public function setInstance($o)
{
self::$instance = $o;
}
<?php
include "../config/config.php";
session_start();
$error = "";
if (isset($_SESSION["uid"])) {
header('Location: index.php');
}
if (isset($_POST["btnSubmit"])) {
$username = $_POST["txtUsername"];
$password = $_POST["txtPassword"];
$db = DB_Core::getInstance();
$result = $db->executeQuery('SELECT * FROM user WHERE username="******";');
if (!$result) {
$error = "Ban nhap tai khoan hoac mat khau sai.";
} else {
$result = mysql_fetch_assoc($result);
if (crypt($password, $result["salt"]) === $result["password"]) {
session_register("uid");
$_SESSION["uid"] = $result["id"];
header('Location: success.php');
} else {
$error = "Ban nhap tai khoan hoac mat khau sai.";
}
}
}
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><!-- InstanceBegin template="/Templates/masterPage.dwt.php" codeOutsideHTMLIsLocked="false" -->
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
