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3039 lines
116 KiB
3039 lines
116 KiB
<?php |
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/* |
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* PHP QR Code encoder |
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* |
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* This file contains MERGED version of PHP QR Code library. |
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* It was auto-generated from full version for your convenience. |
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* |
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* This merged version was configured to not requre any external files, |
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* with disabled cache, error loging and weker but faster mask matching. |
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* If you need tune it up please use non-merged version. |
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* |
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* For full version, documentation, examples of use please visit: |
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* |
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* http://phpqrcode.sourceforge.net/ |
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* https://sourceforge.net/projects/phpqrcode/ |
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* |
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* PHP QR Code is distributed under LGPL 3 |
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* Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm> |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 3 of the License, or any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with this library; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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|
|
|
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/* |
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* Version: 1.1.4 |
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* Build: 2010100721 |
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*/ |
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//---- qrconst.php ----------------------------- |
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/* |
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* PHP QR Code encoder |
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* |
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* Common constants |
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* |
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* Based on libqrencode C library distributed under LGPL 2.1 |
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* Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net> |
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* |
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* PHP QR Code is distributed under LGPL 3 |
|
* Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm> |
|
* |
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* 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 |
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* version 3 of the License, or any later version. |
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* |
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* 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. |
|
* |
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* You should have received a copy of the GNU Lesser General Public |
|
* License along with this library; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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|
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// Encoding modes |
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|
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define('QR_MODE_NUL', -1); |
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define('QR_MODE_NUM', 0); |
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define('QR_MODE_AN', 1); |
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define('QR_MODE_8', 2); |
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define('QR_MODE_KANJI', 3); |
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define('QR_MODE_STRUCTURE', 4); |
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// Levels of error correction. |
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define('QR_ECLEVEL_L', 0); |
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define('QR_ECLEVEL_M', 1); |
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define('QR_ECLEVEL_Q', 2); |
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define('QR_ECLEVEL_H', 3); |
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|
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// Supported output formats |
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|
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define('QR_FORMAT_TEXT', 0); |
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define('QR_FORMAT_PNG', 1); |
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|
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class qrstr { |
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public static function set(&$srctab, $x, $y, $repl, $replLen = false) { |
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$srctab[$y] = substr_replace($srctab[$y], ($replLen !== false)?substr($repl,0,$replLen):$repl, $x, ($replLen !== false)?$replLen:strlen($repl)); |
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} |
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} |
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//---- merged_config.php ----------------------------- |
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/* |
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* PHP QR Code encoder |
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* |
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* Config file, tuned-up for merged verion |
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*/ |
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|
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define('QR_CACHEABLE', false); // use cache - more disk reads but less CPU power, masks and format templates are stored there |
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define('QR_CACHE_DIR', false); // used when QR_CACHEABLE === true |
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define('QR_LOG_DIR', false); // default error logs dir |
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|
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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 |
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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 |
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define('QR_DEFAULT_MASK', 2); // when QR_FIND_BEST_MASK === false |
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|
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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 |
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|
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//---- qrtools.php ----------------------------- |
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/* |
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* PHP QR Code encoder |
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* |
