添加新中新二代证读取器支持
This commit is contained in:
yuchenglong
170
electron/idcard-worker.js
Normal file
170
electron/idcard-worker.js
Normal file
@@ -0,0 +1,170 @@
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const { parentPort } = require("worker_threads");
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const koffi = require("koffi");
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const path = require("path");
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const iconv = require("iconv-lite");
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// 定义结构体
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const IDCardData = koffi.struct("IDCardData", {
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Name: koffi.array("char", 32),
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Sex: koffi.array("char", 6),
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Nation: koffi.array("char", 20),
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Born: koffi.array("char", 18),
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Address: koffi.array("char", 72),
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IDCardNo: koffi.array("char", 38),
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GrantDept: koffi.array("char", 32),
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UserLifeBegin: koffi.array("char", 18),
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UserLifeEnd: koffi.array("char", 18),
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reserved: koffi.array("char", 38),
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PhotoFileName: koffi.array("char", 255),
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});
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let lib = null;
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let running = false;
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// 解码 GBK 字符串
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function decodeGBK(buffer) {
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// 找到第一个 null 字节 (0x00) 的位置
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let nullIndex = -1;
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for (let i = 0; i < buffer.length; i++) {
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if (buffer[i] === 0) {
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nullIndex = i;
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break;
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}
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}
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// 如果找到了 null，截取前面的部分；否则使用整个 buffer
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const validBuffer = nullIndex !== -1 ? buffer.slice(0, nullIndex) : buffer;
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return iconv.decode(validBuffer, "gbk").trim();
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}
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// 加载 DLL
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function loadDll() {
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if (lib) return true;
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try {
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const fs = require("fs");
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const dllNames = ["Syn_IDCardRead.dll", "SynIDCardRead.dll"];
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// 确定 DLL 目录：优先检查生产环境 resources/xzx，否则使用开发环境 resources/xzx
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let dllDir = path.join(process.cwd(), "resources", "xzx");
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if (process.resourcesPath) {
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const prodDir = path.join(process.resourcesPath, "xzx");
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if (fs.existsSync(prodDir)) {
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dllDir = prodDir;
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}
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}
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let dllPath = null;
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for (const name of dllNames) {
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const p = path.join(dllDir, name);
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if (fs.existsSync(p)) {
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dllPath = p;
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break;
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}
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}
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if (!dllPath) {
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throw new Error(`DLL not found in ${dllDir}`);
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}
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lib = koffi.load(dllPath);
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return {
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Syn_FindUSBReader: lib.func("int Syn_FindUSBReader()"),
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Syn_USBOpenPort: lib.func("int Syn_USBOpenPort(int)"),
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Syn_USBClosePort: lib.func("int Syn_USBClosePort(int)"),
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Syn_USBStartFindIDCard: lib.func(
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"int Syn_USBStartFindIDCard(int, uint8*, int)"
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),
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Syn_USBSelectIDCard: lib.func(
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"int Syn_USBSelectIDCard(int, uint8*, int)"
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),
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Syn_ReadMsg: lib.func("int Syn_ReadMsg(int, int, _Out_ IDCardData*)"),
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};
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} catch (err) {
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parentPort.postMessage({
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type: "error",
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payload: `Failed to load DLL: ${err.message}`,
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});
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return null;
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}
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}
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async function startListen() {
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if (running) return;
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running = true;
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const api = loadDll();
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if (!api) {
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running = false;
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return;
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}
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try {
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let port = api.Syn_FindUSBReader();
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if (port <= 0) port = 1001;
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const openRes = api.Syn_USBOpenPort(port);
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if (openRes !== 0) {
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parentPort.postMessage({
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type: "error",
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payload: `Open port ${port} failed: ${openRes}`,
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});
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running = false;
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return;
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}
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const iin = Buffer.alloc(4);
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const sn = Buffer.alloc(8);
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// IDCardData 结构体大小计算: 32+6+20+18+72+38+32+18+18+38+255 = 547 字节
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// koffi 会自动处理结构体内存分配
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while (running) {
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// 寻卡
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api.Syn_USBStartFindIDCard(port, iin, 0);
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// 选卡
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api.Syn_USBSelectIDCard(port, sn, 0);
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// 读卡
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const data = {}; // koffi 输出对象
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const ret = api.Syn_ReadMsg(port, 0, data);
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if (ret === 0 && data) {
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const payload = {
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name: decodeGBK(Buffer.from(data.Name)),
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sex: decodeGBK(Buffer.from(data.Sex)),
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nation: decodeGBK(Buffer.from(data.Nation)),
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born: decodeGBK(Buffer.from(data.Born)),
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address: decodeGBK(Buffer.from(data.Address)),
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id_card_no: decodeGBK(Buffer.from(data.IDCardNo)),
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grant_dept: decodeGBK(Buffer.from(data.GrantDept)),
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life_begin: decodeGBK(Buffer.from(data.UserLifeBegin)),
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life_end: decodeGBK(Buffer.from(data.UserLifeEnd)),
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photo_path: decodeGBK(Buffer.from(data.PhotoFileName)),
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};
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parentPort.postMessage({ type: "data", payload });
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// 读到卡后暂停一下，避免重复读取太快
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await new Promise((r) => setTimeout(r, 500));
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} else {
