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/lib/phpqrcode/phpqrcode.php

https://github.com/iarna/Tiny-Tiny-RSS
PHP | 3312 lines | 2160 code | 657 blank | 495 comment | 417 complexity | e5b5b9f80640d4747ad995f43ccaea16 MD5 | raw file
Possible License(s): GPL-2.0, BSD-3-Clause, LGPL-2.0, LGPL-3.0 
    

  1. <?php

    2. 

  2. 

    3. 

  3. /*

    4. 

  4.  * PHP QR Code encoder

    5. 

  5.  *

    6. 

  6.  * This file contains MERGED version of PHP QR Code library.

    7. 

  7.  * It was auto-generated from full version for your convenience.

    8. 

  8.  *

    9. 

  9.  * This merged version was configured to not requre any external files,

    10. 

  10.  * with disabled cache, error loging and weker but faster mask matching.

    11. 

  11.  * If you need tune it up please use non-merged version.

    12. 

  12.  *

    13. 

  13.  * For full version, documentation, examples of use please visit:

    14. 

  14.  *

    15. 

  15.  *    http://phpqrcode.sourceforge.net/

    16. 

  16.  *    https://sourceforge.net/projects/phpqrcode/

    17. 

  17.  *

    18. 

  18.  * PHP QR Code is distributed under LGPL 3

    19. 

  19.  * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm>

    20. 

  20.  *

    21. 

  21.  * This library is free software; you can redistribute it and/or

    22. 

  22.  * modify it under the terms of the GNU Lesser General Public

    23. 

  23.  * License as published by the Free Software Foundation; either

    24. 

  24.  * version 3 of the License, or any later version.

    25. 

  25.  *

    26. 

  26.  * This library is distributed in the hope that it will be useful,

    27. 

  27.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    28. 

  28.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

    29. 

  29.  * Lesser General Public License for more details.

    30. 

  30.  *

    31. 

  31.  * You should have received a copy of the GNU Lesser General Public

    32. 

  32.  * License along with this library; if not, write to the Free Software

    33. 

  33.  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

    34. 

  34.  */

    35. 

  35.  

    36. 

  36.  
    37. 

  37. 

  38. /*
    39. 

  39.  * Version: 1.1.4
    40. 

  40.  * Build: 2010100721
    41. 

  41.  */
    42. 

  42. 

  43. 

  44. 

  45. //---- qrconst.php -----------------------------
    46. 

  46. 

  47. 

  48. 

  49. 

    50. 

  50. 

    51. 

  51. /*

    52. 

  52.  * PHP QR Code encoder

    53. 

  53.  *

    54. 

  54.  * Common constants

    55. 

  55.  *

    56. 

  56.  * Based on libqrencode C library distributed under LGPL 2.1

    57. 

  57.  * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net>

    58. 

  58.  *

    59. 

  59.  * PHP QR Code is distributed under LGPL 3

    60. 

  60.  * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm>

    61. 

  61.  *

    62. 

  62.  * This library is free software; you can redistribute it and/or

    63. 

  63.  * modify it under the terms of the GNU Lesser General Public

    64. 

  64.  * License as published by the Free Software Foundation; either

    65. 

  65.  * version 3 of the License, or any later version.

    66. 

  66.  *

    67. 

  67.  * This library is distributed in the hope that it will be useful,

    68. 

  68.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    69. 

  69.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

    70. 

  70.  * Lesser General Public License for more details.

    71. 

  71.  *

    72. 

  72.  * You should have received a copy of the GNU Lesser General Public

    73. 

  73.  * License along with this library; if not, write to the Free Software

    74. 

  74.  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

    75. 

  75.  */

    76. 

  76.  

    77. 

  77. 	// Encoding modes

    78. 

  78. 	 

    79. 

  79. 	define('QR_MODE_NUL', -1);

    80. 

  80. 	define('QR_MODE_NUM', 0);

    81. 

  81. 	define('QR_MODE_AN', 1);

    82. 

  82. 	define('QR_MODE_8', 2);

    83. 

  83. 	define('QR_MODE_KANJI', 3);

    84. 

  84. 	define('QR_MODE_STRUCTURE', 4);

    85. 

  85. 

    86. 

  86. 	// Levels of error correction.

    87. 

  87. 

    88. 

  88. 	define('QR_ECLEVEL_L', 0);

    89. 

  89. 	define('QR_ECLEVEL_M', 1);

    90. 

  90. 	define('QR_ECLEVEL_Q', 2);

    91. 

  91. 	define('QR_ECLEVEL_H', 3);

    92. 

  92. 	

    93. 

  93. 	// Supported output formats

    94. 

  94. 	

    95. 

  95. 	define('QR_FORMAT_TEXT', 0);

    96. 

  96. 	define('QR_FORMAT_PNG',  1);

    97. 

  97. 	

    98. 

  98. 	class qrstr {

    99. 

  99. 		public static function set(&$srctab, $x, $y, $repl, $replLen = false) {

    100. 

  100. 			$srctab[$y] = substr_replace($srctab[$y], ($replLen !== false)?substr($repl,0,$replLen):$repl, $x, ($replLen !== false)?$replLen:strlen($repl));

    101. 

  101. 		}

    102. 

  102. 	}	
    103. 

  103. 

  104. 

  105. 

  106. //---- merged_config.php -----------------------------
    107. 

  107. 

  108. 

  109. 

  110. 

    111. 

  111. /*

    112. 

  112.  * PHP QR Code encoder

    113. 

  113.  *

    114. 

  114.  * Config file, tuned-up for merged verion

    115. 

  115.  */

    116. 

  116.      

    117. 

  117.     define('QR_CACHEABLE', false);       // use cache - more disk reads but less CPU power, masks and format templates are stored there

    118. 

  118.     define('QR_CACHE_DIR', false);       // used when QR_CACHEABLE === true

    119. 

  119.     define('QR_LOG_DIR', false);         // default error logs dir   

    120. 

  120.     

    121. 

  121.     define('QR_FIND_BEST_MASK', true);                                                          // if true, estimates best mask (spec. default, but extremally slow; set to false to significant performance boost but (propably) worst quality code

    122. 

  122.     define('QR_FIND_FROM_RANDOM', 2);                                                       // if false, checks all masks available, otherwise value tells count of masks need to be checked, mask id are got randomly

    123. 

  123.     define('QR_DEFAULT_MASK', 2);                                                               // when QR_FIND_BEST_MASK === false

    124. 

  124.                                                   

    125. 

  125.     define('QR_PNG_MAXIMUM_SIZE',  1024);                                                       // maximum allowed png image width (in pixels), tune to make sure GD and PHP can handle such big images

    126. 

  126.                                                   
    127. 

  127. 

  128. 

  129. 

  130. //---- qrtools.php -----------------------------
    131. 

  131. 

  132. 

  133. 

  134. 

    135. 

  135. /*

    136. 

  136.  * PHP QR Code encoder

    137. 

  137.  *

    138. 

  138.  * Toolset, handy and debug utilites.

    139. 

  139.  *

    140. 

  140.  * PHP QR Code is distributed under LGPL 3

    141. 

  141.  * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm>

    142. 

  142.  *

    143. 

  143.  * This library is free software; you can redistribute it and/or

    144. 

  144.  * modify it under the terms of the GNU Lesser General Public

    145. 

  145.  * License as published by the Free Software Foundation; either

    146. 

  146.  * version 3 of the License, or any later version.

    147. 

  147.  *

    148. 

  148.  * This library is distributed in the hope that it will be useful,

    149. 

  149.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    150. 

  150.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

    151. 

  151.  * Lesser General Public License for more details.

    152. 

  152.  *

    153. 

  153.  * You should have received a copy of the GNU Lesser General Public

    154. 

  154.  * License along with this library; if not, write to the Free Software

    155. 

  155.  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

    156. 

  156.  */

    157. 

  157. 

    158. 

  158.     class QRtools {

    159. 

  159.     

    160. 

  160.         //----------------------------------------------------------------------

    161. 

  161.         public static function binarize($frame)

    162. 

  162.         {

    163. 

  163.             $len = count($frame);

    164. 

  164.             foreach ($frame as &$frameLine) {

    165. 

  165.                 

    166. 

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

    167. 

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

    168. 

  168.                 }

    169. 

  169.             }

    170. 

  170.             

    171. 

  171.             return $frame;

    172. 

  172.         }

    173. 

  173.         

    174. 

  174.         //----------------------------------------------------------------------

    175. 

  175.         public static function tcpdfBarcodeArray($code, $mode = 'QR,L', $tcPdfVersion = '4.5.037')

    176. 

  176.         {

    177. 

  177.             $barcode_array = array();

    178. 

  178.             

    179. 

  179.             if (!is_array($mode))

    180. 

  180.                 $mode = explode(',', $mode);

    181. 

  181.                 

    182. 

  182.             $eccLevel = 'L';

    183. 

  183.                 

    184. 

  184.             if (count($mode) > 1) {

    185. 

  185.                 $eccLevel = $mode[1];

    186. 

  186.             }

    187. 

  187.                 

    188. 

  188.             $qrTab = QRcode::text($code, false, $eccLevel);

    189. 

  189.             $size = count($qrTab);

    190. 

  190.                 

    191. 

  191.             $barcode_array['num_rows'] = $size;

    192. 

  192.             $barcode_array['num_cols'] = $size;

    193. 

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

    194. 

  194.                 

    195. 

  195.             foreach ($qrTab as $line) {

    196. 

  196.                 $arrAdd = array();

    197. 

  197.                 foreach(str_split($line) as $char)

    198. 

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

    199. 

  199.                 $barcode_array['bcode'][] = $arrAdd;

    200. 

  200.             }

    201. 

  201.                     

    202. 

  202.             return $barcode_array;

    203. 

  203.         }

    204. 

  204.         

    205. 

  205.         //----------------------------------------------------------------------

    206. 

  206.         public static function clearCache()

    207. 

  207.         {

    208. 

  208.             self::$frames = array();

    209. 

  209.         }

    210. 

  210.         

    211. 

  211.         //----------------------------------------------------------------------

    212. 

  212.         public static function buildCache()

    213. 

  213.         {

    214. 

  214. 			QRtools::markTime('before_build_cache');

    215. 

  215. 			

    216. 

  216. 			$mask = new QRmask();

    217. 

  217.             for ($a=1; $a <= QRSPEC_VERSION_MAX; $a++) {

    218. 

  218.                 $frame = QRspec::newFrame($a);

    219. 

  219.                 if (QR_IMAGE) {

    220. 

  220.                     $fileName = QR_CACHE_DIR.'frame_'.$a.'.png';

    221. 

  221.                     QRimage::png(self::binarize($frame), $fileName, 1, 0);

    222. 

  222.                 }

    223. 

  223. 				

    224. 

  224. 				$width = count($frame);

    225. 

  225. 				$bitMask = array_fill(0, $width, array_fill(0, $width, 0));

    226. 

  226. 				for ($maskNo=0; $maskNo<8; $maskNo++)

    227. 

  227. 					$mask->makeMaskNo($maskNo, $width, $frame, $bitMask, true);

    228. 

  228.             }

    229. 

  229. 			

    230. 

  230. 			QRtools::markTime('after_build_cache');

    231. 

  231.         }

    232. 

  232. 

    233. 

  233.         //----------------------------------------------------------------------

    234. 

  234.         public static function log($outfile, $err)

    235. 

  235.         {

    236. 

  236.             if (QR_LOG_DIR !== false) {

    237. 

  237.                 if ($err != '') {

    238. 

  238.                     if ($outfile !== false) {

    239. 

  239.                         file_put_contents(QR_LOG_DIR.basename($outfile).'-errors.txt', date('Y-m-d H:i:s').': '.$err, FILE_APPEND);

    240. 

  240.                     } else {

    241. 

  241.                         file_put_contents(QR_LOG_DIR.'errors.txt', date('Y-m-d H:i:s').': '.$err, FILE_APPEND);

    242. 

  242.                     }

    243. 

  243.                 }    

    244. 

  244.             }

    245. 

  245.         }

    246. 

  246.         

    247. 

  247.         //----------------------------------------------------------------------

    248. 

  248.         public static function dumpMask($frame) 

    249. 

  249.         {

    250. 

  250.             $width = count($frame);

    251. 

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

    252. 

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

    253. 

  253.                     echo ord($frame[$y][$x]).',';

    254. 

  254.                 }

    255. 

  255.             }

    256. 

  256.         }

    257. 

  257.         

    258. 

  258.         //----------------------------------------------------------------------

    259. 

  259.         public static function markTime($markerId)

    260. 

  260.         {

    261. 

  261.             list($usec, $sec) = explode(" ", microtime());

    262. 

  262.             $time = ((float)$usec + (float)$sec);

    263. 

  263.             

    264. 

  264.             if (!isset($GLOBALS['qr_time_bench']))

    265. 

  265.                 $GLOBALS['qr_time_bench'] = array();

    266. 

  266.             

    267. 

  267.             $GLOBALS['qr_time_bench'][$markerId] = $time;

    268. 

  268.         }

    269. 

  269.         

    270. 

  270.         //----------------------------------------------------------------------

    271. 

  271.         public static function timeBenchmark()

    272. 

  272.         {

    273. 

  273.             self::markTime('finish');

    274. 

  274.         

    275. 

  275.             $lastTime = 0;

    276. 

  276.             $startTime = 0;

    277. 

  277.             $p = 0;

    278. 

  278. 

    279. 

  279.             echo '<table cellpadding="3" cellspacing="1">

    280. 

  280.                     <thead><tr style="border-bottom:1px solid silver"><td colspan="2" style="text-align:center">BENCHMARK</td></tr></thead>

    281. 

  281.                     <tbody>';

    282. 

  282. 

    283. 

  283.             foreach($GLOBALS['qr_time_bench'] as $markerId=>$thisTime) {

    284. 

  284.                 if ($p > 0) {

    285. 

  285.                     echo '<tr><th style="text-align:right">till '.$markerId.': </th><td>'.number_format($thisTime-$lastTime, 6).'s</td></tr>';

    286. 

  286.                 } else {

    287. 

  287.                     $startTime = $thisTime;

    288. 

  288.                 }

    289. 

  289.                 

    290. 

  290.                 $p++;

    291. 

  291.                 $lastTime = $thisTime;

    292. 

  292.             }

    293. 

  293.             

    294. 

  294.             echo '</tbody><tfoot>

    295. 

  295.                 <tr style="border-top:2px solid black"><th style="text-align:right">TOTAL: </th><td>'.number_format($lastTime-$startTime, 6).'s</td></tr>

    296. 

  296.             </tfoot>

    297. 

  297.             </table>';

    298. 

  298.         }

    299. 

  299.         

    300. 

  300.     }

    301. 

  301.     

    302. 

  302.     //##########################################################################

    303. 

  303.     

    304. 

  304.     QRtools::markTime('start');

    305. 

  305.     
    306. 

  306. 

  307. 

  308. 

  309. //---- qrspec.php -----------------------------
    310. 

  310. 

  311. 

  312. 

  313. 

    314. 

  314. /*

    315. 

  315.  * PHP QR Code encoder

    316. 

  316.  *

    317. 

  317.  * QR Code specifications

    318. 

  318.  *

    319. 

  319.  * Based on libqrencode C library distributed under LGPL 2.1

    320. 

  320.  * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net>

    321. 

  321.  *

    322. 

  322.  * PHP QR Code is distributed under LGPL 3

    323. 

  323.  * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm>

    324. 

  324.  *

    325. 

  325.  * The following data / specifications are taken from

    326. 

  326.  * "Two dimensional symbol -- QR-code -- Basic Specification" (JIS X0510:2004)

    327. 

  327.  *  or

    328. 

  328.  * "Automatic identification and data capture techniques -- 

    329. 

  329.  *  QR Code 2005 bar code symbology specification" (ISO/IEC 18004:2006)

    330. 

  330.  *

    331. 

  331.  * This library is free software; you can redistribute it and/or

    332. 

  332.  * modify it under the terms of the GNU Lesser General Public

    333. 

  333.  * License as published by the Free Software Foundation; either

    334. 

  334.  * version 3 of the License, or any later version.

    335. 

  335.  *

    336. 

  336.  * This library is distributed in the hope that it will be useful,

    337. 

  337.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    338. 

  338.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

    339. 

  339.  * Lesser General Public License for more details.

    340. 

  340.  *

    341. 

  341.  * You should have received a copy of the GNU Lesser General Public

    342. 

  342.  * License along with this library; if not, write to the Free Software

    343. 

  343.  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

    344. 

  344.  */

    345. 

  345.  

    346. 

  346.     define('QRSPEC_VERSION_MAX', 40);

    347. 

  347.     define('QRSPEC_WIDTH_MAX',   177);

    348. 

  348. 

    349. 

  349.     define('QRCAP_WIDTH',        0);

    350. 

  350.     define('QRCAP_WORDS',        1);

    351. 

  351.     define('QRCAP_REMINDER',     2);

    352. 

  352.     define('QRCAP_EC',           3);

    353. 

  353. 

    354. 

  354.     class QRspec {

    355. 

  355.     

    356. 

  356.         public static $capacity = array(

    357. 

  357.             array(  0,    0, 0, array(   0,    0,    0,    0)),

    358. 

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

    359. 

  359.             array( 25,   44, 7, array(  10,   16,   22,   28)),

    360. 

  360.             array( 29,   70, 7, array(  15,   26,   36,   44)),

    361. 

  361.             array( 33,  100, 7, array(  20,   36,   52,   64)),

    362. 

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

    363. 

  363.             array( 41,  172, 7, array(  36,   64,   96,  112)),

    364. 

  364.             array( 45,  196, 0, array(  40,   72,  108,  130)),

    365. 

  365.             array( 49,  242, 0, array(  48,   88,  132,  156)),

    366. 

  366.             array( 53,  292, 0, array(  60,  110,  160,  192)),

    367. 

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

    368. 

  368.             array( 61,  404, 0, array(  80,  150,  224,  264)),

    369. 

  369.             array( 65,  466, 0, array(  96,  176,  260,  308)),

    370. 

  370.             array( 69,  532, 0, array( 104,  198,  288,  352)),

    371. 

  371.             array( 73,  581, 3, array( 120,  216,  320,  384)),

    372. 

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

    373. 

  373.             array( 81,  733, 3, array( 144,  280,  408,  480)),

    374. 

  374.             array( 85,  815, 3, array( 168,  308,  448,  532)),

    375. 

  375.             array( 89,  901, 3, array( 180,  338,  504,  588)),

    376. 

  376.             array( 93,  991, 3, array( 196,  364,  546,  650)),

    377. 

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

    378. 

  378.             array(101, 1156, 4, array( 224,  442,  644,  750)),

    379. 

  379.             array(105, 1258, 4, array( 252,  476,  690,  816)),

    380. 

  380.             array(109, 1364, 4, array( 270,  504,  750,  900)),

    381. 

  381.             array(113, 1474, 4, array( 300,  560,  810,  960)),

    382. 

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

    383. 

  383.             array(121, 1706, 4, array( 336,  644,  952, 1110)),

    384. 

  384.             array(125, 1828, 4, array( 360,  700, 1020, 1200)),

    385. 

  385.             array(129, 1921, 3, array( 390,  728, 1050, 1260)),

    386. 

  386.             array(133, 2051, 3, array( 420,  784, 1140, 1350)),

    387. 

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

    388. 

  388.             array(141, 2323, 3, array( 480,  868, 1290, 1530)),

    389. 

  389.             array(145, 2465, 3, array( 510,  924, 1350, 1620)),

    390. 

  390.             array(149, 2611, 3, array( 540,  980, 1440, 1710)),

    391. 

  391.             array(153, 2761, 3, array( 570, 1036, 1530, 1800)),

    392. 

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

    393. 

  393.             array(161, 3034, 0, array( 600, 1120, 1680, 1980)),

    394. 

  394.             array(165, 3196, 0, array( 630, 1204, 1770, 2100)),

    395. 

  395.             array(169, 3362, 0, array( 660, 1260, 1860, 2220)),

    396. 

  396.             array(173, 3532, 0, array( 720, 1316, 1950, 2310)),

    397. 

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

    398. 

  398.         );

    399. 

  399.         

    400. 

  400.         //----------------------------------------------------------------------

    401. 

  401.         public static function getDataLength($version, $level)

    402. 

  402.         {

    403. 

  403.             return self::$capacity[$version][QRCAP_WORDS] - self::$capacity[$version][QRCAP_EC][$level];

    404. 

  404.         }

    405. 

  405.         

    406. 

  406.         //----------------------------------------------------------------------

    407. 

  407.         public static function getECCLength($version, $level)

    408. 

  408.         {

    409. 

  409.             return self::$capacity[$version][QRCAP_EC][$level];

    410. 

  410.         }

    411. 

  411.         

    412. 

  412.         //----------------------------------------------------------------------

    413. 

  413.         public static function getWidth($version)

    414. 

  414.         {

    415. 

  415.             return self::$capacity[$version][QRCAP_WIDTH];

    416. 

  416.         }

    417. 

  417.         

    418. 

  418.         //----------------------------------------------------------------------

    419. 

  419.         public static function getRemainder($version)

    420. 

  420.         {

    421. 

  421.             return self::$capacity[$version][QRCAP_REMINDER];

    422. 

  422.         }

    423. 

  423.         

    424. 

  424.         //----------------------------------------------------------------------

    425. 

  425.         public static function getMinimumVersion($size, $level)

    426. 

  426.         {

    427. 

  427. 

    428. 

  428.             for($i=1; $i<= QRSPEC_VERSION_MAX; $i++) {

    429. 

  429.                 $words  = self::$capacity[$i][QRCAP_WORDS] - self::$capacity[$i][QRCAP_EC][$level];

    430. 

