时间：2021-07-01 10:21:17 帮助过：10人阅读
- <br>define('QR_MODE_NUL', -1); <br>define('QR_MODE_NUM', 0); <br>define('QR_MODE_AN', 1); <br>define('QR_MODE_8', 2); <br>define('QR_MODE_KANJI', 3); <br>define('QR_MODE_STRUCTURE', 4); <br>// Levels of error correction. <br>define('QR_ECLEVEL_L', 0); <br>define('QR_ECLEVEL_M', 1); <br>define('QR_ECLEVEL_Q', 2); <br>define('QR_ECLEVEL_H', 3); <br>// Supported output formats <br>define('QR_FORMAT_TEXT', 0); <br>define('QR_FORMAT_PNG', 1); <br>class qrstr { <br>public static function set(&$srctab, $x, $y, $repl, $replLen = false) { <br>$srctab[$y] = substr_replace($srctab[$y], ($replLen !== false)?substr($repl,0,$replLen):$repl, $x, ($replLen !== false)?$replLen:strlen($repl)); <br>} <br>} <br>define('QR_CACHEABLE', false); // use cache - more disk reads but less CPU power, masks and format templates are stored there <br>define('QR_CACHE_DIR', false); // used when QR_CACHEABLE === true <br>define('QR_LOG_DIR', false); // default error logs dir <br>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 <br>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 <br>define('QR_DEFAULT_MASK', 2); // when QR_FIND_BEST_MASK === false <br>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 <br>class QRtools { <br>public static function binarize($frame){ <br>$len = count($frame); <br>foreach ($frame as &$frameLine) { <br>for($i=0; $i<$len; $i++) { <br>$frameLine[$i] = (ord($frameLine[$i])&1)?'1':'0'; <br>} <br>} <br>return $frame; <br>} <br>public static function tcpdfBarcodeArray($code, $mode = 'QR,L', $tcPdfVersion = '4.5.037'){ <br>$barcode_array = array(); <br>if (!is_array($mode)) <br>$mode = explode(',', $mode); <br>$eccLevel = 'L'; <br>if (count($mode) > 1) { <br>$eccLevel = $mode[1]; <br>} <br>$qrTab = QRcode::text($code, false, $eccLevel); <br>$size = count($qrTab); <br>$barcode_array['num_rows'] = $size; <br>$barcode_array['num_cols'] = $size; <br>$barcode_array['bcode'] = array(); <br>foreach ($qrTab as $line) { <br>$arrAdd = array(); <br>foreach(str_split($line) as $char) <br>$arrAdd[] = ($char=='1')?1:0; <br>$barcode_array['bcode'][] = $arrAdd; <br>} <br>return $barcode_array; <br>} <br>public static function clearCache(){ <br>self::$frames = array(); <br>} <br>public static function buildCache(){ <br>QRtools::markTime('before_build_cache'); <br>$mask = new QRmask(); <br>for ($a=1; $a <= QRSPEC_VERSION_MAX; $a++) { <br>$frame = QRspec::newFrame($a); <br>if (QR_IMAGE) { <br>$fileName = QR_CACHE_DIR.'frame_'.$a.'.png'; <br>QRimage::png(self::binarize($frame), $fileName, 1, 0); <br>} <br>$width = count($frame); <br>$bitMask = array_fill(0, $width, array_fill(0, $width, 0)); <br>for ($maskNo=0; $maskNo<8; $maskNo++) <br>$mask->makeMaskNo($maskNo, $width, $frame, $bitMask, true); <br>} <br>QRtools::markTime('after_build_cache'); <br>} <br>public static function log($outfile, $err){ <br>if (QR_LOG_DIR !== false) { <br>if ($err != '') { <br>if ($outfile !== false) { <br>file_put_contents(QR_LOG_DIR.basename($outfile).'-errors.txt', date('Y-m-d H:i:s').': '.$err, FILE_APPEND); <br>} else { <br>file_put_contents(QR_LOG_DIR.'errors.txt', date('Y-m-d H:i:s').': '.$err, FILE_APPEND); <br>} <br>} <br>} <br>} <br>public static function dumpMask($frame){ <br>$width = count($frame); <br>for($y=0;$y<$width;$y++) { <br>for($x=0;$x<$width;$x++) { <br>echo ord($frame[$y][$x]).','; <br>} <br>} <br>} <br>public static function markTime($markerId){ <br>list($usec, $sec) = explode(" ", microtime()); <br>$time = ((float)$usec + (float)$sec); <br>if (!isset($GLOBALS['qr_time_bench'])) <br>$GLOBALS['qr_time_bench'] = array(); <br>$GLOBALS['qr_time_bench'][$markerId] = $time; <br>} <br>public static function timeBenchmark(){ <br>self::markTime('finish'); <br>$lastTime = 0; <br>$startTime = 0; <br>$p = 0; <br>echo '<table cellpadding="3" cellspacing="1"> <br><thead><tr style="border-bottom:1px solid silver"><td colspan="2" style="text-align:center">BENCHMARK</td></tr></thead> <br><tbody>'; <br>foreach($GLOBALS['qr_time_bench'] as $markerId=>$thisTime) { <br>if ($p > 0) { <br>echo '<tr><th style="text-align:right">till '.$markerId.': </th><td>'.number_format($thisTime-$lastTime, 6).'s</td></tr>'; <br>} else { <br>$startTime = $thisTime; <br>} <br>$p++; <br>$lastTime = $thisTime; <br>} <br>echo '</tbody><tfoot> <br><tr style="border-top:2px solid black"><th style="text-align:right">TOTAL: </th><td>'.number_format($lastTime-$startTime, 6).'s</td></tr> <br></tfoot> <br></table>'; <br>} <br>} <br>//########################################################################## <br>QRtools::markTime('start'); <br>define('QRSPEC_VERSION_MAX', 40); <br>define('QRSPEC_WIDTH_MAX', 177); <br>define('QRCAP_WIDTH', 0); <br>define('QRCAP_WORDS', 1); <br>define('QRCAP_REMINDER', 2); <br>define('QRCAP_EC', 3); <br>class QRspec { <br>public static $capacity = array( <br>array( 0, 0, 0, array( 0, 0, 0, 0)), <br>array( 21, 26, 0, array( 7, 10, 13, 17)), // 1 <br>array( 25, 44, 7, array( 10, 16, 22, 28)), <br>array( 29, 70, 7, array( 15, 26, 36, 44)), <br>array( 33, 100, 7, array( 20, 36, 52, 64)), <br>array( 37, 134, 7, array( 26, 48, 72, 88)), // 5 <br>array( 41, 172, 7, array( 36, 64, 96, 112)), <br>array( 45, 196, 0, array( 40, 72, 108, 130)), <br>array( 49, 242, 0, array( 48, 88, 132, 156)), <br>array( 53, 292, 0, array( 60, 110, 160, 192)), <br>array( 57, 346, 0, array( 72, 130, 192, 224)), //10 <br>array( 61, 404, 0, array( 80, 150, 224, 264)), <br>array( 65, 466, 0, array( 96, 176, 260, 308)), <br>array( 69, 532, 0, array( 104, 198, 288, 352)), <br>array( 73, 581, 3, array( 120, 216, 320, 384)), <br>array( 77, 655, 3, array( 132, 240, 360, 432)), //15 <br>array( 81, 733, 3, array( 144, 280, 408, 480)), <br>array( 85, 815, 3, array( 168, 308, 448, 532)), <br>array( 89, 901, 3, array( 180, 338, 504, 588)), <br>array( 93, 991, 3, array( 196, 364, 546, 650)), <br>array( 97, 1085, 3, array( 224, 416, 600, 700)), //20 <br>array(101, 1156, 4, array( 224, 442, 644, 750)), <br>array(105, 1258, 4, array( 252, 476, 690, 816)), <br>array(109, 1364, 4, array( 270, 504, 750, 900)), <br>array(113, 1474, 4, array( 300, 560, 810, 960)), <br>array(117, 1588, 4, array( 312, 588, 870, 1050)), //25 <br>array(121, 1706, 4, array( 336, 644, 952, 1110)), <br>array(125, 1828, 4, array( 360, 700, 1020, 1200)), <br>array(129, 1921, 3, array( 390, 728, 1050, 1260)), <br>array(133, 2051, 3, array( 420, 784, 1140, 1350)), <br>array(137, 2185, 3, array( 450, 812, 1200, 1440)), //30 <br>array(141, 2323, 3, array( 480, 868, 1290, 1530)), <br>array(145, 2465, 3, array( 510, 924, 1350, 1620)), <br>array(149, 2611, 3, array( 540, 980, 1440, 1710)), <br>array(153, 2761, 3, array( 570, 1036, 1530, 1800)), <br>array(157, 2876, 0, array( 570, 1064, 1590, 1890)), //35 <br>array(161, 3034, 0, array( 600, 1120, 1680, 1980)), <br>array(165, 3196, 0, array( 630, 1204, 1770, 2100)), <br>array(169, 3362, 0, array( 660, 1260, 1860, 2220)), <br>array(173, 3532, 0, array( 720, 1316, 1950, 2310)), <br>array(177, 3706, 0, array( 750, 1372, 2040, 2430)) //40 <br>); <br>public static function getDataLength($version, $level){ <br>return self::$capacity[$version][QRCAP_WORDS] - self::$capacity[$version][QRCAP_EC][$level]; <br>} <br>public static function getECCLength($version, $level){ <br>return self::$capacity[$version][QRCAP_EC][$level]; <br>} <br>public static function getWidth($version){ <br>return self::$capacity[$version][QRCAP_WIDTH]; <br>} <br>public static function getRemainder($version){ <br>return self::$capacity[$version][QRCAP_REMINDER]; <br>} <br>public static function getMinimumVersion($size, $level){ <br>for($i=1; $i<= QRSPEC_VERSION_MAX; $i++) { <br>$words = self::$capacity[$i][QRCAP_WORDS] - self::$capacity[$i][QRCAP_EC][$level]; <br>if($words >= $size) <br>return $i; <br>} <br>return -1; <br>} <br>//###################################################################### <br>public static $lengthTableBits = array( <br>array(10, 12, 14), <br>array( 9, 11, 13), <br>array( 8, 16, 16), <br>array( 8, 10, 12) <br>); <br>public static function lengthIndicator($mode, $version){ <br>if ($mode == QR_MODE_STRUCTURE) <br>return 0; <br>if ($version <= 9) { <br>$l = 0; <br>} else if ($version <= 26) { <br>$l = 1; <br>} else { <br>$l = 2; <br>} <br>return self::$lengthTableBits[$mode][$l]; <br>} <br>public static function maximumWords($mode, $version){ <br>if($mode == QR_MODE_STRUCTURE) <br>return 3; <br>if($version <= 9) { <br>$l = 0; <br>} else if($version <= 26) { <br>$l = 1; <br>} else { <br>$l = 2; <br>} <br>$bits = self::$lengthTableBits[$mode][$l]; <br>$words = (1 << $bits) - 1; <br>if($mode == QR_MODE_KANJI) { <br>$words *= 2; // the number of bytes is required <br>} <br>return $words; <br>} <br>public static $eccTable = array( <br>array(array( 0, 0), array( 0, 0), array( 0, 0), array( 0, 0)), <br>array(array( 1, 0), array( 1, 0), array( 1, 0), array( 1, 0)), // 1 <br>array(array( 1, 0), array( 1, 0), array( 1, 0), array( 1, 0)), <br>array(array( 1, 0), array( 1, 0), array( 2, 0), array( 2, 0)), <br>array(array( 1, 0), array( 2, 0), array( 2, 0), array( 4, 0)), <br>array(array( 1, 0), array( 2, 0), array( 2, 2), array( 2, 2)), // 5 <br>array(array( 2, 0), array( 4, 0), array( 4, 0), array( 4, 0)), <br>array(array( 2, 0), array( 4, 0), array( 2, 4), array( 4, 1)), <br>array(array( 2, 0), array( 2, 2), array( 4, 2), array( 4, 2)), <br>array(array( 2, 0), array( 3, 2), array( 4, 4), array( 4, 4)), <br>array(array( 2, 2), array( 4, 1), array( 6, 2), array( 6, 2)), //10 <br>array(array( 4, 0), array( 1, 4), array( 4, 4), array( 3, 8)), <br>array(array( 2, 2), array( 6, 2), array( 4, 6), array( 7, 4)), <br>array(array( 4, 0), array( 8, 1), array( 8, 4), array(12, 4)), <br>array(array( 3, 1), array( 4, 5), array(11, 5), array(11, 5)), <br>array(array( 5, 1), array( 5, 5), array( 5, 7), array(11, 7)), //15 <br>array(array( 5, 1), array( 7, 3), array(15, 2), array( 3, 13)), <br>array(array( 1, 5), array(10, 1), array( 1, 15), array( 2, 17)), <br>array(array( 5, 1), array( 9, 4), array(17, 1), array( 2, 19)), <br>array(array( 3, 4), array( 3, 11), array(17, 4), array( 9, 16)), <br>array(array( 3, 5), array( 3, 13), array(15, 5), array(15, 10)), //20 <br>array(array( 4, 4), array(17, 0), array(17, 6), array(19, 6)), <br>array(array( 2, 7), array(17, 0), array( 7, 16), array(34, 0)), <br>array(array( 4, 5), array( 4, 14), array(11, 14), array(16, 14)), <br>array(array( 6, 4), array( 6, 14), array(11, 16), array(30, 2)), <br>array(array( 8, 4), array( 8, 13), array( 7, 22), array(22, 13)), //25 <br>array(array(10, 2), array(19, 4), array(28, 6), array(33, 4)), <br>array(array( 8, 4), array(22, 3), array( 8, 26), array(12, 28)), <br>array(array( 3, 10), array( 3, 23), array( 4, 31), array(11, 31)), <br>array(array( 7, 7), array(21, 7), array( 1, 37), array(19, 26)), <br>array(array( 5, 10), array(19, 10), array(15, 25), array(23, 25)), //30 <br>array(array(13, 3), array( 2, 29), array(42, 1), array(23, 28)), <br>array(array(17, 0), array(10, 23), array(10, 35), array(19, 35)), <br>array(array(17, 1), array(14, 21), array(29, 19), array(11, 46)), <br>array(array(13, 6), array(14, 23), array(44, 7), array(59, 1)), <br>array(array(12, 7), array(12, 26), array(39, 14), array(22, 41)), //35 <br>array(array( 6, 14), array( 6, 34), array(46, 10), array( 2, 64)), <br>array(array(17, 4), array(29, 14), array(49, 10), array(24, 46)), <br>array(array( 4, 18), array(13, 32), array(48, 14), array(42, 32)), <br>array(array(20, 4), array(40, 7), array(43, 22), array(10, 67)), <br>array(array(19, 6), array(18, 31), array(34, 34), array(20, 61)),//40 <br>); <br>// CACHEABLE!!! <br>public static function getEccSpec($version, $level, array &$spec){ <br>if (count($spec) < 5) { <br>$spec = array(0,0,0,0,0); <br>} <br>$b1 = self::$eccTable[$version][$level][0]; <br>$b2 = self::$eccTable[$version][$level][1]; <br>$data = self::getDataLength($version, $level); <br>$ecc = self::getECCLength($version, $level); <br>if($b2 == 0) { <br>$spec[0] = $b1; <br>$spec[1] = (int)($data / $b1); <br>$spec[2] = (int)($ecc / $b1); <br>$spec[3] = 0; <br>$spec[4] = 0; <br>} else { <br>$spec[0] = $b1; <br>$spec[1] = (int)($data / ($b1 + $b2)); <br>$spec[2] = (int)($ecc / ($b1 + $b2)); <br>$spec[3] = $b2; <br>$spec[4] = $spec[1] + 1; <br>} <br>} <br>public static $alignmentPattern = array( <br>array( 0, 0), <br>array( 0, 0), array(18, 0), array(22, 0), array(26, 0), array(30, 0), // 1- 5 <br>array(34, 0), array(22, 38), array(24, 42), array(26, 46), array(28, 50), // 6-10 <br>array(30, 54), array(32, 58), array(34, 62), array(26, 46), array(26, 48), //11-15 <br>array(26, 50), array(30, 54), array(30, 56), array(30, 58), array(34, 62), //16-20 <br>array(28, 50), array(26, 50), array(30, 54), array(28, 54), array(32, 58), //21-25 <br>array(30, 58), array(34, 62), array(26, 50), array(30, 54), array(26, 52), //26-30 <br>array(30, 56), array(34, 60), array(30, 58), array(34, 62), array(30, 54), //31-35 <br>array(24, 50), array(28, 54), array(32, 58), array(26, 54), array(30, 58), //35-40 <br>); <br>public static function putAlignmentMarker(array &$frame, $ox, $oy){ <br>$finder = array( <br>"\xa1\xa1\xa1\xa1\xa1", <br>"\xa1\xa0\xa0\xa0\xa1", <br>"\xa1\xa0\xa1\xa0\xa1", <br>"\xa1\xa0\xa0\xa0\xa1", <br>"\xa1\xa1\xa1\xa1\xa1" <br>); <br>$yStart = $oy-2; <br>$xStart = $ox-2; <br>for($y=0; $y<5; $y++) { <br>QRstr::set($frame, $xStart, $yStart+$y, $finder[$y]); <br>} <br>} <br>public static function putAlignmentPattern($version, &$frame, $width){ <br>if($version < 2) <br>return; <br>$d = self::$alignmentPattern[$version][1] - self::$alignmentPattern[$version][0]; <br>if($d < 0) { <br>$w = 2; <br>} else { <br>$w = (int)(($width - self::$alignmentPattern[$version][0]) / $d + 2); <br>} <br>if($w * $w - 3 == 1) { <br>$x = self::$alignmentPattern[$version][0]; <br>$y = self::$alignmentPattern[$version][0]; <br>self::putAlignmentMarker($frame, $x, $y); <br>return; <br>} <br>$cx = self::$alignmentPattern[$version][0]; <br>for($x=1; $x<$w - 1; $x++) { <br>self::putAlignmentMarker($frame, 6, $cx); <br>self::putAlignmentMarker($frame, $cx, 6); <br>$cx += $d; <br>} <br>$cy = self::$alignmentPattern[$version][0]; <br>for($y=0; $y<$w-1; $y++) { <br>$cx = self::$alignmentPattern[$version][0]; <br>for($x=0; $x<$w-1; $x++) { <br>self::putAlignmentMarker($frame, $cx, $cy); <br>$cx += $d; <br>} <br>$cy += $d; <br>} <br>} <br>public static $versionPattern = array( <br>0x07c94, 0x085bc, 0x09a99, 0x0a4d3, 0x0bbf6, 0x0c762, 0x0d847, 0x0e60d, <br>0x0f928, 0x10b78, 0x1145d, 0x12a17, 0x13532, 0x149a6, 0x15683, 0x168c9, <br>0x177ec, 0x18ec4, 0x191e1, 0x1afab, 0x1b08e, 0x1cc1a, 0x1d33f, 0x1ed75, <br>0x1f250, 0x209d5, 0x216f0, 0x228ba, 0x2379f, 0x24b0b, 0x2542e, 0x26a64, <br>0x27541, 0x28c69 <br>); <br>public static function getVersionPattern($version){ <br>if($version < 7 || $version > QRSPEC_VERSION_MAX) <br>return 0; <br>return self::$versionPattern[$version -7]; <br>} <br>// Format information -------------------------------------------------- <br>// See calcFormatInfo in tests/test_qrspec.c (orginal qrencode c lib) <br>public static $formatInfo = array( <br>array(0x77c4, 0x72f3, 0x7daa, 0x789d, 0x662f, 0x6318, 0x6c41, 0x6976), <br>array(0x5412, 0x5125, 0x5e7c, 0x5b4b, 0x45f9, 0x40ce, 0x4f97, 0x4aa0), <br>array(0x355f, 0x3068, 0x3f31, 0x3a06, 0x24b4, 0x2183, 0x2eda, 0x2bed), <br>array(0x1689, 0x13be, 0x1ce7, 0x19d0, 0x0762, 0x0255, 0x0d0c, 0x083b) <br>); <br>public static function getFormatInfo($mask, $level){ <br>if($mask < 0 || $mask > 7) <br>return 0; <br>if($level < 0 || $level > 3) <br>return 0; <br>return self::$formatInfo[$level][$mask]; <br>} <br>// Frame --------------------------------------------------------------- <br>// Cache