feat: add configurable manual operator selection

README.md

@@ -22,6 +22,11 @@
 - 支持通过WEB界面进行Ping测试，以极低的成本消耗余额
 - 支持长短信自动合并（30秒超时）
 - 支持管理员短信远程发送短信和重启设备
+- 支持自动选网或按 PLMN 手动指定运营商
+
+## 手动运营商选择
+
+默认使用模组自动选网。如需固定到特定运营商，可在 WEB 管理页的“选网配置”中选择手动模式并填写 5 或 6 位数字 PLMN（MCC + MNC）。保存后设备会重启并应用 LTE 选网配置。
 
 ## 推送通道支持
 

code/config.cpp

@@ -13,6 +13,8 @@ void saveConfig() {
   preferences.putString("webUser", config.webUser);
   preferences.putString("webPass", config.webPass);
   preferences.putString("numBlkList", config.numberBlackList);
+  preferences.putUChar("operatorMode", config.operatorMode);
+  preferences.putString("operatorCode", config.operatorCode);
 
   // 保存推送通道配置
   for (int i = 0; i < MAX_PUSH_CHANNELS; i++) {
@@ -42,6 +44,9 @@ void loadConfig() {
   config.webUser = preferences.getString("webUser", DEFAULT_WEB_USER);
   config.webPass = preferences.getString("webPass", DEFAULT_WEB_PASS);
   config.numberBlackList = preferences.getString("numBlkList", "");
+  config.operatorMode = preferences.getUChar("operatorMode", 0);
+  config.operatorCode = preferences.getString("operatorCode", "");
+  if (config.operatorMode > 1) config.operatorMode = 0;
 
   // 加载推送通道配置
   for (int i = 0; i < MAX_PUSH_CHANNELS; i++) {

code/config_types.h

@@ -44,6 +44,8 @@ struct Config {
   String webUser;      // Web管理账号
   String webPass;      // Web管理密码
   String numberBlackList;  // 号码黑名单（换行符分隔）
+  uint8_t operatorMode;     // 0=自动选网, 1=手动选网
+  String operatorCode;      // PLMN（MCC+MNC，例如 46000）
 };
 
 // 默认Web管理账号密码

code/modem.cpp

@@ -1,6 +1,19 @@
 #include "modem.h"
 #include "web_handlers.h"
 
+static bool configureOperator() {
+  if (config.operatorMode == 0) {
+    logCaptureLn(String("选网模式：自动选择"));
+    return sendATandWaitOK("AT+COPS=0", 60000);
+  }
+
+  char command[32];
+  snprintf(command, sizeof(command), "AT+COPS=1,2,\"%s\",7",
+           config.operatorCode.c_str());
+  logCaptureLn(String("按配置执行手动选网"));
+  return sendATandWaitOK(command, 60000);
+}
+
 // 发送AT命令并获取响应
 String sendATCommand(const char* cmd, unsigned long timeout) {
   while (Serial1.available()) Serial1.read();
@@ -88,6 +101,9 @@ void modemInit() {
     if(model == "ML307Y") need_set_CGACT = false;
   }
 
+  bool operatorReady = configureOperator();
+  if (!operatorReady) logCaptureLn(String("⚠️ 选网命令未成功完成"));
+
   if(need_set_CGACT) {
     while (!sendATandWaitOK("AT+CGACT=0,1", 5000)) {
       logCaptureLn(String("设置CGACT失败，重试..."));
@@ -115,7 +131,7 @@ void modemInit() {
   }
   if (ceregRetry < 30) {
     logCaptureLn(String("网络已注册"));
-    modemReady = true;
+    modemReady = operatorReady;
   } else {
     logCaptureLn(String("⚠️ 网络注册超时（无SIM卡或信号差），模组功能不可用"));
     modemReady = false;

code/web_handlers.cpp

@@ -92,6 +92,9 @@ void handleRoot() {
   html.replace("%SMTP_SEND_TO%", config.smtpSendTo);
   html.replace("%ADMIN_PHONE%", config.adminPhone);
   html.replace("%NUMBER_BLACK_LIST%", config.numberBlackList);
+  html.replace("%OP_MODE_AUTO%", config.operatorMode == 0 ? " selected" : "");
+  html.replace("%OP_MODE_MANUAL%", config.operatorMode == 1 ? " selected" : "");
+  html.replace("%OPERATOR_CODE%", config.operatorCode);
 
   // 概览页面的配置状态
   bool emailOk = config.smtpServer.length() > 0 && config.smtpUser.length() > 0 &&
@@ -852,6 +855,8 @@ void handlePing() {
 void handleSave() {
   if (!checkAuth()) return;
 
+  bool operatorConfigChanged = false;
+
   // 账号管理表单：只在字段存在时更新
   if (server.hasArg("webUser")) {
     String newWebUser = server.arg("webUser");
@@ -890,6 +895,27 @@ void handleSave() {
     config.numberBlackList = server.arg("numberBlackList");
   }
 
