espp8266_wlan_repeater.ino

#include <ESP8266WiFi.h>
#include <WiFiClient.h>
#include <WiFiServer.h>
#include <WiFiUdp.h>
#include <ESP8266mDNS.h>
#include <ESP8266WebServer.h>

const char* ssid = "*********";  //Name des bestehenden Wlan Netzwerkes
const char* password = "**********";  //Passwort des bestehenden Wlan Netzwerkes

char serverw[] = "weather.yahooapis.com"; //Webserver
WiFiClient client;
String website;

ESP8266WebServer server(80);
MDNSResponder mdns;

void setup() {
  Serial.begin(115200);
  delay(10);
  WiFi.softAP("esp8266_ap", "michaelsarduino");  //Name und Passwort des neuen Wlan Netzwerks
  
  // Connect to WiFi network
  Serial.println();
  Serial.println();
  Serial.print("Connecting to ");
  Serial.println(ssid);
  
  WiFi.begin(ssid, password);
  
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  if (mdns.begin("esp8266", WiFi.localIP())) {
    Serial.println("MDNS responder started");
  }
  server.begin();
  server.on("/", handleRoot);
}


void loop() {
  server.handleClient();
  mdns.update(); 
}


void handleRoot() {
  if (client.connect(serverw, 80)) {
   //Serial.println("connected to server");
    client.println("GET /forecastrss?w=676757&u=c HTTP/1.1");  // /index.html durch gewuenschte Unterseite ersetzen (index.html = Startseite)
    client.println("Host: weather.yahooapis.com"); //Adresse des Webservers
    client.println("Connection: close");
    client.println();  //Verbindungs mit Server aufbauen und HTTP Anfrage senden
  }
  
  while(website.length() < 10)
  {
    while (client.available()) 
    {
      website = client.readString();
    }
  }
  if (!client.connected()) {
    Serial.println();
    Serial.println("disconnecting from server.");
    client.stop();
    //Beenden der Verbindung
  }

  server.send(200, "text/html", "<h1>Yahoo Wetter</h1>");  
  server.send(200, "text/html", website);
}