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  1. <?php
    2. 

  2. //============================================================+
    3. 

  3. // File name   : qrcode.php
    4. 

  4. // Version     : 1.0.006
    5. 

  5. // Begin       : 2010-03-22
    6. 

  6. // Last Update : 2010-08-30
    7. 

  7. // Author      : Nicola Asuni - Tecnick.com S.r.l - Via Della Pace, 11 - 09044 - Quartucciu (CA) - ITALY - www.tecnick.com - info@tecnick.com
    8. 

  8. // License     : GNU-LGPL v3 (http://www.gnu.org/copyleft/lesser.html)
    9. 

  9. // -------------------------------------------------------------------
    10. 

  10. // Copyright (C) 2010-2010  Nicola Asuni - Tecnick.com S.r.l.
    11. 

  11. //
    12. 

  12. // This file is part of TCPDF software library.
    13. 

  13. //
    14. 

  14. // TCPDF is free software: you can redistribute it and/or modify it
    15. 

  15. // under the terms of the GNU Lesser General Public License as
    16. 

  16. // published by the Free Software Foundation, either version 3 of the
    17. 

  17. // License, or (at your option) any later version.
    18. 

  18. //
    19. 

  19. // TCPDF is distributed in the hope that it will be useful, but
    20. 

  20. // WITHOUT ANY WARRANTY; without even the implied warranty of
    21. 

  21. // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    22. 

  22. // See the GNU Lesser General Public License for more details.
    23. 

  23. //
    24. 

  24. // You should have received a copy of the GNU Lesser General Public License
    25. 

  25. // along with TCPDF.  If not, see <http://www.gnu.org/licenses/>.
    26. 

  26. //
    27. 

  27. // See LICENSE.TXT file for more information.
    28. 

  28. // -------------------------------------------------------------------
    29. 

  29. //
    30. 

  30. // DESCRIPTION :
    31. 

  31. //
    32. 

  32. // Class to create QR-code arrays for TCPDF class.
    33. 

  33. // QR Code symbol is a 2D barcode that can be scanned by
    34. 

  34. // handy terminals such as a mobile phone with CCD.
    35. 

  35. // The capacity of QR Code is up to 7000 digits or 4000
    36. 

  36. // characters, and has high robustness.
    37. 

  37. // This class supports QR Code model 2, described in
    38. 

  38. // JIS (Japanese Industrial Standards) X0510:2004
    39. 

  39. // or ISO/IEC 18004.
    40. 

  40. // Currently the following features are not supported:
    41. 

  41. // ECI and FNC1 mode, Micro QR Code, QR Code model 1,
    42. 

  42. // Structured mode.
    43. 

  43. //
    44. 

  44. // This class is derived from the following projects:
    45. 

  45. // ---------------------------------------------------------
    46. 

  46. // "PHP QR Code encoder"
    47. 

  47. // License: GNU-LGPLv3
    48. 

  48. // Copyright (C) 2010 by Dominik Dzienia <deltalab at poczta dot fm>
    49. 

  49. // http://phpqrcode.sourceforge.net/
    50. 

  50. // https://sourceforge.net/projects/phpqrcode/
    51. 

  51. //
    52. 

  52. // The "PHP QR Code encoder" is based on
    53. 

  53. // "C libqrencode library" (ver. 3.1.1)
    54. 

  54. // License: GNU-LGPL 2.1
    55. 

  55. // Copyright (C) 2006-2010 by Kentaro Fukuchi
    56. 

  56. // http://megaui.net/fukuchi/works/qrencode/index.en.html
    57. 

  57. //
    58. 

  58. // Reed-Solomon code encoder is written by Phil Karn, KA9Q.
    59. 

  59. // Copyright (C) 2002-2006 Phil Karn, KA9Q
    60. 

  60. //
    61. 

  61. // QR Code is registered trademark of DENSO WAVE INCORPORATED
    62. 

  62. // http://www.denso-wave.com/qrcode/index-e.html
    63. 

  63. // ---------------------------------------------------------
    64. 

  64. //============================================================+
    65. 

  65. 

  66. /**
    67. 

  67.  * Class to create QR-code arrays for TCPDF class.
    68. 

  68.  * QR Code symbol is a 2D barcode that can be scanned by handy terminals such as a mobile phone with CCD.
    69. 

  69.  * The capacity of QR Code is up to 7000 digits or 4000 characters, and has high robustness.
    70. 

  70.  * This class supports QR Code model 2, described in JIS (Japanese Industrial Standards) X0510:2004 or ISO/IEC 18004.
    71. 

  71.  * Currently the following features are not supported: ECI and FNC1 mode, Micro QR Code, QR Code model 1, Structured mode.
    72. 

  72.  *
    73. 

  73.  * This class is derived from "PHP QR Code encoder" by Dominik Dzienia (http://phpqrcode.sourceforge.net/) based on "libqrencode C library 3.1.1." by Kentaro Fukuchi (http://megaui.net/fukuchi/works/qrencode/index.en.html), contains Reed-Solomon code written by Phil Karn, KA9Q. QR Code is registered trademark of DENSO WAVE INCORPORATED (http://www.denso-wave.com/qrcode/index-e.html).
    74. 

  74.  * Please read comments on this class source file for full copyright and license information.
    75. 

  75.  *
    76. 

  76.  * @package com.tecnick.tcpdf
    77. 

  77.  * @abstract Class for generating QR-code array for TCPDF.
    78. 

  78.  * @author Nicola Asuni
    79. 

  79.  * @copyright 2010-2010 Nicola Asuni - Tecnick.com S.r.l (www.tecnick.com) Via Della Pace, 11 - 09044 - Quartucciu (CA) - ITALY - www.tecnick.com - info@tecnick.com
    80. 

  80.  * @link http://www.tcpdf.org
    81. 

  81.  * @license http://www.gnu.org/copyleft/lesser.html LGPL
    82. 

  82.  * @version 1.0.006
    83. 

  83.  */
    84. 

  84. 

  85. // definitions
    86. 

  86. if (!defined('QRCODEDEFS')) {
    87. 

  87. 

  88. 	/**
    89. 

  89. 	 * Indicate that definitions for this class are set
    90. 

  90. 	 */
    91. 

  91. 	define('QRCODEDEFS', true);
    92. 

  92. 

  93. 	// -----------------------------------------------------
    94. 

  94. 

  95. 	// Encoding modes (characters which can be encoded in QRcode)
    96. 

  96. 

  97. 	/**
    98. 

  98. 	 * Encoding mode
    99. 

  99. 	 */
    100. 

  100. 	define('QR_MODE_NL', -1);
    101. 

  101. 

  102. 	/**
    103. 

  103. 	 * Encoding mode numeric (0-9). 3 characters are encoded to 10bit length. In theory, 7089 characters or less can be stored in a QRcode.
    104. 

  104. 	 */
    105. 

  105. 	define('QR_MODE_NM', 0);
    106. 

  106. 

  107. 	/**
    108. 

  108. 	 * Encoding mode alphanumeric (0-9A-Z $%*+-./:) 45characters. 2 characters are encoded to 11bit length. In theory, 4296 characters or less can be stored in a QRcode.
    109. 

  109. 	 */
    110. 

  110. 	define('QR_MODE_AN', 1);
    111. 

  111. 

  112. 	/**
    113. 

  113. 	 * Encoding mode 8bit byte data. In theory, 2953 characters or less can be stored in a QRcode.
    114. 

  114. 	 */
    115. 

  115. 	define('QR_MODE_8B', 2);
    116. 

  116. 

  117. 	/**
    118. 

  118. 	 * Encoding mode KANJI. A KANJI character (multibyte character) is encoded to 13bit length. In theory, 1817 characters or less can be stored in a QRcode.
    119. 

  119. 	 */
    120. 

  120. 	define('QR_MODE_KJ', 3);
    121. 

  121. 

  122. 	/**
    123. 

  123. 	 * Encoding mode STRUCTURED (currently unsupported)
    124. 

  124. 	 */
    125. 

  125. 	define('QR_MODE_ST', 4);
    126. 

  126. 

  127. 	// -----------------------------------------------------
    128. 

  128. 

  129. 	// Levels of error correction.
    130. 

  130. 	// QRcode has a function of an error correcting for miss reading that white is black.
    131. 

  131. 	// Error correcting is defined in 4 level as below.
    132. 

  132. 

  133. 	/**
    134. 

  134. 	 * Error correction level L : About 7% or less errors can be corrected.
    135. 

  135. 	 */
    136. 

  136. 	define('QR_ECLEVEL_L', 0);
    137. 

  137. 

  138. 	/**
    139. 

  139. 	 * Error correction level M : About 15% or less errors can be corrected.
    140. 

  140. 	 */
    141. 

  141. 	define('QR_ECLEVEL_M', 1);
    142. 

  142. 

  143. 	/**
    144. 

  144. 	 * Error correction level Q : About 25% or less errors can be corrected.
    145. 

  145. 	 */
    146. 

  146. 	define('QR_ECLEVEL_Q', 2);
    147. 

  147. 

  148. 	/**
    149. 

  149. 	 * Error correction level H : About 30% or less errors can be corrected.
    150. 

  150. 	 */
    151. 

  151. 	define('QR_ECLEVEL_H', 3);
    152. 

  152. 

  153. 	// -----------------------------------------------------
    154. 

  154. 

  155. 	// Version. Size of QRcode is defined as version.
    156. 

  156. 	// Version is from 1 to 40.
    157. 

  157. 	// Version 1 is 21*21 matrix. And 4 modules increases whenever 1 version increases.
    158. 

  158. 	// So version 40 is 177*177 matrix.
    159. 

  159. 

  160. 	/**
    161. 

  161. 	 * Maximum QR Code version.
    162. 

  162. 	 */
    163. 

  163. 	define('QRSPEC_VERSION_MAX', 40);
    164. 

  164. 

  165. 	/**
    166. 

  166. 	 * Maximum matrix size for maximum version (version 40 is 177*177 matrix).
    167. 

  167. 	 */
    168. 

  168.     define('QRSPEC_WIDTH_MAX', 177);
    169. 

  169. 

  170. 	// -----------------------------------------------------
    171. 

  171. 

  172. 	/**
    173. 

  173. 	 * Matrix index to get width from $capacity array.
    174. 

  174. 	 */
    175. 

  175.     define('QRCAP_WIDTH',    0);
    176. 

  176. 

  177.     /**
    178. 

  178. 	 * Matrix index to get number of words from $capacity array.
    179. 

  179. 	 */
    180. 

  180.     define('QRCAP_WORDS',    1);
    181. 

  181. 

  182.     /**
    183. 

  183. 	 * Matrix index to get remainder from $capacity array.
    184. 

  184. 	 */
    185. 

  185.     define('QRCAP_REMINDER', 2);
    186. 

  186. 

  187.     /**
    188. 

  188. 	 * Matrix index to get error correction level from $capacity array.
    189. 

  189. 	 */
    190. 

  190.     define('QRCAP_EC',       3);
    191. 

  191. 

  192. 	// -----------------------------------------------------
    193. 

  193. 

  194. 	// Structure (currently usupported)
    195. 

  195. 

  196. 	/**
    197. 

  197. 	 * Number of header bits for structured mode
    198. 

  198. 	 */
    199. 

  199.     define('STRUCTURE_HEADER_BITS',  20);
    200. 

  200. 

  201.     /**
    202. 

  202. 	 * Max number of symbols for structured mode
    203. 

  203. 	 */
    204. 

  204.     define('MAX_STRUCTURED_SYMBOLS', 16);
    205. 

  205. 

  206. 	// -----------------------------------------------------
    207. 

  207. 

  208.     // Masks
    209. 

  209. 

  210.     /**
    211. 

  211. 	 * Down point base value for case 1 mask pattern (concatenation of same color in a line or a column)
    212. 

  212. 	 */
    213. 

