Removed wordpress and phpmyadmin, my server doesn't handle it well and it brings shame on my famillyHEADmaster

1 files changed, 0 insertions, 1176 deletions

diff --git a/srcs/phpmyadmin/vendor/tecnickcom/tcpdf/include/barcodes/datamatrix.php b/srcs/phpmyadmin/vendor/tecnickcom/tcpdf/include/barcodes/datamatrix.php
deleted file mode 100644
index 19b46fa..0000000
--- a/srcs/phpmyadmin/vendor/tecnickcom/tcpdf/include/barcodes/datamatrix.php
+++ /dev/null
@@ -1,1176 +0,0 @@
-<?php
-//============================================================+
-// File name   : datamatrix.php
-// Version     : 1.0.008
-// Begin       : 2010-06-07
-// Last Update : 2014-05-06
-// Author      : Nicola Asuni - Tecnick.com LTD - www.tecnick.com - info@tecnick.com
-// License     : GNU-LGPL v3 (http://www.gnu.org/copyleft/lesser.html)
-// -------------------------------------------------------------------
-// Copyright (C) 2010-2014  Nicola Asuni - Tecnick.com LTD
-//
-// This file is part of TCPDF software library.
-//
-// TCPDF is free software: you can redistribute it and/or modify it
-// under the terms of the GNU Lesser General Public License as
-// published by the Free Software Foundation, either version 3 of the
-// License, or (at your option) any later version.
-//
-// TCPDF is distributed in the hope that it will be useful, but
-// WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
-// See the GNU Lesser General Public License for more details.
-//
-// You should have received a copy of the GNU Lesser General Public License
-// along with TCPDF.  If not, see <http://www.gnu.org/licenses/>.
-//
-// See LICENSE.TXT file for more information.
-// -------------------------------------------------------------------
-//
-// DESCRIPTION :
-//
-// Class to create DataMatrix ECC 200 barcode arrays for TCPDF class.
-// DataMatrix (ISO/IEC 16022:2006) is a 2-dimensional bar code.
-//============================================================+
-
-/**
-* @file
-* Class to create DataMatrix ECC 200 barcode arrays for TCPDF class.
-* DataMatrix (ISO/IEC 16022:2006) is a 2-dimensional bar code.
-*
-* @package com.tecnick.tcpdf
-* @author Nicola Asuni
-* @version 1.0.008
-*/
-
-// custom definitions
-if (!defined('DATAMATRIXDEFS')) {
-
-	/**
-	 * Indicate that definitions for this class are set
-	 */
-	define('DATAMATRIXDEFS', true);
-
-	// -----------------------------------------------------
-
-} // end of custom definitions
-
-// #*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#
-
-
-/**
-* ASCII encoding: ASCII character 0 to 127 (1 byte per CW)
-*/
-define('ENC_ASCII', 0);
-
-/**
-* C40 encoding: Upper-case alphanumeric (3/2 bytes per CW)
-*/
-define('ENC_C40', 1);
-
-/**
-* TEXT encoding: Lower-case alphanumeric (3/2 bytes per CW)
-*/
-define('ENC_TXT', 2);
-
-/**
-* X12 encoding: ANSI X12 (3/2 byte per CW)
-*/
-define('ENC_X12', 3);
-
-/**
-* EDIFACT encoding: ASCII character 32 to 94 (4/3 bytes per CW)
-*/
-define('ENC_EDF', 4);
-
-/**
-* BASE 256 encoding: ASCII character 0 to 255 (1 byte per CW)
-*/
-define('ENC_BASE256', 5);
-
-/**
-* ASCII extended encoding: ASCII character 128 to 255 (1/2 byte per CW)
-*/
-define('ENC_ASCII_EXT', 6);
-
-/**
-* ASCII number encoding: ASCII digits (2 bytes per CW)
-*/
-define('ENC_ASCII_NUM', 7);
-
-/**
-* @class Datamatrix
-* Class to create DataMatrix ECC 200 barcode arrays for TCPDF class.
-* DataMatrix (ISO/IEC 16022:2006) is a 2-dimensional bar code.
-*
-* @package com.tecnick.tcpdf
-* @author Nicola Asuni
-* @version 1.0.004
-*/
-class Datamatrix {
-
-	/**
-	 * Barcode array to be returned which is readable by TCPDF.
-	 * @protected
-	 */
-	protected $barcode_array = array();
-
-	/**
-	 * Store last used encoding for data codewords.
