diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..090a1f0
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+.idea
+.DS_Store
diff --git a/Readme.md b/Readme.md
new file mode 100644
index 0000000..e8306db
--- /dev/null
+++ b/Readme.md
@@ -0,0 +1,76 @@
+# PHP Barcode Generator
+This is an easy to use, non-bloated, framework independent, barcode generator in PHP.
+
+It creates SVG, PNG, JPG and HTML images, from the most used 1D barcode standards.
+
+*The codebase is largely from the TCPDF barcode generator. It is still a bit of a mess, bit I will clean it in the future. I do not expect the interface of this class will change during the clean ups.*
+
+## Installation
+Install through [composer](https://getcomposer.org/doc/00-intro.md):
+
+```
+composer require picqer/php-barcode-generator
+```
+
+## Usage
+Initiate the barcode generator for the output you want, then call the ->getBarcode() routine as many times as you want.
+
+```php
+$generator = new Picqer\Barcode\BarcodeGeneratorHTML();
+echo $generator->getBarcode('081231723897', $generator::TYPE_CODE_128);
+```
+
+The ->getBarcode() routine accepts the following:
+- $code Data for the barcode
+- $type Type of barcode, use the constants defined in the class
+- $widthFactor Width is based on the length of the data, with this factor you can make the barcode bars wider then default
+- $totalHeight The total height of the barcode
+- $color Hex code of the foreground color
+
+## Image types
+```php
+$generatorSVG = new Picqer\Barcode\BarcodeGeneratorSVG();
+$generatorPNG = new Picqer\Barcode\BarcodeGeneratorPNG();
+$generatorJPG = new Picqer\Barcode\BarcodeGeneratorJPG();
+$generatorHTML = new Picqer\Barcode\BarcodeGeneratorHTML();
+```
+
+## Accepted types
+- TYPE_CODE_39
+- TYPE_CODE_39_CHECKSUM
+- TYPE_CODE_39E
+- TYPE_CODE_39E_CHECKSUM
+- TYPE_CODE_93
+- TYPE_STANDARD_2_5
+- TYPE_STANDARD_2_5_CHECKSUM
+- TYPE_INTERLEAVED_2_5
+- TYPE_INTERLEAVED_2_5_CHECKSUM
+- TYPE_CODE_128
+- TYPE_CODE_128_A
+- TYPE_CODE_128_B
+- TYPE_CODE_128_C
+- TYPE_EAN_2
+- TYPE_EAN_5
+- TYPE_EAN_8
+- TYPE_EAN_13
+- TYPE_UPC_A
+- TYPE_UPC_E
+- TYPE_MSI
+- TYPE_MSI_CHECKSUM
+- TYPE_POSTNET
+- TYPE_PLANET
+- TYPE_RMS4CC
+- TYPE_KIX
+- TYPE_IMB
+- TYPE_CODABAR
+- TYPE_CODE_11
+- TYPE_PHARMA_CODE
+- TYPE_PHARMA_CODE_TWO_TRACKS
+
+## Examples
+Embedded PNG image in HTML:
+
+```php
+$generator = new Picqer\Barcode\BarcodeGeneratorPNG();
+echo '';
+```
\ No newline at end of file
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..6cc12a8
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,22 @@
+{
+ "name": "picqer/php-barcode-generator",
+ "type": "library",
+ "description": "An easy to use, non-bloated, barcode generator in PHP. Creates SVG, PNG, JPG and HTML images from the most used 1D barcode standards.",
+ "keywords": [ "php", "barcode", "barcode generator", "EAN", "EAN13", "UPC", "Code39", "Code128", "Code93", "Standard 2 of 5", "MSI", "POSTNET", "KIX", "KIXCODE", "CODABAR", "PHARMA", "Code11", "SVG", "PNG", "HTML", "JPG", "JPEG" ],
+ "homepage": "http://github.com/picqer/exact-php-client",
+ "license": "MIT",
+ "authors": [
+ {
+ "name": "Casper Bakker",
+ "email": "info@picqer.com"
+ }
+ ],
+ "require": {
+ "php": ">=5.4.0"
+ },
+ "autoload": {
+ "psr-4": {
+ "Picqer\\Barcode\\": "src"
+ }
+ }
+}
\ No newline at end of file
diff --git a/examples.php b/examples.php
new file mode 100644
index 0000000..dae318d
--- /dev/null
+++ b/examples.php
@@ -0,0 +1,14 @@
+getBarcode('081231723897', $generatorPNG::TYPE_CODE_128);
+echo $generatorSVG->getBarcode('081231723897', $generatorPNG::TYPE_EAN_13);
+echo '
';
\ No newline at end of file
diff --git a/src/BarcodeGenerator.php b/src/BarcodeGenerator.php
new file mode 100644
index 0000000..d05684f
--- /dev/null
+++ b/src/BarcodeGenerator.php
@@ -0,0 +1,2833 @@
+barcode_code39($code, false, false);
+ break;
+ }
+ case self::TYPE_CODE_39_CHECKSUM: { // CODE 39 with checksum
+ $arrcode = $this->barcode_code39($code, false, true);
+ break;
+ }
+ case self::TYPE_CODE_39E: { // CODE 39 EXTENDED
+ $arrcode = $this->barcode_code39($code, true, false);
+ break;
+ }
+ case self::TYPE_CODE_39E_CHECKSUM: { // CODE 39 EXTENDED + CHECKSUM
+ $arrcode = $this->barcode_code39($code, true, true);
+ break;
+ }
