php生成二维码2
<?php include "phpqrcode.php"; $value = "http://huizhongda.taobao.com/"; $errorCorrectionLevel = 'L'; $matrixPointSize = '4'; echo QRcode::png($value, false, $errorCorrectionLevel, $matrixPointSize); /*and: QRcode::png($c, 'png/'.$t.'.png'); echo '<img src="png/'.$t.'.png" /><br />'.$c; */ exit; ?>
上面代码另存为index.php
<?php /* * PHP QR Code encoder * * This file contains MERGED version of PHP QR Code library. * It was auto-generated from full version for your convenience. * * This merged version was configured to not requre any external files, * with disabled cache, error loging and weker but faster mask matching. * If you need tune it up please use non-merged version. * * For full version, documentation, examples of use please visit: * * http://phpqrcode.sourceforge.net/ * https://sourceforge.net/projects/phpqrcode/ * * PHP QR Code is distributed under LGPL 3 * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 3 of the License, or any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ /* * Version: 1.1.4 * Build: 2010100721 */ //---- qrconst.php ----------------------------- /* * PHP QR Code encoder * * Common constants * * Based on libqrencode C library distributed under LGPL 2.1 * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net> * * PHP QR Code is distributed under LGPL 3 * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 3 of the License, or any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ // Encoding modes define('QR_MODE_NUL', -1); define('QR_MODE_NUM', 0); define('QR_MODE_AN', 1); define('QR_MODE_8', 2); define('QR_MODE_KANJI', 3); define('QR_MODE_STRUCTURE', 4); // Levels of error correction. define('QR_ECLEVEL_L', 0); define('QR_ECLEVEL_M', 1); define('QR_ECLEVEL_Q', 2); define('QR_ECLEVEL_H', 3); // Supported output formats define('QR_FORMAT_TEXT', 0); define('QR_FORMAT_PNG', 1); class qrstr { public static function set(&$srctab, $x, $y, $repl, $replLen = false) { $srctab[$y] = substr_replace($srctab[$y], ($replLen !== false)?substr($repl,0,$replLen):$repl, $x, ($replLen !== false)?$replLen:strlen($repl)); } } //---- merged_config.php ----------------------------- /* * PHP QR Code encoder * * Config file, tuned-up for merged verion */ define('QR_CACHEABLE', false); // use cache - more disk reads but less CPU power, masks and format templates are stored there define('QR_CACHE_DIR', false); // used when QR_CACHEABLE === true define('QR_LOG_DIR', false); // default error logs dir 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 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 define('QR_DEFAULT_MASK', 2); // when QR_FIND_BEST_MASK === false 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 //---- qrtools.php ----------------------------- /* * PHP QR Code encoder * * Toolset, handy and debug utilites. * * PHP QR Code is distributed under LGPL 3 * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 3 of the License, or any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ class QRtools { //---------------------------------------------------------------------- public static function binarize($frame) { $len = count($frame); foreach ($frame as &$frameLine) { for($i=0; $i<$len; $i++) { $frameLine[$i] = (ord($frameLine[$i])&1)?'1':'0'; } } return $frame; } //---------------------------------------------------------------------- public static function tcpdfBarcodeArray($code, $mode = 'QR,L', $tcPdfVersion = '4.5.037') { $barcode_array = array(); if (!is_array($mode)) $mode = explode(',', $mode); $eccLevel = 'L'; if (count($mode) > 1) { $eccLevel = $mode[1]; } $qrTab = QRcode::text($code, false, $eccLevel); $size = count($qrTab); $barcode_array['num_rows'] = $size; $barcode_array['num_cols'] = $size; $barcode_array['bcode'] = array(); foreach ($qrTab as $line) { $arrAdd = array(); foreach(str_split($line) as $char) $arrAdd[] = ($char=='1')?1:0; $barcode_array['bcode'][] = $arrAdd; } return $barcode_array; } //---------------------------------------------------------------------- public static function clearCache() { self::$frames = array(); } //---------------------------------------------------------------------- public static function buildCache() { QRtools::markTime('before_build_cache'); $mask = new QRmask(); for ($a=1; $a <= QRSPEC_VERSION_MAX; $a++) { $frame = QRspec::newFrame($a); if (QR_IMAGE) { $fileName = QR_CACHE_DIR.'frame_'.$a.'.png'; QRimage::png(self::binarize($frame), $fileName, 1, 0); } $width = count($frame); $bitMask = array_fill(0, $width, array_fill(0, $width, 0)); for ($maskNo=0; $maskNo<8; $maskNo++) $mask->makeMaskNo($maskNo, $width, $frame, $bitMask, true); } QRtools::markTime('after_build_cache'); } //---------------------------------------------------------------------- public static function log($outfile, $err) { if (QR_LOG_DIR !== false) { if ($err != '') { if ($outfile !== false) { file_put_contents(QR_LOG_DIR.basename($outfile).'-errors.txt', date('Y-m-d H:i:s').': '.$err, FILE_APPEND); } else { file_put_contents(QR_LOG_DIR.'errors.txt', date('Y-m-d H:i:s').': '.$err, FILE_APPEND); } } } } //---------------------------------------------------------------------- public static function dumpMask($frame) { $width = count($frame); for($y=0;$y<$width;$y++) { for($x=0;$x<$width;$x++) { echo ord($frame[$y][$x]).','; } } } //---------------------------------------------------------------------- public static function markTime($markerId) { list($usec, $sec) = explode(" ", microtime()); $time = ((float)$usec + (float)$sec); if (!isset($GLOBALS['qr_time_bench'])) $GLOBALS['qr_time_bench'] = array(); $GLOBALS['qr_time_bench'][$markerId] = $time; } //---------------------------------------------------------------------- public static function timeBenchmark() { self::markTime('finish'); $lastTime = 0; $startTime = 0; $p = 0; echo '<table cellpadding="3" cellspacing="1"> <thead><tr style="border-bottom:1px solid silver"><td colspan="2" style="text-align:center">BENCHMARK</td></tr></thead> <tbody>'; foreach($GLOBALS['qr_time_bench'] as $markerId=>$thisTime) { if ($p > 0) { echo '<tr><th style="text-align:right">till '.$markerId.': </th><td>'.number_format($thisTime-$lastTime, 6).'s</td></tr>'; } else { $startTime = $thisTime; } $p++; $lastTime = $thisTime; } echo '</tbody><tfoot> <tr style="border-top:2px solid black"><th style="text-align:right">TOTAL: </th><td>'.number_format($lastTime-$startTime, 6).'s</td></tr> </tfoot> </table>'; } } //########################################################################## QRtools::markTime('start'); //---- qrspec.php ----------------------------- /* * PHP QR Code encoder * * QR Code specifications * * Based on libqrencode C library distributed under LGPL 2.1 * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net> * * PHP QR Code is distributed under LGPL 3 * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm> * * The following data / specifications are taken from * "Two dimensional symbol -- QR-code -- Basic Specification" (JIS X0510:2004) * or * "Automatic identification and data capture techniques -- * QR Code 2005 bar code symbology specification" (ISO/IEC 18004:2006) * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 3 of the License, or any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ define('QRSPEC_VERSION_MAX', 40); define('QRSPEC_WIDTH_MAX', 177); define('QRCAP_WIDTH', 0); define('QRCAP_WORDS', 1); define('QRCAP_REMINDER', 2); define('QRCAP_EC', 3); class QRspec { public static $capacity = array( array( 0, 0, 0, array( 0, 0, 0, 0)), array( 21, 26, 0, array( 7, 10, 13, 17)), // 1 array( 25, 44, 7, array( 10, 16, 22, 28)), array( 29, 70, 7, array( 15, 26, 36, 44)), array( 33, 100, 7, array( 20, 36, 52, 64)), array( 37, 134, 7, array( 26, 48, 72, 88)), // 5 array( 41, 172, 7, array( 36, 64, 96, 112)), array( 45, 196, 0, array( 40, 72, 108, 130)), array( 49, 242, 0, array( 48, 88, 132, 156)), array( 53, 292, 0, array( 60, 110, 160, 192)), array( 57, 346, 0, array( 72, 130, 192, 224)), //10 array( 61, 404, 0, array( 80, 150, 224, 264)), array( 65, 466, 0, array( 96, 176, 260, 308)), array( 69, 532, 0, array( 104, 198, 288, 352)), array( 73, 581, 3, array( 120, 216, 320, 384)), array( 77, 655, 3, array( 132, 240, 360, 432)), //15 array( 81, 733, 3, array( 144, 280, 408, 480)), array( 85, 815, 3, array( 168, 308, 448, 532)), array( 89, 901, 3, array( 180, 338, 504, 588)), array( 93, 991, 3, array( 196, 364, 546, 650)), array( 97, 1085, 3, array( 224, 416, 600, 700)), //20 array(101, 1156, 4, array( 224, 442, 644, 750)), array(105, 1258, 4, array( 252, 476, 690, 816)), array(109, 1364, 4, array( 270, 504, 750, 900)), array(113, 1474, 4, array( 300, 560, 810, 960)), array(117, 1588, 4, array( 312, 588, 870, 1050)), //25 array(121, 1706, 4, array( 336, 644, 952, 1110)), array(125, 1828, 4, array( 360, 700, 1020, 1200)), array(129, 1921, 3, array( 390, 728, 1050, 1260)), array(133, 2051, 3, array( 420, 784, 1140, 1350)), array(137, 2185, 3, array( 450, 812, 1200, 1440)), //30 array(141, 2323, 3, array( 480, 868, 1290, 1530)), array(145, 2465, 3, array( 510, 924, 1350, 1620)), array(149, 2611, 3, array( 540, 980, 1440, 1710)), array(153, 2761, 3, array( 570, 1036, 1530, 1800)), array(157, 2876, 0, array( 570, 1064, 1590, 1890)), //35 array(161, 3034, 0, array( 600, 1120, 