  430.                 if($words >= $size) 

    431. 

  431.                     return $i;

    432. 

  432.             }

    433. 

  433. 

    434. 

  434.             return -1;

    435. 

  435.         }

    436. 

  436.     

    437. 

  437.         //######################################################################

    438. 

  438.         

    439. 

  439.         public static $lengthTableBits = array(

    440. 

  440.             array(10, 12, 14),

    441. 

  441.             array( 9, 11, 13),

    442. 

  442.             array( 8, 16, 16),

    443. 

  443.             array( 8, 10, 12)

    444. 

  444.         );

    445. 

  445.         

    446. 

  446.         //----------------------------------------------------------------------

    447. 

  447.         public static function lengthIndicator($mode, $version)

    448. 

  448.         {

    449. 

  449.             if ($mode == QR_MODE_STRUCTURE)

    450. 

  450.                 return 0;

    451. 

  451.                 

    452. 

  452.             if ($version <= 9) {

    453. 

  453.                 $l = 0;

    454. 

  454.             } else if ($version <= 26) {

    455. 

  455.                 $l = 1;

    456. 

  456.             } else {

    457. 

  457.                 $l = 2;

    458. 

  458.             }

    459. 

  459. 

    460. 

  460.             return self::$lengthTableBits[$mode][$l];

    461. 

  461.         }

    462. 

  462.         

    463. 

  463.         //----------------------------------------------------------------------

    464. 

  464.         public static function maximumWords($mode, $version)

    465. 

  465.         {

    466. 

  466.             if($mode == QR_MODE_STRUCTURE) 

    467. 

  467.                 return 3;

    468. 

  468.                 

    469. 

  469.             if($version <= 9) {

    470. 

  470.                 $l = 0;

    471. 

  471.             } else if($version <= 26) {

    472. 

  472.                 $l = 1;

    473. 

  473.             } else {

    474. 

  474.                 $l = 2;

    475. 

  475.             }

    476. 

  476. 

    477. 

  477.             $bits = self::$lengthTableBits[$mode][$l];

    478. 

  478.             $words = (1 << $bits) - 1;

    479. 

  479.             

    480. 

  480.             if($mode == QR_MODE_KANJI) {

    481. 

  481.                 $words *= 2; // the number of bytes is required

    482. 

  482.             }

    483. 

  483. 

    484. 

  484.             return $words;

    485. 

  485.         }

    486. 

  486. 

    487. 

  487.         // Error correction code -----------------------------------------------

    488. 

  488.         // Table of the error correction code (Reed-Solomon block)

    489. 

  489.         // See Table 12-16 (pp.30-36), JIS X0510:2004.

    490. 

  490. 

    491. 

  491.         public static $eccTable = array(

    492. 

  492.             array(array( 0,  0), array( 0,  0), array( 0,  0), array( 0,  0)),

    493. 

  493.             array(array( 1,  0), array( 1,  0), array( 1,  0), array( 1,  0)), // 1

    494. 

  494.             array(array( 1,  0), array( 1,  0), array( 1,  0), array( 1,  0)),

    495. 

  495.             array(array( 1,  0), array( 1,  0), array( 2,  0), array( 2,  0)),

    496. 

  496.             array(array( 1,  0), array( 2,  0), array( 2,  0), array( 4,  0)),

    497. 

  497.             array(array( 1,  0), array( 2,  0), array( 2,  2), array( 2,  2)), // 5

    498. 

  498.             array(array( 2,  0), array( 4,  0), array( 4,  0), array( 4,  0)),

    499. 

  499.             array(array( 2,  0), array( 4,  0), array( 2,  4), array( 4,  1)),

    500. 

  500.             array(array( 2,  0), array( 2,  2), array( 4,  2), array( 4,  2)),

    501. 

  501.             array(array( 2,  0), array( 3,  2), array( 4,  4), array( 4,  4)),

    502. 

  502.             array(array( 2,  2), array( 4,  1), array( 6,  2), array( 6,  2)), //10

    503. 

  503.             array(array( 4,  0), array( 1,  4), array( 4,  4), array( 3,  8)),

    504. 

  504.             array(array( 2,  2), array( 6,  2), array( 4,  6), array( 7,  4)),

    505. 

  505.             array(array( 4,  0), array( 8,  1), array( 8,  4), array(12,  4)),

    506. 

  506.             array(array( 3,  1), array( 4,  5), array(11,  5), array(11,  5)),

    507. 

  507.             array(array( 5,  1), array( 5,  5), array( 5,  7), array(11,  7)), //15

    508. 

  508.             array(array( 5,  1), array( 7,  3), array(15,  2), array( 3, 13)),

    509. 

  509.             array(array( 1,  5), array(10,  1), array( 1, 15), array( 2, 17)),

    510. 

  510.             array(array( 5,  1), array( 9,  4), array(17,  1), array( 2, 19)),

    511. 

  511.             array(array( 3,  4), array( 3, 11), array(17,  4), array( 9, 16)),

    512. 

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

    513. 

  513.             array(array( 4,  4), array(17,  0), array(17,  6), array(19,  6)),

    514. 

  514.             array(array( 2,  7), array(17,  0), array( 7, 16), array(34,  0)),

    515. 

  515.             array(array( 4,  5), array( 4, 14), array(11, 14), array(16, 14)),

    516. 

  516.             array(array( 6,  4), array( 6, 14), array(11, 16), array(30,  2)),

    517. 

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

    518. 

  518.             array(array(10,  2), array(19,  4), array(28,  6), array(33,  4)),

    519. 

  519.             array(array( 8,  4), array(22,  3), array( 8, 26), array(12, 28)),

    520. 

  520.             array(array( 3, 10), array( 3, 23), array( 4, 31), array(11, 31)),

    521. 

  521.             array(array( 7,  7), array(21,  7), array( 1, 37), array(19, 26)),

    522. 

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

    523. 

  523.             array(array(13,  3), array( 2, 29), array(42,  1), array(23, 28)),

    524. 

  524.             array(array(17,  0), array(10, 23), array(10, 35), array(19, 35)),

    525. 

  525.             array(array(17,  1), array(14, 21), array(29, 19), array(11, 46)),

    526. 

  526.             array(array(13,  6), array(14, 23), array(44,  7), array(59,  1)),

    527. 

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

    528. 

  528.             array(array( 6, 14), array( 6, 34), array(46, 10), array( 2, 64)),

    529. 

  529.             array(array(17,  4), array(29, 14), array(49, 10), array(24, 46)),

    530. 

  530.             array(array( 4, 18), array(13, 32), array(48, 14), array(42, 32)),

    531. 

  531.             array(array(20,  4), array(40,  7), array(43, 22), array(10, 67)),

    532. 

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

    533. 

  533.         );                                                                       

    534. 

  534. 

    535. 

  535.         //----------------------------------------------------------------------

    536. 

  536.         // CACHEABLE!!!

    537. 

  537.         

    538. 

  538.         public static function getEccSpec($version, $level, array &$spec)

    539. 

  539.         {

    540. 

  540.             if (count($spec) < 5) {

    541. 

  541.                 $spec = array(0,0,0,0,0);

    542. 

  542.             }

    543. 

  543. 

    544. 

  544.             $b1   = self::$eccTable[$version][$level][0];

    545. 

  545.             $b2   = self::$eccTable[$version][$level][1];

    546. 

  546.             $data = self::getDataLength($version, $level);

    547. 

  547.             $ecc  = self::getECCLength($version, $level);

    548. 

  548. 

    549. 

  549.             if($b2 == 0) {

    550. 

  550.                 $spec[0] = $b1;

    551. 

  551.                 $spec[1] = (int)($data / $b1);

    552. 

  552.                 $spec[2] = (int)($ecc / $b1);

    553. 

  553.                 $spec[3] = 0; 

    554. 

  554.                 $spec[4] = 0;

    555. 

  555.             } else {

    556. 

  556.                 $spec[0] = $b1;

    557. 

  557.                 $spec[1] = (int)($data / ($b1 + $b2));

    558. 

  558.                 $spec[2] = (int)($ecc  / ($b1 + $b2));

    559. 

  559.                 $spec[3] = $b2;

    560. 

  560.                 $spec[4] = $spec[1] + 1;

    561. 

  561.             }

    562. 

  562.         }

    563. 

  563. 

    564. 

  564.         // Alignment pattern ---------------------------------------------------

    565. 

  565. 

    566. 

  566.         // Positions of alignment patterns.

    567. 

  567.         // This array includes only the second and the third position of the 

    568. 

  568.         // alignment patterns. Rest of them can be calculated from the distance 

    569. 

  569.         // between them.

    570. 

  570.          

    571. 

  571.         // See Table 1 in Appendix E (pp.71) of JIS X0510:2004.

    572. 

  572.          

    573. 

  573.         public static $alignmentPattern = array(      

    574. 

  574.             array( 0,  0),

    575. 

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

    576. 

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

    577. 

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

    578. 

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

    579. 

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

    580. 

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

    581. 

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

    582. 

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

    583. 

  583.         );                                                                                  

    584. 

  584. 

    585. 

  585.         

    586. 

  586.         /** --------------------------------------------------------------------

    587. 

  587.          * Put an alignment marker.

    588. 

  588.          * @param frame

    589. 

  589.          * @param width

    590. 

  590.          * @param ox,oy center coordinate of the pattern

    591. 

  591.          */

    592. 

  592.         public static function putAlignmentMarker(array &$frame, $ox, $oy)

    593. 

  593.         {

    594. 

  594.             $finder = array(

    595. 

  595.                 "\xa1\xa1\xa1\xa1\xa1",

    596. 

  596.                 "\xa1\xa0\xa0\xa0\xa1",

    597. 

  597.                 "\xa1\xa0\xa1\xa0\xa1",

    598. 

  598.                 "\xa1\xa0\xa0\xa0\xa1",

    599. 

  599.                 "\xa1\xa1\xa1\xa1\xa1"

    600. 

  600.             );                        

    601. 

  601.             

    602. 

  602.             $yStart = $oy-2;         

    603. 

  603.             $xStart = $ox-2;

    604. 

  604.             

    605. 

  605.             for($y=0; $y<5; $y++) {

    606. 

  606.                 QRstr::set($frame, $xStart, $yStart+$y, $finder[$y]);

    607. 

  607.             }

    608. 

  608.         }

    609. 

  609. 

    610. 

  610.         //----------------------------------------------------------------------

    611. 

  611.         public static function putAlignmentPattern($version, &$frame, $width)

    612. 

  612.         {

    613. 

  613.             if($version < 2)

    614. 

  614.                 return;

    615. 

  615. 

    616. 

  616.             $d = self::$alignmentPattern[$version][1] - self::$alignmentPattern[$version][0];

    617. 

  617.             if($d < 0) {

    618. 

  618.                 $w = 2;

    619. 

  619.             } else {

    620. 

  620.                 $w = (int)(($width - self::$alignmentPattern[$version][0]) / $d + 2);

    621. 

  621.             }

    622. 

  622. 

    623. 

  623.             if($w * $w - 3 == 1) {

    624. 

  624.                 $x = self::$alignmentPattern[$version][0];

    625. 

  625.                 $y = self::$alignmentPattern[$version][0];

    626. 

  626.                 self::putAlignmentMarker($frame, $x, $y);

    627. 

  627.                 return;

    628. 

  628.             }

    629. 

  629. 

    630. 

  630.             $cx = self::$alignmentPattern[$version][0];

    631. 

  631.             for($x=1; $x<$w - 1; $x++) {

    632. 

  632.                 self::putAlignmentMarker($frame, 6, $cx);

    633. 

  633.                 self::putAlignmentMarker($frame, $cx,  6);

    634. 

  634.                 $cx += $d;

    635. 

  635.             }

    636. 

  636. 

    637. 

  637.             $cy = self::$alignmentPattern[$version][0];

    638. 

  638.             for($y=0; $y<$w-1; $y++) {

    639. 

  639.                 $cx = self::$alignmentPattern[$version][0];

    640. 

  640.                 for($x=0; $x<$w-1; $x++) {

    641. 

  641.                     self::putAlignmentMarker($frame, $cx, $cy);

    642. 

  642.                     $cx += $d;

    643. 

  643.                 }

    644. 

  644.                 $cy += $d;

    645. 

  645.             }

    646. 

  646.         }

    647. 

  647. 

    648. 

  648.         // Version information pattern -----------------------------------------

    649. 

  649. 

    650. 

  650. 		// Version information pattern (BCH coded).

    651. 

  651.         // See Table 1 in Appendix D (pp.68) of JIS X0510:2004.

    652. 

  652.         

    653. 

  653. 		// size: [QRSPEC_VERSION_MAX - 6]

    654. 

  654. 		

    655. 

  655.         public static $versionPattern = array(

    656. 

  656.             0x07c94, 0x085bc, 0x09a99, 0x0a4d3, 0x0bbf6, 0x0c762, 0x0d847, 0x0e60d,

    657. 

  657.             0x0f928, 0x10b78, 0x1145d, 0x12a17, 0x13532, 0x149a6, 0x15683, 0x168c9,

    658. 

  658.             0x177ec, 0x18ec4, 0x191e1, 0x1afab, 0x1b08e, 0x1cc1a, 0x1d33f, 0x1ed75,

    659. 

  659.             0x1f250, 0x209d5, 0x216f0, 0x228ba, 0x2379f, 0x24b0b, 0x2542e, 0x26a64,

    660. 

  660.             0x27541, 0x28c69

    661. 

  661.         );

    662. 

  662. 

    663. 

  663.         //----------------------------------------------------------------------

    664. 

  664.         public static function getVersionPattern($version)

    665. 

  665.         {

    666. 

  666.             if($version < 7 || $version > QRSPEC_VERSION_MAX)

    667. 

  667.                 return 0;

    668. 

  668. 

    669. 

  669.             return self::$versionPattern[$version -7];

    670. 

  670.         }

    671. 

  671. 

    672. 

  672.         // Format information --------------------------------------------------

    673. 

  673.         // See calcFormatInfo in tests/test_qrspec.c (orginal qrencode c lib)

    674. 

  674.         

    675. 

  675.         public static $formatInfo = array(

    676. 

  676.             array(0x77c4, 0x72f3, 0x7daa, 0x789d, 0x662f, 0x6318, 0x6c41, 0x6976),

    677. 

  677.             array(0x5412, 0x5125, 0x5e7c, 0x5b4b, 0x45f9, 0x40ce, 0x4f97, 0x4aa0),

    678. 

  678.             array(0x355f, 0x3068, 0x3f31, 0x3a06, 0x24b4, 0x2183, 0x2eda, 0x2bed),

    679. 

  679.             array(0x1689, 0x13be, 0x1ce7, 0x19d0, 0x0762, 0x0255, 0x0d0c, 0x083b)

    680. 

  680.         );

    681. 

  681. 

    682. 

  682.         public static function getFormatInfo($mask, $level)

    683. 

  683.         {

    684. 

  684.             if($mask < 0 || $mask > 7)

    685. 

  685.                 return 0;

    686. 

  686.                 

    687. 

  687.             if($level < 0 || $level > 3)

    688. 

  688.                 return 0;                

    689. 

  689. 

    690. 

  690.             return self::$formatInfo[$level][$mask];

    691. 

  691.         }

    692. 

  692. 

    693. 

  693.         // Frame ---------------------------------------------------------------

    694. 

  694.         // Cache of initial frames.

    695. 

  695.          

    696. 

  696.         public static $frames = array();

    697. 

  697. 

    698. 

  698.         /** --------------------------------------------------------------------

    699. 

  699.          * Put a finder pattern.

    700. 

  700.          * @param frame

    701. 

  701.          * @param width

    702. 

  702.          * @param ox,oy upper-left coordinate of the pattern

    703. 

  703.          */

    704. 

  704.         public static function putFinderPattern(&$frame, $ox, $oy)

    705. 

  705.         {

    706. 

  706.             $finder = array(

    707. 

  707.                 "\xc1\xc1\xc1\xc1\xc1\xc1\xc1",

    708. 

  708.                 "\xc1\xc0\xc0\xc0\xc0\xc0\xc1",

    709. 

  709.                 "\xc1\xc0\xc1\xc1\xc1\xc0\xc1",

    710. 

  710.                 "\xc1\xc0\xc1\xc1\xc1\xc0\xc1",

    711. 

  711.                 "\xc1\xc0\xc1\xc1\xc1\xc0\xc1",

    712. 

  712.                 "\xc1\xc0\xc0\xc0\xc0\xc0\xc1",

    713. 

  713.                 "\xc1\xc1\xc1\xc1\xc1\xc1\xc1"

    714. 

  714.             );                            

    715. 

  715.             

    716. 

  716.             for($y=0; $y<7; $y++) {

    717. 

  717.                 QRstr::set($frame, $ox, $oy+$y, $finder[$y]);

    718. 

  718.             }

    719. 

  719.         }

    720. 

  720. 

    721. 

  721.         //----------------------------------------------------------------------

    722. 

  722.         public static function createFrame($version)

    723. 

  723.         {

    724. 

  724.             $width = self::$capacity[$version][QRCAP_WIDTH];

    725. 

  725.             $frameLine = str_repeat ("\0", $width);

    726. 

  726.             $frame = array_fill(0, $width, $frameLine);

    727. 

  727. 

    728. 

  728.             // Finder pattern

    729. 

  729.             self::putFinderPattern($frame, 0, 0);

    730. 

  730.             self::putFinderPattern($frame, $width - 7, 0);

    731. 

  731.             self::putFinderPattern($frame, 0, $width - 7);

    732. 

  732.             

    733. 

  733.             // Separator

    734. 

  734.             $yOffset = $width - 7;

    735. 

  735.             

    736. 

  736.             for($y=0; $y<7; $y++) {

    737. 

  737.                 $frame[$y][7] = "\xc0";

    738. 

  738.                 $frame[$y][$width - 8] = "\xc0";

    739. 

  739.                 $frame[$yOffset][7] = "\xc0";

    740. 

  740.                 $yOffset++;

    741. 

  741.             }

    742. 

  742.             

    743. 

  743.             $setPattern = str_repeat("\xc0", 8);

    744. 

  744.             

    745. 

  745.             QRstr::set($frame, 0, 7, $setPattern);

    746. 

  746.             QRstr::set($frame, $width-8, 7, $setPattern);

    747. 

  747.             QRstr::set($frame, 0, $width - 8, $setPattern);

    748. 

  748.         

    749. 

  749.             // Format info

    750. 

  750.             $setPattern = str_repeat("\x84", 9);

    751. 

  751.             QRstr::set($frame, 0, 8, $setPattern);

    752. 

  752.             QRstr::set($frame, $width - 8, 8, $setPattern, 8);

    753. 

  753.             

    754. 

  754.             $yOffset = $width - 8;

    755. 

  755. 

    756. 

  756.             for($y=0; $y<8; $y++,$yOffset++) {

    757. 

  757.                 $frame[$y][8] = "\x84";

    758. 

  758.                 $frame[$yOffset][8] = "\x84";

    759. 

  759.             }

    760. 

  760. 

    761. 

  761.             // Timing pattern  

    762. 

  762.             

    763. 

  763.             for($i=1; $i<$width-15; $i++) {

    764. 

  764.                 $frame[6][7+$i] = chr(0x90 | ($i & 1));

    765. 

  765.                 $frame[7+$i][6] = chr(0x90 | ($i & 1));

    766. 

  766.             }

    767. 

  767.             

    768. 

  768.             // Alignment pattern  

    769. 

  769.             self::putAlignmentPattern($version, $frame, $width);

    770. 

  770.             

    771. 

  771.             // Version information 

    772. 

  772.             if($version >= 7) {

    773. 

  773.                 $vinf = self::getVersionPattern($version);

    774. 

  774. 

    775. 

  775.                 $v = $vinf;

    776. 

  776.                 

    777. 

  777.                 for($x=0; $x<6; $x++) {

    778. 

  778.                     for($y=0; $y<3; $y++) {

    779. 

  779.                         $frame[($width - 11)+$y][$x] = chr(0x88 | ($v & 1));

    780. 

  780.                         $v = $v >> 1;

    781. 

  781.                     }

    782. 

  782.                 }

    783. 

  783. 

    784. 

  784.                 $v = $vinf;

    785. 

  785.                 for($y=0; $y<6; $y++) {

    786. 

  786.                     for($x=0; $x<3; $x++) {

    787. 

  787.                         $frame[$y][$x+($width - 11)] = chr(0x88 | ($v & 1));

    788. 

  788.                         $v = $v >> 1;

    789. 

  789.                     }

    790. 

  790.                 }

    791. 

  791.             }

    792. 

  792.     

    793. 

  793.             // and a little bit...  

    794. 

  794.             $frame[$width - 8][8] = "\x81";

    795. 

  795.             

    796. 

  796.             return $frame;

    797. 

  797.         }

    798. 

  798. 

    799. 

  799.         //----------------------------------------------------------------------

    800. 

  800.         public static function debug($frame, $binary_mode = false)

    801. 

  801.         {

    802. 

  802.             if ($binary_mode) {

    803. 

  803.             

    804. 

  804.                     foreach ($frame as &$frameLine) {

    805. 

  805.                         $frameLine = join('<span class="m">&nbsp;&nbsp;</span>', explode('0', $frameLine));

    806. 

  806.                         $frameLine = join('&#9608;&#9608;', explode('1', $frameLine));

    807. 

  807.                     }

    808. 

  808.                     

    809. 

  809.                     ?>

    810. 

  810.                 <style>

    811. 

  811.                     .m { background-color: white; }

    812. 

  812.                 </style>

    813. 

  813.                 <?php

    814. 