+ case self::TYPE_CODE_93: { // CODE 93 - USS-93
+ $arrcode = $this->barcode_code93($code);
+ break;
+ }
+ case self::TYPE_STANDARD_2_5: { // Standard 2 of 5
+ $arrcode = $this->barcode_s25($code, false);
+ break;
+ }
+ case self::TYPE_STANDARD_2_5_CHECKSUM: { // Standard 2 of 5 + CHECKSUM
+ $arrcode = $this->barcode_s25($code, true);
+ break;
+ }
+ case self::TYPE_INTERLEAVED_2_5: { // Interleaved 2 of 5
+ $arrcode = $this->barcode_i25($code, false);
+ break;
+ }
+ case self::TYPE_INTERLEAVED_2_5_CHECKSUM: { // Interleaved 2 of 5 + CHECKSUM
+ $arrcode = $this->barcode_i25($code, true);
+ break;
+ }
+ case self::TYPE_CODE_128: { // CODE 128
+ $arrcode = $this->barcode_c128($code, '');
+ break;
+ }
+ case self::TYPE_CODE_128_A: { // CODE 128 A
+ $arrcode = $this->barcode_c128($code, 'A');
+ break;
+ }
+ case self::TYPE_CODE_128_B: { // CODE 128 B
+ $arrcode = $this->barcode_c128($code, 'B');
+ break;
+ }
+ case self::TYPE_CODE_128_C: { // CODE 128 C
+ $arrcode = $this->barcode_c128($code, 'C');
+ break;
+ }
+ case self::TYPE_EAN_2: { // 2-Digits UPC-Based Extention
+ $arrcode = $this->barcode_eanext($code, 2);
+ break;
+ }
+ case self::TYPE_EAN_5: { // 5-Digits UPC-Based Extention
+ $arrcode = $this->barcode_eanext($code, 5);
+ break;
+ }
+ case self::TYPE_EAN_8: { // EAN 8
+ $arrcode = $this->barcode_eanupc($code, 8);
+ break;
+ }
+ case self::TYPE_EAN_13: { // EAN 13
+ $arrcode = $this->barcode_eanupc($code, 13);
+ break;
+ }
+ case self::TYPE_UPC_A: { // UPC-A
+ $arrcode = $this->barcode_eanupc($code, 12);
+ break;
+ }
+ case self::TYPE_UPC_E: { // UPC-E
+ $arrcode = $this->barcode_eanupc($code, 6);
+ break;
+ }
+ case self::TYPE_MSI: { // MSI (Variation of Plessey code)
+ $arrcode = $this->barcode_msi($code, false);
+ break;
+ }
+ case self::TYPE_MSI_CHECKSUM: { // MSI + CHECKSUM (modulo 11)
+ $arrcode = $this->barcode_msi($code, true);
+ break;
+ }
+ case self::TYPE_POSTNET: { // POSTNET
+ $arrcode = $this->barcode_postnet($code, false);
+ break;
+ }
+ case self::TYPE_PLANET: { // PLANET
+ $arrcode = $this->barcode_postnet($code, true);
+ break;
+ }
+ case self::TYPE_RMS4CC: { // RMS4CC (Royal Mail 4-state Customer Code) - CBC (Customer Bar Code)
+ $arrcode = $this->barcode_rms4cc($code, false);
+ break;
+ }
+ case self::TYPE_KIX: { // KIX (Klant index - Customer index)
+ $arrcode = $this->barcode_rms4cc($code, true);
+ break;
+ }
+ case self::TYPE_IMB: { // IMB - Intelligent Mail Barcode - Onecode - USPS-B-3200
+ $arrcode = $this->barcode_imb($code);
+ break;
+ }
+ case self::TYPE_CODABAR: { // CODABAR
+ $arrcode = $this->barcode_codabar($code);
+ break;
+ }
+ case self::TYPE_CODE_11: { // CODE 11
+ $arrcode = $this->barcode_code11($code);
+ break;
+ }
+ case self::TYPE_PHARMA_CODE: { // PHARMACODE
+ $arrcode = $this->barcode_pharmacode($code);
+ break;
+ }
+ case self::TYPE_PHARMA_CODE_TWO_TRACKS: { // PHARMACODE TWO-TRACKS
+ $arrcode = $this->barcode_pharmacode2t($code);
+ break;
+ }
+ default: {
+ $arrcode = false;
+ break;
+ }
+ }
+
+ $arrcode = $this->convertBarcodeArrayToNewStyle($arrcode);
+
+ return $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 = [];
+ $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 string $code code to represent.
+ * @return bool|string encoded string.
+ * @protected
+ */
+ protected function encode_code39_ext($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 string $code code to represent.
+ * @return string char checksum.
+ * @protected
+ */
+ protected function checksum_code39($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 = [];
+ $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;
+
+ 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 */
+ '314111', /* 60 */
+ '221411', /* 61 */
+ '431111', /* 62 */
+ '111224', /* 63 */
+ '111422', /* 64 */
+ '121124', /* 65 */
+ '121421', /* 66 */
+ '141122', /* 67 */
+ '141221', /* 68 */
+ '112214', /* 69 */
+ '112412', /* 70 */
+ '122114', /* 71 */
+ '122411', /* 72 */
+ '142112', /* 73 */
+ '142211', /* 74 */
+ '241211', /* 75 */
+ '221114', /* 76 */
+ '413111', /* 77 */
+ '241112', /* 78 */
+ '134111', /* 79 */
+ '111242', /* 80 */
+ '121142', /* 81 */
+ '121241', /* 82 */
+ '114212', /* 83 */
+ '124112', /* 84 */
+ '124211', /* 85 */
+ '411212', /* 86 */
+ '421112', /* 87 */
+ '421211', /* 88 */
