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barcodes.php
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barcodes.php
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<?php
//============================================================+
// File name : barcodes.php
// Version : 1.0.021
// Begin : 2008-06-09
// Last Update : 2011-09-15
// Author : Nicola Asuni - Tecnick.com LTD - Manor Coach House, Church Hill, Aldershot, Hants, GU12 4RQ, UK - www.tecnick.com - [email protected]
// License : GNU-LGPL v3 (http://www.gnu.org/copyleft/lesser.html)
// -------------------------------------------------------------------
// Copyright (C) 2008-2012 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 : PHP class to creates array representations for
// common 1D barcodes to be used with TCPDF.
//
//============================================================+
/**
* @file
* PHP class to creates array representations for common 1D barcodes to be used with TCPDF.
* @package com.tecnick.tcpdf
* @author Nicola Asuni
* @version 1.0.021
*/
/**
* @class TCPDFBarcode
* PHP class to creates array representations for common 1D barcodes to be used with TCPDF (http://www.tcpdf.org).<br>
* @package com.tecnick.tcpdf
* @version 1.0.021
* @author Nicola Asuni
*/
class TCPDFBarcode {
/**
* Array representation of barcode.
* @protected
*/
protected $barcode_array;
/**
* This is the class constructor.
* Return an array representations for common 1D barcodes:<ul>
* <li>$arrcode['code'] code to be printed on text label</li>
* <li>$arrcode['maxh'] max barcode height</li>
* <li>$arrcode['maxw'] max barcode width</li>
* <li>$arrcode['bcode'][$k] single bar or space in $k position</li>
* <li>$arrcode['bcode'][$k]['t'] bar type: true = bar, false = space.</li>
* <li>$arrcode['bcode'][$k]['w'] bar width in units.</li>
* <li>$arrcode['bcode'][$k]['h'] bar height in units.</li>
* <li>$arrcode['bcode'][$k]['p'] bar top position (0 = top, 1 = middle)</li></ul>
* @param $code (string) code to print
* @param $type (string) type of barcode: <ul><li>C39 : CODE 39 - ANSI MH10.8M-1983 - USD-3 - 3 of 9.</li><li>C39+ : CODE 39 with checksum</li><li>C39E : CODE 39 EXTENDED</li><li>C39E+ : CODE 39 EXTENDED + CHECKSUM</li><li>C93 : CODE 93 - USS-93</li><li>S25 : Standard 2 of 5</li><li>S25+ : Standard 2 of 5 + CHECKSUM</li><li>I25 : Interleaved 2 of 5</li><li>I25+ : Interleaved 2 of 5 + CHECKSUM</li><li>C128 : CODE 128</li><li>C128A : CODE 128 A</li><li>C128B : CODE 128 B</li><li>C128C : CODE 128 C</li><li>EAN2 : 2-Digits UPC-Based Extention</li><li>EAN5 : 5-Digits UPC-Based Extention</li><li>EAN8 : EAN 8</li><li>EAN13 : EAN 13</li><li>UPCA : UPC-A</li><li>UPCE : UPC-E</li><li>MSI : MSI (Variation of Plessey code)</li><li>MSI+ : MSI + CHECKSUM (modulo 11)</li><li>POSTNET : POSTNET</li><li>PLANET : PLANET</li><li>RMS4CC : RMS4CC (Royal Mail 4-state Customer Code) - CBC (Customer Bar Code)</li><li>KIX : KIX (Klant index - Customer index)</li><li>IMB: Intelligent Mail Barcode - Onecode - USPS-B-3200</li><li>CODABAR : CODABAR</li><li>CODE11 : CODE 11</li><li>PHARMA : PHARMACODE</li><li>PHARMA2T : PHARMACODE TWO-TRACKS</li></ul>
* @public
*/
public function __construct($code, $type) {
$this->setBarcode($code, $type);
}
/**
* Return an array representations of barcode.
* @return array
* @public
*/
public function getBarcodeArray() {
return $this->barcode_array;
}
/**
* Send barcode as SVG image object to the standard output.
* @param $w (int) Minimum width of a single bar in user units.
* @param $h (int) Height of barcode in user units.
* @param $color (string) Foreground color (in SVG format) for bar elements (background is transparent).
* @public
*/
public function getBarcodeSVG($w=2, $h=30, $color='black') {
// send headers
$code = $this->getBarcodeSVGcode($w, $h, $color);
header('Content-Type: application/svg+xml');
header('Cache-Control: public, must-revalidate, max-age=0'); // HTTP/1.1
header('Pragma: public');
header('Expires: Sat, 26 Jul 1997 05:00:00 GMT'); // Date in the past
header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT');
header('Content-Disposition: inline; filename="'.md5($code).'.svg";');
//header('Content-Length: '.strlen($code));
echo $code;
}
/**
* Return a SVG string representation of barcode.
* @param $w (int) Minimum width of a single bar in user units.
* @param $h (int) Height of barcode in user units.
* @param $color (string) Foreground color (in SVG format) for bar elements (background is transparent).
* @return string SVG code.
