| 1 |
<?php |
| 2 |
|
| 3 |
//--------------------------------------------------------------- |
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// QRCode for PHP5 |
| 5 |
// |
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// Copyright (c) 2009 Kazuhiko Arase |
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// |
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// URL: http://www.d-project.com/ |
| 9 |
// |
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// Licensed under the MIT license: |
| 11 |
// http://www.opensource.org/licenses/mit-license.php |
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// |
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// The word "QR Code" is registered trademark of |
| 14 |
// DENSO WAVE INCORPORATED |
| 15 |
// http://www.denso-wave.com/qrcode/faqpatent-e.html |
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// |
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//--------------------------------------------------------------------- |
| 18 |
|
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//--------------------------------------------------------------- |
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// QRCode |
| 21 |
//--------------------------------------------------------------- |
| 22 |
|
| 23 |
define("QR_PAD0", 0xEC); |
| 24 |
define("QR_PAD1", 0x11); |
| 25 |
|
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class QRCode { |
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|
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var $typeNumber; |
| 29 |
|
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var $modules; |
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|
| 32 |
var $moduleCount; |
| 33 |
|
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var $errorCorrectLevel; |
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|
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var $qrDataList; |
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|
| 38 |
function __construct() { |
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$this->typeNumber = 1; |
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$this->errorCorrectLevel = QR_ERROR_CORRECT_LEVEL_H; |
| 41 |
$this->qrDataList = array(); |
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} |
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|
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function getTypeNumber() { |
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return $this->typeNumber; |
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} |
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|
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function setTypeNumber($typeNumber) { |
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$this->typeNumber = $typeNumber; |
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} |
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|
| 52 |
function getErrorCorrectLevel() { |
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return $this->errorCorrectLevel; |
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} |
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|
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function setErrorCorrectLevel($errorCorrectLevel) { |
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$this->errorCorrectLevel = $errorCorrectLevel; |
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} |
| 59 |
|
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function addData($data, $mode = 0) { |
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|
| 62 |
if ($mode == 0) { |
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$mode = QRUtil::getMode($data); |
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} |
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|
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switch($mode) { |
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|
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case QR_MODE_NUMBER : |
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$this->addDataImpl(new QRNumber($data) ); |
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break; |
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|
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case QR_MODE_ALPHA_NUM : |
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$this->addDataImpl(new QRAlphaNum($data) ); |
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break; |
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|
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case QR_MODE_8BIT_BYTE : |
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$this->addDataImpl(new QR8BitByte($data) ); |
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break; |
| 79 |
|
| 80 |
case QR_MODE_KANJI : |