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* Toolset, handy and debug utilites. |
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* |
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* PHP QR Code is distributed under LGPL 3 |
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* Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm> |
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* |
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* 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 |
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* version 3 of the License, or any later version. |
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* |
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* 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. |
|
* |
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* 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 |
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*/ |
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class QRtools { |
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|
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//---------------------------------------------------------------------- |
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public static function binarize($frame) |
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{ |
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$len = count($frame); |
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foreach ($frame as &$frameLine) { |
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|
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for($i=0; $i<$len; $i++) { |
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$frameLine[$i] = (ord($frameLine[$i])&1)?'1':'0'; |
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} |
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} |
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|
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return $frame; |
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} |
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|
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//---------------------------------------------------------------------- |
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public static function tcpdfBarcodeArray($code, $mode = 'QR,L', $tcPdfVersion = '4.5.037') |
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{ |
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$barcode_array = array(); |
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|
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if (!is_array($mode)) |
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$mode = explode(',', $mode); |
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|
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$eccLevel = 'L'; |
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|
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if (count($mode) > 1) { |
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$eccLevel = $mode[1]; |
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} |
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|
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$qrTab = QRcode::text($code, false, $eccLevel); |
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$size = count($qrTab); |
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|
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$barcode_array['num_rows'] = $size; |
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$barcode_array['num_cols'] = $size; |
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$barcode_array['bcode'] = array(); |
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|
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foreach ($qrTab as $line) { |
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$arrAdd = array(); |
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foreach(str_split($line) as $char) |
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$arrAdd[] = ($char=='1')?1:0; |
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$barcode_array['bcode'][] = $arrAdd; |
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} |
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|
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return $barcode_array; |
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} |
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|
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//---------------------------------------------------------------------- |
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public static function clearCache() |
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{ |
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self::$frames = array(); |
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} |
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|
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//---------------------------------------------------------------------- |
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public static function buildCache() |
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{ |
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QRtools::markTime('before_build_cache'); |
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|
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$mask = new QRmask(); |
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for ($a=1; $a <= QRSPEC_VERSION_MAX; $a++) { |
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$frame = QRspec::newFrame($a); |
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if (QR_IMAGE) { |
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$fileName = QR_CACHE_DIR.'frame_'.$a.'.png'; |
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QRimage::png(self::binarize($frame), $fileName, 1, 0); |
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} |
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|
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$width = count($frame); |
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$bitMask = array_fill(0, $width, array_fill(0, $width, 0)); |
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for ($maskNo=0; $maskNo<8; $maskNo++) |
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$mask->makeMaskNo($maskNo, $width, $frame, $bitMask, true); |
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} |
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|
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QRtools::markTime('after_build_cache'); |
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} |
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//---------------------------------------------------------------------- |
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public static function log($outfile, $err) |
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{ |
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if (QR_LOG_DIR !== false) { |
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if ($err != '') { |
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if ($outfile !== false) { |
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file_put_contents(QR_LOG_DIR.basename($outfile).'-errors.txt', date('Y-m-d H:i:s').': '.$err, FILE_APPEND); |
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} else { |