-	 * @protected
-	 */
-	protected $last_enc = ENC_ASCII;
-
-	/**
-	 * Table of Data Matrix ECC 200 Symbol Attributes:<ul>
-	 * <li>total matrix rows (including finder pattern)</li>
-	 * <li>total matrix cols (including finder pattern)</li>
-	 * <li>total matrix rows (without finder pattern)</li>
-	 * <li>total matrix cols (without finder pattern)</li>
-	 * <li>region data rows (with finder pattern)</li>
-	 * <li>region data col (with finder pattern)</li>
-	 * <li>region data rows (without finder pattern)</li>
-	 * <li>region data col (without finder pattern)</li>
-	 * <li>horizontal regions</li>
-	 * <li>vertical regions</li>
-	 * <li>regions</li>
-	 * <li>data codewords</li>
-	 * <li>error codewords</li>
-	 * <li>blocks</li>
-	 * <li>data codewords per block</li>
-	 * <li>error codewords per block</li>
-	 * </ul>
-	 * @protected
-	 */
-	protected $symbattr = array(
-		// square form ---------------------------------------------------------------------------------------
-		array(0x00a,0x00a,0x008,0x008,0x00a,0x00a,0x008,0x008,0x001,0x001,0x001,0x003,0x005,0x001,0x003,0x005), // 10x10
-		array(0x00c,0x00c,0x00a,0x00a,0x00c,0x00c,0x00a,0x00a,0x001,0x001,0x001,0x005,0x007,0x001,0x005,0x007), // 12x12
-		array(0x00e,0x00e,0x00c,0x00c,0x00e,0x00e,0x00c,0x00c,0x001,0x001,0x001,0x008,0x00a,0x001,0x008,0x00a), // 14x14
-		array(0x010,0x010,0x00e,0x00e,0x010,0x010,0x00e,0x00e,0x001,0x001,0x001,0x00c,0x00c,0x001,0x00c,0x00c), // 16x16
-		array(0x012,0x012,0x010,0x010,0x012,0x012,0x010,0x010,0x001,0x001,0x001,0x012,0x00e,0x001,0x012,0x00e), // 18x18
-		array(0x014,0x014,0x012,0x012,0x014,0x014,0x012,0x012,0x001,0x001,0x001,0x016,0x012,0x001,0x016,0x012), // 20x20
-		array(0x016,0x016,0x014,0x014,0x016,0x016,0x014,0x014,0x001,0x001,0x001,0x01e,0x014,0x001,0x01e,0x014), // 22x22
-		array(0x018,0x018,0x016,0x016,0x018,0x018,0x016,0x016,0x001,0x001,0x001,0x024,0x018,0x001,0x024,0x018), // 24x24
-		array(0x01a,0x01a,0x018,0x018,0x01a,0x01a,0x018,0x018,0x001,0x001,0x001,0x02c,0x01c,0x001,0x02c,0x01c), // 26x26
-		array(0x020,0x020,0x01c,0x01c,0x010,0x010,0x00e,0x00e,0x002,0x002,0x004,0x03e,0x024,0x001,0x03e,0x024), // 32x32
-		array(0x024,0x024,0x020,0x020,0x012,0x012,0x010,0x010,0x002,0x002,0x004,0x056,0x02a,0x001,0x056,0x02a), // 36x36
-		array(0x028,0x028,0x024,0x024,0x014,0x014,0x012,0x012,0x002,0x002,0x004,0x072,0x030,0x001,0x072,0x030), // 40x40
-		array(0x02c,0x02c,0x028,0x028,0x016,0x016,0x014,0x014,0x002,0x002,0x004,0x090,0x038,0x001,0x090,0x038), // 44x44
-		array(0x030,0x030,0x02c,0x02c,0x018,0x018,0x016,0x016,0x002,0x002,0x004,0x0ae,0x044,0x001,0x0ae,0x044), // 48x48
-		array(0x034,0x034,0x030,0x030,0x01a,0x01a,0x018,0x018,0x002,0x002,0x004,0x0cc,0x054,0x002,0x066,0x02a), // 52x52
-		array(0x040,0x040,0x038,0x038,0x010,0x010,0x00e,0x00e,0x004,0x004,0x010,0x118,0x070,0x002,0x08c,0x038), // 64x64
-		array(0x048,0x048,0x040,0x040,0x012,0x012,0x010,0x010,0x004,0x004,0x010,0x170,0x090,0x004,0x05c,0x024), // 72x72
-		array(0x050,0x050,0x048,0x048,0x014,0x014,0x012,0x012,0x004,0x004,0x010,0x1c8,0x0c0,0x004,0x072,0x030), // 80x80
-		array(0x058,0x058,0x050,0x050,0x016,0x016,0x014,0x014,0x004,0x004,0x010,0x240,0x0e0,0x004,0x090,0x038), // 88x88
-		array(0x060,0x060,0x058,0x058,0x018,0x018,0x016,0x016,0x004,0x004,0x010,0x2b8,0x110,0x004,0x0ae,0x044), // 96x96
-		array(0x068,0x068,0x060,0x060,0x01a,0x01a,0x018,0x018,0x004,0x004,0x010,0x330,0x150,0x006,0x088,0x038), // 104x104
-		array(0x078,0x078,0x06c,0x06c,0x014,0x014,0x012,0x012,0x006,0x006,0x024,0x41a,0x198,0x006,0x0af,0x044), // 120x120
-		array(0x084,0x084,0x078,0x078,0x016,0x016,0x014,0x014,0x006,0x006,0x024,0x518,0x1f0,0x008,0x0a3,0x03e), // 132x132
-		array(0x090,0x090,0x084,0x084,0x018,0x018,0x016,0x016,0x006,0x006,0x024,0x616,0x26c,0x00a,0x09c,0x03e), // 144x144
-		// rectangular form (currently unused) ---------------------------------------------------------------------------
-		array(0x008,0x012,0x006,0x010,0x008,0x012,0x006,0x010,0x001,0x001,0x001,0x005,0x007,0x001,0x005,0x007), // 8x18
-		array(0x008,0x020,0x006,0x01c,0x008,0x010,0x006,0x00e,0x001,0x002,0x002,0x00a,0x00b,0x001,0x00a,0x00b), // 8x32
-		array(0x00c,0x01a,0x00a,0x018,0x00c,0x01a,0x00a,0x018,0x001,0x001,0x001,0x010,0x00e,0x001,0x010,0x00e), // 12x26
-		array(0x00c,0x024,0x00a,0x020,0x00c,0x012,0x00a,0x010,0x001,0x002,0x002,0x00c,0x012,0x001,0x00c,0x012), // 12x36
-		array(0x010,0x024,0x00e,0x020,0x010,0x012,0x00e,0x010,0x001,0x002,0x002,0x020,0x018,0x001,0x020,0x018), // 16x36
-		array(0x010,0x030,0x00e,0x02c,0x010,0x018,0x00e,0x016,0x001,0x002,0x002,0x031,0x01c,0x001,0x031,0x01c)  // 16x48
-	);
-
-	/**
-	 * Map encodation modes whit character sets.
-	 * @protected
-	 */
-	protected $chset_id = array(ENC_C40 => 'C40', ENC_TXT => 'TXT', ENC_X12 =>'X12');
-
-	/**
-	 * Basic set of characters for each encodation mode.