  814.                     echo '<pre><tt><br/ ><br/ ><br/ >&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;';

    815. 

  815.                     echo join("<br/ >&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;", $frame);

    816. 

  816.                     echo '</tt></pre><br/ ><br/ ><br/ ><br/ ><br/ ><br/ >';

    817. 

  817.             

    818. 

  818.             } else {

    819. 

  819.             

    820. 

  820.                 foreach ($frame as &$frameLine) {

    821. 

  821.                     $frameLine = join('<span class="m">&nbsp;</span>',  explode("\xc0", $frameLine));

    822. 

  822.                     $frameLine = join('<span class="m">&#9618;</span>', explode("\xc1", $frameLine));

    823. 

  823.                     $frameLine = join('<span class="p">&nbsp;</span>',  explode("\xa0", $frameLine));

    824. 

  824.                     $frameLine = join('<span class="p">&#9618;</span>', explode("\xa1", $frameLine));

    825. 

  825.                     $frameLine = join('<span class="s">&#9671;</span>', explode("\x84", $frameLine)); //format 0

    826. 

  826.                     $frameLine = join('<span class="s">&#9670;</span>', explode("\x85", $frameLine)); //format 1

    827. 

  827.                     $frameLine = join('<span class="x">&#9762;</span>', explode("\x81", $frameLine)); //special bit

    828. 

  828.                     $frameLine = join('<span class="c">&nbsp;</span>',  explode("\x90", $frameLine)); //clock 0

    829. 

  829.                     $frameLine = join('<span class="c">&#9719;</span>', explode("\x91", $frameLine)); //clock 1

    830. 

  830.                     $frameLine = join('<span class="f">&nbsp;</span>',  explode("\x88", $frameLine)); //version

    831. 

  831.                     $frameLine = join('<span class="f">&#9618;</span>', explode("\x89", $frameLine)); //version

    832. 

  832.                     $frameLine = join('&#9830;', explode("\x01", $frameLine));

    833. 

  833.                     $frameLine = join('&#8901;', explode("\0", $frameLine));

    834. 

  834.                 }

    835. 

  835.                 

    836. 

  836.                 ?>

    837. 

  837.                 <style>

    838. 

  838.                     .p { background-color: yellow; }

    839. 

  839.                     .m { background-color: #00FF00; }

    840. 

  840.                     .s { background-color: #FF0000; }

    841. 

  841.                     .c { background-color: aqua; }

    842. 

  842.                     .x { background-color: pink; }

    843. 

  843.                     .f { background-color: gold; }

    844. 

  844.                 </style>

    845. 

  845.                 <?php

    846. 

  846.                 echo "<pre><tt>";

    847. 

  847.                 echo join("<br/ >", $frame);

    848. 

  848.                 echo "</tt></pre>";

    849. 

  849.             

    850. 

  850.             }

    851. 

  851.         }

    852. 

  852. 

    853. 

  853.         //----------------------------------------------------------------------

    854. 

  854.         public static function serial($frame)

    855. 

  855.         {

    856. 

  856.             return gzcompress(join("\n", $frame), 9);

    857. 

  857.         }

    858. 

  858.         

    859. 

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

    860. 

  860.         public static function unserial($code)

    861. 

  861.         {

    862. 

  862.             return explode("\n", gzuncompress($code));

    863. 

  863.         }

    864. 

  864.         

    865. 

  865.         //----------------------------------------------------------------------

    866. 

  866.         public static function newFrame($version)

    867. 

  867.         {

    868. 

  868.             if($version < 1 || $version > QRSPEC_VERSION_MAX) 

    869. 

  869.                 return null;

    870. 

  870. 

    871. 

  871.             if(!isset(self::$frames[$version])) {

    872. 

  872.                 

    873. 

  873.                 $fileName = QR_CACHE_DIR.'frame_'.$version.'.dat';

    874. 

  874.                 

    875. 

  875.                 if (QR_CACHEABLE) {

    876. 

  876.                     if (file_exists($fileName)) {

    877. 

  877.                         self::$frames[$version] = self::unserial(file_get_contents($fileName));

    878. 

  878.                     } else {

    879. 

  879.                         self::$frames[$version] = self::createFrame($version);

    880. 

  880.                         file_put_contents($fileName, self::serial(self::$frames[$version]));

    881. 

  881.                     }

    882. 

  882.                 } else {

    883. 

  883.                     self::$frames[$version] = self::createFrame($version);

    884. 

  884.                 }

    885. 

  885.             }

    886. 

  886.             

    887. 

  887.             if(is_null(self::$frames[$version]))

    888. 

  888.                 return null;

    889. 

  889. 

    890. 

  890.             return self::$frames[$version];

    891. 

  891.         }

    892. 

  892. 

    893. 

  893.         //----------------------------------------------------------------------

    894. 

  894.         public static function rsBlockNum($spec)     { return $spec[0] + $spec[3]; }

    895. 

  895.         public static function rsBlockNum1($spec)    { return $spec[0]; }

    896. 

  896.         public static function rsDataCodes1($spec)   { return $spec[1]; }

    897. 

  897.         public static function rsEccCodes1($spec)    { return $spec[2]; }

    898. 

  898.         public static function rsBlockNum2($spec)    { return $spec[3]; }

    899. 

  899.         public static function rsDataCodes2($spec)   { return $spec[4]; }

    900. 

  900.         public static function rsEccCodes2($spec)    { return $spec[2]; }

    901. 

  901.         public static function rsDataLength($spec)   { return ($spec[0] * $spec[1]) + ($spec[3] * $spec[4]);    }

    902. 

  902.         public static function rsEccLength($spec)    { return ($spec[0] + $spec[3]) * $spec[2]; }

    903. 

  903.         

    904. 

  904.     }
    905. 

  905. 

  906. 

  907. 

  908. //---- qrimage.php -----------------------------
    909. 

  909. 

  910. 

  911. 

  912. 

    913. 

  913. /*

    914. 

  914.  * PHP QR Code encoder

    915. 

  915.  *

    916. 

  916.  * Image output of code using GD2

    917. 

  917.  *

    918. 

  918.  * PHP QR Code is distributed under LGPL 3

    919. 

  919.  * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm>

    920. 

  920.  *

    921. 

  921.  * This library is free software; you can redistribute it and/or

    922. 

  922.  * modify it under the terms of the GNU Lesser General Public

    923. 

  923.  * License as published by the Free Software Foundation; either

    924. 

  924.  * version 3 of the License, or any later version.

    925. 

  925.  *

    926. 

  926.  * This library is distributed in the hope that it will be useful,

    927. 

  927.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    928. 

  928.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

    929. 

  929.  * Lesser General Public License for more details.

    930. 

  930.  *

    931. 

  931.  * You should have received a copy of the GNU Lesser General Public

    932. 

  932.  * License along with this library; if not, write to the Free Software

    933. 

  933.  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

    934. 

  934.  */

    935. 

  935.  

    936. 

  936.     define('QR_IMAGE', true);

    937. 

  937. 

    938. 

  938.     class QRimage {

    939. 

  939.     

    940. 

  940.         //----------------------------------------------------------------------

    941. 

  941.         public static function png($frame, $filename = false, $pixelPerPoint = 4, $outerFrame = 4,$saveandprint=FALSE) 

    942. 

  942.         {

    943. 

  943.             $image = self::image($frame, $pixelPerPoint, $outerFrame);

    944. 

  944.             

    945. 

  945.             if ($filename === false) {

    946. 

  946.                 Header("Content-type: image/png");

    947. 

  947.                 ImagePng($image);

    948. 

  948.             } else {

    949. 

  949.                 if($saveandprint===TRUE){

    950. 

  950.                     ImagePng($image, $filename);

    951. 

  951.                     header("Content-type: image/png");

    952. 

  952.                     ImagePng($image);

    953. 

  953.                 }else{

    954. 

  954.                     ImagePng($image, $filename);

    955. 

  955.                 }

    956. 

  956.             }

    957. 

  957.             

    958. 

  958.             ImageDestroy($image);

    959. 

  959.         }

    960. 

  960.     

    961. 

  961.         //----------------------------------------------------------------------

    962. 

  962.         public static function jpg($frame, $filename = false, $pixelPerPoint = 8, $outerFrame = 4, $q = 85) 

    963. 

  963.         {

    964. 

  964.             $image = self::image($frame, $pixelPerPoint, $outerFrame);

    965. 

  965.             

    966. 

  966.             if ($filename === false) {

    967. 

  967.                 Header("Content-type: image/jpeg");

    968. 

  968.                 ImageJpeg($image, null, $q);

    969. 

  969.             } else {

    970. 

  970.                 ImageJpeg($image, $filename, $q);            

    971. 

  971.             }

    972. 

  972.             

    973. 

  973.             ImageDestroy($image);

    974. 

  974.         }

    975. 

  975.     

    976. 

  976.         //----------------------------------------------------------------------

    977. 

  977.         private static function image($frame, $pixelPerPoint = 4, $outerFrame = 4) 

    978. 

  978.         {

    979. 

  979.             $h = count($frame);

    980. 

  980.             $w = strlen($frame[0]);

    981. 

  981.             

    982. 

  982.             $imgW = $w + 2*$outerFrame;

    983. 

  983.             $imgH = $h + 2*$outerFrame;

    984. 

  984.             

    985. 

  985.             $base_image =ImageCreate($imgW, $imgH);

    986. 

  986.             

    987. 

  987.             $col[0] = ImageColorAllocate($base_image,255,255,255);

    988. 

  988.             $col[1] = ImageColorAllocate($base_image,0,0,0);

    989. 

  989. 

    990. 

  990.             imagefill($base_image, 0, 0, $col[0]);

    991. 

  991. 

    992. 

  992.             for($y=0; $y<$h; $y++) {

    993. 

  993.                 for($x=0; $x<$w; $x++) {

    994. 

  994.                     if ($frame[$y][$x] == '1') {

    995. 

  995.                         ImageSetPixel($base_image,$x+$outerFrame,$y+$outerFrame,$col[1]); 

    996. 

  996.                     }

    997. 

  997.                 }

    998. 

  998.             }

    999. 

  999.             

    1000. 

  1000.             $target_image =ImageCreate($imgW * $pixelPerPoint, $imgH * $pixelPerPoint);

    1001. 

  1001.             ImageCopyResized($target_image, $base_image, 0, 0, 0, 0, $imgW * $pixelPerPoint, $imgH * $pixelPerPoint, $imgW, $imgH);

    1002. 

  1002.             ImageDestroy($base_image);

    1003. 

  1003.             

    1004. 

  1004.             return $target_image;

    1005. 

  1005.         }

    1006. 

  1006.     }
    1007. 

  1007. 

  1008. 

  1009. 

  1010. //---- qrinput.php -----------------------------
    1011. 

  1011. 

  1012. 

  1013. 

  1014. 

    1015. 

  1015. /*

    1016. 

  1016.  * PHP QR Code encoder

    1017. 

  1017.  *

    1018. 

  1018.  * Input encoding class

    1019. 

  1019.  *

    1020. 

  1020.  * Based on libqrencode C library distributed under LGPL 2.1

    1021. 

  1021.  * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net>

    1022. 

  1022.  *

    1023. 

  1023.  * PHP QR Code is distributed under LGPL 3

    1024. 

  1024.  * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm>

    1025. 

  1025.  *

    1026. 

  1026.  * This library is free software; you can redistribute it and/or

    1027. 

  1027.  * modify it under the terms of the GNU Lesser General Public

    1028. 

  1028.  * License as published by the Free Software Foundation; either

    1029. 

  1029.  * version 3 of the License, or any later version.

    1030. 

  1030.  *

    1031. 

  1031.  * This library is distributed in the hope that it will be useful,

    1032. 

  1032.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    1033. 

  1033.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

    1034. 

  1034.  * Lesser General Public License for more details.

    1035. 

  1035.  *

    1036. 

  1036.  * You should have received a copy of the GNU Lesser General Public

    1037. 

  1037.  * License along with this library; if not, write to the Free Software

    1038. 

  1038.  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

    1039. 

  1039.  */

    1040. 

  1040.  

    1041. 

  1041.     define('STRUCTURE_HEADER_BITS',  20);

    1042. 

  1042.     define('MAX_STRUCTURED_SYMBOLS', 16);

    1043. 

  1043. 

    1044. 

  1044.     class QRinputItem {

    1045. 

  1045.     

    1046. 

  1046.         public $mode;

    1047. 

  1047.         public $size;

    1048. 

  1048.         public $data;

    1049. 

  1049.         public $bstream;

    1050. 

  1050. 

    1051. 

  1051.         public function __construct($mode, $size, $data, $bstream = null) 

    1052. 

  1052.         {

    1053. 

  1053.             $setData = array_slice($data, 0, $size);

    1054. 

  1054.             

    1055. 

  1055.             if (count($setData) < $size) {

    1056. 

  1056.                 $setData = array_merge($setData, array_fill(0,$size-count($setData),0));

    1057. 

  1057.             }

    1058. 

  1058.         

    1059. 

  1059.             if(!QRinput::check($mode, $size, $setData)) {

    1060. 

  1060.                 throw new Exception('Error m:'.$mode.',s:'.$size.',d:'.join(',',$setData));

    1061. 

  1061.                 return null;

    1062. 

  1062.             }

    1063. 

  1063.             

    1064. 

  1064.             $this->mode = $mode;

    1065. 

  1065.             $this->size = $size;

    1066. 

  1066.             $this->data = $setData;

    1067. 

  1067.             $this->bstream = $bstream;

    1068. 

  1068.         }

    1069. 

  1069.         

    1070. 

  1070.         //----------------------------------------------------------------------

    1071. 

  1071.         public function encodeModeNum($version)

    1072. 

  1072.         {

    1073. 

  1073.             try {

    1074. 

  1074.             

    1075. 

  1075.                 $words = (int)($this->size / 3);

    1076. 

  1076.                 $bs = new QRbitstream();

    1077. 

  1077.                 

    1078. 

  1078.                 $val = 0x1;

    1079. 

  1079.                 $bs->appendNum(4, $val);

    1080. 

  1080.                 $bs->appendNum(QRspec::lengthIndicator(QR_MODE_NUM, $version), $this->size);

    1081. 

  1081. 

    1082. 

  1082.                 for($i=0; $i<$words; $i++) {

    1083. 

  1083.                     $val  = (ord($this->data[$i*3  ]) - ord('0')) * 100;

    1084. 

  1084.                     $val += (ord($this->data[$i*3+1]) - ord('0')) * 10;

    1085. 

  1085.                     $val += (ord($this->data[$i*3+2]) - ord('0'));

    1086. 

  1086.                     $bs->appendNum(10, $val);

    1087. 

  1087.                 }

    1088. 

  1088. 

    1089. 

  1089.                 if($this->size - $words * 3 == 1) {

    1090. 

  1090.                     $val = ord($this->data[$words*3]) - ord('0');

    1091. 

  1091.                     $bs->appendNum(4, $val);

    1092. 

  1092.                 } else if($this->size - $words * 3 == 2) {

    1093. 

  1093.                     $val  = (ord($this->data[$words*3  ]) - ord('0')) * 10;

    1094. 

  1094.                     $val += (ord($this->data[$words*3+1]) - ord('0'));

    1095. 

  1095.                     $bs->appendNum(7, $val);

    1096. 

  1096.                 }

    1097. 

  1097. 

    1098. 

  1098.                 $this->bstream = $bs;

    1099. 

  1099.                 return 0;

    1100. 

  1100.                 

    1101. 

  1101.             } catch (Exception $e) {

    1102. 

  1102.                 return -1;

    1103. 

  1103.             }

    1104. 

  1104.         }

    1105. 

  1105.         

    1106. 

  1106.         //----------------------------------------------------------------------

    1107. 

  1107.         public function encodeModeAn($version)

    1108. 

  1108.         {

    1109. 

  1109.             try {

    1110. 

  1110.                 $words = (int)($this->size / 2);

    1111. 

  1111.                 $bs = new QRbitstream();

    1112. 

  1112.                 

    1113. 

  1113.                 $bs->appendNum(4, 0x02);

    1114. 

  1114.                 $bs->appendNum(QRspec::lengthIndicator(QR_MODE_AN, $version), $this->size);

    1115. 

  1115. 

    1116. 

  1116.                 for($i=0; $i<$words; $i++) {

    1117. 

  1117.                     $val  = (int)QRinput::lookAnTable(ord($this->data[$i*2  ])) * 45;

    1118. 

  1118.                     $val += (int)QRinput::lookAnTable(ord($this->data[$i*2+1]));

    1119. 

  1119. 

    1120. 

  1120.                     $bs->appendNum(11, $val);

    1121. 

  1121.                 }

    1122. 

  1122. 

    1123. 

  1123.                 if($this->size & 1) {

    1124. 

  1124.                     $val = QRinput::lookAnTable(ord($this->data[$words * 2]));

    1125. 

  1125.                     $bs->appendNum(6, $val);

    1126. 

  1126.                 }

    1127. 

  1127.         

    1128. 

  1128.                 $this->bstream = $bs;

    1129. 

  1129.                 return 0;

    1130. 

  1130.             

    1131. 

  1131.             } catch (Exception $e) {

    1132. 

  1132.                 return -1;

    1133. 

  1133.             }

    1134. 

  1134.         }

    1135. 

  1135.         

    1136. 

  1136.         //----------------------------------------------------------------------

    1137. 

  1137.         public function encodeMode8($version)

    1138. 

  1138.         {

    1139. 

  1139.             try {

    1140. 

  1140.                 $bs = new QRbitstream();

    1141. 

  1141. 

    1142. 

  1142.                 $bs->appendNum(4, 0x4);

    1143. 

  1143.                 $bs->appendNum(QRspec::lengthIndicator(QR_MODE_8, $version), $this->size);

    1144. 

  1144. 

    1145. 

  1145.                 for($i=0; $i<$this->size; $i++) {

    1146. 

  1146.                     $bs->appendNum(8, ord($this->data[$i]));

    1147. 

  1147.                 }

    1148. 

  1148. 

    1149. 

  1149.                 $this->bstream = $bs;

    1150. 

  1150.                 return 0;

    1151. 

  1151.             

    1152. 

  1152.             } catch (Exception $e) {

    1153. 

  1153.                 return -1;

    1154. 

  1154.             }

    1155. 

  1155.         }

    1156. 

  1156.         

    1157. 

  1157.         //----------------------------------------------------------------------

    1158. 

  1158.         public function encodeModeKanji($version)

    1159. 

  1159.         {

    1160. 

  1160.             try {

    1161. 

  1161. 

    1162. 

  1162.                 $bs = new QRbitrtream();

    1163. 

  1163.                 

    1164. 

  1164.                 $bs->appendNum(4, 0x8);

    1165. 

  1165.                 $bs->appendNum(QRspec::lengthIndicator(QR_MODE_KANJI, $version), (int)($this->size / 2));

    1166. 

  1166. 

    1167. 

  1167.                 for($i=0; $i<$this->size; $i+=2) {

    1168. 

  1168.                     $val = (ord($this->data[$i]) << 8) | ord($this->data[$i+1]);

    1169. 

  1169.                     if($val <= 0x9ffc) {

    1170. 

  1170.                         $val -= 0x8140;

    1171. 

  1171.                     } else {

    1172. 

  1172.                         $val -= 0xc140;

    1173. 

  1173.                     }

    1174. 

  1174.                     

    1175. 

  1175.                     $h = ($val >> 8) * 0xc0;

    1176. 

  1176.                     $val = ($val & 0xff) + $h;

    1177. 

  1177. 

    1178. 

  1178.                     $bs->appendNum(13, $val);

    1179. 

  1179.                 }

    1180. 

  1180. 

    1181. 

  1181.                 $this->bstream = $bs;

    1182. 

  1182.                 return 0;

    1183. 

  1183.             

    1184. 

  1184.             } catch (Exception $e) {

    1185. 

  1185.                 return -1;

    1186. 

  1186.             }

    1187. 

  1187.         }

    1188. 

  1188. 

    1189. 

  1189.         //----------------------------------------------------------------------

    1190. 

  1190.         public function encodeModeStructure()

    1191. 

  1191.         {

    1192. 

  1192.             try {

    1193. 

  1193.                 $bs =  new QRbitstream();

    1194. 

  1194.                 

    1195. 

  1195.                 $bs->appendNum(4, 0x03);

    1196. 

  1196.                 $bs->appendNum(4, ord($this->data[1]) - 1);

    1197. 

  1197.                 $bs->appendNum(4, ord($this->data[0]) - 1);

    1198. 

  1198.                 $bs->appendNum(8, ord($this->data[2]));

    1199. 

  1199. 

    1200. 

  1200.                 $this->bstream = $bs;

    1201. 

  1201.                 return 0;

    1202. 

  1202.             

    1203. 

  1203.             } catch (Exception $e) {

    1204. 

  1204.                 return -1;

    1205. 

  1205.             }

    1206. 

  1206.         }

    1207. 

  1207.         

    1208. 

  1208.         //----------------------------------------------------------------------

    1209. 

  1209.         public function estimateBitStreamSizeOfEntry($version)

    1210. 

  1210.         {

    1211. 

  1211.             $bits = 0;

    1212. 

  1212. 

    1213. 

  1213.             if($version == 0) 

    1214. 

  1214.                 $version = 1;

    1215. 

  1215. 

    1216. 

  1216.             switch($this->mode) {

    1217. 

  1217.                 case QR_MODE_NUM:        $bits = QRinput::estimateBitsModeNum($this->size);    break;

    1218. 

  1218.                 case QR_MODE_AN:        $bits = QRinput::estimateBitsModeAn($this->size);    break;

    1219. 