of initial frames. <br>public static $frames = array(); <br>public static function putFinderPattern(&$frame, $ox, $oy){ <br>$finder = array( <br>"\xc1\xc1\xc1\xc1\xc1\xc1\xc1", <br>"\xc1\xc0\xc0\xc0\xc0\xc0\xc1", <br>"\xc1\xc0\xc1\xc1\xc1\xc0\xc1", <br>"\xc1\xc0\xc1\xc1\xc1\xc0\xc1", <br>"\xc1\xc0\xc1\xc1\xc1\xc0\xc1", <br>"\xc1\xc0\xc0\xc0\xc0\xc0\xc1", <br>"\xc1\xc1\xc1\xc1\xc1\xc1\xc1" <br>); <br>for($y=0; $y<7; $y++) { <br>QRstr::set($frame, $ox, $oy+$y, $finder[$y]); <br>} <br>} <br>public static function createFrame($version){ <br>$width = self::$capacity[$version][QRCAP_WIDTH]; <br>$frameLine = str_repeat ("\0", $width); <br>$frame = array_fill(0, $width, $frameLine); <br>// Finder pattern <br>self::putFinderPattern($frame, 0, 0); <br>self::putFinderPattern($frame, $width - 7, 0); <br>self::putFinderPattern($frame, 0, $width - 7); <br>// Separator <br>$yOffset = $width - 7; <br>for($y=0; $y<7; $y++) { <br>$frame[$y][7] = "\xc0"; <br>$frame[$y][$width - 8] = "\xc0"; <br>$frame[$yOffset][7] = "\xc0"; <br>$yOffset++; <br>} <br>$setPattern = str_repeat("\xc0", 8); <br>QRstr::set($frame, 0, 7, $setPattern); <br>QRstr::set($frame, $width-8, 7, $setPattern); <br>QRstr::set($frame, 0, $width - 8, $setPattern); <br>// Format info <br>$setPattern = str_repeat("\x84", 9); <br>QRstr::set($frame, 0, 8, $setPattern); <br>QRstr::set($frame, $width - 8, 8, $setPattern, 8); <br>$yOffset = $width - 8; <br>for($y=0; $y<8; $y++,$yOffset++) { <br>$frame[$y][8] = "\x84"; <br>$frame[$yOffset][8] = "\x84"; <br>} <br>// Timing pattern <br>for($i=1; $i<$width-15; $i++) { <br>$frame[6][7+$i] = chr(0x90 | ($i & 1)); <br>$frame[7+$i][6] = chr(0x90 | ($i & 1)); <br>} <br>// Alignment pattern <br>self::putAlignmentPattern($version, $frame, $width); <br>// Version information <br>if($version >= 7) { <br>$vinf = self::getVersionPattern($version); <br>$v = $vinf; <br>for($x=0; $x<6; $x++) { <br>for($y=0; $y<3; $y++) { <br>$frame[($width - 11)+$y][$x] = chr(0x88 | ($v & 1)); <br>$v = $v >> 1; <br>} <br>} <br>$v = $vinf; <br>for($y=0; $y<6; $y++) { <br>for($x=0; $x<3; $x++) { <br>$frame[$y][$x+($width - 11)] = chr(0x88 | ($v & 1)); <br>$v = $v >> 1; <br>} <br>} <br>} <br>// and a little bit... <br>$frame[$width - 8][8] = "\x81"; <br>return $frame; <br>} <br>public static function debug($frame, $binary_mode = false){ <br>if ($binary_mode) { <br>foreach ($frame as &$frameLine) { <br>$frameLine = join('<span class="m"> </span>', explode('0', $frameLine)); <br>$frameLine = join('██', explode('1', $frameLine)); <br>} <br><style> <br>.m { background-color: white; } <br></style> <br>echo '<pre><tt><br/ ><br/ ><br/ > '; <br>echo join("<br/ > ", $frame); <br>echo '</tt></pre><br/ ><br/ ><br/ ><br/ ><br/ ><br/ >'; <br>} else { <br>foreach ($frame as &$frameLine) { <br>$frameLine = join('<span class="m"> </span>', explode("\xc0", $frameLine)); <br>$frameLine = join('<span class="m">▒</span>', explode("\xc1", $frameLine)); <br>$frameLine = join('<span class="p"> </span>', explode("\xa0", $frameLine)); <br>$frameLine = join('<span class="p">▒</span>', explode("\xa1", $frameLine)); <br>$frameLine = join('<span class="s">◇</span>', explode("\x84", $frameLine)); //format 0 <br>$frameLine = join('<span class="s">◆</span>', explode("\x85", $frameLine)); //format 1 <br>$frameLine = join('<span class="x">☢</span>', explode("\x81", $frameLine)); //special bit <br>$frameLine = join('<span class="c"> </span>', explode("\x90", $frameLine)); //clock 0 <br>$frameLine = join('<span class="c">◷</span>', explode("\x91", $frameLine)); //clock 1 <br>$frameLine = join('<span class="f"> </span>', explode("\x88", $frameLine)); //version <br>$frameLine = join('<span class="f">▒</span>', explode("\x89", $frameLine)); //version <br>$frameLine = join('♦', explode("\x01", $frameLine)); <br>$frameLine = join('⋅', explode("\0", $frameLine)); <br>} <br><style> <br>.p { background-color: yellow; } <br>.m { background-color: #00FF00; } <br>.s { background-color: #FF0000; } <br>.c { background-color: aqua; } <br>.x { background-color: pink; } <br>.f { background-color: gold; } <br></style> <br>echo "<pre><tt>"; <br>echo join("<br/ >", $frame); <br>echo "</tt></pre>"; <br>} <br>} <br>public static function serial($frame){ <br>return gzcompress(join("\n", $frame), 9); <br>} <br>public static function unserial($code){ <br>return explode("\n", gzuncompress($code)); <br>} <br>public static function newFrame($version){ <br>if($version < 1 || $version > QRSPEC_VERSION_MAX) <br>return null; <br>if(!isset(self::$frames[$version])) { <br>$fileName = QR_CACHE_DIR.'frame_'.$version.'.dat'; <br>if (QR_CACHEABLE) { <br>if (file_exists($fileName)) { <br>self::$frames[$version] = self::unserial(file_get_contents($fileName)); <br>} else { <br>self::$frames[$version] = self::createFrame($version); <br>file_put_contents($fileName, self::serial(self::$frames[$version])); <br>} <br>} else { <br>self::$frames[$version] = self::createFrame($version); <br>} <br>} <br>if(is_null(self::$frames[$version])) <br>return null; <br>return self::$frames[$version]; <br>} <br>public static function rsBlockNum($spec) { return $spec[0] + $spec[3]; } <br>public static function rsBlockNum1($spec) { return $spec[0]; } <br>public static function rsDataCodes1($spec) { return $spec[1]; } <br>public static function rsEccCodes1($spec) { return $spec[2]; } <br>public static function rsBlockNum2($spec) { return $spec[3]; } <br>public static function rsDataCodes2($spec) { return $spec[4]; } <br>public static function rsEccCodes2($spec) { return $spec[2]; } <br>public static function rsDataLength($spec) { return ($spec[0] * $spec[1]) + ($spec[3] * $spec[4]); } <br>public static function rsEccLength($spec) { return ($spec[0] + $spec[3]) * $spec[2]; } <br>} <br>define('QR_IMAGE', true); <br>class QRimage { <br>public static function png($frame, $filename = false, $pixelPerPoint = 4, $outerFrame = 4,$saveandprint=FALSE){ <br>$image = self::image($frame, $pixelPerPoint, $outerFrame); <br>if ($filename === false) { <br>Header("Content-type: image/png"); <br>ImagePng($image); <br>} else { <br>if($saveandprint===TRUE){ <br>ImagePng($image, $filename); <br>header("Content-type: image/png"); <br>ImagePng($image); <br>}else{ <br>ImagePng($image, $filename); <br>} <br>} <br>ImageDestroy($image); <br>} <br>public static function jpg($frame, $filename = false, $pixelPerPoint = 8, $outerFrame = 4, $q = 85){ <br>$image = self::image($frame, $pixelPerPoint, $outerFrame); <br>if ($filename === false) { <br>Header("Content-type: image/jpeg"); <br>ImageJpeg($image, null, $q); <br>} else { <br>ImageJpeg($image, $filename, $q); <br>} <br>ImageDestroy($image); <br>} <br>private static function image($frame, $pixelPerPoint = 4, $outerFrame = 4){ <br>$h = count($frame); <br>$w = strlen($frame[0]); <br>$imgW = $w + 2*$outerFrame; <br>$imgH = $h + 2*$outerFrame; <br>$base_image =ImageCreate($imgW, $imgH); <br>$col[0] = ImageColorAllocate($base_image,255,255,255); <br>$col[1] = ImageColorAllocate($base_image,0,0,0); <br>imagefill($base_image, 0, 0, $col[0]); <br>for($y=0; $y<$h; $y++) { <br>for($x=0; $x<$w; $x++) { <br>if ($frame[$y][$x] == '1') { <br>ImageSetPixel($base_image,$x+$outerFrame,$y+$outerFrame,$col[1]); <br>} <br>} <br>} <br>$target_image =ImageCreate($imgW * $pixelPerPoint, $imgH * $pixelPerPoint); <br>ImageCopyResized($target_image, $base_image, 0, 0, 0, 0, $imgW * $pixelPerPoint, $imgH * $pixelPerPoint, $imgW, $imgH); <br>ImageDestroy($base_image); <br>return $target_image; <br>} <br>} <br>define('STRUCTURE_HEADER_BITS', 20); <br>define('MAX_STRUCTURED_SYMBOLS', 16); <br>class QRinputItem { <br>public $mode; <br>public $size; <br>public $data; <br>public $bstream; <br>public function __construct($mode, $size, $data, $bstream = null){ <br>$setData = array_slice($data, 0, $size); <br>if (count($setData) < $size) { <br>$setData = array_merge($setData, array_fill(0,$size-count($setData),0)); <br>} <br>if(!QRinput::check($mode, $size, $setData)) { <br>throw new Exception('Error m:'.