1680, 1980)), array(165, 3196, 0, array( 630, 1204, 1770, 2100)), array(169, 3362, 0, array( 660, 1260, 1860, 2220)), array(173, 3532, 0, array( 720, 1316, 1950, 2310)), array(177, 3706, 0, array( 750, 1372, 2040, 2430)) //40 ); //---------------------------------------------------------------------- public static function getDataLength($version, $level) { return self::$capacity[$version][QRCAP_WORDS] - self::$capacity[$version][QRCAP_EC][$level]; } //---------------------------------------------------------------------- public static function getECCLength($version, $level) { return self::$capacity[$version][QRCAP_EC][$level]; } //---------------------------------------------------------------------- public static function getWidth($version) { return self::$capacity[$version][QRCAP_WIDTH]; } //---------------------------------------------------------------------- public static function getRemainder($version) { return self::$capacity[$version][QRCAP_REMINDER]; } //---------------------------------------------------------------------- public static function getMinimumVersion($size, $level) { for($i=1; $i<= QRSPEC_VERSION_MAX; $i++) { $words = self::$capacity[$i][QRCAP_WORDS] - self::$capacity[$i][QRCAP_EC][$level]; if($words >= $size) return $i; } return -1; } //###################################################################### public static $lengthTableBits = array( array(10, 12, 14), array( 9, 11, 13), array( 8, 16, 16), array( 8, 10, 12) ); //---------------------------------------------------------------------- public static function lengthIndicator($mode, $version) { if ($mode == QR_MODE_STRUCTURE) return 0; if ($version <= 9) { $l = 0; } else if ($version <= 26) { $l = 1; } else { $l = 2; } return self::$lengthTableBits[$mode][$l]; } //---------------------------------------------------------------------- public static function maximumWords($mode, $version) { if($mode == QR_MODE_STRUCTURE) return 3; if($version <= 9) { $l = 0; } else if($version <= 26) { $l = 1; } else { $l = 2; } $bits = self::$lengthTableBits[$mode][$l]; $words = (1 << $bits) - 1; if($mode == QR_MODE_KANJI) { $words *= 2; // the number of bytes is required } return $words; } // Error correction code ----------------------------------------------- // Table of the error correction code (Reed-Solomon block) // See Table 12-16 (pp.30-36), JIS X0510:2004. public static $eccTable = array( array(array( 0, 0), array( 0, 0), array( 0, 0), array( 0, 0)), array(array( 1, 0), array( 1, 0), array( 1, 0), array( 1, 0)), // 1 array(array( 1, 0), array( 1, 0), array( 1, 0), array( 1, 0)), array(array( 1, 0), array( 1, 0), array( 2, 0), array( 2, 0)), array(array( 1, 0), array( 2, 0), array( 2, 0), array( 4, 0)), array(array( 1, 0), array( 2, 0), array( 2, 2), array( 2, 2)), // 5 array(array( 2, 0), array( 4, 0), array( 4, 0), array( 4, 0)), array(array( 2, 0), array( 4, 0), array( 2, 4), array( 4, 1)), array(array( 2, 0), array( 2, 2), array( 4, 2), array( 4, 2)), array(array( 2, 0), array( 3, 2), array( 4, 4), array( 4, 4)), array(array( 2, 2), array( 4, 1), array( 6, 2), array( 6, 2)), //10 array(array( 4, 0), array( 1, 4), array( 4, 4), array( 3, 8)), array(array( 2, 2), array( 6, 2), array( 4, 6), array( 7, 4)), array(array( 4, 0), array( 8, 1), array( 8, 4), array(12, 4)), array(array( 3, 1), array( 4, 5), array(11, 5), array(11, 5)), array(array( 5, 1), array( 5, 5), array( 5, 7), array(11, 7)), //15 array(array( 5, 1), array( 7, 3), array(15, 2), array( 3, 13)), array(array( 1, 5), array(10, 1), array( 1, 15), array( 2, 17)), array(array( 5, 1), array( 9, 4), array(17, 1), array( 2, 19)), array(array( 3, 4), array( 3, 11), array(17, 4), array( 9, 16)), array(array( 3, 5), array( 3, 13), array(15, 5), array(15, 10)), //20 array(array( 4, 4), array(17, 0), array(17, 6), array(19, 6)), array(array( 2, 7), array(17, 0), array( 7, 16), array(34, 0)), array(array( 4, 5), array( 4, 14), array(11, 14), array(16, 14)), array(array( 6, 4), array( 6, 14), array(11, 16), array(30, 2)), array(array( 8, 4), array( 8, 13), array( 7, 22), array(22, 13)), //25 array(array(10, 2), array(19, 4), array(28, 6), array(33, 4)), array(array( 8, 4), array(22, 3), array( 8, 26), array(12, 28)), array(array( 3, 10), array( 3, 23), array( 4, 31), array(11, 31)), array(array( 7, 7), array(21, 7), array( 1, 37), array(19, 26)), array(array( 5, 10), array(19, 10), array(15, 25), array(23, 25)), //30 array(array(13, 3), array( 2, 29), array(42, 1), array(23, 28)), array(array(17, 0), array(10, 23), array(10, 35), array(19, 35)), array(array(17, 1), array(14, 21), array(29, 19), array(11, 46)), array(array(13, 6), array(14, 23), array(44, 7), array(59, 1)), array(array(12, 7), array(12, 26), array(39, 14), array(22, 41)), //35 array(array( 6, 14), array( 6, 34), array(46, 10), array( 2, 64)), array(array(17, 4), array(29, 14), array(49, 10), array(24, 46)), array(array( 4, 18), array(13, 32), array(48, 14), array(42, 32)), array(array(20, 4), array(40, 7), array(43, 22), array(10, 67)), array(array(19, 6), array(18, 31), array(34, 34), array(20, 61)),//40 ); //---------------------------------------------------------------------- // CACHEABLE!!! public static function getEccSpec($version, $level, array &$spec) { if (count($spec) < 5) { $spec = array(0,0,0,0,0); } $b1 = self::$eccTable[$version][$level][0]; $b2 = self::$eccTable[$version][$level][1]; $data = self::getDataLength($version, $level); $ecc = self::getECCLength($version, $level); if($b2 == 0) { $spec[0] = $b1; $spec[1] = (int)($data / $b1); $spec[2] = (int)($ecc / $b1); $spec[3] = 0; $spec[4] = 0; } else { $spec[0] = $b1; $spec[1] = (int)($data / ($b1 + $b2)); $spec[2] = (int)($ecc / ($b1 + $b2)); $spec[3] = $b2; $spec[4] = $spec[1] + 1; } } // Alignment pattern --------------------------------------------------- // Positions of alignment patterns. // This array includes only the second and the third position of the // alignment patterns. Rest of them can be calculated from the distance // between them. // See Table 1 in Appendix E (pp.71) of JIS X0510:2004. public static $alignmentPattern = array( array( 0, 0), array( 0, 0), array(18, 0), array(22, 0), array(26, 0), array(30, 0), // 1- 5 array(34, 0), array(22, 38), array(24, 42), array(26, 46), array(28, 50), // 6-10 array(30, 54), array(32, 58), array(34, 62), array(26, 46), array(26, 48), //11-15 array(26, 50), array(30, 54), array(30, 56), array(30, 58), array(34, 62), //16-20 array(28, 50), array(26, 50), array(30, 54), array(28, 54), array(32, 58), //21-25 array(30, 58), array(34, 62), array(26, 50), array(30, 54), array(26, 52), //26-30 array(30, 56), array(34, 60), array(30, 58), array(34, 62), array(30, 54), //31-35 array(24, 50), array(28, 54), array(32, 58), array(26, 54), array(30, 58), //35-40 ); /** -------------------------------------------------------------------- * Put an alignment marker. * @param frame * @param width * @param ox,oy center coordinate of the pattern */ public static function putAlignmentMarker(array &$frame, $ox, $oy) { $finder = array( "\xa1\xa1\xa1\xa1\xa1", "\xa1\xa0\xa0\xa0\xa1", "\xa1\xa0\xa1\xa0\xa1", "\xa1\xa0\xa0\xa0\xa1", "\xa1\xa1\xa1\xa1\xa1" ); $yStart = $oy-2; $xStart = $ox-2; for($y=0; $y<5; $y++) { QRstr::set($frame, $xStart, $yStart+$y, $finder[$y]); } } //---------------------------------------------------------------------- public static function putAlignmentPattern($version, &$frame, $width) { if($version < 2) return; $d = self::$alignmentPattern[$version][1] - self::$alignmentPattern[$version][0]; if($d < 0) { $w = 2; } else { $w = (int)(($width - self::$alignmentPattern[$version][0]) / $d + 2); } if($w * $w - 3 == 1) { $x = self::$alignmentPattern[$version][0]; $y = self::$alignmentPattern[$version][0]; self::putAlignmentMarker($frame, $x, $y); return; } $cx = self::$alignmentPattern[$version][0]; for($x=1; $x<$w - 1; $x++) { self::putAlignmentMarker($frame, 6, $cx); self::putAlignmentMarker($frame, $cx, 6); $cx += $d; } $cy = self::$alignmentPattern[$version][0]; for($y=0; $y<$w-1; $y++) { $cx = self::$alignmentPattern[$version][0]; for($x=0; $x<$w-1; $x++) { self::putAlignmentMarker($frame, $cx, $cy); $cx += $d; } $cy += $d; } } // Version information pattern ----------------------------------------- // Version information pattern (BCH coded). // See Table 1 in Appendix D (pp.68) of JIS X0510:2004. // size: [QRSPEC_VERSION_MAX - 6] public static $versionPattern = array( 0x07c94, 0x085bc, 0x09a99, 0x0a4d3, 0x0bbf6, 0x0c762, 0x0d847, 0x0e60d, 0x0f928, 0x10b78, 0x1145d, 0x12a17, 0x13532, 0x149a6, 0x15683, 0x168c9, 0x177ec, 0x18ec4, 0x191e1, 0x1afab, 0x1b08e, 0x1cc1a, 0x1d33f, 0x1ed75, 0x1f250, 0x209d5, 0x216f0, 0x228ba, 0x2379f, 0x24b0b, 0x2542e, 0x26a64, 0x27541, 0x28c69 ); //---------------------------------------------------------------------- public static function getVersionPattern($version) { if($version < 7 || $version > QRSPEC_VERSION_MAX) return 0; return self::$versionPattern[$version -7]; } // Format information -------------------------------------------------- // See calcFormatInfo in tests/test_qrspec.c (orginal qrencode c lib) public static $formatInfo = array( array(0x77c4, 0x72f3, 0x7daa, 0x789d, 0x662f, 0x6318, 0x6c41, 0x6976), array(0x5412, 0x5125, 0x5e7c, 0x5b4b, 0x45f9, 