* @public
*/
public function getBarcodeSVGcode($w=2, $h=30, $color='black') {
// replace table for special characters
$repstr = array("\0" => '', '&' => '&', '<' => '<', '>' => '>');
$svg = '<'.'?'.'xml version="1.0" standalone="no"'.'?'.'>'."\n";
$svg .= '<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">'."\n";
$svg .= '<svg width="'.round(($this->barcode_array['maxw'] * $w), 3).'" height="'.$h.'" version="1.1" xmlns="http://www.w3.org/2000/svg">'."\n";
$svg .= "\t".'<desc>'.strtr($this->barcode_array['code'], $repstr).'</desc>'."\n";
$svg .= "\t".'<g id="bars" fill="'.$color.'" stroke="none">'."\n";
// print bars
$x = 0;
foreach ($this->barcode_array['bcode'] as $k => $v) {
$bw = round(($v['w'] * $w), 3);
$bh = round(($v['h'] * $h / $this->barcode_array['maxh']), 3);
if ($v['t']) {
$y = round(($v['p'] * $h / $this->barcode_array['maxh']), 3);
// draw a vertical bar
$svg .= "\t\t".'<rect x="'.$x.'" y="'.$y.'" width="'.$bw.'" height="'.$bh.'" />'."\n";
}
$x += $bw;
}
$svg .= "\t".'</g>'."\n";
$svg .= '</svg>'."\n";
return $svg;
}
/**
* Return an HTML representation of barcode.
* @param $w (int) Width of a single bar element in pixels.
* @param $h (int) Height of a single bar element in pixels.
* @param $color (string) Foreground color for bar elements (background is transparent).
* @return string HTML code.
* @public
*/
public function getBarcodeHTML($w=2, $h=30, $color='black') {
// replace table for special characters
$html = '<div style="font-size:0;position:relative;">'."\n";
// print bars
$x = 0;
foreach ($this->barcode_array['bcode'] as $k => $v) {
$bw = round(($v['w'] * $w), 3);
$bh = round(($v['h'] * $h / $this->barcode_array['maxh']), 3);
if ($v['t']) {
$y = round(($v['p'] * $h / $this->barcode_array['maxh']), 3);
// draw a vertical bar
$html .= '<div style="background-color:'.$color.';width:'.$bw.'px;height:'.$bh.'px;position:absolute;left:'.$x.'px;top:'.$y.'px;"> </div>'."\n";
}
$x += $bw;
}
$html .= '</div>'."\n";
return $html;
}
/**
* Return a PNG image representation of barcode (requires GD or Imagick library).
* @param $w (int) Width of a single bar element in pixels.
* @param $h (int) Height of a single bar element in pixels.
* @param $color (array) RGB (0-255) foreground color for bar elements (background is transparent).
* @return image or false in case of error.
* @public
*/
public function getBarcodePNG($w=2, $h=30, $color=array(0,0,0)) {
// calculate image size
$width = ($this->barcode_array['maxw'] * $w);
$height = $h;
if (function_exists('imagecreate')) {
// GD library
$imagick = false;
$png = imagecreate($width, $height);
$bgcol = imagecolorallocate($png, 255, 255, 255);
imagecolortransparent($png, $bgcol);
$fgcol = imagecolorallocate($png, $color[0], $color[1], $color[2]);
} elseif (extension_loaded('imagick')) {
$imagick = true;
$bgcol = new imagickpixel('rgb(255,255,255');
$fgcol = new imagickpixel('rgb('.$color[0].','.$color[1].','.$color[2].')');
$png = new Imagick();
$png->newImage($width, $height, 'none', 'png');
$bar = new imagickdraw();
$bar->setfillcolor($fgcol);
} else {
return false;
}
// print bars
$x = 0;
foreach ($this->barcode_array['bcode'] as $k => $v) {
$bw = round(($v['w'] * $w), 3);
$bh = round(($v['h'] * $h / $this->barcode_array['maxh']), 3);
if ($v['t']) {
$y = round(($v['p'] * $h / $this->barcode_array['maxh']), 3);
// draw a vertical bar
if ($imagick) {
$bar->rectangle($x, $y, ($x + $bw), ($y + $bh));
} else {
imagefilledrectangle($png, $x, $y, ($x + $bw), ($y + $bh), $fgcol);
}
}
$x += $bw;
}
// send headers
header('Content-Type: image/png');
header('Cache-Control: public, must-revalidate, max-age=0'); // HTTP/1.1
header('Pragma: public');
header('Expires: Sat, 26 Jul 1997 05:00:00 GMT'); // Date in the past
header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT');
if ($imagick) {
$png->drawimage($bar);
echo $png;
} else {
imagepng($png);
imagedestroy($png);
}
}
/**
* Set the barcode.