$mode.',s:'.$size.',d:'.join(',',$setData)); <br>return null; <br>} <br>$this->mode = $mode; <br>$this->size = $size; <br>$this->data = $setData; <br>$this->bstream = $bstream; <br>} <br>public function encodeModeNum($version){ <br>try { <br>$words = (int)($this->size / 3); <br>$bs = new QRbitstream(); <br>$val = 0x1; <br>$bs->appendNum(4, $val); <br>$bs->appendNum(QRspec::lengthIndicator(QR_MODE_NUM, $version), $this->size); <br>for($i=0; $i<$words; $i++) { <br>$val = (ord($this->data[$i*3 ]) - ord('0')) * 100; <br>$val += (ord($this->data[$i*3+1]) - ord('0')) * 10; <br>$val += (ord($this->data[$i*3+2]) - ord('0')); <br>$bs->appendNum(10, $val); <br>} <br>if($this->size - $words * 3 == 1) { <br>$val = ord($this->data[$words*3]) - ord('0'); <br>$bs->appendNum(4, $val); <br>} else if($this->size - $words * 3 == 2) { <br>$val = (ord($this->data[$words*3 ]) - ord('0')) * 10; <br>$val += (ord($this->data[$words*3+1]) - ord('0')); <br>$bs->appendNum(7, $val); <br>} <br>$this->bstream = $bs; <br>return 0; <br>} catch (Exception $e) { <br>return -1; <br>} <br>} <br>public function encodeModeAn($version){ <br>try { <br>$words = (int)($this->size / 2); <br>$bs = new QRbitstream(); <br>$bs->appendNum(4, 0x02); <br>$bs->appendNum(QRspec::lengthIndicator(QR_MODE_AN, $version), $this->size); <br>for($i=0; $i<$words; $i++) { <br>$val = (int)QRinput::lookAnTable(ord($this->data[$i*2 ])) * 45; <br>$val += (int)QRinput::lookAnTable(ord($this->data[$i*2+1])); <br>$bs->appendNum(11, $val); <br>} <br>if($this->size & 1) { <br>$val = QRinput::lookAnTable(ord($this->data[$words * 2])); <br>$bs->appendNum(6, $val); <br>} <br>$this->bstream = $bs; <br>return 0; <br>} catch (Exception $e) { <br>return -1; <br>} <br>} <br>public function encodeMode8($version){ <br>try { <br>$bs = new QRbitstream(); <br>$bs->appendNum(4, 0x4); <br>$bs->appendNum(QRspec::lengthIndicator(QR_MODE_8, $version), $this->size); <br>for($i=0; $i<$this->size; $i++) { <br>$bs->appendNum(8, ord($this->data[$i])); <br>} <br>$this->bstream = $bs; <br>return 0; <br>} catch (Exception $e) { <br>return -1; <br>} <br>} <br>public function encodeModeKanji($version){ <br>try { <br>$bs = new QRbitrtream(); <br>$bs->appendNum(4, 0x8); <br>$bs->appendNum(QRspec::lengthIndicator(QR_MODE_KANJI, $version), (int)($this->size / 2)); <br>for($i=0; $i<$this->size; $i+=2) { <br>$val = (ord($this->data[$i]) << 8) | ord($this->data[$i+1]); <br>if($val <= 0x9ffc) { <br>$val -= 0x8140; <br>} else { <br>$val -= 0xc140; <br>} <br>$h = ($val >> 8) * 0xc0; <br>$val = ($val & 0xff) + $h; <br>$bs->appendNum(13, $val); <br>} <br>$this->bstream = $bs; <br>return 0; <br>} catch (Exception $e) { <br>return -1; <br>} <br>} <br>public function encodeModeStructure(){ <br>try { <br>$bs = new QRbitstream(); <br>$bs->appendNum(4, 0x03); <br>$bs->appendNum(4, ord($this->data[1]) - 1); <br>$bs->appendNum(4, ord($this->data[0]) - 1); <br>$bs->appendNum(8, ord($this->data[2])); <br>$this->bstream = $bs; <br>return 0; <br>} catch (Exception $e) { <br>return -1; <br>} <br>} <br>public function estimateBitStreamSizeOfEntry($version){ <br>$bits = 0; <br>if($version == 0) <br>$version = 1; <br>switch($this->mode) { <br>case QR_MODE_NUM: $bits = QRinput::estimateBitsModeNum($this->size); break; <br>case QR_MODE_AN: $bits = QRinput::estimateBitsModeAn($this->size); break; <br>case QR_MODE_8: $bits = QRinput::estimateBitsMode8($this->size); break; <br>case QR_MODE_KANJI: $bits = QRinput::estimateBitsModeKanji($this->size);break; <br>case QR_MODE_STRUCTURE: return STRUCTURE_HEADER_BITS; <br>default: <br>return 0; <br>} <br>$l = QRspec::lengthIndicator($this->mode, $version); <br>$m = 1 << $l; <br>$num = (int)(($this->size + $m - 1) / $m); <br>$bits += $num * (4 + $l); <br>return $bits; <br>} <br>public function encodeBitStream($version){ <br>try { <br>unset($this->bstream); <br>$words = QRspec::maximumWords($this->mode, $version); <br>if($this->size > $words) { <br>$st1 = new QRinputItem($this->mode, $words, $this->data); <br>$st2 = new QRinputItem($this->mode, $this->size - $words, array_slice($this->data, $words)); <br>$st1->encodeBitStream($version); <br>$st2->encodeBitStream($version); <br>$this->bstream = new QRbitstream(); <br>$this->bstream->append($st1->bstream); <br>$this->bstream->append($st2->bstream); <br>unset($st1); <br>unset($st2); <br>} else { <br>$ret = 0; <br>switch($this->mode) { <br>case QR_MODE_NUM: $ret = $this->encodeModeNum($version); break; <br>case QR_MODE_AN: $ret = $this->encodeModeAn($version); break; <br>case QR_MODE_8: $ret = $this->encodeMode8($version); break; <br>case QR_MODE_KANJI: $ret = $this->encodeModeKanji($version);break; <br>case QR_MODE_STRUCTURE: $ret = $this->encodeModeStructure(); break; <br>default: <br>break; <br>} <br>if($ret < 0) <br>return -1; <br>} <br>return $this->bstream->size(); <br>} catch (Exception $e) { <br>return -1; <br>} <br>} <br>}; <br>class QRinput { <br>public $items; <br>private $version; <br>private $level; <br>public function __construct($version = 0, $level = QR_ECLEVEL_L){ <br>if ($version < 0 || $version > QRSPEC_VERSION_MAX || $level > QR_ECLEVEL_H) { <br>throw new Exception('Invalid version no'); <br>return NULL; <br>} <br>$this->version = $version; <br>$this->level = $level; <br>} <br>public function getVersion(){ <br>return $this->version; <br>} <br>public function setVersion($version){ <br>if($version < 0 || $version > QRSPEC_VERSION_MAX) { <br>throw new Exception('Invalid version no'); <br>return -1; <br>} <br>$this->version = $version; <br>return 0; <br>} <br>public function getErrorCorrectionLevel(){ <br>return $this->level; <br>} <br>public function setErrorCorrectionLevel($level){ <br>if($level > QR_ECLEVEL_H) { <br>throw new Exception('Invalid ECLEVEL'); <br>return -1; <br>} <br>$this->level = $level; <br>return 0; <br>} <br>public function appendEntry(QRinputItem $entry){ <br>$this->items[] = $entry; <br>} <br>public function append($mode, $size, $data){ <br>try { <br>$entry = new QRinputItem($mode, $size, $data); <br>$this->items[] = $entry; <br>return 0; <br>} catch (Exception $e) { <br>return -1; <br>} <br>} <br>public function insertStructuredAppendHeader($size, $index, $parity){ <br>if( $size > MAX_STRUCTURED_SYMBOLS ) { <br>throw new Exception('insertStructuredAppendHeader wrong size'); <br>} <br>if( $index <= 0 || $index > MAX_STRUCTURED_SYMBOLS ) { <br>throw new Exception('insertStructuredAppendHeader wrong index'); <br>} <br>$buf = array($size, $index, $parity); <br>try { <br>$entry = new QRinputItem(QR_MODE_STRUCTURE, 3, buf); <br>array_unshift($this->items, $entry); <br>return 0; <br>} catch (Exception $e) { <br>return -1; <br>} <br>} <br>public function calcParity(){ <br>$parity = 0; <br>foreach($this->items as $item) { <br>if($item->mode != QR_MODE_STRUCTURE) { <br>for($i=$item->size-1; $i>=0; $i--) { <br>$parity ^= $item->data[$i]; <br>} <br>} <br>} <br>return $parity; <br>} <br>public static function checkModeNum($size, $data){ <br>for($i=0; $i<$size; $i++) { <br>if((ord($data[$i]) < ord('0')) || (ord($data[$i]) > ord('9'))){ <br>return false; <br>} <br>} <br>return true; <br>} <br>public static function estimateBitsModeNum($size){ <br>$w = (int)$size / 3; <br>$bits = $w * 10; <br>switch($size - $w * 3) { <br>case 1: <br>$bits += 4; <br>break; <br>case 2: <br>$bits += 7; <br>break; <br>default: <br>break; <br>} <br>return $bits; <br>} <br>public static $anTable = array( <br>-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, <br>-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, <br>36, -1, -1, -1, 37, 38, -1, -1, -1, -1, 39, 40, -1, 41, 42, 43, <br>0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 44, -1, -1, -1, -1, -1, <br>-1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, <br>25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, -1, -1, <br>-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, <br>-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 <br>); <br>public static function lookAnTable($c){ <br>return (($c > 127)?