--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/Zend/Barcode/Object/Code39.php	Mon Dec 13 18:29:26 2010 +0100
@@ -0,0 +1,188 @@
+<?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_Barcode
+ * @subpackage Object
+ * @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: Code39.php 23398 2010-11-19 17:17:05Z mikaelkael $
+ */
+
+/**
+ * @see Zend_Barcode_Object_ObjectAbstract
+ */
+require_once 'Zend/Barcode/Object/ObjectAbstract.php';
+
+/**
+ * @see 'Zend_Validate_Barcode'
+ */
+require_once 'Zend/Validate/Barcode.php';
+
+/**
+ * Class for generate Code39 barcode
+ *
+ * @category   Zend
+ * @package    Zend_Barcode
+ * @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_Barcode_Object_Code39 extends Zend_Barcode_Object_ObjectAbstract
+{
+    /**
+     * Coding map
+     * @var array
+     */
+    protected $_codingMap = array(
+        '0' => '000110100',
+        '1' => '100100001',
+        '2' => '001100001',
+        '3' => '101100000',
+        '4' => '000110001',
+        '5' => '100110000',
+        '6' => '001110000',
+        '7' => '000100101',
+        '8' => '100100100',
+        '9' => '001100100',
+        'A' => '100001001',
+        'B' => '001001001',
+        'C' => '101001000',
+        'D' => '000011001',
+        'E' => '100011000',
+        'F' => '001011000',
+        'G' => '000001101',
+        'H' => '100001100',
+        'I' => '001001100',
+        'J' => '000011100',
+        'K' => '100000011',
+        'L' => '001000011',
+        'M' => '101000010',
+        'N' => '000010011',
+        'O' => '100010010',
+        'P' => '001010010',
+        'Q' => '000000111',
+        'R' => '100000110',
+        'S' => '001000110',
+        'T' => '000010110',
+        'U' => '110000001',
+        'V' => '011000001',
+        'W' => '111000000',
+        'X' => '010010001',
+        'Y' => '110010000',
+        'Z' => '011010000',
+        '-' => '010000101',
+        '.' => '110000100',
+        ' ' => '011000100',
+        '$' => '010101000',
+        '/' => '010100010',
+        '+' => '010001010',
+        '%' => '000101010',
+        '*' => '010010100',
+    );
+
+    /**
+     * Partial check of Code39 barcode
+     * @return void
+     */
+    protected function _checkParams()
+    {
+        $this->_checkRatio();
+    }
+
+    /**
+     * Width of the barcode (in pixels)
+     * @return int
+     */
+    protected function _calculateBarcodeWidth()
+    {
+        $quietZone       = $this->getQuietZone();
+        $characterLength = (6 * $this->_barThinWidth + 3 * $this->_barThickWidth + 1) * $this->_factor;
+        $encodedData     = strlen($this->getText()) * $characterLength - $this->_factor;
+        return $quietZone + $encodedData + $quietZone;
+    }
+
+    /**
+     * Set text to encode
+     * @param string $value
+     * @return Zend_Barcode_Object
+     */
+    public function setText($value)
+    {
+        $this->_text = $value;
+        return $this;
+    }
+
+    /**
+     * Retrieve text to display
+     * @return string
+     */
+    public function getText()
+    {
+        return '*' . parent::getText() . '*';
+    }
+
+    /**
+     * Retrieve text to display
+     * @return string
+     */
+    public function getTextToDisplay()
+    {
+        $text = parent::getTextToDisplay();
+        if (substr($text, 0, 1) != '*' && substr($text, -1) != '*') {
+            return '*' . $text . '*';
+        } else {
+            return $text;
+        }
+    }
+
+    /**
+     * Prepare array to draw barcode
+     * @return array
+     */
+    protected function _prepareBarcode()
+    {
+        $text         = str_split($this->getText());
+        $barcodeTable = array();
+        foreach ($text as $char) {
+            $barcodeChar = str_split($this->_codingMap[$char]);
+            $visible     = true;
+            foreach ($barcodeChar as $c) {
+                /* visible, width, top, length */
+                $width          = $c ? $this->_barThickWidth : $this->_barThinWidth;
+                $barcodeTable[] = array((int) $visible, $width, 0, 1);
+                $visible = ! $visible;
+            }
+            $barcodeTable[] = array(0 , 1);
+        }
+        return $barcodeTable;
+    }
+
+    /**
+     * Get barcode checksum
+     *
+     * @param  string $text
+     * @return int
+     */
+    public function getChecksum($text)
+    {
+        $this->_checkText($text);
+        $text     = str_split($text);
+        $charset  = array_flip(array_keys($this->_codingMap));
+        $checksum = 0;
+        foreach ($text as $character) {
+            $checksum += $charset[$character];
+        }
+        return array_search(($checksum % 43), $charset);
+    }
+}