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-rw-r--r--library/vendor/Zend/Validate/Barcode/Code93.php117
1 files changed, 117 insertions, 0 deletions
diff --git a/library/vendor/Zend/Validate/Barcode/Code93.php b/library/vendor/Zend/Validate/Barcode/Code93.php
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+<?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) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license http://framework.zend.com/license/new-bsd New BSD License
+ * @version $Id$
+ */
+
+/**
+ * @see Zend_Validate_Barcode_AdapterAbstract
+ */
+
+/**
+ * @category Zend
+ * @package Zend_Validate
+ * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license http://framework.zend.com/license/new-bsd New BSD License
+ */
+class Zend_Validate_Barcode_Code93 extends Zend_Validate_Barcode_AdapterAbstract
+{
+ /**
+ * Allowed barcode lengths
+ * @var integer
+ */
+ protected $_length = -1;
+
+ /**
+ * Allowed barcode characters
+ * @var string
+ */
+ protected $_characters = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ -.$/+%';
+
+ /**
+ * Checksum function
+ * @var string
+ */
+ protected $_checksum = '_code93';
+
+ /**
+ * Note that the characters !"§& are only synonyms
+ * @var array
+ */
+ protected $_check = array(
+ '0' => 0, '1' => 1, '2' => 2, '3' => 3, '4' => 4, '5' => 5, '6' => 6,
+ '7' => 7, '8' => 8, '9' => 9, 'A' => 10, 'B' => 11, 'C' => 12, 'D' => 13,
+ 'E' => 14, 'F' => 15, 'G' => 16, 'H' => 17, 'I' => 18, 'J' => 19, 'K' => 20,
+ 'L' => 21, 'M' => 22, 'N' => 23, 'O' => 24, 'P' => 25, 'Q' => 26, 'R' => 27,
+ 'S' => 28, 'T' => 29, 'U' => 30, 'V' => 31, 'W' => 32, 'X' => 33, 'Y' => 34,
+ 'Z' => 35, '-' => 36, '.' => 37, ' ' => 38, '$' => 39, '/' => 40, '+' => 41,
+ '%' => 42, '!' => 43, '"' => 44, '§' => 45, '&' => 46,
+ );
+
+ /**
+ * Constructor
+ *
+ * Sets check flag to false.
+ */
+ public function __construct()
+ {
+ $this->setCheck(false);
+ }
+
+ /**
+ * Validates the checksum (Modulo CK)
+ *
+ * @param string $value The barcode to validate
+ * @return boolean
+ */
+ protected function _code93($value)
+ {
+ $checksum = substr($value, -2, 2);
+ $value = str_split(substr($value, 0, -2));
+ $count = 0;
+ $length = count($value) % 20;
+ foreach($value as $char) {
+ if ($length == 0) {
+ $length = 20;
+ }
+
+ $count += $this->_check[$char] * $length;
+ --$length;
+ }
+
+ $check = array_search(($count % 47), $this->_check);
+ $value[] = $check;
+ $count = 0;
+ $length = count($value) % 15;
+ foreach($value as $char) {
+ if ($length == 0) {
+ $length = 15;
+ }
+
+ $count += $this->_check[$char] * $length;
+ --$length;
+ }
+ $check .= array_search(($count % 47), $this->_check);
+
+ if ($check == $checksum) {
+ return true;
+ }
+
+ return false;
+ }
+}