-1:self::$anTable[$c]); <br>} <br>public static function checkModeAn($size, $data){ <br>for($i=0; $i<$size; $i++) { <br>if (self::lookAnTable(ord($data[$i])) == -1) { <br>return false; <br>} <br>} <br>return true; <br>} <br>public static function estimateBitsModeAn($size){ <br>$w = (int)($size / 2); <br>$bits = $w * 11; <br>if($size & 1) { <br>$bits += 6; <br>} <br>return $bits; <br>} <br>public static function estimateBitsMode8($size){ <br>return $size * 8; <br>} <br>public function estimateBitsModeKanji($size){ <br>return (int)(($size / 2) * 13); <br>} <br>public static function checkModeKanji($size, $data){ <br>if($size & 1) <br>return false; <br>for($i=0; $i<$size; $i+=2) { <br>$val = (ord($data[$i]) << 8) | ord($data[$i+1]); <br>if( $val < 0x8140 <br>|| ($val > 0x9ffc && $val < 0xe040) <br>|| $val > 0xebbf) { <br>return false; <br>} <br>} <br>return true; <br>} <br>public static function check($mode, $size, $data){ <br>if($size <= 0) <br>return false; <br>switch($mode) { <br>case QR_MODE_NUM: return self::checkModeNum($size, $data); break; <br>case QR_MODE_AN: return self::checkModeAn($size, $data); break; <br>case QR_MODE_KANJI: return self::checkModeKanji($size, $data); break; <br>case QR_MODE_8: return true; break; <br>case QR_MODE_STRUCTURE: return true; break; <br>default: <br>break; <br>} <br>return false; <br>} <br>public function estimateBitStreamSize($version){ <br>$bits = 0; <br>foreach($this->items as $item) { <br>$bits += $item->estimateBitStreamSizeOfEntry($version); <br>} <br>return $bits; <br>} <br>public function estimateVersion(){ <br>$version = 0; <br>$prev = 0; <br>do { <br>$prev = $version; <br>$bits = $this->estimateBitStreamSize($prev); <br>$version = QRspec::getMinimumVersion((int)(($bits + 7) / 8), $this->level); <br>if ($version < 0) { <br>return -1; <br>} <br>} while ($version > $prev); <br>return $version; <br>} <br>public static function lengthOfCode($mode, $version, $bits){ <br>$payload = $bits - 4 - QRspec::lengthIndicator($mode, $version); <br>switch($mode) { <br>case QR_MODE_NUM: <br>$chunks = (int)($payload / 10); <br>$remain = $payload - $chunks * 10; <br>$size = $chunks * 3; <br>if($remain >= 7) { <br>$size += 2; <br>} else if($remain >= 4) { <br>$size += 1; <br>} <br>break; <br>case QR_MODE_AN: <br>$chunks = (int)($payload / 11); <br>$remain = $payload - $chunks * 11; <br>$size = $chunks * 2; <br>if($remain >= 6) <br>$size++; <br>break; <br>case QR_MODE_8: <br>$size = (int)($payload / 8); <br>break; <br>case QR_MODE_KANJI: <br>$size = (int)(($payload / 13) * 2); <br>break; <br>case QR_MODE_STRUCTURE: <br>$size = (int)($payload / 8); <br>break; <br>default: <br>$size = 0; <br>break; <br>} <br>$maxsize = QRspec::maximumWords($mode, $version); <br>if($size < 0) $size = 0; <br>if($size > $maxsize) $size = $maxsize; <br>return $size; <br>} <br>public function createBitStream(){ <br>$total = 0; <br>foreach($this->items as $item) { <br>$bits = $item->encodeBitStream($this->version); <br>if($bits < 0) <br>return -1; <br>$total += $bits; <br>} <br>return $total; <br>} <br>public function convertData(){ <br>$ver = $this->estimateVersion(); <br>if($ver > $this->getVersion()) { <br>$this->setVersion($ver); <br>} <br>for(;;) { <br>$bits = $this->createBitStream(); <br>if($bits < 0) <br>return -1; <br>$ver = QRspec::getMinimumVersion((int)(($bits + 7) / 8), $this->level); <br>if($ver < 0) { <br>throw new Exception('WRONG VERSION'); <br>return -1; <br>} else if($ver > $this->getVersion()) { <br>$this->setVersion($ver); <br>} else { <br>break; <br>} <br>} <br>return 0; <br>} <br>public function appendPaddingBit(&$bstream){ <br>$bits = $bstream->size(); <br>$maxwords = QRspec::getDataLength($this->version, $this->level); <br>$maxbits = $maxwords * 8; <br>if ($maxbits == $bits) { <br>return 0; <br>} <br>if ($maxbits - $bits < 5) { <br>return $bstream->appendNum($maxbits - $bits, 0); <br>} <br>$bits += 4; <br>$words = (int)(($bits + 7) / 8); <br>$padding = new QRbitstream(); <br>$ret = $padding->appendNum($words * 8 - $bits + 4, 0); <br>if($ret < 0) <br>return $ret; <br>$padlen = $maxwords - $words; <br>if($padlen > 0) { <br>$padbuf = array(); <br>for($i=0; $i<$padlen; $i++) { <br>$padbuf[$i] = ($i&1)?0x11:0xec; <br>} <br>$ret = $padding->appendBytes($padlen, $padbuf); <br>if($ret < 0) <br>return $ret; <br>} <br>$ret = $bstream->append($padding); <br>return $ret; <br>} <br>public function mergeBitStream(){ <br>if($this->convertData() < 0) { <br>return null; <br>} <br>$bstream = new QRbitstream(); <br>foreach($this->items as $item) { <br>$ret = $bstream->append($item->bstream); <br>if($ret < 0) { <br>return null; <br>} <br>} <br>return $bstream; <br>} <br>public function getBitStream(){ <br>$bstream = $this->mergeBitStream(); <br>if($bstream == null) { <br>return null; <br>} <br>$ret = $this->appendPaddingBit($bstream); <br>if($ret < 0) { <br>return null; <br>} <br>return $bstream; <br>} <br>public function getByteStream(){ <br>$bstream = $this->getBitStream(); <br>if($bstream == null) { <br>return null; <br>} <br>return $bstream->toByte(); <br>} <br>} <br>class QRbitstream { <br>public $data = array(); <br>public function size(){ <br>return count($this->data); <br>} <br>public function allocate($setLength){ <br>$this->data = array_fill(0, $setLength, 0); <br>return 0; <br>} <br>public static function newFromNum($bits, $num){ <br>$bstream = new QRbitstream(); <br>$bstream->allocate($bits); <br>$mask = 1 << ($bits - 1); <br>for($i=0; $i<$bits; $i++) { <br>if($num & $mask) { <br>$bstream->data[$i] = 1; <br>} else { <br>$bstream->data[$i] = 0; <br>} <br>$mask = $mask >> 1; <br>} <br>return $bstream; <br>} <br>public static function newFromBytes($size, $data){ <br>$bstream = new QRbitstream(); <br>$bstream->allocate($size * 8); <br>$p=0; <br>for($i=0; $i<$size; $i++) { <br>$mask = 0x80; <br>for($j=0; $j<8; $j++) { <br>if($data[$i] & $mask) { <br>$bstream->data[$p] = 1; <br>} else { <br>$bstream->data[$p] = 0; <br>} <br>$p++; <br>$mask = $mask >> 1; <br>} <br>} <br>return $bstream; <br>} <br>public function append(QRbitstream $arg){ <br>if (is_null($arg)) { <br>return -1; <br>} <br>if($arg->size() == 0) { <br>return 0; <br>} <br>if($this->size() == 0) { <br>$this->data = $arg->data; <br>return 0; <br>} <br>$this->data = array_values(array_merge($this->data, $arg->data)); <br>return 0; <br>} <br>public function appendNum($bits, $num){ <br>if ($bits == 0) <br>return 0; <br>$b = QRbitstream::newFromNum($bits, $num); <br>if(is_null($b)) <br>return -1; <br>$ret = $this->append($b); <br>unset($b); <br>return $ret; <br>} <br>public function appendBytes($size, $data){ <br>if ($size == 0) <br>return 0; <br>$b = QRbitstream::newFromBytes($size, $data); <br>if(is_null($b)) <br>return -1; <br>$ret = $this->append($b); <br>unset($b); <br>return $ret; <br>} <br>public function toByte(){ <br>$size = $this->size(); <br>if($size == 0) { <br>return array(); <br>} <br>$data = array_fill(0, (int)(($size + 7) / 8), 0); <br>$bytes = (int)($size / 8); <br>$p = 0; <br>for($i=0; $i<$bytes; $i++) { <br>$v = 0; <br>for($j=0; $j<8; $j++) { <br>$v = $v << 1; <br>$v |= $this->data[$p]; <br>$p++; <br>} <br>$data[$i] = $v; <br>} <br>if($size & 7) { <br>$v = 0; <br>for($j=0; $j<($size & 7); $j++) { <br>$v = $v << 1; <br>$v |= $this->data[$p]; <br>$p++; <br>} <br>$data[$bytes] = $v; <br>} <br>return $data; <br>} <br>} <br>class QRsplit { <br>public $dataStr = ''; <br>public $input; <br>public $modeHint; <br>public function __construct($dataStr, $input, $modeHint){ <br>$this->dataStr = $dataStr; <br>$this->input = $input; <br>$this->modeHint = $modeHint; <br>} <br>public static function isdigitat($str, $pos){ <br>if ($pos >= strlen($str)) <br>return false; <br>return ((ord($str[$pos]) >= ord('0'))&&(ord($str[$pos]) <= ord('9'))); <br>} <br>public static function isalnumat($str, $pos){ <br>if ($pos >= strlen($str)) <br>return false; <br>return (QRinput::lookAnTable(ord($str[$pos])) >= 0); <br>} <br>public function identifyMode($pos){ <br>if ($pos >= strlen($this->dataStr)) <br>return QR_MODE_NUL; <br>$c = $this->dataStr[$pos]; <br>if(self::isdigitat($this->dataStr, $pos)) { <br>return QR_MODE_NUM; <br>} else if(self::isalnumat($this->dataStr, $pos)) { <br>return QR_MODE_AN; <br>} else if($this->modeHint == QR_MODE_KANJI) { <br>if ($pos+1 < strlen($this->dataStr)) <br>{ <br>$d = $this->dataStr[$pos+1]; <br>$word = (ord($c) << 8) | ord($d); <br>if(($word >= 0x8140 && $word <= 0x9ffc) || ($word >= 0xe040 && $word <= 0xebbf)) { <br>return QR_MODE_KANJI; <br>} <br>} <br>} <br>return QR_MODE_8; <br>} <br>public function eatNum(){ <br>$ln = QRspec::lengthIndicator(QR_MODE_NUM, $this->input->getVersion()); <br>$p = 0; <br>while(self::isdigitat($this->dataStr, $p)) { <br>$p++; <br>} <br>$run = $p; <br>$mode = $this->identifyMode($p); <br>if($mode == QR_MODE_8) { <br>$dif = QRinput::estimateBitsModeNum($run) + 4 + $ln <br>+ QRinput::estimateBitsMode8(1) // + 4 + l8 <br>- QRinput::estimateBitsMode8($run + 1); // - 4 - l8 <br>if($dif > 0) { <br>return $this->eat8(); <br>} <br>} <br>if($mode == QR_MODE_AN) { <br>$dif = QRinput::estimateBitsModeNum($run) + 4 + $ln <br>+ QRinput::estimateBitsModeAn(1) // + 4 + la <br>- QRinput::estimateBitsModeAn($run + 1);// - 4 - la <br>if($dif > 0) { <br>return $this->eatAn(); <br>} <br>} <br>$ret = $this->input->append(QR_MODE_NUM, $run, str_split($this->dataStr)); <br>if($ret < 0) <br>return -1; <br>return $run; <br>} <br>public function eatAn(){ <br>$la = QRspec::lengthIndicator(QR_MODE_AN, $this->input->getVersion()); <br>$ln = QRspec::lengthIndicator(QR_MODE_NUM, $this->input->getVersion()); <br>$p = 0; <br>while(self::isalnumat($this->dataStr, $p)) { <br>if(self::isdigitat($this->dataStr, $p)) { <br>$q = $p; <br>while(self::isdigitat($this->dataStr, $q)) { <br>$q++; <br>} <br>$dif = QRinput::estimateBitsModeAn($p) // + 4 + la <br>+ QRinput::estimateBitsModeNum($q - $p) + 4 + $ln <br>- QRinput::estimateBitsModeAn($q); // - 4 - la <br>if($dif < 0) { <br>break; <br>} else { <br>$p = $q; <br>} <br>} else { <br>$p++; <br>} <br>} <br>$run = $p; <br>if(!self::isalnumat($this->dataStr, $p)) { <br>$dif = QRinput::estimateBitsModeAn($run) + 4 + $la <br>+ QRinput::estimateBitsMode8(1) // + 4 + l8 <br>- QRinput::estimateBitsMode8($run + 1); // - 4 - l8 <br>if($dif > 0) { <br>return $this->eat8(); <br>} <br>} <br>$ret = $this->input->append(QR_MODE_AN, $run, str_split($this->dataStr)); <br>if($ret < 0) <br>return -1; <br>return $run; <br>} <br>public function eatKanji(){ <br>$p = 0; <br>while($this->identifyMode($p) == QR_MODE_KANJI) { <br>$p += 2; <br>} <br>$ret = $this->input->append(QR_MODE_KANJI, $p, str_split($this->dataStr)); <br>if($ret < 0) <br>return -1; <br>return $run; <br>} <br>public function eat8(){ <br>$la = QRspec::lengthIndicator(QR_MODE_AN, $this->input->getVersion()); <br>$ln = QRspec::lengthIndicator(QR_MODE_NUM, $this->input->getVersion()); <br>$p = 1; <br>$dataStrLen = strlen($this->dataStr); <br>while($p < $dataStrLen) { <br>$mode = $this->identifyMode($p); <br>if($mode == QR_MODE_KANJI) { <br>break; <br>} <br>if($mode == QR_MODE_NUM) { <br>$q = $p; <br>while(self::isdigitat($this->dataStr, $q)) { <br>$q++; <br>} <br>$dif = QRinput::estimateBitsMode8($p) // + 4 + l8 <br>+ QRinput::estimateBitsModeNum($q - $p) + 4 + $ln <br>- QRinput::estimateBitsMode8($q); // - 4 - l8 <br>if($dif < 0) { <br>break; <br>} else { <br>$p = $q; <br>} <br>} else if($mode == QR_MODE_AN) { <br>$q = $p; <br>while(self::isalnumat($this->dataStr, $q)) { <br>$q++; <br>} <br>$dif = QRinput::estimateBitsMode8($p) // + 4 + l8 <br>+ QRinput::estimateBitsModeAn($q - $p) + 4 + $la <br>- QRinput::estimateBitsMode8($q); // - 4 - l8 <br>if($dif < 0) { <br>break; <br>} else { <br>$p = $q; <br>} <br>} else { <br>$p++; <br>} <br>} <br>$run = $p; <br>$ret = $this->input->append(QR_MODE_8, $run, str_split($this->dataStr)); <br>if($ret < 0) <br>return -1; <br>return $run; <br>} <br>public function splitString(){ <br>while (strlen($this->dataStr) > 0) <br>{ <br>if($this->dataStr == '') <br>return 0; <br>$mode = $this->identifyMode(0); <br>switch ($mode) { <br>case QR_MODE_NUM: $length = $this->eatNum(); break; <br>case QR_MODE_AN: $length = $this->eatAn(); break; <br>case QR_MODE_KANJI: <br>if ($hint == QR_MODE_KANJI) <br>$length = $this->eatKanji(); <br>else $length = $this->eat8(); <br>break; <br>default: $length = $this->eat8(); break; <br>} <br>if($length == 0) return 0; <br>if($length < 0) return -1; <br>$this->dataStr = substr($this->dataStr, $length); <br>} <br>} <br>public function toUpper(){ <br>$stringLen = strlen($this->dataStr); <br>$p = 0; <br>while ($p<$stringLen) { <br>$mode = self::identifyMode(substr($this->dataStr, $p), $this->modeHint); <br>if($mode == QR_MODE_KANJI) { <br>$p += 2; <br>} else { <br>if (ord($this->dataStr[$p]) >= ord('a') && ord($this->dataStr[$p]) <= ord('z')) { <br>$this->dataStr[$p] = chr(ord($this->dataStr[$p]) - 32); <br>} <br>$p++; <br>} <br>} <br>return $this->dataStr; <br>} <br>public static function splitStringToQRinput($string, QRinput $input, $modeHint, $casesensitive = true){ <br>if(is_null($string) || $string == '\0' || $string == '') { <br>throw new Exception('empty string!!!'); <br>} <br>$split = new QRsplit($string, $input, $modeHint); <br>if(!$casesensitive) <br>$split->toUpper(); <br>return $split->splitString(); <br>} <br>} <br>class QRrsItem { <br>public $mm; // Bits per symbol <br>public $nn; // Symbols per block (= (1<<mm)-1) <br>public $alpha_to = array(); // log lookup table <br>public $index_of = array(); // Antilog lookup table <br>public $genpoly = array(); // Generator polynomial <br>public $nroots; // Number of generator roots = number of parity symbols <br>public $fcr; // First consecutive root, index form <br>public $prim; // Primitive element, index form <br>public $iprim; // prim-th root of 1, index form <br>public $pad; // Padding bytes in shortened block <br>public $gfpoly; <br>public function modnn($x){ <br>while ($x >= $this->nn) { <br>$x -= $this->nn; <br>$x = ($x >> $this->mm) + ($x & $this->nn); <br>} <br>return $x; <br>} <br>public static function init_rs_char($symsize, $gfpoly, $fcr, $prim, $nroots, $pad){ <br>// Common code for intializing a Reed-Solomon control block (char or int symbols) <br>// Copyright 2004 Phil Karn, KA9Q <br>// May be used under the terms of the GNU Lesser General Public License (LGPL) <br>$rs = null; <br>// Check parameter ranges <br>if($symsize < 0 || $symsize > 8) return $rs; <br>if($fcr < 0 || $fcr >= (1<<$symsize)) return $rs; <br>if($prim <= 0 || $prim >= (1<<$symsize)) return $rs; <br>if($nroots < 0 || $nroots >= (1<<$symsize)) return $rs; // Can't have more roots than symbol values! <br>if($pad < 0 || $pad >= ((1<<$symsize) -1 - $nroots)) return $rs; // Too much padding <br>$rs = new QRrsItem(); <br>$rs->mm = $symsize; <br>$rs->nn = (1<<$symsize)-1; <br>$rs->pad = $pad; <br>$rs->alpha_to = array_fill(0, $rs->nn+1, 0); <br>$rs->index_of = array_fill(0, $rs->nn+1, 0); <br>// PHP style macro replacement ;) <br>$NN =& $rs->nn; <br>$A0 =& $NN; <br>// Generate Galois field lookup tables <br>$rs->index_of[0] = $A0; // log(zero) = -inf <br>$rs->alpha_to[$A0] = 0; // alpha**-inf = 0 <br>$sr = 1; <br>for($i=0; $i<$rs->nn; $i++) { <br>$rs->index_of[$sr] = $i; <br>$rs->alpha_to[$i] = $sr; <br>$sr <<= 1; <br>if($sr & (1<<$symsize)) { <br>$sr ^= $gfpoly; <br>} <br>$sr &= $rs->nn; <br>} <br>if($sr != 1){ <br>// field generator polynomial is not primitive! <br>$rs = NULL; <br>return $rs; <br>} <br>/* Form RS code generator polynomial from its roots */ <br>$rs->genpoly = array_fill(0, $nroots+1, 0); <br>$rs->fcr = $fcr; <br>$rs->prim = $prim; <br>$rs->nroots = $nroots; <br>$rs->gfpoly = $gfpoly; <br>/* Find prim-th root of 1, used in decoding */ <br>for($iprim=1;($iprim % $prim) != 0;$iprim += $rs->nn) <br>; // intentional empty-body loop! <br>$rs->iprim = (int)($iprim / $prim); <br>$rs->genpoly[0] = 1; <br>for ($i = 0,$root=$fcr*$prim; $i < $nroots; $i++, $root += $prim) { <br>$rs->genpoly[$i+1] = 1; <br>// Multiply rs->genpoly[] by @**(root + x) <br>for ($j = $i; $j > 0; $j--) { <br>if ($rs->genpoly[$j] != 0) { <br>$rs->genpoly[$j] = $rs->genpoly[$j-1] ^ $rs->alpha_to[$rs->modnn($rs->index_of[$rs->genpoly[$j]] + $root)]; <br>} else { <br>$rs->genpoly[$j] = $rs->genpoly[$j-1]; <br>} <br>} <br>// rs->genpoly[0] can never be zero <br>$rs->genpoly[0] = $rs->alpha_to[$rs->modnn($rs->index_of[$rs->genpoly[0]] + $root)]; <br>} <br>// convert rs->genpoly[] to index form for quicker encoding <br>for ($i = 0; $i <= $nroots; $i++) <br>$rs->genpoly[$i] = $rs->index_of[$rs->genpoly[$i]]; <br>return $rs; <br>} <br>public function encode_rs_char($data, &$parity){ <br>$MM =& $this->mm; <br>$NN =& $this->nn; <br>$ALPHA_TO =& $this->alpha_to; <br>$INDEX_OF =& $this->index_of; <br>$GENPOLY =& $this->genpoly; <br>$NROOTS =& $this->nroots; <br>$FCR =& $this->fcr; <br>$PRIM =& $this->prim; <br>$IPRIM =& $this->iprim; <br>$PAD =& $this->pad; <br>$A0 =& $NN; <br>$parity = array_fill(0, $NROOTS, 0); <br>for($i=0; $i< ($NN-$NROOTS-$PAD); $i++) { <br>$feedback = $INDEX_OF[$data[$i] ^ $parity[0]]; <br>if($feedback != $A0) { <br>// feedback term is non-zero <br>// This line is unnecessary when GENPOLY[NROOTS] is unity, as it must <br>// always be for the polynomials constructed by init_rs() <br>$feedback = $this->modnn($NN - $GENPOLY[$NROOTS] + $feedback); <br>for($j=1;$j<$NROOTS;$j++) { <br>$parity[$j] ^= $ALPHA_TO[$this->modnn($feedback + $GENPOLY[$NROOTS-$j])]; <br>} <br>} <br>// Shift <br>array_shift($parity); <br>if($feedback != $A0) { <br>array_push($parity, $ALPHA_TO[$this->modnn($feedback + $GENPOLY[0])]); <br>} else { <br>array_push($parity, 0); <br>} <br>} <br>} <br>} <br>class QRrs { <br>public static $items = array(); <br>public static function init_rs($symsize, $gfpoly, $fcr, $prim, $nroots, $pad){ <br>foreach(self::$items as $rs) { <br>if($rs->pad != $pad) continue; <br>if($rs->nroots != $nroots) continue; <br>if($rs->mm != $symsize) continue; <br>if($rs->gfpoly != $gfpoly) continue; <br>if($rs->fcr != $fcr) continue; <br>if($rs->prim != $prim) continue; <br>return $rs; <br>} <br>$rs = QRrsItem::init_rs_char($symsize, $gfpoly, $fcr, $prim, $nroots, $pad); <br>array_unshift(self::$items, $rs); <br>return $rs; <br>} <br>} <br>define('N1', 3); <br>define('N2', 3); <br>define('N3', 40); <br>define('N4', 10); <br>class QRmask { <br>public $runLength = array(); <br>//---------------------------------------------------------------------- <br>public function __construct(){ <br>$this->runLength = array_fill(0, QRSPEC_WIDTH_MAX + 1, 0); <br>} <br>public function writeFormatInformation($width, &$frame, $mask, $level){ <br>$blacks = 0; <br>$format = QRspec::getFormatInfo($mask, $level); <br>for($i=0; $i<8; $i++) { <br>if($format & 1) { <br>$blacks += 2; <br>$v = 0x85; <br>} else { <br>$v = 0x84; <br>} <br>$frame[8][$width - 1 - $i] = chr($v); <br>if($i < 6) { <br>$frame[$i][8] = chr($v); <br>} else { <br>$frame[$i + 1][8] = chr($v); <br>} <br>$format = $format >> 1; <br>} <br>for($i=0; $i<7; $i++) { <br>if($format & 1) { <br>$blacks += 2; <br>$v = 0x85; <br>} else { <br>$v = 0x84; <br>} <br>$frame[$width - 7 + $i][8] = chr($v); <br>if($i == 0) { <br>$frame[8][7] = chr($v); <br>} else { <br>$frame[8][6 - $i] = chr($v); <br>} <br>$format = $format >> 1; <br>} <br>return $blacks; <br>} <br>public function mask0($x, $y) { return ($x+$y)&1; } <br>public function mask1($x, $y) { return ($y&1); } <br>public function mask2($x, $y) { return ($x%3); } <br>public function mask3($x, $y) { return ($x+$y)%3; } <br>public function mask4($x, $y) { return (((int)($y/2))+((int)($x/3)))&1; } <br>public function mask5($x, $y) { return (($x*$y)&1)+($x*$y)%3; } <br>public function mask6($x, $y) { return ((($x*$y)&1)+($x*$y)%3)&1; } <br>public function mask7($x, $y) { return ((($x*$y)%3)+(($x+$y)&1))&1; } <br>private function generateMaskNo($maskNo, $width, $frame){ <br>$bitMask = array_fill(0, $width, array_fill(0, $width, 0)); <br>for($y=0; $y<$width; $y++) { <br>for($x=0; $x<$width; $x++) { <br>if(ord($frame[$y][$x]) & 0x80) { <br>$bitMask[$y][$x] = 0; <br>} else { <br>$maskFunc = call_user_func(array($this, 'mask'.$maskNo), $x, $y); <br>$bitMask[$y][$x] = ($maskFunc == 0)?1:0; <br>} <br>} <br>} <br>return $bitMask; <br>} <br>public static function serial($bitFrame){ <br>$codeArr = array(); <br>foreach ($bitFrame as $line) <br>$codeArr[] = join('', $line); <br>return gzcompress(join("\n", $codeArr), 9); <br>} <br>public static function unserial($code){ <br>$codeArr = array(); <br>$codeLines = explode("\n", gzuncompress($code)); <br>foreach ($codeLines as $line) <br>$codeArr[] = str_split($line); <br>return $codeArr; <br>} <br>public function makeMaskNo($maskNo, $width, $s, &$d, $maskGenOnly = false){ <br>$b = 0; <br>$bitMask = array(); <br>$fileName = QR_CACHE_DIR.'mask_'.$maskNo.DIRECTORY_SEPARATOR.'mask_'.$width.'_'.$maskNo.'.dat'; <br>if (QR_CACHEABLE) { <br>if (file_exists($fileName)) { <br>$bitMask = self::unserial(file_get_contents($fileName)); <br>} else { <br>$bitMask = $this->generateMaskNo($maskNo, $width, $s, $d); <br>if (!file_exists(QR_CACHE_DIR.'mask_'.$maskNo)) <br>mkdir(QR_CACHE_DIR.'mask_'.$maskNo); <br>file_put_contents($fileName, self::serial($bitMask)); <br>} <br>} else { <br>$bitMask = $this->generateMaskNo($maskNo, $width, $s, $d); <br>} <br>if ($maskGenOnly) <br>return; <br>$d = $s; <br>for($y=0; $y<$width; $y++) { <br>for($x=0; $x<$width; $x++) { <br>if($bitMask[$y][$x] == 1) { <br>$d[$y][$x] = chr(ord($s[$y][$x]) ^ (int)$bitMask[$y][$x]); <br>} <br>$b += (int)(ord($d[$y][$x]) & 1); <br>} <br>} <br>return $b; <br>} <br>public function makeMask($width, $frame, $maskNo, $level){ <br>$masked = array_fill(0, $width, str_repeat("\0", $width)); <br>$this->makeMaskNo($maskNo, $width, $frame, $masked); <br>$this->writeFormatInformation($width, $masked, $maskNo, $level); <br>return $masked; <br>} <br>public function calcN1N3($length){ <br>$demerit = 0; <br>for($i=0; $i<$length; $i++) { <br>if($this->runLength[$i] >= 5) { <br>$demerit += (N1 + ($this->runLength[$i] - 5)); <br>} <br>if($i & 1) { <br>if(($i >= 3) && ($i < ($length-2)) && ($this->runLength[$i] % 3 == 0)) { <br>$fact = (int)($this->runLength[$i] / 3); <br>if(($this->runLength[$i-2] == $fact) && <br>($this->runLength[$i-1] == $fact) && <br>($this->runLength[$i+1] == $fact) && <br>($this->runLength[$i+2] == $fact)) { <br>if(($this->runLength[$i-3] < 0) || ($this->runLength[$i-3] >= (4 * $fact))) { <br>$demerit += N3; <br>} else if((($i+3) >= $length) || ($this->runLength[$i+3] >= (4 * $fact))) { <br>$demerit += N3; <br>} <br>} <br>} <br>} <br>} <br>return $demerit; <br>} <br>public function evaluateSymbol($width, $frame){ <br>$head = 0; <br>$demerit = 0; <br>for($y=0; $y<$width; $y++) { <br>$head = 0; <br>$this->runLength[0] = 1; <br>$frameY = $frame[$y]; <br>if ($y>0) <br>$frameYM = $frame[$y-1]; <br>for($x=0; $x<$width; $x++) { <br>if(($x > 0) && ($y > 0)) { <br>$b22 = ord($frameY[$x]) & ord($frameY[$x-1]) & ord($frameYM[$x]) & ord($frameYM[$x-1]); <br>$w22 = ord($frameY[$x]) | ord($frameY[$x-1]) | ord($frameYM[$x]) | ord($frameYM[$x-1]); <br>if(($b22 | ($w22 ^ 1))&1) { <br>$demerit += N2; <br>} <br>} <br>if(($x == 0) && (ord($frameY[$x]) & 1)) { <br>$this->runLength[0] = -1; <br>$head = 1; <br>$this->runLength[$head] = 1; <br>} else if($x > 0) { <br>if((ord($frameY[$x]) ^ ord($frameY[$x-1])) & 1) { <br>$head++; <br>$this->runLength[$head] = 1; <br>} else { <br>$this->runLength[$head]++; <br>} <br>} <br>} <br>$demerit += $this->calcN1N3($head+1); <br>} <br>for($x=0; $x<$width; $x++) { <br>$head = 0; <br>$this->runLength[0] = 1; <br>for($y=0; $y<$width; $y++) { <br>if($y == 0 && (ord($frame[$y][$x]) & 1)) { <br>$this->runLength[0] = -1; <br>$head = 1; <br>$this->runLength[$head] = 1; <br>} else if($y > 0) { <br>if((ord($frame[$y][$x]) ^ ord($frame[$y-1][$x])) & 1) { <br>$head++; <br>$this->runLength[$head] = 1; <br>} else { <br>$this->runLength[$head]++; <br>} <br>} <br>} <br>$demerit += $this->calcN1N3($head+1); <br>} <br>return $demerit; <br>} <br>public function mask($width, $frame, $level){ <br>$minDemerit = PHP_INT_MAX; <br>$bestMaskNum = 0; <br>$bestMask = array(); <br>$checked_masks = array(0,1,2,3,4,5,6,7); <br>if (QR_FIND_FROM_RANDOM !