48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
#include <DNSServer.h>
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#ifdef ESP32
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#include <WiFi.h>
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#include <AsyncTCP.h>
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#elif defined(ESP8266)
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#include <ESP8266WiFi.h>
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#include <ESPAsyncTCP.h>
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#endif
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#include "ESPAsyncWebServer.h"
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DNSServer dnsServer;
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AsyncWebServer server(80);
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class CaptiveRequestHandler : public AsyncWebHandler {
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public:
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CaptiveRequestHandler() {}
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virtual ~CaptiveRequestHandler() {}
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bool canHandle(AsyncWebServerRequest *request){
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//request->addInterestingHeader("ANY");
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return true;
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}
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void handleRequest(AsyncWebServerRequest *request) {
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AsyncResponseStream *response = request->beginResponseStream("text/html");
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response->print("<!DOCTYPE html><html><head><title>Captive Portal</title></head><body>");
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response->print("<p>This is out captive portal front page.</p>");
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response->printf("<p>You were trying to reach: http://%s%s</p>", request->host().c_str(), request->url().c_str());
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response->printf("<p>Try opening <a href='http://%s'>this link</a> instead</p>", WiFi.softAPIP().toString().c_str());
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response->print("</body></html>");
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request->send(response);
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}
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};
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void setup(){
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//your other setup stuff...
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WiFi.softAP("esp-captive");
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dnsServer.start(53, "*", WiFi.softAPIP());
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server.addHandler(new CaptiveRequestHandler()).setFilter(ON_AP_FILTER);//only when requested from AP
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//more handlers...
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server.begin();
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}
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void loop(){
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dnsServer.processNextRequest();
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}
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