0x40ce, 0x4f97, 0x4aa0), array(0x355f, 0x3068, 0x3f31, 0x3a06, 0x24b4, 0x2183, 0x2eda, 0x2bed), array(0x1689, 0x13be, 0x1ce7, 0x19d0, 0x0762, 0x0255, 0x0d0c, 0x083b) ); public static function getFormatInfo($mask, $level) { if($mask < 0 || $mask > 7) return 0; if($level < 0 || $level > 3) return 0; return self::$formatInfo[$level][$mask]; } // Frame --------------------------------------------------------------- // Cache of initial frames. public static $frames = array(); /** -------------------------------------------------------------------- * Put a finder pattern. * @param frame * @param width * @param ox,oy upper-left coordinate of the pattern */ public static function putFinderPattern(&$frame, $ox, $oy) { $finder = array( "\xc1\xc1\xc1\xc1\xc1\xc1\xc1", "\xc1\xc0\xc0\xc0\xc0\xc0\xc1", "\xc1\xc0\xc1\xc1\xc1\xc0\xc1", "\xc1\xc0\xc1\xc1\xc1\xc0\xc1", "\xc1\xc0\xc1\xc1\xc1\xc0\xc1", "\xc1\xc0\xc0\xc0\xc0\xc0\xc1", "\xc1\xc1\xc1\xc1\xc1\xc1\xc1" ); for($y=0; $y<7; $y++) { QRstr::set($frame, $ox, $oy+$y, $finder[$y]); } } //---------------------------------------------------------------------- public static function createFrame($version) { $width = self::$capacity[$version][QRCAP_WIDTH]; $frameLine = str_repeat ("\0", $width); $frame = array_fill(0, $width, $frameLine); // Finder pattern self::putFinderPattern($frame, 0, 0); self::putFinderPattern($frame, $width - 7, 0); self::putFinderPattern($frame, 0, $width - 7); // Separator $yOffset = $width - 7; for($y=0; $y<7; $y++) { $frame[$y][7] = "\xc0"; $frame[$y][$width - 8] = "\xc0"; $frame[$yOffset][7] = "\xc0"; $yOffset++; } $setPattern = str_repeat("\xc0", 8); QRstr::set($frame, 0, 7, $setPattern); QRstr::set($frame, $width-8, 7, $setPattern); QRstr::set($frame, 0, $width - 8, $setPattern); // Format info $setPattern = str_repeat("\x84", 9); QRstr::set($frame, 0, 8, $setPattern); QRstr::set($frame, $width - 8, 8, $setPattern, 8); $yOffset = $width - 8; for($y=0; $y<8; $y++,$yOffset++) { $frame[$y][8] = "\x84"; $frame[$yOffset][8] = "\x84"; } // Timing pattern for($i=1; $i<$width-15; $i++) { $frame[6][7+$i] = chr(0x90 | ($i & 1)); $frame[7+$i][6] = chr(0x90 | ($i & 1)); } // Alignment pattern self::putAlignmentPattern($version, $frame, $width); // Version information if($version >= 7) { $vinf = self::getVersionPattern($version); $v = $vinf; for($x=0; $x<6; $x++) { for($y=0; $y<3; $y++) { $frame[($width - 11)+$y][$x] = chr(0x88 | ($v & 1)); $v = $v >> 1; } } $v = $vinf; for($y=0; $y<6; $y++) { for($x=0; $x<3; $x++) { $frame[$y][$x+($width - 11)] = chr(0x88 | ($v & 1)); $v = $v >> 1; } } } // and a little bit... $frame[$width - 8][8] = "\x81"; return $frame; } //---------------------------------------------------------------------- public static function debug($frame, $binary_mode = false) { if ($binary_mode) { foreach ($frame as &$frameLine) { $frameLine = join('<span class="m"> </span>', explode('0', $frameLine)); $frameLine = join('██', explode('1', $frameLine)); } ?> <style> .m { background-color: white; } </style> <?php echo '<pre><tt><br/ ><br/ ><br/ > '; echo join("<br/ > ", $frame); echo '</tt></pre><br/ ><br/ ><br/ ><br/ ><br/ ><br/ >'; } else { foreach ($frame as &$frameLine) { $frameLine = join('<span class="m"> </span>', explode("\xc0", $frameLine)); $frameLine = join('<span class="m">▒</span>', explode("\xc1", $frameLine)); $frameLine = join('<span class="p"> </span>', explode("\xa0", $frameLine)); $frameLine = join('<span class="p">▒</span>', explode("\xa1", $frameLine)); $frameLine = join('<span class="s">◇</span>', explode("\x84", $frameLine)); //format 0 $frameLine = join('<span class="s">◆</span>', explode("\x85", $frameLine)); //format 1 $frameLine = join('<span class="x">☢</span>', explode("\x81", $frameLine)); //special bit $frameLine = join('<span class="c"> </span>', explode("\x90", $frameLine)); //clock 0 $frameLine = join('<span class="c">◷</span>', explode("\x91", $frameLine)); //clock 1 $frameLine = join('<span class="f"> </span>', explode("\x88", $frameLine)); //version $frameLine = join('<span class="f">▒</span>', explode("\x89", $frameLine)); //version $frameLine = join('♦', explode("\x01", $frameLine)); $frameLine = join('⋅', explode("\0", $frameLine)); } ?> <style> .p { background-color: yellow; } .m { background-color: #00FF00; } .s { background-color: #FF0000; } .c { background-color: aqua; } .x { background-color: pink; } .f { background-color: gold; } </style> <?php echo "<pre><tt>"; echo join("<br/ >", $frame); echo "</tt></pre>"; } } //---------------------------------------------------------------------- public static function serial($frame) { return gzcompress(join("\n", $frame), 9); } //---------------------------------------------------------------------- public static function unserial($code) { return explode("\n", gzuncompress($code)); } //---------------------------------------------------------------------- public static function newFrame($version) { if($version < 1 || $version > QRSPEC_VERSION_MAX) return null; if(!isset(self::$frames[$version])) { $fileName = QR_CACHE_DIR.'frame_'.$version.'.dat'; if (QR_CACHEABLE) { if (file_exists($fileName)) { self::$frames[$version] = self::unserial(file_get_contents($fileName)); } else { self::$frames[$version] = self::createFrame($version); file_put_contents($fileName, self::serial(self::$frames[$version])); } } else { self::$frames[$version] = self::createFrame($version); } } if(is_null(self::$frames[$version])) return null; return self::$frames[$version]; } //---------------------------------------------------------------------- public static function rsBlockNum($spec) { return $spec[0] + $spec[3]; } public static function rsBlockNum1($spec) { return $spec[0]; } public static function rsDataCodes1($spec) { return $spec[1]; } public static function rsEccCodes1($spec) { return $spec[2]; } public static function rsBlockNum2($spec) { return $spec[3]; } public static function rsDataCodes2($spec) { return $spec[4]; } public static function rsEccCodes2($spec) { return $spec[2]; } public static function rsDataLength($spec) { return ($spec[0] * $spec[1]) + ($spec[3] * $spec[4]); } public static function rsEccLength($spec) { return ($spec[0] + $spec[3]) * $spec[2]; } } //---- qrimage.php ----------------------------- /* * PHP QR Code encoder * * Image output of code using GD2 * * PHP QR Code is distributed under LGPL 3 * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 3 of the License, or any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ define('QR_IMAGE', true); class QRimage { //---------------------------------------------------------------------- public static function png($frame, $filename = false, $pixelPerPoint = 4, $outerFrame = 4,$saveandprint=FALSE) { $image = self::image($frame, $pixelPerPoint, $outerFrame); if ($filename === false) { Header("Content-type: image/png"); ImagePng($image); } else { if($saveandprint===TRUE){ ImagePng($image, $filename); header("Content-type: image/png"); ImagePng($image); }else{ ImagePng($image, $filename); } } ImageDestroy($image); } //---------------------------------------------------------------------- public static function jpg($frame, $filename = false, $pixelPerPoint = 8, $outerFrame = 4, $q = 85) { $image = self::image($frame, $pixelPerPoint, $outerFrame); if ($filename === false) { Header("Content-type: image/jpeg"); ImageJpeg($image, null, $q); } else { ImageJpeg($image, $filename, $q); } ImageDestroy($image); } //---------------------------------------------------------------------- private static function image($frame, $pixelPerPoint = 4, $outerFrame = 4) { $h = count($frame); $w = strlen($frame[0]); $imgW = $w + 2*$outerFrame; $imgH = $h + 2*$outerFrame; $base_image =ImageCreate($imgW, $imgH); $col[0] = ImageColorAllocate($base_image,255,255,255); $col[1] = ImageColorAllocate($base_image,0,0,0); imagefill($base_image, 0, 0, $col[0]); for($y=0; $y<$h; $y++) { for($x=0; $x<$w; $x++) { if ($frame[$y][$x] == '1') { ImageSetPixel($base_image,$x+$outerFrame,$y+$outerFrame,$col[1]); } } } $target_image =ImageCreate($imgW * $pixelPerPoint, $imgH * $pixelPerPoint); ImageCopyResized($target_image, $base_image, 0, 0, 0, 0, $imgW * $pixelPerPoint, $imgH * $pixelPerPoint, $imgW, $imgH); ImageDestroy($base_image); return $target_image; } } //---- qrinput.php ----------------------------- /* * PHP QR Code encoder * * Input encoding class * * Based on libqrencode C library distributed under LGPL 2.1 * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net> * * PHP QR Code is distributed under LGPL 3 * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 3 of the License, or any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ define('STRUCTURE_HEADER_BITS', 20); define('MAX_STRUCTURED_SYMBOLS', 16); class QRinputItem { public $mode; public $size; public $data; public $bstream; public function __construct($mode, $size, $data, $bstream = null) { $setData = array_slice($data, 0, $size); if (count($setData) < $size) { $setData = array_merge($setData, array_fill(0,$size-count($setData),0)); } if(!QRinput::check($mode, $size, $setData)) { throw new Exception('Error m:'.$mode.',s:'.