-	 * @protected
-	 */
-	protected $chset = array(
-		'C40' => array( // Basic set for C40 ----------------------------------------------------------------------------
-			'S1'=>0x00,'S2'=>0x01,'S3'=>0x02,0x20=>0x03,0x30=>0x04,0x31=>0x05,0x32=>0x06,0x33=>0x07,0x34=>0x08,0x35=>0x09, //
-			0x36=>0x0a,0x37=>0x0b,0x38=>0x0c,0x39=>0x0d,0x41=>0x0e,0x42=>0x0f,0x43=>0x10,0x44=>0x11,0x45=>0x12,0x46=>0x13, //
-			0x47=>0x14,0x48=>0x15,0x49=>0x16,0x4a=>0x17,0x4b=>0x18,0x4c=>0x19,0x4d=>0x1a,0x4e=>0x1b,0x4f=>0x1c,0x50=>0x1d, //
-			0x51=>0x1e,0x52=>0x1f,0x53=>0x20,0x54=>0x21,0x55=>0x22,0x56=>0x23,0x57=>0x24,0x58=>0x25,0x59=>0x26,0x5a=>0x27),//
-		'TXT' => array( // Basic set for TEXT ---------------------------------------------------------------------------
-			'S1'=>0x00,'S2'=>0x01,'S3'=>0x02,0x20=>0x03,0x30=>0x04,0x31=>0x05,0x32=>0x06,0x33=>0x07,0x34=>0x08,0x35=>0x09, //
-			0x36=>0x0a,0x37=>0x0b,0x38=>0x0c,0x39=>0x0d,0x61=>0x0e,0x62=>0x0f,0x63=>0x10,0x64=>0x11,0x65=>0x12,0x66=>0x13, //
-			0x67=>0x14,0x68=>0x15,0x69=>0x16,0x6a=>0x17,0x6b=>0x18,0x6c=>0x19,0x6d=>0x1a,0x6e=>0x1b,0x6f=>0x1c,0x70=>0x1d, //
-			0x71=>0x1e,0x72=>0x1f,0x73=>0x20,0x74=>0x21,0x75=>0x22,0x76=>0x23,0x77=>0x24,0x78=>0x25,0x79=>0x26,0x7a=>0x27),//
-		'SH1' => array( // Shift 1 set ----------------------------------------------------------------------------------
-			0x00=>0x00,0x01=>0x01,0x02=>0x02,0x03=>0x03,0x04=>0x04,0x05=>0x05,0x06=>0x06,0x07=>0x07,0x08=>0x08,0x09=>0x09, //
-			0x0a=>0x0a,0x0b=>0x0b,0x0c=>0x0c,0x0d=>0x0d,0x0e=>0x0e,0x0f=>0x0f,0x10=>0x10,0x11=>0x11,0x12=>0x12,0x13=>0x13, //
-			0x14=>0x14,0x15=>0x15,0x16=>0x16,0x17=>0x17,0x18=>0x18,0x19=>0x19,0x1a=>0x1a,0x1b=>0x1b,0x1c=>0x1c,0x1d=>0x1d, //
-			0x1e=>0x1e,0x1f=>0x1f),                                                                                        //
-		'SH2' => array( // Shift 2 set ----------------------------------------------------------------------------------
-			0x21=>0x00,0x22=>0x01,0x23=>0x02,0x24=>0x03,0x25=>0x04,0x26=>0x05,0x27=>0x06,0x28=>0x07,0x29=>0x08,0x2a=>0x09, //
-			0x2b=>0x0a,0x2c=>0x0b,0x2d=>0x0c,0x2e=>0x0d,0x2f=>0x0e,0x3a=>0x0f,0x3b=>0x10,0x3c=>0x11,0x3d=>0x12,0x3e=>0x13, //
-			0x3f=>0x14,0x40=>0x15,0x5b=>0x16,0x5c=>0x17,0x5d=>0x18,0x5e=>0x19,0x5f=>0x1a,'F1'=>0x1b,'US'=>0x1e),           //
-		'S3C' => array( // Shift 3 set for C40 --------------------------------------------------------------------------
-			0x60=>0x00,0x61=>0x01,0x62=>0x02,0x63=>0x03,0x64=>0x04,0x65=>0x05,0x66=>0x06,0x67=>0x07,0x68=>0x08,0x69=>0x09, //
-			0x6a=>0x0a,0x6b=>0x0b,0x6c=>0x0c,0x6d=>0x0d,0x6e=>0x0e,0x6f=>0x0f,0x70=>0x10,0x71=>0x11,0x72=>0x12,0x73=>0x13, //
-			0x74=>0x14,0x75=>0x15,0x76=>0x16,0x77=>0x17,0x78=>0x18,0x79=>0x19,0x7a=>0x1a,0x7b=>0x1b,0x7c=>0x1c,0x7d=>0x1d, //
-			0x7e=>0x1e,0x7f=>0x1f),
-		'S3T' => array( // Shift 3 set for TEXT -------------------------------------------------------------------------
-			0x60=>0x00,0x41=>0x01,0x42=>0x02,0x43=>0x03,0x44=>0x04,0x45=>0x05,0x46=>0x06,0x47=>0x07,0x48=>0x08,0x49=>0x09, //
-			0x4a=>0x0a,0x4b=>0x0b,0x4c=>0x0c,0x4d=>0x0d,0x4e=>0x0e,0x4f=>0x0f,0x50=>0x10,0x51=>0x11,0x52=>0x12,0x53=>0x13, //
-			0x54=>0x14,0x55=>0x15,0x56=>0x16,0x57=>0x17,0x58=>0x18,0x59=>0x19,0x5a=>0x1a,0x7b=>0x1b,0x7c=>0x1c,0x7d=>0x1d, //
-			0x7e=>0x1e,0x7f=>0x1f),                                                                                        //
-		'X12' => array( // Set for X12 ----------------------------------------------------------------------------------
-			0x0d=>0x00,0x2a=>0x01,0x3e=>0x02,0x20=>0x03,0x30=>0x04,0x31=>0x05,0x32=>0x06,0x33=>0x07,0x34=>0x08,0x35=>0x09, //
-			0x36=>0x0a,0x37=>0x0b,0x38=>0x0c,0x39=>0x0d,0x41=>0x0e,0x42=>0x0f,0x43=>0x10,0x44=>0x11,0x45=>0x12,0x46=>0x13, //
-			0x47=>0x14,0x48=>0x15,0x49=>0x16,0x4a=>0x17,0x4b=>0x18,0x4c=>0x19,0x4d=>0x1a,0x4e=>0x1b,0x4f=>0x1c,0x50=>0x1d, //
-			0x51=>0x1e,0x52=>0x1f,0x53=>0x20,0x54=>0x21,0x55=>0x22,0x56=>0x23,0x57=>0x24,0x58=>0x25,0x59=>0x26,0x5a=>0x27) //
-		);
-
-// -----------------------------------------------------------------------------
-
-	/**
-	 * This is the class constructor.
