<?php
/**
 * class for autorization for admin in the admin panel on the site
 * @author admin
 * @copyright 2011
 */
 if(!defined('M4A1_KEY')){
    header("HTTP/1.1 404 Not Found");
    exit(file_get_contents('../404.html'));
 }

class autorizationAdmin {
    
   private static $table = 'login'; //table in BD for autorization
   private $name; //name from the $_POST
   private $pass; //pass from the $_POST
   
   /**
    * method for $_POST['name'] & $_POST['pass']. data pocessing
    */
   function __construct($name, $pass) {
        $this->name = !empty($name)?mysql_real_escape_string($name):NULL;
        $this->pass = !empty($pass)?md5($pass):NULL;        
   } 
   
   /**
    * method for search __constract data in DB
    */
   function enter() {
        $sql = "SELECT COUNT(*) FROM `".self::$table."`
                WHERE `name` = '".$this->name."'
                AND `encode` = '".$this->pass."'
                ";       
        if(mysql_result(connectDb::sql($sql), 0) == 0) {
            $ok = '<font color="red">Name or Pass is wrong. Please retry again.</font>';
        } else {
            $this->setCookie();
            header("Location: ./index.php");
        }
        return $ok;
   }
   
   public function setSession(){    
    return $_SESSION['ok'];
   }
   
   /**
    * method for setup cookie to the browser whith the name & pass
    */
    function setCookie() {
        setcookie("name", $this->name, time()+3600*24, '/');
        setcookie("pass", $this->pass, time()+3600*24, '/');
    }
   
   /**
    * method for delete cookie from the browser
    */
    function delCookie() {
        setcookie("name", "", time() - 60, '/');
        setcookie("pass", "", time() - 60, '/');           
    }
    
    /**
    * method for check cookie in the browser for the truth
    */
    function checkCookie() {
        $info = array();
     if(isset($_COOKIE)) {
        $info['name'] = isset($_COOKIE['name'])?$_COOKIE['name']:NULL;
        $info['pass'] = isset($_COOKIE['pass'])?$_COOKIE['pass']:NULL;
     }
     return $info;
    }
    
    /**
    * method for check cookie in the browser for the empty
    */
    function emptyCookie() {
         $true = $this->getInfoFromDbCookie();
         if(!$true) {
            return header("Location: ./index.php?page=log");  
         }
    }
    
    /**
    * method for data processing in the DB by the cookie on the browser
    */
    function getInfoFromDbCookie() {
        $true = $this->checkCookie();
        $sql = "SELECT `id` FROM `login` 
                WHERE `name` = '".$true['name']."'
                AND `encode` = '".$true['pass']."'
                LIMIT 1";
        $true = connectDb::sql($sql);
        $name = mysql_num_rows($true);
        return $name;
    }
}

//$autorization = new autorizationAdmin($_POST['name'], $_POST['pass']);

?>

    $autorization = new autorizationAdmin($_POST['name'], $_POST['pass']);   
    
    if($_GET['act'] == 'logout') {
        {
            $autorization->delCookie();
            session_destroy();
            header ('Location: ./index.php?page=log');
        }
    }

Notice: Undefined index: name in Y:\home\billiard.com\www\admin\index.php on line 17

Notice: Undefined index: pass in Y:\home\billiard.com\www\admin\index.php on line 17

Notice: Undefined index: act in Y:\home\billiard.com\www\admin\index.php on line 19

exit(file_get_contents('../404.html'));

die(file_get_contents('../404.html'));

class Arr{
  public static function get(&$arr, $keys){
    $array = array();
    foreach($keys as $key=>$value){
      $array[$key] = isset($arr[$key])?($arr[$key]:NULL;
    }
    return $array;  
  }
}