  1219.                 case QR_MODE_8:            $bits = QRinput::estimateBitsMode8($this->size);    break;

    1220. 

  1220.                 case QR_MODE_KANJI:        $bits = QRinput::estimateBitsModeKanji($this->size);break;

    1221. 

  1221.                 case QR_MODE_STRUCTURE:    return STRUCTURE_HEADER_BITS;            

    1222. 

  1222.                 default:

    1223. 

  1223.                     return 0;

    1224. 

  1224.             }

    1225. 

  1225. 

    1226. 

  1226.             $l = QRspec::lengthIndicator($this->mode, $version);

    1227. 

  1227.             $m = 1 << $l;

    1228. 

  1228.             $num = (int)(($this->size + $m - 1) / $m);

    1229. 

  1229. 

    1230. 

  1230.             $bits += $num * (4 + $l);

    1231. 

  1231. 

    1232. 

  1232.             return $bits;

    1233. 

  1233.         }

    1234. 

  1234.         

    1235. 

  1235.         //----------------------------------------------------------------------

    1236. 

  1236.         public function encodeBitStream($version)

    1237. 

  1237.         {

    1238. 

  1238.             try {

    1239. 

  1239.             

    1240. 

  1240.                 unset($this->bstream);

    1241. 

  1241.                 $words = QRspec::maximumWords($this->mode, $version);

    1242. 

  1242.                 

    1243. 

  1243.                 if($this->size > $words) {

    1244. 

  1244.                 

    1245. 

  1245.                     $st1 = new QRinputItem($this->mode, $words, $this->data);

    1246. 

  1246.                     $st2 = new QRinputItem($this->mode, $this->size - $words, array_slice($this->data, $words));

    1247. 

  1247. 

    1248. 

  1248.                     $st1->encodeBitStream($version);

    1249. 

  1249.                     $st2->encodeBitStream($version);

    1250. 

  1250.                     

    1251. 

  1251.                     $this->bstream = new QRbitstream();

    1252. 

  1252.                     $this->bstream->append($st1->bstream);

    1253. 

  1253.                     $this->bstream->append($st2->bstream);

    1254. 

  1254.                     

    1255. 

  1255.                     unset($st1);

    1256. 

  1256.                     unset($st2);

    1257. 

  1257.                     

    1258. 

  1258.                 } else {

    1259. 

  1259.                     

    1260. 

  1260.                     $ret = 0;

    1261. 

  1261.                     

    1262. 

  1262.                     switch($this->mode) {

    1263. 

  1263.                         case QR_MODE_NUM:        $ret = $this->encodeModeNum($version);    break;

    1264. 

  1264.                         case QR_MODE_AN:        $ret = $this->encodeModeAn($version);    break;

    1265. 

  1265.                         case QR_MODE_8:            $ret = $this->encodeMode8($version);    break;

    1266. 

  1266.                         case QR_MODE_KANJI:        $ret = $this->encodeModeKanji($version);break;

    1267. 

  1267.                         case QR_MODE_STRUCTURE:    $ret = $this->encodeModeStructure();    break;

    1268. 

  1268.                         

    1269. 

  1269.                         default:

    1270. 

  1270.                             break;

    1271. 

  1271.                     }

    1272. 

  1272.                     

    1273. 

  1273.                     if($ret < 0)

    1274. 

  1274.                         return -1;

    1275. 

  1275.                 }

    1276. 

  1276. 

    1277. 

  1277.                 return $this->bstream->size();

    1278. 

  1278.             

    1279. 

  1279.             } catch (Exception $e) {

    1280. 

  1280.                 return -1;

    1281. 

  1281.             }

    1282. 

  1282.         }

    1283. 

  1283.     };

    1284. 

  1284.     

    1285. 

  1285.     //##########################################################################

    1286. 

  1286. 

    1287. 

  1287.     class QRinput {

    1288. 

  1288. 

    1289. 

  1289.         public $items;

    1290. 

  1290.         

    1291. 

  1291.         private $version;

    1292. 

  1292.         private $level;

    1293. 

  1293.         

    1294. 

  1294.         //----------------------------------------------------------------------

    1295. 

  1295.         public function __construct($version = 0, $level = QR_ECLEVEL_L)

    1296. 

  1296.         {

    1297. 

  1297.             if ($version < 0 || $version > QRSPEC_VERSION_MAX || $level > QR_ECLEVEL_H) {

    1298. 

  1298.                 throw new Exception('Invalid version no');

    1299. 

  1299.                 return NULL;

    1300. 

  1300.             }

    1301. 

  1301.             

    1302. 

  1302.             $this->version = $version;

    1303. 

  1303.             $this->level = $level;

    1304. 

  1304.         }

    1305. 

  1305.         

    1306. 

  1306.         //----------------------------------------------------------------------

    1307. 

  1307.         public function getVersion()

    1308. 

  1308.         {

    1309. 

  1309.             return $this->version;

    1310. 

  1310.         }

    1311. 

  1311.         

    1312. 

  1312.         //----------------------------------------------------------------------

    1313. 

  1313.         public function setVersion($version)

    1314. 

  1314.         {

    1315. 

  1315.             if($version < 0 || $version > QRSPEC_VERSION_MAX) {

    1316. 

  1316.                 throw new Exception('Invalid version no');

    1317. 

  1317.                 return -1;

    1318. 

  1318.             }

    1319. 

  1319. 

    1320. 

  1320.             $this->version = $version;

    1321. 

  1321. 

    1322. 

  1322.             return 0;

    1323. 

  1323.         }

    1324. 

  1324.         

    1325. 

  1325.         //----------------------------------------------------------------------

    1326. 

  1326.         public function getErrorCorrectionLevel()

    1327. 

  1327.         {

    1328. 

  1328.             return $this->level;

    1329. 

  1329.         }

    1330. 

  1330. 

    1331. 

  1331.         //----------------------------------------------------------------------

    1332. 

  1332.         public function setErrorCorrectionLevel($level)

    1333. 

  1333.         {

    1334. 

  1334.             if($level > QR_ECLEVEL_H) {

    1335. 

  1335.                 throw new Exception('Invalid ECLEVEL');

    1336. 

  1336.                 return -1;

    1337. 

  1337.             }

    1338. 

  1338. 

    1339. 

  1339.             $this->level = $level;

    1340. 

  1340. 

    1341. 

  1341.             return 0;

    1342. 

  1342.         }

    1343. 

  1343.         

    1344. 

  1344.         //----------------------------------------------------------------------

    1345. 

  1345.         public function appendEntry(QRinputItem $entry)

    1346. 

  1346.         {

    1347. 

  1347.             $this->items[] = $entry;

    1348. 

  1348.         }

    1349. 

  1349.         

    1350. 

  1350.         //----------------------------------------------------------------------

    1351. 

  1351.         public function append($mode, $size, $data)

    1352. 

  1352.         {

    1353. 

  1353.             try {

    1354. 

  1354.                 $entry = new QRinputItem($mode, $size, $data);

    1355. 

  1355.                 $this->items[] = $entry;

    1356. 

  1356.                 return 0;

    1357. 

  1357.             } catch (Exception $e) {

    1358. 

  1358.                 return -1;

    1359. 

  1359.             }

    1360. 

  1360.         }

    1361. 

  1361.         

    1362. 

  1362.         //----------------------------------------------------------------------

    1363. 

  1363.         

    1364. 

  1364.         public function insertStructuredAppendHeader($size, $index, $parity)

    1365. 

  1365.         {

    1366. 

  1366.             if( $size > MAX_STRUCTURED_SYMBOLS ) {

    1367. 

  1367.                 throw new Exception('insertStructuredAppendHeader wrong size');

    1368. 

  1368.             }

    1369. 

  1369.             

    1370. 

  1370.             if( $index <= 0 || $index > MAX_STRUCTURED_SYMBOLS ) {

    1371. 

  1371.                 throw new Exception('insertStructuredAppendHeader wrong index');

    1372. 

  1372.             }

    1373. 

  1373. 

    1374. 

  1374.             $buf = array($size, $index, $parity);

    1375. 

  1375.             

    1376. 

  1376.             try {

    1377. 

  1377.                 $entry = new QRinputItem(QR_MODE_STRUCTURE, 3, buf);

    1378. 

  1378.                 array_unshift($this->items, $entry);

    1379. 

  1379.                 return 0;

    1380. 

  1380.             } catch (Exception $e) {

    1381. 

  1381.                 return -1;

    1382. 

  1382.             }

    1383. 

  1383.         }

    1384. 

  1384. 

    1385. 

  1385.         //----------------------------------------------------------------------

    1386. 

  1386.         public function calcParity()

    1387. 

  1387.         {

    1388. 

  1388.             $parity = 0;

    1389. 

  1389.             

    1390. 

  1390.             foreach($this->items as $item) {

    1391. 

  1391.                 if($item->mode != QR_MODE_STRUCTURE) {

    1392. 

  1392.                     for($i=$item->size-1; $i>=0; $i--) {

    1393. 

  1393.                         $parity ^= $item->data[$i];

    1394. 

  1394.                     }

    1395. 

  1395.                 }

    1396. 

  1396.             }

    1397. 

  1397. 

    1398. 

  1398.             return $parity;

    1399. 

  1399.         }

    1400. 

  1400.         

    1401. 

  1401.         //----------------------------------------------------------------------

    1402. 

  1402.         public static function checkModeNum($size, $data)

    1403. 

  1403.         {

    1404. 

  1404.             for($i=0; $i<$size; $i++) {

    1405. 

  1405.                 if((ord($data[$i]) < ord('0')) || (ord($data[$i]) > ord('9'))){

    1406. 

  1406.                     return false;

    1407. 

  1407.                 }

    1408. 

  1408.             }

    1409. 

  1409. 

    1410. 

  1410.             return true;

    1411. 

  1411.         }

    1412. 

  1412. 

    1413. 

  1413.         //----------------------------------------------------------------------

    1414. 

  1414.         public static function estimateBitsModeNum($size)

    1415. 

  1415.         {

    1416. 

  1416.             $w = (int)$size / 3;

    1417. 

  1417.             $bits = $w * 10;

    1418. 

  1418.             

    1419. 

  1419.             switch($size - $w * 3) {

    1420. 

  1420.                 case 1:

    1421. 

  1421.                     $bits += 4;

    1422. 

  1422.                     break;

    1423. 

  1423.                 case 2:

    1424. 

  1424.                     $bits += 7;

    1425. 

  1425.                     break;

    1426. 

  1426.                 default:

    1427. 

  1427.                     break;

    1428. 

  1428.             }

    1429. 

  1429. 

    1430. 

  1430.             return $bits;

    1431. 

  1431.         }

    1432. 

  1432.         

    1433. 

  1433.         //----------------------------------------------------------------------

    1434. 

  1434.         public static $anTable = array(

    1435. 

  1435.             -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,

    1436. 

  1436.             -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,

    1437. 

  1437.             36, -1, -1, -1, 37, 38, -1, -1, -1, -1, 39, 40, -1, 41, 42, 43,

    1438. 

  1438.              0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 44, -1, -1, -1, -1, -1,

    1439. 

  1439.             -1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,

    1440. 

  1440.             25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, -1, -1,

    1441. 

  1441.             -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,

    1442. 

  1442.             -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1

    1443. 

  1443.         );

    1444. 

  1444.         

    1445. 

  1445.         //----------------------------------------------------------------------

    1446. 

  1446.         public static function lookAnTable($c)

    1447. 

  1447.         {

    1448. 

  1448.             return (($c > 127)?-1:self::$anTable[$c]);

    1449. 

  1449.         }

    1450. 

  1450.         

    1451. 

  1451.         //----------------------------------------------------------------------

    1452. 

  1452.         public static function checkModeAn($size, $data)

    1453. 

  1453.         {

    1454. 

  1454.             for($i=0; $i<$size; $i++) {

    1455. 

  1455.                 if (self::lookAnTable(ord($data[$i])) == -1) {

    1456. 

  1456.                     return false;

    1457. 

  1457.                 }

    1458. 

  1458.             }

    1459. 

  1459. 

    1460. 

  1460.             return true;

    1461. 

  1461.         }

    1462. 

  1462.         

    1463. 

  1463.         //----------------------------------------------------------------------

    1464. 

  1464.         public static function estimateBitsModeAn($size)

    1465. 

  1465.         {

    1466. 

  1466.             $w = (int)($size / 2);

    1467. 

  1467.             $bits = $w * 11;

    1468. 

  1468.             

    1469. 

  1469.             if($size & 1) {

    1470. 

  1470.                 $bits += 6;

    1471. 

  1471.             }

    1472. 

  1472. 

    1473. 

  1473.             return $bits;

    1474. 

  1474.         }

    1475. 

  1475.     

    1476. 

  1476.         //----------------------------------------------------------------------

    1477. 

  1477.         public static function estimateBitsMode8($size)

    1478. 

  1478.         {

    1479. 

  1479.             return $size * 8;

    1480. 

  1480.         }

    1481. 

  1481.         

    1482. 

  1482.         //----------------------------------------------------------------------

    1483. 

  1483.         public function estimateBitsModeKanji($size)

    1484. 

  1484.         {

    1485. 

  1485.             return (int)(($size / 2) * 13);

    1486. 

  1486.         }

    1487. 

  1487.         

    1488. 

  1488.         //----------------------------------------------------------------------

    1489. 

  1489.         public static function checkModeKanji($size, $data)

    1490. 

  1490.         {

    1491. 

  1491.             if($size & 1)

    1492. 

  1492.                 return false;

    1493. 

  1493. 

    1494. 

  1494.             for($i=0; $i<$size; $i+=2) {

    1495. 

  1495.                 $val = (ord($data[$i]) << 8) | ord($data[$i+1]);

    1496. 

  1496.                 if( $val < 0x8140 

    1497. 

  1497.                 || ($val > 0x9ffc && $val < 0xe040) 

    1498. 

  1498.                 || $val > 0xebbf) {

    1499. 

  1499.                     return false;

    1500. 

  1500.                 }

    1501. 

  1501.             }

    1502. 

  1502. 

    1503. 

  1503.             return true;

    1504. 

  1504.         }

    1505. 

  1505. 

    1506. 

  1506.         /***********************************************************************

    1507. 

  1507.          * Validation

    1508. 

  1508.          **********************************************************************/

    1509. 

  1509. 

    1510. 

  1510.         public static function check($mode, $size, $data)

    1511. 

  1511.         {

    1512. 

  1512.             if($size <= 0) 

    1513. 

  1513.                 return false;

    1514. 

  1514. 

    1515. 

  1515.             switch($mode) {

    1516. 

  1516.                 case QR_MODE_NUM:       return self::checkModeNum($size, $data);   break;

    1517. 

  1517.                 case QR_MODE_AN:        return self::checkModeAn($size, $data);    break;

    1518. 

  1518.                 case QR_MODE_KANJI:     return self::checkModeKanji($size, $data); break;

    1519. 

  1519.                 case QR_MODE_8:         return true; break;

    1520. 

  1520.                 case QR_MODE_STRUCTURE: return true; break;

    1521. 

  1521.                 

    1522. 

  1522.                 default:

    1523. 

  1523.                     break;

    1524. 

  1524.             }

    1525. 

  1525. 

    1526. 

  1526.             return false;

    1527. 

  1527.         }

    1528. 

  1528.         

    1529. 

  1529.         

    1530. 

  1530.         //----------------------------------------------------------------------

    1531. 

  1531.         public function estimateBitStreamSize($version)

    1532. 

  1532.         {

    1533. 

  1533.             $bits = 0;

    1534. 

  1534. 

    1535. 

  1535.             foreach($this->items as $item) {

    1536. 

  1536.                 $bits += $item->estimateBitStreamSizeOfEntry($version);

    1537. 

  1537.             }

    1538. 

  1538. 

    1539. 

  1539.             return $bits;

    1540. 

  1540.         }

    1541. 

  1541.         

    1542. 

  1542.         //----------------------------------------------------------------------

    1543. 

  1543.         public function estimateVersion()

    1544. 

  1544.         {

    1545. 

  1545.             $version = 0;

    1546. 

  1546.             $prev = 0;

    1547. 

  1547.             do {

    1548. 

  1548.                 $prev = $version;

    1549. 

  1549.                 $bits = $this->estimateBitStreamSize($prev);

    1550. 

  1550.                 $version = QRspec::getMinimumVersion((int)(($bits + 7) / 8), $this->level);

    1551. 

  1551.                 if ($version < 0) {

    1552. 

  1552.                     return -1;

    1553. 

  1553.                 }

    1554. 

  1554.             } while ($version > $prev);

    1555. 

  1555. 

    1556. 

  1556.             return $version;

    1557. 

  1557.         }

    1558. 

  1558.         

    1559. 

  1559.         //----------------------------------------------------------------------

    1560. 

  1560.         public static function lengthOfCode($mode, $version, $bits)

    1561. 

  1561.         {

    1562. 

  1562.             $payload = $bits - 4 - QRspec::lengthIndicator($mode, $version);

    1563. 

  1563.             switch($mode) {

    1564. 

  1564.                 case QR_MODE_NUM:

    1565. 

  1565.                     $chunks = (int)($payload / 10);

    1566. 

  1566.                     $remain = $payload - $chunks * 10;

    1567. 

  1567.                     $size = $chunks * 3;

    1568. 

  1568.                     if($remain >= 7) {

    1569. 

  1569.                         $size += 2;

    1570. 

  1570.                     } else if($remain >= 4) {

    1571. 

  1571.                         $size += 1;

    1572. 

  1572.                     }

    1573. 

  1573.                     break;

    1574. 

  1574.                 case QR_MODE_AN:

    1575. 

  1575.                     $chunks = (int)($payload / 11);

    1576. 

  1576.                     $remain = $payload - $chunks * 11;

    1577. 

  1577.                     $size = $chunks * 2;

    1578. 

  1578.                     if($remain >= 6) 

    1579. 

  1579.                         $size++;

    1580. 

  1580.                     break;

    1581. 

  1581.                 case QR_MODE_8:

    1582. 

  1582.                     $size = (int)($payload / 8);

    1583. 

  1583.                     break;

    1584. 

  1584.                 case QR_MODE_KANJI:

    1585. 

  1585.                     $size = (int)(($payload / 13) * 2);

    1586. 

  1586.                     break;

    1587. 

  1587.                 case QR_MODE_STRUCTURE:

    1588. 

  1588.                     $size = (int)($payload / 8);

    1589. 

  1589.                     break;

    1590. 

  1590.                 default:

    1591. 

  1591.                     $size = 0;

    1592. 

  1592.                     break;

    1593. 

  1593.             }

    1594. 

  1594.             

    1595. 

  1595.             $maxsize = QRspec::maximumWords($mode, $version);

    1596. 

  1596.             if($size < 0) $size = 0;

    1597. 

  1597.             if($size > $maxsize) $size = $maxsize;

    1598. 

  1598. 

    1599. 

  1599.             return $size;

    1600. 

  1600.         }

    1601. 

  1601.         

    1602. 

  1602.         //----------------------------------------------------------------------

    1603. 

  1603.         public function createBitStream()

    1604. 

  1604.         {

    1605. 

  1605.             $total = 0;

    1606. 

  1606. 

    1607. 

  1607.             foreach($this->items as $item) {

    1608. 

  1608.                 $bits = $item->encodeBitStream($this->version);

    1609. 

  1609.                 

    1610. 

  1610.                 if($bits < 0) 

    1611. 

  1611.                     return -1;

    1612. 

  1612.                     

    1613. 

  1613.                 $total += $bits;

    1614. 

  1614.             }

    1615. 

  1615. 

    1616. 

  1616.             return $total;

    1617. 

  1617.         }

    1618. 

  1618.         

    1619. 

  1619.         //----------------------------------------------------------------------

    1620. 

  1620.         public function convertData()

    1621. 

  1621.         {

    1622. 

  1622.             $ver = $this->estimateVersion();

    1623. 

  1623.             if($ver > $this->getVersion()) {

    1624. 

  1624.                 $this->setVersion($ver);

    1625. 

  1625.             }

    1626. 

  1626. 

    1627. 

  1627.             for(;;) {

    1628. 

  1628.                 $bits = $this->createBitStream();

    1629. 

  1629.                 

    1630. 

  1630.                 if($bits < 0) 

    1631. 

  1631.                     return -1;

    1632. 

  1632.                     

    1633. 

  1633.                 $ver = QRspec::getMinimumVersion((int)(($bits + 7) / 8), $this->level);

    1634. 

  1634.                 if($ver < 0) {

    1635. 

  1635.                     throw new Exception('WRONG VERSION');

    1636. 

  1636.                     return -1;

    1637. 

  1637.                 } else if($ver > $this->getVersion()) {

    1638. 

  1638.                     $this->setVersion($ver);

    1639. 

  1639.                 } else {

    1640. 

  1640.                     break;

    1641. 

  1641.                 }

    1642. 

  1642.             }

    1643. 

  1643. 

    1644. 

  1644.             return 0;

    1645. 

  1645.         }

    1646. 

  1646.         

    1647. 

  1647.         //----------------------------------------------------------------------

    1648. 

  1648.         public function appendPaddingBit(&$bstream)

    1649. 

  1649.         {

    1650. 

  1650.             $bits = $bstream->size();

    1651. 

  1651.             $maxwords = QRspec::getDataLength($this->version, $this->level);

    1652. 

  1652.             $maxbits = $maxwords * 8;

    1653. 

  1653. 

    1654. 

  1654.             if ($maxbits == $bits) {

    1655. 

  1655.                 return 0;

    1656. 

  1656.             }

    1657. 

  1657. 

    1658. 

  1658.             if ($maxbits - $bits < 5) {

    1659. 