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// 没读到卡，稍微等待
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await new Promise((r) => setTimeout(r, 150));
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}
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}
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api.Syn_USBClosePort(port);
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} catch (err) {
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parentPort.postMessage({
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type: "error",
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payload: `Worker error: ${err.message}`,
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});
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running = false;
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}
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}
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parentPort.on("message", (msg) => {
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if (msg === "start") {
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startListen();
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} else if (msg === "stop") {
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running = false;
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}
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});
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@@ -1,42 +1,95 @@
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const { app, BrowserWindow } = require("electron");
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const path = require("path");
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const { app, BrowserWindow, ipcMain } = require('electron');
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const path = require('path');
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const { Worker } = require('worker_threads');
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let idCardWorker = null;
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let mainWindow = null;
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function createIdCardWorker() {
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if (idCardWorker) return;
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idCardWorker = new Worker(path.join(__dirname, 'idcard-worker.js'));
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idCardWorker.on('message', (msg) => {
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if (!mainWindow) return;
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if (msg.type === 'data') {
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mainWindow.webContents.send('idcard-data', { payload: msg.payload });
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} else if (msg.type === 'error') {
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mainWindow.webContents.send('idcard-error', { payload: msg.payload });
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}
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});
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idCardWorker.on('error', (err) => {
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console.error('Worker error:', err);
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});
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idCardWorker.on('exit', (code) => {
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if (code !== 0) console.error(`Worker stopped with exit code ${code}`);
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idCardWorker = null;
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});
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}
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function createWindow() {
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const win = new BrowserWindow({
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width: 1080,
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height: 1920,
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webPreferences: {
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preload: path.join(__dirname, "preload.js"),
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preload: path.join(__dirname, 'preload.js'),
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nodeIntegration: false,
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contextIsolation: true,
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},
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});
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mainWindow = win;
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// 开发环境下加载 Vite 开发服务器地址
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// 生产环境下加载打包后的 index.html
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// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¼<EFBFBD><EFBFBD><EFBFBD> Vite <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ
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// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¼<EFBFBD><EFBFBD>ش<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> index.html
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const isDev = !app.isPackaged;
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if (isDev) {
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win.loadURL("http://localhost:5173");
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// 打开开发者工具
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win.loadURL('http://localhost:5173');
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// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߹<EFBFBD><EFBFBD><EFBFBD>
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win.webContents.openDevTools();
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} else {
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win.loadFile(path.join(__dirname, "../dist/index.html"));
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win.loadFile(path.join(__dirname, '../dist/index.html'));
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}
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}
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app.whenReady().then(() => {
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createWindow();
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createIdCardWorker();
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app.on("activate", () => {
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// IPC <20><><EFBFBD><EFBFBD>
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ipcMain.handle('start_idcard_listen', () => {
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if (idCardWorker) {
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idCardWorker.postMessage('start');
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} else {
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createIdCardWorker();
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idCardWorker.postMessage('start');
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}
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return 'started';
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});
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ipcMain.handle('stop_idcard_listen', () => {
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if (idCardWorker) {
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idCardWorker.postMessage('stop');
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}
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return 'stopped';
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});
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app.on('activate', () => {
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if (BrowserWindow.getAllWindows().length === 0) {
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createWindow();
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}
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});
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});
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app.on("window-all-closed", () => {
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if (process.platform !== "darwin") {
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app.on('window-all-closed', () => {
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if (idCardWorker) {
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idCardWorker.terminate();
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}
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if (process.platform !== 'darwin') {
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app.quit();
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}
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});
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@@ -1,6 +1,12 @@
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const { contextBridge, ipcRenderer } = require("electron");
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const { contextBridge, ipcRenderer } = require('electron');
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contextBridge.exposeInMainWorld("electronAPI", {
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// 在这里暴露安全的 API 给渲染进程
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// example: sendMessage: (message) => ipcRenderer.send('message', message)
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contextBridge.exposeInMainWorld('electronAPI', {
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startIdCardListen: () => ipcRenderer.invoke('start_idcard_listen'),
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stopIdCardListen: () => ipcRenderer.invoke('stop_idcard_listen'),
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onIdCardData: (callback) => ipcRenderer.on('idcard-data', (event, value) => callback(value)),
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onIdCardError: (callback) => ipcRenderer.on('idcard-error', (event, value) => callback(value)),
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removeIdCardListeners: () => {
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ipcRenderer.removeAllListeners('idcard-data');
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ipcRenderer.removeAllListeners('idcard-error');
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}
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});
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