+ '212141', /* 89 */
+ '214121', /* 90 */
+ '412121', /* 91 */
+ '111143', /* 92 */
+ '111341', /* 93 */
+ '131141', /* 94 */
+ '114113', /* 95 */
+ '114311', /* 96 */
+ '411113', /* 97 */
+ '411311', /* 98 */
+ '113141', /* 99 */
+ '114131', /* 100 */
+ '311141', /* 101 */
+ '411131', /* 102 */
+ '211412', /* 103 START A */
+ '211214', /* 104 START B */
+ '211232', /* 105 START C */
+ '233111', /* STOP */
+ '200000' /* END */
+ );
+ // ASCII characters for code A (ASCII 00 - 95)
+ $keys_a = ' !"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_';
+ $keys_a .= chr(0) . chr(1) . chr(2) . chr(3) . chr(4) . chr(5) . chr(6) . chr(7) . chr(8) . chr(9);
+ $keys_a .= chr(10) . chr(11) . chr(12) . chr(13) . chr(14) . chr(15) . chr(16) . chr(17) . chr(18) . chr(19);
+ $keys_a .= chr(20) . chr(21) . chr(22) . chr(23) . chr(24) . chr(25) . chr(26) . chr(27) . chr(28) . chr(29);
+ $keys_a .= chr(30) . chr(31);
+ // ASCII characters for code B (ASCII 32 - 127)
+ $keys_b = ' !"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~' . chr(127);
+ // special codes
+ $fnc_a = array(241 => 102, 242 => 97, 243 => 96, 244 => 101);
+ $fnc_b = array(241 => 102, 242 => 97, 243 => 96, 244 => 100);
+ // array of symbols
+ $code_data = array();
+ // length of the code
+ $len = strlen($code);
+ switch (strtoupper($type)) {
+ case 'A': { // MODE A
+ $startid = 103;
+ for ($i = 0; $i < $len; ++$i) {
+ $char = $code{$i};
+ $char_id = ord($char);
+ if (($char_id >= 241) AND ($char_id <= 244)) {
+ $code_data[] = $fnc_a[$char_id];
+ } elseif (($char_id >= 0) AND ($char_id <= 95)) {
+ $code_data[] = strpos($keys_a, $char);
+ } else {
+ return false;
+ }
+ }
+ break;
+ }
+ case 'B': { // MODE B
+ $startid = 104;
+ for ($i = 0; $i < $len; ++$i) {
+ $char = $code{$i};
+ $char_id = ord($char);
+ if (($char_id >= 241) AND ($char_id <= 244)) {
+ $code_data[] = $fnc_b[$char_id];
+ } elseif (($char_id >= 32) AND ($char_id <= 127)) {
+ $code_data[] = strpos($keys_b, $char);
+ } else {
+ return false;
+ }
+ }
+ break;
+ }
+ case 'C': { // MODE C
+ $startid = 105;
+ if (ord($code[0]) == 241) {
+ $code_data[] = 102;
+ $code = substr($code, 1);
+ --$len;
+ }
+ if (($len % 2) != 0) {
+ // the length must be even
+ return false;
+ }
+ for ($i = 0; $i < $len; $i += 2) {
+ $chrnum = $code{$i} . $code{$i + 1};
+ if (preg_match('/([0-9]{2})/', $chrnum) > 0) {
+ $code_data[] = intval($chrnum);
+ } else {
+ return false;
+ }
+ }
+ break;
+ }
+ default: { // MODE AUTO
+ // split code into sequences
+ $sequence = array();
+ // get numeric sequences (if any)
+ $numseq = array();
+ preg_match_all('/([0-9]{4,})/', $code, $numseq, PREG_OFFSET_CAPTURE);
+ if (isset($numseq[1]) AND ! empty($numseq[1])) {
+ $end_offset = 0;
+ foreach ($numseq[1] as $val) {
+ $offset = $val[1];
+ if ($offset > $end_offset) {
+ // non numeric sequence
+ $sequence = array_merge($sequence,
+ $this->get128ABsequence(substr($code, $end_offset, ($offset - $end_offset))));
+ }
+ // numeric sequence
+ $slen = strlen($val[0]);
+ if (($slen % 2) != 0) {
+ // the length must be even
+ --$slen;
+ }
+ $sequence[] = array('C', substr($code, $offset, $slen), $slen);
+ $end_offset = $offset + $slen;
+ }
+ if ($end_offset < $len) {
+ $sequence = array_merge($sequence, $this->get128ABsequence(substr($code, $end_offset)));
+ }
+ } else {
+ // text code (non C mode)
+ $sequence = array_merge($sequence, $this->get128ABsequence($code));
+ }
+ // process the sequence
+ foreach ($sequence as $key => $seq) {
+ switch ($seq[0]) {
+ case 'A': {
+ if ($key == 0) {
+ $startid = 103;
+ } elseif ($sequence[($key - 1)][0] != 'A') {
+ if (($seq[2] == 1) AND ($key > 0) AND ($sequence[($key - 1)][0] == 'B') AND ( ! isset($sequence[($key - 1)][3]))) {
+ // single character shift
+ $code_data[] = 98;
+ // mark shift
+ $sequence[$key][3] = true;
+ } elseif ( ! isset($sequence[($key - 1)][3])) {
+ $code_data[] = 101;
+ }
+ }
+ for ($i = 0; $i < $seq[2]; ++$i) {
+ $char = $seq[1]{$i};
+ $char_id = ord($char);
+ if (($char_id >= 241) AND ($char_id <= 244)) {
+ $code_data[] = $fnc_a[$char_id];
+ } else {
+ $code_data[] = strpos($keys_a, $char);
+ }
+ }
+ break;
+ }
+ case 'B': {
+ if ($key == 0) {
+ $tmpchr = ord($seq[1][0]);
+ if (($seq[2] == 1) AND ($tmpchr >= 241) AND ($tmpchr <= 244) AND isset($sequence[($key + 1)]) AND ($sequence[($key + 1)][0] != 'B')) {