* @param $code (string) code to print
* @param $type (string) type of barcode: <ul><li>C39 : CODE 39 - ANSI MH10.8M-1983 - USD-3 - 3 of 9.</li><li>C39+ : CODE 39 with checksum</li><li>C39E : CODE 39 EXTENDED</li><li>C39E+ : CODE 39 EXTENDED + CHECKSUM</li><li>C93 : CODE 93 - USS-93</li><li>S25 : Standard 2 of 5</li><li>S25+ : Standard 2 of 5 + CHECKSUM</li><li>I25 : Interleaved 2 of 5</li><li>I25+ : Interleaved 2 of 5 + CHECKSUM</li><li>C128 : CODE 128</li><li>C128A : CODE 128 A</li><li>C128B : CODE 128 B</li><li>C128C : CODE 128 C</li><li>EAN2 : 2-Digits UPC-Based Extention</li><li>EAN5 : 5-Digits UPC-Based Extention</li><li>EAN8 : EAN 8</li><li>EAN13 : EAN 13</li><li>UPCA : UPC-A</li><li>UPCE : UPC-E</li><li>MSI : MSI (Variation of Plessey code)</li><li>MSI+ : MSI + CHECKSUM (modulo 11)</li><li>POSTNET : POSTNET</li><li>PLANET : PLANET</li><li>RMS4CC : RMS4CC (Royal Mail 4-state Customer Code) - CBC (Customer Bar Code)</li><li>KIX : KIX (Klant index - Customer index)</li><li>IMB: Intelligent Mail Barcode - Onecode - USPS-B-3200</li><li>CODABAR : CODABAR</li><li>CODE11 : CODE 11</li><li>PHARMA : PHARMACODE</li><li>PHARMA2T : PHARMACODE TWO-TRACKS</li></ul>
* @return array barcode array
* @public
*/
public function setBarcode($code, $type) {
switch (strtoupper($type)) {
case 'C39': { // CODE 39 - ANSI MH10.8M-1983 - USD-3 - 3 of 9.
$arrcode = $this->barcode_code39($code, false, false);
break;
}
case 'C39+': { // CODE 39 with checksum
$arrcode = $this->barcode_code39($code, false, true);
break;
}
case 'C39E': { // CODE 39 EXTENDED
$arrcode = $this->barcode_code39($code, true, false);
break;
}
case 'C39E+': { // CODE 39 EXTENDED + CHECKSUM
$arrcode = $this->barcode_code39($code, true, true);
break;
}
case 'C93': { // CODE 93 - USS-93
$arrcode = $this->barcode_code93($code);
break;
}
case 'S25': { // Standard 2 of 5
$arrcode = $this->barcode_s25($code, false);
break;
}
case 'S25+': { // Standard 2 of 5 + CHECKSUM
$arrcode = $this->barcode_s25($code, true);
break;
}
case 'I25': { // Interleaved 2 of 5
$arrcode = $this->barcode_i25($code, false);
break;
}
case 'I25+': { // Interleaved 2 of 5 + CHECKSUM
$arrcode = $this->barcode_i25($code, true);
break;
}
case 'C128': { // CODE 128
$arrcode = $this->barcode_c128($code, '');
break;
}
case 'C128A': { // CODE 128 A
$arrcode = $this->barcode_c128($code, 'A');
break;
}
case 'C128B': { // CODE 128 B
$arrcode = $this->barcode_c128($code, 'B');
break;
}
case 'C128C': { // CODE 128 C
$arrcode = $this->barcode_c128($code, 'C');
break;
}
case 'EAN2': { // 2-Digits UPC-Based Extention
$arrcode = $this->barcode_eanext($code, 2);
break;
}
case 'EAN5': { // 5-Digits UPC-Based Extention
$arrcode = $this->barcode_eanext($code, 5);
break;
}
case 'EAN8': { // EAN 8
$arrcode = $this->barcode_eanupc($code, 8);
break;
}
case 'EAN13': { // EAN 13
$arrcode = $this->barcode_eanupc($code, 13);
break;
}
case 'UPCA': { // UPC-A
$arrcode = $this->barcode_eanupc($code, 12);
break;
}
case 'UPCE': { // UPC-E
$arrcode = $this->barcode_eanupc($code, 6);
break;
}
case 'MSI': { // MSI (Variation of Plessey code)
$arrcode = $this->barcode_msi($code, false);
break;
}
case 'MSI+': { // MSI + CHECKSUM (modulo 11)
$arrcode = $this->barcode_msi($code, true);
break;
}
case 'POSTNET': { // POSTNET
$arrcode = $this->barcode_postnet($code, false);
break;
}
case 'PLANET': { // PLANET
$arrcode = $this->barcode_postnet($code, true);
break;
}
case 'RMS4CC': { // RMS4CC (Royal Mail 4-state Customer Code) - CBC (Customer Bar Code)
$arrcode = $this->barcode_rms4cc($code, false);
break;
}
case 'KIX': { // KIX (Klant index - Customer index)
$arrcode = $this->barcode_rms4cc($code, true);
break;
}
case 'IMB': { // IMB - Intelligent Mail Barcode - Onecode - USPS-B-3200
$arrcode = $this->barcode_imb($code);
break;
}
case 'CODABAR': { // CODABAR
$arrcode = $this->barcode_codabar($code);
break;
}
case 'CODE11': { // CODE 11
$arrcode = $this->barcode_code11($code);
break;
}
case 'PHARMA': { // PHARMACODE
$arrcode = $this->barcode_pharmacode($code);
break;
}
case 'PHARMA2T': { // PHARMACODE TWO-TRACKS
$arrcode = $this->barcode_pharmacode2t($code);
break;
}
default: {
$this->barcode_array = false;
$arrcode = false;
break;
}
}
$this->barcode_array = $arrcode;
}
/**
* CODE 39 - ANSI MH10.8M-1983 - USD-3 - 3 of 9.