  213.     define('N1',  3);
    214. 

  214. 

  215.     /**
    216. 

  216. 	 * Down point base value for case 2 mask pattern (module block of same color)
    217. 

  217. 	 */
    218. 

  218. 	define('N2',  3);
    219. 

  219. 

  220.     /**
    221. 

  221. 	 * Down point base value for case 3 mask pattern (1:1:3:1:1(dark:bright:dark:bright:dark)pattern in a line or a column)
    222. 

  222. 	 */
    223. 

  223. 	define('N3', 40);
    224. 

  224. 

  225.     /**
    226. 

  226. 	 * Down point base value for case 4 mask pattern (ration of dark modules in whole)
    227. 

  227. 	 */
    228. 

  228. 	define('N4', 10);
    229. 

  229. 

  230. 	// -----------------------------------------------------
    231. 

  231. 

  232. 	// Optimization settings
    233. 

  233. 

  234. 	/**
    235. 

  235. 	 * if true, estimates best mask (spec. default, but extremally slow; set to false to significant performance boost but (propably) worst quality code
    236. 

  236. 	 */
    237. 

  237. 	define('QR_FIND_BEST_MASK', true);
    238. 

  238. 

  239. 	/**
    240. 

  240. 	 * if false, checks all masks available, otherwise value tells count of masks need to be checked, mask id are got randomly
    241. 

  241. 	 */
    242. 

  242. 	define('QR_FIND_FROM_RANDOM', 2);
    243. 

  243. 

  244. 	/**
    245. 

  245. 	 * when QR_FIND_BEST_MASK === false
    246. 

  246. 	 */
    247. 

  247. 	define('QR_DEFAULT_MASK', 2);
    248. 

  248. 

  249. 	// -----------------------------------------------------
    250. 

  250. 

  251. } // end of definitions
    252. 

  252. 

  253. // #*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#
    254. 

  254. 

  255. if (!class_exists('QRcode', false)) {
    256. 

  256. 

  257. 	// for compatibility with PHP4
    258. 

  258. 	if (!function_exists('str_split')) {
    259. 

  259.     	/**
    260. 

  260.     	 * Convert a string to an array (needed for PHP4 compatibility)
    261. 

  261.     	 * @param string $string The input string.
    262. 

  262.     	 * @param int $split_length Maximum length of the chunk.
    263. 

  263.     	 * @return  If the optional split_length  parameter is specified, the returned array will be broken down into chunks with each being split_length  in length, otherwise each chunk will be one character in length. FALSE is returned if split_length is less than 1. If the split_length length exceeds the length of string , the entire string is returned as the first (and only) array element.
    264. 

  264.     	 */
    265. 

  265. 		function str_split($string, $split_length=1) {
    266. 

  266. 			if ((strlen($string) > $split_length) OR (!$split_length)) {
    267. 

  267. 				do {
    268. 

  268. 					$c = strlen($string);
    269. 

  269. 					$parts[] = substr($string, 0, $split_length);
    270. 

  270. 					$string = substr($string, $split_length);
    271. 

  271. 				} while ($string !== false);
    272. 

  272. 			} else {
    273. 

  273. 				$parts = array($string);
    274. 

  274. 			}
    275. 

  275. 			return $parts;
    276. 

  276. 		}
    277. 

  277. 	}
    278. 

  278. 

  279. 	// #####################################################
    280. 

  280. 

  281. 	/**
    282. 

  282. 	 * Class to create QR-code arrays for TCPDF class.
    283. 

  283. 	 * QR Code symbol is a 2D barcode that can be scanned by handy terminals such as a mobile phone with CCD.
    284. 

  284. 	 * The capacity of QR Code is up to 7000 digits or 4000 characters, and has high robustness.
    285. 

  285. 	 * This class supports QR Code model 2, described in JIS (Japanese Industrial Standards) X0510:2004 or ISO/IEC 18004.
    286. 

  286. 	 * Currently the following features are not supported: ECI and FNC1 mode, Micro QR Code, QR Code model 1, Structured mode.
    287. 

  287. 	 *
    288. 

  288. 	 * This class is derived from "PHP QR Code encoder" by Dominik Dzienia (http://phpqrcode.sourceforge.net/) based on "libqrencode C library 3.1.1." by Kentaro Fukuchi (http://megaui.net/fukuchi/works/qrencode/index.en.html), contains Reed-Solomon code written by Phil Karn, KA9Q. QR Code is registered trademark of DENSO WAVE INCORPORATED (http://www.denso-wave.com/qrcode/index-e.html).
    289. 

  289. 	 * Please read comments on this class source file for full copyright and license information.
    290. 

  290. 	 *
    291. 

  291. 	 * @name QRcode
    292. 

  292. 	 * @package com.tecnick.tcpdf
    293. 

  293. 	 * @abstract Class for generating QR-code array for TCPDF.
    294. 

  294. 	 * @author Nicola Asuni
    295. 

  295. 	 * @copyright 2010-2010 Nicola Asuni - Tecnick.com S.r.l (www.tecnick.com) Via Della Pace, 11 - 09044 - Quartucciu (CA) - ITALY - www.tecnick.com - info@tecnick.com
    296. 

  296. 	 * @link http://www.tcpdf.org
    297. 

  297. 	 * @license http://www.gnu.org/copyleft/lesser.html LGPL
    298. 

  298. 	 * @version 1.0.006
    299. 

  299. 	 */
    300. 

  300. 	class QRcode {
    301. 

  301. 

  302. 		/**
    303. 

  303. 		 * @var barcode array to be returned which is readable by TCPDF
    304. 

  304. 		 * @access protected
    305. 

  305. 		 */
    306. 

  306. 		protected $barcode_array = array();
    307. 

  307. 

  308. 		/**
    309. 

  309. 		 * @var QR code version. Size of QRcode is defined as version. Version is from 1 to 40. Version 1 is 21*21 matrix. And 4 modules increases whenever 1 version increases. So version 40 is 177*177 matrix.
    310. 

  310. 		 * @access protected
    311. 

  311. 		 */
    312. 

  312. 		protected $version = 0;
    313. 

  313. 

  314. 		/**
    315. 

  315. 		 * @var Levels of error correction. See definitions for possible values.
    316. 

  316. 		 * @access protected
    317. 

  317. 		 */
    318. 

  318. 		protected $level = QR_ECLEVEL_L;
    319. 

  319. 

  320. 		/**
    321. 

  321. 		 * @var Encoding mode
    322. 

  322. 		 * @access protected
    323. 

  323. 		 */
    324. 

  324. 		protected $hint = QR_MODE_8B;
    325. 

  325. 

  326. 		/**
    327. 

  327. 		 * @var if true the input string will be converted to uppercase
    328. 

  328. 		 * @access protected
    329. 

  329. 		 */
    330. 

  330. 		protected $casesensitive = true;
    331. 

  331. 

  332. 		/**
    333. 

  333. 		 * @var structured QR code (not supported yet)
    334. 

  334. 		 * @access protected
    335. 

  335. 		 */
    336. 

  336. 		protected $structured = 0;
    337. 

  337. 

  338. 		/**
    339. 

  339. 		 * @var mask data
    340. 

  340. 		 * @access protected
    341. 

  341. 		 */
    342. 

  342. 		protected $data;
    343. 

  343. 

  344. 		// FrameFiller
    345. 

  345. 

  346. 		/**
    347. 

  347. 		 * @var width
    348. 

  348. 		 * @access protected
    349. 

  349. 		 */
    350. 

  350. 		protected $width;
    351. 

  351. 

  352. 		/**
    353. 

  353. 		 * @var frame
    354. 

  354. 		 * @access protected
    355. 

  355. 		 */
    356. 

  356. 		protected $frame;
    357. 

  357. 

  358. 		/**
    359. 

  359. 		 * @var X position of bit
    360. 

  360. 		 * @access protected
    361. 

  361. 		 */
    362. 

  362. 		protected $x;
    363. 

  363. 

  364. 		/**
    365. 

  365. 		 * @var Y position of bit
    366. 

  366. 		 * @access protected
    367. 

  367. 		 */
    368. 

  368. 		protected $y;
    369. 

  369. 

  370. 		/**
    371. 

  371. 		 * @var direction
    372. 

  372. 		 * @access protected
    373. 

  373. 		 */
    374. 

  374. 		protected $dir;
    375. 

  375. 

  376. 		/**
    377. 

  377. 		 * @var single bit
    378. 

  378. 		 * @access protected
    379. 

  379. 		 */
    380. 

  380. 		protected $bit;
    381. 

  381. 

  382. 		// ---- QRrawcode ----
    383. 

  383. 

  384. 		/**
    385. 

  385. 		 * @var data code
    386. 

  386. 		 * @access protected
    387. 

  387. 		 */
    388. 

  388. 		protected $datacode = array();
    389. 

  389. 

  390. 		/**
    391. 

  391. 		 * @var error correction code
    392. 

  392. 		 * @access protected
    393. 

  393. 		 */
    394. 

  394. 		protected $ecccode = array();
    395. 

  395. 

  396. 		/**
    397. 

  397. 		 * @var blocks
    398. 

  398. 		 * @access protected
    399. 

  399. 		 */
    400. 

  400. 		protected $blocks;
    401. 

  401. 

  402. 		/**
    403. 

  403. 		 * @var Reed-Solomon blocks
    404. 

  404. 		 * @access protected
    405. 

  405. 		 */
    406. 

  406. 		protected $rsblocks = array(); //of RSblock
    407. 

  407. 

  408. 		/**
    409. 

  409. 		 * @var counter
    410. 

  410. 		 * @access protected
    411. 

  411. 		 */
    412. 

  412. 		protected $count;
    413. 

  413. 

  414. 		/**
    415. 

  415. 		 * @var data length
    416. 

  416. 		 * @access protected
    417. 

  417. 		 */
    418. 

  418. 		protected $dataLength;
    419. 

  419. 

  420. 		/**
    421. 

  421. 		 * @var error correction length
    422. 

  422. 		 * @access protected
    423. 

  423. 		 */
    424. 

  424. 		protected $eccLength;
    425. 

  425. 

  426. 		/**
    427. 

  427. 		 * @var b1
    428. 

  428. 		 * @access protected
    429. 

  429. 		 */
    430. 

  430. 		protected $b1;
    431. 

  431. 

  432. 		// ---- QRmask ----
    433. 

  433. 

  434. 		/**
    435. 

  435. 		 * @var run length
    436. 

  436. 		 * @access protected
    437. 

  437. 		 */
    438. 

  438. 		protected $runLength = array();
    439. 

  439. 

  440. 		// ---- QRsplit ----
    441. 

  441. 

  442. 		/**
    443. 

  443. 		 * @var input data string
    444. 

  444. 		 * @access protected
    445. 

  445. 		 */
    446. 

  446. 		protected $dataStr = '';
    447. 

  447. 

  448. 		/**
    449. 

  449. 		 * @var input items
    450. 

  450. 		 * @access protected
    451. 

  451. 		 */
    452. 

  452. 		protected $items;
    453. 

  453. 

  454. 		// Reed-Solomon items
    455. 

  455. 

  456. 		/**
    457. 

  457. 		 * @var Reed-Solomon items
    458. 

  458. 		 * @access protected
    459. 

  459. 		 */
    460. 

  460. 		protected $rsitems = array();
    461. 

  461. 

  462. 		/**
    463. 

  463. 		 * @var array of frames
    464. 

  464. 		 * @access protected
    465. 

  465. 		 */
    466. 

  466. 		protected $frames = array();
    467. 

  467. 

  468. 		/**
    469. 

  469. 		 * @var alphabet-numeric convesion table
    470. 

  470. 		 * @access protected
    471. 

  471. 		 */
    472. 

  472. 		protected $anTable = array(
    473. 

  473. 			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, //
    474. 

  474. 			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, //
    475. 