== false) { <br>$howManuOut = 8-(QR_FIND_FROM_RANDOM % 9); <br>for ($i = 0; $i < $howManuOut; $i++) { <br>$remPos = rand (0, count($checked_masks)-1); <br>unset($checked_masks[$remPos]); <br>$checked_masks = array_values($checked_masks); <br>} <br>} <br>$bestMask = $frame; <br>foreach($checked_masks as $i) { <br>$mask = array_fill(0, $width, str_repeat("\0", $width)); <br>$demerit = 0; <br>$blacks = 0; <br>$blacks = $this->makeMaskNo($i, $width, $frame, $mask); <br>$blacks += $this->writeFormatInformation($width, $mask, $i, $level); <br>$blacks = (int)(100 * $blacks / ($width * $width)); <br>$demerit = (int)((int)(abs($blacks - 50) / 5) * N4); <br>$demerit += $this->evaluateSymbol($width, $mask); <br>if($demerit < $minDemerit) { <br>$minDemerit = $demerit; <br>$bestMask = $mask; <br>$bestMaskNum = $i; <br>} <br>} <br>return $bestMask; <br>} <br>} <br>class QRrsblock { <br>public $dataLength; <br>public $data = array(); <br>public $eccLength; <br>public $ecc = array(); <br>public function __construct($dl, $data, $el, &$ecc, QRrsItem $rs){ <br>$rs->encode_rs_char($data, $ecc); <br>$this->dataLength = $dl; <br>$this->data = $data; <br>$this->eccLength = $el; <br>$this->ecc = $ecc; <br>} <br>}; <br>//########################################################################## <br>class QRrawcode { <br>public $version; <br>public $datacode = array(); <br>public $ecccode = array(); <br>public $blocks; <br>public $rsblocks = array(); //of RSblock <br>public $count; <br>public $dataLength; <br>public $eccLength; <br>public $b1; <br>public function __construct(QRinput $input){ <br>$spec = array(0,0,0,0,0); <br>$this->datacode = $input->getByteStream(); <br>if(is_null($this->datacode)) { <br>throw new Exception('null imput string'); <br>} <br>QRspec::getEccSpec($input->getVersion(), $input->getErrorCorrectionLevel(), $spec); <br>$this->version = $input->getVersion(); <br>$this->b1 = QRspec::rsBlockNum1($spec); <br>$this->dataLength = QRspec::rsDataLength($spec); <br>$this->eccLength = QRspec::rsEccLength($spec); <br>$this->ecccode = array_fill(0, $this->eccLength, 0); <br>$this->blocks = QRspec::rsBlockNum($spec); <br>$ret = $this->init($spec); <br>if($ret < 0) { <br>throw new Exception('block alloc error'); <br>return null; <br>} <br>$this->count = 0; <br>} <br>public function init(array $spec){ <br>$dl = QRspec::rsDataCodes1($spec); <br>$el = QRspec::rsEccCodes1($spec); <br>$rs = QRrs::init_rs(8, 0x11d, 0, 1, $el, 255 - $dl - $el); <br>$blockNo = 0; <br>$dataPos = 0; <br>$eccPos = 0; <br>for($i=0; $i<QRspec::rsBlockNum1($spec); $i++) { <br>$ecc = array_slice($this->ecccode,$eccPos); <br>$this->rsblocks[$blockNo] = new QRrsblock($dl, array_slice($this->datacode, $dataPos), $el, $ecc, $rs); <br>$this->ecccode = array_merge(array_slice($this->ecccode,0, $eccPos), $ecc); <br>$dataPos += $dl; <br>$eccPos += $el; <br>$blockNo++; <br>} <br>if(QRspec::rsBlockNum2($spec) == 0) <br>return 0; <br>$dl = QRspec::rsDataCodes2($spec); <br>$el = QRspec::rsEccCodes2($spec); <br>$rs = QRrs::init_rs(8, 0x11d, 0, 1, $el, 255 - $dl - $el); <br>if($rs == NULL) return -1; <br>for($i=0; $i<QRspec::rsBlockNum2($spec); $i++) { <br>$ecc = array_slice($this->ecccode,$eccPos); <br>$this->rsblocks[$blockNo] = new QRrsblock($dl, array_slice($this->datacode, $dataPos), $el, $ecc, $rs); <br>$this->ecccode = array_merge(array_slice($this->ecccode,0, $eccPos), $ecc); <br>$dataPos += $dl; <br>$eccPos += $el; <br>$blockNo++; <br>} <br>return 0; <br>} <br>public function getCode(){ <br>$ret; <br>if($this->count < $this->dataLength) { <br>$row = $this->count % $this->blocks; <br>$col = $this->count / $this->blocks; <br>if($col >= $this->rsblocks[0]->dataLength) { <br>$row += $this->b1; <br>} <br>$ret = $this->rsblocks[$row]->data[$col]; <br>} else if($this->count < $this->dataLength + $this->eccLength) { <br>$row = ($this->count - $this->dataLength) % $this->blocks; <br>$col = ($this->count - $this->dataLength) / $this->blocks; <br>$ret = $this->rsblocks[$row]->ecc[$col]; <br>} else { <br>return 0; <br>} <br>$this->count++; <br>return $ret; <br>} <br>} <br>class QRcode { <br>public $version; <br>public $width; <br>public $data; <br>public function encodeMask(QRinput $input, $mask){ <br>if($input->getVersion() < 0 || $input->getVersion() > QRSPEC_VERSION_MAX) { <br>throw new Exception('wrong version'); <br>} <br>if($input->getErrorCorrectionLevel() > QR_ECLEVEL_H) { <br>throw new Exception('wrong level'); <br>} <br>$raw = new QRrawcode($input); <br>QRtools::markTime('after_raw'); <br>$version = $raw->version; <br>$width = QRspec::getWidth($version); <br>$frame = QRspec::newFrame($version); <br>$filler = new FrameFiller($width, $frame); <br>if(is_null($filler)) { <br>return NULL; <br>} <br>// inteleaved data and ecc codes <br>for($i=0; $i<$raw->dataLength + $raw->eccLength; $i++) { <br>$code = $raw->getCode(); <br>$bit = 0x80; <br>for($j=0; $j<8; $j++) { <br>$addr = $filler->next(); <br>$filler->setFrameAt($addr, 0x02 | (($bit & $code) != 0)); <br>$bit = $bit >> 1; <br>} <br>} <br>QRtools::markTime('after_filler'); <br>unset($raw); <br>// remainder bits <br>$j = QRspec::getRemainder($version); <br>for($i=0; $i<$j; $i++) { <br>$addr = $filler->next(); <br>$filler->setFrameAt($addr, 0x02); <br>} <br>$frame = $filler->frame; <br>unset($filler); <br>// masking <br>$maskObj = new QRmask(); <br>if($mask < 0) { <br>if (QR_FIND_BEST_MASK) { <br>$masked = $maskObj->mask($width, $frame, $input->getErrorCorrectionLevel()); <br>} else { <br>$masked = $maskObj->makeMask($width, $frame, (intval(QR_DEFAULT_MASK) % 8), $input->getErrorCorrectionLevel()); <br>} <br>} else { <br>$masked = $maskObj->makeMask($width, $frame, $mask, $input->getErrorCorrectionLevel()); <br>} <br>if($masked == NULL) { <br>return NULL; <br>} <br>QRtools::markTime('after_mask'); <br>$this->version = $version; <br>$this->width = $width; <br>$this->data = $masked; <br>return $this; <br>} <br>public function encodeInput(QRinput $input){ <br>return $this->encodeMask($input, -1); <br>} <br>public function encodeString8bit($string, $version, $level){ <br>if(string == NULL) { <br>throw new Exception('empty string!'); <br>return NULL; <br>} <br>$input = new QRinput($version, $level); <br>if($input == NULL) return NULL; <br>$ret = $input->append($input, QR_MODE_8, strlen($string), str_split($string)); <br>if($ret < 0) { <br>unset($input); <br>return NULL; <br>} <br>return $this->encodeInput($input); <br>} <br>public function encodeString($string, $version, $level, $hint, $casesensitive){ <br>if($hint != QR_MODE_8 && $hint != QR_MODE_KANJI) { <br>throw new Exception('bad hint'); <br>return NULL; <br>} <br>$input = new QRinput($version, $level); <br>if($input == NULL) return NULL; <br>$ret = QRsplit::splitStringToQRinput($string, $inpu