* General-purpose code in very wide use world-wide
* @param $code (string) code to represent.
* @param $extended (boolean) if true uses the extended mode.
* @param $checksum (boolean) if true add a checksum to the code.
* @return array barcode representation.
* @protected
*/
protected function barcode_code39($code, $extended=false, $checksum=false) {
$chr['0'] = '111331311';
$chr['1'] = '311311113';
$chr['2'] = '113311113';
$chr['3'] = '313311111';
$chr['4'] = '111331113';
$chr['5'] = '311331111';
$chr['6'] = '113331111';
$chr['7'] = '111311313';
$chr['8'] = '311311311';
$chr['9'] = '113311311';
$chr['A'] = '311113113';
$chr['B'] = '113113113';
$chr['C'] = '313113111';
$chr['D'] = '111133113';
$chr['E'] = '311133111';
$chr['F'] = '113133111';
$chr['G'] = '111113313';
$chr['H'] = '311113311';
$chr['I'] = '113113311';
$chr['J'] = '111133311';
$chr['K'] = '311111133';
$chr['L'] = '113111133';
$chr['M'] = '313111131';
$chr['N'] = '111131133';
$chr['O'] = '311131131';
$chr['P'] = '113131131';
$chr['Q'] = '111111333';
$chr['R'] = '311111331';
$chr['S'] = '113111331';
$chr['T'] = '111131331';
$chr['U'] = '331111113';
$chr['V'] = '133111113';
$chr['W'] = '333111111';
$chr['X'] = '131131113';
$chr['Y'] = '331131111';
$chr['Z'] = '133131111';
$chr['-'] = '131111313';
$chr['.'] = '331111311';
$chr[' '] = '133111311';
$chr['$'] = '131313111';
$chr['/'] = '131311131';
$chr['+'] = '131113131';
$chr['%'] = '111313131';
$chr['*'] = '131131311';
$code = strtoupper($code);
if ($extended) {
// extended mode
$code = $this->encode_code39_ext($code);
}
if ($code === false) {
return false;
}
if ($checksum) {
// checksum
$code .= $this->checksum_code39($code);
}
// add start and stop codes
$code = '*'.$code.'*';
$bararray = array('code' => $code, 'maxw' => 0, 'maxh' => 1, 'bcode' => array());
$k = 0;
$clen = strlen($code);
for ($i = 0; $i < $clen; ++$i) {
$char = $code{$i};
if(!isset($chr[$char])) {
// invalid character
return false;
}
for ($j = 0; $j < 9; ++$j) {
if (($j % 2) == 0) {
$t = true; // bar
} else {
$t = false; // space
}
$w = $chr[$char]{$j};
$bararray['bcode'][$k] = array('t' => $t, 'w' => $w, 'h' => 1, 'p' => 0);
$bararray['maxw'] += $w;
++$k;
}
// intercharacter gap
$bararray['bcode'][$k] = array('t' => false, 'w' => 1, 'h' => 1, 'p' => 0);
$bararray['maxw'] += 1;
++$k;
}
return $bararray;
}
/**
* Encode a string to be used for CODE 39 Extended mode.
* @param $code (string) code to represent.
* @return encoded string.