  1659.                 return $bstream->appendNum($maxbits - $bits, 0);

    1660. 

  1660.             }

    1661. 

  1661. 

    1662. 

  1662.             $bits += 4;

    1663. 

  1663.             $words = (int)(($bits + 7) / 8);

    1664. 

  1664. 

    1665. 

  1665.             $padding = new QRbitstream();

    1666. 

  1666.             $ret = $padding->appendNum($words * 8 - $bits + 4, 0);

    1667. 

  1667.             

    1668. 

  1668.             if($ret < 0) 

    1669. 

  1669.                 return $ret;

    1670. 

  1670. 

    1671. 

  1671.             $padlen = $maxwords - $words;

    1672. 

  1672.             

    1673. 

  1673.             if($padlen > 0) {

    1674. 

  1674.                 

    1675. 

  1675.                 $padbuf = array();

    1676. 

  1676.                 for($i=0; $i<$padlen; $i++) {

    1677. 

  1677.                     $padbuf[$i] = ($i&1)?0x11:0xec;

    1678. 

  1678.                 }

    1679. 

  1679.                 

    1680. 

  1680.                 $ret = $padding->appendBytes($padlen, $padbuf);

    1681. 

  1681.                 

    1682. 

  1682.                 if($ret < 0)

    1683. 

  1683.                     return $ret;

    1684. 

  1684.                 

    1685. 

  1685.             }

    1686. 

  1686. 

    1687. 

  1687.             $ret = $bstream->append($padding);

    1688. 

  1688.             

    1689. 

  1689.             return $ret;

    1690. 

  1690.         }

    1691. 

  1691. 

    1692. 

  1692.         //----------------------------------------------------------------------

    1693. 

  1693.         public function mergeBitStream()

    1694. 

  1694.         {

    1695. 

  1695.             if($this->convertData() < 0) {

    1696. 

  1696.                 return null;

    1697. 

  1697.             }

    1698. 

  1698. 

    1699. 

  1699.             $bstream = new QRbitstream();

    1700. 

  1700.             

    1701. 

  1701.             foreach($this->items as $item) {

    1702. 

  1702.                 $ret = $bstream->append($item->bstream);

    1703. 

  1703.                 if($ret < 0) {

    1704. 

  1704.                     return null;

    1705. 

  1705.                 }

    1706. 

  1706.             }

    1707. 

  1707. 

    1708. 

  1708.             return $bstream;

    1709. 

  1709.         }

    1710. 

  1710. 

    1711. 

  1711.         //----------------------------------------------------------------------

    1712. 

  1712.         public function getBitStream()

    1713. 

  1713.         {

    1714. 

  1714. 

    1715. 

  1715.             $bstream = $this->mergeBitStream();

    1716. 

  1716.             

    1717. 

  1717.             if($bstream == null) {

    1718. 

  1718.                 return null;

    1719. 

  1719.             }

    1720. 

  1720.             

    1721. 

  1721.             $ret = $this->appendPaddingBit($bstream);

    1722. 

  1722.             if($ret < 0) {

    1723. 

  1723.                 return null;

    1724. 

  1724.             }

    1725. 

  1725. 

    1726. 

  1726.             return $bstream;

    1727. 

  1727.         }

    1728. 

  1728.         

    1729. 

  1729.         //----------------------------------------------------------------------

    1730. 

  1730.         public function getByteStream()

    1731. 

  1731.         {

    1732. 

  1732.             $bstream = $this->getBitStream();

    1733. 

  1733.             if($bstream == null) {

    1734. 

  1734.                 return null;

    1735. 

  1735.             }

    1736. 

  1736.             

    1737. 

  1737.             return $bstream->toByte();

    1738. 

  1738.         }

    1739. 

  1739.     }

    1740. 

  1740.         

    1741. 

  1741.         

    1742. 

  1742.     
    1743. 

  1743. 

  1744. 

  1745. 

  1746. //---- qrbitstream.php -----------------------------
    1747. 

  1747. 

  1748. 

  1749. 

  1750. 

    1751. 

  1751. /*

    1752. 

  1752.  * PHP QR Code encoder

    1753. 

  1753.  *

    1754. 

  1754.  * Bitstream class

    1755. 

  1755.  *

    1756. 

  1756.  * Based on libqrencode C library distributed under LGPL 2.1

    1757. 

  1757.  * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net>

    1758. 

  1758.  *

    1759. 

  1759.  * PHP QR Code is distributed under LGPL 3

    1760. 

  1760.  * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm>

    1761. 

  1761.  *

    1762. 

  1762.  * This library is free software; you can redistribute it and/or

    1763. 

  1763.  * modify it under the terms of the GNU Lesser General Public

    1764. 

  1764.  * License as published by the Free Software Foundation; either

    1765. 

  1765.  * version 3 of the License, or any later version.

    1766. 

  1766.  *

    1767. 

  1767.  * This library is distributed in the hope that it will be useful,

    1768. 

  1768.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    1769. 

  1769.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

    1770. 

  1770.  * Lesser General Public License for more details.

    1771. 

  1771.  *

    1772. 

  1772.  * You should have received a copy of the GNU Lesser General Public

    1773. 

  1773.  * License along with this library; if not, write to the Free Software

    1774. 

  1774.  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

    1775. 

  1775.  */

    1776. 

  1776.      

    1777. 

  1777.     class QRbitstream {

    1778. 

  1778.     

    1779. 

  1779.         public $data = array();

    1780. 

  1780.         

    1781. 

  1781.         //----------------------------------------------------------------------

    1782. 

  1782.         public function size()

    1783. 

  1783.         {

    1784. 

  1784.             return count($this->data);

    1785. 

  1785.         }

    1786. 

  1786.         

    1787. 

  1787.         //----------------------------------------------------------------------

    1788. 

  1788.         public function allocate($setLength)

    1789. 

  1789.         {

    1790. 

  1790.             $this->data = array_fill(0, $setLength, 0);

    1791. 

  1791.             return 0;

    1792. 

  1792.         }

    1793. 

  1793.     

    1794. 

  1794.         //----------------------------------------------------------------------

    1795. 

  1795.         public static function newFromNum($bits, $num)

    1796. 

  1796.         {

    1797. 

  1797.             $bstream = new QRbitstream();

    1798. 

  1798.             $bstream->allocate($bits);

    1799. 

  1799.             

    1800. 

  1800.             $mask = 1 << ($bits - 1);

    1801. 

  1801.             for($i=0; $i<$bits; $i++) {

    1802. 

  1802.                 if($num & $mask) {

    1803. 

  1803.                     $bstream->data[$i] = 1;

    1804. 

  1804.                 } else {

    1805. 

  1805.                     $bstream->data[$i] = 0;

    1806. 

  1806.                 }

    1807. 

  1807.                 $mask = $mask >> 1;

    1808. 

  1808.             }

    1809. 

  1809. 

    1810. 

  1810.             return $bstream;

    1811. 

  1811.         }

    1812. 

  1812.         

    1813. 

  1813.         //----------------------------------------------------------------------

    1814. 

  1814.         public static function newFromBytes($size, $data)

    1815. 

  1815.         {

    1816. 

  1816.             $bstream = new QRbitstream();

    1817. 

  1817.             $bstream->allocate($size * 8);

    1818. 

  1818.             $p=0;

    1819. 

  1819. 

    1820. 

  1820.             for($i=0; $i<$size; $i++) {

    1821. 

  1821.                 $mask = 0x80;

    1822. 

  1822.                 for($j=0; $j<8; $j++) {

    1823. 

  1823.                     if($data[$i] & $mask) {

    1824. 

  1824.                         $bstream->data[$p] = 1;

    1825. 

  1825.                     } else {

    1826. 

  1826.                         $bstream->data[$p] = 0;

    1827. 

  1827.                     }

    1828. 

  1828.                     $p++;

    1829. 

  1829.                     $mask = $mask >> 1;

    1830. 

  1830.                 }

    1831. 

  1831.             }

    1832. 

  1832. 

    1833. 

  1833.             return $bstream;

    1834. 

  1834.         }

    1835. 

  1835.         

    1836. 

  1836.         //----------------------------------------------------------------------

    1837. 

  1837.         public function append(QRbitstream $arg)

    1838. 

  1838.         {

    1839. 

  1839.             if (is_null($arg)) {

    1840. 

  1840.                 return -1;

    1841. 

  1841.             }

    1842. 

  1842.             

    1843. 

  1843.             if($arg->size() == 0) {

    1844. 

  1844.                 return 0;

    1845. 

  1845.             }

    1846. 

  1846.             

    1847. 

  1847.             if($this->size() == 0) {

    1848. 

  1848.                 $this->data = $arg->data;

    1849. 

  1849.                 return 0;

    1850. 

  1850.             }

    1851. 

  1851.             

    1852. 

  1852.             $this->data = array_values(array_merge($this->data, $arg->data));

    1853. 

  1853. 

    1854. 

  1854.             return 0;

    1855. 

  1855.         }

    1856. 

  1856.         

    1857. 

  1857.         //----------------------------------------------------------------------

    1858. 

  1858.         public function appendNum($bits, $num)

    1859. 

  1859.         {

    1860. 

  1860.             if ($bits == 0) 

    1861. 

  1861.                 return 0;

    1862. 

  1862. 

    1863. 

  1863.             $b = QRbitstream::newFromNum($bits, $num);

    1864. 

  1864.             

    1865. 

  1865.             if(is_null($b))

    1866. 

  1866.                 return -1;

    1867. 

  1867. 

    1868. 

  1868.             $ret = $this->append($b);

    1869. 

  1869.             unset($b);

    1870. 

  1870. 

    1871. 

  1871.             return $ret;

    1872. 

  1872.         }

    1873. 

  1873. 

    1874. 

  1874.         //----------------------------------------------------------------------

    1875. 

  1875.         public function appendBytes($size, $data)

    1876. 

  1876.         {

    1877. 

  1877.             if ($size == 0) 

    1878. 

  1878.                 return 0;

    1879. 

  1879. 

    1880. 

  1880.             $b = QRbitstream::newFromBytes($size, $data);

    1881. 

  1881.             

    1882. 

  1882.             if(is_null($b))

    1883. 

  1883.                 return -1;

    1884. 

  1884. 

    1885. 

  1885.             $ret = $this->append($b);

    1886. 

  1886.             unset($b);

    1887. 

  1887. 

    1888. 

  1888.             return $ret;

    1889. 

  1889.         }

    1890. 

  1890.         

    1891. 

  1891.         //----------------------------------------------------------------------

    1892. 

  1892.         public function toByte()

    1893. 

  1893.         {

    1894. 

  1894.         

    1895. 

  1895.             $size = $this->size();

    1896. 

  1896. 

    1897. 

  1897.             if($size == 0) {

    1898. 

  1898.                 return array();

    1899. 

  1899.             }

    1900. 

  1900.             

    1901. 

  1901.             $data = array_fill(0, (int)(($size + 7) / 8), 0);

    1902. 

  1902.             $bytes = (int)($size / 8);

    1903. 

  1903. 

    1904. 

  1904.             $p = 0;

    1905. 

  1905.             

    1906. 

  1906.             for($i=0; $i<$bytes; $i++) {

    1907. 

  1907.                 $v = 0;

    1908. 

  1908.                 for($j=0; $j<8; $j++) {

    1909. 

  1909.                     $v = $v << 1;

    1910. 

  1910.                     $v |= $this->data[$p];

    1911. 

  1911.                     $p++;

    1912. 

  1912.                 }

    1913. 

  1913.                 $data[$i] = $v;

    1914. 

  1914.             }

    1915. 

  1915.             

    1916. 

  1916.             if($size & 7) {

    1917. 

  1917.                 $v = 0;

    1918. 

  1918.                 for($j=0; $j<($size & 7); $j++) {

    1919. 

  1919.                     $v = $v << 1;

    1920. 

  1920.                     $v |= $this->data[$p];

    1921. 

  1921.                     $p++;

    1922. 

  1922.                 }

    1923. 

  1923.                 $data[$bytes] = $v;

    1924. 

  1924.             }

    1925. 

  1925. 

    1926. 

  1926.             return $data;

    1927. 

  1927.         }

    1928. 

  1928. 

    1929. 

  1929.     }

    1930. 

  1930. 

  1931. 

  1932. 

  1933. 

  1934. //---- qrsplit.php -----------------------------
    1935. 

  1935. 

  1936. 

  1937. 

  1938. 

    1939. 

  1939. /*

    1940. 

  1940.  * PHP QR Code encoder

    1941. 

  1941.  *

    1942. 

  1942.  * Input splitting classes

    1943. 

  1943.  *

    1944. 

  1944.  * Based on libqrencode C library distributed under LGPL 2.1

    1945. 

  1945.  * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net>

    1946. 

  1946.  *

    1947. 

  1947.  * PHP QR Code is distributed under LGPL 3

    1948. 

  1948.  * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm>

    1949. 

  1949.  *

    1950. 

  1950.  * The following data / specifications are taken from

    1951. 

  1951.  * "Two dimensional symbol -- QR-code -- Basic Specification" (JIS X0510:2004)

    1952. 

  1952.  *  or

    1953. 

  1953.  * "Automatic identification and data capture techniques -- 

    1954. 

  1954.  *  QR Code 2005 bar code symbology specification" (ISO/IEC 18004:2006)

    1955. 

  1955.  *

    1956. 

  1956.  * This library is free software; you can redistribute it and/or

    1957. 

  1957.  * modify it under the terms of the GNU Lesser General Public

    1958. 

  1958.  * License as published by the Free Software Foundation; either

    1959. 

  1959.  * version 3 of the License, or any later version.

    1960. 

  1960.  *

    1961. 

  1961.  * This library is distributed in the hope that it will be useful,

    1962. 

  1962.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    1963. 

  1963.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

    1964. 

  1964.  * Lesser General Public License for more details.

    1965. 

  1965.  *

    1966. 

  1966.  * You should have received a copy of the GNU Lesser General Public

    1967. 

  1967.  * License along with this library; if not, write to the Free Software

    1968. 

  1968.  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

    1969. 

  1969.  */

    1970. 

  1970.     class QRsplit {

    1971. 

  1971. 

    1972. 

  1972.         public $dataStr = '';

    1973. 

  1973.         public $input;

    1974. 

  1974.         public $modeHint;

    1975. 

  1975. 

    1976. 

  1976.         //----------------------------------------------------------------------

    1977. 

  1977.         public function __construct($dataStr, $input, $modeHint) 

    1978. 

  1978.         {

    1979. 

  1979.             $this->dataStr  = $dataStr;

    1980. 

  1980.             $this->input    = $input;

    1981. 

  1981.             $this->modeHint = $modeHint;

    1982. 

  1982.         }

    1983. 

  1983.         

    1984. 

  1984.         //----------------------------------------------------------------------

    1985. 

  1985.         public static function isdigitat($str, $pos)

    1986. 

  1986.         {    

    1987. 

  1987.             if ($pos >= strlen($str))

    1988. 

  1988.                 return false;

    1989. 

  1989.             

    1990. 

  1990.             return ((ord($str[$pos]) >= ord('0'))&&(ord($str[$pos]) <= ord('9')));

    1991. 

  1991.         }

    1992. 

  1992.         

    1993. 

  1993.         //----------------------------------------------------------------------

    1994. 

  1994.         public static function isalnumat($str, $pos)

    1995. 

  1995.         {

    1996. 

  1996.             if ($pos >= strlen($str))

    1997. 

  1997.                 return false;

    1998. 

  1998.                 

    1999. 

  1999.             return (QRinput::lookAnTable(ord($str[$pos])) >= 0);

    2000. 

  2000.         }

    2001. 

  2001. 

    2002. 

  2002.         //----------------------------------------------------------------------

    2003. 

  2003.         public function identifyMode($pos)

    2004. 

  2004.         {

    2005. 

  2005.             if ($pos >= strlen($this->dataStr)) 

    2006. 

  2006.                 return QR_MODE_NUL;

    2007. 

  2007.                 

    2008. 

  2008.             $c = $this->dataStr[$pos];

    2009. 

  2009.             

    2010. 

  2010.             if(self::isdigitat($this->dataStr, $pos)) {

    2011. 

  2011.                 return QR_MODE_NUM;

    2012. 

  2012.             } else if(self::isalnumat($this->dataStr, $pos)) {

    2013. 

  2013.                 return QR_MODE_AN;

    2014. 

  2014.             } else if($this->modeHint == QR_MODE_KANJI) {

    2015. 

  2015.             

    2016. 

  2016.                 if ($pos+1 < strlen($this->dataStr)) 

    2017. 

  2017.                 {

    2018. 

  2018.                     $d = $this->dataStr[$pos+1];

    2019. 

  2019.                     $word = (ord($c) << 8) | ord($d);

    2020. 

  2020.                     if(($word >= 0x8140 && $word <= 0x9ffc) || ($word >= 0xe040 && $word <= 0xebbf)) {

    2021. 

  2021.                         return QR_MODE_KANJI;

    2022. 

  2022.                     }

    2023. 

  2023.                 }

    2024. 

  2024.             }

    2025. 

  2025. 

    2026. 

  2026.             return QR_MODE_8;

    2027. 

  2027.         } 

    2028. 

  2028.         

    2029. 

  2029.         //----------------------------------------------------------------------

    2030. 

  2030.         public function eatNum()

    2031. 

  2031.         {

    2032. 

  2032.             $ln = QRspec::lengthIndicator(QR_MODE_NUM, $this->input->getVersion());

    2033. 

  2033. 

    2034. 

  2034.             $p = 0;

    2035. 

  2035.             while(self::isdigitat($this->dataStr, $p)) {

    2036. 

  2036.                 $p++;

    2037. 

  2037.             }

    2038. 

  2038.             

    2039. 

  2039.             $run = $p;

    2040. 

  2040.             $mode = $this->identifyMode($p);

    2041. 

  2041.             

    2042. 

  2042.             if($mode == QR_MODE_8) {

    2043. 

  2043.                 $dif = QRinput::estimateBitsModeNum($run) + 4 + $ln

    2044. 

  2044.                      + QRinput::estimateBitsMode8(1)         // + 4 + l8

    2045. 

  2045.                      - QRinput::estimateBitsMode8($run + 1); // - 4 - l8

    2046. 

  2046.                 if($dif > 0) {

    2047. 

  2047.                     return $this->eat8();

    2048. 

  2048.                 }

    2049. 

  2049.             }

    2050. 

  2050.             if($mode == QR_MODE_AN) {

    2051. 

  2051.                 $dif = QRinput::estimateBitsModeNum($run) + 4 + $ln

    2052. 

  2052.                      + QRinput::estimateBitsModeAn(1)        // + 4 + la

    2053. 

  2053.                      - QRinput::estimateBitsModeAn($run + 1);// - 4 - la

    2054. 

  2054.                 if($dif > 0) {

    2055. 

  2055.                     return $this->eatAn();

    2056. 

  2056.                 }

    2057. 

  2057.             }

    2058. 

  2058.             

    2059. 

  2059.             $ret = $this->input->append(QR_MODE_NUM, $run, str_split($this->dataStr));

    2060. 

  2060.             if($ret < 0)

    2061. 

  2061.                 return -1;

    2062. 

  2062. 

    2063. 

  2063.             return $run;

    2064. 

  2064.         }

    2065. 

  2065.         

    2066. 

  2066.         //----------------------------------------------------------------------

    2067. 

  2067.         public function eatAn()

    2068. 

  2068.         {

    2069. 

  2069.             $la = QRspec::lengthIndicator(QR_MODE_AN,  $this->input->getVersion());

    2070. 

  2070.             $ln = QRspec::lengthIndicator(QR_MODE_NUM, $this->input->getVersion());

    2071. 

  2071. 

    2072. 

  2072.             $p = 0;

    2073. 

  2073.             

    2074. 

  2074.             while(self::isalnumat($this->dataStr, $p)) {

    2075. 

  2075.                 if(self::isdigitat($this->dataStr, $p)) {

    2076. 

  2076.                     $q = $p;

    2077. 

  2077.                     while(self::isdigitat($this->dataStr, $q)) {

    2078. 

  2078.                         $q++;

    2079. 

  2079.                     }

    2080. 

  2080.                     

    2081. 

  2081.                     $dif = QRinput::estimateBitsModeAn($p) // + 4 + la

    2082. 

  2082.                          + QRinput::estimateBitsModeNum($q - $p) + 4 + $ln

    2083. 

  2083.                          - QRinput::estimateBitsModeAn($q); // - 4 - la

    2084. 

  2084.                          

    2085. 

  2085.                     if($dif < 0) {

    2086. 

  2086.                         break;

    2087. 

  2087.                     } else {

    2088. 

  2088.                         $p = $q;

    2089. 

  2089.                     }

    2090. 

  2090.                 } else {

    2091. 

  2091.                     $p++;

    2092. 

  2092.                 }

    2093. 

  2093.             }

    2094. 

  2094. 

    2095. 

  2095.             $run = $p;

    2096. 

  2096. 

    2097. 

  2097.             if(!self::isalnumat($this->dataStr, $p)) {

    2098. 

  2098.                 $dif = QRinput::estimateBitsModeAn($run) + 4 + $la

    2099. 

  2099.                      + QRinput::estimateBitsMode8(1) // + 4 + l8

    2100. 

  2100.                       - QRinput::estimateBitsMode8($run + 1); // - 4 - l8

    2101. 

  2101.                 if($dif > 0) {

    2102. 

  2102.                     return $this->eat8();

    2103. 

  2103.                 }

    2104. 

  2104.             }

    2105. 

  2105. 

    2106. 

  2106.             $ret = $this->input->append(QR_MODE_AN, $run, str_split($this->dataStr));

    2107. 

  2107.             if($ret < 0)

    2108. 