  475. 			36, -1, -1, -1, 37, 38, -1, -1, -1, -1, 39, 40, -1, 41, 42, 43, //
    476. 

  476. 			 0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 44, -1, -1, -1, -1, -1, //
    477. 

  477. 			-1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, //
    478. 

  478. 			25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, -1, -1, //
    479. 

  479. 			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, //
    480. 

  480. 			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1  //
    481. 

  481. 			);
    482. 

  482. 

  483. 		/**
    484. 

  484. 		 * @var array Table of the capacity of symbols
    485. 

  485. 		 * See Table 1 (pp.13) and Table 12-16 (pp.30-36), JIS X0510:2004.
    486. 

  486. 		 * @access protected
    487. 

  487. 		 */
    488. 

  488. 		protected $capacity = array(
    489. 

  489. 			array(  0,    0, 0, array(   0,    0,    0,    0)), //
    490. 

  490. 			array( 21,   26, 0, array(   7,   10,   13,   17)), //  1
    491. 

  491. 			array( 25,   44, 7, array(  10,   16,   22,   28)), //
    492. 

  492. 			array( 29,   70, 7, array(  15,   26,   36,   44)), //
    493. 

  493. 			array( 33,  100, 7, array(  20,   36,   52,   64)), //
    494. 

  494. 			array( 37,  134, 7, array(  26,   48,   72,   88)), //  5
    495. 

  495. 			array( 41,  172, 7, array(  36,   64,   96,  112)), //
    496. 

  496. 			array( 45,  196, 0, array(  40,   72,  108,  130)), //
    497. 

  497. 			array( 49,  242, 0, array(  48,   88,  132,  156)), //
    498. 

  498. 			array( 53,  292, 0, array(  60,  110,  160,  192)), //
    499. 

  499. 			array( 57,  346, 0, array(  72,  130,  192,  224)), // 10
    500. 

  500. 			array( 61,  404, 0, array(  80,  150,  224,  264)), //
    501. 

  501. 			array( 65,  466, 0, array(  96,  176,  260,  308)), //
    502. 

  502. 			array( 69,  532, 0, array( 104,  198,  288,  352)), //
    503. 

  503. 			array( 73,  581, 3, array( 120,  216,  320,  384)), //
    504. 

  504. 			array( 77,  655, 3, array( 132,  240,  360,  432)), // 15
    505. 

  505. 			array( 81,  733, 3, array( 144,  280,  408,  480)), //
    506. 

  506. 			array( 85,  815, 3, array( 168,  308,  448,  532)), //
    507. 

  507. 			array( 89,  901, 3, array( 180,  338,  504,  588)), //
    508. 

  508. 			array( 93,  991, 3, array( 196,  364,  546,  650)), //
    509. 

  509. 			array( 97, 1085, 3, array( 224,  416,  600,  700)), // 20
    510. 

  510. 			array(101, 1156, 4, array( 224,  442,  644,  750)), //
    511. 

  511. 			array(105, 1258, 4, array( 252,  476,  690,  816)), //
    512. 

  512. 			array(109, 1364, 4, array( 270,  504,  750,  900)), //
    513. 

  513. 			array(113, 1474, 4, array( 300,  560,  810,  960)), //
    514. 

  514. 			array(117, 1588, 4, array( 312,  588,  870, 1050)), // 25
    515. 

  515. 			array(121, 1706, 4, array( 336,  644,  952, 1110)), //
    516. 

  516. 			array(125, 1828, 4, array( 360,  700, 1020, 1200)), //
    517. 

  517. 			array(129, 1921, 3, array( 390,  728, 1050, 1260)), //
    518. 

  518. 			array(133, 2051, 3, array( 420,  784, 1140, 1350)), //
    519. 

  519. 			array(137, 2185, 3, array( 450,  812, 1200, 1440)), // 30
    520. 

  520. 			array(141, 2323, 3, array( 480,  868, 1290, 1530)), //
    521. 

  521. 			array(145, 2465, 3, array( 510,  924, 1350, 1620)), //
    522. 

  522. 			array(149, 2611, 3, array( 540,  980, 1440, 1710)), //
    523. 

  523. 			array(153, 2761, 3, array( 570, 1036, 1530, 1800)), //
    524. 

  524. 			array(157, 2876, 0, array( 570, 1064, 1590, 1890)), // 35
    525. 

  525. 			array(161, 3034, 0, array( 600, 1120, 1680, 1980)), //
    526. 

  526. 			array(165, 3196, 0, array( 630, 1204, 1770, 2100)), //
    527. 

  527. 			array(169, 3362, 0, array( 660, 1260, 1860, 2220)), //
    528. 

  528. 			array(173, 3532, 0, array( 720, 1316, 1950, 2310)), //
    529. 

  529. 			array(177, 3706, 0, array( 750, 1372, 2040, 2430))  // 40
    530. 

  530. 		);
    531. 

  531. 

  532. 		/**
    533. 

  533. 		 * @var array Length indicator
    534. 

  534. 		 * @access protected
    535. 

  535. 		 */
    536. 

  536. 		protected $lengthTableBits = array(
    537. 

  537. 			array(10, 12, 14),
    538. 

  538. 			array( 9, 11, 13),
    539. 

  539. 			array( 8, 16, 16),
    540. 

  540. 			array( 8, 10, 12)
    541. 

  541. 		);
    542. 

  542. 

  543. 		/**
    544. 

  544. 		 * @var array Table of the error correction code (Reed-Solomon block)
    545. 

  545. 		 * See Table 12-16 (pp.30-36), JIS X0510:2004.
    546. 

  546. 		 * @access protected
    547. 

  547. 		 */
    548. 

  548. 		protected $eccTable = array(
    549. 

  549. 			array(array( 0,  0), array( 0,  0), array( 0,  0), array( 0,  0)), //
    550. 

  550. 			array(array( 1,  0), array( 1,  0), array( 1,  0), array( 1,  0)), //  1
    551. 

  551. 			array(array( 1,  0), array( 1,  0), array( 1,  0), array( 1,  0)), //
    552. 

  552. 			array(array( 1,  0), array( 1,  0), array( 2,  0), array( 2,  0)), //
    553. 

  553. 			array(array( 1,  0), array( 2,  0), array( 2,  0), array( 4,  0)), //
    554. 

  554. 			array(array( 1,  0), array( 2,  0), array( 2,  2), array( 2,  2)), //  5
    555. 

  555. 			array(array( 2,  0), array( 4,  0), array( 4,  0), array( 4,  0)), //
    556. 

  556. 			array(array( 2,  0), array( 4,  0), array( 2,  4), array( 4,  1)), //
    557. 

  557. 			array(array( 2,  0), array( 2,  2), array( 4,  2), array( 4,  2)), //
    558. 

  558. 			array(array( 2,  0), array( 3,  2), array( 4,  4), array( 4,  4)), //
    559. 

  559. 			array(array( 2,  2), array( 4,  1), array( 6,  2), array( 6,  2)), // 10
    560. 

  560. 			array(array( 4,  0), array( 1,  4), array( 4,  4), array( 3,  8)), //
    561. 

  561. 			array(array( 2,  2), array( 6,  2), array( 4,  6), array( 7,  4)), //
    562. 

  562. 			array(array( 4,  0), array( 8,  1), array( 8,  4), array(12,  4)), //
    563. 

  563. 			array(array( 3,  1), array( 4,  5), array(11,  5), array(11,  5)), //
    564. 

  564. 			array(array( 5,  1), array( 5,  5), array( 5,  7), array(11,  7)), // 15
    565. 

  565. 			array(array( 5,  1), array( 7,  3), array(15,  2), array( 3, 13)), //
    566. 

  566. 			array(array( 1,  5), array(10,  1), array( 1, 15), array( 2, 17)), //
    567. 

  567. 			array(array( 5,  1), array( 9,  4), array(17,  1), array( 2, 19)), //
    568. 

  568. 			array(array( 3,  4), array( 3, 11), array(17,  4), array( 9, 16)), //
    569. 

  569. 			array(array( 3,  5), array( 3, 13), array(15,  5), array(15, 10)), // 20
    570. 

  570. 			array(array( 4,  4), array(17,  0), array(17,  6), array(19,  6)), //
    571. 

  571. 			array(array( 2,  7), array(17,  0), array( 7, 16), array(34,  0)), //
    572. 

  572. 			array(array( 4,  5), array( 4, 14), array(11, 14), array(16, 14)), //
    573. 

  573. 			array(array( 6,  4), array( 6, 14), array(11, 16), array(30,  2)), //
    574. 

  574. 			array(array( 8,  4), array( 8, 13), array( 7, 22), array(22, 13)), // 25
    575. 

  575. 			array(array(10,  2), array(19,  4), array(28,  6), array(33,  4)), //
    576. 

  576. 			array(array( 8,  4), array(22,  3), array( 8, 26), array(12, 28)), //
    577. 

  577. 			array(array( 3, 10), array( 3, 23), array( 4, 31), array(11, 31)), //
    578. 

  578. 			array(array( 7,  7), array(21,  7), array( 1, 37), array(19, 26)), //
    579. 

  579. 			array(array( 5, 10), array(19, 10), array(15, 25), array(23, 25)), // 30
    580. 

  580. 			array(array(13,  3), array( 2, 29), array(42,  1), array(23, 28)), //
    581. 

  581. 			array(array(17,  0), array(10, 23), array(10, 35), array(19, 35)), //
    582. 

  582. 			array(array(17,  1), array(14, 21), array(29, 19), array(11, 46)), //
    583. 

  583. 			array(array(13,  6), array(14, 23), array(44,  7), array(59,  1)), //
    584. 

  584. 			array(array(12,  7), array(12, 26), array(39, 14), array(22, 41)), // 35
    585. 

  585. 			array(array( 6, 14), array( 6, 34), array(46, 10), array( 2, 64)), //
    586. 

  586. 			array(array(17,  4), array(29, 14), array(49, 10), array(24, 46)), //
    587. 

  587. 			array(array( 4, 18), array(13, 32), array(48, 14), array(42, 32)), //
    588. 

  588. 			array(array(20,  4), array(40,  7), array(43, 22), array(10, 67)), //
    589. 

  589. 			array(array(19,  6), array(18, 31), array(34, 34), array(20, 61))  // 40
    590. 

  590. 		);
    591. 

  591. 

  592. 		/**
    593. 

  593. 		 * @var array Positions of alignment patterns.
    594. 

  594. 		 * This array includes only the second and the third position of the alignment patterns. Rest of them can be calculated from the distance between them.
    595. 

  595. 		 * See Table 1 in Appendix E (pp.71) of JIS X0510:2004.
    596. 

  596. 		 * @access protected
    597. 

  597. 		 */
    598. 

  598. 		protected $alignmentPattern = array(
    599. 

  599. 			array( 0,  0),
    600. 

  600. 			array( 0,  0), array(18,  0), array(22,  0), array(26,  0), array(30,  0), //  1- 5
    601. 

  601. 			array(34,  0), array(22, 38), array(24, 42), array(26, 46), array(28, 50), //  6-10
    602. 

  602. 			array(30, 54), array(32, 58), array(34, 62), array(26, 46), array(26, 48), // 11-15
    603. 

  603. 			array(26, 50), array(30, 54), array(30, 56), array(30, 58), array(34, 62), // 16-20
    604. 

  604. 			array(28, 50), array(26, 50), array(30, 54), array(28, 54), array(32, 58), // 21-25
    605. 

  605. 			array(30, 58), array(34, 62), array(26, 50), array(30, 54), array(26, 52), // 26-30
    606. 

  606. 			array(30, 56), array(34, 60), array(30, 58), array(34, 62), array(30, 54), // 31-35
    607. 

  607. 			array(24, 50), array(28, 54), array(32, 58), array(26, 54), array(30, 58)  // 35-40
    608. 

  608. 		);
    609. 

  609. 

  610. 		/**
    611. 