$size.',d:'.join(',',$setData)); return null; } $this->mode = $mode; $this->size = $size; $this->data = $setData; $this->bstream = $bstream; } //---------------------------------------------------------------------- public function encodeModeNum($version) { try { $words = (int)($this->size / 3); $bs = new QRbitstream(); $val = 0x1; $bs->appendNum(4, $val); $bs->appendNum(QRspec::lengthIndicator(QR_MODE_NUM, $version), $this->size); for($i=0; $i<$words; $i++) { $val = (ord($this->data[$i*3 ]) - ord('0')) * 100; $val += (ord($this->data[$i*3+1]) - ord('0')) * 10; $val += (ord($this->data[$i*3+2]) - ord('0')); $bs->appendNum(10, $val); } if($this->size - $words * 3 == 1) { $val = ord($this->data[$words*3]) - ord('0'); $bs->appendNum(4, $val); } else if($this->size - $words * 3 == 2) { $val = (ord($this->data[$words*3 ]) - ord('0')) * 10; $val += (ord($this->data[$words*3+1]) - ord('0')); $bs->appendNum(7, $val); } $this->bstream = $bs; return 0; } catch (Exception $e) { return -1; } } //---------------------------------------------------------------------- public function encodeModeAn($version) { try { $words = (int)($this->size / 2); $bs = new QRbitstream(); $bs->appendNum(4, 0x02); $bs->appendNum(QRspec::lengthIndicator(QR_MODE_AN, $version), $this->size); for($i=0; $i<$words; $i++) { $val = (int)QRinput::lookAnTable(ord($this->data[$i*2 ])) * 45; $val += (int)QRinput::lookAnTable(ord($this->data[$i*2+1])); $bs->appendNum(11, $val); } if($this->size & 1) { $val = QRinput::lookAnTable(ord($this->data[$words * 2])); $bs->appendNum(6, $val); } $this->bstream = $bs; return 0; } catch (Exception $e) { return -1; } } //---------------------------------------------------------------------- public function encodeMode8($version) { try { $bs = new QRbitstream(); $bs->appendNum(4, 0x4); $bs->appendNum(QRspec::lengthIndicator(QR_MODE_8, $version), $this->size); for($i=0; $i<$this->size; $i++) { $bs->appendNum(8, ord($this->data[$i])); } $this->bstream = $bs; return 0; } catch (Exception $e) { return -1; } } //---------------------------------------------------------------------- public function encodeModeKanji($version) { try { $bs = new QRbitrtream(); $bs->appendNum(4, 0x8); $bs->appendNum(QRspec::lengthIndicator(QR_MODE_KANJI, $version), (int)($this->size / 2)); for($i=0; $i<$this->size; $i+=2) { $val = (ord($this->data[$i]) << 8) | ord($this->data[$i+1]); if($val <= 0x9ffc) { $val -= 0x8140; } else { $val -= 0xc140; } $h = ($val >> 8) * 0xc0; $val = ($val & 0xff) + $h; $bs->appendNum(13, $val); } $this->bstream = $bs; return 0; } catch (Exception $e) { return -1; } } //---------------------------------------------------------------------- public function encodeModeStructure() { try { $bs = new QRbitstream(); $bs->appendNum(4, 0x03); $bs->appendNum(4, ord($this->data[1]) - 1); $bs->appendNum(4, ord($this->data[0]) - 1); $bs->appendNum(8, ord($this->data[2])); $this->bstream = $bs; return 0; } catch (Exception $e) { return -1; } } //---------------------------------------------------------------------- public function estimateBitStreamSizeOfEntry($version) { $bits = 0; if($version == 0) $version = 1; switch($this->mode) { case QR_MODE_NUM: $bits = QRinput::estimateBitsModeNum($this->size); break; case QR_MODE_AN: $bits = QRinput::estimateBitsModeAn($this->size); break; case QR_MODE_8: $bits = QRinput::estimateBitsMode8($this->size); break; case QR_MODE_KANJI: $bits = QRinput::estimateBitsModeKanji($this->size);break; case QR_MODE_STRUCTURE: return STRUCTURE_HEADER_BITS; default: return 0; } $l = QRspec::lengthIndicator($this->mode, $version); $m = 1 << $l; $num = (int)(($this->size + $m - 1) / $m); $bits += $num * (4 + $l); return $bits; } //---------------------------------------------------------------------- public function encodeBitStream($version) { try { unset($this->bstream); $words = QRspec::maximumWords($this->mode, $version); if($this->size > $words) { $st1 = new QRinputItem($this->mode, $words, $this->data); $st2 = new QRinputItem($this->mode, $this->size - $words, array_slice($this->data, $words)); $st1->encodeBitStream($version); $st2->encodeBitStream($version); $this->bstream = new QRbitstream(); $this->bstream->append($st1->bstream); $this->bstream->append($st2->bstream); unset($st1); unset($st2); } else { $ret = 0; switch($this->mode) { case QR_MODE_NUM: $ret = $this->encodeModeNum($version); break; case QR_MODE_AN: $ret = $this->encodeModeAn($version); break; case QR_MODE_8: $ret = $this->encodeMode8($version); break; case QR_MODE_KANJI: $ret = $this->encodeModeKanji($version);break; case QR_MODE_STRUCTURE: $ret = $this->encodeModeStructure(); break; default: break; } if($ret < 0) return -1; } return $this->bstream->size(); } catch (Exception $e) { return -1; } } }; //########################################################################## class QRinput { public $items; private $version; private $level; //---------------------------------------------------------------------- public function __construct($version = 0, $level = QR_ECLEVEL_L) { if ($version < 0 || $version > QRSPEC_VERSION_MAX || $level > QR_ECLEVEL_H) { throw new Exception('Invalid version no'); return NULL; } $this->version = $version; $this->level = $level; } //---------------------------------------------------------------------- public function getVersion() { return $this->version; } //---------------------------------------------------------------------- public function setVersion($version) { if($version < 0 || $version > QRSPEC_VERSION_MAX) { throw new Exception('Invalid version no'); return -1; } $this->version = $version; return 0; } //---------------------------------------------------------------------- public function getErrorCorrectionLevel() { return $this->level; } //---------------------------------------------------------------------- public function setErrorCorrectionLevel($level) { if($level > QR_ECLEVEL_H) { throw new Exception('Invalid ECLEVEL'); return -1; } $this->level = $level; return 0; } //---------------------------------------------------------------------- public function appendEntry(QRinputItem $entry) { $this->items[] = $entry; } //---------------------------------------------------------------------- public function append($mode, $size, $data) { try { $entry = new QRinputItem($mode, $size, $data); $this->items[] = $entry; return 0; } catch (Exception $e) { return -1; } } //---------------------------------------------------------------------- public function insertStructuredAppendHeader($size, $index, $parity) { if( $size > MAX_STRUCTURED_SYMBOLS ) { throw new Exception('insertStructuredAppendHeader wrong size'); } if( $index <= 0 || $index > MAX_STRUCTURED_SYMBOLS ) { throw new Exception('insertStructuredAppendHeader wrong index'); } $buf = array($size, $index, $parity); try { $entry = new QRinputItem(QR_MODE_STRUCTURE, 3, buf); array_unshift($this->items, $entry); return 0; } catch (Exception $e) { return -1; } } //---------------------------------------------------------------------- public function calcParity() { $parity = 0; foreach($this->items as $item) { if($item->mode != QR_MODE_STRUCTURE) { for($i=$item->size-1; $i>=0; $i--) { $parity ^= $item->data[$i]; } } } return $parity; } //---------------------------------------------------------------------- public static function checkModeNum($size, $data) { for($i=0; $i<$size; $i++) { if((ord($data[$i]) < ord('0')) || (ord($data[$i]) > ord('9'))){ return false; } } return true; } //---------------------------------------------------------------------- public static function estimateBitsModeNum($size) { $w = (int)$size / 3; $bits = $w * 10; switch($size - $w * 3) { case 1: $bits += 4; break; case 2: $bits += 7; break; default: break; } return $bits; } //---------------------------------------------------------------------- public static $anTable = array( -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 36, -1, -1, -1, 37, 38, -1, -1, -1, -1, 39, 40, -1, 41, 42, 43, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 44, -1, -1, -1, -1, -1, -1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 ); //---------------------------------------------------------------------- public static function lookAnTable($c) { return (($c > 127)?