Wiki source code of Mapwize

Version 15.1 by Xiaoling on 2022/05/26 15:17

version	line-number	content
1.7	1	~ Contents：
1.2	2
1.1	3	{{toc/}}
	4
	5
1.2	6	= 1. Introduction =
1.1	7
1.2	8	This article shows how to use [[LBT1>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/165-lbt1.html]] to build an Indoor Positioning Solution.
1.1	9
6.2	10	[[image:image-20220526150521-2.png]]
1.1	11
1.2	12	LBT1 Indoor Positioning Network Structure
1.1	13
6.2	14
1.2	15	= 2. Prepare Map =
1.1	16
1.2	17	== 2.1 Prepare iBeacons ==
1.1	18
1.2	19	(((
1.3	20	(((
1.2	21	Any BLE iBeacons should work in this solution, each iBeacon stands for a fix position in the map. Here is an iBeacon for example.
	22	)))
1.3	23	)))
1.1	24
1.2	25	(((
1.3	26	(((
1.2	27	First of all, user needs to accurately place the beacon at each location, which is the reference for positioning.
	28	)))
1.3	29	)))
1.1	30
1.2	31	(((
1.3	32	(((
1.2	33	BCN01 iBeacon from Dragino: [[http:~~/~~/www.dragino.com/products/accessories/item/166-bcn01.html>>url:http://www.dragino.com/products/accessories/item/166-bcn01.html]]
	34	)))
1.3	35	)))
1.1	36
6.2	37	[[image:image-20220526150651-4.png]]
1.1	38
1.2	39	BCN01 iBeacon
1.1	40
8.2	41
1.2	42	(((
1.3	43	(((
1.2	44	We need to get the UUID, MAJOR, MINOR, TXPOWER where each iBeacon is placed. We can get it with the iBeacon software, such as "EW-beacon".
	45	)))
1.3	46	)))
1.1	47
8.2	48	[[image:image-20220526150743-5.png]]
1.1	49
1.2	50	beacon software
	51
	52
8.2	53	[[image:image-20220526150824-6.png]]
1.2	54
	55	beacon software
	56
8.2	57
1.2	58	== 2.2 Create Map ==
	59
	60	(((
1.3	61	(((
1.2	62	Here we use the indoor map at [[https:~~/~~/studio.mapwize.io/>>url:https://studio.mapwize.io/]]. Below shows the steps for create a map and put the iBeacon on a fix position.
	63	)))
1.3	64	)))
1.2	65
	66	(((
1.3	67	(((
1.2	68	~1. Register an account at [[https:~~/~~/studio.mapwize.io/>>url:https://studio.mapwize.io/]] to create an indoor map.
	69	)))
1.3	70	)))
1.2	71
	72	(((
1.3	73	(((
1.2	74	2. Create Place Types.
	75	)))
1.3	76	)))
1.2	77
9.2	78	[[image:image-20220526150915-7.png]]
1.2	79
	80	Create place types
	81
9.2	82
1.2	83	3. Search Venues. （Indoor map area identification）
	84
11.2	85	[[image:image-20220526151046-8.png]]
1.2	86
	87	(((
1.4	88	(((
1.2	89	The map accurately places the beacon of ibeacon, which is the reference for positioning. At this time, UUID, MAJOR and MINOR must be filled in correctly.
11.2	90
	91
1.2	92	)))
1.4	93	)))
1.2	94
	95	4. Upload Floor plan.
	96
11.2	97	[[image:image-20220526151223-9.png]]
1.2	98
	99	add images
	100
13.2	101
1.2	102	5. Create Layer
	103
13.2	104	[[image:image-20220526151305-10.png]]
1.2	105
	106	create layer
	107
13.2	108
1.4	109	(((
1.2	110	6. Add iBeacon position info. Drag the iBeacon to match position and input the UUID, MAJOR and MINOR of this iBeacon.
