ALARM);
 125             } else if (content.contains("Code=CrossRegionDetection;action=Stop;index=0")) {
 126                 ipCameraHandler.noMotionDetected(CHANNEL_FIELD_DETECTION_ALARM);
 127             }
 128             // Handle External Input alarm
 129             if (content.contains("Code=AlarmLocal;action=Start;index=0")) {
 130                 ipCameraHandler.setChannelState(CHANNEL_EXTERNAL_ALARM_INPUT, OnOffType.ON);
 131             } else if (content.contains("Code=AlarmLocal;action=Stop;index=0")) {
 132                 ipCameraHandler.setChannelState(CHANNEL_EXTERNAL_ALARM_INPUT, OnOffType.OFF);
 133             }
 134             // Handle External Input alarm2
 135             if (content.contains("Code=AlarmLocal;action=Start;index=1")) {
 136                 ipCameraHandler.setChannelState(CHANNEL_EXTERNAL_ALARM_INPUT2, OnOffType.ON);
 137             } else if (content.contains("Code=AlarmLocal;action=Stop;index=1")) {
 138                 ipCameraHandler.setChannelState(CHANNEL_EXTERNAL_ALARM_INPUT2, OnOffType.OFF);
 139             }
 140             // CrossLineDetection alarm on/off
 141             if (content.contains("table.VideoAnalyseRule[0][1].Enable=true")) {
 142                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_LINE_CROSSING_ALARM, OnOffType.ON);
 143             } else if (content.contains("table.VideoAnalyseRule[0][1].Enable=false")) {
 144                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_LINE_CROSSING_ALARM, OnOffType.OFF);
 145             }
 146             // Privacy Mode on/off
 147             if (content.contains("Code=LensMaskOpen;") || content.contains("table.LeLensMask[0].Enable=true")) {
 148                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_PRIVACY_MODE, OnOffType.ON);
 149             } else if (content.contains("Code=LensMaskClose;")
 150                     || content.contains("table.LeLensMask[0].Enable=false")) {
 151                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_PRIVACY_MODE, OnOffType.OFF);
 152             }
 153         } finally {
 154             ReferenceCountUtil.release(msg);
 155         }
 156     }
 157
 158     // This handles the commands that come from the Openhab event bus.
 159     public void handleCommand(ChannelUID channelUID, Command command) {
 160         if (command instanceof RefreshType) {
 161             switch (channelUID.getId()) {
 162                 case CHANNEL_THRESHOLD_AUDIO_ALARM:
 163                     // ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=AudioDetect[0]");
 164                     return;
 165                 case CHANNEL_ENABLE_AUDIO_ALARM:
 166                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=AudioDetect[0]");
 167                     return;
 168                 case CHANNEL_ENABLE_LINE_CROSSING_ALARM:
 169                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=VideoAnalyseRule");
 170                     return;
 171                 case CHANNEL_ENABLE_MOTION_ALARM:
 172                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=MotionDetect[0]");
 173                     return;
 174                 case CHANNEL_ENABLE_PRIVACY_MODE:
 175                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=LeLensMask[0]");
 176                     return;
 177             }
 178             return; // Return as we have handled the refresh command above and don't need to
 179                     // continue further.
