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北斗短报文通信服务平台

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qubiaobiao
2026-03-27 17:51:58 +08:00
commit 90a8407924
103 changed files with 2714 additions and 0 deletions
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32
app/middleware/parseDataPackage/parseDataPackage.js Normal file
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// 解析数据包
module.exports = (middleware, data) => {
const utils = middleware.utils;
const shunt = middleware.shunt;
let msg;
if (data == 'e5bf83e8b7b3') {
msg = 'e5bf83e8b7b37878787888888888';
} else {
let regex = /..?/g,
arr = data.match(regex),
baseArr = utils.getArr(arr, 0, 14),
baseObj = {
infoSource: { label: "信源", data: parseInt(baseArr[0] + baseArr[1], 16) },
destination: { label: "信宿", data: parseInt(baseArr[2] + baseArr[3], 16) },
packageNumber: { label: "包序号", data: parseInt(baseArr[4] + baseArr[5] + baseArr[6] + baseArr[7], 16) },
dataItem: { label: "当前数据项", data: parseInt(baseArr[8], 16) },
dataLength: { label: "当前数据段总长度", data: parseInt(baseArr[9] + baseArr[10], 16) },
resendFlag: { label: "重发标志", data: parseInt(baseArr[11], 16) },
resendItem: { label: "重发数据项", data: parseInt(baseArr[12], 16) },
resendLength: { label: "重发数据段总长度", data: parseInt(baseArr[13] + baseArr[14], 16) },
dataContent: { label: "数据段", }
};
if (baseObj.dataItem.data !== 0) {
shunt.selectXFType(middleware, 'now', baseObj, arr);
}
if (baseObj.resendFlag.data !== 0) {
shunt.selectXFType(middleware, 'resend', baseObj, arr);
}
msg = baseObj;
}
return msg;
};

24
app/middleware/parseDataPackage/parseMsg.js Normal file
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// 解析通信服务的通信数据
module.exports = (type, msg) => {
let regex, arr, result = '';
if (type == '0000') {
// 0000, 汉字编码，按14bit区位编码，前7位为区码，后7位为位码
// 区号和位号分别加上160，再分别转换成十六进制数，就成为四位的十六进制GB2312国家标准编码
regex = /.......?/g;
arr = msg.match(regex);
for (let t = 0; t < arr.length; t += 2) {
result = result + (parseInt(arr[t], 2) + 160).toString(16) + (parseInt(arr[t + 1], 2) + 160).toString(16);
}
} else if (type == '0001') {
// 0001，BCD码，按4bit编码，将每4bit二进制转换为一个十进制数，再拼接成字符串
regex = /....?/g;
arr = msg.match(regex);
arr.forEach(element => {
result = result + parseInt(element, 2);
});
} else {
// 保留，二进制转为十进制
result = parseInt(msg, 2);
}
return result;
};

125
app/middleware/parseDataPackage/parseXFType004.js Normal file
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// 解析通信服务信息
module.exports = (middleware, dataArr, objCtx) => {
const utils = middleware.utils;
const parseDataPackage = middleware.parseDataPackage;
let informationFieldString = utils.hexToBinary(utils.getString(dataArr, 0, dataArr.length - 1));
objCtx.msgContent = {
originalMsg: utils.getString(dataArr, 0, dataArr.length - 1),
outboundTypeIdentification: { label: "出站类型标识", data: parseInt(informationFieldString.slice(0, 8), 2) },
receiverType: { label: "收方类型", data: parseInt(informationFieldString.slice(8, 16), 2) },
receiverAddress: { label: "收方地址", data: parseInt(informationFieldString.slice(parseInt(informationFieldString.slice(8, 16), 2) == 0 ? 40 : 16, 64), 2) },
msgLength: { label: "信息长度", data: parseInt(informationFieldString.slice(64, 80), 2) },
msgCategory: {
label: "信息类别",
retain: { label: "保留", data: informationFieldString.slice(80, 81) },
outboundFrameCategory: { label: "出站帧类别", data: informationFieldString.slice(81, 83) },