  2108.                 return -1;

    2109. 

  2109. 

    2110. 

  2110.             return $run;

    2111. 

  2111.         }

    2112. 

  2112.         

    2113. 

  2113.         //----------------------------------------------------------------------

    2114. 

  2114.         public function eatKanji()

    2115. 

  2115.         {

    2116. 

  2116.             $p = 0;

    2117. 

  2117.             

    2118. 

  2118.             while($this->identifyMode($p) == QR_MODE_KANJI) {

    2119. 

  2119.                 $p += 2;

    2120. 

  2120.             }

    2121. 

  2121.             

    2122. 

  2122.             $ret = $this->input->append(QR_MODE_KANJI, $p, str_split($this->dataStr));

    2123. 

  2123.             if($ret < 0)

    2124. 

  2124.                 return -1;

    2125. 

  2125. 

    2126. 

  2126.             return $run;

    2127. 

  2127.         }

    2128. 

  2128. 

    2129. 

  2129.         //----------------------------------------------------------------------

    2130. 

  2130.         public function eat8()

    2131. 

  2131.         {

    2132. 

  2132.             $la = QRspec::lengthIndicator(QR_MODE_AN, $this->input->getVersion());

    2133. 

  2133.             $ln = QRspec::lengthIndicator(QR_MODE_NUM, $this->input->getVersion());

    2134. 

  2134. 

    2135. 

  2135.             $p = 1;

    2136. 

  2136.             $dataStrLen = strlen($this->dataStr);

    2137. 

  2137.             

    2138. 

  2138.             while($p < $dataStrLen) {

    2139. 

  2139.                 

    2140. 

  2140.                 $mode = $this->identifyMode($p);

    2141. 

  2141.                 if($mode == QR_MODE_KANJI) {

    2142. 

  2142.                     break;

    2143. 

  2143.                 }

    2144. 

  2144.                 if($mode == QR_MODE_NUM) {

    2145. 

  2145.                     $q = $p;

    2146. 

  2146.                     while(self::isdigitat($this->dataStr, $q)) {

    2147. 

  2147.                         $q++;

    2148. 

  2148.                     }

    2149. 

  2149.                     $dif = QRinput::estimateBitsMode8($p) // + 4 + l8

    2150. 

  2150.                          + QRinput::estimateBitsModeNum($q - $p) + 4 + $ln

    2151. 

  2151.                          - QRinput::estimateBitsMode8($q); // - 4 - l8

    2152. 

  2152.                     if($dif < 0) {

    2153. 

  2153.                         break;

    2154. 

  2154.                     } else {

    2155. 

  2155.                         $p = $q;

    2156. 

  2156.                     }

    2157. 

  2157.                 } else if($mode == QR_MODE_AN) {

    2158. 

  2158.                     $q = $p;

    2159. 

  2159.                     while(self::isalnumat($this->dataStr, $q)) {

    2160. 

  2160.                         $q++;

    2161. 

  2161.                     }

    2162. 

  2162.                     $dif = QRinput::estimateBitsMode8($p)  // + 4 + l8

    2163. 

  2163.                          + QRinput::estimateBitsModeAn($q - $p) + 4 + $la

    2164. 

  2164.                          - QRinput::estimateBitsMode8($q); // - 4 - l8

    2165. 

  2165.                     if($dif < 0) {

    2166. 

  2166.                         break;

    2167. 

  2167.                     } else {

    2168. 

  2168.                         $p = $q;

    2169. 

  2169.                     }

    2170. 

  2170.                 } else {

    2171. 

  2171.                     $p++;

    2172. 

  2172.                 }

    2173. 

  2173.             }

    2174. 

  2174. 

    2175. 

  2175.             $run = $p;

    2176. 

  2176.             $ret = $this->input->append(QR_MODE_8, $run, str_split($this->dataStr));

    2177. 

  2177.             

    2178. 

  2178.             if($ret < 0)

    2179. 

  2179.                 return -1;

    2180. 

  2180. 

    2181. 

  2181.             return $run;

    2182. 

  2182.         }

    2183. 

  2183. 

    2184. 

  2184.         //----------------------------------------------------------------------

    2185. 

  2185.         public function splitString()

    2186. 

  2186.         {

    2187. 

  2187.             while (strlen($this->dataStr) > 0)

    2188. 

  2188.             {

    2189. 

  2189.                 if($this->dataStr == '')

    2190. 

  2190.                     return 0;

    2191. 

  2191. 

    2192. 

  2192.                 $mode = $this->identifyMode(0);

    2193. 

  2193.                 

    2194. 

  2194.                 switch ($mode) {

    2195. 

  2195.                     case QR_MODE_NUM: $length = $this->eatNum(); break;

    2196. 

  2196.                     case QR_MODE_AN:  $length = $this->eatAn(); break;

    2197. 

  2197.                     case QR_MODE_KANJI:

    2198. 

  2198.                         if ($this->modeHint == QR_MODE_KANJI)

    2199. 

  2199.                                 $length = $this->eatKanji();

    2200. 

  2200.                         else    $length = $this->eat8();

    2201. 

  2201.                         break;

    2202. 

  2202.                     default: $length = $this->eat8(); break;

    2203. 

  2203.                 

    2204. 

  2204.                 }

    2205. 

  2205. 

    2206. 

  2206.                 if($length == 0) return 0;

    2207. 

  2207.                 if($length < 0)  return -1;

    2208. 

  2208.                 

    2209. 

  2209.                 $this->dataStr = substr($this->dataStr, $length);

    2210. 

  2210.             }

    2211. 

  2211.         }

    2212. 

  2212. 

    2213. 

  2213.         //----------------------------------------------------------------------

    2214. 

  2214.         public function toUpper()

    2215. 

  2215.         {

    2216. 

  2216.             $stringLen = strlen($this->dataStr);

    2217. 

  2217.             $p = 0;

    2218. 

  2218.             

    2219. 

  2219.             while ($p<$stringLen) {

    2220. 

  2220.                 $mode = self::identifyMode(substr($this->dataStr, $p));

    2221. 

  2221.                 if($mode == QR_MODE_KANJI) {

    2222. 

  2222.                     $p += 2;

    2223. 

  2223.                 } else {

    2224. 

  2224.                     if (ord($this->dataStr[$p]) >= ord('a') && ord($this->dataStr[$p]) <= ord('z')) {

    2225. 

  2225.                         $this->dataStr[$p] = chr(ord($this->dataStr[$p]) - 32);

    2226. 

  2226.                     }

    2227. 

  2227.                     $p++;

    2228. 

  2228.                 }

    2229. 

  2229.             }

    2230. 

  2230. 

    2231. 

  2231.             return $this->dataStr;

    2232. 

  2232.         }

    2233. 

  2233. 

    2234. 

  2234.         //----------------------------------------------------------------------

    2235. 

  2235.         public static function splitStringToQRinput($string, QRinput $input, $modeHint, $casesensitive = true)

    2236. 

  2236.         {

    2237. 

  2237.             if(is_null($string) || $string == '\0' || $string == '') {

    2238. 

  2238.                 throw new Exception('empty string!!!');

    2239. 

  2239.             }

    2240. 

  2240. 

    2241. 

  2241.             $split = new QRsplit($string, $input, $modeHint);

    2242. 

  2242.             

    2243. 

  2243.             if(!$casesensitive)

    2244. 

  2244.                 $split->toUpper();

    2245. 

  2245.                 

    2246. 

  2246.             return $split->splitString();

    2247. 

  2247.         }

    2248. 

  2248.     }
    2249. 

  2249. 

  2250. 

  2251. 

  2252. //---- qrrscode.php -----------------------------
    2253. 

  2253. 

  2254. 

  2255. 

  2256. 

    2257. 

  2257. /*

    2258. 

  2258.  * PHP QR Code encoder

    2259. 

  2259.  *

    2260. 

  2260.  * Reed-Solomon error correction support

    2261. 

  2261.  * 

    2262. 

  2262.  * Copyright (C) 2002, 2003, 2004, 2006 Phil Karn, KA9Q

    2263. 

  2263.  * (libfec is released under the GNU Lesser General Public License.)

    2264. 

  2264.  *

    2265. 

  2265.  * Based on libqrencode C library distributed under LGPL 2.1

    2266. 

  2266.  * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net>

    2267. 

  2267.  *

    2268. 

  2268.  * PHP QR Code is distributed under LGPL 3

    2269. 

  2269.  * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm>

    2270. 

  2270.  *

    2271. 

  2271.  * This library is free software; you can redistribute it and/or

    2272. 

  2272.  * modify it under the terms of the GNU Lesser General Public

    2273. 

  2273.  * License as published by the Free Software Foundation; either

    2274. 

  2274.  * version 3 of the License, or any later version.

    2275. 

  2275.  *

    2276. 

  2276.  * This library is distributed in the hope that it will be useful,

    2277. 

  2277.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    2278. 

  2278.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

    2279. 

  2279.  * Lesser General Public License for more details.

    2280. 

  2280.  *

    2281. 

  2281.  * You should have received a copy of the GNU Lesser General Public

    2282. 

  2282.  * License along with this library; if not, write to the Free Software

    2283. 

  2283.  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

    2284. 

  2284.  */

    2285. 

  2285.  

    2286. 

  2286.     class QRrsItem {

    2287. 

  2287.     

    2288. 

  2288.         public $mm;                  // Bits per symbol 

    2289. 

  2289.         public $nn;                  // Symbols per block (= (1<<mm)-1) 

    2290. 

  2290.         public $alpha_to = array();  // log lookup table 

    2291. 

  2291.         public $index_of = array();  // Antilog lookup table 

    2292. 

  2292.         public $genpoly = array();   // Generator polynomial 

    2293. 

  2293.         public $nroots;              // Number of generator roots = number of parity symbols 

    2294. 

  2294.         public $fcr;                 // First consecutive root, index form 

    2295. 

  2295.         public $prim;                // Primitive element, index form 

    2296. 

  2296.         public $iprim;               // prim-th root of 1, index form 

    2297. 

  2297.         public $pad;                 // Padding bytes in shortened block 

    2298. 

  2298.         public $gfpoly;

    2299. 

  2299.     

    2300. 

  2300.         //----------------------------------------------------------------------

    2301. 

  2301.         public function modnn($x)

    2302. 

  2302.         {

    2303. 

  2303.             while ($x >= $this->nn) {

    2304. 

  2304.                 $x -= $this->nn;

    2305. 

  2305.                 $x = ($x >> $this->mm) + ($x & $this->nn);

    2306. 

  2306.             }

    2307. 

  2307.             

    2308. 

  2308.             return $x;

    2309. 

  2309.         }

    2310. 

  2310.         

    2311. 

  2311.         //----------------------------------------------------------------------

    2312. 

  2312.         public static function init_rs_char($symsize, $gfpoly, $fcr, $prim, $nroots, $pad)

    2313. 

  2313.         {

    2314. 

  2314.             // Common code for intializing a Reed-Solomon control block (char or int symbols)

    2315. 

  2315.             // Copyright 2004 Phil Karn, KA9Q

    2316. 

  2316.             // May be used under the terms of the GNU Lesser General Public License (LGPL)

    2317. 

  2317. 

    2318. 

  2318.             $rs = null;

    2319. 

  2319.             

    2320. 

  2320.             // Check parameter ranges

    2321. 

  2321.             if($symsize < 0 || $symsize > 8)                     return $rs;

    2322. 

  2322.             if($fcr < 0 || $fcr >= (1<<$symsize))                return $rs;

    2323. 

  2323.             if($prim <= 0 || $prim >= (1<<$symsize))             return $rs;

    2324. 

  2324.             if($nroots < 0 || $nroots >= (1<<$symsize))          return $rs; // Can't have more roots than symbol values!

    2325. 

  2325.             if($pad < 0 || $pad >= ((1<<$symsize) -1 - $nroots)) return $rs; // Too much padding

    2326. 

  2326. 

    2327. 

  2327.             $rs = new QRrsItem();

    2328. 

  2328.             $rs->mm = $symsize;

    2329. 

  2329.             $rs->nn = (1<<$symsize)-1;

    2330. 

  2330.             $rs->pad = $pad;

    2331. 

  2331. 

    2332. 

  2332.             $rs->alpha_to = array_fill(0, $rs->nn+1, 0);

    2333. 

  2333.             $rs->index_of = array_fill(0, $rs->nn+1, 0);

    2334. 

  2334.           

    2335. 

  2335.             // PHP style macro replacement ;)

    2336. 

  2336.             $NN =& $rs->nn;

    2337. 

  2337.             $A0 =& $NN;

    2338. 

  2338.             

    2339. 

  2339.             // Generate Galois field lookup tables

    2340. 

  2340.             $rs->index_of[0] = $A0; // log(zero) = -inf

    2341. 

  2341.             $rs->alpha_to[$A0] = 0; // alpha**-inf = 0

    2342. 

  2342.             $sr = 1;

    2343. 

  2343.           

    2344. 

  2344.             for($i=0; $i<$rs->nn; $i++) {

    2345. 

  2345.                 $rs->index_of[$sr] = $i;

    2346. 

  2346.                 $rs->alpha_to[$i] = $sr;

    2347. 

  2347.                 $sr <<= 1;

    2348. 

  2348.                 if($sr & (1<<$symsize)) {

    2349. 

  2349.                     $sr ^= $gfpoly;

    2350. 

  2350.                 }

    2351. 

  2351.                 $sr &= $rs->nn;

    2352. 

  2352.             }

    2353. 

  2353.             

    2354. 

  2354.             if($sr != 1){

    2355. 

  2355.                 // field generator polynomial is not primitive!

    2356. 

  2356.                 $rs = NULL;

    2357. 

  2357.                 return $rs;

    2358. 

  2358.             }

    2359. 

  2359. 

    2360. 

  2360.             /* Form RS code generator polynomial from its roots */

    2361. 

  2361.             $rs->genpoly = array_fill(0, $nroots+1, 0);

    2362. 

  2362.         

    2363. 

  2363.             $rs->fcr = $fcr;

    2364. 

  2364.             $rs->prim = $prim;

    2365. 

  2365.             $rs->nroots = $nroots;

    2366. 

  2366.             $rs->gfpoly = $gfpoly;

    2367. 

  2367. 

    2368. 

  2368.             /* Find prim-th root of 1, used in decoding */

    2369. 

  2369.             for($iprim=1;($iprim % $prim) != 0;$iprim += $rs->nn)

    2370. 

  2370.             ; // intentional empty-body loop!

    2371. 

  2371.             

    2372. 

  2372.             $rs->iprim = (int)($iprim / $prim);

    2373. 

  2373.             $rs->genpoly[0] = 1;

    2374. 

  2374.             

    2375. 

  2375.             for ($i = 0,$root=$fcr*$prim; $i < $nroots; $i++, $root += $prim) {

    2376. 

  2376.                 $rs->genpoly[$i+1] = 1;

    2377. 

  2377. 

    2378. 

  2378.                 // Multiply rs->genpoly[] by  @**(root + x)

    2379. 

  2379.                 for ($j = $i; $j > 0; $j--) {

    2380. 

  2380.                     if ($rs->genpoly[$j] != 0) {

    2381. 

  2381.                         $rs->genpoly[$j] = $rs->genpoly[$j-1] ^ $rs->alpha_to[$rs->modnn($rs->index_of[$rs->genpoly[$j]] + $root)];

    2382. 

  2382.                     } else {

    2383. 

  2383.                         $rs->genpoly[$j] = $rs->genpoly[$j-1];

    2384. 

  2384.                     }

    2385. 

  2385.                 }

    2386. 

  2386.                 // rs->genpoly[0] can never be zero

    2387. 

  2387.                 $rs->genpoly[0] = $rs->alpha_to[$rs->modnn($rs->index_of[$rs->genpoly[0]] + $root)];

    2388. 

  2388.             }

    2389. 

  2389.             

    2390. 

  2390.             // convert rs->genpoly[] to index form for quicker encoding

    2391. 

  2391.             for ($i = 0; $i <= $nroots; $i++)

    2392. 

  2392.                 $rs->genpoly[$i] = $rs->index_of[$rs->genpoly[$i]];

    2393. 

  2393. 

    2394. 

  2394.             return $rs;

    2395. 

  2395.         }

    2396. 

  2396.         

    2397. 

  2397.         //----------------------------------------------------------------------

    2398. 

  2398.         public function encode_rs_char($data, &$parity)

    2399. 

  2399.         {

    2400. 

  2400.             $MM       =& $this->mm;

    2401. 

  2401.             $NN       =& $this->nn;

    2402. 

  2402.             $ALPHA_TO =& $this->alpha_to;

    2403. 

  2403.             $INDEX_OF =& $this->index_of;

    2404. 

  2404.             $GENPOLY  =& $this->genpoly;

    2405. 

  2405.             $NROOTS   =& $this->nroots;

    2406. 

  2406.             $FCR      =& $this->fcr;

    2407. 

  2407.             $PRIM     =& $this->prim;

    2408. 

  2408.             $IPRIM    =& $this->iprim;

    2409. 

  2409.             $PAD      =& $this->pad;

    2410. 

  2410.             $A0       =& $NN;

    2411. 

  2411. 

    2412. 

  2412.             $parity = array_fill(0, $NROOTS, 0);

    2413. 

  2413. 

    2414. 

  2414.             for($i=0; $i< ($NN-$NROOTS-$PAD); $i++) {

    2415. 

  2415.                 

    2416. 

  2416.                 $feedback = $INDEX_OF[$data[$i] ^ $parity[0]];

    2417. 

  2417.                 if($feedback != $A0) {      

    2418. 

  2418.                     // feedback term is non-zero

    2419. 

  2419.             

    2420. 

  2420.                     // This line is unnecessary when GENPOLY[NROOTS] is unity, as it must

    2421. 

  2421.                     // always be for the polynomials constructed by init_rs()

    2422. 

  2422.                     $feedback = $this->modnn($NN - $GENPOLY[$NROOTS] + $feedback);

    2423. 

  2423.             

    2424. 

  2424.                     for($j=1;$j<$NROOTS;$j++) {

    2425. 

  2425.                         $parity[$j] ^= $ALPHA_TO[$this->modnn($feedback + $GENPOLY[$NROOTS-$j])];

    2426. 

  2426.                     }

    2427. 

  2427.                 }

    2428. 

  2428.                 

    2429. 

  2429.                 // Shift 

    2430. 

  2430.                 array_shift($parity);

    2431. 

  2431.                 if($feedback != $A0) {

    2432. 

  2432.                     array_push($parity, $ALPHA_TO[$this->modnn($feedback + $GENPOLY[0])]);

    2433. 

  2433.                 } else {

    2434. 

  2434.                     array_push($parity, 0);

    2435. 

  2435.                 }

    2436. 

  2436.             }

    2437. 

  2437.         }

    2438. 

  2438.     }

    2439. 

  2439.     

    2440. 

  2440.     //##########################################################################

    2441. 

  2441.     

    2442. 

  2442.     class QRrs {

    2443. 

  2443.     

    2444. 

  2444.         public static $items = array();

    2445. 

  2445.         

    2446. 

  2446.         //----------------------------------------------------------------------

    2447. 

  2447.         public static function init_rs($symsize, $gfpoly, $fcr, $prim, $nroots, $pad)

    2448. 

  2448.         {

    2449. 

  2449.             foreach(self::$items as $rs) {

    2450. 

  2450.                 if($rs->pad != $pad)       continue;

    2451. 

  2451.                 if($rs->nroots != $nroots) continue;

    2452. 

  2452.                 if($rs->mm != $symsize)    continue;

    2453. 

  2453.                 if($rs->gfpoly != $gfpoly) continue;

    2454. 

  2454.                 if($rs->fcr != $fcr)       continue;

    2455. 

  2455.                 if($rs->prim != $prim)     continue;

    2456. 

  2456. 

    2457. 

  2457.                 return $rs;

    2458. 

  2458.             }

    2459. 

  2459. 

    2460. 

  2460.             $rs = QRrsItem::init_rs_char($symsize, $gfpoly, $fcr, $prim, $nroots, $pad);

    2461. 

  2461.             array_unshift(self::$items, $rs);

    2462. 

  2462. 

    2463. 

  2463.             return $rs;

    2464. 

  2464.         }

    2465. 

  2465.     }
    2466. 

  2466. 

  2467. 

  2468. 

  2469. //---- qrmask.php -----------------------------
    2470. 

  2470. 

  2471. 

  2472. 

  2473. 

    2474. 

  2474. /*

    2475. 

  2475.  * PHP QR Code encoder

    2476. 

  2476.  *

    2477. 

  2477.  * Masking

    2478. 

  2478.  *

    2479. 

  2479.  * Based on libqrencode C library distributed under LGPL 2.1

    2480. 

  2480.  * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net>

    2481. 

  2481.  *

    2482. 

  2482.  * PHP QR Code is distributed under LGPL 3

    2483. 

  2483.  * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm>

    2484. 

  2484.  *

    2485. 

  2485.  * This library is free software; you can redistribute it and/or

    2486. 

  2486.  * modify it under the terms of the GNU Lesser General Public

    2487. 

  2487.  * License as published by the Free Software Foundation; either

    2488. 

  2488.  * version 3 of the License, or any later version.

    2489. 

  2489.  *

    2490. 

  2490.  * This library is distributed in the hope that it will be useful,

    2491. 

  2491.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    2492. 

  2492.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

    2493. 

  2493.  * Lesser General Public License for more details.

    2494. 

  2494.  *

    2495. 

  2495.  * You should have received a copy of the GNU Lesser General Public

    2496. 

  2496.  * License along with this library; if not, write to the Free Software

    2497. 

  2497.  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

    2498. 