-1:self::$anTable[$c]); } //---------------------------------------------------------------------- public static function checkModeAn($size, $data) { for($i=0; $i<$size; $i++) { if (self::lookAnTable(ord($data[$i])) == -1) { return false; } } return true; } //---------------------------------------------------------------------- public static function estimateBitsModeAn($size) { $w = (int)($size / 2); $bits = $w * 11; if($size & 1) { $bits += 6; } return $bits; } //---------------------------------------------------------------------- public static function estimateBitsMode8($size) { return $size * 8; } //---------------------------------------------------------------------- public function estimateBitsModeKanji($size) { return (int)(($size / 2) * 13); } //---------------------------------------------------------------------- public static function checkModeKanji($size, $data) { if($size & 1) return false; for($i=0; $i<$size; $i+=2) { $val = (ord($data[$i]) << 8) | ord($data[$i+1]); if( $val < 0x8140 || ($val > 0x9ffc && $val < 0xe040) || $val > 0xebbf) { return false; } } return true; } /*********************************************************************** * Validation **********************************************************************/ public static function check($mode, $size, $data) { if($size <= 0) return false; switch($mode) { case QR_MODE_NUM: return self::checkModeNum($size, $data); break; case QR_MODE_AN: return self::checkModeAn($size, $data); break; case QR_MODE_KANJI: return self::checkModeKanji($size, $data); break; case QR_MODE_8: return true; break; case QR_MODE_STRUCTURE: return true; break; default: break; } return false; } //---------------------------------------------------------------------- public function estimateBitStreamSize($version) { $bits = 0; foreach($this->items as $item) { $bits += $item->estimateBitStreamSizeOfEntry($version); } return $bits; } //---------------------------------------------------------------------- public function estimateVersion() { $version = 0; $prev = 0; do { $prev = $version; $bits = $this->estimateBitStreamSize($prev); $version = QRspec::getMinimumVersion((int)(($bits + 7) / 8), $this->level); if ($version < 0) { return -1; } } while ($version > $prev); return $version; } //---------------------------------------------------------------------- public static function lengthOfCode($mode, $version, $bits) { $payload = $bits - 4 - QRspec::lengthIndicator($mode, $version); switch($mode) { case QR_MODE_NUM: $chunks = (int)($payload / 10); $remain = $payload - $chunks * 10; $size = $chunks * 3; if($remain >= 7) { $size += 2; } else if($remain >= 4) { $size += 1; } break; case QR_MODE_AN: $chunks = (int)($payload / 11); $remain = $payload - $chunks * 11; $size = $chunks * 2; if($remain >= 6) $size++; break; case QR_MODE_8: $size = (int)($payload / 8); break; case QR_MODE_KANJI: $size = (int)(($payload / 13) * 2); break; case QR_MODE_STRUCTURE: $size = (int)($payload / 8); break; default: $size = 0; break; } $maxsize = QRspec::maximumWords($mode, $version); if($size < 0) $size = 0; if($size > $maxsize) $size = $maxsize; return $size; } //---------------------------------------------------------------------- public function createBitStream() { $total = 0; foreach($this->items as $item) { $bits = $item->encodeBitStream($this->version); if($bits < 0) return -1; $total += $bits; } return $total; } //---------------------------------------------------------------------- public function convertData() { $ver = $this->estimateVersion(); if($ver > $this->getVersion()) { $this->setVersion($ver); } for(;;) { $bits = $this->createBitStream(); if($bits < 0) return -1; $ver = QRspec::getMinimumVersion((int)(($bits + 7) / 8), $this->level); if($ver < 0) { throw new Exception('WRONG VERSION'); return -1; } else if($ver > $this->getVersion()) { $this->setVersion($ver); } else { break; } } return 0; } //---------------------------------------------------------------------- public function appendPaddingBit(&$bstream) { $bits = $bstream->size(); $maxwords = QRspec::getDataLength($this->version, $this->level); $maxbits = $maxwords * 8; if ($maxbits == $bits) { return 0; } if ($maxbits - $bits < 5) { return $bstream->appendNum($maxbits - $bits, 0); } $bits += 4; $words = (int)(($bits + 7) / 8); $padding = new QRbitstream(); $ret = $padding->appendNum($words * 8 - $bits + 4, 0); if($ret < 0) return $ret; $padlen = $maxwords - $words; if($padlen > 0) { $padbuf = array(); for($i=0; $i<$padlen; $i++) { $padbuf[$i] = ($i&1)?0x11:0xec; } $ret = $padding->appendBytes($padlen, $padbuf); if($ret < 0) return $ret; } $ret = $bstream->append($padding); return $ret; } //---------------------------------------------------------------------- public function mergeBitStream() { if($this->convertData() < 0) { return null; } $bstream = new QRbitstream(); foreach($this->items as $item) { $ret = $bstream->append($item->bstream); if($ret < 0) { return null; } } return $bstream; } //---------------------------------------------------------------------- public function getBitStream() { $bstream = $this->mergeBitStream(); if($bstream == null) { return null; } $ret = $this->appendPaddingBit($bstream); if($ret < 0) { return null; } return $bstream; } //---------------------------------------------------------------------- public function getByteStream() { $bstream = $this->getBitStream(); if($bstream == null) { return null; } return $bstream->toByte(); } } //---- qrbitstream.php ----------------------------- /* * PHP QR Code encoder * * Bitstream class * * Based on libqrencode C library distributed under LGPL 2.1 * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net> * * PHP QR Code is distributed under LGPL 3 * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 3 of the License, or any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ class QRbitstream { public $data = array(); //---------------------------------------------------------------------- public function size() { return count($this->data); } //---------------------------------------------------------------------- public function allocate($setLength) { $this->data = array_fill(0, $setLength, 0); return 0; } //---------------------------------------------------------------------- public static function newFromNum($bits, $num) { $bstream = new QRbitstream(); $bstream->allocate($bits); $mask = 1 << ($bits - 1); for($i=0; $i<$bits; $i++) { if($num & $mask) { $bstream->data[$i] = 1; } else { $bstream->data[$i] = 0; } $mask = $mask >> 1; } return $bstream; } //---------------------------------------------------------------------- public static function newFromBytes($size, $data) { $bstream = new QRbitstream(); $bstream->allocate($size * 8); $p=0; for($i=0; $i<$size; $i++) { $mask = 0x80; for($j=0; $j<8; $j++) { if($data[$i] & $mask) { $bstream->data[$p] = 1; } else { $bstream->data[$p] = 0; } $p++; $mask = $mask >> 1; } } return $bstream; } //---------------------------------------------------------------------- public function append(QRbitstream $arg) { if (is_null($arg)) { return -1; } if($arg->size() == 0) { return 0; } if($this->size() == 0) { $this->data = $arg->data; return 0; } $this->data = array_values(array_merge($this->data, $arg->data)); return 0; } //---------------------------------------------------------------------- public function appendNum($bits, $num) { if ($bits == 0) return 0; $b = QRbitstream::newFromNum($bits, $num); if(is_null($b)) return -1; $ret = $this->append($b); unset($b); return $ret; } //---------------------------------------------------------------------- public function appendBytes($size, $data) { if ($size == 0) return 0; $b = QRbitstream::newFromBytes($size, $data); if(is_null($b)) return -1; $ret = $this->append($b); unset($b); return $ret; } //---------------------------------------------------------------------- public function toByte() { $size = $this->size(); if($size == 0) { return array(); } $data = array_fill(0, (int)(($size + 7) / 8), 0); $bytes = (int)($size / 8); $p = 0; for($i=0; $i<$bytes; $i++) { $v = 0; for($j=0; $j<8; $j++) { $v = $v << 1; $v |= $this->data[$p]; $p++; } $data[$i] = $v; } if($size & 7) { $v = 0; for($j=0; $j<($size & 7); $j++) { $v = $v << 1; $v |= $this->data[$p]; $p++; } $data[$bytes] = $v; } return $data; } } //---- qrsplit.php ----------------------------- /* * PHP QR Code encoder * * Input splitting classes * * Based on libqrencode C library distributed under LGPL 2.1 * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net> * * PHP QR Code is distributed under LGPL 3 * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm> * * The following data / specifications are taken from * "Two dimensional symbol -- QR-code -- Basic Specification" (JIS X0510:2004) * or * "Automatic identification and data capture techniques -- * QR Code 2005 bar code symbology specification" (ISO/IEC 18004:2006) * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 3 of the License, or any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ class QRsplit { public $dataStr = ''; public $input; public $modeHint; //---------------------------------------------------------------------- public function __construct($dataStr, $input, $modeHint) { $this->dataStr = $dataStr; $this->input = $input; $this->modeHint = $modeHint; } //---------------------------------------------------------------------- public static function isdigitat($str, $pos) { if ($pos >= strlen($str)) return false; return ((ord($str[$pos]) >= ord('0'))&&(ord($str[$pos]) <= ord('9'))); } //---------------------------------------------------------------------- public static function isalnumat($str, $pos) { if ($pos >= strlen($str)) return false; return (QRinput::lookAnTable(ord($str[$pos])) >= 0); } //---------------------------------------------------------------------- public function identifyMode($pos) { if ($pos >= strlen($this->dataStr)) return QR_MODE_NUL; $c = $this->dataStr[$pos]; if(self::isdigitat($this->dataStr, $pos)) { return QR_MODE_NUM; } else if(self::isalnumat($this->dataStr, $pos)) { return QR_MODE_AN; } else if($this->modeHint == QR_MODE_KANJI) { if ($pos+1 < strlen($this->dataStr)) { $d = $this->dataStr[$pos+1]; $word = (ord($c) << 8) | ord($d); if(($word >= 0x8140 && $word <= 0x9ffc) || ($word >= 0xe040 && $word <= 0xebbf)) { return QR_MODE_KANJI; } } } return QR_MODE_8; } //---------------------------------------------------------------------- public