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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.IpCameraBindingConstants.FFmpegFormat;
  23 import org.openhab.binding.ipcamera.internal.handler.IpCameraHandler;
  24 import org.openhab.core.library.types.DecimalType;
  25 import org.openhab.core.library.types.OnOffType;
  26 import org.openhab.core.library.types.PercentType;
  27 import org.openhab.core.thing.ChannelUID;
  28 import org.openhab.core.types.Command;
  29 import org.openhab.core.types.RefreshType;
  30 import org.openhab.core.types.UnDefType;
  31
  32 import io.netty.channel.ChannelDuplexHandler;
  33 import io.netty.channel.ChannelHandlerContext;
  34 import io.netty.util.ReferenceCountUtil;
  35
  36 /**
  37  * The {@link DahuaHandler} is responsible for handling commands, which are
  38  * sent to one of the channels.
  39  *
  40  * @author Matthew Skinner - Initial contribution
  41  */
  42
  43 @NonNullByDefault
  44 public class DahuaHandler extends ChannelDuplexHandler {
  45     private IpCameraHandler ipCameraHandler;
  46     private int nvrChannel;
  47
  48     public DahuaHandler(IpCameraHandler handler, int nvrChannel) {
  49         ipCameraHandler = handler;
  50         this.nvrChannel = nvrChannel;
  51     }
  52
  53     // This handles the incoming http replies back from the camera.
  54     @Override
  55     public void channelRead(@Nullable ChannelHandlerContext ctx, @Nullable Object msg) throws Exception {
  56         if (msg == null || ctx == null) {
  57             return;
  58         }
  59         String content = msg.toString();
  60         try {
  61             if (!content.isEmpty()) {
  62                 ipCameraHandler.logger.trace("HTTP Result back from camera is \t:{}:", content);
  63             }
  64             // determine if the motion detection is turned on or off.
  65             if (content.contains("table.MotionDetect[0].Enable=true")) {
  66                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_MOTION_ALARM, OnOffType.ON);
  67             } else if (content.contains("table.MotionDetect[" + nvrChannel + "].Enable=false")) {
  68                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_MOTION_ALARM, OnOffType.OFF);
  69             }
  70             // Handle motion alarm
  71             if (content.contains("Code=VideoMotion;action=Start;index=0")) {
  72                 ipCameraHandler.motionDetected(CHANNEL_MOTION_ALARM);
  73             } else if (content.contains("Code=VideoMotion;action=Stop;index=0")) {
  74                 ipCameraHandler.noMotionDetected(CHANNEL_MOTION_ALARM);
  75             }
  76             // Handle item taken alarm
  77             if (content.contains("Code=TakenAwayDetection;action=Start;index=0")) {
  78                 ipCameraHandler.motionDetected(CHANNEL_ITEM_TAKEN);
  79             } else if (content.contains("Code=TakenAwayDetection;action=Stop;index=0")) {
  80                 ipCameraHandler.noMotionDetected(CHANNEL_ITEM_TAKEN);
  81             }
  82             // Handle item left alarm
  83             if (content.contains("Code=LeftDetection;action=Start;index=0")) {
  84                 ipCameraHandler.motionDetected(CHANNEL_ITEM_LEFT);
  85             } else if (content.contains("Code=LeftDetection;action=Stop;index=0")) {
  86                 ipCameraHandler.noMotionDetected(CHANNEL_ITEM_LEFT);
  87             }
  88             // Handle CrossLineDetection alarm
  89             if (content.contains("Code=CrossLineDetection;action=Start;index=0")) {
  90                 ipCameraHandler.motionDetected(CHANNEL_LINE_CROSSING_ALARM);
  91             } else if (content.contains("Code=CrossLineDetection;action=Stop;index=0")) {
  92                 ipCameraHandler.noMotionDetected(CHANNEL_LINE_CROSSING_ALARM);
  93             }
  94             // determine if the audio alarm is turned on or off.
