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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
  65             if (!content.isEmpty()) {
  66                 ipCameraHandler.logger.trace("HTTP Result back from camera is \t:{}:", content);
  67             }
  68             if (content.contains("Error: No Events")) {
  69                 if ("/cgi-bin/eventManager.cgi?action=getEventIndexes&code=VideoMotion".equals(requestUrl)) {
  70                     ipCameraHandler.noMotionDetected(CHANNEL_MOTION_ALARM);
  71                 } else if ("/cgi-bin/eventManager.cgi?action=getEventIndexes&code=AudioMutation".equals(requestUrl)) {
  72                     ipCameraHandler.noAudioDetected();
  73                 }
  74             } else if (content.contains("channels[0]=0")) {
  75                 if ("/cgi-bin/eventManager.cgi?action=getEventIndexes&code=VideoMotion".equals(requestUrl)) {
  76                     ipCameraHandler.motionDetected(CHANNEL_MOTION_ALARM);
  77                 } else if ("/cgi-bin/eventManager.cgi?action=getEventIndexes&code=AudioMutation".equals(requestUrl)) {
  78                     ipCameraHandler.audioDetected();
  79                 }
  80             }
  81
  82             if (content.contains("table.MotionDetect[0].Enable=false")) {
  83                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_MOTION_ALARM, OnOffType.OFF);
  84             } else if (content.contains("table.MotionDetect[0].Enable=true")) {
  85                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_MOTION_ALARM, OnOffType.ON);
  86             }
  87             // determine if the audio alarm is turned on or off.
  88             if (content.contains("table.AudioDetect[0].MutationDetect=true")) {
  89                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_AUDIO_ALARM, OnOffType.ON);
  90             } else if (content.contains("table.AudioDetect[0].MutationDetect=false")) {
  91                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_AUDIO_ALARM, OnOffType.OFF);
  92             }
  93             // Handle AudioMutationThreshold alarm
  94             if (content.contains("table.AudioDetect[0].MutationThreold=")) {
  95                 String value = ipCameraHandler.returnValueFromString(content, "table.AudioDetect[0].MutationThreold=");
  96                 ipCameraHandler.setChannelState(CHANNEL_THRESHOLD_AUDIO_ALARM, PercentType.valueOf(value));
  97             }
  98             // Privacy Mode on/off
  99             if (content.contains("Code=LensMaskOpen;") || content.contains("table.LeLensMask[0].Enable=true")) {
 100                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_PRIVACY_MODE, OnOffType.ON);
 101             } else if (content.contains("Code=LensMaskClose;")
 102                     || content.contains("table.LeLensMask[0].Enable=false")) {
 103                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_PRIVACY_MODE, OnOffType.OFF);
 104             }
 105         } finally {
 106             ReferenceCountUtil.release(msg);
 107             ctx.close();
 108         }
 109     }
 110
 111     // This handles the commands that come from the Openhab event bus.
 112     public void handleCommand(ChannelUID channelUID, Command command) {
 113         if (command instanceof RefreshType) {
 114             switch (channelUID.getId()) {
 115                 case CHANNEL_THRESHOLD_AUDIO_ALARM:
 116                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=AudioDetect[0]");
 117                     return;
 118                 case CHANNEL_ENABLE_AUDIO_ALARM:
 119                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=AudioDetect[0]");
 120                     return;
 121                 case CHANNEL_ENABLE_LINE_CROSSING_ALARM:
 122                     ipCameraHandler
 123                             .sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=CrossLineDetection[0]");
 124                     return;
 125                 case CHANNEL_ENABLE_MOTION_ALARM:
 126                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=MotionDetect[0]");
 127                     return;
 128                 case CHANNEL_ENABLE_PRIVACY_MODE:
 129                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=getConfig&name=LeLensMask[0]");
 130                     return;
 131             }
 132             return; // Return as we have handled the refresh command above and don't need to
 133                     // continue further.