* @protected
*/
protected function encode_code39_ext($code) {
$encode = array(
chr(0) => '%U', chr(1) => '$A', chr(2) => '$B', chr(3) => '$C',
chr(4) => '$D', chr(5) => '$E', chr(6) => '$F', chr(7) => '$G',
chr(8) => '$H', chr(9) => '$I', chr(10) => '$J', chr(11) => '£K',
chr(12) => '$L', chr(13) => '$M', chr(14) => '$N', chr(15) => '$O',
chr(16) => '$P', chr(17) => '$Q', chr(18) => '$R', chr(19) => '$S',
chr(20) => '$T', chr(21) => '$U', chr(22) => '$V', chr(23) => '$W',
chr(24) => '$X', chr(25) => '$Y', chr(26) => '$Z', chr(27) => '%A',
chr(28) => '%B', chr(29) => '%C', chr(30) => '%D', chr(31) => '%E',
chr(32) => ' ', chr(33) => '/A', chr(34) => '/B', chr(35) => '/C',
chr(36) => '/D', chr(37) => '/E', chr(38) => '/F', chr(39) => '/G',
chr(40) => '/H', chr(41) => '/I', chr(42) => '/J', chr(43) => '/K',
chr(44) => '/L', chr(45) => '-', chr(46) => '.', chr(47) => '/O',
chr(48) => '0', chr(49) => '1', chr(50) => '2', chr(51) => '3',
chr(52) => '4', chr(53) => '5', chr(54) => '6', chr(55) => '7',
chr(56) => '8', chr(57) => '9', chr(58) => '/Z', chr(59) => '%F',
chr(60) => '%G', chr(61) => '%H', chr(62) => '%I', chr(63) => '%J',
chr(64) => '%V', chr(65) => 'A', chr(66) => 'B', chr(67) => 'C',
chr(68) => 'D', chr(69) => 'E', chr(70) => 'F', chr(71) => 'G',
chr(72) => 'H', chr(73) => 'I', chr(74) => 'J', chr(75) => 'K',
chr(76) => 'L', chr(77) => 'M', chr(78) => 'N', chr(79) => 'O',
chr(80) => 'P', chr(81) => 'Q', chr(82) => 'R', chr(83) => 'S',
chr(84) => 'T', chr(85) => 'U', chr(86) => 'V', chr(87) => 'W',
chr(88) => 'X', chr(89) => 'Y', chr(90) => 'Z', chr(91) => '%K',
chr(92) => '%L', chr(93) => '%M', chr(94) => '%N', chr(95) => '%O',
chr(96) => '%W', chr(97) => '+A', chr(98) => '+B', chr(99) => '+C',
chr(100) => '+D', chr(101) => '+E', chr(102) => '+F', chr(103) => '+G',
chr(104) => '+H', chr(105) => '+I', chr(106) => '+J', chr(107) => '+K',
chr(108) => '+L', chr(109) => '+M', chr(110) => '+N', chr(111) => '+O',
chr(112) => '+P', chr(113) => '+Q', chr(114) => '+R', chr(115) => '+S',
chr(116) => '+T', chr(117) => '+U', chr(118) => '+V', chr(119) => '+W',
chr(120) => '+X', chr(121) => '+Y', chr(122) => '+Z', chr(123) => '%P',
chr(124) => '%Q', chr(125) => '%R', chr(126) => '%S', chr(127) => '%T');
$code_ext = '';
$clen = strlen($code);
for ($i = 0 ; $i < $clen; ++$i) {
if (ord($code{$i}) > 127) {
return false;
}
$code_ext .= $encode[$code{$i}];
}
return $code_ext;
}
/**
* Calculate CODE 39 checksum (modulo 43).
* @param $code (string) code to represent.
* @return char checksum.
* @protected
*/
protected function checksum_code39($code) {
$chars = array(
'0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K',
'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V',
'W', 'X', 'Y', 'Z', '-', '.', ' ', '$', '/', '+', '%');
$sum = 0;
$clen = strlen($code);
for ($i = 0 ; $i < $clen; ++$i) {
$k = array_keys($chars, $code{$i});
$sum += $k[0];
}
$j = ($sum % 43);
return $chars[$j];
}
/**
* CODE 93 - USS-93
* Compact code similar to Code 39
* @param $code (string) code to represent.
* @return array barcode representation.
* @protected
*/
protected function barcode_code93($code) {
$chr[48] = '131112'; // 0
$chr[49] = '111213'; // 1
$chr[50] = '111312'; // 2
$chr[51] = '111411'; // 3
$chr[52] = '121113'; // 4
$chr[53] = '121212'; // 5
$chr[54] = '121311'; // 6
$chr[55] = '111114'; // 7
$chr[56] = '131211'; // 8
$chr[57] = '141111'; // 9
$chr[65] = '211113'; // A
$chr[66] = '211212'; // B
$chr[67] = '211311'; // C
$chr[68] = '221112'; // D
$chr[69] = '221211'; // E
$chr[70] = '231111'; // F
$chr[71] = '112113'; // G
$chr[72] = '112212'; // H
$chr[73] = '112311'; // I
$chr[74] = '122112'; // J
$chr[75] = '132111'; // K
$chr[76] = '111123'; // L
$chr[77] = '111222'; // M
$chr[78] = '111321'; // N
$chr[79] = '121122'; // O
$chr[80] = '131121'; // P
$chr[81] = '212112'; // Q
$chr[82] = '212211'; // R
$chr[83] = '211122'; // S
$chr[84] = '211221'; // T
$chr[85] = '221121'; // U
$chr[86] = '222111'; // V
$chr[87] = '112122'; // W
$chr[88] = '112221'; // X
$chr[89] = '122121'; // Y
$chr[90] = '123111'; // Z
$chr[45] = '121131'; // -
$chr[46] = '311112'; // .
