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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.OnOffType;
  23 import org.openhab.core.library.types.PercentType;
  24 import org.openhab.core.library.types.StringType;
  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
  30 import io.netty.channel.ChannelDuplexHandler;
  31 import io.netty.channel.ChannelHandlerContext;
  32 import io.netty.util.ReferenceCountUtil;
  33
  34 /**
  35  * The {@link InstarHandler} 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 InstarHandler extends ChannelDuplexHandler {
  43     private IpCameraHandler ipCameraHandler;
  44     private String requestUrl = "Empty";
  45
  46     public InstarHandler(ThingHandler thingHandler) {
  47         ipCameraHandler = (IpCameraHandler) thingHandler;
  48     }
  49
  50     public void setURL(String url) {
  51         requestUrl = url;
  52     }
  53
  54     // This handles the incoming http replies back from the camera.
  55     @Override
  56     public void channelRead(@Nullable ChannelHandlerContext ctx, @Nullable Object msg) throws Exception {
  57         if (msg == null || ctx == null) {
  58             return;
  59         }
  60         try {
  61             String value1 = "";
  62             String content = msg.toString();
  63             ipCameraHandler.logger.trace("HTTP Result back from camera is \t:{}:", content);
  64             switch (requestUrl) {
  65                 case "/param.cgi?cmd=getinfrared":
  66                     if (content.contains("var infraredstat=\"auto")) {
  67                         ipCameraHandler.setChannelState(CHANNEL_AUTO_LED, OnOffType.ON);
  68                     } else {
  69                         ipCameraHandler.setChannelState(CHANNEL_AUTO_LED, OnOffType.OFF);
  70                     }
  71                     break;
  72                 case "/param.cgi?cmd=getoverlayattr&-region=1":// Text Overlays
  73                     if (content.contains("var show_1=\"0\"")) {
  74                         ipCameraHandler.setChannelState(CHANNEL_TEXT_OVERLAY, StringType.EMPTY);
  75                     } else {
  76                         value1 = Helper.searchString(content, "var name_1=\"");
  77                         if (!value1.isEmpty()) {
  78                             ipCameraHandler.setChannelState(CHANNEL_TEXT_OVERLAY, StringType.valueOf(value1));
  79                         }
  80                     }
  81                     break;
  82                 case "/cgi-bin/hi3510/param.cgi?cmd=getmdattr":// Motion Alarm
  83                     // Motion Alarm
  84                     if (content.contains("var m1_enable=\"1\"")) {
  85                         ipCameraHandler.setChannelState(CHANNEL_ENABLE_MOTION_ALARM, OnOffType.ON);
  86                     } else {
  87                         ipCameraHandler.setChannelState(CHANNEL_ENABLE_MOTION_ALARM, OnOffType.OFF);
  88                     }
  89                     break;
  90                 case "/cgi-bin/hi3510/param.cgi?cmd=getaudioalarmattr":// Audio Alarm
  91                     if (content.contains("var aa_enable=\"1\"")) {
  92                         ipCameraHandler.setChannelState(CHANNEL_ENABLE_AUDIO_ALARM, OnOffType.ON);
  93                         value1 = Helper.searchString(content, "var aa_value=\"");
  94                         if (!value1.isEmpty()) {
  95                             ipCameraHandler.setChannelState(CHANNEL_THRESHOLD_AUDIO_ALARM, PercentType.valueOf(value1));
  96                         }
  97                     } else {
  98                         ipCameraHandler.setChannelState(CHANNEL_ENABLE_AUDIO_ALARM, OnOffType.OFF);
  99                     }
 100                     break;
 101                 case "param.cgi?cmd=getpirattr":// PIR Alarm
 102                     if (content.contains("var pir_enable=\"1\"")) {
 103                         ipCameraHandler.setChannelState(CHANNEL_ENABLE_PIR_ALARM, OnOffType.ON);
 104                     } else {
 105                         ipCameraHandler.setChannelState(CHANNEL_ENABLE_PIR_ALARM, OnOffType.OFF);
 106                     }
 107                     // Reset the Alarm, need to find better place to put this.
 108                     ipCameraHandler.noMotionDetected(CHANNEL_PIR_ALARM);
 109                     break;
 110                 case "/param.cgi?cmd=getioattr":// External Alarm Input
 111                     if (content.contains("var io_enable=\"1\"")) {
 112                         ipCameraHandler.setChannelState(CHANNEL_ENABLE_EXTERNAL_ALARM_INPUT, OnOffType.ON);
 113                     } else {
 114                         ipCameraHandler.setChannelState(CHANNEL_ENABLE_EXTERNAL_ALARM_INPUT, OnOffType.OFF);
 115                     }
 116                     break;
 117             }
 118         } finally {
 119             ReferenceCountUtil.release(msg);
 120         }
 121     }
 122
 123     // This handles the commands that come from the Openhab event bus.
