<?php
/*
* estructura de la tabla que alberga el contador
CREATE TABLE `contador` (
`id` INT NOT NULL AUTO_INCREMENT PRIMARY KEY ,
`ip` CHAR( 20 ) CHARACTER SET ASCII COLLATE ascii_general_ci NOT NULL ,
`fecha` TIMESTAMP NOT NULL ,
`cuenta` INT NOT NULL ,
UNIQUE (`ip`)
) ENGINE = INNODB;
*/
@define ('ERR_ORM_NO_ACTIVO','ORM no está activo');
class Contador {
private $orm = null;
private $error = '';
// segundos que han de transcurrir para que se considere una nueva visita
private $lapso = 86400; // 24h * 60m * 60s;
// path de las imagenes, relativas al index
private $pathImg = '.';
// total acumulado, para no tener que hacer la consulta cada vez
private $total = -1;
// total anterior a la actualización para poder hacer animiación del cambio
private $totalAnt = -1;
public function __construct(PDO $orm, $lapso = 86400, $pathImg='.'){
$this->lapso = $lapso;
$this->pathImg = $pathImg;
if ($orm){
$this->orm = $orm;
$this->totalAnt = $this->total($orm);
$this->inc($orm);
$this->total = $this->total($orm);
return 1;
}else{
$this->error = ERR_ORM_NO_ACTIVO;
return 0;
}
}
/* si no se integra con Slim / IdiOrm, hacer esto antes de llamar a contador
*
* $orm = new mysqli($dbhost,$dbuser,$dbpass,$dbdb);
*
*/
public function getError(){ return $this->error; }
public function getTotal(){ return $this->total; }
// para establecer el totalAnt en el caso de controlar cookies para el navegador del usuario
public function setTotalAnt($ant) { $this->totalAnt = $ant; }
public function __destruct() {
//if ($this->orm) $orm->close();
}
public function clientIp(){
if (isset($_SERVER['HTTP_X_FORWARDER_FOR']) && $_SERVER['HTTP_X_FORWARDER_FOR'] != ''){
$ip = (!empty($_SERVER['REMOTE_ADDR']))?$_SERVER['REMOTE_ADDR']:
((!empty($_ENV['REMOTE_ADDR']))?$_ENV['REMOTE_ADDR']:"unknow");
$entries = split('[, ]', $_SERVER['HTTP_X_FORWARDER_FOR']);
reset($entries);
while (list(,$entry) = each($entries)){
$entry = trim($entry);
if (preg_match("/^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+)/",$entry,$ip_list)){
$private_ip = array(
'/^0\./',
'/^127\.0\.0\.1/',
'/^192\.168\..*/',
'/^172\.((1[6-9])|(2[0-9])|(3[0-1]))\..*/',
'/^10\..*/');
$found_ip = preg_replace($private_ip, $ip, $ip_list[1]);
if ($ip != $found_ip){
$ip = $found_ip;
break;
}
}
}
}else{
$ip = (!empty($_SERVER['REMOTE_ADDR']))?$_SERVER['REMOTE_ADDR']:
((!empty($_ENV['REMOTE_ADDR']))?$_ENV['REMOTE_ADDR']:"unknow");
}
return $ip;
}
public function inc(PDO $conn){
$id = 0; $cant = 0;
$ip = self::clientIp();
$sql = "SELECT id, ip, cuenta,UNIX_TIMESTAMP(fecha) fecha FROM contador WHERE ip = '{$ip}'";
if ($conn){
try{
$result = $conn->query($sql);
if ($row = $result->fetchObject()){
$cant = $row->cuenta+1;
if ( date ("U") - $row->fecha > $this->lapso ){
$sql = "UPDATE contador SET cuenta = ".$cant." WHERE `id` = {$row->id}";
$conn->query($sql);
}
}else{
$cant = 1;
$sql = "INSERT INTO contador (ip,cuenta) VALUES ('{$ip}',1)";
$conn->query($sql);
}
}catch(Exception $e){
$this->error = $e->getMessage();
}
}
}
public function total(PDO $conn){
$sql = "SELECT sum(cuenta) total FROM contador";
if ($conn){
$result = $conn->query($sql);
$row = $result->fetchObject();
return $this->total = $row->total;
}else{
$this->error = ERR_ORM_NO_ACTIVO;
return $this->total = -1;
}
}
public function show(){
if ($this->total == -1) $this->total();
$cuenta = sprintf("%06s",$this->total);
$contador = '';
for($i=0;$i<strlen($cuenta);$i++) {
$imagen = substr($cuenta,$i,1);
$contador .= " <img alt='{$imagen}' src='{$this->pathImg}/{$imagen}.gif'>";
}
return $contador;
}
public function show2(){
if ($this->total == -1) $this->total();
$cuenta = sprintf("%06s",$this->total);
$contador = '<!--div id="contadorJlaso" style="background-image:url(\''.$this->pathImg.'/fondo.png\');background-repeat:no-repeat;"-->
<style type="text/css">
.digitJlaso {
background-repeat:no-repeat;
width:30px;
height:45px;
_position:absolute;
vert-align:middle;
padding-top:30px;
}
</style>';
for($i=strlen($cuenta)-1;$i>=0;$i--) {
$imagen = substr($cuenta,-$i-1,1);
$posic = -42 * (ord($imagen) - ord("0"));
$contador .= "<span alt='{$imagen}' id='digitJlaso{$i}' class='digitJlaso' style=\"background-image:url('{$this->pathImg}/digitos.png');background-position:0 {$posic}px;\"><img src='{$this->pathImg}/transp30x45.png'/></span>";
}
$contador .= '<!--/div-->
<!--script type="text/javascript">
var dig = document.getElementById("digitJlaso0");
//alert(dig.style.backgroundPosition);
var actual = 42, stop = 84;
function animarDigitJlaso(){
dig.style.backgroundPosition="0 -"+actual+"px";
//alert(dig.style.backgroundPosition);
actual++;
if (actual==stop) clearInterval(intJlaso);
}
var intJlaso = setInterval("animarDigitJlaso()", 150);
</script-->';
return $contador;
}
public function showAnim($midiv){
$html = file_get_contents($this->pathImg.'/contador.inc.php');
$html = str_replace("'digitos.png'", "'".$this->pathImg."/digitos.png'", $html);
$html .= '<script type="text/javascript">
window.onload = function(){
var contador = new Contador('.$this->totalAnt.','.
$this->total.',
6, 100, "'.$midiv.'", "'.
$this->pathImg.'",42,17);
contador.show();
contador.animar();
}
</script>';
return $html;
}
public function incAndGetTotAsImage(PDO $conn,$dir='inc/contador'){
self::inc($conn);
$total = self::total($conn);
return self::show($total,$dir);
}
}
?>
|
Download