-	 * Creates a datamatrix object
-	 * @param $code (string) Code to represent using Datamatrix.
-	 * @public
-	 */
-	public function __construct($code) {
-		$barcode_array = array();
-		if ((is_null($code)) OR ($code == '\0') OR ($code == '')) {
-			return false;
-		}
-		// get data codewords
-		$cw = $this->getHighLevelEncoding($code);
-		// number of data codewords
-		$nd = count($cw);
-		// check size
-		if ($nd > 1558) {
-			return false;
-		}
-		// get minimum required matrix size.
-		foreach ($this->symbattr as $params) {
-			if ($params[11] >= $nd) {
-				break;
-			}
-		}
-		if ($params[11] < $nd) {
-			// too much data
-			return false;
-		} elseif ($params[11] > $nd) {
-			// add padding
-			if ((($params[11] - $nd) > 1) AND ($cw[($nd - 1)] != 254)) {
-				if ($this->last_enc == ENC_EDF) {
-					// switch to ASCII encoding
-					$cw[] = 124;
-					++$nd;
-				} elseif (($this->last_enc != ENC_ASCII) AND ($this->last_enc != ENC_BASE256)) {
-					// switch to ASCII encoding
-					$cw[] = 254;
-					++$nd;
-				}
-			}
-			if ($params[11] > $nd) {
-				// add first pad
-				$cw[] = 129;
-				++$nd;
-				// add remaining pads
-				for ($i = $nd; $i < $params[11]; ++$i) {
-					$cw[] = $this->get253StateCodeword(129, $i);
-				}
-			}
-		}
-		// add error correction codewords
-		$cw = $this->getErrorCorrection($cw, $params[13], $params[14], $params[15]);
-		// initialize empty arrays
-		$grid = array_fill(0, ($params[2] * $params[3]), 0);
-		// get placement map
-		$places = $this->getPlacementMap($params[2], $params[3]);
-		// fill the grid with data
-		$grid = array();
-		$i = 0;
-		// region data row max index
-		$rdri = ($params[4] - 1);
-		// region data column max index
-		$rdci = ($params[5] - 1);
-		// for each vertical region
-		for ($vr = 0; $vr < $params[9]; ++$vr) {
-			// for each row on region
-			for ($r = 0; $r < $params[4]; ++$r) {
-				// get row
-				$row = (($vr * $params[4]) + $r);
-				// for each horizontal region
-				for ($hr = 0; $hr < $params[8]; ++$hr) {
-					// for each column on region
-					for ($c = 0; $c < $params[5]; ++$c) {
-						// get column
-						$col = (($hr * $params[5]) + $c);
-						// braw bits by case
-						if ($r == 0) {
-							// top finder pattern
-							if ($c % 2) {
-								$grid[$row][$col] = 0;
-							} else {
-								$grid[$row][$col] = 1;
-							}
-						} elseif ($r == $rdri) {
-							// bottom finder pattern
-							$grid[$row][$col] = 1;
-						} elseif ($c == 0) {
-							// left finder pattern
-							$grid[$row][$col] = 1;
-						} elseif ($c == $rdci) {
-							// right finder pattern
-							if ($r % 2) {
-								$grid[$row][$col] = 1;
-							} else {
-								$grid[$row][$col] = 0;
-							}
-						} else { // data bit
-							if ($places[$i] < 2) {
-								$grid[$row][$col] = $places[$i];
-							} else {
-								// codeword ID
-								$cw_id = (floor($places[$i] / 10) - 1);
-								// codeword BIT mask
-								$cw_bit = pow(2, (8 - ($places[$i] % 10)));
-								$grid[$row][$col] = (($cw[$cw_id] & $cw_bit) == 0) ? 0 : 1;
-							}
-							++$i;
-						}
-					}
-				}
-			}
-		}
-		$this->barcode_array['num_rows'] = $params[0];
-		$this->barcode_array['num_cols'] = $params[1];
-		$this->barcode_array['bcode'] = $grid;
-	}
-
-	/**
-	 * Returns a barcode array which is readable by TCPDF
-	 * @return array barcode array readable by TCPDF;
-	 * @public
-	 */
-	public function getBarcodeArray() {
-		return $this->barcode_array;
-	}
-
-	/**
-	 * Product of two numbers in a Power-of-Two Galois Field
-	 * @param $a (int) first number to multiply.
-	 * @param $b (int) second number to multiply.
-	 * @param $log (array) Log table.
-	 * @param $alog (array) Anti-Log table.
-	 * @param $gf (array) Number of Factors of the Reed-Solomon polynomial.
-	 * @return int product
-	 * @protected
-	 */
-	protected function getGFProduct($a, $b, $log, $alog, $gf) {
-		if (($a == 0) OR ($b == 0)) {
-			return 0;
-		}
-		return ($alog[($log[$a] + $log[$b]) % ($gf - 1)]);
-	}
-
-	/**
-	 * Add error correction codewords to data codewords array (ANNEX E).
-	 * @param $wd (array) Array of datacodewords.
-	 * @param $nb (int) Number of blocks.
-	 * @param $nd (int) Number of data codewords per block.
-	 * @param $nc (int) Number of correction codewords per block.
