/**
* CIF validation.
*
* @param string $cif The CIF
*
* @return bool
*/
public static function validate($cif)
{
$cifCodes = 'JABCDEFGHI';
if (9 !== strlen($cif)) {
return false;
}
$cif = strtoupper(trim($cif));
$sum = (string) Nif::getCifSum($cif);
$n = (10 - substr($sum, -1)) % 10;
if (preg_match('/^[ABCDEFGHJKNPQRSUVW]{1}/', $cif)) {
if (in_array($cif[0], array('A', 'B', 'E', 'H'))) {
// Numerico
return $cif[8] == $n;
} elseif (in_array($cif[0], array('K', 'P', 'Q', 'S'))) {
// Letras
return $cif[8] == $cifCodes[$n];
} else {
// Alfanumérico
if (is_numeric($cif[8])) {
return $cif[8] == $n;
} else {
return $cif[8] == $cifCodes[$n];
}
}
}
return false;
}
/**
* @inheritdoc
*/
public function validateValue($value)
{
$codes = self::CODES;
if (self::LENGTH !== strlen($value)) {
return false;
}
$value = strtoupper(trim($value));
$sum = (string) Nif::getCifSum($value);
$n = (10 - substr($sum, -1)) % 10;
if (preg_match(self::PATTERN, $value)) {
if (in_array($value[0], self::NUM)) {
// Numerico
return $value[8] == $n;
} elseif (in_array($value[0], self::LETTER)) {
// Letras
return $value[8] == $codes[$n];
} else {
// Alfanumérico
if (is_numeric($value[8])) {
return $value[8] == $n;
} else {
return $value[8] == $codes[$n];
}
}
}
return false;
}