  611. 		 * @var array Version information pattern (BCH coded).
    612. 

  612. 		 * See Table 1 in Appendix D (pp.68) of JIS X0510:2004.
    613. 

  613. 		 * size: [QRSPEC_VERSION_MAX - 6]
    614. 

  614. 		 * @access protected
    615. 

  615. 		 */
    616. 

  616. 		protected $versionPattern = array(
    617. 

  617. 			0x07c94, 0x085bc, 0x09a99, 0x0a4d3, 0x0bbf6, 0x0c762, 0x0d847, 0x0e60d, //
    618. 

  618. 			0x0f928, 0x10b78, 0x1145d, 0x12a17, 0x13532, 0x149a6, 0x15683, 0x168c9, //
    619. 

  619. 			0x177ec, 0x18ec4, 0x191e1, 0x1afab, 0x1b08e, 0x1cc1a, 0x1d33f, 0x1ed75, //
    620. 

  620. 			0x1f250, 0x209d5, 0x216f0, 0x228ba, 0x2379f, 0x24b0b, 0x2542e, 0x26a64, //
    621. 

  621. 			0x27541, 0x28c69
    622. 

  622. 		);
    623. 

  623. 

  624. 		/**
    625. 

  625. 		 * @var array Format information
    626. 

  626. 		 * @access protected
    627. 

  627. 		 */
    628. 

  628. 		protected $formatInfo = array(
    629. 

  629. 			array(0x77c4, 0x72f3, 0x7daa, 0x789d, 0x662f, 0x6318, 0x6c41, 0x6976), //
    630. 

  630. 			array(0x5412, 0x5125, 0x5e7c, 0x5b4b, 0x45f9, 0x40ce, 0x4f97, 0x4aa0), //
    631. 

  631. 			array(0x355f, 0x3068, 0x3f31, 0x3a06, 0x24b4, 0x2183, 0x2eda, 0x2bed), //
    632. 

  632. 			array(0x1689, 0x13be, 0x1ce7, 0x19d0, 0x0762, 0x0255, 0x0d0c, 0x083b)  //
    633. 

  633. 		);
    634. 

  634. 

  635. 

  636. 		// -------------------------------------------------
    637. 

  637. 		// -------------------------------------------------
    638. 

  638. 

  639. 

  640. 		/**
    641. 

  641. 		 * This is the class constructor.
    642. 

  642. 		 * Creates a QRcode object
    643. 

  643. 		 * @param string $code code to represent using QRcode
    644. 

  644. 		 * @param string $eclevel error level: <ul><li>L : About 7% or less errors can be corrected.</li><li>M : About 15% or less errors can be corrected.</li><li>Q : About 25% or less errors can be corrected.</li><li>H : About 30% or less errors can be corrected.</li></ul>
    645. 

  645. 		 * @access public
    646. 

  646. 		 * @since 1.0.000
    647. 

  647. 		 */
    648. 

  648. 		public function __construct($code, $eclevel = 'L') {
    649. 

  649. 			$barcode_array = array();
    650. 

  650. 			if ((is_null($code)) OR ($code == '\0') OR ($code == '')) {
    651. 

  651. 				return false;
    652. 

  652. 			}
    653. 

  653. 			// set error correction level
    654. 

  654. 			$this->level = array_search($eclevel, array('L', 'M', 'Q', 'H'));
    655. 

  655. 			if ($this->level === false) {
    656. 

  656. 				$this->level = QR_ECLEVEL_L;
    657. 

  657. 			}
    658. 

  658. 			if (($this->hint != QR_MODE_8B) AND ($this->hint != QR_MODE_KJ)) {
    659. 

  659. 				return false;
    660. 

  660. 			}
    661. 

  661. 			if (($this->version < 0) OR ($this->version > QRSPEC_VERSION_MAX)) {
    662. 

  662. 				return false;
    663. 

  663. 			}
    664. 

  664. 			$this->items = array();
    665. 

  665. 			$this->encodeString($code);
    666. 

  666. 			if (is_null($this->data)) {
    667. 

  667. 				return false;
    668. 

  668. 			}
    669. 

  669. 			$qrTab = $this->binarize($this->data);
    670. 

  670. 			$size = count($qrTab);
    671. 

  671. 			$barcode_array['num_rows'] = $size;
    672. 

  672. 			$barcode_array['num_cols'] = $size;
    673. 

  673. 			$barcode_array['bcode'] = array();
    674. 

  674. 			foreach ($qrTab as $line) {
    675. 

  675. 				$arrAdd = array();
    676. 

  676. 				foreach (str_split($line) as $char) {
    677. 

  677. 					$arrAdd[] = ($char=='1')?1:0;
    678. 

  678. 				}
    679. 

  679. 				$barcode_array['bcode'][] = $arrAdd;
    680. 

  680. 			}
    681. 

  681. 			$this->barcode_array = $barcode_array;
    682. 

  682. 		}
    683. 

  683. 

  684. 		/**
    685. 

  685. 		 * Returns a barcode array which is readable by TCPDF
    686. 

  686. 		 * @return array barcode array readable by TCPDF;
    687. 

  687. 		 * @access public
    688. 

  688. 		 */
    689. 

  689. 		public function getBarcodeArray() {
    690. 

  690. 			return $this->barcode_array;
    691. 

  691. 		}
    692. 

  692. 

  693. 		/**
    694. 

  694. 		 * Convert the frame in binary form
    695. 

  695. 		 * @param array $frame array to binarize
    696. 

  696. 		 * @return array frame in binary form
    697. 

  697. 		 */
    698. 

  698. 		protected function binarize($frame) {
    699. 

  699. 			$len = count($frame);
    700. 

  700. 			// the frame is square (width = height)
    701. 

  701. 			foreach ($frame as &$frameLine) {
    702. 

  702. 				for ($i=0; $i<$len; $i++) {
    703. 

  703. 					$frameLine[$i] = (ord($frameLine[$i])&1)?'1':'0';
    704. 

  704. 				}
    705. 

  705. 			}
    706. 

  706. 			return $frame;
    707. 

  707. 		}
    708. 

  708. 

  709. 		/**
    710. 

  710. 		 * Encode the input string to QR code
    711. 

  711. 		 * @param string $string input string to encode
    712. 

  712. 		 */
    713. 

  713. 		protected function encodeString($string) {
    714. 

  714. 			$this->dataStr = $string;
    715. 

  715. 			if (!$this->casesensitive) {
    716. 

  716. 				$this->toUpper();
    717. 

  717. 			}
    718. 

  718. 			$ret = $this->splitString();
    719. 

  719. 			if ($ret < 0) {
    720. 

  720. 				return NULL;
    721. 

  721. 			}
    722. 

  722. 			$this->encodeMask(-1);
    723. 

  723. 		}
    724. 

  724. 

  725. 		/**
    726. 

  726. 		 * Encode mask
    727. 

  727. 		 * @param int $mask masking mode
    728. 

  728. 		 */
    729. 

  729. 		protected function encodeMask($mask) {
    730. 

  730. 			$spec = array(0, 0, 0, 0, 0);
    731. 

  731. 			$this->datacode = $this->getByteStream($this->items);
    732. 

  732. 			if (is_null($this->datacode)) {
    733. 

  733. 				return NULL;
    734. 

  734. 			}
    735. 

  735. 			$spec = $this->getEccSpec($this->version, $this->level, $spec);
    736. 

  736. 			$this->b1 = $this->rsBlockNum1($spec);
    737. 

  737. 			$this->dataLength = $this->rsDataLength($spec);
    738. 

  738. 			$this->eccLength = $this->rsEccLength($spec);
    739. 

  739. 			$this->ecccode = array_fill(0, $this->eccLength, 0);
    740. 

  740. 			$this->blocks = $this->rsBlockNum($spec);
    741. 

  741. 			$ret = $this->init($spec);
    742. 

  742. 			if ($ret < 0) {
    743. 

  743. 				return NULL;
    744. 

  744. 			}
    745. 

  745. 			$this->count = 0;
    746. 

  746. 			$this->width = $this->getWidth($this->version);
    747. 

  747. 			$this->frame = $this->newFrame($this->version);
    748. 

  748. 			$this->x = $this->width - 1;
    749. 

  749. 			$this->y = $this->width - 1;
    750. 

  750. 			$this->dir = -1;
    751. 

  751. 			$this->bit = -1;
    752. 

  752. 			// inteleaved data and ecc codes
    753. 

  753. 			for ($i=0; $i < ($this->dataLength + $this->eccLength); $i++) {
    754. 

  754. 				$code = $this->getCode();
    755. 

  755. 				$bit = 0x80;
    756. 

  756. 				for ($j=0; $j<8; $j++) {
    757. 

  757. 					$addr = $this->getNextPosition();
    758. 

  758. 					$this->setFrameAt($addr, 0x02 | (($bit & $code) != 0));
    759. 

  759. 					$bit = $bit >> 1;
    760. 

  760. 				}
    761. 

  761. 			}
    762. 

  762. 			// remainder bits
    763. 

  763. 			$j = $this->getRemainder($this->version);
    764. 

  764. 			for ($i=0; $i<$j; $i++) {
    765. 

  765. 				$addr = $this->getNextPosition();
    766. 

  766. 				$this->setFrameAt($addr, 0x02);
    767. 

  767. 			}
    768. 

  768. 			// masking
    769. 

  769. 			$this->runLength = array_fill(0, QRSPEC_WIDTH_MAX + 1, 0);
    770. 

  770. 			if ($mask < 0) {
    771. 

  771. 				if (QR_FIND_BEST_MASK) {
    772. 

  772. 					$masked = $this->mask($this->width, $this->frame, $this->level);
    773. 

  773. 				} else {
    774. 

  774. 					$masked = $this->makeMask($this->width, $this->frame, (intval(QR_DEFAULT_MASK) % 8), $this->level);
    775. 

  775. 				}
    776. 

  776. 			} else {
    777. 

  777. 				$masked = $this->makeMask($this->width, $this->frame, $mask, $this->level);
    778. 

  778. 			}
    779. 

  779. 			if ($masked == NULL) {
    780. 

  780. 				return NULL;
    781. 

  781. 			}
    782. 

  782. 			$this->data = $masked;
    783. 

  783. 		}
    784. 

  784. 

  785. 		// - - - - - - - - - - - - - - - - - - - - - - - - -
    786. 

  786. 

  787. 		// FrameFiller
    788. 

  788. 

  789. 		/**
    790. 

  790. 		 * Set frame value at specified position
    791. 

  791. 		 * @param array $at x,y position
    792. 

  792. 		 * @param int $val value of the character to set
    793. 

  793. 		 */
    794. 

  794. 		protected function setFrameAt($at, $val) {
    795. 

  795. 			$this->frame[$at['y']][$at['x']] = chr($val);
    796. 

  796. 		}
    797. 

  797. 

  798. 		/**
    799. 

  799. 		 * Get frame value at specified position
    800. 

  800. 		 * @param array $at x,y position
    801. 

  801. 		 * @return value at specified position
    802. 

  802. 		 */
    803. 

  803. 		protected function getFrameAt($at) {
    804. 

  804. 			return ord($this->frame[$at['y']][$at['x']]);
    805. 

  805. 		}
    806. 

  806. 

  807. 		/**
    808. 

  808. 		 * Return the next frame position
    809. 

  809. 		 * @return array of x,y coordinates
    810. 

  810. 		 */
    811. 

  811. 		protected function getNextPosition() {
    812. 

  812. 			do {
    813. 

  813. 				if ($this->bit == -1) {
    814. 

  814. 					$this->bit = 0;
    815. 

  815. 					return array('x'=>$this->x, 'y'=>$this->y);
    816. 

  816. 				}
    817. 

  817. 				$x = $this->x;
    818. 

  818. 				$y = $this->y;
    819. 

  819. 				$w = $this->width;
    820. 

  820. 				if ($this->bit == 0) {
    821. 