  95             if (content.contains("table.AudioDetect[0].MutationDetect=true")) {
  96                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_AUDIO_ALARM, OnOffType.ON);
  97             } else if (content.contains("table.AudioDetect[0].MutationDetect=false")) {
  98                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_AUDIO_ALARM, OnOffType.OFF);
  99             }
 100             // Handle AudioMutation alarm
 101             if (content.contains("Code=AudioMutation;action=Start;index=0")) {
 102                 ipCameraHandler.audioDetected();
 103             } else if (content.contains("Code=AudioMutation;action=Stop;index=0")) {
 104                 ipCameraHandler.noAudioDetected();
 105             }
 106             // Handle AudioMutationThreshold alarm
 107             if (content.contains("table.AudioDetect[0].MutationThreold=")) {
 108                 String value = ipCameraHandler.returnValueFromString(content, "table.AudioDetect[0].MutationThreold=");
 109                 ipCameraHandler.setChannelState(CHANNEL_THRESHOLD_AUDIO_ALARM, PercentType.valueOf(value));
 110             }
 111             // Handle FaceDetection alarm
 112             if (content.contains("Code=FaceDetection;action=Start;index=0")) {
 113                 ipCameraHandler.motionDetected(CHANNEL_FACE_DETECTED);
 114             } else if (content.contains("Code=FaceDetection;action=Stop;index=0")) {
 115                 ipCameraHandler.noMotionDetected(CHANNEL_FACE_DETECTED);
 116             }
 117             // Handle ParkingDetection alarm
 118             if (content.contains("Code=ParkingDetection;action=Start;index=0")) {
 119                 ipCameraHandler.motionDetected(CHANNEL_PARKING_ALARM);
 120             } else if (content.contains("Code=ParkingDetection;action=Stop;index=0")) {
 121                 ipCameraHandler.noMotionDetected(CHANNEL_PARKING_ALARM);
 122             }
 123             // Handle CrossRegionDetection alarm
 124             if (content.contains("Code=CrossRegionDetection;action=Start;index=0")) {
 125                 ipCameraHandler.motionDetected(CHANNEL_FIELD_DETECTION_ALARM);
 126             } else if (content.contains("Code=CrossRegionDetection;action=Stop;index=0")) {
 127                 ipCameraHandler.noMotionDetected(CHANNEL_FIELD_DETECTION_ALARM);
 128             }
 129             // Handle External Input alarm
 130             if (content.contains("Code=AlarmLocal;action=Start;index=0")) {
 131                 ipCameraHandler.setChannelState(CHANNEL_EXTERNAL_ALARM_INPUT, OnOffType.ON);
 132             } else if (content.contains("Code=AlarmLocal;action=Stop;index=0")) {
 133                 ipCameraHandler.setChannelState(CHANNEL_EXTERNAL_ALARM_INPUT, OnOffType.OFF);
 134             }
 135             // Handle External Input alarm2
 136             if (content.contains("Code=AlarmLocal;action=Start;index=1")) {
 137                 ipCameraHandler.setChannelState(CHANNEL_EXTERNAL_ALARM_INPUT2, OnOffType.ON);
 138             } else if (content.contains("Code=AlarmLocal;action=Stop;index=1")) {
 139                 ipCameraHandler.setChannelState(CHANNEL_EXTERNAL_ALARM_INPUT2, OnOffType.OFF);
 140             }
 141             // CrossLineDetection alarm on/off
 142             if (content.contains("table.VideoAnalyseRule[0][1].Enable=true")) {
 143                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_LINE_CROSSING_ALARM, OnOffType.ON);
 144             } else if (content.contains("table.VideoAnalyseRule[0][1].Enable=false")) {
 145                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_LINE_CROSSING_ALARM, OnOffType.OFF);
 146             }
 147         } finally {
 148             ReferenceCountUtil.release(msg);
 149         }
 150     }
 151
 152     // This handles the commands that come from the Openhab event bus.
 153     public void handleCommand(ChannelUID channelUID, Command command) {
 154         if (command instanceof RefreshType) {
 155             switch (channelUID.getId()) {
 156                 case CHANNEL_THRESHOLD_AUDIO_ALARM:
 157                     // ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=AudioDetect[0]");
 158                     return;
 159                 case CHANNEL_ENABLE_AUDIO_ALARM:
 160                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=AudioDetect[0]");
 161                     return;
 162                 case CHANNEL_ENABLE_LINE_CROSSING_ALARM:
 163                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=VideoAnalyseRule");
 164                     return;
 165                 case CHANNEL_ENABLE_MOTION_ALARM:
 166                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=MotionDetect[0]");
 167                     return;
 168             }
 169             return; // Return as we have handled the refresh command above and don't need to
 170                     // continue further.
