phpqrcode.php 生成二维码图片用于推广

2024-02-15 08:50•php•阅读 3499

<?php

* PHP QR Code encoder

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

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

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

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

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

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

* http://phpqrcode.sourceforge.net/

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

* PHP QR Code is distributed under LGPL 3

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

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

* License as published by the Free Software Foundation; either

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

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

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

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

* Lesser General Public License for more details.

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

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

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

* Version: 1.1.4

* Build: 2010100721

//---- qrconst.php -----------------------------

* PHP QR Code encoder

* Common constants

* Based on libqrencode C library distributed under LGPL 2.1

* PHP QR Code is distributed under LGPL 3

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

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

* License as published by the Free Software Foundation; either

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

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

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

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

* Lesser General Public License for more details.

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

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

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

// Encoding modes

define('QR_MODE_NUL', -1);

define('QR_MODE_NUM', 0);

define('QR_MODE_AN', 1);

define('QR_MODE_8', 2);

define('QR_MODE_KANJI', 3);

define('QR_MODE_STRUCTURE', 4);

// Levels of error correction.

define('QR_ECLEVEL_L', 0);

define('QR_ECLEVEL_M', 1);

define('QR_ECLEVEL_Q', 2);

define('QR_ECLEVEL_H', 3);

// Supported output formats

define('QR_FORMAT_TEXT', 0);

define('QR_FORMAT_PNG', 1);

class qrstr {

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

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

}

//---- merged_config.php -----------------------------

* PHP QR Code encoder

* Config file, tuned-up for merged verion

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

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

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

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

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

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

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

//---- qrtools.php -----------------------------

* PHP QR Code encoder

* Toolset, handy and debug utilites.

* PHP QR Code is distributed under LGPL 3

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

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

* License as published by the Free Software Foundation; either

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

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

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

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

* Lesser General Public License for more details.

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

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

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

class QRtools {

//----------------------------------------------------------------------

public static function binarize($frame)

{

$len = count($frame);

foreach ($frame as &$frameLine) {

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

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

}

return $frame;

}

//----------------------------------------------------------------------

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

{

$barcode_array = array();

if (!is_array($mode))

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

$eccLevel = 'L';

if (count($mode) > 1) {

$eccLevel = $mode[1];

}

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

$size = count($qrTab);

$barcode_array['num_rows'] = $size;

$barcode_array['num_cols'] = $size;

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

foreach ($qrTab as $line) {

$arrAdd = array();

foreach(str_split($line) as $char)

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

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

}

return $barcode_array;

}

//----------------------------------------------------------------------

public static function clearCache()

{

self::$frames = array();

}

//----------------------------------------------------------------------

public static function buildCache()

{

QRtools::markTime('before_build_cache');

$mask = new QRmask();

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

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

if (QR_IMAGE) {

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

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

}

$width = count($frame);

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

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

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

}

QRtools::markTime('after_build_cache');

}

//----------------------------------------------------------------------

public static function log($outfile, $err)

{

if (QR_LOG_DIR !== false) {

if ($err != '') {

if ($outfile !== false) {

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

} else {

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

}

//----------------------------------------------------------------------

public static function dumpMask($frame)

{

$width = count($frame);

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

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

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

}

//----------------------------------------------------------------------

public static function markTime($markerId)

{

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

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

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

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

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

}

//----------------------------------------------------------------------

public static function timeBenchmark()

{

self::markTime('finish');

$lastTime = 0;

$startTime = 0;

$p = 0;

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

<thead><tr ><td colspan="2" >BENCHMARK</td></tr></thead>

<tbody>';

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

if ($p > 0) {

echo '<tr><th >till '.$markerId.': </th><td>'.number_format($thisTime-$lastTime, 6).'s</td></tr>';

} else {

$startTime = $thisTime;

}

$p++;

$lastTime = $thisTime;

}

echo '</tbody><tfoot>

<tr ><th >TOTAL: </th><td>'.number_format($lastTime-$startTime, 6).'s</td></tr>

</tfoot>

</table>';

}

//##########################################################################

QRtools::markTime('start');

//---- qrspec.php -----------------------------

* PHP QR Code encoder

* QR Code specifications

* Based on libqrencode C library distributed under LGPL 2.1

* PHP QR Code is distributed under LGPL 3

* The following data / specifications are taken from

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

* or

* "Automatic identification and data capture techniques --

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

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

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

* License as published by the Free Software Foundation; either

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

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

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

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

* Lesser General Public License for more details.

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

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

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

define('QRSPEC_VERSION_MAX', 40);

define('QRSPEC_WIDTH_MAX', 177);

define('QRCAP_WIDTH', 0);

define('QRCAP_WORDS', 1);

define('QRCAP_REMINDER', 2);

define('QRCAP_EC', 3);

class QRspec {

public static $capacity = array(

array( 0, 0, 0, array( 0, 0, 0, 0)),

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

);

//----------------------------------------------------------------------

public static function getDataLength($version, $level)

{

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

}

//----------------------------------------------------------------------

public static function getECCLength($version, $level)

{

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

}

//----------------------------------------------------------------------

public static function getWidth($version)

{

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

}

//----------------------------------------------------------------------

public static function getRemainder($version)

{

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

}

//----------------------------------------------------------------------

public static function getMinimumVersion($size, $level)

{

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

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

if($words >= $size)

return $i;

}

return -1;

}

//######################################################################

public static $lengthTableBits = array(

array(10, 12, 14),

array( 9, 11, 13),

array( 8, 16, 16),

array( 8, 10, 12)

);

//----------------------------------------------------------------------

public static function lengthIndicator($mode, $version)