+ switch ($sequence[($key + 1)][0]) {
+ case 'A': {
+ $startid = 103;
+ $sequence[$key][0] = 'A';
+ $code_data[] = $fnc_a[$tmpchr];
+ break;
+ }
+ case 'C': {
+ $startid = 105;
+ $sequence[$key][0] = 'C';
+ $code_data[] = $fnc_a[$tmpchr];
+ break;
+ }
+ }
+ break;
+ } else {
+ $startid = 104;
+ }
+ } elseif ($sequence[($key - 1)][0] != 'B') {
+ if (($seq[2] == 1) AND ($key > 0) AND ($sequence[($key - 1)][0] == 'A') AND ( ! isset($sequence[($key - 1)][3]))) {
+ // single character shift
+ $code_data[] = 98;
+ // mark shift
+ $sequence[$key][3] = true;
+ } elseif ( ! isset($sequence[($key - 1)][3])) {
+ $code_data[] = 100;
+ }
+ }
+ for ($i = 0; $i < $seq[2]; ++$i) {
+ $char = $seq[1]{$i};
+ $char_id = ord($char);
+ if (($char_id >= 241) AND ($char_id <= 244)) {
+ $code_data[] = $fnc_b[$char_id];
+ } else {
+ $code_data[] = strpos($keys_b, $char);
+ }
+ }
+ break;
+ }
+ case 'C': {
+ if ($key == 0) {
+ $startid = 105;
+ } elseif ($sequence[($key - 1)][0] != 'C') {
+ $code_data[] = 99;
+ }
+ for ($i = 0; $i < $seq[2]; $i += 2) {
+ $chrnum = $seq[1]{$i} . $seq[1]{$i + 1};
+ $code_data[] = intval($chrnum);
+ }
+ break;
+ }
+ }
+ }
+ }
+ }
+ // calculate check character
+ $sum = $startid;
+ foreach ($code_data as $key => $val) {
+ $sum += ($val * ($key + 1));
+ }
+ // add check character
+ $code_data[] = ($sum % 103);
+ // add stop sequence
+ $code_data[] = 106;
+ $code_data[] = 107;
+ // add start code at the beginning
+ array_unshift($code_data, $startid);
+ // build barcode array
+ $bararray = array('code' => $code, 'maxw' => 0, 'maxh' => 1, 'bcode' => array());
+ foreach ($code_data as $val) {
+ $seq = $chr[$val];
+ for ($j = 0; $j < 6; ++$j) {
+ if (($j % 2) == 0) {
+ $t = true; // bar
+ } else {
+ $t = false; // space
+ }
+ $w = $seq{$j};
+ $bararray['bcode'][] = array('t' => $t, 'w' => $w, 'h' => 1, 'p' => 0);
+ $bararray['maxw'] += $w;
+ }
+ }
+
+ return $bararray;
+ }
+
+ /**
+ * Split text code in A/B sequence for 128 code
+ *
+ * @param $code (string) code to split.
+ * @return array sequence
+ * @protected
+ */
+ protected function get128ABsequence($code)
+ {
+ $len = strlen($code);
+ $sequence = array();
+ // get A sequences (if any)
+ $numseq = array();
+ preg_match_all('/([\0-\31])/', $code, $numseq, PREG_OFFSET_CAPTURE);
+ if (isset($numseq[1]) AND ! empty($numseq[1])) {
+ $end_offset = 0;
+ foreach ($numseq[1] as $val) {
+ $offset = $val[1];
+ if ($offset > $end_offset) {
+ // B sequence
+ $sequence[] = array(
+ 'B',
+ substr($code, $end_offset, ($offset - $end_offset)),
+ ($offset - $end_offset)
+ );
+ }
+ // A sequence
+ $slen = strlen($val[0]);
+ $sequence[] = array('A', substr($code, $offset, $slen), $slen);
+ $end_offset = $offset + $slen;
+ }
+ if ($end_offset < $len) {
+ $sequence[] = array('B', substr($code, $end_offset), ($len - $end_offset));
+ }
+ } else {
+ // only B sequence
+ $sequence[] = array('B', $code, $len);
+ }
+
+ return $sequence;
+ }
+
+ /**
+ * EAN13 and UPC-A barcodes.
+ * EAN13: European Article Numbering international retail product code
+ * UPC-A: Universal product code seen on almost all retail products in the USA and Canada
+ * UPC-E: Short version of UPC symbol
+ *
+ * @param $code (string) code to represent.
+ * @param $len (string) barcode type: 6 = UPC-E, 8 = EAN8, 13 = EAN13, 12 = UPC-A
+ * @return array barcode representation.
+ * @protected
+ */
+ protected function barcode_eanupc($code, $len = 13)
+ {
+ $upce = false;
+ if ($len == 6) {
+ $len = 12; // UPC-A
+ $upce = true; // UPC-E mode
+ }
+ $data_len = $len - 1;
+ //Padding
+ $code = str_pad($code, $data_len, '0', STR_PAD_LEFT);
+ $code_len = strlen($code);
+ // calculate check digit
+ $sum_a = 0;
+ for ($i = 1; $i < $data_len; $i += 2) {
+ $sum_a += $code{$i};
+ }
+ if ($len > 12) {
+ $sum_a *= 3;
+ }
+ $sum_b = 0;
+ for ($i = 0; $i < $data_len; $i += 2) {
+ $sum_b += ($code{$i});
+ }
+ if ($len < 13) {
+ $sum_b *= 3;
+ }
+ $r = ($sum_a + $sum_b) % 10;
+ if ($r > 0) {
+ $r = (10 - $r);
+ }
+ if ($code_len == $data_len) {
+ // add check digit
+ $code .= $r;
+ } elseif ($r !== intval($code{$data_len})) {
+ // wrong checkdigit
+ return false;
+ }
+ if ($len == 12) {
+ // UPC-A
+ $code = '0' . $code;
+ ++$len;
+ }
+ if ($upce) {
+ // convert UPC-A to UPC-E
