Source for file TCNPJValidator.php

Documentation is available at TCNPJValidator.php

<?php
namespace Adianti\Validator;
use Adianti\Core\AdiantiCoreTranslator;
use Exception;
/**
* CNPJ validation (Valid only in Brazil)
*
* @version 7.4
* @package validator
* @author Pablo Dall'Oglio
* @copyright Copyright (c) 2006 Adianti Solutions Ltd. (http://www.adianti.com.br)
* @license http://www.adianti.com.br/framework-license
*/
class TCNPJValidator extends TFieldValidator
{
/**
* Validate a given value
* @param $label Identifies the value to be validated in case of exception
* @param $value Value to be validated
* @param $parameters aditional parameters for validation
*/
public function validate($label, $value, $parameters = NULL)
{
$cnpj = preg_replace( "@[./-]@", "", $value );
if( strlen( $cnpj ) <> 14 or !is_numeric( $cnpj ) )
{
throw new Exception(AdiantiCoreTranslator::translate('The field ^1 has not a valid CNPJ', $label));
}
$k = 6;
$soma1 = 0;
$soma2 = 0;
for( $i = 0; $i < 13; $i++ )
{
$k = $k == 1 ? 9 : $k;
$soma2 += ( substr($cnpj, $i, 1) * $k );
$k--;
if($i < 12)
{
if($k == 1)
{
$k = 9;
$soma1 += ( substr($cnpj, $i, 1) * $k );
$k = 1;
}
else
{
$soma1 += ( substr($cnpj, $i, 1) * $k );
}
}
}
$digito1 = $soma1 % 11 < 2 ? 0 : 11 - $soma1 % 11;
$digito2 = $soma2 % 11 < 2 ? 0 : 11 - $soma2 % 11;
$valid = ( substr($cnpj, 12, 1) == $digito1 and substr($cnpj, 13, 1) == $digito2 );
if (!$valid)
{
throw new Exception(AdiantiCoreTranslator::translate('The field ^1 has not a valid CNPJ', $label));
}
}
}

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