Created
March 8, 2014 12:23
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<?php | |
define('HASH', 'BestRandomHashEver'); | |
$erro = $ok = ''; | |
if (empty($_POST['usuario']) || empty($_POST['contrasinal'])) { | |
$erro = 'Sentímolo, os datos enviados non son correctos'; | |
return false; | |
} | |
$usuario = $_POST['usuario']; | |
$contrasinal = $_POST['contrasinal']; | |
if ((filter_var($usuario, FILTER_VALIDATE_EMAIL) === false) || (strlen($contrasinal) < 6)) { | |
$erro = 'Sentímolo, pero os datos de acceso non parecen correctos'; | |
return false; | |
} | |
try { | |
$PDO = new PDO('mysql:host=localhost;dbname=test', 'root', ''); | |
} catch (Exception $e) { | |
throw new Exception('Ups! non se puido conectar a base de datos: '.$e->getMessage()); | |
} | |
$PDO->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); | |
try { | |
$Q = $PDO->prepare('SELECT * FROM usuarios WHERE usuario = :usuario AND contrasinal = :contrasinal LIMIT 1'); | |
$Q->execute(array( | |
':usuario' => $usuario, | |
':contrasinal' => crypt($contrasinal, HASH) | |
)); | |
} catch (Exception $e) { | |
$erro = 'Sentímolo, pero os datos de acceso non parecen correctos'; | |
return false; | |
} | |
if (!($usuario = $Q->fetch())) { | |
$erro = 'Sentímolo, pero os datos de acceso non parecen correctos'; | |
return false; | |
} | |
session_start(); | |
$_SESSION['usuario'] = $usuario; | |
$ok = 'Benvido de novo :)'; | |
return true; |
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