  2498.  */

    2499. 

  2499.  

    2500. 

  2500. 	define('N1', 3);

    2501. 

  2501. 	define('N2', 3);

    2502. 

  2502. 	define('N3', 40);

    2503. 

  2503. 	define('N4', 10);

    2504. 

  2504. 

    2505. 

  2505. 	class QRmask {

    2506. 

  2506. 	

    2507. 

  2507. 		public $runLength = array();

    2508. 

  2508. 		

    2509. 

  2509. 		//----------------------------------------------------------------------

    2510. 

  2510. 		public function __construct() 

    2511. 

  2511.         {

    2512. 

  2512.             $this->runLength = array_fill(0, QRSPEC_WIDTH_MAX + 1, 0);

    2513. 

  2513.         }

    2514. 

  2514.         

    2515. 

  2515.         //----------------------------------------------------------------------

    2516. 

  2516.         public function writeFormatInformation($width, &$frame, $mask, $level)

    2517. 

  2517.         {

    2518. 

  2518.             $blacks = 0;

    2519. 

  2519.             $format =  QRspec::getFormatInfo($mask, $level);

    2520. 

  2520. 

    2521. 

  2521.             for($i=0; $i<8; $i++) {

    2522. 

  2522.                 if($format & 1) {

    2523. 

  2523.                     $blacks += 2;

    2524. 

  2524.                     $v = 0x85;

    2525. 

  2525.                 } else {

    2526. 

  2526.                     $v = 0x84;

    2527. 

  2527.                 }

    2528. 

  2528.                 

    2529. 

  2529.                 $frame[8][$width - 1 - $i] = chr($v);

    2530. 

  2530.                 if($i < 6) {

    2531. 

  2531.                     $frame[$i][8] = chr($v);

    2532. 

  2532.                 } else {

    2533. 

  2533.                     $frame[$i + 1][8] = chr($v);

    2534. 

  2534.                 }

    2535. 

  2535.                 $format = $format >> 1;

    2536. 

  2536.             }

    2537. 

  2537.             

    2538. 

  2538.             for($i=0; $i<7; $i++) {

    2539. 

  2539.                 if($format & 1) {

    2540. 

  2540.                     $blacks += 2;

    2541. 

  2541.                     $v = 0x85;

    2542. 

  2542.                 } else {

    2543. 

  2543.                     $v = 0x84;

    2544. 

  2544.                 }

    2545. 

  2545.                 

    2546. 

  2546.                 $frame[$width - 7 + $i][8] = chr($v);

    2547. 

  2547.                 if($i == 0) {

    2548. 

  2548.                     $frame[8][7] = chr($v);

    2549. 

  2549.                 } else {

    2550. 

  2550.                     $frame[8][6 - $i] = chr($v);

    2551. 

  2551.                 }

    2552. 

  2552.                 

    2553. 

  2553.                 $format = $format >> 1;

    2554. 

  2554.             }

    2555. 

  2555. 

    2556. 

  2556.             return $blacks;

    2557. 

  2557.         }

    2558. 

  2558.         

    2559. 

  2559.         //----------------------------------------------------------------------

    2560. 

  2560.         public function mask0($x, $y) { return ($x+$y)&1;                       }

    2561. 

  2561.         public function mask1($x, $y) { return ($y&1);                          }

    2562. 

  2562.         public function mask2($x, $y) { return ($x%3);                          }

    2563. 

  2563.         public function mask3($x, $y) { return ($x+$y)%3;                       }

    2564. 

  2564.         public function mask4($x, $y) { return (((int)($y/2))+((int)($x/3)))&1; }

    2565. 

  2565.         public function mask5($x, $y) { return (($x*$y)&1)+($x*$y)%3;           }

    2566. 

  2566.         public function mask6($x, $y) { return ((($x*$y)&1)+($x*$y)%3)&1;       }

    2567. 

  2567.         public function mask7($x, $y) { return ((($x*$y)%3)+(($x+$y)&1))&1;     }

    2568. 

  2568.         

    2569. 

  2569.         //----------------------------------------------------------------------

    2570. 

  2570.         private function generateMaskNo($maskNo, $width, $frame)

    2571. 

  2571.         {

    2572. 

  2572.             $bitMask = array_fill(0, $width, array_fill(0, $width, 0));

    2573. 

  2573.             

    2574. 

  2574.             for($y=0; $y<$width; $y++) {

    2575. 

  2575.                 for($x=0; $x<$width; $x++) {

    2576. 

  2576.                     if(ord($frame[$y][$x]) & 0x80) {

    2577. 

  2577.                         $bitMask[$y][$x] = 0;

    2578. 

  2578.                     } else {

    2579. 

  2579.                         $maskFunc = call_user_func(array($this, 'mask'.$maskNo), $x, $y);

    2580. 

  2580.                         $bitMask[$y][$x] = ($maskFunc == 0)?1:0;

    2581. 

  2581.                     }

    2582. 

  2582.                     

    2583. 

  2583.                 }

    2584. 

  2584.             }

    2585. 

  2585.             

    2586. 

  2586.             return $bitMask;

    2587. 

  2587.         }

    2588. 

  2588.         

    2589. 

  2589.         //----------------------------------------------------------------------

    2590. 

  2590.         public static function serial($bitFrame)

    2591. 

  2591.         {

    2592. 

  2592.             $codeArr = array();

    2593. 

  2593.             

    2594. 

  2594.             foreach ($bitFrame as $line)

    2595. 

  2595.                 $codeArr[] = join('', $line);

    2596. 

  2596.                 

    2597. 

  2597.             return gzcompress(join("\n", $codeArr), 9);

    2598. 

  2598.         }

    2599. 

  2599.         

    2600. 

  2600.         //----------------------------------------------------------------------

    2601. 

  2601.         public static function unserial($code)

    2602. 

  2602.         {

    2603. 

  2603.             $codeArr = array();

    2604. 

  2604.             

    2605. 

  2605.             $codeLines = explode("\n", gzuncompress($code));

    2606. 

  2606.             foreach ($codeLines as $line)

    2607. 

  2607.                 $codeArr[] = str_split($line);

    2608. 

  2608.             

    2609. 

  2609.             return $codeArr;

    2610. 

  2610.         }

    2611. 

  2611.         

    2612. 

  2612.         //----------------------------------------------------------------------

    2613. 

  2613.         public function makeMaskNo($maskNo, $width, $s, &$d, $maskGenOnly = false) 

    2614. 

  2614.         {

    2615. 

  2615.             $b = 0;

    2616. 

  2616.             $bitMask = array();

    2617. 

  2617.             

    2618. 

  2618.             $fileName = QR_CACHE_DIR.'mask_'.$maskNo.DIRECTORY_SEPARATOR.'mask_'.$width.'_'.$maskNo.'.dat';

    2619. 

  2619. 

    2620. 

  2620.             if (QR_CACHEABLE) {

    2621. 

  2621.                 if (file_exists($fileName)) {

    2622. 

  2622.                     $bitMask = self::unserial(file_get_contents($fileName));

    2623. 

  2623.                 } else {

    2624. 

  2624.                     $bitMask = $this->generateMaskNo($maskNo, $width, $s);

    2625. 

  2625.                     if (!file_exists(QR_CACHE_DIR.'mask_'.$maskNo))

    2626. 

  2626.                         mkdir(QR_CACHE_DIR.'mask_'.$maskNo);

    2627. 

  2627.                     file_put_contents($fileName, self::serial($bitMask));

    2628. 

  2628.                 }

    2629. 

  2629.             } else {

    2630. 

  2630.                 $bitMask = $this->generateMaskNo($maskNo, $width, $s);

    2631. 

  2631.             }

    2632. 

  2632. 

    2633. 

  2633.             if ($maskGenOnly)

    2634. 

  2634.                 return;

    2635. 

  2635.                 

    2636. 

  2636.             $d = $s;

    2637. 

  2637. 

    2638. 

  2638.             for($y=0; $y<$width; $y++) {

    2639. 

  2639.                 for($x=0; $x<$width; $x++) {

    2640. 

  2640.                     if($bitMask[$y][$x] == 1) {

    2641. 

  2641.                         $d[$y][$x] = chr(ord($s[$y][$x]) ^ (int)$bitMask[$y][$x]);

    2642. 

  2642.                     }

    2643. 

  2643.                     $b += (int)(ord($d[$y][$x]) & 1);

    2644. 

  2644.                 }

    2645. 

  2645.             }

    2646. 

  2646. 

    2647. 

  2647.             return $b;

    2648. 

  2648.         }

    2649. 

  2649.         

    2650. 

  2650.         //----------------------------------------------------------------------

    2651. 

  2651.         public function makeMask($width, $frame, $maskNo, $level)

    2652. 

  2652.         {

    2653. 

  2653.             $masked = array_fill(0, $width, str_repeat("\0", $width));

    2654. 

  2654.             $this->makeMaskNo($maskNo, $width, $frame, $masked);

    2655. 

  2655.             $this->writeFormatInformation($width, $masked, $maskNo, $level);

    2656. 

  2656.        

    2657. 

  2657.             return $masked;

    2658. 

  2658.         }

    2659. 

  2659.         

    2660. 

  2660.         //----------------------------------------------------------------------

    2661. 

  2661.         public function calcN1N3($length)

    2662. 

  2662.         {

    2663. 

  2663.             $demerit = 0;

    2664. 

  2664. 

    2665. 

  2665.             for($i=0; $i<$length; $i++) {

    2666. 

  2666.                 

    2667. 

  2667.                 if($this->runLength[$i] >= 5) {

    2668. 

  2668.                     $demerit += (N1 + ($this->runLength[$i] - 5));

    2669. 

  2669.                 }

    2670. 

  2670.                 if($i & 1) {

    2671. 

  2671.                     if(($i >= 3) && ($i < ($length-2)) && ($this->runLength[$i] % 3 == 0)) {

    2672. 

  2672.                         $fact = (int)($this->runLength[$i] / 3);

    2673. 

  2673.                         if(($this->runLength[$i-2] == $fact) &&

    2674. 

  2674.                            ($this->runLength[$i-1] == $fact) &&

    2675. 

  2675.                            ($this->runLength[$i+1] == $fact) &&

    2676. 

  2676.                            ($this->runLength[$i+2] == $fact)) {

    2677. 

  2677.                             if(($this->runLength[$i-3] < 0) || ($this->runLength[$i-3] >= (4 * $fact))) {

    2678. 

  2678.                                 $demerit += N3;

    2679. 

  2679.                             } else if((($i+3) >= $length) || ($this->runLength[$i+3] >= (4 * $fact))) {

    2680. 

  2680.                                 $demerit += N3;

    2681. 

  2681.                             }

    2682. 

  2682.                         }

    2683. 

  2683.                     }

    2684. 

  2684.                 }

    2685. 

  2685.             }

    2686. 

  2686.             return $demerit;

    2687. 

  2687.         }

    2688. 

  2688.         

    2689. 

  2689.         //----------------------------------------------------------------------

    2690. 

  2690.         public function evaluateSymbol($width, $frame)

    2691. 

  2691.         {

    2692. 

  2692.             $head = 0;

    2693. 

  2693.             $demerit = 0;

    2694. 

  2694. 

    2695. 

  2695.             for($y=0; $y<$width; $y++) {

    2696. 

  2696.                 $head = 0;

    2697. 

  2697.                 $this->runLength[0] = 1;

    2698. 

  2698.                 

    2699. 

  2699.                 $frameY = $frame[$y];

    2700. 

  2700.                 

    2701. 

  2701.                 if ($y>0)

    2702. 

  2702.                     $frameYM = $frame[$y-1];

    2703. 

  2703.                 

    2704. 

  2704.                 for($x=0; $x<$width; $x++) {

    2705. 

  2705.                     if(($x > 0) && ($y > 0)) {

    2706. 

  2706.                         $b22 = ord($frameY[$x]) & ord($frameY[$x-1]) & ord($frameYM[$x]) & ord($frameYM[$x-1]);

    2707. 

  2707.                         $w22 = ord($frameY[$x]) | ord($frameY[$x-1]) | ord($frameYM[$x]) | ord($frameYM[$x-1]);

    2708. 

  2708.                         

    2709. 

  2709.                         if(($b22 | ($w22 ^ 1))&1) {                                                                     

    2710. 

  2710.                             $demerit += N2;

    2711. 

  2711.                         }

    2712. 

  2712.                     }

    2713. 

  2713.                     if(($x == 0) && (ord($frameY[$x]) & 1)) {

    2714. 

  2714.                         $this->runLength[0] = -1;

    2715. 

  2715.                         $head = 1;

    2716. 

  2716.                         $this->runLength[$head] = 1;

    2717. 

  2717.                     } else if($x > 0) {

    2718. 

  2718.                         if((ord($frameY[$x]) ^ ord($frameY[$x-1])) & 1) {

    2719. 

  2719.                             $head++;

    2720. 

  2720.                             $this->runLength[$head] = 1;

    2721. 

  2721.                         } else {

    2722. 

  2722.                             $this->runLength[$head]++;

    2723. 

  2723.                         }

    2724. 

  2724.                     }

    2725. 

  2725.                 }

    2726. 

  2726.     

    2727. 

  2727.                 $demerit += $this->calcN1N3($head+1);

    2728. 

  2728.             }

    2729. 

  2729. 

    2730. 

  2730.             for($x=0; $x<$width; $x++) {

    2731. 

  2731.                 $head = 0;

    2732. 

  2732.                 $this->runLength[0] = 1;

    2733. 

  2733.                 

    2734. 

  2734.                 for($y=0; $y<$width; $y++) {

    2735. 

  2735.                     if($y == 0 && (ord($frame[$y][$x]) & 1)) {

    2736. 

  2736.                         $this->runLength[0] = -1;

    2737. 

  2737.                         $head = 1;

    2738. 

  2738.                         $this->runLength[$head] = 1;

    2739. 

  2739.                     } else if($y > 0) {

    2740. 

  2740.                         if((ord($frame[$y][$x]) ^ ord($frame[$y-1][$x])) & 1) {

    2741. 

  2741.                             $head++;

    2742. 

  2742.                             $this->runLength[$head] = 1;

    2743. 

  2743.                         } else {

    2744. 

  2744.                             $this->runLength[$head]++;

    2745. 

  2745.                         }

    2746. 

  2746.                     }

    2747. 

  2747.                 }

    2748. 

  2748.             

    2749. 

  2749.                 $demerit += $this->calcN1N3($head+1);

    2750. 

  2750.             }

    2751. 

  2751. 

    2752. 

  2752.             return $demerit;

    2753. 

  2753.         }

    2754. 

  2754.         

    2755. 

  2755.         

    2756. 

  2756.         //----------------------------------------------------------------------

    2757. 

  2757.         public function mask($width, $frame, $level)

    2758. 

  2758.         {

    2759. 

  2759.             $minDemerit = PHP_INT_MAX;

    2760. 

  2760.             $bestMaskNum = 0;

    2761. 

  2761.             $bestMask = array();

    2762. 

  2762.             

    2763. 

  2763.             $checked_masks = array(0,1,2,3,4,5,6,7);

    2764. 

  2764.             

    2765. 

  2765.             if (QR_FIND_FROM_RANDOM !== false) {

    2766. 

  2766.             

    2767. 

  2767.                 $howManuOut = 8-(QR_FIND_FROM_RANDOM % 9);

    2768. 

  2768.                 for ($i = 0; $i <  $howManuOut; $i++) {

    2769. 

  2769.                     $remPos = rand (0, count($checked_masks)-1);

    2770. 

  2770.                     unset($checked_masks[$remPos]);

    2771. 

  2771.                     $checked_masks = array_values($checked_masks);

    2772. 

  2772.                 }

    2773. 

  2773.             

    2774. 

  2774.             }

    2775. 

  2775.             

    2776. 

  2776.             $bestMask = $frame;

    2777. 

  2777.              

    2778. 

  2778.             foreach($checked_masks as $i) {

    2779. 

  2779.                 $mask = array_fill(0, $width, str_repeat("\0", $width));

    2780. 

  2780. 

    2781. 

  2781.                 $demerit = 0;

    2782. 

  2782.                 $blacks = 0;

    2783. 

  2783.                 $blacks  = $this->makeMaskNo($i, $width, $frame, $mask);

    2784. 

  2784.                 $blacks += $this->writeFormatInformation($width, $mask, $i, $level);

    2785. 

  2785.                 $blacks  = (int)(100 * $blacks / ($width * $width));

    2786. 

  2786.                 $demerit = (int)((int)(abs($blacks - 50) / 5) * N4);

    2787. 

  2787.                 $demerit += $this->evaluateSymbol($width, $mask);

    2788. 

  2788.                 

    2789. 

  2789.                 if($demerit < $minDemerit) {

    2790. 

  2790.                     $minDemerit = $demerit;

    2791. 

  2791.                     $bestMask = $mask;

    2792. 

  2792.                     $bestMaskNum = $i;

    2793. 

  2793.                 }

    2794. 

  2794.             }

    2795. 

  2795.             

    2796. 

  2796.             return $bestMask;

    2797. 

  2797.         }

    2798. 

  2798.         

    2799. 

  2799.         //----------------------------------------------------------------------

    2800. 

  2800.     }

    2801. 

  2801. 

  2802. 

  2803. 

  2804. 

  2805. //---- qrencode.php -----------------------------
    2806. 

  2806. 

  2807. 

  2808. 

  2809. 

    2810. 

  2810. /*

    2811. 

  2811.  * PHP QR Code encoder

    2812. 

  2812.  *

    2813. 

  2813.  * Main encoder classes.

    2814. 

  2814.  *

    2815. 

  2815.  * Based on libqrencode C library distributed under LGPL 2.1

    2816. 

  2816.  * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net>

    2817. 

  2817.  *

    2818. 

  2818.  * PHP QR Code is distributed under LGPL 3

    2819. 

  2819.  * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm>

    2820. 

  2820.  *

    2821. 

  2821.  * This library is free software; you can redistribute it and/or

    2822. 

  2822.  * modify it under the terms of the GNU Lesser General Public

    2823. 

  2823.  * License as published by the Free Software Foundation; either

    2824. 

  2824.  * version 3 of the License, or any later version.

    2825. 

  2825.  *

    2826. 

  2826.  * This library is distributed in the hope that it will be useful,

    2827. 

  2827.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    2828. 

  2828.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

    2829. 

  2829.  * Lesser General Public License for more details.

    2830. 

  2830.  *

    2831. 

  2831.  * You should have received a copy of the GNU Lesser General Public

    2832. 

  2832.  * License along with this library; if not, write to the Free Software

    2833. 

  2833.  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

    2834. 

  2834.  */

    2835. 

  2835.  

    2836. 

  2836.     class QRrsblock {

    2837. 

  2837.         public $dataLength;

    2838. 

  2838.         public $data = array();

    2839. 

  2839.         public $eccLength;

    2840. 

  2840.         public $ecc = array();

    2841. 

  2841.         

    2842. 

  2842.         public function __construct($dl, $data, $el, &$ecc, QRrsItem $rs)

    2843. 

  2843.         {

    2844. 

  2844.             $rs->encode_rs_char($data, $ecc);

    2845. 

  2845.         

    2846. 

  2846.             $this->dataLength = $dl;

    2847. 

  2847.             $this->data = $data;

    2848. 

  2848.             $this->eccLength = $el;

    2849. 

  2849.             $this->ecc = $ecc;

    2850. 

  2850.         }

    2851. 

  2851.     };

    2852. 

  2852.     

    2853. 

  2853.     //##########################################################################

    2854. 

  2854. 

    2855. 

  2855.     class QRrawcode {

    2856. 

  2856.         public $version;

    2857. 

  2857.         public $datacode = array();

    2858. 

  2858.         public $ecccode = array();

    2859. 

  2859.         public $blocks;

    2860. 

  2860.         public $rsblocks = array(); //of RSblock

    2861. 

  2861.         public $count;

    2862. 

  2862.         public $dataLength;

    2863. 

  2863.         public $eccLength;

    2864. 

  2864.         public $b1;

    2865. 

  2865.         

    2866. 

  2866.         //----------------------------------------------------------------------

    2867. 

  2867.         public function __construct(QRinput $input)

    2868. 

  2868.         {

    2869. 

  2869.             $spec = array(0,0,0,0,0);

    2870. 

  2870.             

    2871. 

  2871.             $this->datacode = $input->getByteStream();

    2872. 

  2872.             if(is_null($this->datacode)) {

    2873. 

  2873.                 throw new Exception('null imput string');

    2874. 

  2874.             }

    2875. 

  2875. 

    2876. 

  2876.             QRspec::getEccSpec($input->getVersion(), $input->getErrorCorrectionLevel(), $spec);

    2877. 

  2877. 

    2878. 

  2878.             $this->version = $input->getVersion();

    2879. 

  2879.             $this->b1 = QRspec::rsBlockNum1($spec);

    2880. 

  2880.             $this->dataLength = QRspec::rsDataLength($spec);

    2881. 

  2881.             $this->eccLength = QRspec::rsEccLength($spec);

    2882. 

  2882.             $this->ecccode = array_fill(0, $this->eccLength, 0);

    2883. 

  2883.             $this->blocks = QRspec::rsBlockNum($spec);

    2884. 

  2884.             

    2885. 

  2885.             $ret = $this->init($spec);

    2886. 

  2886.             if($ret < 0) {

    2887. 

  2887.                 throw new Exception('block alloc error');

    2888. 

  2888.                 return null;

    2889. 

  2889.             }

    2890. 

  2890. 

    2891. 

  2891.             $this->count = 0;

    2892. 

  2892.         }

    2893. 

  2893.         

    2894. 

  2894.         //----------------------------------------------------------------------

    2895. 