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$this->addDataImpl(new QRKanji($data) ); |
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break; |
| 83 |
|
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default : |
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trigger_error("mode:$mode", E_USER_ERROR); |
| 86 |
} |
| 87 |
} |
| 88 |
|
| 89 |
function clearData() { |
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$this->qrDataList = array(); |
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} |
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|
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function addDataImpl($qrData) { |
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$this->qrDataList[] = $qrData; |
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} |
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|
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function getDataCount() { |
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return count($this->qrDataList); |
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} |
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|
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function getData($index) { |
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return $this->qrDataList[$index]; |
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} |
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|
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function isDark($row, $col) { |
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if ($this->modules[$row][$col] !== null) { |
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return $this->modules[$row][$col]; |
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} else { |
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return false; |
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} |
| 111 |
} |
| 112 |
|
| 113 |
function getModuleCount() { |
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return $this->moduleCount; |
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} |
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|
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// used for converting fg/bg colors (e.g. #0000ff = 0x0000FF) |
| 118 |
// added 2015.07.27 ~ DoktorJ |
| 119 |
function hex2rgb($hex = 0x0) { |
| 120 |
return array( |
| 121 |
'r' => floor($hex / 65536), |
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'g' => floor($hex / 256) % 256, |
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'b' => $hex % 256 |
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); |
| 125 |
} |
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|
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function make() { |
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$this->makeImpl(false, $this->getBestMaskPattern() ); |
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} |
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|
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function getBestMaskPattern() { |
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|
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$minLostPoint = 0; |
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$pattern = 0; |
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|
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for ($i = 0; $i < 8; $i++) { |
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|
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$this->makeImpl(true, $i); |
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|
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$lostPoint = QRUtil::getLostPoint($this); |
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|
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if ($i == 0 || $minLostPoint > $lostPoint) { |
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$minLostPoint = $lostPoint; |
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$pattern = $i; |
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} |
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} |
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|
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return $pattern; |
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} |
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|
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function createNullArray($length) { |
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$nullArray = array(); |
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for ($i = 0; $i < $length; $i++) { |
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$nullArray[] = null; |
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} |
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return $nullArray; |
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} |
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|