 171         } // end of "REFRESH"
 172         switch (channelUID.getId()) {
 173             case CHANNEL_TEXT_OVERLAY:
 174                 String text = Helper.encodeSpecialChars(command.toString());
 175                 if (text.isEmpty()) {
 176                     ipCameraHandler.sendHttpGET(
 177                             "/cgi-bin/configManager.cgi?action=setConfig&VideoWidget[0].CustomTitle[1].EncodeBlend=false");
 178                 } else {
 179                     ipCameraHandler.sendHttpGET(
 180                             "/cgi-bin/configManager.cgi?action=setConfig&VideoWidget[0].CustomTitle[1].EncodeBlend=true&VideoWidget[0].CustomTitle[1].Text="
 181                                     + text);
 182                 }
 183                 return;
 184             case CHANNEL_ENABLE_LED:
 185                 ipCameraHandler.setChannelState(CHANNEL_AUTO_LED, OnOffType.OFF);
 186                 if (DecimalType.ZERO.equals(command) || OnOffType.OFF.equals(command)) {
 187                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Off");
 188                 } else if (OnOffType.ON.equals(command)) {
 189                     ipCameraHandler
 190                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Manual");
 191                 } else {
 192                     ipCameraHandler.sendHttpGET(
 193                             "/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Manual&Lighting[0][0].MiddleLight[0].Light="
 194                                     + command.toString());
 195                 }
 196                 return;
 197             case CHANNEL_AUTO_LED:
 198                 if (OnOffType.ON.equals(command)) {
 199                     ipCameraHandler.setChannelState(CHANNEL_ENABLE_LED, UnDefType.UNDEF);
 200                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Auto");
 201                 }
 202                 return;
 203             case CHANNEL_THRESHOLD_AUDIO_ALARM:
 204                 int threshold = Math.round(Float.valueOf(command.toString()));
 205
 206                 if (threshold == 0) {
 207                     ipCameraHandler.sendHttpGET(
 208                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationThreold=1");
 209                 } else {
 210                     ipCameraHandler.sendHttpGET(
 211                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationThreold=" + threshold);
 212                 }
 213                 return;
 214             case CHANNEL_ENABLE_AUDIO_ALARM:
 215                 if (OnOffType.ON.equals(command)) {
 216                     ipCameraHandler.sendHttpGET(
 217                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationDetect=true&AudioDetect[0].EventHandler.Dejitter=1");
 218                 } else {
 219                     ipCameraHandler.sendHttpGET(
 220                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationDetect=false");
 221                 }
 222                 return;
 223             case CHANNEL_ENABLE_LINE_CROSSING_ALARM:
 224                 if (OnOffType.ON.equals(command)) {
 225                     ipCameraHandler.sendHttpGET(
 226                             "/cgi-bin/configManager.cgi?action=setConfig&VideoAnalyseRule[0][1].Enable=true");
 227                 } else {
 228                     ipCameraHandler.sendHttpGET(
 229                             "/cgi-bin/configManager.cgi?action=setConfig&VideoAnalyseRule[0][1].Enable=false");
 230                 }
 231                 return;
 232             case CHANNEL_ENABLE_MOTION_ALARM:
 233                 if (OnOffType.ON.equals(command)) {
 234                     ipCameraHandler.sendHttpGET(
 235                             "/cgi-bin/configManager.cgi?action=setConfig&MotionDetect[0].Enable=true&MotionDetect[0].EventHandler.Dejitter=1");
 236                 } else {
 237                     ipCameraHandler
 238                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&MotionDetect[0].Enable=false");
 239                 }
 240                 return;
 241             case CHANNEL_ACTIVATE_ALARM_OUTPUT:
 242                 if (OnOffType.ON.equals(command)) {
 243                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[0].Mode=1");
 244                 } else {
 245                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[0].Mode=0");
 246                 }
 247                 return;
 248             case CHANNEL_ACTIVATE_ALARM_OUTPUT2:
 249                 if (OnOffType.ON.equals(command)) {
 250                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[1].Mode=1");
 251                 } else {
 252                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[1].Mode=0");
 253                 }
 254                 return;
 255             case CHANNEL_FFMPEG_MOTION_CONTROL:
 256                 if (OnOffType.ON.equals(command)) {
 257                     ipCameraHandler.motionAlarmEnabled = true;
 258                 } else if (OnOffType.OFF.equals(command) || DecimalType.ZERO.equals(command)) {
 259                     ipCameraHandler.motionAlarmEnabled = false;
 260                     ipCameraHandler.noMotionDetected(CHANNEL_MOTION_ALARM);
 261                 } else {
 262                     ipCameraHandler.motionAlarmEnabled = true;
 263                     ipCameraHandler.motionThreshold = Double.valueOf(command.toString()) / 10000;
 264                 }
 265                 ipCameraHandler.setupFfmpegFormat(FFmpegFormat.RTSP_ALARMS);
 266                 return;
 267         }
 268     }
 269
 270     // If a camera does not need to poll a request as often as snapshots, it can be
 271     // added here. Binding steps through the list.
 272     public ArrayList<String> getLowPriorityRequests() {
 273         ArrayList<String> lowPriorityRequests = new ArrayList<String>(1);
 274         return lowPriorityRequests;
 275     }
 276 }