--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Validate/Barcode/Ean8.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,69 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_Validate
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id: Ean8.php 20785 2010-01-31 09:43:03Z mikaelkael $
+ */
+
+/**
+ * @see Zend_Validate_Barcode_AdapterAbstract
+ */
+require_once 'Zend/Validate/Barcode/AdapterAbstract.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Validate
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+class Zend_Validate_Barcode_Ean8 extends Zend_Validate_Barcode_AdapterAbstract
+{
+    /**
+     * Allowed barcode lengths
+     * @var integer
+     */
+    protected $_length = array(7, 8);
+
+    /**
+     * Allowed barcode characters
+     * @var string
+     */
+    protected $_characters = '0123456789';
+
+    /**
+     * Checksum function
+     * @var string
+     */
+    protected $_checksum = '_gtin';
+
+    /**
+     * Overrides parent checkLength
+     *
+     * @param string $value Value
+     * @return boolean
+     */
+    public function checkLength($value)
+    {
+        if (strlen($value) == 7) {
+            $this->setCheck(false);
+        } else {
+            $this->setCheck(true);
+        }
+
+        return parent::checkLength($value);
+    }
+}