-	 * @param $gf (int) numner of fields on log/antilog table (power of 2).
-	 * @param $pp (int) The value of its prime modulus polynomial (301 for ECC200).
-	 * @return array data codewords + error codewords
-	 * @protected
-	 */
-	protected function getErrorCorrection($wd, $nb, $nd, $nc, $gf=256, $pp=301) {
-		// generate the log ($log) and antilog ($alog) tables
-		$log[0] = 0;
-		$alog[0] = 1;
-		for ($i = 1; $i < $gf; ++$i) {
-			$alog[$i] = ($alog[($i - 1)] * 2);
-			if ($alog[$i] >= $gf) {
-				$alog[$i] ^= $pp;
-			}
-			$log[$alog[$i]] = $i;
-		}
-		ksort($log);
-		// generate the polynomial coefficients (c)
-		$c = array_fill(0, ($nc + 1), 0);
-		$c[0] = 1;
-		for ($i = 1; $i <= $nc; ++$i) {
-			$c[$i] = $c[($i-1)];
-			for ($j = ($i - 1); $j >= 1; --$j) {
-				$c[$j] = $c[($j - 1)] ^ $this->getGFProduct($c[$j], $alog[$i], $log, $alog, $gf);
-			}
-			$c[0] = $this->getGFProduct($c[0], $alog[$i], $log, $alog, $gf);
-		}
-		ksort($c);
-		// total number of data codewords
-		$num_wd = ($nb * $nd);
-		// total number of error codewords
-		$num_we = ($nb * $nc);
-		// for each block
-		for ($b = 0; $b < $nb; ++$b) {
-			// create interleaved data block
-			$block = array();
-			for ($n = $b; $n < $num_wd; $n += $nb) {
-				$block[] = $wd[$n];
-			}
-			// initialize error codewords
-			$we = array_fill(0, ($nc + 1), 0);
-			// calculate error correction codewords for this block
-			for ($i = 0; $i < $nd; ++$i) {
-				$k = ($we[0] ^ $block[$i]);
-				for ($j = 0; $j < $nc; ++$j) {
-					$we[$j] = ($we[($j + 1)] ^ $this->getGFProduct($k, $c[($nc - $j - 1)], $log, $alog, $gf));
-				}
-			}
-			// add error codewords at the end of data codewords
-			$j = 0;
-			for ($i = $b; $i < $num_we; $i += $nb) {
-				$wd[($num_wd + $i)] = $we[$j];
-				++$j;
-			}
-		}
-		// reorder codewords
-		ksort($wd);
-		return $wd;
-	}
-
-	/**
-	 * Return the 253-state codeword
-	 * @param $cwpad (int) Pad codeword.
-	 * @param $cwpos (int) Number of data codewords from the beginning of encoded data.
-	 * @return pad codeword
-	 * @protected
-	 */
-	protected function get253StateCodeword($cwpad, $cwpos) {
-		$pad = ($cwpad + (((149 * $cwpos) % 253) + 1));
-		if ($pad > 254) {
-			$pad -= 254;
-		}
-		return $pad;
-	}
-
-	/**
-	 * Return the 255-state codeword
-	 * @param $cwpad (int) Pad codeword.
-	 * @param $cwpos (int) Number of data codewords from the beginning of encoded data.
-	 * @return pad codeword
-	 * @protected
-	 */
-	protected function get255StateCodeword($cwpad, $cwpos) {
-		$pad = ($cwpad + (((149 * $cwpos) % 255) + 1));
-		if ($pad > 255) {
-			$pad -= 256;
-		}
-		return $pad;
-	}
-
-	/**
-	 * Returns true if the char belongs to the selected mode
-	 * @param $chr (int) Character (byte) to check.
-	 * @param $mode (int) Current encoding mode.
-	 * @return boolean true if the char is of the selected mode.
-	 * @protected
-	 */
-	protected function isCharMode($chr, $mode) {
-		$status = false;
-		switch ($mode) {
-			case ENC_ASCII: { // ASCII character 0 to 127
-				$status = (($chr >= 0) AND ($chr <= 127));
-				break;
-			}
-			case ENC_C40: { // Upper-case alphanumeric
-				$status = (($chr == 32) OR (($chr >= 48) AND ($chr <= 57)) OR (($chr >= 65) AND ($chr <= 90)));
-				break;
-			}
-			case ENC_TXT: { // Lower-case alphanumeric
-				$status = (($chr == 32) OR (($chr >= 48) AND ($chr <= 57)) OR (($chr >= 97) AND ($chr <= 122)));
-				break;
-			}
-			case ENC_X12: { // ANSI X12
-				$status = (($chr == 13) OR ($chr == 42) OR ($chr == 62));
-				break;
-			}
-			case ENC_EDF: { // ASCII character 32 to 94
-				$status = (($chr >= 32) AND ($chr <= 94));
-				break;
-			}
-			case ENC_BASE256: { // Function character (FNC1, Structured Append, Reader Program, or Code Page)
-				$status = (($chr == 232) OR ($chr == 233) OR ($chr == 234) OR ($chr == 241));
-				break;
-			}
-			case ENC_ASCII_EXT: { // ASCII character 128 to 255
-				$status = (($chr >= 128) AND ($chr <= 255));
-				break;
-			}
-			case ENC_ASCII_NUM: { // ASCII digits
-				$status = (($chr >= 48) AND ($chr <= 57));
-				break;
-			}
-		}
-		return $status;
-	}
-
-	/**
-	 * The look-ahead test scans the data to be encoded to find the best mode (Annex P - steps from J to S).
