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#include #include #define DEBUG #ifdef DEBUG //以下三个定义为调试定义 #define DebugBegin(baud_rate) Serial.begin(baud_rate) #define DebugPrintln(message) Serial.println(message) #define DebugPrint(message) Serial.print(message) #else //以下三个定义为调试定义 #define DebugBegin(baud_rate) #define DebugPrintln(message) #define DebugPrint(message) #endif const char* ap_ssid = "esp_webconfig"; const char* ap_password = "";//开放式网络 char sta_ssid[32] = {0}; char sta_password[64] = {0}; const char* webpage_html = "\ \r\n\ \r\n\ \r\n\ \r\n\ Document\r\n\ \r\n\ \r\n\ \r\n\ \r\n\ \r\n\ "; IPAddress local_IP(192,168,4,1); IPAddress gateway(192,168,4,1); IPAddress subnet(255,255,255,0); void initApConfig(); void initWebServer(); void connectToWifi(); void handleRootPost(); void handleRoot(); void handleNotFound(); ESP8266WebServer server(80); void setup(void) { DebugBegin(115200); DebugPrintln(""); DebugPrint("connect ap: "); DebugPrintln(ap_ssid); initApConfig(); DebugPrint("IP address: "); DebugPrintln(WiFi.softAPIP()); initWebServer(); DebugPrintln("HTTP server started"); Serial.printf("Ready! Open http://%s in your browser\n", WiFi.softAPIP().toString().c_str()); } void loop(void) { server.handleClient(); } /** * 初始化AP配置 */ void initApConfig(){ WiFi.mode(WIFI_AP); WiFi.softAPConfig(local_IP, gateway, subnet); WiFi.softAP(ap_ssid, ap_password); } /** * 初始化webserver配置 */ void initWebServer(){ server.on("/", HTTP_GET, handleRoot); server.on("/", HTTP_POST, handleRootPost); server.onNotFound(handleNotFound); server.enableCORS(true); server.begin(); } /** * 连接到WiFi */ void connectToWifi(){ DebugPrintln("connectToWifi"); WiFi.disconnect(); WiFi.mode(WIFI_STA); WiFi.begin(sta_ssid, sta_password); int cnt = 0; while (WiFi.status() != WL_CONNECTED) { delay(500); cnt++; Serial.print("."); if(cnt>=40){ cnt = 0; //重启系统 DebugPrintln("\r\nRestart now!"); ESP.restart(); } } DebugPrintln("connectToWifi Success!"); } /** * 处理web post请求 */ void handleRootPost() { DebugPrintln("handleRootPost"); if (server.hasArg("ssid")) { DebugPrint("got ssid:"); strcpy(sta_ssid, server.arg("ssid").c_str()); DebugPrintln(sta_ssid); } else { DebugPrintln("error, not found ssid"); server.send(200, "text/plain", "error, not found ssid"); return; } if (server.hasArg("password")) { DebugPrint("got password:"); strcpy(sta_password, server.arg("password").c_str()); DebugPrintln(sta_password); } else { DebugPrintln("error, not found password"); server.send(200, "text/plain", "error, not found password"); return; } server.send(200, "text/plain", "保存成功"); delay(2000); //连接wifi connectToWifi(); } /** * 处理web get请求 */ void handleRoot() { DebugPrintln("handleRoot"); server.send(200, "text/html", webpage_html); } void handleNotFound() { if (server.method() == HTTP_OPTIONS) { server.sendHeader("Access-Control-Max-Age", "10000"); server.sendHeader("Access-Control-Allow-Methods", "PUT,POST,GET,OPTIONS"); server.sendHeader("Access-Control-Allow-Headers", "*"); server.send(204); } else { server.send(404, "text/plain", ""); } String message = "File Not Found\n\n"; server.send(404, "text/plain", message); }