typeOfCommunication: { label: "通信类型", },
},
};
informationFieldString = informationFieldString.slice(83, objCtx.msgContent.msgLength.data + 80);
switch (informationFieldString.slice(0, 2)) {
case '00':
objCtx.msgContent.msgCategory.typeOfCommunication.shortMsg = { label: "短报文", data: informationFieldString.slice(0, 2) };
objCtx.msgContent.msgCategory.typeOfCommunication.senderType = { label: "发方类型", data: informationFieldString.slice(2, 3) };
objCtx.msgContent.msgCategory.typeOfCommunication.packetID = {
label: "报文标识",
instantMessages: { label: "是否为即时报文出站", data: informationFieldString.slice(3, 4) },
acknowledgmentOfReceipt: { label: "是否需要收方用户自动回执", data: informationFieldString.slice(4, 5) },
};
break;
case '01':
if (informationFieldString.slice(2, 3) == '0') {
objCtx.msgContent.msgCategory.typeOfCommunication.onDemandCommunications = { label: "点播通信", data: informationFieldString.slice(0, 3) };
objCtx.msgContent.msgCategory.typeOfCommunication.senderType = { label: "发方类型", data: informationFieldString.slice(3, 4) };
objCtx.msgContent.msgCategory.typeOfCommunication.realTimeIdentification = { label: "实时标识", data: informationFieldString.slice(4, 5) };
} else {
objCtx.msgContent.msgCategory.typeOfCommunication.retain = { label: "保留", data: informationFieldString.slice(0, 5) };
}
break;
case '10':
if (informationFieldString.slice(0, 5) == '10000') {
objCtx.msgContent.msgCategory.typeOfCommunication.receiptQueryResults = { label: "回执查询结果", data: informationFieldString.slice(0, 5) };
} else {
objCtx.msgContent.msgCategory.typeOfCommunication.retain = { label: "保留", data: informationFieldString.slice(0, 5) };
}
break;
case '11':
if (informationFieldString.slice(0, 5) == '11000') {
objCtx.msgContent.msgCategory.typeOfCommunication.multicastCommunication = { label: "组播通信", data: informationFieldString.slice(0, 5) };
} else if (informationFieldString.slice(0, 5) == '11010') {
objCtx.msgContent.msgCategory.typeOfCommunication.broadcastCommunications = { label: "通播通信", data: informationFieldString.slice(0, 5) };
} else {
objCtx.msgContent.msgCategory.typeOfCommunication.retain = { label: "保留", data: informationFieldString.slice(0, 5) };
}
break;
default:
break;
};
if (informationFieldString.slice(0, 2) == '00' || informationFieldString.slice(0, 3) == '010' || informationFieldString.slice(0, 5) == '11000' || informationFieldString.slice(0, 5) == '11010') {
let typeMsg = informationFieldString.slice(0, 5);
objCtx.msgContent.outboundMsg = {
label: "出站信息段",
firstFrame: { label: "是否首帧", data: informationFieldString.slice(5, 6) },
resumeFrame: { label: "有无续帧", data: informationFieldString.slice(6, 7) },
senderAddress: { label: "发方地址", },
};
if (typeMsg.slice(0, 3) == '001' || typeMsg.slice(0, 4) == '0101') {
objCtx.msgContent.outboundMsg.senderAddress.data = parseInt(informationFieldString.slice(7, 55), 2);
informationFieldString = informationFieldString.slice(55, informationFieldString.length);
} else {
objCtx.msgContent.outboundMsg.senderAddress.data = parseInt(informationFieldString.slice(7, 31), 2);
informationFieldString = informationFieldString.slice(31, informationFieldString.length);
};
objCtx.msgContent.outboundMsg.sendMsgTime = {
label: "发信时间",
weeklyInstructions: { label: "周指示", data: parseInt(informationFieldString.slice(0, 1), 2) },
intraWeekSeconds: { label: "周内秒", data: parseInt(informationFieldString.slice(1, 21), 2) },
};
