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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.thing.binding.ThingHandler;
  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 AmcrestHandler} 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 AmcrestHandler extends ChannelDuplexHandler {
  45     private String requestUrl = "Empty";
  46     private IpCameraHandler ipCameraHandler;
  47
  48     public AmcrestHandler(ThingHandler handler) {
  49         ipCameraHandler = (IpCameraHandler) handler;
  50     }
  51
  52     public void setURL(String url) {
  53         requestUrl = url;
  54     }
  55
  56     // This handles the incoming http replies back from the camera.
  57     @Override
  58     public void channelRead(@Nullable ChannelHandlerContext ctx, @Nullable Object msg) throws Exception {
  59         if (msg == null || ctx == null) {
  60             return;
  61         }
  62         try {
  63             String content = msg.toString();
  64             ipCameraHandler.logger.trace("HTTP Result back from camera is \t:{}:", content);
  65             if (content.contains("Error: No Events")) {
  66                 if ("/cgi-bin/eventManager.cgi?action=getEventIndexes&code=VideoMotion".equals(requestUrl)) {
  67                     ipCameraHandler.noMotionDetected(CHANNEL_MOTION_ALARM);
  68                 } else if ("/cgi-bin/eventManager.cgi?action=getEventIndexes&code=AudioMutation".equals(requestUrl)) {
  69                     ipCameraHandler.noAudioDetected();
  70                 }
  71             } else if (content.contains("channels[0]=0")) {
  72                 if ("/cgi-bin/eventManager.cgi?action=getEventIndexes&code=VideoMotion".equals(requestUrl)) {
  73                     ipCameraHandler.motionDetected(CHANNEL_MOTION_ALARM);
  74                 } else if ("/cgi-bin/eventManager.cgi?action=getEventIndexes&code=AudioMutation".equals(requestUrl)) {
  75                     ipCameraHandler.audioDetected();
  76                 }
  77             }
  78
  79             if (content.contains("table.MotionDetect[0].Enable=false")) {
  80                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_MOTION_ALARM, OnOffType.OFF);
  81             } else if (content.contains("table.MotionDetect[0].Enable=true")) {
  82                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_MOTION_ALARM, OnOffType.ON);
  83             }
  84             // determine if the audio alarm is turned on or off.
  85             if (content.contains("table.AudioDetect[0].MutationDetect=true")) {
  86                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_AUDIO_ALARM, OnOffType.ON);
  87             } else if (content.contains("table.AudioDetect[0].MutationDetect=false")) {
  88                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_AUDIO_ALARM, OnOffType.OFF);
  89             }
  90             // Handle AudioMutationThreshold alarm
  91             if (content.contains("table.AudioDetect[0].MutationThreold=")) {
  92                 String value = ipCameraHandler.returnValueFromString(content, "table.AudioDetect[0].MutationThreold=");
  93                 ipCameraHandler.setChannelState(CHANNEL_THRESHOLD_AUDIO_ALARM, PercentType.valueOf(value));
  94             }
  95             // Privacy Mode on/off
  96             if (content.contains("Code=LensMaskOpen;") || content.contains("table.LeLensMask[0].Enable=true")) {
  97                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_PRIVACY_MODE, OnOffType.ON);
  98             } else if (content.contains("Code=LensMaskClose;")
  99                     || content.contains("table.LeLensMask[0].Enable=false")) {
 100                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_PRIVACY_MODE, OnOffType.OFF);
 101             }
 102         } finally {
 103             ReferenceCountUtil.release(msg);
 104             ctx.close();
 105         }
 106     }
 107
 108     // This handles the commands that come from the Openhab event bus.
 109     public void handleCommand(ChannelUID channelUID, Command command) {
 110         if (command instanceof RefreshType) {
 111             switch (channelUID.getId()) {
 112                 case CHANNEL_THRESHOLD_AUDIO_ALARM:
 113                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=AudioDetect[0]");
 114                     return;
 115                 case CHANNEL_ENABLE_AUDIO_ALARM:
 116                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=AudioDetect[0]");
 117                     return;
 118                 case CHANNEL_ENABLE_LINE_CROSSING_ALARM:
 119                     ipCameraHandler
 120                             .sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=CrossLineDetection[0]");
 121                     return;
 122                 case CHANNEL_ENABLE_MOTION_ALARM:
 123                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=MotionDetect[0]");
 124                     return;
 125                 case CHANNEL_ENABLE_PRIVACY_MODE:
 126                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=LeLensMask[0]");
 127                     return;
 128             }
 129             return; // Return as we have handled the refresh command above and don't need to
 130                     // continue further.