1.4	111	)))
1.2	112
13.2	113	[[image:image-20220526151519-11.png]]
1.2	114
	115	create iBeacon
	116
	117	= 3. Configure TTN =
	118
	119	== 3.1 Configure LBT1 to Upload data to TTN ==
	120
2.4	121	Please refer the instruction in the [[User Manual>>url:http://www.dragino.com/downloads/index.php?dir=accessories/Bluetooth/BCN01]]. Note the (% style="color:#4f81bd" %)LBT1 need to set to MOD=3(%%) here.
1.2	122
	123	== 3.2 Decoder in TTN ==
	124
	125	(% class="box" %)
	126	(((
	127	function Decoder(bytes, port) {
	128	\\~/~/ Decode an uplink message from a buffer
	129	\\~/~/ (array) of bytes to an object of fields.
	130	\\value = bytes[0] << 8 \| bytes[1];
	131	\\var batV = value/1000;~/~/Battery,units:V
	132	\\var mode = bytes[5];
	133	\\~/~/var value=(bytes[3]-0x30)1000 +(bytes[5]-0x30)100 + (bytes[5]-0x30)*10 +(bytes[6]-0x30);
	134	\\~/~/var value = bytes.slice(3);
	135	\\var i;
	136	\\var con;
	137	\\var str = "";
	138	\\var major = 1;
	139	\\var minor = 1;
	140	\\var rssi = 0;
	141	\\var addr = "";
	142	\\if(mode ==2 ) {
	143	\\ for(i = 38 ; i<50 ; i++) {
	144	\\ con = bytes[i].toString();
	145	\\ str += String.fromCharCode(con);
	146	\\ }
	147	\\ addr = str;
	148	\\ str = "";
	149	\\ for(i = 6 ; i<38 ; i++) {
	150	\\ con = bytes[i].toString();
	151	\\ str += String.fromCharCode(con);
	152	\\ }
	153	\\ value = str;
	154	\\}
	155	\\if(mode == 3 ) {
	156	\\ str = "";
	157	\\ for(i = 18 ; i < 22 ; i++) {
	158	\\ con = bytes[i].toString();
	159	\\ str += String.fromCharCode(con);
	160	\\ }
	161	\\ major = parseInt(str, 16);
	162	\\ str = "";
	163	\\ for(i = 22 ; i < 26 ; i++) {
	164	\\ con = bytes[i].toString();
	165	\\ str += String.fromCharCode(con);
	166	\\ }
	167	\\ minor = parseInt(str, 16);
	168	\\ str = "";
	169	\\ for(i = 28 ; i < 32 ; i++) {
	170	\\ con = bytes[i].toString();
	171	\\ str += String.fromCharCode(con);
	172	\\ }
	173	\\ rssi = parseInt(str);
	174	\\ str = "";
	175	\\ for(i = 6 ; i < 18 ; i++) {
	176	\\ con = bytes[i].toString();
	177	\\ str += String.fromCharCode(con);
	178	}
	179	\\ value = str;
	180	}
	181	\\if(mode == 1) {
	182	\\ for(i = 6 ; i<11 ; i++) {
	183	\\ con = bytes[i].toString();
	184	\\ str += String.fromCharCode(con);
	185	\\ }
	186	\\ value = str;
	187	}
	188	\\var uuid = value;
	189	\\var alarm = bytes[2] >> 4 & 0x0F;
	190	\\var step_count = (bytes[2] & 0x0F) << 16 \| bytes[3] << 8 \| bytes[4];
	191	\\return {
	192	UUID: uuid,
	193	ADDR: addr,
	194	MAJOR: major,
	195	MINOR: minor,
	196	RSSI:rssi,
	197	STEP: step_count,
	198	ALARM: alarm,
	199	BatV:batV,
	200	};
	201	}
	202
	203	)))
	204
	205	= 4. Set Up Converter Server =
	206
1.4	207	* (((
	208	How to install and run this service on Linux?
	209	)))
1.2	210
1.4	211	(((
1.2	212	Step1.Rent a Linux on Amazon cloud or alicloud to the host, and pre install the Linux system (Debian, Ubuntu, CentOS are available for distribution).
1.4	213	)))
1.2	214
1.4	215	(((
1.2	216	Step2.Run the code on the server after compiling. Compilation requires the support of libcurl. First, compile libmqtt in the code, and then compile location.