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function makeImpl($test, $maskPattern) { |
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|
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$this->moduleCount = $this->typeNumber * 4 + 17; |
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|
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$this->modules = array(); |
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for ($i = 0; $i < $this->moduleCount; $i++) { |
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$this->modules[] = QRCode::createNullArray($this->moduleCount); |
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} |
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|
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$this->setupPositionProbePattern(0, 0); |
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$this->setupPositionProbePattern($this->moduleCount - 7, 0); |
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$this->setupPositionProbePattern(0, $this->moduleCount - 7); |
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|
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$this->setupPositionAdjustPattern(); |
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$this->setupTimingPattern(); |
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|
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$this->setupTypeInfo($test, $maskPattern); |
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|
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if ($this->typeNumber >= 7) { |
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$this->setupTypeNumber($test); |
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} |
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|
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$dataArray = $this->qrDataList; |
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|
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$data = QRCode::createData($this->typeNumber, $this->errorCorrectLevel, $dataArray); |
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|
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$this->mapData($data, $maskPattern); |
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} |
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|
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function mapData(&$data, $maskPattern) { |
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|
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$inc = -1; |
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$row = $this->moduleCount - 1; |
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$bitIndex = 7; |
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$byteIndex = 0; |
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|
| 195 |
for ($col = $this->moduleCount - 1; $col > 0; $col -= 2) { |
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|
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if ($col == 6) $col--; |
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|
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while (true) { |
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|
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for ($c = 0; $c < 2; $c++) { |
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|
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if ($this->modules[$row][$col - $c] === null) { |
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|
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$dark = false; |
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|
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if ($byteIndex < count($data) ) { |
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$dark = ( ( ($data[$byteIndex] >> $bitIndex) & 1) == 1); |
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} |
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|
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if (QRUtil::getMask($maskPattern, $row, $col - $c)) { |
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$dark = !$dark; |
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} |
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|
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$this->modules[$row][$col - $c] = $dark; |
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$bitIndex--; |
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|
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if ($bitIndex == -1) { |
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$byteIndex++; |
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$bitIndex = 7; |
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} |
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} |
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} |
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|