 131         } // end of "REFRESH"
 132         switch (channelUID.getId()) {
 133             case CHANNEL_TEXT_OVERLAY:
 134                 String text = Helper.encodeSpecialChars(command.toString());
 135                 if (text.isEmpty()) {
 136                     ipCameraHandler.sendHttpGET(
 137                             "/cgi-bin/configManager.cgi?action=setConfig&VideoWidget[0].CustomTitle[1].EncodeBlend=false");
 138                 } else {
 139                     ipCameraHandler.sendHttpGET(
 140                             "/cgi-bin/configManager.cgi?action=setConfig&VideoWidget[0].CustomTitle[1].EncodeBlend=true&VideoWidget[0].CustomTitle[1].Text="
 141                                     + text);
 142                 }
 143                 return;
 144             case CHANNEL_ENABLE_LED:
 145                 ipCameraHandler.setChannelState(CHANNEL_AUTO_LED, OnOffType.OFF);
 146                 if (DecimalType.ZERO.equals(command) || OnOffType.OFF.equals(command)) {
 147                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Off");
 148                 } else if (OnOffType.ON.equals(command)) {
 149                     ipCameraHandler
 150                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Manual");
 151                 } else {
 152                     ipCameraHandler.sendHttpGET(
 153                             "/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Manual&Lighting[0][0].MiddleLight[0].Light="
 154                                     + command.toString());
 155                 }
 156                 return;
 157             case CHANNEL_AUTO_LED:
 158                 if (OnOffType.ON.equals(command)) {
 159                     ipCameraHandler.setChannelState(CHANNEL_ENABLE_LED, UnDefType.UNDEF);
 160                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Auto");
 161                 }
 162                 return;
 163             case CHANNEL_THRESHOLD_AUDIO_ALARM:
 164                 int threshold = Math.round(Float.valueOf(command.toString()));
 165
 166                 if (threshold == 0) {
 167                     ipCameraHandler.sendHttpGET(
 168                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationThreold=1");
 169                 } else {
 170                     ipCameraHandler.sendHttpGET(
 171                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationThreold=" + threshold);
 172                 }
 173                 return;
 174             case CHANNEL_ENABLE_AUDIO_ALARM:
 175                 if (OnOffType.ON.equals(command)) {
 176                     ipCameraHandler.sendHttpGET(
 177                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationDetect=true&AudioDetect[0].EventHandler.Dejitter=1");
 178                 } else {
 179                     ipCameraHandler.sendHttpGET(
 180                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationDetect=false");
 181                 }
 182                 return;
 183             case CHANNEL_ENABLE_LINE_CROSSING_ALARM:
 184                 if (OnOffType.ON.equals(command)) {
 185                     ipCameraHandler.sendHttpGET(
 186                             "/cgi-bin/configManager.cgi?action=setConfig&VideoAnalyseRule[0][1].Enable=true");
 187                 } else {
 188                     ipCameraHandler.sendHttpGET(
 189                             "/cgi-bin/configManager.cgi?action=setConfig&VideoAnalyseRule[0][1].Enable=false");
 190                 }
 191                 return;
 192             case CHANNEL_ENABLE_MOTION_ALARM:
 193                 if (OnOffType.ON.equals(command)) {
 194                     ipCameraHandler.sendHttpGET(
 195                             "/cgi-bin/configManager.cgi?action=setConfig&MotionDetect[0].Enable=true&MotionDetect[0].EventHandler.Dejitter=1");
 196                 } else {
 197                     ipCameraHandler
 198                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&MotionDetect[0].Enable=false");
 199                 }
 200                 return;
 201             case CHANNEL_ACTIVATE_ALARM_OUTPUT:
 202                 if (OnOffType.ON.equals(command)) {
 203                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[0].Mode=1");
 204                 } else {
 205                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[0].Mode=0");
 206                 }
 207                 return;
 208             case CHANNEL_ACTIVATE_ALARM_OUTPUT2:
 209                 if (OnOffType.ON.equals(command)) {
 210                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[1].Mode=1");
 211                 } else {
 212                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[1].Mode=0");
 213                 }
 214                 return;
 215             case CHANNEL_ENABLE_PRIVACY_MODE:
 216                 if (OnOffType.OFF.equals(command)) {
 217                     ipCameraHandler
 218                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&LeLensMask[0].Enable=false");
 219                 } else if (OnOffType.ON.equals(command)) {
 220                     ipCameraHandler
 221                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&LeLensMask[0].Enable=true");
 222                 }
 223                 return;
 224         }
 225     }
 226
 227     // If a camera does not need to poll a request as often as snapshots, it can be
 228     // added here. Binding steps through the list.
 229     public ArrayList<String> getLowPriorityRequests() {
 230         ArrayList<String> lowPriorityRequests = new ArrayList<String>(1);
 231         return lowPriorityRequests;
 232     }
 233 }