+ $tmp = substr($code, 4, 3);
+ if (($tmp == '000') OR ($tmp == '100') OR ($tmp == '200')) {
+ // manufacturer code ends in 000, 100, or 200
+ $upce_code = substr($code, 2, 2) . substr($code, 9, 3) . substr($code, 4, 1);
+ } else {
+ $tmp = substr($code, 5, 2);
+ if ($tmp == '00') {
+ // manufacturer code ends in 00
+ $upce_code = substr($code, 2, 3) . substr($code, 10, 2) . '3';
+ } else {
+ $tmp = substr($code, 6, 1);
+ if ($tmp == '0') {
+ // manufacturer code ends in 0
+ $upce_code = substr($code, 2, 4) . substr($code, 11, 1) . '4';
+ } else {
+ // manufacturer code does not end in zero
+ $upce_code = substr($code, 2, 5) . substr($code, 11, 1);
+ }
+ }
+ }
+ }
+ //Convert digits to bars
+ $codes = array(
+ 'A' => array( // left odd parity
+ '0' => '0001101',
+ '1' => '0011001',
+ '2' => '0010011',
+ '3' => '0111101',
+ '4' => '0100011',
+ '5' => '0110001',
+ '6' => '0101111',
+ '7' => '0111011',
+ '8' => '0110111',
+ '9' => '0001011'
+ ),
+ 'B' => array( // left even parity
+ '0' => '0100111',
+ '1' => '0110011',
+ '2' => '0011011',
+ '3' => '0100001',
+ '4' => '0011101',
+ '5' => '0111001',
+ '6' => '0000101',
+ '7' => '0010001',
+ '8' => '0001001',
+ '9' => '0010111'
+ ),
+ 'C' => array( // right
+ '0' => '1110010',
+ '1' => '1100110',
+ '2' => '1101100',
+ '3' => '1000010',
+ '4' => '1011100',
+ '5' => '1001110',
+ '6' => '1010000',
+ '7' => '1000100',
+ '8' => '1001000',
+ '9' => '1110100'
+ )
+ );
+ $parities = array(
+ '0' => array('A', 'A', 'A', 'A', 'A', 'A'),
+ '1' => array('A', 'A', 'B', 'A', 'B', 'B'),
+ '2' => array('A', 'A', 'B', 'B', 'A', 'B'),
+ '3' => array('A', 'A', 'B', 'B', 'B', 'A'),
+ '4' => array('A', 'B', 'A', 'A', 'B', 'B'),
+ '5' => array('A', 'B', 'B', 'A', 'A', 'B'),
+ '6' => array('A', 'B', 'B', 'B', 'A', 'A'),
+ '7' => array('A', 'B', 'A', 'B', 'A', 'B'),
+ '8' => array('A', 'B', 'A', 'B', 'B', 'A'),
+ '9' => array('A', 'B', 'B', 'A', 'B', 'A')
+ );
+ $upce_parities = array();
+ $upce_parities[0] = array(
+ '0' => array('B', 'B', 'B', 'A', 'A', 'A'),
+ '1' => array('B', 'B', 'A', 'B', 'A', 'A'),
+ '2' => array('B', 'B', 'A', 'A', 'B', 'A'),
+ '3' => array('B', 'B', 'A', 'A', 'A', 'B'),
+ '4' => array('B', 'A', 'B', 'B', 'A', 'A'),
+ '5' => array('B', 'A', 'A', 'B', 'B', 'A'),
+ '6' => array('B', 'A', 'A', 'A', 'B', 'B'),
+ '7' => array('B', 'A', 'B', 'A', 'B', 'A'),
+ '8' => array('B', 'A', 'B', 'A', 'A', 'B'),
+ '9' => array('B', 'A', 'A', 'B', 'A', 'B')
+ );
+ $upce_parities[1] = array(
+ '0' => array('A', 'A', 'A', 'B', 'B', 'B'),
+ '1' => array('A', 'A', 'B', 'A', 'B', 'B'),
+ '2' => array('A', 'A', 'B', 'B', 'A', 'B'),
+ '3' => array('A', 'A', 'B', 'B', 'B', 'A'),
+ '4' => array('A', 'B', 'A', 'A', 'B', 'B'),
+ '5' => array('A', 'B', 'B', 'A', 'A', 'B'),
+ '6' => array('A', 'B', 'B', 'B', 'A', 'A'),
+ '7' => array('A', 'B', 'A', 'B', 'A', 'B'),
+ '8' => array('A', 'B', 'A', 'B', 'B', 'A'),
+ '9' => array('A', 'B', 'B', 'A', 'B', 'A')
+ );
+ $k = 0;
+ $seq = '101'; // left guard bar
+ if ($upce) {
+ $bararray = array('code' => $upce_code, 'maxw' => 0, 'maxh' => 1, 'bcode' => array());
+ $p = $upce_parities[$code[1]][$r];
+ for ($i = 0; $i < 6; ++$i) {
+ $seq .= $codes[$p[$i]][$upce_code{$i}];
+ }
+ $seq .= '010101'; // right guard bar
+ } else {
+ $bararray = array('code' => $code, 'maxw' => 0, 'maxh' => 1, 'bcode' => array());
+ $half_len = intval(ceil($len / 2));
+ if ($len == 8) {
+ for ($i = 0; $i < $half_len; ++$i) {
+ $seq .= $codes['A'][$code{$i}];
+ }
+ } else {
+ $p = $parities[$code[0]];
+ for ($i = 1; $i < $half_len; ++$i) {
+ $seq .= $codes[$p[$i - 1]][$code{$i}];
+ }
+ }
+ $seq .= '01010'; // center guard bar
+ for ($i = $half_len; $i < $len; ++$i) {
+ $seq .= $codes['C'][$code{$i}];
+ }
+ $seq .= '101'; // right guard bar
+ }
+ $clen = strlen($seq);
+ $w = 0;
+ for ($i = 0; $i < $clen; ++$i) {
+ $w += 1;
+ if (($i == ($clen - 1)) OR (($i < ($clen - 1)) AND ($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;
+ }
+
+ /**
+ * UPC-Based Extensions
+ * 2-Digit Ext.: Used to indicate magazines and newspaper issue numbers
+ * 5-Digit Ext.: Used to mark suggested retail price of books
+ *
+ * @param $code (string) code to represent.
+ * @param $len (string) barcode type: 2 = 2-Digit, 5 = 5-Digit
+ * @return array barcode representation.