+  if (server.hasArg("operatorMode")) {
+    uint8_t newMode = (uint8_t)server.arg("operatorMode").toInt();
+    if (newMode > 1) newMode = 0;
+    String newCode = server.arg("operatorCode");
+    newCode.trim();
+
+    bool validPlmn = newCode.length() == 5 || newCode.length() == 6;
+    for (unsigned int i = 0; validPlmn && i < newCode.length(); i++) {
+      validPlmn = isDigit(newCode.charAt(i));
+    }
+    if (newMode == 1 && !validPlmn) {
+      server.send(400, "text/plain; charset=utf-8", "手动选网需要填写 5 或 6 位数字 PLMN");
+      return;
+    }
+
+    operatorConfigChanged = config.operatorMode != newMode ||
+                            config.operatorCode != newCode;
+    config.operatorMode = newMode;
+    config.operatorCode = newCode;
+  }
+
   // 推送通道配置：只在对应通道的字段存在时更新
   for (int i = 0; i < MAX_PUSH_CHANNELS; i++) {
     String idx = String(i);
@@ -919,6 +945,7 @@ void handleSave() {
 
   saveConfig();
   configValid = isConfigValid();
+  String saveMessage = operatorConfigChanged ? "正在重启并应用选网配置..." : "3秒后返回配置页面...";
 
   String html = R"rawliteral(
 <!DOCTYPE html>
@@ -935,13 +962,20 @@ void handleSave() {
 <body>
   <div class="success">
     <h2>✅ 配置保存成功！</h2>
-    <p>3秒后返回配置页面...</p>
+    <p>%SAVE_MESSAGE%</p>
     <p>如果修改了账号密码，请使用新的账号密码登录</p>
   </div>
 </body>
 </html>
 )rawliteral";
+  html.replace("%SAVE_MESSAGE%", saveMessage);
   server.send(200, "text/html", html);
+
+  if (operatorConfigChanged) {
+    delay(800);
+    ESP.restart();
+    return;
+  }
 
   // 如果配置有效，发送启动通知
   if (configValid) {

code/web_html.cpp

@@ -199,6 +199,7 @@ const char* htmlPage = R"rawliteral(
       <a data-panel="email"><span class="ico">📧</span> <span>邮件通知</span></a>
       <a data-panel="push"><span class="ico">🔗</span> <span>推送通道</span></a>
       <a data-panel="admin"><span class="ico">👤</span> <span>管理员 &amp; 黑名单</span></a>
+      <a data-panel="operator"><span class="ico">📶</span> <span>选网配置</span></a>
       <div class="sidebar-divider"></div>
       <div class="sidebar-section-label">工具</div>
       <a data-panel="sendsms"><span class="ico">📤</span> <span>发送短信</span></a>
@@ -335,6 +336,19 @@ const char* htmlPage = R"rawliteral(
       </form>
     </div>
 
+    <!-- ===== Operator selection ===== -->
+    <div class="panel" id="panel-operator">
+      <h1 class="page-title">选网配置</h1>
+      <p class="page-subtitle">默认使用自动选择；手动模式按 PLMN 指定运营商</p>
+      <form action="/save" method="POST">
+        <div class="card"><div class="card-body">
+          <div class="form-group"><label class="form-label">选网模式</label><select class="form-input" name="operatorMode" id="operatorMode" onchange="toggleOperatorFields()"><option value="0"%OP_MODE_AUTO%>自动选择</option><option value="1"%OP_MODE_MANUAL%>手动指定</option></select></div>
+          <div id="manualOperatorFields"><div class="form-group"><label class="form-label">PLMN（MCC + MNC）</label><input class="form-input" name="operatorCode" value="%OPERATOR_CODE%" inputmode="numeric" pattern="[0-9]{5,6}" maxlength="6" placeholder="例如 46000"><p class="form-hint">按指定运营商接入 LTE 网络</p></div></div>
+        </div></div>
+        <button type="submit" class="btn btn-primary btn-block btn-save">保存并应用</button>
+      </form>
+    </div>
+
     <!-- ===== Send SMS ===== -->
     <div class="panel" id="panel-sendsms">
       <h1 class="page-title">发送短信</h1>
@@ -505,8 +519,14 @@ const char* htmlPage = R"rawliteral(
       else if (type == 9) { hint.innerHTML = 'Gotify<br>填写服务器地址 + 应用 Token'; extra.style.display='block'; document.getElementById('key1label'+idx).innerText='Token（应用 Token）'; document.getElementById('key1'+idx).placeholder='A...'; }
       else if (type == 10) { hint.innerHTML = 'Telegram Bot<br>Chat ID（参数1）+ Bot Token（参数2）'; extra.style.display='block'; document.getElementById('key1label'+idx).innerText='Chat ID'; document.getElementById('key1'+idx).placeholder='123456789'; if(kg)kg.style.display='block'; document.getElementById('key2label'+idx).innerText='Bot Token'; document.getElementById('key2'+idx).placeholder='12345678:ABC...'; }
     }
+    function toggleOperatorFields() {
+      var mode = document.getElementById('operatorMode');
+      var fields = document.getElementById('manualOperatorFields');
+      if (mode && fields) fields.style.display = mode.value === '1' ? 'block' : 'none';
+    }
     document.addEventListener('DOMContentLoaded', function() {
       for (var i = 0; i < 5; i++) { toggleChannel(i); updateTypeHint(i); }
+      toggleOperatorFields();
     });
 
     // ---- Send SMS ----