 134         } // end of "REFRESH"
 135         switch (channelUID.getId()) {
 136             case CHANNEL_TEXT_OVERLAY:
 137                 String text = Helper.encodeSpecialChars(command.toString());
 138                 if (text.isEmpty()) {
 139                     ipCameraHandler.sendHttpGET(
 140                             "/cgi-bin/configManager.cgi?action=setConfig&VideoWidget[0].CustomTitle[1].EncodeBlend=false");
 141                 } else {
 142                     ipCameraHandler.sendHttpGET(
 143                             "/cgi-bin/configManager.cgi?action=setConfig&VideoWidget[0].CustomTitle[1].EncodeBlend=true&VideoWidget[0].CustomTitle[1].Text="
 144                                     + text);
 145                 }
 146                 return;
 147             case CHANNEL_ENABLE_LED:
 148                 ipCameraHandler.setChannelState(CHANNEL_AUTO_LED, OnOffType.OFF);
 149                 if (DecimalType.ZERO.equals(command) || OnOffType.OFF.equals(command)) {
 150                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Off");
 151                 } else if (OnOffType.ON.equals(command)) {
 152                     ipCameraHandler
 153                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Manual");
 154                 } else {
 155                     ipCameraHandler.sendHttpGET(
 156                             "/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Manual&Lighting[0][0].MiddleLight[0].Light="
 157                                     + command.toString());
 158                 }
 159                 return;
 160             case CHANNEL_AUTO_LED:
 161                 if (OnOffType.ON.equals(command)) {
 162                     ipCameraHandler.setChannelState(CHANNEL_ENABLE_LED, UnDefType.UNDEF);
 163                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&Lighting[0][0].Mode=Auto");
 164                 }
 165                 return;
 166             case CHANNEL_THRESHOLD_AUDIO_ALARM:
 167                 int threshold = Math.round(Float.valueOf(command.toString()));
 168
 169                 if (threshold == 0) {
 170                     ipCameraHandler.sendHttpGET(
 171                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationThreold=1");
 172                 } else {
 173                     ipCameraHandler.sendHttpGET(
 174                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationThreold=" + threshold);
 175                 }
 176                 return;
 177             case CHANNEL_ENABLE_AUDIO_ALARM:
 178                 if (OnOffType.ON.equals(command)) {
 179                     ipCameraHandler.sendHttpGET(
 180                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationDetect=true&AudioDetect[0].EventHandler.Dejitter=1");
 181                 } else {
 182                     ipCameraHandler.sendHttpGET(
 183                             "/cgi-bin/configManager.cgi?action=setConfig&AudioDetect[0].MutationDetect=false");
 184                 }
 185                 return;
 186             case CHANNEL_ENABLE_LINE_CROSSING_ALARM:
 187                 if (OnOffType.ON.equals(command)) {
 188                     ipCameraHandler.sendHttpGET(
 189                             "/cgi-bin/configManager.cgi?action=setConfig&VideoAnalyseRule[0][1].Enable=true");
 190                 } else {
 191                     ipCameraHandler.sendHttpGET(
 192                             "/cgi-bin/configManager.cgi?action=setConfig&VideoAnalyseRule[0][1].Enable=false");
 193                 }
 194                 return;
 195             case CHANNEL_ENABLE_MOTION_ALARM:
 196                 if (OnOffType.ON.equals(command)) {
 197                     ipCameraHandler.sendHttpGET(
 198                             "/cgi-bin/configManager.cgi?action=setConfig&MotionDetect[0].Enable=true&MotionDetect[0].EventHandler.Dejitter=1");
 199                 } else {
 200                     ipCameraHandler
 201                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&MotionDetect[0].Enable=false");
 202                 }
 203                 return;
 204             case CHANNEL_ACTIVATE_ALARM_OUTPUT:
 205                 if (OnOffType.ON.equals(command)) {
 206                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[0].Mode=1");
 207                 } else {
 208                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[0].Mode=0");
 209                 }
 210                 return;
 211             case CHANNEL_ACTIVATE_ALARM_OUTPUT2:
 212                 if (OnOffType.ON.equals(command)) {
 213                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[1].Mode=1");
 214                 } else {
 215                     ipCameraHandler.sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&AlarmOut[1].Mode=0");
 216                 }
 217                 return;
 218             case CHANNEL_ENABLE_PRIVACY_MODE:
 219                 if (OnOffType.OFF.equals(command)) {
 220                     ipCameraHandler
 221                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&LeLensMask[0].Enable=false");
 222                 } else if (OnOffType.ON.equals(command)) {
 223                     ipCameraHandler
 224                             .sendHttpGET("/cgi-bin/configManager.cgi?action=setConfig&LeLensMask[0].Enable=true");
 225                 }
 226                 return;
 227         }
 228     }
 229
 230     // If a camera does not need to poll a request as often as snapshots, it can be
 231     // added here. Binding steps through the list.
 232     public ArrayList<String> getLowPriorityRequests() {
 233         ArrayList<String> lowPriorityRequests = new ArrayList<String>(1);
 234         return lowPriorityRequests;
 235     }
 236 }