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@@ -1,100 +0,0 @@
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-<?php
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-/**
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- * Zend Framework
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- *
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- * LICENSE
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- *
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- * This source file is subject to the new BSD license that is bundled
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- * with this package in the file LICENSE.txt.
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- * It is also available through the world-wide-web at this URL:
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- * http://framework.zend.com/license/new-bsd
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- * If you did not receive a copy of the license and are unable to
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- * obtain it through the world-wide-web, please send an email
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- * to license@zend.com so we can send you a copy immediately.
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- *
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- * @category Zend
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- * @package Zend_Validate
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- * @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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- * @license http://framework.zend.com/license/new-bsd New BSD License
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- * @version $Id$
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- */
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-
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-/**
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- * @see Zend_Validate_Abstract
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- */
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-require_once 'Zend/Validate/Abstract.php';
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-
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-/**
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- * @category Zend
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- * @package Zend_Validate
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- * @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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- * @license http://framework.zend.com/license/new-bsd New BSD License
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- */
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-class Zend_Validate_Barcode_UpcA extends Zend_Validate_Abstract
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-{
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- /**
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- * Validation failure message key for when the value is
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- * an invalid barcode
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- */
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- const INVALID = 'upcaInvalid';
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-
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- /**
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- * Validation failure message key for when the value is
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- * not 12 characters long
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- */
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- const INVALID_LENGTH = 'upcaInvalidLength';
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-
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- /**
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- * Validation failure message template definitions
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- *
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- * @var array
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- */
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- protected $_messageTemplates = array(
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- self::INVALID => "'%value%' is an invalid UPC-A barcode",
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- self::INVALID_LENGTH => "'%value%' should be 12 characters",
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- );
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-
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- /**
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- * Defined by Zend_Validate_Interface
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- *
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- * Returns true if and only if $value contains a valid barcode
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- *
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- * @param string $value
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- * @return boolean
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- */
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- public function isValid($value)
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- {
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- if (!is_string($value)) {
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- $this->_error(self::INVALID);
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- return false;
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- }
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-
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- $this->_setValue($value);
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- if (strlen($value) !== 12) {
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- $this->_error(self::INVALID_LENGTH);
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- return false;
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- }
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-
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- $barcode = substr($value, 0, -1);
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- $oddSum = 0;
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- $evenSum = 0;
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-
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- for ($i = 0; $i < 11; $i++) {
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- if ($i % 2 === 0) {
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- $oddSum += $barcode[$i] * 3;
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- } elseif ($i % 2 === 1) {
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- $evenSum += $barcode[$i];
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- }
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- }
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-
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- $calculation = ($oddSum + $evenSum) % 10;
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- $checksum = ($calculation === 0) ? 0 : 10 - $calculation;
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-
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- if ($value[11] != $checksum) {
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- $this->_error(self::INVALID);
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- return false;
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- }
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-
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- return true;
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- }
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-}
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