  821. 					$x--;
    822. 

  822. 					$this->bit++;
    823. 

  823. 				} else {
    824. 

  824. 					$x++;
    825. 

  825. 					$y += $this->dir;
    826. 

  826. 					$this->bit--;
    827. 

  827. 				}
    828. 

  828. 				if ($this->dir < 0) {
    829. 

  829. 					if ($y < 0) {
    830. 

  830. 						$y = 0;
    831. 

  831. 						$x -= 2;
    832. 

  832. 						$this->dir = 1;
    833. 

  833. 						if ($x == 6) {
    834. 

  834. 							$x--;
    835. 

  835. 							$y = 9;
    836. 

  836. 						}
    837. 

  837. 					}
    838. 

  838. 				} else {
    839. 

  839. 					if ($y == $w) {
    840. 

  840. 						$y = $w - 1;
    841. 

  841. 						$x -= 2;
    842. 

  842. 						$this->dir = -1;
    843. 

  843. 						if ($x == 6) {
    844. 

  844. 							$x--;
    845. 

  845. 							$y -= 8;
    846. 

  846. 						}
    847. 

  847. 					}
    848. 

  848. 				}
    849. 

  849. 				if (($x < 0) OR ($y < 0)) {
    850. 

  850. 					return NULL;
    851. 

  851. 				}
    852. 

  852. 				$this->x = $x;
    853. 

  853. 				$this->y = $y;
    854. 

  854. 			} while(ord($this->frame[$y][$x]) & 0x80);
    855. 

  855. 			return array('x'=>$x, 'y'=>$y);
    856. 

  856. 		}
    857. 

  857. 

  858. 		// - - - - - - - - - - - - - - - - - - - - - - - - -
    859. 

  859. 

  860. 		// QRrawcode
    861. 

  861. 

  862. 		/**
    863. 

  863. 		 * Initialize code.
    864. 

  864. 		 * @param array $spec array of ECC specification
    865. 

  865. 		 * @return 0 in case of success, -1 in case of error
    866. 

  866. 		 */
    867. 

  867. 		protected function init($spec) {
    868. 

  868. 			$dl = $this->rsDataCodes1($spec);
    869. 

  869. 			$el = $this->rsEccCodes1($spec);
    870. 

  870. 			$rs = $this->init_rs(8, 0x11d, 0, 1, $el, 255 - $dl - $el);
    871. 

  871. 			$blockNo = 0;
    872. 

  872. 			$dataPos = 0;
    873. 

  873. 			$eccPos = 0;
    874. 

  874. 			$endfor = $this->rsBlockNum1($spec);
    875. 

  875. 			for ($i=0; $i < $endfor; ++$i) {
    876. 

  876. 				$ecc = array_slice($this->ecccode, $eccPos);
    877. 

  877. 				$this->rsblocks[$blockNo] = array();
    878. 

  878. 				$this->rsblocks[$blockNo]['dataLength'] = $dl;
    879. 

  879. 				$this->rsblocks[$blockNo]['data'] = array_slice($this->datacode, $dataPos);
    880. 

  880. 				$this->rsblocks[$blockNo]['eccLength'] = $el;
    881. 

  881. 				$ecc = $this->encode_rs_char($rs, $this->rsblocks[$blockNo]['data'], $ecc);
    882. 

  882. 				$this->rsblocks[$blockNo]['ecc'] = $ecc;
    883. 

  883. 				$this->ecccode = array_merge(array_slice($this->ecccode,0, $eccPos), $ecc);
    884. 

  884. 				$dataPos += $dl;
    885. 

  885. 				$eccPos += $el;
    886. 

  886. 				$blockNo++;
    887. 

  887. 			}
    888. 

  888. 			if ($this->rsBlockNum2($spec) == 0) {
    889. 

  889. 				return 0;
    890. 

  890. 			}
    891. 

  891. 			$dl = $this->rsDataCodes2($spec);
    892. 

  892. 			$el = $this->rsEccCodes2($spec);
    893. 

  893. 			$rs = $this->init_rs(8, 0x11d, 0, 1, $el, 255 - $dl - $el);
    894. 

  894. 			if ($rs == NULL) {
    895. 

  895. 				return -1;
    896. 

  896. 			}
    897. 

  897. 			$endfor = $this->rsBlockNum2($spec);
    898. 

  898. 			for ($i=0; $i < $endfor; ++$i) {
    899. 

  899. 				$ecc = array_slice($this->ecccode, $eccPos);
    900. 

  900. 				$this->rsblocks[$blockNo] = array();
    901. 

  901. 				$this->rsblocks[$blockNo]['dataLength'] = $dl;
    902. 

  902. 				$this->rsblocks[$blockNo]['data'] = array_slice($this->datacode, $dataPos);
    903. 

  903. 				$this->rsblocks[$blockNo]['eccLength'] = $el;
    904. 

  904. 				$ecc = $this->encode_rs_char($rs, $this->rsblocks[$blockNo]['data'], $ecc);
    905. 

  905. 				$this->rsblocks[$blockNo]['ecc'] = $ecc;
    906. 

  906. 				$this->ecccode = array_merge(array_slice($this->ecccode, 0, $eccPos), $ecc);
    907. 

  907. 				$dataPos += $dl;
    908. 

  908. 				$eccPos += $el;
    909. 

  909. 				$blockNo++;
    910. 

  910. 			}
    911. 

  911. 			return 0;
    912. 

  912. 		}
    913. 

  913. 

  914. 		/**
    915. 

  915. 		 * Return Reed-Solomon block code.
    916. 

  916. 		 * @return array rsblocks
    917. 

  917. 		 */
    918. 

  918. 		protected function getCode() {
    919. 

  919. 			if ($this->count < $this->dataLength) {
    920. 

  920. 				$row = $this->count % $this->blocks;
    921. 

  921. 				$col = $this->count / $this->blocks;
    922. 

  922. 				if ($col >= $this->rsblocks[0]['dataLength']) {
    923. 

  923. 					$row += $this->b1;
    924. 

  924. 				}
    925. 

  925. 				$ret = $this->rsblocks[$row]['data'][$col];
    926. 

  926. 			} elseif ($this->count < $this->dataLength + $this->eccLength) {
    927. 

  927. 				$row = ($this->count - $this->dataLength) % $this->blocks;
    928. 

  928. 				$col = ($this->count - $this->dataLength) / $this->blocks;
    929. 

  929. 				$ret = $this->rsblocks[$row]['ecc'][$col];
    930. 

  930. 			} else {
    931. 

  931. 				return 0;
    932. 

  932. 			}
    933. 

  933. 			$this->count++;
    934. 

  934. 			return $ret;
    935. 

  935. 		}
    936. 

  936. 

  937. 		// - - - - - - - - - - - - - - - - - - - - - - - - -
    938. 

  938. 

  939. 		// QRmask
    940. 

  940. 

  941. 		/**
    942. 

  942. 		 * Write Format Information on frame and returns the number of black bits
    943. 

  943. 		 * @param int $width frame width
    944. 

  944. 		 * @param array $frame frame
    945. 

  945. 		 * @param array $mask masking mode
    946. 

  946. 		 * @param int $level error correction level
    947. 

  947. 		 * @return int blacks
    948. 

  948. 		 */
    949. 

  949. 		 protected function writeFormatInformation($width, &$frame, $mask, $level) {
    950. 

  950. 			$blacks = 0;
    951. 

  951. 			$format =  $this->getFormatInfo($mask, $level);
    952. 

  952. 			for ($i=0; $i<8; ++$i) {
    953. 

  953. 				if ($format & 1) {
    954. 

  954. 					$blacks += 2;
    955. 

  955. 					$v = 0x85;
    956. 

  956. 				} else {
    957. 

  957. 					$v = 0x84;
    958. 

  958. 				}
    959. 

  959. 				$frame[8][$width - 1 - $i] = chr($v);
    960. 

  960. 				if ($i < 6) {
    961. 

  961. 					$frame[$i][8] = chr($v);
    962. 

  962. 				} else {
    963. 

  963. 					$frame[$i + 1][8] = chr($v);
    964. 

  964. 				}
    965. 

  965. 				$format = $format >> 1;
    966. 

  966. 			}
    967. 

  967. 			for ($i=0; $i<7; ++$i) {
    968. 

  968. 			if ($format & 1) {
    969. 

  969. 				$blacks += 2;
    970. 

  970. 				$v = 0x85;
    971. 

  971. 			} else {
    972. 

  972. 				$v = 0x84;
    973. 

  973. 			}
    974. 

  974. 			$frame[$width - 7 + $i][8] = chr($v);
    975. 

  975. 			if ($i == 0) {
    976. 

  976. 				$frame[8][7] = chr($v);
    977. 

  977. 			} else {
    978. 

  978. 				$frame[8][6 - $i] = chr($v);
    979. 

  979. 			}
    980. 

  980. 			$format = $format >> 1;
    981. 

  981. 			}
    982. 

  982. 			return $blacks;
    983. 

  983. 		}
    984. 

  984. 

  985. 		/**
    986. 

  986. 		 * mask0
    987. 

  987. 		 * @param int $x X position
    988. 

  988. 		 * @param int $y Y position
    989. 

  989. 		 * @return int mask
    990. 

  990. 		 */
    991. 

  991. 		 protected function mask0($x, $y) {
    992. 

  992. 			return ($x + $y) & 1;
    993. 

  993. 		}
    994. 

  994. 

  995. 		/**
    996. 

  996. 		 * mask1
    997. 

  997. 		 * @param int $x X position
    998. 

  998. 		 * @param int $y Y position
    999. 

  999. 		 * @return int mask
    1000. 

  1000. 		 */
    1001. 

  1001. 		 protected function mask1($x, $y) {
    1002. 

  1002. 			return ($y & 1);
    1003. 

  1003. 		}
    1004. 

  1004. 

  1005. 		/**
    1006. 

  1006. 		 * mask2
    1007. 

  1007. 		 * @param int $x X position
    1008. 

  1008. 		 * @param int $y Y position
    1009. 

  1009. 		 * @return int mask
    1010. 

  1010. 		 */
    1011. 

  1011. 		 protected function mask2($x, $y) {
    1012. 

  1012. 			return ($x % 3);
    1013. 

  1013. 		}
    1014. 

  1014. 

  1015. 		/**
    1016. 

  1016. 		 * mask3
    1017. 

  1017. 		 * @param int $x X position
    1018. 

  1018. 		 * @param int $y Y position
    1019. 

  1019. 		 * @return int mask
    1020. 

  1020. 		 */
    1021. 

  1021. 		 protected function mask3($x, $y) {
    1022. 

  1022. 			return ($x + $y) % 3;
    1023. 

  1023. 		}
    1024. 

  1024. 

  1025. 		/**
    1026. 

  1026. 		 * mask4
    1027. 

  1027. 		 * @param int $x X position
    1028. 

  1028. 		 * @param int $y Y position
    1029. 

  1029. 		 * @return int mask
    1030. 

  1030. 		 */
    1031. 

  1031. 		 protected function mask4($x, $y) {
    1032. 

  1032. 			return (((int)($y / 2)) + ((int)($x / 3))) & 1;
    1033. 

  1033. 		}
    1034. 

  1034. 

  1035. 		/**
    1036. 

  1036. 		 * mask5
    1037. 

  1037. 		 * @param int $x X position
    1038. 

  1038. 		 * @param int $y Y position
    1039. 

  1039. 		 * @return int mask
    1040. 

  1040. 		 */
    1041. 

  1041. 		 protected function mask5($x, $y) {
    1042. 

  1042. 			return (($x * $y) & 1) + ($x * $y) % 3;
    1043. 

  1043. 		}
    1044. 

  1044. 

  1045. 		/**
    1046. 

  1046. 		 * mask6
    1047. 

  1047. 		 * @param int $x X position
    1048. 