function eatNum() { $ln = QRspec::lengthIndicator(QR_MODE_NUM, $this->input->getVersion()); $p = 0; while(self::isdigitat($this->dataStr, $p)) { $p++; } $run = $p; $mode = $this->identifyMode($p); if($mode == QR_MODE_8) { $dif = QRinput::estimateBitsModeNum($run) + 4 + $ln + QRinput::estimateBitsMode8(1) // + 4 + l8 - QRinput::estimateBitsMode8($run + 1); // - 4 - l8 if($dif > 0) { return $this->eat8(); } } if($mode == QR_MODE_AN) { $dif = QRinput::estimateBitsModeNum($run) + 4 + $ln + QRinput::estimateBitsModeAn(1) // + 4 + la - QRinput::estimateBitsModeAn($run + 1);// - 4 - la if($dif > 0) { return $this->eatAn(); } } $ret = $this->input->append(QR_MODE_NUM, $run, str_split($this->dataStr)); if($ret < 0) return -1; return $run; } //---------------------------------------------------------------------- public function eatAn() { $la = QRspec::lengthIndicator(QR_MODE_AN, $this->input->getVersion()); $ln = QRspec::lengthIndicator(QR_MODE_NUM, $this->input->getVersion()); $p = 0; while(self::isalnumat($this->dataStr, $p)) { if(self::isdigitat($this->dataStr, $p)) { $q = $p; while(self::isdigitat($this->dataStr, $q)) { $q++; } $dif = QRinput::estimateBitsModeAn($p) // + 4 + la + QRinput::estimateBitsModeNum($q - $p) + 4 + $ln - QRinput::estimateBitsModeAn($q); // - 4 - la if($dif < 0) { break; } else { $p = $q; } } else { $p++; } } $run = $p; if(!self::isalnumat($this->dataStr, $p)) { $dif = QRinput::estimateBitsModeAn($run) + 4 + $la + QRinput::estimateBitsMode8(1) // + 4 + l8 - QRinput::estimateBitsMode8($run + 1); // - 4 - l8 if($dif > 0) { return $this->eat8(); } } $ret = $this->input->append(QR_MODE_AN, $run, str_split($this->dataStr)); if($ret < 0) return -1; return $run; } //---------------------------------------------------------------------- public function eatKanji() { $p = 0; while($this->identifyMode($p) == QR_MODE_KANJI) { $p += 2; } $ret = $this->input->append(QR_MODE_KANJI, $p, str_split($this->dataStr)); if($ret < 0) return -1; return $run; } //---------------------------------------------------------------------- public function eat8() { $la = QRspec::lengthIndicator(QR_MODE_AN, $this->input->getVersion()); $ln = QRspec::lengthIndicator(QR_MODE_NUM, $this->input->getVersion()); $p = 1; $dataStrLen = strlen($this->dataStr); while($p < $dataStrLen) { $mode = $this->identifyMode($p); if($mode == QR_MODE_KANJI) { break; } if($mode == QR_MODE_NUM) { $q = $p; while(self::isdigitat($this->dataStr, $q)) { $q++; } $dif = QRinput::estimateBitsMode8($p) // + 4 + l8 + QRinput::estimateBitsModeNum($q - $p) + 4 + $ln - QRinput::estimateBitsMode8($q); // - 4 - l8 if($dif < 0) { break; } else { $p = $q; } } else if($mode == QR_MODE_AN) { $q = $p; while(self::isalnumat($this->dataStr, $q)) { $q++; } $dif = QRinput::estimateBitsMode8($p) // + 4 + l8 + QRinput::estimateBitsModeAn($q - $p) + 4 + $la - QRinput::estimateBitsMode8($q); // - 4 - l8 if($dif < 0) { break; } else { $p = $q; } } else { $p++; } } $run = $p; $ret = $this->input->append(QR_MODE_8, $run, str_split($this->dataStr)); if($ret < 0) return -1; return $run; } //---------------------------------------------------------------------- public function splitString() { while (strlen($this->dataStr) > 0) { if($this->dataStr == '') return 0; $mode = $this->identifyMode(0); switch ($mode) { case QR_MODE_NUM: $length = $this->eatNum(); break; case QR_MODE_AN: $length = $this->eatAn(); break; case QR_MODE_KANJI: if ($hint == QR_MODE_KANJI) $length = $this->eatKanji(); else $length = $this->eat8(); break; default: $length = $this->eat8(); break; } if($length == 0) return 0; if($length < 0) return -1; $this->dataStr = substr($this->dataStr, $length); } } //---------------------------------------------------------------------- public function toUpper() { $stringLen = strlen($this->dataStr); $p = 0; while ($p<$stringLen) { $mode = self::identifyMode(substr($this->dataStr, $p), $this->modeHint); if($mode == QR_MODE_KANJI) { $p += 2; } else { if (ord($this->dataStr[$p]) >= ord('a') && ord($this->dataStr[$p]) <= ord('z')) { $this->dataStr[$p] = chr(ord($this->dataStr[$p]) - 32); } $p++; } } return $this->dataStr; } //---------------------------------------------------------------------- public static function splitStringToQRinput($string, QRinput $input, $modeHint, $casesensitive = true) { if(is_null($string) || $string == '\0' || $string == '') { throw new Exception('empty string!!!'); } $split = new QRsplit($string, $input, $modeHint); if(!$casesensitive) $split->toUpper(); return $split->splitString(); } } //---- qrrscode.php ----------------------------- /* * PHP QR Code encoder * * Reed-Solomon error correction support * * Copyright (C) 2002, 2003, 2004, 2006 Phil Karn, KA9Q * (libfec is released under the GNU Lesser General Public License.) * * Based on libqrencode C library distributed under LGPL 2.1 * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net> * * PHP QR Code is distributed under LGPL 3 * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 3 of the License, or any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ class QRrsItem { public $mm; // Bits per symbol public $nn; // Symbols per block (= (1<<mm)-1) public $alpha_to = array(); // log lookup table public $index_of = array(); // Antilog lookup table public $genpoly = array(); // Generator polynomial public $nroots; // Number of generator roots = number of parity symbols public $fcr; // First consecutive root, index form public $prim; // Primitive element, index form public $iprim; // prim-th root of 1, index form public $pad; // Padding bytes in shortened block public $gfpoly; //---------------------------------------------------------------------- public function modnn($x) { while ($x >= $this->nn) { $x -= $this->nn; $x = ($x >> $this->mm) + ($x & $this->nn); } return $x; } //---------------------------------------------------------------------- public static function init_rs_char($symsize, $gfpoly, $fcr, $prim, $nroots, $pad) { // Common code for intializing a Reed-Solomon control block (char or int symbols) // Copyright 2004 Phil Karn, KA9Q // May be used under the terms of the GNU Lesser General Public License (LGPL) $rs = null; // Check parameter ranges if($symsize < 0 || $symsize > 8) return $rs; if($fcr < 0 || $fcr >= (1<<$symsize)) return $rs; if($prim <= 0 || $prim >= (1<<$symsize)) return $rs; if($nroots < 0 || $nroots >= (1<<$symsize)) return $rs; // Can't have more roots than symbol values! if($pad < 0 || $pad >= ((1<<$symsize) -1 - $nroots)) return $rs; // Too much padding $rs = new QRrsItem(); $rs->mm = $symsize; $rs->nn = (1<<$symsize)-1; $rs->pad = $pad; $rs->alpha_to = array_fill(0, $rs->nn+1, 0); $rs->index_of = array_fill(0, $rs->nn+1, 0); // PHP style macro replacement ;) $NN =& $rs->nn; $A0 =& $NN; // Generate Galois field lookup tables $rs->index_of[0] = $A0; // log(zero) = -inf $rs->alpha_to[$A0] = 0; // alpha**-inf = 0 $sr = 1; for($i=0; $i<$rs->nn; $i++) { $rs->index_of[$sr] = $i; $rs->alpha_to[$i] = $sr; $sr <<= 1; if($sr & (1<<$symsize)) { $sr ^= $gfpoly; } $sr &= $rs->nn; } if($sr != 1){ // field generator polynomial is not primitive! $rs = NULL; return $rs; } /* Form RS code generator polynomial from its roots */ $rs->genpoly = array_fill(0, $nroots+1, 0); $rs->fcr = $fcr; $rs->prim = $prim; $rs->nroots = $nroots; $rs->gfpoly = $gfpoly; /* Find prim-th root of 1, used in decoding */ for($iprim=1;($iprim % $prim) != 0;$iprim += $rs->nn) ; // intentional empty-body loop! $rs->iprim = (int)($iprim / $prim); $rs->genpoly[0] = 1; for ($i = 0,$root=$fcr*$prim; $i < $nroots; $i++, $root += $prim) { $rs->genpoly[$i+1] = 1; // Multiply rs->genpoly[] by @**(root + x) for ($j = $i; $j > 0; $j--) { if ($rs->genpoly[$j] != 0) { $rs->genpoly[$j] = $rs->genpoly[$j-1] ^ $rs->alpha_to[$rs->modnn($rs->index_of[$rs->genpoly[$j]] + $root)]; } else { $rs->genpoly[$j] = $rs->genpoly[$j-1]; } } // rs->genpoly[0] can never be zero $rs->genpoly[0] = $rs->alpha_to[$rs->modnn($rs->index_of[$rs->genpoly[0]] + $root)]; } // convert rs->genpoly[] to index form for quicker encoding for ($i = 0; $i <= $nroots; $i++) $rs->genpoly[$i] = $rs->index_of[$rs->genpoly[$i]]; return $rs; } //---------------------------------------------------------------------- public function encode_rs_char($data, &$parity) { $MM =& $this->mm; $NN =& $this->nn; $ALPHA_TO =& $this->alpha_to; $INDEX_OF =& $this->index_of; $GENPOLY =& $this->genpoly; $NROOTS =& $this->nroots; $FCR =& $this->fcr; $PRIM =& $this->prim; $IPRIM =& $this->iprim; $PAD =& $this->pad; $A0 =& $NN; $parity = array_fill(0, $NROOTS, 0); for($i=0; $i< ($NN-$NROOTS-$PAD); $i++) { $feedback = $INDEX_OF[$data[$i] ^ $parity[0]]; if($feedback != $A0) { // feedback term is non-zero // This line is unnecessary when GENPOLY[NROOTS] is unity, as it must // always be for the polynomials constructed by init_rs() $feedback = $this->modnn($NN - $GENPOLY[$NROOTS] + $feedback); for($j=1;$j<$NROOTS;$j++) { $parity[$j] ^= $ALPHA_TO[$this->modnn($feedback + $GENPOLY[$NROOTS-$j])]; } } // Shift array_shift($parity); if($feedback != $A0) { array_push($parity, $ALPHA_TO[$this->modnn($feedback + $GENPOLY[0])]); } else { array_push($parity, 0); } } } } //########################################################################## class