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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.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.thing.binding.ThingHandler;
  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 AmcrestHandler} 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 AmcrestHandler extends ChannelDuplexHandler {
  44     private String requestUrl = "Empty";
  45     private IpCameraHandler ipCameraHandler;
  46
  47     public AmcrestHandler(ThingHandler handler) {
  48         ipCameraHandler = (IpCameraHandler) handler;
  49     }
  50
  51     public void setURL(String url) {
  52         requestUrl = url;
  53     }
  54
  55     // This handles the incoming http replies back from the camera.
  56     @Override
  57     public void channelRead(@Nullable ChannelHandlerContext ctx, @Nullable Object msg) throws Exception {
  58         if (msg == null || ctx == null) {
  59             return;
  60         }
  61         try {
  62             String content = msg.toString();
  63             ipCameraHandler.logger.trace("HTTP Result back from camera is \t:{}:", content);
  64             if (content.contains("Error: No Events")) {
  65                 if ("/cgi-bin/eventManager.cgi?action=getEventIndexes&code=VideoMotion".equals(requestUrl)) {
  66                     ipCameraHandler.noMotionDetected(CHANNEL_MOTION_ALARM);
  67                 } else if ("/cgi-bin/eventManager.cgi?action=getEventIndexes&code=AudioMutation".equals(requestUrl)) {
  68                     ipCameraHandler.noAudioDetected();
  69                 }
  70             } else if (content.contains("channels[0]=0")) {
  71                 if ("/cgi-bin/eventManager.cgi?action=getEventIndexes&code=VideoMotion".equals(requestUrl)) {
  72                     ipCameraHandler.motionDetected(CHANNEL_MOTION_ALARM);
  73                 } else if ("/cgi-bin/eventManager.cgi?action=getEventIndexes&code=AudioMutation".equals(requestUrl)) {
  74                     ipCameraHandler.audioDetected();
  75                 }
  76             }
  77
  78             if (content.contains("table.MotionDetect[0].Enable=false")) {
  79                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_MOTION_ALARM, OnOffType.OFF);
  80             } else if (content.contains("table.MotionDetect[0].Enable=true")) {
  81                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_MOTION_ALARM, OnOffType.ON);
  82             }
  83             // determine if the audio alarm is turned on or off.
  84             if (content.contains("table.AudioDetect[0].MutationDetect=true")) {
  85                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_AUDIO_ALARM, OnOffType.ON);
  86             } else if (content.contains("table.AudioDetect[0].MutationDetect=false")) {
  87                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_AUDIO_ALARM, OnOffType.OFF);
  88             }
  89             // Handle AudioMutationThreshold alarm
  90             if (content.contains("table.AudioDetect[0].MutationThreold=")) {
  91                 String value = ipCameraHandler.returnValueFromString(content, "table.AudioDetect[0].MutationThreold=");
  92                 ipCameraHandler.setChannelState(CHANNEL_THRESHOLD_AUDIO_ALARM, PercentType.valueOf(value));
  93             }
  94             // Privacy Mode on/off
  95             if (content.contains("Code=LensMaskOpen;") || content.contains("table.LeLensMask[0].Enable=true")) {
  96                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_PRIVACY_MODE, OnOffType.ON);
  97             } else if (content.contains("Code=LensMaskClose;")
  98                     || content.contains("table.LeLensMask[0].Enable=false")) {
  99                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_PRIVACY_MODE, OnOffType.OFF);
 100             }
 101         } finally {
 102             ReferenceCountUtil.release(msg);
 103             ctx.close();
 104         }
 105     }
 106
 107     // This handles the commands that come from the Openhab event bus.
 108     public void handleCommand(ChannelUID channelUID, Command command) {
 109         if (command instanceof RefreshType) {
 110             switch (channelUID.getId()) {
 111                 case CHANNEL_THRESHOLD_AUDIO_ALARM:
 112                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=AudioDetect[0]");
 113                     return;
 114                 case CHANNEL_ENABLE_AUDIO_ALARM:
 115                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=AudioDetect[0]");
 116                     return;
 117                 case CHANNEL_ENABLE_LINE_CROSSING_ALARM:
 118                     ipCameraHandler
 119                             .sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=CrossLineDetection[0]");
 120                     return;
 121                 case CHANNEL_ENABLE_MOTION_ALARM:
 122                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=MotionDetect[0]");
 123                     return;
 124                 case CHANNEL_ENABLE_PRIVACY_MODE:
 125                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=LeLensMask[0]");
 126                     return;
 127             }
 128             return; // Return as we have handled the refresh command above and don't need to
 129                     // continue further.