$chr[32] = '311211'; //
$chr[36] = '321111'; // $
$chr[47] = '112131'; // /
$chr[43] = '113121'; // +
$chr[37] = '211131'; // %
$chr[128] = '121221'; // ($)
$chr[129] = '311121'; // (/)
$chr[130] = '122211'; // (+)
$chr[131] = '312111'; // (%)
$chr[42] = '111141'; // start-stop
$code = strtoupper($code);
$encode = array(
chr(0) => chr(131).'U', chr(1) => chr(128).'A', chr(2) => chr(128).'B', chr(3) => chr(128).'C',
chr(4) => chr(128).'D', chr(5) => chr(128).'E', chr(6) => chr(128).'F', chr(7) => chr(128).'G',
chr(8) => chr(128).'H', chr(9) => chr(128).'I', chr(10) => chr(128).'J', chr(11) => '£K',
chr(12) => chr(128).'L', chr(13) => chr(128).'M', chr(14) => chr(128).'N', chr(15) => chr(128).'O',
chr(16) => chr(128).'P', chr(17) => chr(128).'Q', chr(18) => chr(128).'R', chr(19) => chr(128).'S',
chr(20) => chr(128).'T', chr(21) => chr(128).'U', chr(22) => chr(128).'V', chr(23) => chr(128).'W',
chr(24) => chr(128).'X', chr(25) => chr(128).'Y', chr(26) => chr(128).'Z', chr(27) => chr(131).'A',
chr(28) => chr(131).'B', chr(29) => chr(131).'C', chr(30) => chr(131).'D', chr(31) => chr(131).'E',
chr(32) => ' ', chr(33) => chr(129).'A', chr(34) => chr(129).'B', chr(35) => chr(129).'C',
chr(36) => chr(129).'D', chr(37) => chr(129).'E', chr(38) => chr(129).'F', chr(39) => chr(129).'G',
chr(40) => chr(129).'H', chr(41) => chr(129).'I', chr(42) => chr(129).'J', chr(43) => chr(129).'K',
chr(44) => chr(129).'L', chr(45) => '-', chr(46) => '.', chr(47) => chr(129).'O',
chr(48) => '0', chr(49) => '1', chr(50) => '2', chr(51) => '3',
chr(52) => '4', chr(53) => '5', chr(54) => '6', chr(55) => '7',
chr(56) => '8', chr(57) => '9', chr(58) => chr(129).'Z', chr(59) => chr(131).'F',
chr(60) => chr(131).'G', chr(61) => chr(131).'H', chr(62) => chr(131).'I', chr(63) => chr(131).'J',
chr(64) => chr(131).'V', chr(65) => 'A', chr(66) => 'B', chr(67) => 'C',
chr(68) => 'D', chr(69) => 'E', chr(70) => 'F', chr(71) => 'G',
chr(72) => 'H', chr(73) => 'I', chr(74) => 'J', chr(75) => 'K',
chr(76) => 'L', chr(77) => 'M', chr(78) => 'N', chr(79) => 'O',
chr(80) => 'P', chr(81) => 'Q', chr(82) => 'R', chr(83) => 'S',
chr(84) => 'T', chr(85) => 'U', chr(86) => 'V', chr(87) => 'W',
chr(88) => 'X', chr(89) => 'Y', chr(90) => 'Z', chr(91) => chr(131).'K',
chr(92) => chr(131).'L', chr(93) => chr(131).'M', chr(94) => chr(131).'N', chr(95) => chr(131).'O',
chr(96) => chr(131).'W', chr(97) => chr(130).'A', chr(98) => chr(130).'B', chr(99) => chr(130).'C',
chr(100) => chr(130).'D', chr(101) => chr(130).'E', chr(102) => chr(130).'F', chr(103) => chr(130).'G',
chr(104) => chr(130).'H', chr(105) => chr(130).'I', chr(106) => chr(130).'J', chr(107) => chr(130).'K',
chr(108) => chr(130).'L', chr(109) => chr(130).'M', chr(110) => chr(130).'N', chr(111) => chr(130).'O',
chr(112) => chr(130).'P', chr(113) => chr(130).'Q', chr(114) => chr(130).'R', chr(115) => chr(130).'S',
chr(116) => chr(130).'T', chr(117) => chr(130).'U', chr(118) => chr(130).'V', chr(119) => chr(130).'W',
chr(120) => chr(130).'X', chr(121) => chr(130).'Y', chr(122) => chr(130).'Z', chr(123) => chr(131).'P',
chr(124) => chr(131).'Q', chr(125) => chr(131).'R', chr(126) => chr(131).'S', chr(127) => chr(131).'T');
$code_ext = '';
$clen = strlen($code);
for ($i = 0 ; $i < $clen; ++$i) {
if (ord($code{$i}) > 127) {
return false;
}
$code_ext .= $encode[$code{$i}];
}
// checksum
$code_ext .= $this->checksum_code93($code_ext);
// add start and stop codes
$code = '*'.$code_ext.'*';
$bararray = array('code' => $code, 'maxw' => 0, 'maxh' => 1, 'bcode' => array());
$k = 0;
$clen = strlen($code);
for ($i = 0; $i < $clen; ++$i) {
$char = ord($code{$i});
if(!isset($chr[$char])) {
// invalid character
return false;
}
for ($j = 0; $j < 6; ++$j) {
if (($j % 2) == 0) {
$t = true; // bar
} else {
$t = false; // space
}
$w = $chr[$char]{$j};
$bararray['bcode'][$k] = array('t' => $t, 'w' => $w, 'h' => 1, 'p' => 0);
$bararray['maxw'] += $w;
++$k;
}
}
$bararray['bcode'][$k] = array('t' => true, 'w' => 1, 'h' => 1, 'p' => 0);
$bararray['maxw'] += 1;
++$k;
return $bararray;
}
/**
* Calculate CODE 93 checksum (modulo 47).