QRrs { public static $items = array(); //---------------------------------------------------------------------- public static function init_rs($symsize, $gfpoly, $fcr, $prim, $nroots, $pad) { foreach(self::$items as $rs) { if($rs->pad != $pad) continue; if($rs->nroots != $nroots) continue; if($rs->mm != $symsize) continue; if($rs->gfpoly != $gfpoly) continue; if($rs->fcr != $fcr) continue; if($rs->prim != $prim) continue; return $rs; } $rs = QRrsItem::init_rs_char($symsize, $gfpoly, $fcr, $prim, $nroots, $pad); array_unshift(self::$items, $rs); return $rs; } } //---- qrmask.php ----------------------------- /* * PHP QR Code encoder * * Masking * * Based on libqrencode C library distributed under LGPL 2.1 * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net> * * PHP QR Code is distributed under LGPL 3 * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 3 of the License, or any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ define('N1', 3); define('N2', 3); define('N3', 40); define('N4', 10); class QRmask { public $runLength = array(); //---------------------------------------------------------------------- public function __construct() { $this->runLength = array_fill(0, QRSPEC_WIDTH_MAX + 1, 0); } //---------------------------------------------------------------------- public function writeFormatInformation($width, &$frame, $mask, $level) { $blacks = 0; $format = QRspec::getFormatInfo($mask, $level); for($i=0; $i<8; $i++) { if($format & 1) { $blacks += 2; $v = 0x85; } else { $v = 0x84; } $frame[8][$width - 1 - $i] = chr($v); if($i < 6) { $frame[$i][8] = chr($v); } else { $frame[$i + 1][8] = chr($v); } $format = $format >> 1; } for($i=0; $i<7; $i++) { if($format & 1) { $blacks += 2; $v = 0x85; } else { $v = 0x84; } $frame[$width - 7 + $i][8] = chr($v); if($i == 0) { $frame[8][7] = chr($v); } else { $frame[8][6 - $i] = chr($v); } $format = $format >> 1; } return $blacks; } //---------------------------------------------------------------------- public function mask0($x, $y) { return ($x+$y)&1; } public function mask1($x, $y) { return ($y&1); } public function mask2($x, $y) { return ($x%3); } public function mask3($x, $y) { return ($x+$y)%3; } public function mask4($x, $y) { return (((int)($y/2))+((int)($x/3)))&1; } public function mask5($x, $y) { return (($x*$y)&1)+($x*$y)%3; } public function mask6($x, $y) { return ((($x*$y)&1)+($x*$y)%3)&1; } public function mask7($x, $y) { return ((($x*$y)%3)+(($x+$y)&1))&1; } //---------------------------------------------------------------------- private function generateMaskNo($maskNo, $width, $frame) { $bitMask = array_fill(0, $width, array_fill(0, $width, 0)); for($y=0; $y<$width; $y++) { for($x=0; $x<$width; $x++) { if(ord($frame[$y][$x]) & 0x80) { $bitMask[$y][$x] = 0; } else { $maskFunc = call_user_func(array($this, 'mask'.$maskNo), $x, $y); $bitMask[$y][$x] = ($maskFunc == 0)?1:0; } } } return $bitMask; } //---------------------------------------------------------------------- public static function serial($bitFrame) { $codeArr = array(); foreach ($bitFrame as $line) $codeArr[] = join('', $line); return gzcompress(join("\n", $codeArr), 9); } //---------------------------------------------------------------------- public static function unserial($code) { $codeArr = array(); $codeLines = explode("\n", gzuncompress($code)); foreach ($codeLines as $line) $codeArr[] = str_split($line); return $codeArr; } //---------------------------------------------------------------------- public function makeMaskNo($maskNo, $width, $s, &$d, $maskGenOnly = false) { $b = 0; $bitMask = array(); $fileName = QR_CACHE_DIR.'mask_'.$maskNo.DIRECTORY_SEPARATOR.'mask_'.$width.'_'.$maskNo.'.dat'; if (QR_CACHEABLE) { if (file_exists($fileName)) { $bitMask = self::unserial(file_get_contents($fileName)); } else { $bitMask = $this->generateMaskNo($maskNo, $width, $s, $d); if (!file_exists(QR_CACHE_DIR.'mask_'.$maskNo)) mkdir(QR_CACHE_DIR.'mask_'.$maskNo); file_put_contents($fileName, self::serial($bitMask)); } } else { $bitMask = $this->generateMaskNo($maskNo, $width, $s, $d); } if ($maskGenOnly) return; $d = $s; for($y=0; $y<$width; $y++) { for($x=0; $x<$width; $x++) { if($bitMask[$y][$x] == 1) { $d[$y][$x] = chr(ord($s[$y][$x]) ^ (int)$bitMask[$y][$x]); } $b += (int)(ord($d[$y][$x]) & 1); } } return $b; } //---------------------------------------------------------------------- public function makeMask($width, $frame, $maskNo, $level) { $masked = array_fill(0, $width, str_repeat("\0", $width)); $this->makeMaskNo($maskNo, $width, $frame, $masked); $this->writeFormatInformation($width, $masked, $maskNo, $level); return $masked; } //---------------------------------------------------------------------- public function calcN1N3($length) { $demerit = 0; for($i=0; $i<$length; $i++) { if($this->runLength[$i] >= 5) { $demerit += (N1 + ($this->runLength[$i] - 5)); } if($i & 1) { if(($i >= 3) && ($i < ($length-2)) && ($this->runLength[$i] % 3 == 0)) { $fact = (int)($this->runLength[$i] / 3); if(($this->runLength[$i-2] == $fact) && ($this->runLength[$i-1] == $fact) && ($this->runLength[$i+1] == $fact) && ($this->runLength[$i+2] == $fact)) { if(($this->runLength[$i-3] < 0) || ($this->runLength[$i-3] >= (4 * $fact))) { $demerit += N3; } else if((($i+3) >= $length) || ($this->runLength[$i+3] >= (4 * $fact))) { $demerit += N3; } } } } } return $demerit; } //---------------------------------------------------------------------- public function evaluateSymbol($width, $frame) { $head = 0; $demerit = 0; for($y=0; $y<$width; $y++) { $head = 0; $this->runLength[0] = 1; $frameY = $frame[$y]; if ($y>0) $frameYM = $frame[$y-1]; for($x=0; $x<$width; $x++) { if(($x > 0) && ($y > 0)) { $b22 = ord($frameY[$x]) & ord($frameY[$x-1]) & ord($frameYM[$x]) & ord($frameYM[$x-1]); $w22 = ord($frameY[$x]) | ord($frameY[$x-1]) | ord($frameYM[$x]) | ord($frameYM[$x-1]); if(($b22 | ($w22 ^ 1))&1) { $demerit += N2; } } if(($x == 0) && (ord($frameY[$x]) & 1)) { $this->runLength[0] = -1; $head = 1; $this->runLength[$head] = 1; } else if($x > 0) { if((ord($frameY[$x]) ^ ord($frameY[$x-1])) & 1) { $head++; $this->runLength[$head] = 1; } else { $this->runLength[$head]++; } } } $demerit += $this->calcN1N3($head+1); } for($x=0; $x<$width; $x++) { $head = 0; $this->runLength[0] = 1; for($y=0; $y<$width; $y++) { if($y == 0 && (ord($frame[$y][$x]) & 1)) { $this->runLength[0] = -1; $head = 1; $this->runLength[$head] = 1; } else if($y > 0) { if((ord($frame[$y][$x]) ^ ord($frame[$y-1][$x])) & 1) { $head++; $this->runLength[$head] = 1; } else { $this->runLength[$head]++; } } } $demerit += $this->calcN1N3($head+1); } return $demerit; } //---------------------------------------------------------------------- public function mask($width, $frame, $level) { $minDemerit = PHP_INT_MAX; $bestMaskNum = 0; $bestMask = array(); $checked_masks = array(0,1,2,3,4,5,6,7); if (QR_FIND_FROM_RANDOM !== false) { $howManuOut = 8-(QR_FIND_FROM_RANDOM % 9); for ($i = 0; $i < $howManuOut; $i++) { $remPos = rand (0, count($checked_masks)-1); unset($checked_masks[$remPos]); $checked_masks = array_values($checked_masks); } } $bestMask = $frame; foreach($checked_masks as $i) { $mask = array_fill(0, $width, str_repeat("\0", $width)); $demerit = 0; $blacks = 0; $blacks = $this->makeMaskNo($i, $width, $frame, $mask); $blacks += $this->writeFormatInformation($width, $mask, $i, $level); $blacks = (int)(100 * $blacks / ($width * $width)); $demerit = (int)((int)(abs($blacks - 50) / 5) * N4); $demerit += $this->evaluateSymbol($width, $mask); if($demerit < $minDemerit) { $minDemerit = $demerit; $bestMask = $mask; $bestMaskNum = $i; } } return $bestMask; } //---------------------------------------------------------------------- } //---- qrencode.php ----------------------------- /* * PHP QR Code encoder * * Main encoder classes. * * Based on libqrencode C library distributed under LGPL 2.1 * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net> * * PHP QR Code is distributed under LGPL 3 * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 3 of the License, or any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ class QRrsblock { public $dataLength; public $data = array(); public $eccLength; public $ecc = array(); public function __construct($dl, $data, $el, &$ecc, QRrsItem $rs) { $rs->encode_rs_char($data, $ecc); $this->dataLength = $dl; $this->data = $data; $this->eccLength = $el; $this->ecc = $ecc; } }; //########################################################################## class QRrawcode { public $version; public $datacode = array(); public $ecccode = array(); public $blocks; public $rsblocks = array(); //of RSblock public $count; public $dataLength; public $eccLength; public $b1; //---------------------------------------------------------------------- public function __construct(QRinput $input) { $spec = array(0,0,0,0,0); $this->datacode = $input->getByteStream(); if(is_null($this->datacode)) { throw new Exception('null imput string'); } QRspec::getEccSpec($input->getVersion(), $input->getErrorCorrectionLevel(), $spec); $this->version = $input->getVersion(); $this->b1 = QRspec::rsBlockNum1($spec); $this->dataLength = QRspec::rsDataLength($spec); $this->eccLength = QRspec::rsEccLength($spec); $this->ecccode = array_fill(0, $this->eccLength, 