 130         } // end of "REFRESH"
 131         switch (channelUID.getId()) {
 132             case CHANNEL_TEXT_OVERLAY:
 133                 String text = Helper.encodeSpecialChars(command.toString());
 134                 if (text.isEmpty()) {
 135                     ipCameraHandler.sendHttpGET(
 136                             "/cgi-bin/configManager.cgi?action=setConfig&VideoWidget[0].CustomTitle[1].EncodeBlend=false");
 137                 } else {
 138                     ipCameraHandler.sendHttpGET(
 139                             "/cgi-bin/configManager.cgi?action=setConfig&VideoWidget[0].CustomTitle[1].EncodeBlend=true&VideoWidget[0].CustomTitle[1].Text="
 140                                     + text);
 141                 }
 142                 return;
 143             case CHANNEL_ENABLE_LED:
 144                 ipCameraHandler.setChannelState(CHANNEL_AUTO_LED, OnOffType.OFF);
 145                 if (DecimalType.ZERO.equals(command) || OnOffType.OFF.equals(command)) {
 146                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Off");
 147                 } else if (OnOffType.ON.equals(command)) {
 148                     ipCameraHandler
 149                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Manual");
 150                 } else {
 151                     ipCameraHandler.sendHttpGET(
 152                             "/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Manual&Lighting[0][0].MiddleLight[0].Light="
 153                                     + command.toString());
 154                 }
 155                 return;
 156             case CHANNEL_AUTO_LED:
 157                 if (OnOffType.ON.equals(command)) {
 158                     ipCameraHandler.setChannelState(CHANNEL_ENABLE_LED, UnDefType.UNDEF);
 159                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Auto");
 160                 }
 161                 return;
 162             case CHANNEL_THRESHOLD_AUDIO_ALARM:
 163                 int threshold = Math.round(Float.valueOf(command.toString()));
 164
 165                 if (threshold == 0) {
 166                     ipCameraHandler.sendHttpGET(
 167                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationThreold=1");
 168                 } else {
 169                     ipCameraHandler.sendHttpGET(
 170                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationThreold=" + threshold);
 171                 }
 172                 return;
 173             case CHANNEL_ENABLE_AUDIO_ALARM:
 174                 if (OnOffType.ON.equals(command)) {
 175                     ipCameraHandler.sendHttpGET(
 176                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationDetect=true&AudioDetect[0].EventHandler.Dejitter=1");
 177                 } else {
 178                     ipCameraHandler.sendHttpGET(
 179                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationDetect=false");
 180                 }
 181                 return;
 182             case CHANNEL_ENABLE_LINE_CROSSING_ALARM:
 183                 if (OnOffType.ON.equals(command)) {
 184                     ipCameraHandler.sendHttpGET(
 185                             "/cgi-bin/configManager.cgi?action=setConfig&VideoAnalyseRule[0][1].Enable=true");
 186                 } else {
 187                     ipCameraHandler.sendHttpGET(
 188                             "/cgi-bin/configManager.cgi?action=setConfig&VideoAnalyseRule[0][1].Enable=false");
 189                 }
 190                 return;
 191             case CHANNEL_ENABLE_MOTION_ALARM:
 192                 if (OnOffType.ON.equals(command)) {
 193                     ipCameraHandler.sendHttpGET(
 194                             "/cgi-bin/configManager.cgi?action=setConfig&MotionDetect[0].Enable=true&MotionDetect[0].EventHandler.Dejitter=1");
 195                 } else {
 196                     ipCameraHandler
 197                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&MotionDetect[0].Enable=false");
 198                 }
 199                 return;
 200             case CHANNEL_ACTIVATE_ALARM_OUTPUT:
 201                 if (OnOffType.ON.equals(command)) {
 202                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[0].Mode=1");
 203                 } else {
 204                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[0].Mode=0");
 205                 }
 206                 return;
 207             case CHANNEL_ACTIVATE_ALARM_OUTPUT2:
 208                 if (OnOffType.ON.equals(command)) {
 209                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[1].Mode=1");
 210                 } else {
 211                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[1].Mode=0");
 212                 }
 213                 return;
 214             case CHANNEL_ENABLE_PRIVACY_MODE:
 215                 if (OnOffType.OFF.equals(command)) {
 216                     ipCameraHandler
 217                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&LeLensMask[0].Enable=false");
 218                 } else if (OnOffType.ON.equals(command)) {
 219                     ipCameraHandler
 220                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&LeLensMask[0].Enable=true");
 221                 }
 222                 return;
 223         }
 224     }
 225
 226     // If a camera does not need to poll a request as often as snapshots, it can be
 227     // added here. Binding steps through the list.
 228     public ArrayList<String> getLowPriorityRequests() {
 229         ArrayList<String> lowPriorityRequests = new ArrayList<String>(1);
 230         return lowPriorityRequests;
 231     }
 232 }