1.4	217	)))
1.2	218
1.4	219	(((
1.2	220	System: Debian / Ubuntu
1.4	221	)))
1.2	222
1.4	223	(% class="box" %)
	224	(((
	225	step:
1.8	226	\\1. sudo apt install libcurl4-dev
	227	\\2. sudo apt install gcc automake autoconf libtool make cmake
	228	\\3. git clone -b master https:~/~/github.com/mikayong/location.git
	229	\\4. cd location/libmqtt
	230	\\5. mkdir build
	231	\\6. cd build && cmake ../
	232	\\7. make && sudo make install
	233	\\8. cd ../
	234	\\9. make
	235	\\10. sudo cp location_conf.json /etc/
	236	\\11. Edit the configuration file, and run the location service in the background: ./location &
1.4	237	)))
1.2	238
1.4	239	(((
1.2	240	Step3.The location service subscribes to the lora information stream on TTN through the mqtt protocol, parses the information to generate a geographic location, and finally creates a geographic location on the mapwize map. The following is the configuration of the location service, the configuration file is in json format, the file is /etc/location_conf.json
1.4	241	)))
1.2	242
	243	= 5. Configuration file： location_conf.json =
	244
1.9	245	* (((
	246	We use the 120.78.138.177 server as an example. The location service is currently installed on the 120.78.138.177 server, the code is in /root/location, and the configuration file for running location pre-read directly is /etc/location_conf.json.
	247	)))
1.2	248
1.9	249	(((
1.2	250	{ "location_conf": {
1.9	251	)))
1.2	252
1.5	253	(% class="box" %)
	254	(((
1.9	255	(((
1.5	256	"loctype": "indoor", ~/~/ indoor/outdoor
	257	"locmap": "mapwize" ~/~/ Map interface: mapwize， traccar
	258	)))
1.9	259	)))
1.2	260
1.9	261	(((
1.2	262	}, "mqtt_conf": {
1.9	263	)))
1.2	264
1.5	265	(% class="box" %)
	266	(((
1.9	267	(((
1.5	268	"servaddr": "[str]", ~/~/ Lorawan server address: Refer to TTN app handler：eu.thethings.network
	269	"servport": [int], ~/~/ Lorawan server port: 1883
1.9	270	"clientid": "[str]", ~/~/ MQTT client identity: Custom
	271	"qos":[int], ~/~/ （Optional） MQTT service quality: 0
	272	"username":"[str]", ~/~/ Agent name of mqtt: application ID of TTN
1.5	273	"password":"[str]", ~/~/ The proxy password of mqtt: application access key of TTN
1.10	274	"topic":"[str]", ~/~/ The topic of mqtt subscription: TTN is + / devices / + / up
1.5	275	"connection":"[str]" }, ~/~/（Optional） mqtt is a string used for direct connection, composed of serveraddr and port
1.9	276	"mapwize_conf":{ ~/~/Map settings
1.5	277	"apikey": "[str]", ~/~/ The apikey of the map user can be found on the Api keys page of wapwize, and read and write permissions need to be set
	278	"venueid":"[str]", ~/~/ （Optional）Indoor map area identification
	279	"orgid":"[str]", ~/~/ The identity of the user organizer
	280	"universesid":"[str]", ~/~/The range indicator of the indoor map, find it on the universes page
	281	"placetype": "[str]" ~/~/The type of place used to identify the creation must be created on the placetypes page in the map, where the placetype name is filled in
1.2	282	},
	283	"loracloud":{
1.5	284	"token": "[str]" ~/~/The password string of loracloud location service, the outdoor map must fill in the account token of loracloud
	285	)))
1.9	286	)))
1.2	287