+ * @protected
+ */
+ protected function barcode_eanext($code, $len = 5)
+ {
+ //Padding
+ $code = str_pad($code, $len, '0', STR_PAD_LEFT);
+ // calculate check digit
+ if ($len == 2) {
+ $r = $code % 4;
+ } elseif ($len == 5) {
+ $r = (3 * ($code[0] + $code[2] + $code[4])) + (9 * ($code[1] + $code[3]));
+ $r %= 10;
+ } else {
+ return false;
+ }
+ //Convert digits to bars
+ $codes = array(
+ 'A' => array( // left odd parity
+ '0' => '0001101',
+ '1' => '0011001',
+ '2' => '0010011',
+ '3' => '0111101',
+ '4' => '0100011',
+ '5' => '0110001',
+ '6' => '0101111',
+ '7' => '0111011',
+ '8' => '0110111',
+ '9' => '0001011'
+ ),
+ 'B' => array( // left even parity
+ '0' => '0100111',
+ '1' => '0110011',
+ '2' => '0011011',
+ '3' => '0100001',
+ '4' => '0011101',
+ '5' => '0111001',
+ '6' => '0000101',
+ '7' => '0010001',
+ '8' => '0001001',
+ '9' => '0010111'
+ )
+ );
+ $parities = array();
+ $parities[2] = array(
+ '0' => array('A', 'A'),
+ '1' => array('A', 'B'),
+ '2' => array('B', 'A'),
+ '3' => array('B', 'B')
+ );
+ $parities[5] = array(
+ '0' => array('B', 'B', 'A', 'A', 'A'),
+ '1' => array('B', 'A', 'B', 'A', 'A'),
+ '2' => array('B', 'A', 'A', 'B', 'A'),
+ '3' => array('B', 'A', 'A', 'A', 'B'),
+ '4' => array('A', 'B', 'B', 'A', 'A'),
+ '5' => array('A', 'A', 'B', 'B', 'A'),
+ '6' => array('A', 'A', 'A', 'B', 'B'),
+ '7' => array('A', 'B', 'A', 'B', 'A'),
+ '8' => array('A', 'B', 'A', 'A', 'B'),
+ '9' => array('A', 'A', 'B', 'A', 'B')
+ );
+ $p = $parities[$len][$r];
+ $seq = '1011'; // left guard bar
+ $seq .= $codes[$p[0]][$code[0]];
+ for ($i = 1; $i < $len; ++$i) {
+ $seq .= '01'; // separator
+ $seq .= $codes[$p[$i]][$code{$i}];
+ }
+ $bararray = array('code' => $code, 'maxw' => 0, 'maxh' => 1, 'bcode' => array());
+
+ return $this->binseq_to_array($seq, $bararray);
+ }
+
+ /**
+ * POSTNET and PLANET barcodes.
+ * Used by U.S. Postal Service for automated mail sorting
+ *
+ * @param $code (string) zip code to represent. Must be a string containing a zip code of the form DDDDD or
+ * DDDDD-DDDD.
+ * @param $planet (boolean) if true print the PLANET barcode, otherwise print POSTNET
+ * @return array barcode representation.
+ * @protected
+ */
+ protected function barcode_postnet($code, $planet = false)
+ {
+ // bar length
+ if ($planet) {
+ $barlen = Array(
+ 0 => Array(1, 1, 2, 2, 2),
+ 1 => Array(2, 2, 2, 1, 1),
+ 2 => Array(2, 2, 1, 2, 1),
+ 3 => Array(2, 2, 1, 1, 2),
+ 4 => Array(2, 1, 2, 2, 1),
+ 5 => Array(2, 1, 2, 1, 2),
+ 6 => Array(2, 1, 1, 2, 2),
+ 7 => Array(1, 2, 2, 2, 1),
+ 8 => Array(1, 2, 2, 1, 2),
+ 9 => Array(1, 2, 1, 2, 2)
+ );
+ } else {
+ $barlen = Array(
+ 0 => Array(2, 2, 1, 1, 1),
+ 1 => Array(1, 1, 1, 2, 2),
+ 2 => Array(1, 1, 2, 1, 2),
+ 3 => Array(1, 1, 2, 2, 1),
+ 4 => Array(1, 2, 1, 1, 2),
+ 5 => Array(1, 2, 1, 2, 1),
+ 6 => Array(1, 2, 2, 1, 1),
+ 7 => Array(2, 1, 1, 1, 2),
+ 8 => Array(2, 1, 1, 2, 1),
+ 9 => Array(2, 1, 2, 1, 1)
+ );
+ }
+ $bararray = array('code' => $code, 'maxw' => 0, 'maxh' => 2, 'bcode' => array());
+ $k = 0;
+ $code = str_replace('-', '', $code);
+ $code = str_replace(' ', '', $code);
+ $len = strlen($code);
+ // calculate checksum
+ $sum = 0;
+ for ($i = 0; $i < $len; ++$i) {
+ $sum += intval($code{$i});
+ }
+ $chkd = ($sum % 10);
+ if ($chkd > 0) {
+ $chkd = (10 - $chkd);
+ }
+ $code .= $chkd;
+ $len = strlen($code);
+ // start bar
+ $bararray['bcode'][$k++] = array('t' => 1, 'w' => 1, 'h' => 2, 'p' => 0);
+ $bararray['bcode'][$k++] = array('t' => 0, 'w' => 1, 'h' => 2, 'p' => 0);
+ $bararray['maxw'] += 2;
+ for ($i = 0; $i < $len; ++$i) {
+ for ($j = 0; $j < 5; ++$j) {
+ $h = $barlen[$code{$i}][$j];
+ $p = floor(1 / $h);
+ $bararray['bcode'][$k++] = array('t' => 1, 'w' => 1, 'h' => $h, 'p' => $p);
+ $bararray['bcode'][$k++] = array('t' => 0, 'w' => 1, 'h' => 2, 'p' => 0);
+ $bararray['maxw'] += 2;
+ }
+ }
+ // end bar
+ $bararray['bcode'][$k++] = array('t' => 1, 'w' => 1, 'h' => 2, 'p' => 0);
+ $bararray['maxw'] += 1;
+
+ return $bararray;
+ }
+
+ /**
+ * RMS4CC - CBC - KIX
+ * RMS4CC (Royal Mail 4-state Customer Code) - CBC (Customer Bar Code) - KIX (Klant index - Customer index)
+ * RM4SCC is the name of the barcode symbology used by the Royal Mail for its Cleanmail service.
+ *
+ * @param $code (string) code to print
+ * @param $kix (boolean) if true prints the KIX variation (doesn't use the start and end symbols, and the checksum)
+ * - in this case the house number must be sufficed with an X and placed at the end of the code.
+ * @return array barcode representation.