0); $this->blocks = QRspec::rsBlockNum($spec); $ret = $this->init($spec); if($ret < 0) { throw new Exception('block alloc error'); return null; } $this->count = 0; } //---------------------------------------------------------------------- public function init(array $spec) { $dl = QRspec::rsDataCodes1($spec); $el = QRspec::rsEccCodes1($spec); $rs = QRrs::init_rs(8, 0x11d, 0, 1, $el, 255 - $dl - $el); $blockNo = 0; $dataPos = 0; $eccPos = 0; for($i=0; $i<QRspec::rsBlockNum1($spec); $i++) { $ecc = array_slice($this->ecccode,$eccPos); $this->rsblocks[$blockNo] = new QRrsblock($dl, array_slice($this->datacode, $dataPos), $el, $ecc, $rs); $this->ecccode = array_merge(array_slice($this->ecccode,0, $eccPos), $ecc); $dataPos += $dl; $eccPos += $el; $blockNo++; } if(QRspec::rsBlockNum2($spec) == 0) return 0; $dl = QRspec::rsDataCodes2($spec); $el = QRspec::rsEccCodes2($spec); $rs = QRrs::init_rs(8, 0x11d, 0, 1, $el, 255 - $dl - $el); if($rs == NULL) return -1; for($i=0; $i<QRspec::rsBlockNum2($spec); $i++) { $ecc = array_slice($this->ecccode,$eccPos); $this->rsblocks[$blockNo] = new QRrsblock($dl, array_slice($this->datacode, $dataPos), $el, $ecc, $rs); $this->ecccode = array_merge(array_slice($this->ecccode,0, $eccPos), $ecc); $dataPos += $dl; $eccPos += $el; $blockNo++; } return 0; } //---------------------------------------------------------------------- public function getCode() { $ret; if($this->count < $this->dataLength) { $row = $this->count % $this->blocks; $col = $this->count / $this->blocks; if($col >= $this->rsblocks[0]->dataLength) { $row += $this->b1; } $ret = $this->rsblocks[$row]->data[$col]; } else if($this->count < $this->dataLength + $this->eccLength) { $row = ($this->count - $this->dataLength) % $this->blocks; $col = ($this->count - $this->dataLength) / $this->blocks; $ret = $this->rsblocks[$row]->ecc[$col]; } else { return 0; } $this->count++; return $ret; } } //########################################################################## class QRcode { public $version; public $width; public $data; //---------------------------------------------------------------------- public function encodeMask(QRinput $input, $mask) { if($input->getVersion() < 0 || $input->getVersion() > QRSPEC_VERSION_MAX) { throw new Exception('wrong version'); } if($input->getErrorCorrectionLevel() > QR_ECLEVEL_H) { throw new Exception('wrong level'); } $raw = new QRrawcode($input); QRtools::markTime('after_raw'); $version = $raw->version; $width = QRspec::getWidth($version); $frame = QRspec::newFrame($version); $filler = new FrameFiller($width, $frame); if(is_null($filler)) { return NULL; } // inteleaved data and ecc codes for($i=0; $i<$raw->dataLength + $raw->eccLength; $i++) { $code = $raw->getCode(); $bit = 0x80; for($j=0; $j<8; $j++) { $addr = $filler->next(); $filler->setFrameAt($addr, 0x02 | (($bit & $code) != 0)); $bit = $bit >> 1; } } QRtools::markTime('after_filler'); unset($raw); // remainder bits $j = QRspec::getRemainder($version); for($i=0; $i<$j; $i++) { $addr = $filler->next(); $filler->setFrameAt($addr, 0x02); } $frame = $filler->frame; unset($filler); // masking $maskObj = new QRmask(); if($mask < 0) { if (QR_FIND_BEST_MASK) { $masked = $maskObj->mask($width, $frame, $input->getErrorCorrectionLevel()); } else { $masked = $maskObj->makeMask($width, $frame, (intval(QR_DEFAULT_MASK) % 8), $input->getErrorCorrectionLevel()); } } else { $masked = $maskObj->makeMask($width, $frame, $mask, $input->getErrorCorrectionLevel()); } if($masked == NULL) { return NULL; } QRtools::markTime('after_mask'); $this->version = $version; $this->width = $width; $this->data = $masked; return $this; } //---------------------------------------------------------------------- public function encodeInput(QRinput $input) { return $this->encodeMask($input, -1); } //---------------------------------------------------------------------- public function encodeString8bit($string, $version, $level) { if(string == NULL) { throw new Exception('empty string!'); return NULL; } $input = new QRinput($version, $level); if($input == NULL) return NULL; $ret = $input->append($input, QR_MODE_8, strlen($string), str_split($string)); if($ret < 0) { unset($input); return NULL; } return $this->encodeInput($input); } //---------------------------------------------------------------------- public function encodeString($string, $version, $level, $hint, $casesensitive) { if($hint != QR_MODE_8 && $hint != QR_MODE_KANJI) { throw new Exception('bad hint'); return NULL; } $input = new QRinput($version, $level); if($input == NULL) return NULL; $ret = QRsplit::splitStringToQRinput($string, $input, $hint, $casesensitive); if($ret < 0) { return NULL; } return $this->encodeInput($input); } //---------------------------------------------------------------------- public static function png($text, $outfile = false, $level = QR_ECLEVEL_L, $size = 3, $margin = 4, $saveandprint=false) { $enc = QRencode::factory($level, $size, $margin); return $enc->encodePNG($text, $outfile, $saveandprint=false); } //---------------------------------------------------------------------- public static function text($text, $outfile = false, $level = QR_ECLEVEL_L, $size = 3, $margin = 4) { $enc = QRencode::factory($level, $size, $margin); return $enc->encode($text, $outfile); } //---------------------------------------------------------------------- public static function raw($text, $outfile = false, $level = QR_ECLEVEL_L, $size = 3, $margin = 4) { $enc = QRencode::factory($level, $size, $margin); return $enc->encodeRAW($text, $outfile); } } //########################################################################## class FrameFiller { public $width; public $frame; public $x; public $y; public $dir; public $bit; //---------------------------------------------------------------------- public function __construct($width, &$frame) { $this->width = $width; $this->frame = $frame; $this->x = $width - 1; $this->y = $width - 1; $this->dir = -1; $this->bit = -1; } //---------------------------------------------------------------------- public function setFrameAt($at, $val) { $this->frame[$at['y']][$at['x']] = chr($val); } //---------------------------------------------------------------------- public function getFrameAt($at) { return ord($this->frame[$at['y']][$at['x']]); } //---------------------------------------------------------------------- public function next() { do { if($this->bit == -1) { $this->bit = 0; return array('x'=>$this->x, 'y'=>$this->y); } $x = $this->x; $y = $this->y; $w = $this->width; if($this->bit == 0) { $x--; $this->bit++; } else { $x++; $y += $this->dir; $this->bit--; } if($this->dir < 0) { if($y < 0) { $y = 0; $x -= 2; $this->dir = 1; if($x == 6) { $x--; $y = 9; } } } else { if($y == $w) { $y = $w - 1; $x -= 2; $this->dir = -1; if($x == 6) { $x--; $y -= 8; } } } if($x < 0 || $y < 0) return null; $this->x = $x; $this->y = $y; } while(ord($this->frame[$y][$x]) & 0x80); return array('x'=>$x, 'y'=>$y); } } ; //########################################################################## class QRencode { public $casesensitive = true; public $eightbit = false; public $version = 0; public $size = 3; public $margin = 4; public $structured = 0; // not supported yet public $level = QR_ECLEVEL_L; public $hint = QR_MODE_8; //---------------------------------------------------------------------- public static function factory($level = QR_ECLEVEL_L, $size = 3, $margin = 4) { $enc = new QRencode(); $enc->size = $size; $enc->margin = $margin; switch ($level.'') { case '0': case '1': case '2': case '3': $enc->level = $level; break; case 'l': case 'L': $enc->level = QR_ECLEVEL_L; break; case 'm': case 'M': $enc->level = QR_ECLEVEL_M; break; case 'q': case 'Q': $enc->level = QR_ECLEVEL_Q; break; case 'h': case 'H': $enc->level = QR_ECLEVEL_H; break; } return $enc; } //---------------------------------------------------------------------- public function encodeRAW($intext, $outfile = false) { $code = new QRcode(); if($this->eightbit) { $code->encodeString8bit($intext, $this->version, $this->level); } else { $code->encodeString($intext, $this->version, $this->level, $this->hint, $this->casesensitive); } return $code->data; } //---------------------------------------------------------------------- public function encode($intext, $outfile = false) { $code = new QRcode(); if($this->eightbit) { $code->encodeString8bit($intext, $this->version, $this->level); } else { $code->encodeString($intext, $this->version, $this->level, $this->hint, $this->casesensitive); } QRtools::markTime('after_encode'); if ($outfile!== false) { file_put_contents($outfile, join("\n", QRtools::binarize($code->data))); } else { return QRtools::binarize($code->data); } } //---------------------------------------------------------------------- public function encodePNG($intext, $outfile = false,$saveandprint=false) { try { ob_start(); $tab = $this->encode($intext); $err = ob_get_contents(); ob_end_clean(); if ($err != '') QRtools::log($outfile, $err); $maxSize = (int)(QR_PNG_MAXIMUM_SIZE / (count($tab)+2*$this->margin)); QRimage::png($tab, $outfile, min(max(1, $this->size), $maxSize), $this->margin,$saveandprint); } catch (Exception $e) { QRtools::log($outfile, $e->getMessage()); } } } ?>
上面代码另存为：phpqrcode.php
