/*
created 30 march 2016
by andres santos
*/
#include <SPI.h>
#include <WiFi101.h>
#include <WiFiMDNSResponder.h>
#include <Adafruit_NeoPixel.h>
#ifdef __AVR__
#include <avr/power.h>
#endif
char ssid[] = "unPhone"; // your network SSID (name)
char pass[] = "internetme"; // your network password
int keyIndex = 0; // your network key Index number (needed only for WEP)
char mdnsName[] = "wifi101"; // the MDNS name that the board will respond to
// Note that the actual MDNS name will have '.local' after
// the name above, so "wifi101" will be accessible on
// the MDNS name "wifi101.local".
String getContent="";
bool isGet=false;
String gotContent="";
char* buf="";
int status = WL_IDLE_STATUS;
// Which pin on the Arduino is connected to the NeoPixels?
// On a Trinket or Gemma we suggest changing this to 1
#define PIN 6
// How many NeoPixels are attached to the Arduino?
int numPixels=30;
// Create a MDNS responder to listen and respond to MDNS name requests.
WiFiMDNSResponder mdnsResponder;
Adafruit_NeoPixel pixels = Adafruit_NeoPixel(numPixels, PIN, NEO_GRB + NEO_KHZ800);
int delayval = 500; // delay for half a second
WiFiServer server(80);
void setup() {
//Initialize serial and wait for port to open:
Serial.begin(9600);
while (!Serial) {
; // wait for serial port to connect. Needed for native USB port only
}
// check for the presence of the shield:
if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present");
// don't continue:
while (true);
}
// attempt to connect to Wifi network:
while ( status != WL_CONNECTED) {
Serial.print("Attempting to connect to SSID: ");
Serial.println(ssid);
// Connect to WPA/WPA2 network. Change this line if using open or WEP network:
status = WiFi.begin(ssid, pass);
// wait 10 seconds for connection:
delay(10000);
}
// you're connected now, so print out the status:
printWifiStatus();
server.begin();
pixels.begin();
// Setup the MDNS responder to listen to the configured name.
// NOTE: You _must_ call this _after_ connecting to the WiFi network and
// being assigned an IP address.
if (!mdnsResponder.begin(mdnsName)) {
Serial.println("Failed to start MDNS responder!");
while(1);
}
Serial.print("Server listening at http://");
Serial.print(mdnsName);
Serial.println(".local/");
}
String pos1, pos2, id3;
int rc=0,gc=150,bc=0;
void loop() {
// Call the update() function on the MDNS responder every loop iteration to
// make sure it can detect and respond to name requests.
mdnsResponder.poll();
// listen for incoming clients
WiFiClient client = server.available();
if (client) {
Serial.println("new client");
// an http request ends with a blank line
boolean currentLineIsBlank = true;
while (client.connected()) {
if (client.available()) {
char c = client.read();
// if you've gotten to the end of the line (received a newline
// character) and the line is blank, the http request has ended,
// so you can send a reply
if (c == '\n' && currentLineIsBlank) {
// send a standard http response header
client.println("HTTP/1.1 200 OK");
client.println("Content-Type: text/html");
client.println("Connection: close"); // the connection will be closed after completion of the response
break;
}
if(getContent=="GET"){
isGet=true;
}
if (c == '\r'){
isGet=false;
}
if (c == '\n') {
// you're starting a new line
currentLineIsBlank = true;
isGet=false;
}
else if (c != '\r') {
getContent=getContent+c;
if(isGet){
gotContent=gotContent+c;
}
// you've gotten a character on the current line
currentLineIsBlank = false;
}
}
}
// give the web browser time to receive the data
delay(1);
// close the connection:
client.stop();
getContent="";
//separating characters
int firstEncounter=gotContent.indexOf(" H");
String realString=gotContent.substring(0,firstEncounter);
Serial.println(realString.substring(0,4));
if(realString==" /on"){
for(int i=0;i<numPixels;i++){
// pixels.Color takes RGB values, from 0,0,0 up to 255,255,255
pixels.setPixelColor(i, pixels.Color(rc,gc,bc)); // Moderately bright green color.
pixels.show(); // This sends the updated pixel color to the hardware.
// Delay for a period of time (in milliseconds).
}
} else if(realString==" /off"){
Serial.println("OFFING");
for(int i=0;i<numPixels;i++){
// pixels.Color takes RGB values, from 0,0,0 up to 255,255,255
pixels.setPixelColor(i, 0); // Moderately bright green color.
pixels.show(); // This sends the updated pixel color to the hardware.
// Delay for a period of time (in milliseconds).
}
} else if(realString.substring(0,4)==" /co"){
rc=realString.substring(4,7).toInt();
gc=realString.substring(7,10).toInt();
bc=realString.substring(10,13).toInt();
for(int i=0;i<numPixels;i++){
// pixels.Color takes RGB values, from 0,0,0 up to 255,255,255
pixels.setPixelColor(i, pixels.Color(rc,gc,bc)); // Moderately bright green color.
pixels.show(); // This sends the updated pixel color to the hardware.
// Delay for a period of time (in milliseconds).
}
} else if(realString.substring(0,4)==" /nu"){
int changePixelNumber=realString.substring(4).toInt();
numPixels=changePixelNumber;
} else if(realString.substring(0,4)==" /le"){
for(int i=0;i<numPixels;i++){
// pixels.Color takes RGB values, from 0,0,0 up to 255,255,255
pixels.setPixelColor(i, 0); // Moderately bright green color.
pixels.show(); // This sends the updated pixel color to the hardware.
// Delay for a period of time (in milliseconds).
}
int incomingPixel=realString.substring(4).toInt();
pixels.setPixelColor(incomingPixel , pixels.Color(rc,gc,bc));
}
Serial.println(realString);
gotContent="";
buf="";
Serial.println("client disconnected");
}
}
void printWifiStatus() {
// print the SSID of the network you're attached to:
Serial.print("SSID: ");
Serial.println(WiFi.SSID());
// print your WiFi shield's IP address:
IPAddress ip = WiFi.localIP();
Serial.print("IP Address: ");
Serial.println(ip);
// print the received signal strength:
long rssi = WiFi.RSSI();
Serial.print("signal strength (RSSI):");
Serial.print(rssi);
Serial.println(" dBm");
}
Source : Arduino NeoPixel Wifi
