SW/assets/php/dao.php

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PHP
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<?php
// TO-DO: Completar
class DAO {
//Constants:
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private const _SERVERNAME = BD_HOST;
private const _USERNAME = BD_USER;
private const _PASSWORD = BD_PASS;
private const _BD = BD_NAME;
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//Atributes:
public $mysqli;
//Constructor:
public function __construct($bd_name){
if($bd_name == null) $bd_name = self::_BD;
try{
if (!$this->mysqli) {
$this->mysqli = new mysqli(self::_SERVERNAME, self::_USERNAME,
self::_PASSWORD, $bd_name);
}
// echo "Conexión a la BD, satisfactoria.";
} catch (Exception $e){
echo "Error de conexión a la BD: ". mysqli_connect_error();
exit();
}
/* ... */
}
//Destructor:
public function __destruct(){
$this->mysqli->close();
}
//Methods:
}
?>