  1048. 		 * @param int $y Y position
    1049. 

  1049. 		 * @return int mask
    1050. 

  1050. 		 */
    1051. 

  1051. 		 protected function mask6($x, $y) {
    1052. 

  1052. 			return ((($x * $y) & 1) + ($x * $y) % 3) & 1;
    1053. 

  1053. 		}
    1054. 

  1054. 

  1055. 		/**
    1056. 

  1056. 		 * mask7
    1057. 

  1057. 		 * @param int $x X position
    1058. 

  1058. 		 * @param int $y Y position
    1059. 

  1059. 		 * @return int mask
    1060. 

  1060. 		 */
    1061. 

  1061. 		 protected function mask7($x, $y) {
    1062. 

  1062. 			return ((($x * $y) % 3) + (($x + $y) & 1)) & 1;
    1063. 

  1063. 		}
    1064. 

  1064. 

  1065. 		/**
    1066. 

  1066. 		 * Return bitmask
    1067. 

  1067. 		 * @param int $maskNo mask number
    1068. 

  1068. 		 * @param int $width width
    1069. 

  1069. 		 * @param array $frame frame
    1070. 

  1070. 		 * @return array bitmask
    1071. 

  1071. 		 */
    1072. 

  1072. 		protected function generateMaskNo($maskNo, $width, $frame) {
    1073. 

  1073. 			$bitMask = array_fill(0, $width, array_fill(0, $width, 0));
    1074. 

  1074. 			for ($y=0; $y<$width; ++$y) {
    1075. 

  1075. 				for ($x=0; $x<$width; ++$x) {
    1076. 

  1076. 					if (ord($frame[$y][$x]) & 0x80) {
    1077. 

  1077. 						$bitMask[$y][$x] = 0;
    1078. 

  1078. 					} else {
    1079. 

  1079. 						$maskFunc = call_user_func(array($this, 'mask'.$maskNo), $x, $y);
    1080. 

  1080. 						$bitMask[$y][$x] = ($maskFunc == 0)?1:0;
    1081. 

  1081. 					}
    1082. 

  1082. 				}
    1083. 

  1083. 			}
    1084. 

  1084. 			return $bitMask;
    1085. 

  1085. 		}
    1086. 

  1086. 

  1087. 		/**
    1088. 

  1088. 		 * makeMaskNo
    1089. 

  1089. 		 * @param int $maskNo
    1090. 

  1090. 		 * @param int $width
    1091. 

  1091. 		 * @param int $s
    1092. 

  1092. 		 * @param int $d
    1093. 

  1093. 		 * @param boolean $maskGenOnly
    1094. 

  1094. 		 * @return int b
    1095. 

  1095. 		 */
    1096. 

  1096. 		 protected function makeMaskNo($maskNo, $width, $s, &$d, $maskGenOnly=false) {
    1097. 

  1097. 			$b = 0;
    1098. 

  1098. 			$bitMask = array();
    1099. 

  1099. 			$bitMask = $this->generateMaskNo($maskNo, $width, $s, $d);
    1100. 

  1100. 			if ($maskGenOnly) {
    1101. 

  1101. 				return;
    1102. 

  1102. 			}
    1103. 

  1103. 			$d = $s;
    1104. 

  1104. 			for ($y=0; $y<$width; ++$y) {
    1105. 

  1105. 				for ($x=0; $x<$width; ++$x) {
    1106. 

  1106. 					if ($bitMask[$y][$x] == 1) {
    1107. 

  1107. 						$d[$y][$x] = chr(ord($s[$y][$x]) ^ (int)$bitMask[$y][$x]);
    1108. 

  1108. 					}
    1109. 

  1109. 					$b += (int)(ord($d[$y][$x]) & 1);
    1110. 

  1110. 				}
    1111. 

  1111. 			}
    1112. 

  1112. 			return $b;
    1113. 

  1113. 		}
    1114. 

  1114. 

  1115. 		/**
    1116. 

  1116. 		 * makeMask
    1117. 

  1117. 		 * @param int $width
    1118. 

  1118. 		 * @param array $frame
    1119. 

  1119. 		 * @param int $maskNo
    1120. 

  1120. 		 * @param int $level
    1121. 

  1121. 		 * @return array mask
    1122. 

  1122. 		 */
    1123. 

  1123. 		 protected function makeMask($width, $frame, $maskNo, $level) {
    1124. 

  1124. 			$masked = array_fill(0, $width, str_repeat("\0", $width));
    1125. 

  1125. 			$this->makeMaskNo($maskNo, $width, $frame, $masked);
    1126. 

  1126. 			$this->writeFormatInformation($width, $masked, $maskNo, $level);
    1127. 

  1127. 			return $masked;
    1128. 

  1128. 		}
    1129. 

  1129. 

  1130. 		/**
    1131. 

  1131. 		 * calcN1N3
    1132. 

  1132. 		 * @param int $length
    1133. 

  1133. 		 * @return int demerit
    1134. 

  1134. 		 */
    1135. 

  1135. 		 protected function calcN1N3($length) {
    1136. 

  1136. 			$demerit = 0;
    1137. 

  1137. 			for ($i=0; $i<$length; ++$i) {
    1138. 

  1138. 				if ($this->runLength[$i] >= 5) {
    1139. 

  1139. 					$demerit += (N1 + ($this->runLength[$i] - 5));
    1140. 

  1140. 				}
    1141. 

  1141. 				if ($i & 1) {
    1142. 

  1142. 					if (($i >= 3) AND ($i < ($length-2)) AND ($this->runLength[$i] % 3 == 0)) {
    1143. 

  1143. 						$fact = (int)($this->runLength[$i] / 3);
    1144. 

  1144. 						if (($this->runLength[$i-2] == $fact)
    1145. 

  1145. 							AND ($this->runLength[$i-1] == $fact)
    1146. 

  1146. 							AND ($this->runLength[$i+1] == $fact)
    1147. 

  1147. 							AND ($this->runLength[$i+2] == $fact)) {
    1148. 

  1148. 							if (($this->runLength[$i-3] < 0) OR ($this->runLength[$i-3] >= (4 * $fact))) {
    1149. 

  1149. 								$demerit += N3;
    1150. 

  1150. 							} elseif ((($i+3) >= $length) OR ($this->runLength[$i+3] >= (4 * $fact))) {
    1151. 

  1151. 								$demerit += N3;
    1152. 

  1152. 							}
    1153. 

  1153. 						}
    1154. 

  1154. 					}
    1155. 

  1155. 				}
    1156. 

  1156. 			}
    1157. 

  1157. 			return $demerit;
    1158. 

  1158. 		}
    1159. 

  1159. 

  1160. 		/**
    1161. 

  1161. 		 * evaluateSymbol
    1162. 

  1162. 		 * @param int $width
    1163. 

  1163. 		 * @param array $frame
    1164. 

  1164. 		 * @return int demerit
    1165. 

  1165. 		 */
    1166. 

  1166. 		 protected function evaluateSymbol($width, $frame) {
    1167. 

  1167. 			$head = 0;
    1168. 

  1168. 			$demerit = 0;
    1169. 

  1169. 			for ($y=0; $y<$width; ++$y) {
    1170. 

  1170. 				$head = 0;
    1171. 

  1171. 				$this->runLength[0] = 1;
    1172. 

  1172. 				$frameY = $frame[$y];
    1173. 

  1173. 				if ($y > 0) {
    1174. 

  1174. 					$frameYM = $frame[$y-1];
    1175. 

  1175. 				}
    1176. 

  1176. 				for ($x=0; $x<$width; ++$x) {
    1177. 

  1177. 					if (($x > 0) AND ($y > 0)) {
    1178. 

  1178. 						$b22 = ord($frameY[$x]) & ord($frameY[$x-1]) & ord($frameYM[$x]) & ord($frameYM[$x-1]);
    1179. 

  1179. 						$w22 = ord($frameY[$x]) | ord($frameY[$x-1]) | ord($frameYM[$x]) | ord($frameYM[$x-1]);
    1180. 

  1180. 						if (($b22 | ($w22 ^ 1)) & 1) {
    1181. 

  1181. 							$demerit += N2;
    1182. 

  1182. 						}
    1183. 

  1183. 					}
    1184. 

  1184. 					if (($x == 0) AND (ord($frameY[$x]) & 1)) {
    1185. 

  1185. 						$this->runLength[0] = -1;
    1186. 

  1186. 						$head = 1;
    1187. 

  1187. 						$this->runLength[$head] = 1;
    1188. 

  1188. 					} elseif ($x > 0) {
    1189. 

  1189. 						if ((ord($frameY[$x]) ^ ord($frameY[$x-1])) & 1) {
    1190. 

  1190. 							$head++;
    1191. 

  1191. 							$this->runLength[$head] = 1;
    1192. 

  1192. 						} else {
    1193. 

  1193. 							$this->runLength[$head]++;
    1194. 

  1194. 						}
    1195. 

  1195. 					}
    1196. 

  1196. 				}
    1197. 

  1197. 				$demerit += $this->calcN1N3($head+1);
    1198. 

  1198. 			}
    1199. 

  1199. 			for ($x=0; $x<$width; ++$x) {
    1200. 

  1200. 				$head = 0;
    1201. 

  1201. 				$this->runLength[0] = 1;
    1202. 

  1202. 				for ($y=0; $y<$width; ++$y) {
    1203. 

  1203. 					if (($y == 0) AND (ord($frame[$y][$x]) & 1)) {
    1204. 

  1204. 						$this->runLength[0] = -1;
    1205. 

  1205. 						$head = 1;
    1206. 

  1206. 						$this->runLength[$head] = 1;
    1207. 

  1207. 					} elseif ($y > 0) {
    1208. 

  1208. 						if ((ord($frame[$y][$x]) ^ ord($frame[$y-1][$x])) & 1) {
    1209. 

  1209. 							$head++;
    1210. 

  1210. 							$this->runLength[$head] = 1;
    1211. 

  1211. 						} else {
    1212. 

  1212. 							$this->runLength[$head]++;
    1213. 

  1213. 						}
    1214. 

  1214. 					}
    1215. 

  1215. 				}
    1216. 

  1216. 				$demerit += $this->calcN1N3($head+1);
    1217. 

  1217. 			}
    1218. 

  1218. 			return $demerit;
    1219. 

  1219. 		}
    1220. 

  1220. 

  1221. 		/**
    1222. 

  1222. 		 * mask
    1223. 

  1223. 		 * @param int $width
    1224. 

  1224. 		 * @param array $frame
    1225. 

  1225. 		 * @param int $level
    1226. 

  1226. 		 * @return array best mask
    1227. 

  1227. 		 */
    1228. 

  1228. 		 protected function mask($width, $frame, $level) {
    1229. 

  1229. 			$minDemerit = PHP_INT_MAX;
    1230. 

  1230. 			$bestMaskNum = 0;
    1231. 

  1231. 			$bestMask = array();
    1232. 

  1232. 			$checked_masks = array(0, 1, 2, 3, 4, 5, 6, 7);
    1233. 

  1233. 			if (QR_FIND_FROM_RANDOM !== false) {
    1234. 

  1234. 				$howManuOut = 8 - (QR_FIND_FROM_RANDOM % 9);
    1235. 

  1235. 				for ($i = 0; $i <  $howManuOut; ++$i) {
    1236. 

  1236. 					$remPos = rand (0, count($checked_masks)-1);
    1237. 

  1237. 					unset($checked_masks[$remPos]);
    1238. 

  1238. 					$checked_masks = array_values($checked_masks);
    1239. 

  1239. 				}
    1240. 

  1240. 			}
    1241. 

  1241. 			$bestMask = $frame;
    1242. 

  1242. 			foreach ($checked_masks as $i) {
    1243. 

  1243. 				$mask = array_fill(0, $width, str_repeat("\0", $width));
    1244. 

  1244. 				$demerit = 0;
    1245. 