+ * @protected
+ */
+ protected function barcode_rms4cc($code, $kix = false)
+ {
+ $notkix = ! $kix;
+ // bar mode
+ // 1 = pos 1, length 2
+ // 2 = pos 1, length 3
+ // 3 = pos 2, length 1
+ // 4 = pos 2, length 2
+ $barmode = array(
+ '0' => array(3, 3, 2, 2),
+ '1' => array(3, 4, 1, 2),
+ '2' => array(3, 4, 2, 1),
+ '3' => array(4, 3, 1, 2),
+ '4' => array(4, 3, 2, 1),
+ '5' => array(4, 4, 1, 1),
+ '6' => array(3, 1, 4, 2),
+ '7' => array(3, 2, 3, 2),
+ '8' => array(3, 2, 4, 1),
+ '9' => array(4, 1, 3, 2),
+ 'A' => array(4, 1, 4, 1),
+ 'B' => array(4, 2, 3, 1),
+ 'C' => array(3, 1, 2, 4),
+ 'D' => array(3, 2, 1, 4),
+ 'E' => array(3, 2, 2, 3),
+ 'F' => array(4, 1, 1, 4),
+ 'G' => array(4, 1, 2, 3),
+ 'H' => array(4, 2, 1, 3),
+ 'I' => array(1, 3, 4, 2),
+ 'J' => array(1, 4, 3, 2),
+ 'K' => array(1, 4, 4, 1),
+ 'L' => array(2, 3, 3, 2),
+ 'M' => array(2, 3, 4, 1),
+ 'N' => array(2, 4, 3, 1),
+ 'O' => array(1, 3, 2, 4),
+ 'P' => array(1, 4, 1, 4),
+ 'Q' => array(1, 4, 2, 3),
+ 'R' => array(2, 3, 1, 4),
+ 'S' => array(2, 3, 2, 3),
+ 'T' => array(2, 4, 1, 3),
+ 'U' => array(1, 1, 4, 4),
+ 'V' => array(1, 2, 3, 4),
+ 'W' => array(1, 2, 4, 3),
+ 'X' => array(2, 1, 3, 4),
+ 'Y' => array(2, 1, 4, 3),
+ 'Z' => array(2, 2, 3, 3)
+ );
+ $code = strtoupper($code);
+ $len = strlen($code);
+ $bararray = array('code' => $code, 'maxw' => 0, 'maxh' => 3, 'bcode' => array());
+ if ($notkix) {
+ // table for checksum calculation (row,col)
+ $checktable = array(
+ '0' => array(1, 1),
+ '1' => array(1, 2),
+ '2' => array(1, 3),
+ '3' => array(1, 4),
+ '4' => array(1, 5),
+ '5' => array(1, 0),
+ '6' => array(2, 1),
+ '7' => array(2, 2),
+ '8' => array(2, 3),
+ '9' => array(2, 4),
+ 'A' => array(2, 5),
+ 'B' => array(2, 0),
+ 'C' => array(3, 1),
+ 'D' => array(3, 2),
+ 'E' => array(3, 3),
+ 'F' => array(3, 4),
+ 'G' => array(3, 5),
+ 'H' => array(3, 0),
+ 'I' => array(4, 1),
+ 'J' => array(4, 2),
+ 'K' => array(4, 3),
+ 'L' => array(4, 4),
+ 'M' => array(4, 5),
+ 'N' => array(4, 0),
+ 'O' => array(5, 1),
+ 'P' => array(5, 2),
+ 'Q' => array(5, 3),
+ 'R' => array(5, 4),
+ 'S' => array(5, 5),
+ 'T' => array(5, 0),
+ 'U' => array(0, 1),
+ 'V' => array(0, 2),
+ 'W' => array(0, 3),
+ 'X' => array(0, 4),
+ 'Y' => array(0, 5),
+ 'Z' => array(0, 0)
+ );
+ $row = 0;
+ $col = 0;
+ for ($i = 0; $i < $len; ++$i) {
+ $row += $checktable[$code{$i}][0];
+ $col += $checktable[$code{$i}][1];
+ }
+ $row %= 6;
+ $col %= 6;
+ $chk = array_keys($checktable, array($row, $col));
+ $code .= $chk[0];
+ ++$len;
+ }
+ $k = 0;
+ if ($notkix) {
+ // start bar
+ $bararray['bcode'][$k++] = array('t' => 1, 'w' => 1, 'h' => 2, 'p' => 0);
+ $bararray['bcode'][$k++] = array('t' => 0, 'w' => 1, 'h' => 2, 'p' => 0);
+ $bararray['maxw'] += 2;
+ }
+ for ($i = 0; $i < $len; ++$i) {
+ for ($j = 0; $j < 4; ++$j) {
+ switch ($barmode[$code{$i}][$j]) {
+ case 1: {
+ $p = 0;
+ $h = 2;
+ break;
+ }
+ case 2: {
+ $p = 0;
+ $h = 3;
+ break;
+ }
+ case 3: {
+ $p = 1;
+ $h = 1;
+ break;
+ }
+ case 4: {
+ $p = 1;
+ $h = 2;
+ break;
+ }
+ }
+ $bararray['bcode'][$k++] = array('t' => 1, 'w' => 1, 'h' => $h, 'p' => $p);
+ $bararray['bcode'][$k++] = array('t' => 0, 'w' => 1, 'h' => 2, 'p' => 0);
+ $bararray['maxw'] += 2;
+ }
+ }
+ if ($notkix) {
+ // stop bar
+ $bararray['bcode'][$k++] = array('t' => 1, 'w' => 1, 'h' => 3, 'p' => 0);
+ $bararray['maxw'] += 1;
+ }
+
+ return $bararray;
+ }
+
+ /**
+ * CODABAR barcodes.
+ * Older code often used in library systems, sometimes in blood banks
+ *
+ * @param $code (string) code to represent.
+ * @return array barcode representation.