if (typeMsg.slice(0, 2) == '00' && objCtx.msgContent.receiverAddress.data == '通播地址') {
objCtx.msgContent.outboundMsg.ancillaryInformation = {
label: "辅助信息",
msgNumber: { label: "信息编号", data: parseInt(informationFieldString.slice(21, 29), 2) },
};
informationFieldString = informationFieldString.slice(29, informationFieldString.length);
} else if (typeMsg.slice(0, 2) == '00' && objCtx.msgContent.receiverAddress.data == '组播地址') {
objCtx.msgContent.outboundMsg.ancillaryInformation = {
label: "辅助信息",
totalGroupMembers: { label: "编组组员总数", data: parseInt(informationFieldString.slice(21, 28), 2) },
onlineGroupMembers: { label: "在线组员数", data: parseInt(informationFieldString.slice(28, 35), 2) },
msgNumber: { label: "信息编号", data: parseInt(informationFieldString.slice(35, 43), 2) },
};
informationFieldString = informationFieldString.slice(43, informationFieldString.length);
} else if (typeMsg.slice(0, 5) == '11000') {
objCtx.msgContent.outboundMsg.multicastAncillaryInformation = {
label: "组播辅助信息",
totalGroupMembers: { label: "编组组员总数", data: parseInt(informationFieldString.slice(21, 28), 2) },
onlineGroupMembers: { label: "在线组员数", data: parseInt(informationFieldString.slice(28, 35), 2) },
};
informationFieldString = informationFieldString.slice(35, informationFieldString.length);
} else {
informationFieldString = informationFieldString.slice(21, informationFieldString.length);
}
objCtx.msgContent.outboundMsg.encodingCategory = { label: "编码类别", data: informationFieldString.slice(0, 4) }
objCtx.msgContent.outboundMsg.msgData = { label: "通信数据", data: parseDataPackage.parseMsg(objCtx.msgContent.outboundMsg.encodingCategory.data, informationFieldString.slice(4, informationFieldString.length)) }
} else if (informationFieldString.slice(0, 5) == '10000') {
objCtx.msgContent.receiptQueryResults = {
label: "回执查询结果",
communicationRecipientAddress: { label: "通信收方地址", data: parseInt(informationFieldString.slice(5, 29), 2), },
receiptsNumber: { label: "回执数", data: parseInt(informationFieldString.slice(29, 32), 2), },
}
if (objCtx.msgContent.receiptQueryResults.receiptsNumber.data !== 0) {
informationFieldString = informationFieldString.slice(32, informationFieldString.length);
for (let k = 0; k < objCtx.msgContent.receiptQueryResults.receiptsNumber.data; k++) {
let communicationTime = "communicationTime" + (k + 1);
objCtx.msgContent.receiptQueryResults[communicationTime] = {
label: "通信发信时间" + (k + 1),
weeklyInstructions: { label: "周指示", data: parseInt(informationFieldString.slice(0, 1), 2) },
intraWeekSeconds: { label: "周内秒", data: parseInt(informationFieldString.slice(1, 21), 2) },
}
informationFieldString = informationFieldString.slice(21, informationFieldString.length);
}
}
} else {
objCtx.msgContent.retain = { label: "保留", data: informationFieldString.slice(5, informationFieldString.length), }
};
};

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app/middleware/parseDataPackage/parseXFType005.js Normal file
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// 解析广播服务信息
module.exports = (middleware, dataArr, objCtx) => {
const utils = middleware.utils;
let fixedFieldString = utils.hexToBinary(utils.getString(dataArr, 0, 15).slice(0, 16)),
informationFieldString = utils.hexToBinary(utils.getString(dataArr, 17, objCtx.contentLength.data + 3));
objCtx.msgContent = {
fixedField: {
label: "固定域",
satelliteNumber: { label: "卫星号", data: parseInt(fixedFieldString.slice(0, 6), 2) },
