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Add captive portal example from #228. (#241) 

* Add captive portal example from #228.

* Add missing headers.

* Update CaptivePortal.ino
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Hermann Kraus 2019-06-22 20:43:41 +02:00 committed by Me No Dev
parent 2dc705cd05
commit e952f95b43
1 changed files with 42 additions and 0 deletions
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examples/CaptivePortal/CaptivePortal.ino Normal file
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#include <WiFi.h>
#include <AsyncTCP.h>
#include <DNSServer.h>
#include "ESPAsyncWebServer.h"
DNSServer dnsServer;
AsyncWebServer server(80);
class CaptiveRequestHandler : public AsyncWebHandler {
public:
CaptiveRequestHandler() {}
virtual ~CaptiveRequestHandler() {}
bool canHandle(AsyncWebServerRequest *request){
//request->addInterestingHeader("ANY");
return true;
}
void handleRequest(AsyncWebServerRequest *request) {
AsyncResponseStream *response = request->beginResponseStream("text/html");
response->print("<!DOCTYPE html><html><head><title>Captive Portal</title></head><body>");
response->print("<p>This is out captive portal front page.</p>");
response->printf("<p>You were trying to reach: http://%s%s</p>", request->host().c_str(), request->url().c_str());
response->printf("<p>Try opening <a href='http://%s'>this link</a> instead</p>", WiFi.softAPIP().toString().c_str());
response->print("</body></html>");
request->send(response);
}
};
void setup(){
//your other setup stuff...
WiFi.softAP("esp-captive");
dnsServer.start(53, "*", WiFi.softAPIP());
server.addHandler(new CaptiveRequestHandler()).setFilter(ON_AP_FILTER);//only when requested from AP
//more handlers...
server.begin();
}
void loop(){
dnsServer.processNextRequest();
}