+ * @protected
+ */
+ protected function barcode_codabar($code)
+ {
+ $chr = array(
+ '0' => '11111221',
+ '1' => '11112211',
+ '2' => '11121121',
+ '3' => '22111111',
+ '4' => '11211211',
+ '5' => '21111211',
+ '6' => '12111121',
+ '7' => '12112111',
+ '8' => '12211111',
+ '9' => '21121111',
+ '-' => '11122111',
+ '$' => '11221111',
+ ':' => '21112121',
+ '/' => '21211121',
+ '.' => '21212111',
+ '+' => '11222221',
+ 'A' => '11221211',
+ 'B' => '12121121',
+ 'C' => '11121221',
+ 'D' => '11122211'
+ );
+ $bararray = array('code' => $code, 'maxw' => 0, 'maxh' => 1, 'bcode' => array());
+ $k = 0;
+ $w = 0;
+ $seq = '';
+ $code = 'A' . strtoupper($code) . 'A';
+ $len = strlen($code);
+ for ($i = 0; $i < $len; ++$i) {
+ if ( ! isset($chr[$code{$i}])) {
+ return false;
+ }
+ $seq = $chr[$code{$i}];
+ for ($j = 0; $j < 8; ++$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;
+ }
+
+ /**
+ * CODE11 barcodes.
+ * Used primarily for labeling telecommunications equipment
+ *
+ * @param $code (string) code to represent.
+ * @return array barcode representation.
+ * @protected
+ */
+ protected function barcode_code11($code)
+ {
+ $chr = array(
+ '0' => '111121',
+ '1' => '211121',
+ '2' => '121121',
+ '3' => '221111',
+ '4' => '112121',
+ '5' => '212111',
+ '6' => '122111',
+ '7' => '111221',
+ '8' => '211211',
+ '9' => '211111',
+ '-' => '112111',
+ 'S' => '112211'
+ );
+ $bararray = array('code' => $code, 'maxw' => 0, 'maxh' => 1, 'bcode' => array());
+ $k = 0;
+ $w = 0;
+ $seq = '';
+ $len = strlen($code);
+ // calculate check digit C
+ $p = 1;
+ $check = 0;
+ for ($i = ($len - 1); $i >= 0; --$i) {
+ $digit = $code{$i};
+ if ($digit == '-') {
+ $dval = 10;
+ } else {
+ $dval = intval($digit);
+ }
+ $check += ($dval * $p);
+ ++$p;
+ if ($p > 10) {
+ $p = 1;
+ }
+ }
+ $check %= 11;
+ if ($check == 10) {
+ $check = '-';
+ }
+ $code .= $check;
+ if ($len > 10) {
+ // calculate check digit K
+ $p = 1;
+ $check = 0;
+ for ($i = $len; $i >= 0; --$i) {
+ $digit = $code{$i};
+ if ($digit == '-') {
+ $dval = 10;
+ } else {
+ $dval = intval($digit);
+ }
+ $check += ($dval * $p);
+ ++$p;
+ if ($p > 9) {
+ $p = 1;
+ }
+ }
+ $check %= 11;
+ $code .= $check;
+ ++$len;
+ }
+ $code = 'S' . $code . 'S';
+ $len += 3;
+ for ($i = 0; $i < $len; ++$i) {
+ if ( ! isset($chr[$code{$i}])) {
+ return false;
+ }
+ $seq = $chr[$code{$i}];
+ for ($j = 0; $j < 6; ++$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;
+ }
+
+ /**
+ * Pharmacode
+ * Contains digits (0 to 9)
+ *
+ * @param $code (string) code to represent.
+ * @return array barcode representation.
+ * @protected
+ */
+ protected function barcode_pharmacode($code)
+ {
+ $seq = '';
+ $code = intval($code);
+ while ($code > 0) {
+ if (($code % 2) == 0) {
+ $seq .= '11100';
+ $code -= 2;
+ } else {
+ $seq .= '100';
+ $code -= 1;
+ }
+ $code /= 2;
+ }
+ $seq = substr($seq, 0, -2);
+ $seq = strrev($seq);
+ $bararray = array('code' => $code, 'maxw' => 0, 'maxh' => 1, 'bcode' => array());
+
+ return $this->binseq_to_array($seq, $bararray);
+ }
+
+ /**
+ * Pharmacode two-track
+ * Contains digits (0 to 9)
+ *
+ * @param $code (string) code to represent.
+ * @return array barcode representation.
+ * @protected
+ */
+ protected function barcode_pharmacode2t($code)
+ {
+ $seq = '';
+ $code = intval($code);
+ do {
+ switch ($code % 3) {
+ case 0: {
+ $seq .= '3';
+ $code = ($code - 3) / 3;
+ break;
+ }
+ case 1: {
+ $seq .= '1';
+ $code = ($code - 1) / 3;
+ break;
+ }
+ case 2: {
+ $seq .= '2';
+ $code = ($code - 2) / 3;
+ break;
+ }
+ }
+ } while ($code != 0);
+ $seq = strrev($seq);
+ $k = 0;
+ $bararray = array('code' => $code, 'maxw' => 0, 'maxh' => 2, 'bcode' => array());
+ $len = strlen($seq);
+ for ($i = 0; $i < $len; ++$i) {
+ switch ($seq{$i}) {
+ case '1': {
+ $p = 1;
+ $h = 1;
+ break;
+ }
+ case '2': {
+ $p = 0;
+ $h = 1;
+ break;
+ }
+ case '3': {
+ $p = 0;
+ $h = 2;
+ break;
+ }
+ }
+ $bararray['bcode'][$k++] = array('t' => 1, 'w' => 1, 'h' => $h, 'p' => $p);
+ $bararray['bcode'][$k++] = array('t' => 0, 'w' => 1, 'h' => 2, 'p' => 0);
+ $bararray['maxw'] += 2;
+ }
+ unset($bararray['bcode'][($k - 1)]);
+ --$bararray['maxw'];
+
+ return $bararray;
+ }
+
+ /**
+ * IMB - Intelligent Mail Barcode - Onecode - USPS-B-3200
+ * (requires PHP bcmath extension)
+ * Intelligent Mail barcode is a 65-bar code for use on mail in the United States.
+ * The fields are described as follows: