diff -r 5b37998e522e -r 162c1de6545a web/lib/Zend/Barcode/Object/Royalmail.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Barcode/Object/Royalmail.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,163 @@
+<?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: Royalmail.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * @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 Royal maim 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_Royalmail extends Zend_Barcode_Object_ObjectAbstract
+{
+
+    /**
+     * Coding map
+     * - 0 = Tracker, Ascender and Descender
+     * - 1 = Tracker and Ascender
+     * - 2 = Tracker and Descender
+     * - 3 = Tracker
+     * @var array
+     */
+    protected $_codingMap = array(
+        '0' => '3300', '1' => '3210', '2' => '3201', '3' => '2310', '4' => '2301', '5' => '2211',
+        '6' => '3120', '7' => '3030', '8' => '3021', '9' => '2130', 'A' => '2121', 'B' => '2031',
+        'C' => '3102', 'D' => '3012', 'E' => '3003', 'F' => '2112', 'G' => '2103', 'H' => '2013',
+        'I' => '1320', 'J' => '1230', 'K' => '1221', 'L' => '0330', 'M' => '0321', 'N' => '0231',
+        'O' => '1302', 'P' => '1212', 'Q' => '1203', 'R' => '0312', 'S' => '0303', 'T' => '0213',
+        'U' => '1122', 'V' => '1032', 'W' => '1023', 'X' => '0132', 'Y' => '0123', 'Z' => '0033'
+    );
+
+    protected $_rows = array(
+        '0' => 1, '1' => 1, '2' => 1, '3' => 1, '4' => 1, '5' => 1,
+        '6' => 2, '7' => 2, '8' => 2, '9' => 2, 'A' => 2, 'B' => 2,
+        'C' => 3, 'D' => 3, 'E' => 3, 'F' => 3, 'G' => 3, 'H' => 3,
+        'I' => 4, 'J' => 4, 'K' => 4, 'L' => 4, 'M' => 4, 'N' => 4,
+        'O' => 5, 'P' => 5, 'Q' => 5, 'R' => 5, 'S' => 5, 'T' => 5,
+        'U' => 0, 'V' => 0, 'W' => 0, 'X' => 0, 'Y' => 0, 'Z' => 0,
+    );
+
+    protected $_columns = array(
+        '0' => 1, '1' => 2, '2' => 3, '3' => 4, '4' => 5, '5' => 0,
+        '6' => 1, '7' => 2, '8' => 3, '9' => 4, 'A' => 5, 'B' => 0,
+        'C' => 1, 'D' => 2, 'E' => 3, 'F' => 4, 'G' => 5, 'H' => 0,
+        'I' => 1, 'J' => 2, 'K' => 3, 'L' => 4, 'M' => 5, 'N' => 0,
+        'O' => 1, 'P' => 2, 'Q' => 3, 'R' => 4, 'S' => 5, 'T' => 0,
+        'U' => 1, 'V' => 2, 'W' => 3, 'X' => 4, 'Y' => 5, 'Z' => 0,
+    );
+
+    /**
+     * Default options for Postnet barcode
+     * @return void
+     */
+    protected function _getDefaultOptions()
+    {
+        $this->_barThinWidth = 2;
+        $this->_barHeight = 20;
+        $this->_drawText = false;
+        $this->_stretchText = true;
+        $this->_mandatoryChecksum = true;
+    }
+
+    /**
+     * Width of the barcode (in pixels)
+     * @return integer
+     */
+    protected function _calculateBarcodeWidth()
+    {
+        $quietZone       = $this->getQuietZone();
+        $startCharacter  = (2 * $this->_barThinWidth) * $this->_factor;
+        $stopCharacter   = (1 * $this->_barThinWidth) * $this->_factor;
+        $encodedData     = (8 * $this->_barThinWidth) * $this->_factor * strlen($this->getText());
+        return $quietZone + $startCharacter + $encodedData + $stopCharacter + $quietZone;
+    }
+
+    /**
+     * Partial check of interleaved Postnet barcode
+     * @return void
+     */
+    protected function _checkParams()
+    {}
+
+    /**
+     * Prepare array to draw barcode
+     * @return array
+     */
+    protected function _prepareBarcode()
+    {
+        $barcodeTable = array();
+
+        // Start character (1)
+        $barcodeTable[] = array(1 , $this->_barThinWidth , 0 , 5/8);
+        $barcodeTable[] = array(0 , $this->_barThinWidth , 0 , 1);
+
+        // Text to encode
+        $textTable = str_split($this->getText());
+        foreach ($textTable as $char) {
+            $bars = str_split($this->_codingMap[$char]);
+            foreach ($bars as $b) {
+                $barcodeTable[] = array(1 , $this->_barThinWidth , ($b > 1 ? 3/8 : 0) , ($b % 2 ? 5/8 : 1));
+                $barcodeTable[] = array(0 , $this->_barThinWidth , 0 , 1);
+            }
+        }
+
+        // Stop character (1)
+        $barcodeTable[] = array(1 , $this->_barThinWidth , 0 , 1);
+        return $barcodeTable;
+    }
+
+    /**
+     * Get barcode checksum
+     *
+     * @param  string $text
+     * @return int
+     */
+    public function getChecksum($text)
+    {
+        $this->_checkText($text);
+        $values   = str_split($text);
+        $rowvalue = 0;
+        $colvalue = 0;
+        foreach($values as $row) {
+            $rowvalue += $this->_rows[$row];
+            $colvalue += $this->_columns[$row];
+        }
+
+        $rowvalue %= 6;
+        $colvalue %= 6;
+
+        $rowchkvalue = array_keys($this->_rows, $rowvalue);
+        $colchkvalue = array_keys($this->_columns, $colvalue);
+        return current(array_intersect($rowchkvalue, $colchkvalue));
+    }
+}