-	 * @param $data (string) data to encode
-	 * @param $pos (int) current position
-	 * @param $mode (int) current encoding mode
-	 * @return int encoding mode
-	 * @protected
-	 */
-	protected function lookAheadTest($data, $pos, $mode) {
-		$data_length = strlen($data);
-		if ($pos >= $data_length) {
-			return $mode;
-		}
-		$charscount = 0; // count processed chars
-		// STEP J
-		if ($mode == ENC_ASCII) {
-			$numch = array(0, 1, 1, 1, 1, 1.25);
-		} else {
-			$numch = array(1, 2, 2, 2, 2, 2.25);
-			$numch[$mode] = 0;
-		}
-		while (true) {
-			// STEP K
-			if (($pos + $charscount) == $data_length) {
-				if ($numch[ENC_ASCII] <= ceil(min($numch[ENC_C40], $numch[ENC_TXT], $numch[ENC_X12], $numch[ENC_EDF], $numch[ENC_BASE256]))) {
-					return ENC_ASCII;
-				}
-				if ($numch[ENC_BASE256] < ceil(min($numch[ENC_ASCII], $numch[ENC_C40], $numch[ENC_TXT], $numch[ENC_X12], $numch[ENC_EDF]))) {
-					return ENC_BASE256;
-				}
-				if ($numch[ENC_EDF] < ceil(min($numch[ENC_ASCII], $numch[ENC_C40], $numch[ENC_TXT], $numch[ENC_X12], $numch[ENC_BASE256]))) {
-					return ENC_EDF;
-				}
-				if ($numch[ENC_TXT] < ceil(min($numch[ENC_ASCII], $numch[ENC_C40], $numch[ENC_X12], $numch[ENC_EDF], $numch[ENC_BASE256]))) {
-					return ENC_TXT;
-				}
-				if ($numch[ENC_X12] < ceil(min($numch[ENC_ASCII], $numch[ENC_C40], $numch[ENC_TXT], $numch[ENC_EDF], $numch[ENC_BASE256]))) {
-					return ENC_X12;
-				}
-				return ENC_C40;
-			}
-			// get char
-			$chr = ord($data[$pos + $charscount]);
-			$charscount++;
-			// STEP L
-			if ($this->isCharMode($chr, ENC_ASCII_NUM)) {
-				$numch[ENC_ASCII] += (1 / 2);
-			} elseif ($this->isCharMode($chr, ENC_ASCII_EXT)) {
-				$numch[ENC_ASCII] = ceil($numch[ENC_ASCII]);
-				$numch[ENC_ASCII] += 2;
-			} else {
-				$numch[ENC_ASCII] = ceil($numch[ENC_ASCII]);
-				$numch[ENC_ASCII] += 1;
-			}
-			// STEP M
-			if ($this->isCharMode($chr, ENC_C40)) {
-				$numch[ENC_C40] += (2 / 3);
-			} elseif ($this->isCharMode($chr, ENC_ASCII_EXT)) {
-				$numch[ENC_C40] += (8 / 3);
-			} else {
-				$numch[ENC_C40] += (4 / 3);
-			}
-			// STEP N
-			if ($this->isCharMode($chr, ENC_TXT)) {
-				$numch[ENC_TXT] += (2 / 3);
-			} elseif ($this->isCharMode($chr, ENC_ASCII_EXT)) {
-				$numch[ENC_TXT] += (8 / 3);
-			} else {
-				$numch[ENC_TXT] += (4 / 3);
-			}
-			// STEP O
-			if ($this->isCharMode($chr, ENC_X12) OR $this->isCharMode($chr, ENC_C40)) {
-				$numch[ENC_X12] += (2 / 3);
-			} elseif ($this->isCharMode($chr, ENC_ASCII_EXT)) {
-				$numch[ENC_X12] += (13 / 3);
-			} else {
-				$numch[ENC_X12] += (10 / 3);
-			}
-			// STEP P
-			if ($this->isCharMode($chr, ENC_EDF)) {
-				$numch[ENC_EDF] += (3 / 4);
-			} elseif ($this->isCharMode($chr, ENC_ASCII_EXT)) {
-				$numch[ENC_EDF] += (17 / 4);
-			} else {
-				$numch[ENC_EDF] += (13 / 4);
-			}
-			// STEP Q
-			if ($this->isCharMode($chr, ENC_BASE256)) {
-				$numch[ENC_BASE256] += 4;
-			} else {
-				$numch[ENC_BASE256] += 1;
-			}
-			// STEP R
-			if ($charscount >= 4) {
-				if (($numch[ENC_ASCII] + 1) <= min($numch[ENC_C40], $numch[ENC_TXT], $numch[ENC_X12], $numch[ENC_EDF], $numch[ENC_BASE256])) {
-					return ENC_ASCII;
-				}
-				if ((($numch[ENC_BASE256] + 1) <= $numch[ENC_ASCII])
-					OR (($numch[ENC_BASE256] + 1) < min($numch[ENC_C40], $numch[ENC_TXT], $numch[ENC_X12], $numch[ENC_EDF]))) {
-					return ENC_BASE256;
-				}
-				if (($numch[ENC_EDF] + 1) < min($numch[ENC_ASCII], $numch[ENC_C40], $numch[ENC_TXT], $numch[ENC_X12], $numch[ENC_BASE256])) {
-					return ENC_EDF;
-				}
-				if (($numch[ENC_TXT] + 1) < min($numch[ENC_ASCII], $numch[ENC_C40], $numch[ENC_X12], $numch[ENC_EDF], $numch[ENC_BASE256])) {
-					return ENC_TXT;
-				}
-				if (($numch[ENC_X12] + 1) < min($numch[ENC_ASCII], $numch[ENC_C40], $numch[ENC_TXT], $numch[ENC_EDF], $numch[ENC_BASE256])) {
-					return ENC_X12;
-				}
-				if (($numch[ENC_C40] + 1) < min($numch[ENC_ASCII], $numch[ENC_TXT], $numch[ENC_EDF], $numch[ENC_BASE256])) {
-					if ($numch[ENC_C40] < $numch[ENC_X12]) {
-						return ENC_C40;
-					}
-					if ($numch[ENC_C40] == $numch[ENC_X12]) {
-						$k = ($pos + $charscount + 1);
-						while ($k < $data_length) {
-							$tmpchr = ord($data{$k});
-							if ($this->isCharMode($tmpchr, ENC_X12)) {
-								return ENC_X12;
-							} elseif (!($this->isCharMode($tmpchr, ENC_X12) OR $this->isCharMode($tmpchr, ENC_C40))) {
-								break;
-							}
-							++$k;
-						}
-						return ENC_C40;
-					}
-				}
-			}
-		} // end of while
-	}
-
-	/**
-	 * Get the switching codeword to a new encoding mode (latch codeword)
-	 * @param $mode (int) New encoding mode.