 124     public void handleCommand(ChannelUID channelUID, Command command) {
 125         if (command instanceof RefreshType) {
 126             return;
 127         } // end of "REFRESH"
 128         switch (channelUID.getId()) {
 129             case CHANNEL_THRESHOLD_AUDIO_ALARM:
 130                 int value = Math.round(Float.valueOf(command.toString()));
 131                 if (value == 0) {
 132                     ipCameraHandler.sendHttpGET("/cgi-bin/hi3510/param.cgi?cmd=setaudioalarmattr&-aa_enable=0");
 133                 } else {
 134                     ipCameraHandler.sendHttpGET("/cgi-bin/hi3510/param.cgi?cmd=setaudioalarmattr&-aa_enable=1");
 135                     ipCameraHandler
 136                             .sendHttpGET("/cgi-bin/hi3510/param.cgi?cmd=setaudioalarmattr&-aa_enable=1&-aa_value="
 137                                     + command.toString());
 138                 }
 139                 return;
 140             case CHANNEL_ENABLE_AUDIO_ALARM:
 141                 if (OnOffType.ON.equals(command)) {
 142                     ipCameraHandler.sendHttpGET("/cgi-bin/hi3510/param.cgi?cmd=setaudioalarmattr&-aa_enable=1");
 143                 } else {
 144                     ipCameraHandler.sendHttpGET("/cgi-bin/hi3510/param.cgi?cmd=setaudioalarmattr&-aa_enable=0");
 145                 }
 146                 return;
 147             case CHANNEL_ENABLE_MOTION_ALARM:
 148                 if (OnOffType.ON.equals(command)) {
 149                     ipCameraHandler.sendHttpGET(
 150                             "/cgi-bin/hi3510/param.cgi?cmd=setmdattr&-enable=1&-name=1&cmd=setmdattr&-enable=1&-name=2&cmd=setmdattr&-enable=1&-name=3&cmd=setmdattr&-enable=1&-name=4");
 151                 } else {
 152                     ipCameraHandler.sendHttpGET(
 153                             "/cgi-bin/hi3510/param.cgi?cmd=setmdattr&-enable=0&-name=1&cmd=setmdattr&-enable=0&-name=2&cmd=setmdattr&-enable=0&-name=3&cmd=setmdattr&-enable=0&-name=4");
 154                 }
 155                 return;
 156             case CHANNEL_TEXT_OVERLAY:
 157                 String text = Helper.encodeSpecialChars(command.toString());
 158                 if (text.isEmpty()) {
 159                     ipCameraHandler.sendHttpGET("/param.cgi?cmd=setoverlayattr&-region=1&-show=0");
 160                 } else {
 161                     ipCameraHandler.sendHttpGET("/param.cgi?cmd=setoverlayattr&-region=1&-show=1&-name=" + text);
 162                 }
 163                 return;
 164             case CHANNEL_AUTO_LED:
 165                 if (OnOffType.ON.equals(command)) {
 166                     ipCameraHandler.sendHttpGET("/param.cgi?cmd=setinfrared&-infraredstat=auto");
 167                 } else {
 168                     ipCameraHandler.sendHttpGET("/param.cgi?cmd=setinfrared&-infraredstat=close");
 169                 }
 170                 return;
 171             case CHANNEL_ENABLE_PIR_ALARM:
 172                 if (OnOffType.ON.equals(command)) {
 173                     ipCameraHandler.sendHttpGET("/param.cgi?cmd=setpirattr&-pir_enable=1");
 174                 } else {
 175                     ipCameraHandler.sendHttpGET("/param.cgi?cmd=setpirattr&-pir_enable=0");
 176                 }
 177                 return;
 178             case CHANNEL_ENABLE_EXTERNAL_ALARM_INPUT:
 179                 if (OnOffType.ON.equals(command)) {
 180                     ipCameraHandler.sendHttpGET("/param.cgi?cmd=setioattr&-io_enable=1");
 181                 } else {
 182                     ipCameraHandler.sendHttpGET("/param.cgi?cmd=setioattr&-io_enable=0");
 183                 }
 184                 return;
 185         }
 186     }
 187
 188     void alarmTriggered(String alarm) {
 189         ipCameraHandler.logger.debug("Alarm has been triggered:{}", alarm);
 190         switch (alarm) {
 191             case "/instar?&active=1":// The motion area boxes 1-4
 192             case "/instar?&active=2":
 193             case "/instar?&active=3":
 194             case "/instar?&active=4":
 195                 ipCameraHandler.motionDetected(CHANNEL_MOTION_ALARM);
 196                 break;
 197             case "/instar?&active=5":// PIR
 198                 ipCameraHandler.motionDetected(CHANNEL_PIR_ALARM);
 199                 break;
 200             case "/instar?&active=6":// Audio Alarm
 201                 ipCameraHandler.audioDetected();
 202                 break;
 203             case "/instar?&active=7":// Motion Area 1
 204             case "/instar?&active=8":// Motion Area 2
 205             case "/instar?&active=9":// Motion Area 3
 206             case "/instar?&active=10":// Motion Area 4
 207                 ipCameraHandler.motionDetected(CHANNEL_MOTION_ALARM);
 208                 break;
 209         }
 210     }
 211
 212     // If a camera does not need to poll a request as often as snapshots, it can be
 213     // added here. Binding steps through the list.
 214     public ArrayList<String> getLowPriorityRequests() {
 215         ArrayList<String> lowPriorityRequests = new ArrayList<String>(2);
 216         lowPriorityRequests.add("/cgi-bin/hi3510/param.cgi?cmd=getaudioalarmattr");
 217         lowPriorityRequests.add("/cgi-bin/hi3510/param.cgi?cmd=getmdattr");
 218         lowPriorityRequests.add("/param.cgi?cmd=getinfrared");
 219         lowPriorityRequests.add("/param.cgi?cmd=getoverlayattr&-region=1");
 220         lowPriorityRequests.add("/param.cgi?cmd=getpirattr");
 221         lowPriorityRequests.add("/param.cgi?cmd=getioattr"); // ext alarm input on/off
 222         // lowPriorityRequests.add("/param.cgi?cmd=getserverinfo");
 223         return lowPriorityRequests;
 224     }
 225 }