beamNumber: { label: "波束号", data: parseInt(fixedFieldString.slice(6, 10), 2) },
hyperframeCount: { label: "超帧计数", data: parseInt(fixedFieldString.slice(10, 27), 2) },
weeklyCount: { label: "周计数", data: parseInt(fixedFieldString.slice(27, 40), 2) },
frequencyDynamicControl: { label: "频度动态控制", data: parseInt(fixedFieldString.slice(40, 44), 2) },
outboundDelayForecast: { label: "出站时延预报", data: parseInt(fixedFieldString.slice(44, 48), 2) },
integrityInformation: { label: "完好性信息", data: parseInt(fixedFieldString.slice(48, 50), 2) },
reserved1: { label: "保留1", data: parseInt(fixedFieldString.slice(50, 55), 2) },
reserved2: { label: "保留2", data: parseInt(fixedFieldString.slice(55, 64), 2) },
repeat: { label: "重复" },
},
msgType: { label: "MsgType", data: parseInt(utils.hexToBinary(dataArr[16]), 2) },
informationField: { label: "类别信息域", },
}
objCtx.msgContent.informationField.satellitesNumber = { label: "本帧电文包括卫星数", data: parseInt(informationFieldString.slice(0, 3), 2) };
informationFieldString = informationFieldString.slice(3, informationFieldString.length);
if (objCtx.msgContent.informationField.satellitesNumber.data !== 0) {
for (let j = 0; j < objCtx.msgContent.informationField.satellitesNumber.data; j++) {
let satellitesObj = "satellitesObj" + (j + 1);
objCtx.msgContent.informationField[satellitesObj] = {
label: "卫星" + (j + 1),
PRNNumber: { label: "导航PRN号", data: parseInt(informationFieldString.slice(0, 6), 2) },
beamsNumber: { label: "出站波束数量", data: parseInt(informationFieldString.slice(6, 10), 2) },
reserved1: { label: "保留1", data: parseInt(informationFieldString.slice(10, 16), 2) },
reserved2: { label: "保留2", data: parseInt(informationFieldString.slice(16, 22), 2) },
}
informationFieldString = informationFieldString.slice(22, informationFieldString.length);
if (objCtx.msgContent.informationField[satellitesObj].beamsNumber.data !== 0) {
for (let l = 0; l < objCtx.msgContent.informationField[satellitesObj].beamsNumber.data; l++) {
let CenterObj = "CenterObj" + (l + 1);
objCtx.msgContent.informationField[satellitesObj][CenterObj] = {
label: "波束" + (l + 1) + "中心经纬度",
longitude: { label: "经度", data: parseInt(informationFieldString.slice(0, 1), 2) == 0 ? parseInt(informationFieldString.slice(1, 9), 2) : '-' + parseInt(informationFieldString.slice(1, 9), 2) },
latitude: { label: "纬度", data: parseInt(informationFieldString.slice(9, 10), 2) == 0 ? parseInt(informationFieldString.slice(10, 17), 2) : '-' + parseInt(informationFieldString.slice(10, 17), 2) },
}
informationFieldString = informationFieldString.slice(17, informationFieldString.length);
}
}
}
objCtx.msgContent.informationField.reserved = { label: "保留", data: informationFieldString };
} else {
objCtx.msgContent.informationField.reserved = { label: "保留", data: informationFieldString };
}
};

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app/middleware/parseDataPackage/parseXFType099.js Normal file
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// 解析集团客户认证结果信息
module.exports = (dataArr, objCtx) => {
let authCoed = parseInt(dataArr.pop(), 16);
if (authCoed == 1) {
let token = '';
dataArr.forEach(element => {
token = token + String.fromCodePoint(parseInt(element, 16));
});
objCtx.token = token;
objCtx.authStatus = '1';
objCtx.resultMsg = '认证成功';
} else if (authCoed == 0) {
objCtx.authStatus = '0';
objCtx.resultMsg = '认证失败';
}
};