 180         } // end of "REFRESH"
 181         switch (channelUID.getId()) {
 182             case CHANNEL_TEXT_OVERLAY:
 183                 String text = Helper.encodeSpecialChars(command.toString());
 184                 if (text.isEmpty()) {
 185                     ipCameraHandler.sendHttpGET(
 186                             "/cgi-bin/configManager.cgi?action=setConfig&VideoWidget[0].CustomTitle[1].EncodeBlend=false");
 187                 } else {
 188                     ipCameraHandler.sendHttpGET(
 189                             "/cgi-bin/configManager.cgi?action=setConfig&VideoWidget[0].CustomTitle[1].EncodeBlend=true&VideoWidget[0].CustomTitle[1].Text="
 190                                     + text);
 191                 }
 192                 return;
 193             case CHANNEL_ENABLE_LED:
 194                 ipCameraHandler.setChannelState(CHANNEL_AUTO_LED, OnOffType.OFF);
 195                 if (DecimalType.ZERO.equals(command) || OnOffType.OFF.equals(command)) {
 196                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Off");
 197                 } else if (OnOffType.ON.equals(command)) {
 198                     ipCameraHandler
 199                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Manual");
 200                 } else {
 201                     ipCameraHandler.sendHttpGET(
 202                             "/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Manual&Lighting[0][0].MiddleLight[0].Light="
 203                                     + command.toString());
 204                 }
 205                 return;
 206             case CHANNEL_AUTO_LED:
 207                 if (OnOffType.ON.equals(command)) {
 208                     ipCameraHandler.setChannelState(CHANNEL_ENABLE_LED, UnDefType.UNDEF);
 209                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Auto");
 210                 }
 211                 return;
 212             case CHANNEL_THRESHOLD_AUDIO_ALARM:
 213                 int threshold = Math.round(Float.valueOf(command.toString()));
 214
 215                 if (threshold == 0) {
 216                     ipCameraHandler.sendHttpGET(
 217                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationThreold=1");
 218                 } else {
 219                     ipCameraHandler.sendHttpGET(
 220                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationThreold=" + threshold);
 221                 }
 222                 return;
 223             case CHANNEL_ENABLE_AUDIO_ALARM:
 224                 if (OnOffType.ON.equals(command)) {
 225                     ipCameraHandler.sendHttpGET(
 226                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationDetect=true&AudioDetect[0].EventHandler.Dejitter=1");
 227                 } else {
 228                     ipCameraHandler.sendHttpGET(
 229                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationDetect=false");
 230                 }
 231                 return;
 232             case CHANNEL_ENABLE_LINE_CROSSING_ALARM:
 233                 if (OnOffType.ON.equals(command)) {
 234                     ipCameraHandler.sendHttpGET(
 235                             "/cgi-bin/configManager.cgi?action=setConfig&VideoAnalyseRule[0][1].Enable=true");
 236                 } else {
 237                     ipCameraHandler.sendHttpGET(
 238                             "/cgi-bin/configManager.cgi?action=setConfig&VideoAnalyseRule[0][1].Enable=false");
 239                 }
 240                 return;
 241             case CHANNEL_ENABLE_MOTION_ALARM:
 242                 if (OnOffType.ON.equals(command)) {
 243                     ipCameraHandler.sendHttpGET(
 244                             "/cgi-bin/configManager.cgi?action=setConfig&MotionDetect[0].Enable=true&MotionDetect[0].EventHandler.Dejitter=1");
 245                 } else {
 246                     ipCameraHandler
 247                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&MotionDetect[0].Enable=false");
 248                 }
 249                 return;
 250             case CHANNEL_ACTIVATE_ALARM_OUTPUT:
 251                 if (OnOffType.ON.equals(command)) {
 252                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[0].Mode=1");
 253                 } else {
 254                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[0].Mode=0");
 255                 }
 256                 return;
 257             case CHANNEL_ACTIVATE_ALARM_OUTPUT2:
 258                 if (OnOffType.ON.equals(command)) {
 259                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[1].Mode=1");
 260                 } else {
 261                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[1].Mode=0");
 262                 }
 263                 return;
 264             case CHANNEL_ENABLE_PRIVACY_MODE:
 265                 if (OnOffType.OFF.equals(command)) {
 266                     ipCameraHandler
 267                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&LeLensMask[0].Enable=false");
 268                 } else if (OnOffType.ON.equals(command)) {
 269                     ipCameraHandler
 270                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&LeLensMask[0].Enable=true");
 271                 }
 272                 return;
 273         }
 274     }
 275
 276     // If a camera does not need to poll a request as often as snapshots, it can be
 277     // added here. Binding steps through the list.
 278     public ArrayList<String> getLowPriorityRequests() {
 279         ArrayList<String> lowPriorityRequests = new ArrayList<String>(1);
 280         return lowPriorityRequests;
 281     }
 282 }