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$row += $inc; |
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|
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if ($row < 0 || $this->moduleCount <= $row) { |
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$row -= $inc; |
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$inc = -$inc; |
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break; |
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} |
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} |
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} |
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} |
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|
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function setupPositionAdjustPattern() { |
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|
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$pos = QRUtil::getPatternPosition($this->typeNumber); |
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|
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for ($i = 0; $i < count($pos); $i++) { |
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|
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for ($j = 0; $j < count($pos); $j++) { |
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|
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$row = $pos[$i]; |
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$col = $pos[$j]; |
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|
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if ($this->modules[$row][$col] !== null) { |
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continue; |
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} |
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|
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for ($r = -2; $r <= 2; $r++) { |
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|
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for ($c = -2; $c <= 2; $c++) { |
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$this->modules[$row + $r][$col + $c] = |
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$r == -2 || $r == 2 || $c == -2 || $c == 2 || ($r == 0 && $c == 0); |
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} |
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} |
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} |
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} |
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} |
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|
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function setupPositionProbePattern($row, $col) { |
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|
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for ($r = -1; $r <= 7; $r++) { |
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|
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for ($c = -1; $c <= 7; $c++) { |
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|
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if ($row + $r <= -1 || $this->moduleCount <= $row + $r |
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|| $col + $c <= -1 || $this->moduleCount <= $col + $c) { |
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continue; |
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} |
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|
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$this->modules[$row + $r][$col + $c] = |
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(0 <= $r && $r <= 6 && ($c == 0 || $c == 6) ) |
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|| (0 <= $c && $c <= 6 && ($r == 0 || $r == 6) ) |
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|| (2 <= $r && $r <= 4 && 2 <= $c && $c <= 4); |
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} |
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} |
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} |
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|
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function setupTimingPattern() { |
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|
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for ($i = 8; $i < $this->moduleCount - 8; $i++) { |
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|
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if ($this->modules[$i][6] !== null || $this->modules[6][$i] !== null) { |
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continue; |
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} |
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|
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$this->modules[$i][6] = ($i % 2 == 0); |
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$this->modules[6][$i] = ($i % 2 == 0); |