-	 * @return (int) Switch codeword.
-	 * @protected
-	 */
-	protected function getSwitchEncodingCodeword($mode) {
-		switch ($mode) {
-			case ENC_ASCII: { // ASCII character 0 to 127
-				$cw = 254;
-				if ($this->last_enc == ENC_EDF) {
-					$cw = 124;
-				}
-				break;
-			}
-			case ENC_C40: { // Upper-case alphanumeric
-				$cw = 230;
-				break;
-			}
-			case ENC_TXT: { // Lower-case alphanumeric
-				$cw = 239;
-				break;
-			}
-			case ENC_X12: { // ANSI X12
-				$cw = 238;
-				break;
-			}
-			case ENC_EDF: { // ASCII character 32 to 94
-				$cw = 240;
-				break;
-			}
-			case ENC_BASE256: { // Function character (FNC1, Structured Append, Reader Program, or Code Page)
-				$cw = 231;
-				break;
-			}
-		}
-		return $cw;
-	}
-
-	/**
-	 * Choose the minimum matrix size and return the max number of data codewords.
-	 * @param $numcw (int) Number of current codewords.
-	 * @return number of data codewords in matrix
-	 * @protected
-	 */
-	protected function getMaxDataCodewords($numcw) {
-		foreach ($this->symbattr as $key => $matrix) {
-			if ($matrix[11] >= $numcw) {
-				return $matrix[11];
-			}
-		}
-		return 0;
-	}
-
-	/**
-	 * Get high level encoding using the minimum symbol data characters for ECC 200
-	 * @param $data (string) data to encode
-	 * @return array of codewords
-	 * @protected
-	 */
-	protected function getHighLevelEncoding($data) {
-		// STEP A. Start in ASCII encodation.
-		$enc = ENC_ASCII; // current encoding mode
-		$pos = 0; // current position
-		$cw = array(); // array of codewords to be returned
-		$cw_num = 0; // number of data codewords
-		$data_length = strlen($data); // number of chars
-		while ($pos < $data_length) {
-			// set last used encoding
-			$this->last_enc = $enc;
-			switch ($enc) {
-				case ENC_ASCII: { // STEP B. While in ASCII encodation
-					if (($data_length > 1) AND ($pos < ($data_length - 1)) AND ($this->isCharMode(ord($data[$pos]), ENC_ASCII_NUM) AND $this->isCharMode(ord($data[$pos + 1]), ENC_ASCII_NUM))) {
-						// 1. If the next data sequence is at least 2 consecutive digits, encode the next two digits as a double digit in ASCII mode.
-						$cw[] = (intval(substr($data, $pos, 2)) + 130);
-						++$cw_num;
-						$pos += 2;
-					} else {
-						// 2. If the look-ahead test (starting at step J) indicates another mode, switch to that mode.
-						$newenc = $this->lookAheadTest($data, $pos, $enc);
-						if ($newenc != $enc) {
-							// switch to new encoding
-							$enc = $newenc;
-							$cw[] = $this->getSwitchEncodingCodeword($enc);
-							++$cw_num;
-						} else {
-							// get new byte
-							$chr = ord($data[$pos]);
-							++$pos;
-							if ($this->isCharMode($chr, ENC_ASCII_EXT)) {
-								// 3. If the next data character is extended ASCII (greater than 127) encode it in ASCII mode first using the Upper Shift (value 235) character.
-								$cw[] = 235;
-								$cw[] = ($chr - 127);
-								$cw_num += 2;
-							} else {
-								// 4. Otherwise process the next data character in ASCII encodation.
-								$cw[] = ($chr + 1);
-								++$cw_num;
-							}
-						}
-					}
-					break;
-				}
-				case ENC_C40 :   // Upper-case alphanumeric
-				case ENC_TXT :   // Lower-case alphanumeric
-				case ENC_X12 : { // ANSI X12
-					$temp_cw = array();
-					$p = 0;
-					$epos = $pos;
-					// get charset ID
-					$set_id = $this->chset_id[$enc];
-					// get basic charset for current encoding
-					$charset = $this->chset[$set_id];
-					do {
-						// 2. process the next character in C40 encodation.
-						$chr = ord($data[$epos]);
-						++$epos;
-						// check for extended character
-						if ($chr & 0x80) {
-							if ($enc == ENC_X12) {
-								return false;
-							}
-							$chr = ($chr & 0x7f);
-							$temp_cw[] = 1; // shift 2
-							$temp_cw[] = 30; // upper shift
-							$p += 2;
-						}
-						if (isset($charset[$chr])) {
-							$temp_cw[] = $charset[$chr];
-							++$p;
-						} else {
-							if (isset($this->chset['SH1'][$chr])) {
-								$temp_cw[] = 0; // shift 1
-								$shiftset = $this->chset['SH1'];
-							} elseif (isset($chr, $this->chset['SH2'][$chr])) {
-								$temp_cw[] = 1; // shift 2
-								$shiftset = $this->chset['SH2'];
-							} elseif (($enc == ENC_C40) AND isset($this->chset['S3C'][$chr])) {
-								$temp_cw[] = 2; // shift 3
-								$shiftset = $this->chset['S3C'];
-							} elseif (($enc == ENC_TXT) AND isset($this->chset['S3T'][$chr])) {
-								$temp_cw[] = 2; // shift 3
-								$shiftset = $this->chset['S3T'];
-							} else {
-								return false;
-							}
-							$temp_cw[] = $shiftset[$chr];
-							$p += 2;
-						}
-						if ($p >= 3) {
-							$c1 = array_shift($temp_cw);
-							$c2 = array_shift($temp_cw);
-							$c3 = array_shift($temp_cw);
-							$p -= 3;
-							$tmp = ((1600 * $c1) + (40 * $c2) + $c3 + 1);
-							$cw[] = ($tmp >> 8);
-							$cw[] = ($tmp % 256);
-							$cw_num += 2;
-							$pos = $epos;
-							// 1. If the C40 encoding is at the point of starting a new double symbol character and if the look-ahead test (starting at step J) indicates another mode, switch to that mode.