* @param $code (string) code to represent.
* @return string checksum code.
* @protected
*/
protected function checksum_code93($code) {
$chars = array(
'0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K',
'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V',
'W', 'X', 'Y', 'Z', '-', '.', ' ', '$', '/', '+', '%',
'<', '=', '>', '?');
// translate special characters
$code = strtr($code, chr(128).chr(131).chr(129).chr(130), '<=>?');
$len = strlen($code);
// calculate check digit C
$p = 1;
$check = 0;
for ($i = ($len - 1); $i >= 0; --$i) {
$k = array_keys($chars, $code{$i});
$check += ($k[0] * $p);
++$p;
if ($p > 20) {
$p = 1;
}
}
$check %= 47;
$c = $chars[$check];
$code .= $c;
// calculate check digit K
$p = 1;
$check = 0;
for ($i = $len; $i >= 0; --$i) {
$k = array_keys($chars, $code{$i});
$check += ($k[0] * $p);
++$p;
if ($p > 15) {
$p = 1;
}
}
$check %= 47;
$k = $chars[$check];
$checksum = $c.$k;
// resto respecial characters
$checksum = strtr($checksum, '<=>?', chr(128).chr(131).chr(129).chr(130));
return $checksum;
}
/**
* Checksum for standard 2 of 5 barcodes.
* @param $code (string) code to process.
* @return int checksum.
* @protected
*/
protected function checksum_s25($code) {
$len = strlen($code);
$sum = 0;
for ($i = 0; $i < $len; $i+=2) {
$sum += $code{$i};
}
$sum *= 3;
for ($i = 1; $i < $len; $i+=2) {
$sum += ($code{$i});
}
$r = $sum % 10;
if($r > 0) {
$r = (10 - $r);
}
return $r;
}
/**
* MSI.
* Variation of Plessey code, with similar applications
* Contains digits (0 to 9) and encodes the data only in the width of bars.
* @param $code (string) code to represent.
* @param $checksum (boolean) if true add a checksum to the code (modulo 11)
* @return array barcode representation.
* @protected
*/
protected function barcode_msi($code, $checksum=false) {
$chr['0'] = '100100100100';
$chr['1'] = '100100100110';
$chr['2'] = '100100110100';
$chr['3'] = '100100110110';
$chr['4'] = '100110100100';
$chr['5'] = '100110100110';
$chr['6'] = '100110110100';
$chr['7'] = '100110110110';
$chr['8'] = '110100100100';
$chr['9'] = '110100100110';
$chr['A'] = '110100110100';
$chr['B'] = '110100110110';
$chr['C'] = '110110100100';
$chr['D'] = '110110100110';
$chr['E'] = '110110110100';
$chr['F'] = '110110110110';
if ($checksum) {
// add checksum
$clen = strlen($code);
$p = 2;
$check = 0;
for ($i = ($clen - 1); $i >= 0; --$i) {
$check += (hexdec($code{$i}) * $p);
++$p;
if ($p > 7) {
$p = 2;
}
}
$check %= 11;
if ($check > 0) {
$check = 11 - $check;
}
$code .= $check;
}
$seq = '110'; // left guard
$clen = strlen($code);
for ($i = 0; $i < $clen; ++$i) {
$digit = $code{$i};
if (!isset($chr[$digit])) {
// invalid character
return false;
}
$seq .= $chr[$digit];
}
$seq .= '1001'; // right guard
$bararray = array('code' => $code, 'maxw' => 0, 'maxh' => 1, 'bcode' => array());
return $this->binseq_to_array($seq, $bararray);
}
/**
* Standard 2 of 5 barcodes.
* Used in airline ticket marking, photofinishing
* Contains digits (0 to 9) and encodes the data only in the width of bars.
* @param $code (string) code to represent.
* @param $checksum (boolean) if true add a checksum to the code
* @return array barcode representation.
* @protected
*/
protected function barcode_s25($code, $checksum=false) {
$chr['0'] = '10101110111010';
$chr['1'] = '11101010101110';
$chr['2'] = '10111010101110';
$chr['3'] = '11101110101010';
$chr['4'] = '10101110101110';
$chr['5'] = '11101011101010';
$chr['6'] = '10111011101010';
$chr['7'] = '10101011101110';
$chr['8'] = '10101110111010';
$chr['9'] = '10111010111010';
if ($checksum) {
// add checksum
$code .= $this->checksum_s25($code);
}
if((strlen($code) % 2) != 0) {
// add leading zero if code-length is odd
$code = '0'.$code;
}
$seq = '11011010';
$clen = strlen($code);
for ($i = 0; $i < $clen; ++$i) {
$digit = $code{$i};
if (!isset($chr[$digit])) {
// invalid character
return false;
}
$seq .= $chr[$digit];
}
$seq .= '1101011';
$bararray = array('code' => $code, 'maxw' => 0, 'maxh' => 1, 'bcode' => array());
return $this->binseq_to_array($seq, $bararray);
}
/**
* Convert binary barcode sequence to TCPDF barcode array.
