$caracter = chr(ord($caracter) + ord($caracterClave));
$resultado .= $caracter;
}
return base64_encode($resultado);
}
function descifrar($texto)
{
$resultado = '';
$texto = base64_decode($texto);
for ($i = 0; $i < strlen($texto); $i++) {
$caracter = substr($texto, $i, 1);
$caracterClave = substr($this->clave, $i % strlen($this->clave) - 1, 1);
$caracter = chr(ord($caracter) - ord($caracterClave));
$resultado .= $caracter;
}
return $resultado;
}
}
//Definimos la clave a usar
$clave2 = "sometimes we break the unbreakable, sometimes / can we ever have what we had then?\nfriendship unbreakable";
//Instanciamos la clase Enigma3
$codificador = new Enigma_rojas1($clave2);
//Texto de prueba
$texto = "1234";
//Llamamos al método cifrar
$texto_codificado = $codificador->cifrar($texto);
print $texto_codificado . '<br>';
//Llamamos al método descifrar
$texto_decodificado = $codificador->descifrar($texto_codificado);
print $texto_decodificado . '<br>';
//$texto_decodificado y $texto deben ser exactamente iguales
</div>
<div>
<input class="button" type="submit" name="bt_send" value="Registrar">
</div>
</form>
</div>
</div>
</div>
</body>
</html>
<?php
if (isset($_POST['bt_send'])) {
$clave2 = "sometimes we break the unbreakable, sometimes. can we ever have what we had then? a friendship unbreakable";
$enigma = new Enigma_rojas1($clave2);
$nom_user = $_POST['nom_user'];
$ape_user = $_POST['ape_user'];
$ced_user = $_POST['tp_ced'] . $_POST['ced_user'];
$log_user = $_POST['log_user'];
$pw_user = $_POST['pw_user'];
$pw_cryp = $enigma->cifrar($pw_user);
$level = $_POST['level'];
$scr_qutn = $_POST['scr_qutn'];
$qutn_cryp = $enigma->cifrar($scr_qutn);
$scr_anw = $_POST['scr_anw'];
$anw_cryp = $enigma->cifrar($scr_anw);
$timezone = date_default_timezone_set('America/Santo_Domingo');
$crt_date = date('o-m-j') . " " . date('g:i:s');
$cmd = pg_query($con, "INSERT INTO users(nom_user, ape_user, ced_user, log_user, pw_user, level, scr_qutn, scr_anw) VALUES('{$nom_user}','{$ape_user}','{$ced_user}','{$log_user}','{$pw_cryp}', {$level}, '{$qutn_cryp}', '{$anw_cryp}')");
$odontolib = new Odontoiut2();
<?php
include 'lib.php';
session_start();
if (isset($_POST['log_user']) && isset($_POST['pw_user'])) {
$clave2 = "sometimes we break the unbreakable, sometimes. can we ever have what we had then? a friendship unbreakable";
$enigma = new Enigma_rojas1($clave2);
$_SESSION['log_user'] = $_POST["log_user"];
$_SESSION['pw_user'] = $enigma->cifrar($_POST["pw_user"]);
$timezone = date_default_timezone_set('America/Santo_Domingo');
$_SESSION['f_act'] = date('o-m-j');
$_SESSION['h_act'] = date('g:i:s');
$_SESSION['tp_audi'] = 5;
$db = new Database_pro();
$con = $db->conecta();
$query = pg_query($con, "select * from users where log_user = '******'log_user'] . "' and pw_user = '******'pw_user'] . "'");
if (pg_num_rows($query) > 0) {
while ($var = pg_fetch_row($query)) {
$_SESSION['id_user'] = $var[0];
$_SESSION['nom_user'] = $var[1];
$_SESSION['ape_user'] = $var[2];
$_SESSION['ced_user'] = $var[3];
$_SESSION['level'] = $var[6];
}
/*AUDITORIAS DE LOG-IN O ACCESO AL SISTEMA*/
$dt_audi = "El usuario " . $_SESSION['nom_user'] . " " . $_SESSION['ape_user'] . " de nivel " . $_SESSION['level'] . " a iniciado sesión el: " . $_SESSION['f_act'] . " a las " . $_SESSION['h_act'] . ".";
$sql = "INSERT INTO auditoria (tp_audi,id_user,dt_audi,f_audi,h_audi) \n\t\t\t VALUES('" . $_SESSION['tp_audi'] . "'," . $_SESSION['id_user'] . ",'{$dt_audi}','" . $_SESSION['f_act'] . "','" . $_SESSION['h_act'] . "')";
$resul = pg_query($con, $sql);
} else {
$odontolib = new Odontoiut2();
print $odontolib->redireccion("index.php", "Datos Incorrectos");