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} |
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} |
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|
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function setupTypeNumber($test) { |
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|
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$bits = QRUtil::getBCHTypeNumber($this->typeNumber); |
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|
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for ($i = 0; $i < 18; $i++) { |
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$mod = (!$test && ( ($bits >> $i) & 1) == 1); |
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$this->modules[(int)floor($i / 3)][$i % 3 + $this->moduleCount - 8 - 3] = $mod; |
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$this->modules[$i % 3 + $this->moduleCount - 8 - 3][floor($i / 3)] = $mod; |
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} |
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} |
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|
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function setupTypeInfo($test, $maskPattern) { |
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|
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$data = ($this->errorCorrectLevel << 3) | $maskPattern; |
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$bits = QRUtil::getBCHTypeInfo($data); |
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|
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for ($i = 0; $i < 15; $i++) { |
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|
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$mod = (!$test && ( ($bits >> $i) & 1) == 1); |
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|
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if ($i < 6) { |
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$this->modules[$i][8] = $mod; |
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} else if ($i < 8) { |
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$this->modules[$i + 1][8] = $mod; |
| 318 |
} else { |
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$this->modules[$this->moduleCount - 15 + $i][8] = $mod; |
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} |
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|
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if ($i < 8) { |
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$this->modules[8][$this->moduleCount - $i - 1] = $mod; |
| 324 |
} else if ($i < 9) { |
| 325 |
$this->modules[8][15 - $i - 1 + 1] = $mod; |
| 326 |
} else { |
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$this->modules[8][15 - $i - 1] = $mod; |
| 328 |
} |
| 329 |
} |
| 330 |
|
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$this->modules[$this->moduleCount - 8][8] = !$test; |
| 332 |
} |
| 333 |
|
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function createData($typeNumber, $errorCorrectLevel, $dataArray) { |
| 335 |
|
| 336 |
$rsBlocks = QRRSBlock::getRSBlocks($typeNumber, $errorCorrectLevel); |
| 337 |
|
| 338 |
$buffer = new QRBitBuffer(); |
| 339 |
|
| 340 |
for ($i = 0; $i < count($dataArray); $i++) { |
| 341 |
/** @var \QRData $data */ |
| 342 |
$data = $dataArray[$i]; |
| 343 |
$buffer->put($data->getMode(), 4); |
| 344 |
$buffer->put($data->getLength(), $data->getLengthInBits($typeNumber) ); |
| 345 |
$data->write($buffer); |
| 346 |
} |
| 347 |
|
| 348 |
$totalDataCount = 0; |
| 349 |
for ($i = 0; $i < count($rsBlocks); $i++) { |
| 350 |
$totalDataCount += $rsBlocks[$i]->getDataCount(); |
| 351 |
} |
| 352 |
|
| 353 |
if ($buffer->getLengthInBits() > $totalDataCount * 8) { |
| 354 |
trigger_error("code length overflow. (" |
| 355 |
. $buffer->getLengthInBits() |
| 356 |
. ">" |
| 357 |
. $totalDataCount * 8 |
| 358 |
. ")", E_USER_ERROR); |
| 359 |
} |
| 360 |
|
| 361 |
// end code. |
| 362 |
if ($buffer->getLengthInBits() + 4 <= $totalDataCount * 8) { |
| 363 |
$buffer->put(0, 4); |
| 364 |
} |
| 365 |
|
| 366 |
// padding |
| 367 |
while ($buffer->getLengthInBits() % 8 != 0) { |
| 368 |
$buffer->putBit(false); |
| 369 |
} |
| 370 |
|
| 371 |
// padding |
| 372 |
while (true) { |
| 373 |
|
| 374 |
if ($buffer->getLengthInBits() >= $totalDataCount * 8) { |
| 375 |
break; |
| 376 |
} |
| 377 |
$buffer->put(QR_PAD0, 8); |
| 378 |
|
| 379 |
if ($buffer->getLengthInBits() >= $totalDataCount * 8) { |
| 380 |
break; |
| 381 |
} |
| 382 |
$buffer->put(QR_PAD1, 8); |
| 383 |
} |
| 384 |
|
| 385 |
return QRCode::createBytes($buffer, $rsBlocks); |
| 386 |
} |
| 387 |
|
| 388 |
/** |
| 389 |
* @param \QRBitBuffer $buffer |
| 390 |
* @param \QRRSBlock[] $rsBlocks |
| 391 |
* |
| 392 |
* @return array |
| 393 |
*/ |
| 394 |
function createBytes(&$buffer, &$rsBlocks) { |
| 395 |
|
| 396 |
$offset = 0; |
| 397 |
|
| 398 |
$maxDcCount = 0; |
