#include <Ethernet.h>
byte mac[] = {
  0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };
byte ip[] = {
  132, 205, 136, 133 };
byte gateway[] = {
  132, 205, 136, 1 };
byte subnet[] = {
  255, 255, 255, 0 };
byte server[] = {
  70, 80, 237, 203 }; // phone server address
Client client(server, 8080);

//variables for phone timing storage
const int  idSize = 20; //The time storage sze is 20 chars long
const int timeLen = 32; //we leave room for 10 chars of time
char uniqID[idSize]; //this stores the channel number from the call
char newuniqID[idSize]; //this is used for comparison of two ids
char time[timeLen]; //the amound of time the call lasted
const int plug = 3; //set the pin of the 120v plug.

//RX TX Ethernet variables
char inByte = 'c'; //incoming byte from serial rx
int stringPos = 0; //string index counter
long lastCompletionTime = 0; //counter for delay after last completion

void setup()
{
  Ethernet.begin(mac, ip, gateway, subnet);
  Serial.begin(9600);

  delay(1000);

  Serial.println("connecting...");

  if (client.connect()) {
    Serial.println("connected");
    client.println("GET /index.php HTTP/1.0");
    client.println();
    //wait for the content to be served
    delay(3000);

    //read in variable values for uniqID and the time
    inByte = client.read();
    while(client.available()){

      //if we read a pipe "|" we have an id
      if (inByte == '|'){
        inByte = client.read();
        while (inByte != '<' && inByte != '\n'){
          //save the newuniqID channel id
          uniqID[stringPos]=inByte;
          stringPos ++;
          //move to the next character
          inByte = client.read();
        }
      }
      else {
        //keep reading
        inByte = client.read();
      }
    }
    //empty the client
    client.flush();
    Serial.println(uniqID);
  }
  else {
    Serial.println("connection failed");
  }

  //set the default values
  pinMode(plug,OUTPUT);
}

void loop()
{
  //this is called when all data has been read from the remote server
  if (!client.connected()) {
    Serial.println();
    Serial.println("disconnecting.");
    client.stop();
    //restart the server every 9 seconds
    delay(9000);
    {
      fetchWeb();
    }
  }
}

void fetchWeb(){
  //clear data from last request
  inByte = -1;
  stringPos = 0;
    for (int i=0; i<timeLen;i++){
      time[i] = -1;
    }
  Serial.println("re-connecting...");

  if (client.connect()) {
    Serial.println("connected");
    client.println("GET /index.php HTTP/1.0");
    client.println();
    //wait for the content to be served
    delay(3000);
    //read in variable values for uniqID and the time
    inByte = client.read();

    while(client.available()){
      //if we read a pipe "|" we have an id
      if (inByte == '|'){
        inByte = client.read();
        //while we do not find <
        while (inByte != '<' && inByte != '\n'){
          //save the newuniqID channel id
          newuniqID[stringPos]=inByte;
          stringPos ++;
          //move to the next character
          inByte = client.read();
        }
      }
      else {
        //keep reading
        inByte = client.read();
      }
      //looking for the left delimiter of a time
      if (inByte == '<'){
        //found time
        Serial.println("starting time");
        //we found a time string
        stringPos =0;
        inByte = client.read();
        while (inByte != '>'){
          time[stringPos]=inByte;
          stringPos ++;
          inByte = client.read();
        }
      }
    }
    //empty the client
    client.flush();
  }
  else {
    Serial.println("connection failed");
  }

  //check if we have a new call
  Serial.print("old user is ");
  Serial.println(uniqID);
  Serial.print("new user is ");
  Serial.println(newuniqID);

  //check the id for identical matches
  int flag = 0;
  for (int i=0; i<idSize;i++){
    if (uniqID[i] != newuniqID[i])
    {
      flag++;
    } //increment the flag if different uniqIDs
  }

  if (flag>0){
    //send the time in milliseconds to the projector
    int timeMS = atoi(time);
    Serial.print("projecting for");
    Serial.println(timeMS);
    project(timeMS);
    //set the new id to the old id
    for (int i=0; i<idSize;i++){
      uniqID[i] = newuniqID[i];
    }
    //we finished projecting
  }
  else{
    Serial.print("No new user this time");
  }
}

void project(int t){
    digitalWrite(plug,HIGH);
    Serial.println("Circuit HOT for ");
    Serial.println(t);
    delay(t); //wait while we play
    //Turn it off
    digitalWrite(plug,LOW);
    Serial.println("Circuit OFF");

}

<?php 

//By Emmanuel Lalande
//For CART 453
//OCT 18 2009

include('db_connection.php');

//get variables from address bar
 $areaCode = $_GET['area'];
 $city= $_GET['city'];
 $startPage = $_GET['startp'];
 $depth= $_GET['depth'];
 $fLetter = $_GET['fletter'];
 $lLetter = $_GET['lletter'];

//declaratoin of variables:
$rightDelimiter = '(';
$leftDelimiter = ') ';
//how deep will this search go?
$maxPages = $startPage+$depth;

//array to store phone numbers
$phoneNumbers = array();

//this will store the web address and its variables
$myFile = '';

//loop this for as many letters as there are in the alphabet
while($fLetter <= $lLetter){
//read pages as deep as we requested
	for ($currPage = $startPage; $currPage <= $maxPages; $currPage++){
	//scan 411.ca
	$myFile = 'http://www.411.ca/whitepages/?fn=First%20Name&ln=' . $fLetter . '&cz=' . $city . '&page='. $currPage;

	// make sure the file is successfully opened before doing anything else
if ($fp = fopen($myFile, 'r')) {
   $content = file_get_contents ($myFile);
//there are 10 phone numbers per 411.ca page
   for($i=1; $i<=10; $i++){
   // find the first occurence of the phone number and truncate the file
   $searchString = $rightDelimiter.$areaCode.$leftDelimiter;
   $content = strstr ( $content ,  $searchString );
   // convert the phone number to a numerical value and remove the '-' delimiters
   $rawNumber = substr($content,6,9);

   $rawNumber = $areaCode.substr($rawNumber,0,3).substr($rawNumber,4,4);

   // send it to the array

   $phoneNumbers[] = $rawNumber;
 $content = substr($content,7);
 }  

} else {
   // an error occured when trying to open the specified file
}

	}
//move on to the next letter in the alphabet
$fLetter++;
}

//send the obtained values of this harvest to the Database
foreach ($phoneNumbers as $phoneNumber){
$query =
'INSERT INTO qwenippi_phones.number (id , number)
VALUES (
NULL ,  "'.$phoneNumber.'")';
mysql_query($query);
}
//success!
echo "Harvested ". count($phoneNumbers) . " phone numbers.";

?>

exten => 1234,1,ResetCDR(w)
; we will find the number here
exten => 1234,n,Monitor(wav)
; we will set the number to a variable and call it below
exten => 1234,n,AGI(picktransfer.php)
;set the maximum ring time to 20 seconds.
exten => 1234,n,Dial(SIP/Voipgo/${ARDUINOFW},20)

<?php
include('db_connection.php');
//this page returns one phone number that has not yet been called, at random, from the database
//it is called when the asterisk server receives a telephone call and runs its script
$query = '
SELECT *
FROM number
WHERE called = 0
ORDER BY RAND()
LIMIT 1
';
$result = mysql_query($query);
while($row = mysql_fetch_assoc($result))
{
$id = $row['id'];
echo $row['number'];
}

//when we finish we must assume this number has been called
// we mark this in the DB
$sql = "UPDATE qwenippi_phones.number SET called=1 WHERE id=$id";
mysql_query($sql);
?>