  2895.         public function init(array $spec)

    2896. 

  2896.         {

    2897. 

  2897.             $dl = QRspec::rsDataCodes1($spec);

    2898. 

  2898.             $el = QRspec::rsEccCodes1($spec);

    2899. 

  2899.             $rs = QRrs::init_rs(8, 0x11d, 0, 1, $el, 255 - $dl - $el);

    2900. 

  2900.             

    2901. 

  2901. 

    2902. 

  2902.             $blockNo = 0;

    2903. 

  2903.             $dataPos = 0;

    2904. 

  2904.             $eccPos = 0;

    2905. 

  2905.             for($i=0; $i<QRspec::rsBlockNum1($spec); $i++) {

    2906. 

  2906.                 $ecc = array_slice($this->ecccode,$eccPos);

    2907. 

  2907.                 $this->rsblocks[$blockNo] = new QRrsblock($dl, array_slice($this->datacode, $dataPos), $el,  $ecc, $rs);

    2908. 

  2908.                 $this->ecccode = array_merge(array_slice($this->ecccode,0, $eccPos), $ecc);

    2909. 

  2909.                 

    2910. 

  2910.                 $dataPos += $dl;

    2911. 

  2911.                 $eccPos += $el;

    2912. 

  2912.                 $blockNo++;

    2913. 

  2913.             }

    2914. 

  2914. 

    2915. 

  2915.             if(QRspec::rsBlockNum2($spec) == 0)

    2916. 

  2916.                 return 0;

    2917. 

  2917. 

    2918. 

  2918.             $dl = QRspec::rsDataCodes2($spec);

    2919. 

  2919.             $el = QRspec::rsEccCodes2($spec);

    2920. 

  2920.             $rs = QRrs::init_rs(8, 0x11d, 0, 1, $el, 255 - $dl - $el);

    2921. 

  2921.             

    2922. 

  2922.             if($rs == NULL) return -1;

    2923. 

  2923.             

    2924. 

  2924.             for($i=0; $i<QRspec::rsBlockNum2($spec); $i++) {

    2925. 

  2925.                 $ecc = array_slice($this->ecccode,$eccPos);

    2926. 

  2926.                 $this->rsblocks[$blockNo] = new QRrsblock($dl, array_slice($this->datacode, $dataPos), $el, $ecc, $rs);

    2927. 

  2927.                 $this->ecccode = array_merge(array_slice($this->ecccode,0, $eccPos), $ecc);

    2928. 

  2928.                 

    2929. 

  2929.                 $dataPos += $dl;

    2930. 

  2930.                 $eccPos += $el;

    2931. 

  2931.                 $blockNo++;

    2932. 

  2932.             }

    2933. 

  2933. 

    2934. 

  2934.             return 0;

    2935. 

  2935.         }

    2936. 

  2936.         

    2937. 

  2937.         //----------------------------------------------------------------------

    2938. 

  2938.         public function getCode()

    2939. 

  2939.         {

    2940. 

  2940.             $ret = 0;

    2941. 

  2941. 

    2942. 

  2942.             if($this->count < $this->dataLength) {

    2943. 

  2943.                 $row = $this->count % $this->blocks;

    2944. 

  2944.                 $col = $this->count / $this->blocks;

    2945. 

  2945.                 if($col >= $this->rsblocks[0]->dataLength) {

    2946. 

  2946.                     $row += $this->b1;

    2947. 

  2947.                 }

    2948. 

  2948.                 $ret = $this->rsblocks[$row]->data[$col];

    2949. 

  2949.             } else if($this->count < $this->dataLength + $this->eccLength) {

    2950. 

  2950.                 $row = ($this->count - $this->dataLength) % $this->blocks;

    2951. 

  2951.                 $col = ($this->count - $this->dataLength) / $this->blocks;

    2952. 

  2952.                 $ret = $this->rsblocks[$row]->ecc[$col];

    2953. 

  2953.             } else {

    2954. 

  2954.                 return 0;

    2955. 

  2955.             }

    2956. 

  2956.             $this->count++;

    2957. 

  2957.             

    2958. 

  2958.             return $ret;

    2959. 

  2959.         }

    2960. 

  2960.     }

    2961. 

  2961. 

    2962. 

  2962.     //##########################################################################

    2963. 

  2963.     

    2964. 

  2964.     class QRcode {

    2965. 

  2965.     

    2966. 

  2966.         public $version;

    2967. 

  2967.         public $width;

    2968. 

  2968.         public $data; 

    2969. 

  2969.         

    2970. 

  2970.         //----------------------------------------------------------------------

    2971. 

  2971.         public function encodeMask(QRinput $input, $mask)

    2972. 

  2972.         {

    2973. 

  2973.             if($input->getVersion() < 0 || $input->getVersion() > QRSPEC_VERSION_MAX) {

    2974. 

  2974.                 throw new Exception('wrong version');

    2975. 

  2975.             }

    2976. 

  2976.             if($input->getErrorCorrectionLevel() > QR_ECLEVEL_H) {

    2977. 

  2977.                 throw new Exception('wrong level');

    2978. 

  2978.             }

    2979. 

  2979. 

    2980. 

  2980.             $raw = new QRrawcode($input);

    2981. 

  2981.             

    2982. 

  2982.             QRtools::markTime('after_raw');

    2983. 

  2983.             

    2984. 

  2984.             $version = $raw->version;

    2985. 

  2985.             $width = QRspec::getWidth($version);

    2986. 

  2986.             $frame = QRspec::newFrame($version);

    2987. 

  2987.             

    2988. 

  2988.             $filler = new FrameFiller($width, $frame);

    2989. 

  2989.             if(is_null($filler)) {

    2990. 

  2990.                 return NULL;

    2991. 

  2991.             }

    2992. 

  2992. 

    2993. 

  2993.             // inteleaved data and ecc codes

    2994. 

  2994.             for($i=0; $i<$raw->dataLength + $raw->eccLength; $i++) {

    2995. 

  2995.                 $code = $raw->getCode();

    2996. 

  2996.                 $bit = 0x80;

    2997. 

  2997.                 for($j=0; $j<8; $j++) {

    2998. 

  2998.                     $addr = $filler->next();

    2999. 

  2999.                     $filler->setFrameAt($addr, 0x02 | (($bit & $code) != 0));

    3000. 

  3000.                     $bit = $bit >> 1;

    3001. 

  3001.                 }

    3002. 

  3002.             }

    3003. 

  3003.             

    3004. 

  3004.             QRtools::markTime('after_filler');

    3005. 

  3005.             

    3006. 

  3006.             unset($raw);

    3007. 

  3007.             

    3008. 

  3008.             // remainder bits

    3009. 

  3009.             $j = QRspec::getRemainder($version);

    3010. 

  3010.             for($i=0; $i<$j; $i++) {

    3011. 

  3011.                 $addr = $filler->next();

    3012. 

  3012.                 $filler->setFrameAt($addr, 0x02);

    3013. 

  3013.             }

    3014. 

  3014.             

    3015. 

  3015.             $frame = $filler->frame;

    3016. 

  3016.             unset($filler);

    3017. 

  3017.             

    3018. 

  3018.             

    3019. 

  3019.             // masking

    3020. 

  3020.             $maskObj = new QRmask();

    3021. 

  3021.             if($mask < 0) {

    3022. 

  3022.             

    3023. 

  3023.                 if (QR_FIND_BEST_MASK) {

    3024. 

  3024.                     $masked = $maskObj->mask($width, $frame, $input->getErrorCorrectionLevel());

    3025. 

  3025.                 } else {

    3026. 

  3026.                     $masked = $maskObj->makeMask($width, $frame, (intval(QR_DEFAULT_MASK) % 8), $input->getErrorCorrectionLevel());

    3027. 

  3027.                 }

    3028. 

  3028.             } else {

    3029. 

  3029.                 $masked = $maskObj->makeMask($width, $frame, $mask, $input->getErrorCorrectionLevel());

    3030. 

  3030.             }

    3031. 

  3031.             

    3032. 

  3032.             if($masked == NULL) {

    3033. 

  3033.                 return NULL;

    3034. 

  3034.             }

    3035. 

  3035.             

    3036. 

  3036.             QRtools::markTime('after_mask');

    3037. 

  3037.             

    3038. 

  3038.             $this->version = $version;

    3039. 

  3039.             $this->width = $width;

    3040. 

  3040.             $this->data = $masked;

    3041. 

  3041.             

    3042. 

  3042.             return $this;

    3043. 

  3043.         }

    3044. 

  3044.     

    3045. 

  3045.         //----------------------------------------------------------------------

    3046. 

  3046.         public function encodeInput(QRinput $input)

    3047. 

  3047.         {

    3048. 

  3048.             return $this->encodeMask($input, -1);

    3049. 

  3049.         }

    3050. 

  3050.         

    3051. 

  3051.         //----------------------------------------------------------------------

    3052. 

  3052.         public function encodeString8bit($string, $version, $level)

    3053. 

  3053.         {

    3054. 

  3054.             if(string == NULL) {

    3055. 

  3055.                 throw new Exception('empty string!');

    3056. 

  3056.                 return NULL;

    3057. 

  3057.             }

    3058. 

  3058. 

    3059. 

  3059.             $input = new QRinput($version, $level);

    3060. 

  3060.             if($input == NULL) return NULL;

    3061. 

  3061. 

    3062. 

  3062.             $ret = $input->append(QR_MODE_8, strlen($string), str_split($string));

    3063. 

  3063.             if($ret < 0) {

    3064. 

  3064.                 unset($input);

    3065. 

  3065.                 return NULL;

    3066. 

  3066.             }

    3067. 

  3067.             return $this->encodeInput($input);

    3068. 

  3068.         }

    3069. 

  3069. 

    3070. 

  3070.         //----------------------------------------------------------------------

    3071. 

  3071.         public function encodeString($string, $version, $level, $hint, $casesensitive)

    3072. 

  3072.         {

    3073. 

  3073. 

    3074. 

  3074.             if($hint != QR_MODE_8 && $hint != QR_MODE_KANJI) {

    3075. 

  3075.                 throw new Exception('bad hint');

    3076. 

  3076.                 return NULL;

    3077. 

  3077.             }

    3078. 

  3078. 

    3079. 

  3079.             $input = new QRinput($version, $level);

    3080. 

  3080.             if($input == NULL) return NULL;

    3081. 

  3081. 

    3082. 

  3082.             $ret = QRsplit::splitStringToQRinput($string, $input, $hint, $casesensitive);

    3083. 

  3083.             if($ret < 0) {

    3084. 

  3084.                 return NULL;

    3085. 

  3085.             }

    3086. 

  3086. 

    3087. 

  3087.             return $this->encodeInput($input);

    3088. 

  3088.         }

    3089. 

  3089.         

    3090. 

  3090.         //----------------------------------------------------------------------

    3091. 

  3091.         public static function png($text, $outfile = false, $level = QR_ECLEVEL_L, $size = 3, $margin = 4, $saveandprint=false) 

    3092. 

  3092.         {

    3093. 

  3093.             $enc = QRencode::factory($level, $size, $margin);

    3094. 

  3094.             return $enc->encodePNG($text, $outfile, $saveandprint=false);

    3095. 

  3095.         }

    3096. 

  3096. 

    3097. 

  3097.         //----------------------------------------------------------------------

    3098. 

  3098.         public static function text($text, $outfile = false, $level = QR_ECLEVEL_L, $size = 3, $margin = 4) 

    3099. 

  3099.         {

    3100. 

  3100.             $enc = QRencode::factory($level, $size, $margin);

    3101. 

  3101.             return $enc->encode($text, $outfile);

    3102. 

  3102.         }

    3103. 

  3103. 

    3104. 

  3104.         //----------------------------------------------------------------------

    3105. 

  3105.         public static function raw($text, $outfile = false, $level = QR_ECLEVEL_L, $size = 3, $margin = 4) 

    3106. 

  3106.         {

    3107. 

  3107.             $enc = QRencode::factory($level, $size, $margin);

    3108. 

  3108.             return $enc->encodeRAW($text, $outfile);

    3109. 

  3109.         }

    3110. 

  3110.     }

    3111. 

  3111.     

    3112. 

  3112.     //##########################################################################

    3113. 

  3113.     

    3114. 

  3114.     class FrameFiller {

    3115. 

  3115.     

    3116. 

  3116.         public $width;

    3117. 

  3117.         public $frame;

    3118. 

  3118.         public $x;

    3119. 

  3119.         public $y;

    3120. 

  3120.         public $dir;

    3121. 

  3121.         public $bit;

    3122. 

  3122.         

    3123. 

  3123.         //----------------------------------------------------------------------

    3124. 

  3124.         public function __construct($width, &$frame)

    3125. 

  3125.         {

    3126. 

  3126.             $this->width = $width;

    3127. 

  3127.             $this->frame = $frame;

    3128. 

  3128.             $this->x = $width - 1;

    3129. 

  3129.             $this->y = $width - 1;

    3130. 

  3130.             $this->dir = -1;

    3131. 

  3131.             $this->bit = -1;

    3132. 

  3132.         }

    3133. 

  3133.         

    3134. 

  3134.         //----------------------------------------------------------------------

    3135. 

  3135.         public function setFrameAt($at, $val)

    3136. 

  3136.         {

    3137. 

  3137.             $this->frame[$at['y']][$at['x']] = chr($val);

    3138. 

  3138.         }

    3139. 

  3139.         

    3140. 

  3140.         //----------------------------------------------------------------------

    3141. 

  3141.         public function getFrameAt($at)

    3142. 

  3142.         {

    3143. 

  3143.             return ord($this->frame[$at['y']][$at['x']]);

    3144. 

  3144.         }

    3145. 

  3145.         

    3146. 

  3146.         //----------------------------------------------------------------------

    3147. 

  3147.         public function next()

    3148. 

  3148.         {

    3149. 

  3149.             do {

    3150. 

  3150.             

    3151. 

  3151.                 if($this->bit == -1) {

    3152. 

  3152.                     $this->bit = 0;

    3153. 

  3153.                     return array('x'=>$this->x, 'y'=>$this->y);

    3154. 

  3154.                 }

    3155. 

  3155. 

    3156. 

  3156.                 $x = $this->x;

    3157. 

  3157.                 $y = $this->y;

    3158. 

  3158.                 $w = $this->width;

    3159. 

  3159. 

    3160. 

  3160.                 if($this->bit == 0) {

    3161. 

  3161.                     $x--;

    3162. 

  3162.                     $this->bit++;

    3163. 

  3163.                 } else {

    3164. 

  3164.                     $x++;

    3165. 

  3165.                     $y += $this->dir;

    3166. 

  3166.                     $this->bit--;

    3167. 

  3167.                 }

    3168. 

  3168. 

    3169. 

  3169.                 if($this->dir < 0) {

    3170. 

  3170.                     if($y < 0) {

    3171. 

  3171.                         $y = 0;

    3172. 

  3172.                         $x -= 2;

    3173. 

  3173.                         $this->dir = 1;

    3174. 

  3174.                         if($x == 6) {

    3175. 

  3175.                             $x--;

    3176. 

  3176.                             $y = 9;

    3177. 

  3177.                         }

    3178. 

  3178.                     }

    3179. 

  3179.                 } else {

    3180. 

  3180.                     if($y == $w) {

    3181. 

  3181.                         $y = $w - 1;

    3182. 

  3182.                         $x -= 2;

    3183. 

  3183.                         $this->dir = -1;

    3184. 

  3184.                         if($x == 6) {

    3185. 

  3185.                             $x--;

    3186. 

  3186.                             $y -= 8;

    3187. 

  3187.                         }

    3188. 

  3188.                     }

    3189. 

  3189.                 }

    3190. 

  3190.                 if($x < 0 || $y < 0) return null;

    3191. 

  3191. 

    3192. 

  3192.                 $this->x = $x;

    3193. 

  3193.                 $this->y = $y;

    3194. 

  3194. 

    3195. 

  3195.             } while(ord($this->frame[$y][$x]) & 0x80);

    3196. 

  3196.                         

    3197. 

  3197.             return array('x'=>$x, 'y'=>$y);

    3198. 

  3198.         }

    3199. 

  3199.         

    3200. 

  3200.     } ;

    3201. 

  3201.     

    3202. 

  3202.     //##########################################################################    

    3203. 

  3203.     

    3204. 

  3204.     class QRencode {

    3205. 

  3205.     

    3206. 

  3206.         public $casesensitive = true;

    3207. 

  3207.         public $eightbit = false;

    3208. 

  3208.         

    3209. 

  3209.         public $version = 0;

    3210. 

  3210.         public $size = 3;

    3211. 

  3211.         public $margin = 4;

    3212. 

  3212.         

    3213. 

  3213.         public $structured = 0; // not supported yet

    3214. 

  3214.         

    3215. 

  3215.         public $level = QR_ECLEVEL_L;

    3216. 

  3216.         public $hint = QR_MODE_8;

    3217. 

  3217.         

    3218. 

  3218.         //----------------------------------------------------------------------

    3219. 

  3219.         public static function factory($level = QR_ECLEVEL_L, $size = 3, $margin = 4)

    3220. 

  3220.         {

    3221. 

  3221.             $enc = new QRencode();

    3222. 

  3222.             $enc->size = $size;

    3223. 

  3223.             $enc->margin = $margin;

    3224. 

  3224.             

    3225. 

  3225.             switch ($level.'') {

    3226. 

  3226.                 case '0':

    3227. 

  3227.                 case '1':

    3228. 

  3228.                 case '2':

    3229. 

  3229.                 case '3':

    3230. 

  3230.                         $enc->level = $level;

    3231. 

  3231.                     break;

    3232. 

  3232.                 case 'l':

    3233. 

  3233.                 case 'L':

    3234. 

  3234.                         $enc->level = QR_ECLEVEL_L;

    3235. 

  3235.                     break;

    3236. 

  3236.                 case 'm':

    3237. 

  3237.                 case 'M':

    3238. 

  3238.                         $enc->level = QR_ECLEVEL_M;

    3239. 

  3239.                     break;

    3240. 

  3240.                 case 'q':

    3241. 

  3241.                 case 'Q':

    3242. 

  3242.                         $enc->level = QR_ECLEVEL_Q;

    3243. 

  3243.                     break;

    3244. 

  3244.                 case 'h':

    3245. 

  3245.                 case 'H':

    3246. 

  3246.                         $enc->level = QR_ECLEVEL_H;

    3247. 

  3247.                     break;

    3248. 

  3248.             }

    3249. 

  3249.             

    3250. 

  3250.             return $enc;

    3251. 

  3251.         }

    3252. 

  3252.         

    3253. 

  3253.         //----------------------------------------------------------------------

    3254. 

  3254.         public function encodeRAW($intext, $outfile = false) 

    3255. 

  3255.         {

    3256. 

  3256.             $code = new QRcode();

    3257. 

  3257. 

    3258. 

  3258.             if($this->eightbit) {

    3259. 

  3259.                 $code->encodeString8bit($intext, $this->version, $this->level);

    3260. 

  3260.             } else {

    3261. 

  3261.                 $code->encodeString($intext, $this->version, $this->level, $this->hint, $this->casesensitive);

    3262. 

  3262.             }

    3263. 

  3263.             

    3264. 

  3264.             return $code->data;

    3265. 

  3265.         }

    3266. 

  3266. 

    3267. 

  3267.         //----------------------------------------------------------------------

    3268. 

  3268.         public function encode($intext, $outfile = false) 

    3269. 

  3269.         {

    3270. 

  3270.             $code = new QRcode();

    3271. 

  3271. 

    3272. 

  3272.             if($this->eightbit) {

    3273. 

  3273.                 $code->encodeString8bit($intext, $this->version, $this->level);

    3274. 

  3274.             } else {

    3275. 

  3275.                 $code->encodeString($intext, $this->version, $this->level, $this->hint, $this->casesensitive);

    3276. 

  3276.             }

    3277. 

  3277.             

    3278. 

  3278.             QRtools::markTime('after_encode');

    3279. 

  3279.             

    3280. 

  3280.             if ($outfile!== false) {

    3281. 

  3281.                 file_put_contents($outfile, join("\n", QRtools::binarize($code->data)));

    3282. 

  3282.             } else {

    3283. 

  3283.                 return QRtools::binarize($code->data);

    3284. 

  3284.             }

    3285. 

  3285.         }

    3286. 

  3286.         

    3287. 

  3287.         //----------------------------------------------------------------------

    3288. 

  3288.         public function encodePNG($intext, $outfile = false,$saveandprint=false) 

    3289. 

  3289.         {

    3290. 

  3290.             try {

    3291. 

  3291.             

    3292. 

  3292.                 ob_start();

    3293. 

  3293.                 $tab = $this->encode($intext);

    3294. 

  3294.                 $err = ob_get_contents();

    3295. 

  3295.                 ob_end_clean();

    3296. 

  3296.                 

    3297. 

  3297.                 if ($err != '')

    3298. 

  3298.                     QRtools::log($outfile, $err);

    3299. 

  3299.                 

    3300. 

  3300.                 $maxSize = (int)(QR_PNG_MAXIMUM_SIZE / (count($tab)+2*$this->margin));

    3301. 

  3301.                 

    3302. 

  3302.                 QRimage::png($tab, $outfile, min(max(1, $this->size), $maxSize), $this->margin,$saveandprint);

    3303. 

  3303.             

    3304. 

  3304.             } catch (Exception $e) {

    3305. 

  3305.             

    3306. 

  3306.                 QRtools::log($outfile, $e->getMessage());

    3307. 

  3307.             

    3308. 

  3308.             }

    3309. 

  3309.         }

    3310. 

  3310.     }

    3311. 

  3311. 

  3312. 

  3313.