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