* @param $seq (string) barcode as binary sequence.
* @param $bararray (array) barcode array.
* òparam array $bararray TCPDF barcode array to fill up
* @return array barcode representation.
* @protected
*/
protected function binseq_to_array($seq, $bararray) {
$len = strlen($seq);
$w = 0;
$k = 0;
for ($i = 0; $i < $len; ++$i) {
$w += 1;
if (($i == ($len - 1)) OR (($i < ($len - 1)) AND ($seq{$i} != $seq{($i+1)}))) {
if ($seq{$i} == '1') {
$t = true; // bar
} else {
$t = false; // space
}
$bararray['bcode'][$k] = array('t' => $t, 'w' => $w, 'h' => 1, 'p' => 0);
$bararray['maxw'] += $w;
++$k;
$w = 0;
}
}
return $bararray;
}
/**
* Interleaved 2 of 5 barcodes.
* Compact numeric code, widely used in industry, air cargo
* Contains digits (0 to 9) and encodes the data in the width of both bars and spaces.
* @param $code (string) code to represent.
* @param $checksum (boolean) if true add a checksum to the code
* @return array barcode representation.
* @protected
*/
protected function barcode_i25($code, $checksum=false) {
$chr['0'] = '11221';
$chr['1'] = '21112';
$chr['2'] = '12112';
$chr['3'] = '22111';
$chr['4'] = '11212';
$chr['5'] = '21211';
$chr['6'] = '12211';
$chr['7'] = '11122';
$chr['8'] = '21121';
$chr['9'] = '12121';
$chr['A'] = '11';
$chr['Z'] = '21';
if ($checksum) {
// add checksum
$code .= $this->checksum_s25($code);
}
if((strlen($code) % 2) != 0) {
// add leading zero if code-length is odd
$code = '0'.$code;
}
// add start and stop codes
$code = 'AA'.strtolower($code).'ZA';
$bararray = array('code' => $code, 'maxw' => 0, 'maxh' => 1, 'bcode' => array());
$k = 0;
$clen = strlen($code);
for ($i = 0; $i < $clen; $i = ($i + 2)) {
$char_bar = $code{$i};
$char_space = $code{$i+1};
if((!isset($chr[$char_bar])) OR (!isset($chr[$char_space]))) {
// invalid character
return false;
}
// create a bar-space sequence
$seq = '';
$chrlen = strlen($chr[$char_bar]);
for ($s = 0; $s < $chrlen; $s++){
$seq .= $chr[$char_bar]{$s} . $chr[$char_space]{$s};
}
$seqlen = strlen($seq);
for ($j = 0; $j < $seqlen; ++$j) {
if (($j % 2) == 0) {
$t = true; // bar
} else {
$t = false; // space
}
$w = $seq{$j};
$bararray['bcode'][$k] = array('t' => $t, 'w' => $w, 'h' => 1, 'p' => 0);
$bararray['maxw'] += $w;
++$k;
}
}
return $bararray;
}
/**
* C128 barcodes.
* Very capable code, excellent density, high reliability; in very wide use world-wide
* @param $code (string) code to represent.
* @param $type (string) barcode type: A, B, C or empty for automatic switch (AUTO mode)
* @return array barcode representation.
* @protected
*/
protected function barcode_c128($code, $type='') {
$chr = array(
'212222', /* 00 */
'222122', /* 01 */
'222221', /* 02 */
'121223', /* 03 */
'121322', /* 04 */
'131222', /* 05 */
'122213', /* 06 */
'122312', /* 07 */
'132212', /* 08 */
'221213', /* 09 */
'221312', /* 10 */
'231212', /* 11 */
'112232', /* 12 */
'122132', /* 13 */
'122231', /* 14 */
'113222', /* 15 */
'123122', /* 16 */
'123221', /* 17 */
'223211', /* 18 */
'221132', /* 19 */
'221231', /* 20 */
'213212', /* 21 */
'223112', /* 22 */
'312131', /* 23 */
'311222', /* 24 */
'321122', /* 25 */
'321221', /* 26 */
'312212', /* 27 */
'322112', /* 28 */
'322211', /* 29 */
'212123', /* 30 */
'212321', /* 31 */
'232121', /* 32 */
'111323', /* 33 */
'131123', /* 34 */
'131321', /* 35 */
'112313', /* 36 */
'132113', /* 37 */
'132311', /* 38 */
'211313', /* 39 */
'231113', /* 40 */
'231311', /* 41 */
'112133', /* 42 */
'112331', /* 43 */
'132131', /* 44 */
'113123', /* 45 */
'113321', /* 46 */
'133121', /* 47 */
'313121', /* 48 */
'211331', /* 49 */
'231131', /* 50 */
'213113', /* 51 */
'213311', /* 52 */
'213131', /* 53 */
'311123', /* 54 */
'311321', /* 55 */
'331121', /* 56 */
'312113', /* 57 */
'312311', /* 58 */
'332111', /* 59 */