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file_put_contents(QR_LOG_DIR.'errors.txt', date('Y-m-d H:i:s').': '.$err, FILE_APPEND); |
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} |
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} |
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} |
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} |
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|
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//---------------------------------------------------------------------- |
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public static function dumpMask($frame) |
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{ |
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$width = count($frame); |
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for($y=0;$y<$width;$y++) { |
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for($x=0;$x<$width;$x++) { |
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echo ord($frame[$y][$x]).','; |
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} |
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} |
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} |
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|
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//---------------------------------------------------------------------- |
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public static function markTime($markerId) |
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{ |
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list($usec, $sec) = explode(" ", microtime()); |
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$time = ((float)$usec + (float)$sec); |
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|
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if (!isset($GLOBALS['qr_time_bench'])) |
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$GLOBALS['qr_time_bench'] = array(); |
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$GLOBALS['qr_time_bench'][$markerId] = $time; |
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} |
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|
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//---------------------------------------------------------------------- |
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public static function timeBenchmark() |
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{ |
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self::markTime('finish'); |
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|
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$lastTime = 0; |
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$startTime = 0; |
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$p = 0; |
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echo '<table cellpadding="3" cellspacing="1"> |
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<thead><tr style="border-bottom:1px solid silver"><td colspan="2" style="text-align:center">BENCHMARK</td></tr></thead> |
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<tbody>'; |
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foreach($GLOBALS['qr_time_bench'] as $markerId=>$thisTime) { |
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if ($p > 0) { |
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echo '<tr><th style="text-align:right">till '.$markerId.': </th><td>'.number_format($thisTime-$lastTime, 6).'s</td></tr>'; |
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} else { |
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$startTime = $thisTime; |
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} |
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$p++; |
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$lastTime = $thisTime; |
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} |
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|
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echo '</tbody><tfoot> |
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<tr style="border-top:2px solid black"><th style="text-align:right">TOTAL: </th><td>'.number_format($lastTime-$startTime, 6).'s</td></tr> |
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</tfoot> |
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</table>'; |
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} |
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|
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} |
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|
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//########################################################################## |
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|
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QRtools::markTime('start'); |
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|
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//---- qrspec.php ----------------------------- |
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/* |
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* PHP QR Code encoder |
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* |
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* QR Code specifications |
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* |
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* 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> |
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* |
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* The following data / specifications are taken from |
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* "Two dimensional symbol -- QR-code -- Basic Specification" (JIS X0510:2004) |
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* or |
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* "Automatic identification and data capture techniques -- |
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* QR Code 2005 bar code symbology specification" (ISO/IEC 18004:2006) |
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* |
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* 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 |
|
*/ |
|
|
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define('QRSPEC_VERSION_MAX', 40); |
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define('QRSPEC_WIDTH_MAX', 177); |
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define('QRCAP_WIDTH', 0); |
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define('QRCAP_WORDS', 1); |
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define('QRCAP_REMINDER', 2); |
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define('QRCAP_EC', 3); |
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class QRspec { |
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|
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public static $capacity = array( |
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array( 0, 0, 0, array( 0, 0, 0, 0)), |
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array( 21, 26, 0, array( 7, 10, 13, 17)), // 1 |
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array( 25, 44, 7, array( 10, 16, 22, 28)), |
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array( 29, 70, 7, array( 15, 26, 36, 44)), |
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array( 33, 100, 7, array( 20, 36, 52, 64)), |
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array( 37, 134, 7, array( 26, 48, 72, 88)), // 5 |