{

if ($mode == QR_MODE_STRUCTURE)

return 0;

if ($version <= 9) {

$l = 0;

} else if ($version <= 26) {

$l = 1;

} else {

$l = 2;

}

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

}

//----------------------------------------------------------------------

public static function maximumWords($mode, $version)

{

if($mode == QR_MODE_STRUCTURE)

return 3;

if($version <= 9) {

$l = 0;

} else if($version <= 26) {

$l = 1;

} else {

$l = 2;

}

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

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

if($mode == QR_MODE_KANJI) {

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

}

return $words;

}

// Error correction code -----------------------------------------------

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

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

public static $eccTable = array(

array(array( 0, 0), array( 0, 0), array( 0, 0), array( 0, 0)),

array(array( 1, 0), array( 1, 0), array( 1, 0), array( 1, 0)), // 1

array(array( 1, 0), array( 1, 0), array( 1, 0), array( 1, 0)),

array(array( 1, 0), array( 1, 0), array( 2, 0), array( 2, 0)),

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

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

array(array( 2, 0), array( 4, 0), array( 4, 0), array( 4, 0)),

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

array(array( 2, 0), array( 2, 2), array( 4, 2), array( 4, 2)),

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

);

//----------------------------------------------------------------------

// CACHEABLE!!!

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

{

if (count($spec) < 5) {

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

}

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

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

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

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

if($b2 == 0) {

$spec[0] = $b1;

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

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

$spec[3] = 0;

$spec[4] = 0;

} else {

$spec[0] = $b1;

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

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

$spec[3] = $b2;

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

}

// Alignment pattern ---------------------------------------------------

// Positions of alignment patterns.

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

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

// between them.

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

public static $alignmentPattern = array(

array( 0, 0),

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

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

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

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

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

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

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

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

);

/** --------------------------------------------------------------------

* Put an alignment marker.

* @param frame

* @param width

* @param ox,oy center coordinate of the pattern

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

{

$finder = array(

"\xa1\xa1\xa1\xa1\xa1",

"\xa1\xa0\xa0\xa0\xa1",

"\xa1\xa0\xa1\xa0\xa1",

"\xa1\xa0\xa0\xa0\xa1",

"\xa1\xa1\xa1\xa1\xa1"

);

$yStart = $oy-2;

$xStart = $ox-2;

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

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

}

//----------------------------------------------------------------------

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

{

if($version < 2)

return;

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

if($d < 0) {

$w = 2;

} else {

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

}

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

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

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

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

return;

}

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

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

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

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

$cx += $d;

}

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

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

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

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

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

$cx += $d;

}

$cy += $d;

}

// Version information pattern -----------------------------------------

// Version information pattern (BCH coded).

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

// size: [QRSPEC_VERSION_MAX - 6]

public static $versionPattern = array(

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

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

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

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

0x27541, 0x28c69

);

//----------------------------------------------------------------------

public static function getVersionPattern($version)

{

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

return 0;

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

}

// Format information --------------------------------------------------

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

public static $formatInfo = array(

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

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

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

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

);

public static function getFormatInfo($mask, $level)

{

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

return 0;

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

return 0;

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

}

// Frame ---------------------------------------------------------------

// Cache of initial frames.

public static $frames = array();

/** --------------------------------------------------------------------

* Put a finder pattern.

* @param frame

* @param width

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

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

{

$finder = array(

"\xc1\xc1\xc1\xc1\xc1\xc1\xc1",

"\xc1\xc0\xc0\xc0\xc0\xc0\xc1",

"\xc1\xc0\xc1\xc1\xc1\xc0\xc1",

"\xc1\xc0\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 { }

</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

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

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

* License as published by the Free Software Foundation; either

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

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

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

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

* Lesser General Public License for more details.

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

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

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

define('QR_IMAGE', true);

class QRimage {

//----------------------------------------------------------------------

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

{

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

if ($filename === false) {

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

ImagePng($image);

} else {

if($saveandprint===TRUE){

ImagePng($image, $filename);

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

ImagePng($image);

}else{

ImagePng($image, $filename);

}

ImageDestroy($image);

}

//----------------------------------------------------------------------

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

{

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

if ($filename === false) {

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

ImageJpeg($image, null, $q);

} else {

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

}

ImageDestroy($image);

}

//----------------------------------------------------------------------

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

{

$h = count($frame);

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

$imgW = $w + 2*$outerFrame;

$imgH = $h + 2*$outerFrame;

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

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

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

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

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

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

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

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

}

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

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

ImageDestroy($base_image);

return $target_image;

}

//---- qrinput.php -----------------------------

* PHP QR Code encoder

* Input encoding class

* Based on libqrencode C library distributed under LGPL 2.1

* PHP QR Code is distributed under LGPL 3

* 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,

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

* PHP QR Code is distributed under LGPL 3

* 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

* PHP QR Code is distributed under LGPL 3

* 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

* (libfec is released under the GNU Lesser General Public License.)

* Based on libqrencode C library distributed under LGPL 2.1

* PHP QR Code is distributed under LGPL 3

* 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)

// 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

* PHP QR Code is distributed under LGPL 3

* 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

* PHP QR Code is distributed under LGPL 3

* 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());

}

$value =WEB_PATH."/mobile/user/register?tgren=20211";//isset($_GET['url'])?

$pic_name = "csdb_20211.png";

$errorCorrectionLevel = 'Q';//容错级别

$matrixPointSize = 20;//生成图片大小

//生成二维码图片

QRcode::png($value, $pic_name, $errorCorrectionLevel, $matrixPointSize, 2);

phpqrcode.php 生成二维码图片用于推广

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