-							$newenc = $this->lookAheadTest($data, $pos, $enc);
-							if ($newenc != $enc) {
-								// switch to new encoding
-								$enc = $newenc;
-								if ($enc != ENC_ASCII) {
-									// set unlatch character
-									$cw[] = $this->getSwitchEncodingCodeword(ENC_ASCII);
-									++$cw_num;
-								}
-								$cw[] = $this->getSwitchEncodingCodeword($enc);
-								++$cw_num;
-								$pos -= $p;
-								$p = 0;
-								break;
-							}
-						}
-					} while (($p > 0) AND ($epos < $data_length));
-					// process last data (if any)
-					if ($p > 0) {
-						// get remaining number of data symbols
-						$cwr = ($this->getMaxDataCodewords($cw_num) - $cw_num);
-						if (($cwr == 1) AND ($p == 1)) {
-							// d. If one symbol character remains and one C40 value (data character) remains to be encoded
-							$c1 = array_shift($temp_cw);
-							--$p;
-							$cw[] = ($chr + 1);
-							++$cw_num;
-							$pos = $epos;
-							$enc = ENC_ASCII;
-							$this->last_enc = $enc;
-						} elseif (($cwr == 2) AND ($p == 1)) {
-							// c. If two symbol characters remain and only one C40 value (data character) remains to be encoded
-							$c1 = array_shift($temp_cw);
-							--$p;
-							$cw[] = 254;
-							$cw[] = ($chr + 1);
-							$cw_num += 2;
-							$pos = $epos;
-							$enc = ENC_ASCII;
-							$this->last_enc = $enc;
-						} elseif (($cwr == 2) AND ($p == 2)) {
-							// b. If two symbol characters remain and two C40 values remain to be encoded
-							$c1 = array_shift($temp_cw);
-							$c2 = array_shift($temp_cw);
-							$p -= 2;
-							$tmp = ((1600 * $c1) + (40 * $c2) + 1);
-							$cw[] = ($tmp >> 8);
-							$cw[] = ($tmp % 256);
-							$cw_num += 2;
-							$pos = $epos;
-							$enc = ENC_ASCII;
-							$this->last_enc = $enc;
-						} else {
-							// switch to ASCII encoding
-							if ($enc != ENC_ASCII) {
-								$enc = ENC_ASCII;
-								$this->last_enc = $enc;
-								$cw[] = $this->getSwitchEncodingCodeword($enc);
-								++$cw_num;
-								$pos = ($epos - $p);
-							}
-						}
-					}
-					break;
-				}
-				case ENC_EDF: { // F. While in EDIFACT (EDF) encodation
-					// initialize temporary array with 0 length
-					$temp_cw = array();
-					$epos = $pos;
-					$field_length = 0;
-					$newenc = $enc;
-					do {
-						// 2. process the next character in EDIFACT encodation.
-						$chr = ord($data[$epos]);
-						if ($this->isCharMode($chr, ENC_EDF)) {
-							++$epos;
-							$temp_cw[] = $chr;
-							++$field_length;
-						}
-						if (($field_length == 4) OR ($epos == $data_length) OR !$this->isCharMode($chr, ENC_EDF)) {
-							if (($epos == $data_length) AND ($field_length < 3)) {
-								$enc = ENC_ASCII;
-								$cw[] = $this->getSwitchEncodingCodeword($enc);
-								++$cw_num;
-								break;
-							}
-							if ($field_length < 4) {
-								// set unlatch character
-								$temp_cw[] = 0x1f;
-								++$field_length;
-								// fill empty characters
-								for ($i = $field_length; $i < 4; ++$i) {
-									$temp_cw[] = 0;
-								}
-								$enc = ENC_ASCII;
-								$this->last_enc = $enc;
-							}
-							// encodes four data characters in three codewords
-							$tcw = (($temp_cw[0] & 0x3F) << 2) + (($temp_cw[1] & 0x30) >> 4);
-							if ($tcw > 0) {
-								$cw[] = $tcw;
-								$cw_num++;
-							}
-							$tcw= (($temp_cw[1] & 0x0F) << 4) + (($temp_cw[2] & 0x3C) >> 2);
-							if ($tcw > 0) {
-								$cw[] = $tcw;
-								$cw_num++;
-							}
-							$tcw = (($temp_cw[2] & 0x03) << 6) + ($temp_cw[3] & 0x3F);
-							if ($tcw > 0) {
-								$cw[] = $tcw;
-								$cw_num++;
-							}
-							$temp_cw = array();
-							$pos = $epos;
-							$field_length = 0;
-							if ($enc == ENC_ASCII) {
-								break; // exit from EDIFACT mode
-							}
-						}
-					} while ($epos < $data_length);
-					break;
-				}
-				case ENC_BASE256: { // G. While in Base 256 (B256) encodation
-					// initialize temporary array with 0 length
-					$temp_cw = array();
-					$field_length = 0;
-					while (($pos < $data_length) AND ($field_length <= 1555)) {
-						$newenc = $this->lookAheadTest($data, $pos, $enc);
-						if ($newenc != $enc) {
-							// 1. If the look-ahead test (starting at step J) indicates another mode, switch to that mode.
-							$enc = $newenc;
-							break; // exit from B256 mode
-						} else {
-							// 2. Otherwise, process the next character in Base 256 encodation.
-							$chr = ord($data[$pos]);
-							++$pos;
-							$temp_cw[] = $chr;
-							++$field_length;
-						}
-					}
-					// set field length
-					if ($field_leng