| 399 |
$maxEcCount = 0; |
| 400 |
|
| 401 |
$dcdata = QRCode::createNullArray(count($rsBlocks) ); |
| 402 |
$ecdata = QRCode::createNullArray(count($rsBlocks) ); |
| 403 |
|
| 404 |
$rsBlockCount = count($rsBlocks); |
| 405 |
for ($r = 0; $r < $rsBlockCount; $r++) { |
| 406 |
|
| 407 |
$dcCount = $rsBlocks[$r]->getDataCount(); |
| 408 |
$ecCount = $rsBlocks[$r]->getTotalCount() - $dcCount; |
| 409 |
|
| 410 |
$maxDcCount = max($maxDcCount, $dcCount); |
| 411 |
$maxEcCount = max($maxEcCount, $ecCount); |
| 412 |
|
| 413 |
$dcdata[$r] = QRCode::createNullArray($dcCount); |
| 414 |
$dcDataCount = count($dcdata[$r]); |
| 415 |
for ($i = 0; $i < $dcDataCount; $i++) { |
| 416 |
$bdata = $buffer->getBuffer(); |
| 417 |
$dcdata[$r][$i] = 0xff & $bdata[$i + $offset]; |
| 418 |
} |
| 419 |
$offset += $dcCount; |
| 420 |
|
| 421 |
$rsPoly = QRUtil::getErrorCorrectPolynomial($ecCount); |
| 422 |
$rawPoly = new QRPolynomial($dcdata[$r], $rsPoly->getLength() - 1); |
| 423 |
|
| 424 |
$modPoly = $rawPoly->mod($rsPoly); |
| 425 |
$ecdata[$r] = QRCode::createNullArray($rsPoly->getLength() - 1); |
| 426 |
|
| 427 |
$ecDataCount = count($ecdata[$r]); |
| 428 |
for ($i = 0; $i < $ecDataCount; $i++) { |
| 429 |
$modIndex = $i + $modPoly->getLength() - count($ecdata[$r]); |
| 430 |
$ecdata[$r][$i] = ($modIndex >= 0)? $modPoly->get($modIndex) : 0; |
| 431 |
} |
| 432 |
} |
| 433 |
|
| 434 |
$totalCodeCount = 0; |
| 435 |
for ($i = 0; $i < $rsBlockCount; $i++) { |
| 436 |
$totalCodeCount += $rsBlocks[$i]->getTotalCount(); |
| 437 |
} |
| 438 |
|
| 439 |
$data = QRCode::createNullArray($totalCodeCount); |
| 440 |
|
| 441 |
$index = 0; |
| 442 |
|
| 443 |
for ($i = 0; $i < $maxDcCount; $i++) { |
| 444 |
for ($r = 0; $r < $rsBlockCount; $r++) { |
| 445 |
if ($i < count($dcdata[$r]) ) { |
| 446 |
$data[$index++] = $dcdata[$r][$i]; |
| 447 |
} |
| 448 |
} |
| 449 |
} |
| 450 |
|
| 451 |
for ($i = 0; $i < $maxEcCount; $i++) { |
| 452 |
for ($r = 0; $r < $rsBlockCount; $r++) { |
| 453 |
if ($i < count($ecdata[$r]) ) { |
| 454 |
$data[$index++] = $ecdata[$r][$i]; |
| 455 |
} |
| 456 |
} |
| 457 |
} |
| 458 |
|
| 459 |
return $data; |
| 460 |
} |
| 461 |
|
| 462 |
static function getMinimumQRCode($data, $errorCorrectLevel) { |
| 463 |
|
| 464 |
$mode = QRUtil::getMode($data); |
| 465 |
|
| 466 |
$qr = new QRCode(); |
| 467 |
$qr->setErrorCorrectLevel($errorCorrectLevel); |
| 468 |
$qr->addData($data, $mode); |
| 469 |
|
| 470 |
$qrData = $qr->getData(0); |
| 471 |
$length = $qrData->getLength(); |
| 472 |
|
| 473 |
for ($typeNumber = 1; $typeNumber <= 40; $typeNumber++) { |
| 474 |
if ($length <= QRUtil::getMaxLength($typeNumber, $mode, $errorCorrectLevel) ) { |
| 475 |
$qr->setTypeNumber($typeNumber); |
| 476 |
break; |
| 477 |
} |
| 478 |
} |
| 479 |
|
| 480 |
$qr->make(); |
| 481 |
|
| 482 |
return $qr; |
| 483 |
} |
| 484 |
|
| 485 |
// added $fg (foreground), $bg (background), and $bgtrans (use transparent bg) parameters |
| 486 |
// also added some simple error checking on parameters |
| 487 |
// updated 2015.07.27 ~ DoktorJ |
| 488 |
function createImage($size = 2, $margin = 2, $fg = 0x000000, $bg = 0xFFFFFF, $bgtrans = false) { |
| 489 |
|
| 490 |
// size/margin EC |
| 491 |
if (!is_numeric($size)) $size = 2; |
| 492 |
if (!is_numeric($margin)) $margin = 2; |
| 493 |
if ($size < 1) $size = 1; |
| 494 |
if ($margin < 0) $margin = 0; |
| 495 |
|
| 496 |
$image_size = $this->getModuleCount() * $size + $margin * 2; |
| 497 |
|
| 498 |
$image = imagecreatetruecolor($image_size, $image_size); |
| 499 |
|
| 500 |
// fg/bg EC |
| 501 |
if ($fg < 0 || $fg > 0xFFFFFF) $fg = 0x0; |
| 502 |
if ($bg < 0 || $bg > 0xFFFFFF) $bg = 0xFFFFFF; |
| 503 |
|
| 504 |
// convert hexadecimal RGB to arrays for imagecolorallocate |
| 505 |
$fgrgb = $this->hex2rgb($fg); |
| 506 |
$bgrgb = $this->hex2rgb($bg); |
| 507 |
|
| 508 |
// replace $black and $white with $fgc and $bgc |
| 509 |
$fgc = imagecolorallocate($image, $fgrgb['r'], $fgrgb['g'], $fgrgb['b']); |
| 510 |
$bgc = imagecolorallocate($image, $bgrgb['r'], $bgrgb['g'], $bgrgb['b']); |
| 511 |
if ($bgtrans) imagecolortransparent($image, $bgc); |
| 512 |
|
| 513 |
// update $white to $bgc |
| 514 |
imagefilledrectangle($image, 0, 0, $image_size, $image_size, $bgc); |
| 515 |
|
| 516 |
for ($r = 0; $r < $this->getModuleCount(); $r++) { |
| 517 |
for ($c = 0; $c < $this->getModuleCount(); $c++) { |
| 518 |
if ($this->isDark($r, $c) ) { |
| 519 |
|
| 520 |
// update $black to $fgc |
| 521 |
imagefilledrectangle($image, |
| 522 |
$margin + $c * $size, |
| 523 |
$margin + $r * $size, |
| 524 |
$margin + ($c + 1) * $size - 1, |
| 525 |
$margin + ($r + 1) * $size - 1, |
| 526 |
$fgc); |
| 527 |
} |
| 528 |
} |
| 529 |
} |
| 530 |
|
| 531 |
return $image; |
| 532 |
} |
| 533 |
|
| 534 |
function printHTML($size = "2px") { |
| 535 |
|
| 536 |
$style = "border-style:none;border-collapse:collapse;margin:0px;padding:0px;"; |