  1245. 				$blacks = 0;
    1246. 

  1246. 				$blacks  = $this->makeMaskNo($i, $width, $frame, $mask);
    1247. 

  1247. 				$blacks += $this->writeFormatInformation($width, $mask, $i, $level);
    1248. 

  1248. 				$blacks  = (int)(100 * $blacks / ($width * $width));
    1249. 

  1249. 				$demerit = (int)((int)(abs($blacks - 50) / 5) * N4);
    1250. 

  1250. 				$demerit += $this->evaluateSymbol($width, $mask);
    1251. 

  1251. 				if ($demerit < $minDemerit) {
    1252. 

  1252. 					$minDemerit = $demerit;
    1253. 

  1253. 					$bestMask = $mask;
    1254. 

  1254. 					$bestMaskNum = $i;
    1255. 

  1255. 				}
    1256. 

  1256. 			}
    1257. 

  1257. 			return $bestMask;
    1258. 

  1258. 		}
    1259. 

  1259. 

  1260. 		// - - - - - - - - - - - - - - - - - - - - - - - - -
    1261. 

  1261. 

  1262. 		// QRsplit
    1263. 

  1263. 

  1264. 		/**
    1265. 

  1265. 		 * Return true if the character at specified position is a number
    1266. 

  1266. 		 * @param string $str string
    1267. 

  1267. 		 * @param int $pos characted position
    1268. 

  1268. 		 * @return boolean true of false
    1269. 

  1269. 		 */
    1270. 

  1270. 		 protected function isdigitat($str, $pos) {
    1271. 

  1271. 			if ($pos >= strlen($str)) {
    1272. 

  1272. 				return false;
    1273. 

  1273. 			}
    1274. 

  1274. 			return ((ord($str[$pos]) >= ord('0'))&&(ord($str[$pos]) <= ord('9')));
    1275. 

  1275. 		}
    1276. 

  1276. 

  1277. 		/**
    1278. 

  1278. 		 * Return true if the character at specified position is an alphanumeric character
    1279. 

  1279. 		 * @param string $str string
    1280. 

  1280. 		 * @param int $pos characted position
    1281. 

  1281. 		 * @return boolean true of false
    1282. 

  1282. 		 */
    1283. 

  1283. 		 protected function isalnumat($str, $pos) {
    1284. 

  1284. 			if ($pos >= strlen($str)) {
    1285. 

  1285. 				return false;
    1286. 

  1286. 			}
    1287. 

  1287. 			return ($this->lookAnTable(ord($str[$pos])) >= 0);
    1288. 

  1288. 		}
    1289. 

  1289. 

  1290. 		/**
    1291. 

  1291. 		 * identifyMode
    1292. 

  1292. 		 * @param int $pos
    1293. 

  1293. 		 * @return int mode
    1294. 

  1294. 		 */
    1295. 

  1295. 		 protected function identifyMode($pos) {
    1296. 

  1296. 			if ($pos >= strlen($this->dataStr)) {
    1297. 

  1297. 				return QR_MODE_NL;
    1298. 

  1298. 			}
    1299. 

  1299. 			$c = $this->dataStr[$pos];
    1300. 

  1300. 			if ($this->isdigitat($this->dataStr, $pos)) {
    1301. 

  1301. 				return QR_MODE_NM;
    1302. 

  1302. 			} elseif ($this->isalnumat($this->dataStr, $pos)) {
    1303. 

  1303. 				return QR_MODE_AN;
    1304. 

  1304. 			} elseif ($this->hint == QR_MODE_KJ) {
    1305. 

  1305. 				if ($pos+1 < strlen($this->dataStr)) {
    1306. 

  1306. 					$d = $this->dataStr[$pos+1];
    1307. 

  1307. 					$word = (ord($c) << 8) | ord($d);
    1308. 

  1308. 					if (($word >= 0x8140 && $word <= 0x9ffc) OR ($word >= 0xe040 && $word <= 0xebbf)) {
    1309. 

  1309. 						return QR_MODE_KJ;
    1310. 

  1310. 					}
    1311. 

  1311. 				}
    1312. 

  1312. 			}
    1313. 

  1313. 			return QR_MODE_8B;
    1314. 

  1314. 		}
    1315. 

  1315. 

  1316. 		/**
    1317. 

  1317. 		 * eatNum
    1318. 

  1318. 		 * @return int run
    1319. 

  1319. 		 */
    1320. 

  1320. 		 protected function eatNum() {
    1321. 

  1321. 			$ln = $this->lengthIndicator(QR_MODE_NM, $this->version);
    1322. 

  1322. 			$p = 0;
    1323. 

  1323. 			while($this->isdigitat($this->dataStr, $p)) {
    1324. 

  1324. 				$p++;
    1325. 

  1325. 			}
    1326. 

  1326. 			$run = $p;
    1327. 

  1327. 			$mode = $this->identifyMode($p);
    1328. 

  1328. 			if ($mode == QR_MODE_8B) {
    1329. 

  1329. 				$dif = $this->estimateBitsModeNum($run) + 4 + $ln
    1330. 

  1330. 				+ $this->estimateBitsMode8(1)         // + 4 + l8
    1331. 

  1331. 				- $this->estimateBitsMode8($run + 1); // - 4 - l8
    1332. 

  1332. 				if ($dif > 0) {
    1333. 

  1333. 					return $this->eat8();
    1334. 

  1334. 				}
    1335. 

  1335. 			}
    1336. 

  1336. 			if ($mode == QR_MODE_AN) {
    1337. 

  1337. 				$dif = $this->estimateBitsModeNum($run) + 4 + $ln
    1338. 

  1338. 				+ $this->estimateBitsModeAn(1)        // + 4 + la
    1339. 

  1339. 				- $this->estimateBitsModeAn($run + 1);// - 4 - la
    1340. 

  1340. 				if ($dif > 0) {
    1341. 

  1341. 					return $this->eatAn();
    1342. 

  1342. 				}
    1343. 

  1343. 			}
    1344. 

  1344. 			$this->items = $this->appendNewInputItem($this->items, QR_MODE_NM, $run, str_split($this->dataStr));
    1345. 

  1345. 			return $run;
    1346. 

  1346. 		}
    1347. 

  1347. 

  1348. 		/**
    1349. 

  1349. 		 * eatAn
    1350. 

  1350. 		 * @return int run
    1351. 

  1351. 		 */
    1352. 

  1352. 		 protected function eatAn() {
    1353. 

  1353. 			$la = $this->lengthIndicator(QR_MODE_AN,  $this->version);
    1354. 

  1354. 			$ln = $this->lengthIndicator(QR_MODE_NM, $this->version);
    1355. 

  1355. 			$p = 0;
    1356. 

  1356. 			while($this->isalnumat($this->dataStr, $p)) {
    1357. 

  1357. 				if ($this->isdigitat($this->dataStr, $p)) {
    1358. 

  1358. 					$q = $p;
    1359. 

  1359. 					while($this->isdigitat($this->dataStr, $q)) {
    1360. 

  1360. 						$q++;
    1361. 

  1361. 					}
    1362. 

  1362. 					$dif = $this->estimateBitsModeAn($p) // + 4 + la
    1363. 

  1363. 					+ $this->estimateBitsModeNum($q - $p) + 4 + $ln
    1364. 

  1364. 					- $this->estimateBitsModeAn($q); // - 4 - la
    1365. 

  1365. 					if ($dif < 0) {
    1366. 

  1366. 						break;
    1367. 

  1367. 					} else {
    1368. 

  1368. 						$p = $q;
    1369. 

  1369. 					}
    1370. 

  1370. 				} else {
    1371. 

  1371. 					$p++;
    1372. 

  1372. 				}
    1373. 

  1373. 			}
    1374. 

  1374. 			$run = $p;
    1375. 

  1375. 			if (!$this->isalnumat($this->dataStr, $p)) {
    1376. 

  1376. 				$dif = $this->estimateBitsModeAn($run) + 4 + $la
    1377. 

  1377. 				+ $this->estimateBitsMode8(1) // + 4 + l8
    1378. 

  1378. 				- $this->estimateBitsMode8($run + 1); // - 4 - l8
    1379. 

  1379. 				if ($dif > 0) {
    1380. 

  1380. 					return $this->eat8();
    1381. 

  1381. 				}
    1382. 

  1382. 			}
    1383. 

  1383. 			$this->items = $this->appendNewInputItem($this->items, QR_MODE_AN, $run, str_split($this->dataStr));
    1384. 

  1384. 			return $run;
    1385. 

  1385. 		}
    1386. 

  1386. 

  1387. 		/**
    1388. 

  1388. 		 * eatKanji
    1389. 

  1389. 		 * @return int run
    1390. 

  1390. 		 */
    1391. 

  1391. 		 protected function eatKanji() {
    1392. 

  1392. 			$p = 0;
    1393. 

  1393. 			while($this->identifyMode($p) == QR_MODE_KJ) {
    1394. 

  1394. 				$p += 2;
    1395. 

  1395. 			}
    1396. 

  1396. 			$this->items = $this->appendNewInputItem($this->items, QR_MODE_KJ, $p, str_split($this->dataStr));
    1397. 

  1397. 			return $run;
    1398. 

  1398. 		}
    1399. 

  1399. 

  1400. 		/**
    1401. 

  1401. 		 * eat8
    1402. 

  1402. 		 * @return int run
    1403. 

  1403. 		 */
    1404. 

  1404. 		 protected function eat8() {
    1405. 

  1405. 			$la = $this->lengthIndicator(QR_MODE_AN, $this->version);
    1406. 

  1406. 			$ln = $this->lengthIndicator(QR_MODE_NM, $this->version);
    1407. 

  1407. 			$p = 1;
    1408. 

  1408. 			$dataStrLen = strlen($this->dataStr);
    1409. 

  1409. 			while($p < $dataStrLen) {
    1410. 

  1410. 				$mode = $this->identifyMode($p);
    1411. 

  1411. 				if ($mode == QR_MODE_KJ) {
    1412. 

  1412. 					break;
    1413. 

  1413. 				}
    1414. 

  1414. 				if ($mode == QR_MODE_NM) {
    1415. 

  1415. 					$q = $p;
    1416. 

  1416. 					while($this->isdigitat($this->dataStr, $q)) {
    1417. 

  1417. 						$q++;
    1418. 

  1418. 					}
    1419. 

  1419. 					$dif = $this->estimateBitsMode8($p) // + 4 + l8
    1420. 

  1420. 					+ $this->estimateBitsModeNum($q - $p) + 4 + $ln
    1421. 

  1421. 					- $this->estimateBitsMode8($q); // - 4 - l8
    1422. 

  1422. 					if ($dif < 0) {
    1423. 

  1423. 						break;
    1424. 

  1424. 					} else {
    1425. 

  1425. 						$p = $q;
    1426. 

  1426. 					}
    1427. 

  1427. 				} elseif ($mode == QR_MODE_AN) {
    1428. 

  1428. 					$q = $p;
    1429. 

  1429. 					while($this->isalnumat($this->dataStr, $q)) {
    1430. 

  1430. 						$q++;
    1431. 

  1431. 					}
    1432. 

  1432. 					$dif = $this->estimateBitsMode8($p)  // + 4 + l8
    1433. 

  1433. 					+ $this->estimateBitsModeAn($q - $p) + 4 + $la
    1434. 

  1434. 					- $this->estimateBitsMode8($q); // - 4 - l8
    1435. 

  1435. 					if ($dif < 0) {
    1436. 

  1436. 						break;
    1437. 

  1437. 					} else {
    1438. 

  1438. 						$p = $q;
    1439. 

  1439. 					}
    1440. 

  1440. 				} else {
    1441. 

  1441. 					$p++;
    1442. 

  1442. 				}
    1443. 

  1443. 			}
    1444. 

  1444. 			$run = $p;
    1445. 