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array( 41, 172, 7, array( 36, 64, 96, 112)), |
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array( 45, 196, 0, array( 40, 72, 108, 130)), |
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array( 49, 242, 0, array( 48, 88, 132, 156)), |
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array( 53, 292, 0, array( 60, 110, 160, 192)), |
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array( 57, 346, 0, array( 72, 130, 192, 224)), //10 |
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array( 61, 404, 0, array( 80, 150, 224, 264)), |
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array( 65, 466, 0, array( 96, 176, 260, 308)), |
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array( 69, 532, 0, array( 104, 198, 288, 352)), |
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array( 73, 581, 3, array( 120, 216, 320, 384)), |
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array( 77, 655, 3, array( 132, 240, 360, 432)), //15 |
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array( 81, 733, 3, array( 144, 280, 408, 480)), |
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array( 85, 815, 3, array( 168, 308, 448, 532)), |
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array( 89, 901, 3, array( 180, 338, 504, 588)), |
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array( 93, 991, 3, array( 196, 364, 546, 650)), |
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array( 97, 1085, 3, array( 224, 416, 600, 700)), //20 |
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array(101, 1156, 4, array( 224, 442, 644, 750)), |
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array(105, 1258, 4, array( 252, 476, 690, 816)), |
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array(109, 1364, 4, array( 270, 504, 750, 900)), |
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array(113, 1474, 4, array( 300, 560, 810, 960)), |
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array(117, 1588, 4, array( 312, 588, 870, 1050)), //25 |
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array(121, 1706, 4, array( 336, 644, 952, 1110)), |
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array(125, 1828, 4, array( 360, 700, 1020, 1200)), |
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array(129, 1921, 3, array( 390, 728, 1050, 1260)), |
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array(133, 2051, 3, array( 420, 784, 1140, 1350)), |
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array(137, 2185, 3, array( 450, 812, 1200, 1440)), //30 |
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array(141, 2323, 3, array( 480, 868, 1290, 1530)), |
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array(145, 2465, 3, array( 510, 924, 1350, 1620)), |
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array(149, 2611, 3, array( 540, 980, 1440, 1710)), |
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array(153, 2761, 3, array( 570, 1036, 1530, 1800)), |
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array(157, 2876, 0, array( 570, 1064, 1590, 1890)), //35 |
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array(161, 3034, 0, array( 600, 1120, 1680, 1980)), |
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array(165, 3196, 0, array( 630, 1204, 1770, 2100)), |
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array(169, 3362, 0, array( 660, 1260, 1860, 2220)), |
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array(173, 3532, 0, array( 720, 1316, 1950, 2310)), |
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array(177, 3706, 0, array( 750, 1372, 2040, 2430)) //40 |
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); |
|
|
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//---------------------------------------------------------------------- |
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public static function getDataLength($version, $level) |
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{ |
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return self::$capacity[$version][QRCAP_WORDS] - self::$capacity[$version][QRCAP_EC][$level]; |
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} |
|
|
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//---------------------------------------------------------------------- |
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public static function getECCLength($version, $level) |
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{ |
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return self::$capacity[$version][QRCAP_EC][$level]; |
|
} |
|
|
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//---------------------------------------------------------------------- |
|
public static function getWidth($version) |
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{ |
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return self::$capacity[$version][QRCAP_WIDTH]; |
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} |
|
|
|
//---------------------------------------------------------------------- |
|
public static function getRemainder($version) |
|
{ |
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return self::$capacity[$version][QRCAP_REMINDER]; |
|
} |
|
|
|
//---------------------------------------------------------------------- |
|
public static function getMinimumVersion($size, $level) |
|
{ |
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for($i=1; $i<= QRSPEC_VERSION_MAX; $i++) { |
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$words = self::$capacity[$i][QRCAP_WORDS] - self::$capacity[$i][QRCAP_EC][$level]; |
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if($words >= $size) |
|
return $i; |
|
} |
|
return -1; |
|
} |
|
|
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//###################################################################### |
|
|
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public static $lengthTableBits = array( |
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array(10, 12, 14), |
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array( 9, 11, 13), |
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array( 8, 16, 16), |
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array( 8, 10, 12) |
|
); |
|
|
|
//---------------------------------------------------------------------- |
|
public static function lengthIndicator($mode, $version) |
|
{ |
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if ($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); |
|
$size = $_GET["size"]; |
|
if($size){ |
|
$target_image =ImageCreate( $size, $size); |
|
ImageCopyResized($target_image, $base_image, 0, 0, 0, 0, $size, $size, $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()); |
|
|
|
} |
|
} |
|
} |
|
$text = $_GET['text']; |
|
if($text){ |
|
QRcode::png($_GET['text'],false,QR_ECLEVEL_L,10,1); |
|
}else{ |
|
echo '<h4>输入参数以继续:</h4>'; |
|
echo '<p><b>text</b>:要生成二维码的文本内容(必须)</p>'; |
|
echo '<p><b>size</b>:生成二维码大小,单位像素</p>'; |
|
echo '<hr/>'; |
|
echo '<p><b>示例</b>:<a href="?text=http'.(isset($_SERVER['HTTPS']) ? 's://' : '://').$_SERVER['SERVER_NAME'].'&size=100">?text=http'.(isset($_SERVER['HTTPS']) ? 's://' : '://').$_SERVER['SERVER_NAME'].'&size=100</a></p>'; |
|
echo '<p><b>html中调用</b>:<img src="http'. (isset($_SERVER['HTTPS']) ? 's://' : '://').$_SERVER['SERVER_NAME']. $_SERVER['REQUEST_URI'].'?text=http'.(isset($_SERVER['HTTPS']) ? 's://' : '://').$_SERVER['SERVER_NAME'].'&size=100"></p>'; |
|
}
|