1.9	288	(((
1.2	289	}
1.9	290	)))
1.2	291
1.5	292	(% class="box" %)
	293	(((
1.9	294	(((
1.5	295	"rssi_conf": {
	296	"rssirate": [int], ~/~/ （Optional） A basis for rssi calculation distance, the rssi value (absolute value) when the beacon is 1 meter apart
	297	"rssidiv": [float] } ~/~/ （Optional） rssi measures an attenuation value of distance. As the distance to the beacon is farther, the value changes speed
	298	)))
1.9	299	)))
1.2	300
1.9	301	(((
1.2	302	}
1.9	303	)))
1.2	304
	305	* Parameter acquisition method of configuration file：
	306
1.6	307	(% class="box" %)
	308	(((
	309	"username":"[str]"
	310	)))
1.2	311
	312	[[image:https://wiki.dragino.com/images/thumb/d/da/Beacon50.png/600px-Beacon50.png\|\|height="185" width="600"]]
	313
	314	username
	315
1.6	316	(% class="box" %)
	317	(((
1.8	318	"password":"[str]"
1.6	319	)))
1.2	320
1.10	321	[[image:https://wiki.dragino.com/images/thumb/b/bd/Beacon51.png/800px-Beacon51.png\|\|alt="File:Beacon51.png" height="259" width="598"]]
1.2	322
	323	password
	324
1.6	325	(% class="box" %)
	326	(((
	327	"apikey": "[str]"
	328	)))
1.2	329
2.5	330	[[image:https://wiki.dragino.com/images/thumb/5/53/Qwe3.png/800px-Qwe3.png\|\|alt="File:Qwe3.png" height="325" width="606"]]
1.2	331
	332	apikey
	333
1.6	334	(% class="box" %)
	335	(((
	336	"orgid":"[str]"
	337	)))
1.2	338
1.10	339	[[image:https://wiki.dragino.com/images/thumb/f/f4/Qwe4.png/800px-Qwe4.png\|\|alt="File:Qwe4.png" height="304" width="622"]]
1.2	340
	341	orgid
	342
1.6	343	(% class="box" %)
	344	(((
	345	"universesid":"[str]"
	346	)))
1.2	347
	348	[[image:https://wiki.dragino.com/images/thumb/9/9a/Qwe5.jpg/600px-Qwe5.jpg\|\|height="424" width="600"]]
	349
	350	universesid
	351
1.6	352	(% class="box" %)
	353	(((
	354	"placetype": "[str]"
	355	)))
1.2	356
	357	[[image:https://wiki.dragino.com/images/thumb/9/93/Qwe6.png/600px-Qwe6.png\|\|height="318" width="600"]]
	358
	359	placetype
	360
	361
1.6	362	Here are two ways to enter the server：
1.2	363
1.6	364	~1. WinSCP
	365
1.2	366	[[image:https://wiki.dragino.com/images/thumb/6/6b/Ibeacon4.jpg/600px-Ibeacon4.jpg\|\|height="385" width="600"]]
	367
	368	[[image:https://wiki.dragino.com/images/thumb/7/78/Ibeacon5.jpg/600px-Ibeacon5.jpg\|\|height="385" width="600"]]
	369
1.10	370	[[image:https://wiki.dragino.com/images/thumb/c/cd/Ibeacon6.jpg/800px-Ibeacon6.jpg\|\|alt="File:Ibeacon6.jpg" height="362" width="599"]]
1.2	371
	372	way1
	373
1.6	374	2. secureCRT
1.2	375
	376	[[image:https://wiki.dragino.com/images/thumb/7/7b/Ibeacon7.jpg/600px-Ibeacon7.jpg\|\|height="326" width="600"]]
	377
	378	[[image:https://wiki.dragino.com/images/thumb/6/64/Ibeacon8.jpg/600px-Ibeacon8.jpg\|\|height="326" width="600"]]
	379
1.10	380	[[image:https://wiki.dragino.com/images/thumb/d/de/Ibeacon9.jpg/800px-Ibeacon9.jpg\|\|alt="File:Ibeacon9.jpg" height="327" width="602"]]
1.2	381
	382	way2
	383
	384	= 6. Test Result =
	385
	386	The real-time position on the map is obtained according to the moving change of LBT1.
	387
	388	[[image:https://wiki.dragino.com/images/thumb/7/70/Beacon15.png/600px-Beacon15.png\|\|alt="Beacon15.png" height="294" width="600"]]

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