  1445. 			$this->items = $this->appendNewInputItem($this->items, QR_MODE_8B, $run, str_split($this->dataStr));
    1446. 

  1446. 			return $run;
    1447. 

  1447. 		}
    1448. 

  1448. 

  1449. 		/**
    1450. 

  1450. 		 * splitString
    1451. 

  1451. 		 */
    1452. 

  1452. 		 protected function splitString() {
    1453. 

  1453. 			while (strlen($this->dataStr) > 0) {
    1454. 

  1454. 				if ($this->dataStr == '') {
    1455. 

  1455. 					return 0;
    1456. 

  1456. 				}
    1457. 

  1457. 				$mode = $this->identifyMode(0);
    1458. 

  1458. 				switch ($mode) {
    1459. 

  1459. 					case QR_MODE_NM: {
    1460. 

  1460. 						$length = $this->eatNum();
    1461. 

  1461. 						break;
    1462. 

  1462. 					}
    1463. 

  1463. 					case QR_MODE_AN: {
    1464. 

  1464. 						$length = $this->eatAn();
    1465. 

  1465. 						break;
    1466. 

  1466. 					}
    1467. 

  1467. 					case QR_MODE_KJ: {
    1468. 

  1468. 						if ($hint == QR_MODE_KJ) {
    1469. 

  1469. 							$length = $this->eatKanji();
    1470. 

  1470. 						} else {
    1471. 

  1471. 							$length = $this->eat8();
    1472. 

  1472. 						}
    1473. 

  1473. 						break;
    1474. 

  1474. 					}
    1475. 

  1475. 					default: {
    1476. 

  1476. 						$length = $this->eat8();
    1477. 

  1477. 						break;
    1478. 

  1478. 					}
    1479. 

  1479. 				}
    1480. 

  1480. 				if ($length == 0) {
    1481. 

  1481. 					return 0;
    1482. 

  1482. 				}
    1483. 

  1483. 				if ($length < 0) {
    1484. 

  1484. 					return -1;
    1485. 

  1485. 				}
    1486. 

  1486. 				$this->dataStr = substr($this->dataStr, $length);
    1487. 

  1487. 			}
    1488. 

  1488. 		}
    1489. 

  1489. 

  1490. 		/**
    1491. 

  1491. 		 * toUpper
    1492. 

  1492. 		 */
    1493. 

  1493. 		 protected function toUpper() {
    1494. 

  1494. 			$stringLen = strlen($this->dataStr);
    1495. 

  1495. 			$p = 0;
    1496. 

  1496. 			while ($p < $stringLen) {
    1497. 

  1497. 				$mode = $this->identifyMode(substr($this->dataStr, $p), $this->hint);
    1498. 

  1498. 				if ($mode == QR_MODE_KJ) {
    1499. 

  1499. 					$p += 2;
    1500. 

  1500. 				} else {
    1501. 

  1501. 					if ((ord($this->dataStr[$p]) >= ord('a')) AND (ord($this->dataStr[$p]) <= ord('z'))) {
    1502. 

  1502. 						$this->dataStr[$p] = chr(ord($this->dataStr[$p]) - 32);
    1503. 

  1503. 					}
    1504. 

  1504. 					$p++;
    1505. 

  1505. 				}
    1506. 

  1506. 			}
    1507. 

  1507. 			return $this->dataStr;
    1508. 

  1508. 		}
    1509. 

  1509. 

  1510. 		// - - - - - - - - - - - - - - - - - - - - - - - - -
    1511. 

  1511. 

  1512. 		// QRinputItem
    1513. 

  1513. 

  1514. 		/**
    1515. 

  1515. 		 * newInputItem
    1516. 

  1516. 		 * @param int $mode
    1517. 

  1517. 		 * @param int $size
    1518. 

  1518. 		 * @param array $data
    1519. 

  1519. 		 * @param array $bstream
    1520. 

  1520. 		 * @return array input item
    1521. 

  1521. 		 */
    1522. 

  1522. 		 protected function newInputItem($mode, $size, $data, $bstream=null) {
    1523. 

  1523. 			$setData = array_slice($data, 0, $size);
    1524. 

  1524. 			if (count($setData) < $size) {
    1525. 

  1525. 				$setData = array_merge($setData, array_fill(0, ($size - count($setData)), 0));
    1526. 

  1526. 			}
    1527. 

  1527. 			if (!$this->check($mode, $size, $setData)) {
    1528. 

  1528. 				return NULL;
    1529. 

  1529. 			}
    1530. 

  1530. 			$inputitem = array();
    1531. 

  1531. 			$inputitem['mode'] = $mode;
    1532. 

  1532. 			$inputitem['size'] = $size;
    1533. 

  1533. 			$inputitem['data'] = $setData;
    1534. 

  1534. 			$inputitem['bstream'] = $bstream;
    1535. 

  1535. 			return $inputitem;
    1536. 

  1536. 		}
    1537. 

  1537. 

  1538. 		/**
    1539. 

  1539. 		 * encodeModeNum
    1540. 

  1540. 		 * @param array $inputitem
    1541. 

  1541. 		 * @param int $version
    1542. 

  1542. 		 * @return array input item
    1543. 

  1543. 		 */
    1544. 

  1544. 		 protected function encodeModeNum($inputitem, $version) {
    1545. 

  1545. 			$words = (int)($inputitem['size'] / 3);
    1546. 

  1546. 			$inputitem['bstream'] = array();
    1547. 

  1547. 			$val = 0x1;
    1548. 

  1548. 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 4, $val);
    1549. 

  1549. 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], $this->lengthIndicator(QR_MODE_NM, $version), $inputitem['size']);
    1550. 

  1550. 			for ($i=0; $i < $words; ++$i) {
    1551. 

  1551. 				$val  = (ord($inputitem['data'][$i*3  ]) - ord('0')) * 100;
    1552. 

  1552. 				$val += (ord($inputitem['data'][$i*3+1]) - ord('0')) * 10;
    1553. 

  1553. 				$val += (ord($inputitem['data'][$i*3+2]) - ord('0'));
    1554. 

  1554. 				$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 10, $val);
    1555. 

  1555. 			}
    1556. 

  1556. 			if ($inputitem['size'] - $words * 3 == 1) {
    1557. 

  1557. 				$val = ord($inputitem['data'][$words*3]) - ord('0');
    1558. 

  1558. 				$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 4, $val);
    1559. 

  1559. 			} elseif (($inputitem['size'] - ($words * 3)) == 2) {
    1560. 

  1560. 				$val  = (ord($inputitem['data'][$words*3  ]) - ord('0')) * 10;
    1561. 

  1561. 				$val += (ord($inputitem['data'][$words*3+1]) - ord('0'));
    1562. 

  1562. 				$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 7, $val);
    1563. 

  1563. 			}
    1564. 

  1564. 			return $inputitem;
    1565. 

  1565. 		}
    1566. 

  1566. 

  1567. 		/**
    1568. 

  1568. 		 * encodeModeAn
    1569. 

  1569. 		 * @param array $inputitem
    1570. 

  1570. 		 * @param int $version
    1571. 

  1571. 		 * @return array input item
    1572. 

  1572. 		 */
    1573. 

  1573. 		 protected function encodeModeAn($inputitem, $version) {
    1574. 

  1574. 			$words = (int)($inputitem['size'] / 2);
    1575. 

  1575. 			$inputitem['bstream'] = array();
    1576. 

  1576. 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 4, 0x02);
    1577. 

  1577. 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], $this->lengthIndicator(QR_MODE_AN, $version), $inputitem['size']);
    1578. 

  1578. 			for ($i=0; $i < $words; ++$i) {
    1579. 

  1579. 				$val  = (int)$this->lookAnTable(ord($inputitem['data'][$i*2  ])) * 45;
    1580. 

  1580. 				$val += (int)$this->lookAnTable(ord($inputitem['data'][$i*2+1]));
    1581. 

  1581. 				$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 11, $val);
    1582. 

  1582. 			}
    1583. 

  1583. 			if ($inputitem['size'] & 1) {
    1584. 

  1584. 				$val = $this->lookAnTable(ord($inputitem['data'][($words * 2)]));
    1585. 

  1585. 				$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 6, $val);
    1586. 

  1586. 			}
    1587. 

  1587. 			return $inputitem;
    1588. 

  1588. 		}
    1589. 

  1589. 

  1590. 		/**
    1591. 

  1591. 		 * encodeMode8
    1592. 

  1592. 		 * @param array $inputitem
    1593. 

  1593. 		 * @param int $version
    1594. 

  1594. 		 * @return array input item
    1595. 

  1595. 		 */
    1596. 

  1596. 		 protected function encodeMode8($inputitem, $version) {
    1597. 

  1597. 			$inputitem['bstream'] = array();
    1598. 

  1598. 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 4, 0x4);
    1599. 

  1599. 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], $this->lengthIndicator(QR_MODE_8B, $version), $inputitem['size']);
    1600. 

  1600. 			for ($i=0; $i < $inputitem['size']; ++$i) {
    1601. 

  1601. 				$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 8, ord($inputitem['data'][$i]));
    1602. 

  1602. 			}
    1603. 

  1603. 			return $inputitem;
    1604. 

  1604. 		}
    1605. 

  1605. 

  1606. 		/**
    1607. 

  1607. 		 * encodeModeKanji
    1608. 

  1608. 		 * @param array $inputitem
    1609. 

  1609. 		 * @param int $version
    1610. 

  1610. 		 * @return array input item
    1611. 

  1611. 		 */
    1612. 

  1612. 		 protected function encodeModeKanji($inputitem, $version) {
    1613. 

  1613. 			$inputitem['bstream'] = array();
    1614. 

  1614. 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 4, 0x8);
    1615. 

  1615. 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], $this->lengthIndicator(QR_MODE_KJ, $version), (int)($inputitem['size'] / 2));
    1616. 

  1616. 			for ($i=0; $i<$inputitem['size']; $i+=2) {
    1617. 

  1617. 				$val = (ord($inputitem['data'][$i]) << 8) | ord($inputitem['data'][$i+1]);
    1618. 

  1618. 				if ($val <= 0x9ffc) {
    1619. 

  1619. 					$val -= 0x8140;
    1620. 

  1620. 				} else {
    1621. 

  1621. 					$val -= 0xc140;
    1622. 

  1622. 				}
    1623. 

  1623. 				$h = ($val >> 8) * 0xc0;
    1624. 

  1624. 				$val = ($val & 0xff) + $h;
    1625. 

  1625. 				$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 13, $val);
    1626. 

  1626. 			}
    1627. 

  1627. 			return $inputitem;
    1628. 

  1628. 		}
    1629. 

  1629. 

  1630. 		/**
    1631. 

  1631. 		 * encodeModeStructure
    1632. 

  1632. 		 * @param array $inputitem
    1633. 

  1633. 		 * @return array input item
    1634. 

  1634. 		 */
    1635. 

  1635. 		 protected function encodeModeStructure($inputitem) {
    1636. 

  1636. 			$inputitem['bstream'] = array();
    1637. 

  1637. 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 4, 0x03);
    1638. 

  1638. 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 4, ord($inputitem['data'][1]) - 1);
    1639. 

  1639. 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 4, ord($inputitem['data'][0]) - 1);
    1640. 

  1640. 			$inputitem['bstream'] = $this->appendNum($inputitem['bstream'], 8, ord($inputitem['data'][2]));
    1641. 

  1641. 			return $inputitem;
    1642. 

  1642. 		}
    1643. 

  1643. 

  1644. 		/**
    1645. 

  1645. 		 * encodeBitStream
    1646. 

  1646. 		 * @param array $inputitem
    1647. 

  1647. 		 * @param int $version
    1648. 

  1648. 		 * @return array input item
    1649. 

  1649. 		 */
    1650. 

  1650. 		 protected function encodeBitStream($inputitem, $version) {
    1651. 

  1651. 			$inputitem['bstream']…
    1652.

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