test.ino

#include <Bridge.h>
#include <YunServer.h>
#include <YunClient.h>


int LEDPIN = 13; // your LED PIN
YunServer server;
void setup() {
   // Start our connection
  Serial.begin(9600);
  pinMode(LEDPIN,OUTPUT);
  digitalWrite(LEDPIN,HIGH); // turn on Led while connecting
  Bridge.begin();  

  // Show a fancy flash pattern once connected
  digitalWrite(LEDPIN,LOW); 
  delay(150);
  digitalWrite(LEDPIN,HIGH); 
  delay(150);
  digitalWrite(LEDPIN,LOW); 
  delay(150);
  digitalWrite(LEDPIN,HIGH); 
  delay(150);
  digitalWrite(LEDPIN,LOW); 
  delay(150);
  
  // Disable for some connections:
  // Start listening for connections  
  
  // server.listenOnLocalhost();
  server.begin();

}

void loop() {
 // Listen for clients
  YunClient client = server.accept();
  // Client exists?
  if (client) {
    // Lets process the request!
    process(client);
    client.stop();
  }
  delay(50);
}

void process(YunClient client) {
  // Collect user commands

  String command = client.readStringUntil('\\'); // load whole string
  command.trim();
  // Enable HTML
  client.println("Status: 200");
  client.println("Content-type: text/html");
  client.println();
  
  // Show UI
  client.println("<B><Center>");
  client.println("<a href='http://arduinoania.local/arduino/on\\'>Turn ON LED</a><br>");
  client.println("<a href='http://arduinoania.local/arduino/off\\'>Turn OFF LED</a><br>");
  client.print("Command: ");
  client.println(command);
  client.println("</B></Center>");

  
  // Check what the user entered ...
  
  // Turn on

  if (command == "on") {
    digitalWrite(13,HIGH);
    delay(1000);
  }
  
  // Turn off
  if (command == "off") 
  {
    digitalWrite(13,LOW);
    delay(1000);
  }

}