| 537 |
|
| 538 |
print("<table style='$style'>"); |
| 539 |
|
| 540 |
for ($r = 0; $r < $this->getModuleCount(); $r++) { |
| 541 |
|
| 542 |
print("<tr style='$style'>"); |
| 543 |
|
| 544 |
for ($c = 0; $c < $this->getModuleCount(); $c++) { |
| 545 |
$color = $this->isDark($r, $c)? "#000000" : "#ffffff"; |
| 546 |
print("<td style='$style;width:$size;height:$size;background-color:$color'></td>"); |
| 547 |
} |
| 548 |
|
| 549 |
print("</tr>"); |
| 550 |
} |
| 551 |
|
| 552 |
print("</table>"); |
| 553 |
} |
| 554 |
|
| 555 |
public function printSVG($size = 2) |
| 556 |
{ |
| 557 |
$width = $this->getModuleCount() * $size; |
| 558 |
$height = $width; |
| 559 |
print('<svg width="' . $width . '" height="' . $height . '" viewBox="0 0 ' . $width . ' ' . $height . '" xmlns="http://www.w3.org/2000/svg">'); |
| 560 |
|
| 561 |
for ($r = 0; $r < $this->getModuleCount(); $r++) { |
| 562 |
for ($c = 0; $c < $this->getModuleCount(); $c++) { |
| 563 |
$color = $this->isDark($r, $c) ? "#000000" : "#ffffff"; |
| 564 |
print('<rect x="' . ($c * $size) . '" y="' . ($r * $size) . '" width="' . $size . '" height="' . $size . '" fill="' . $color . '" shape-rendering="crispEdges"/>'); |
| 565 |
} |
| 566 |
} |
| 567 |
|
| 568 |
print("</svg>"); |
| 569 |
} |
| 570 |
} |
| 571 |
|
| 572 |
//--------------------------------------------------------------- |
| 573 |
// QRUtil |
| 574 |
//--------------------------------------------------------------- |
| 575 |
|
| 576 |
define("QR_G15", (1 << 10) | (1 << 8) | (1 << 5) |
| 577 |
| (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0) ); |
| 578 |
|
| 579 |
define("QR_G18", (1 << 12) | (1 << 11) | (1 << 10) |
| 580 |
| (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0) ); |
| 581 |
|
| 582 |
define("QR_G15_MASK", (1 << 14) | (1 << 12) | (1 << 10) |
| 583 |
| (1 << 4) | (1 << 1) ); |
| 584 |
|
| 585 |
class QRUtil { |
| 586 |
|
| 587 |
static $QR_MAX_LENGTH = array( |
| 588 |
array( array(41, 25, 17, 10), array(34, 20, 14, 8), array(27, 16, 11, 7), array(17, 10, 7, 4) ), |
| 589 |
array( array(77, 47, 32, 20), array(63, 38, 26, 16), array(48, 29, 20, 12), array(34, 20, 14, 8) ), |
| 590 |
array( array(127, 77, 53, 32), array(101, 61, 42, 26), array(77, 47, 32, 20), array(58, 35, 24, 15) ), |
| 591 |
array( array(187, 114, 78, 48), array(149, 90, 62, 38), array(111, 67, 46, 28), array(82, 50, 34, 21) ), |
| 592 |
array( array(255, 154, 106, 65), array(202, 122, 84, 52), array(144, 87, 60, 37), array(106, 64, 44, 27) ), |
| 593 |
array( array(322, 195, 134, 82), array(255, 154, 106, 65), array(178, 108, 74, 45), array(139, 84, 58, 36) ), |
| 594 |
array( array(370, 224, 154, 95), array(293, 178, 122, 75), array(207, 125, 86, 53), array(154, 93, 64, 39) ), |
| 595 |
array( array(461, 279, 192, 118), array(365, 221, 152, 93), array(259, 157, 108, 66), array(202, 122, 84, 52) ), |
| 596 |
array( array(552, 335, 230, 141), array(432, 262, 180, 111), array(312, 189, 130, 80), array(235, 143, 98, 60) ), |
| 597 |
array( array(652, 395, 271, 167), array(513, 311, 213, 131), array(364, 221, 151, 93), array(288, 174, 119, 74) ) |
| 598 |
); |
| 599 |
|
| 600 |
static $QR_PATTERN_POSITION_TABLE = array( |
| 601 |
array(), |
| 602 |
array(6, 18), |
| 603 |
array(6, 22), |
| 604 |
array(6, 26), |
| 605 |
array(6, 30), |
| 606 |
array(6, 34), |
| 607 |
array(6, 22, 38), |
| 608 |
array(6, 24, 42), |
| 609 |
array(6, 26, 46), |
| 610 |
array(6, 28, 50), |
| 611 |
array(6, 30, 54), |
| 612 |
array(6, 32, 58), |
| 613 |
array(6, 34, 62), |
| 614 |
array(6, 26, 46, 66), |
| 615 |
array(6, 26, 48, 70), |
| 616 |
array(6, 26, 50, 74), |
| 617 |
array(6, 30, 54, 78), |
| 618 |
array(6, 30, 56, 82), |
| 619 |
array(6, 30, 58, 86), |
| 620 |
array(6, 34, 62, 90), |
| 621 |
array(6, 28, 50, 72, 94), |
| 622 |
array(6, 26, 50, 74, 98), |
| 623 |
array(6, 30, 54, 78, 102), |
| 624 |
array(6, 28, 54, 80, 106), |
| 625 |
array(6, 32, 58, 84, 110), |
| 626 |
array(6, 30, 58, 86, 114), |
| 627 |
array(6, 34, 62, 90, 118), |
| 628 |
array(6, 26, 50, 74, 98, 122), |
| 629 |
array(6, 30, 54, 78, 102, 126), |
| 630 |
array(6, 26, 52, 78, 104, 130), |
| 631 |
array(6, 30, 56, 82, 108, 134), |
| 632 |
array(6, 34, 60, 86, 112, 138), |
| 633 |
array(6, 30, 58, 86, 114, 142), |
| 634 |
array(6, 34, 62, 90, 118, 146), |
| 635 |
array(6, 30, 54, 78, 102, 126, 150), |
| 636 |
array(6, 24, 50, 76, 102, 128, 154), |
| 637 |
array(6, 28, 54, 80, 106, 132, 158), |
| 638 |
array(6, 32, 58, 84, 110, 136, 162), |
| 639 |
array(6, 26, 54, 82, 110, 138, 166), |
| 640 |
array(6, 30, 58, 86, 114, 142, 170) |
| 641 |
); |
| 642 |
|
| 643 |
static function getPatternPosition($typeNumber) { |
| 644 |
return self::$QR_PATTERN_POSITION_TABLE[$typeNumber - 1]; |
| 645 |
} |
| 646 |
|
| 647 |
static function getMaxLength($typeNumber, $mode, $errorCorrectLevel) { |
| 648 |
|
| 649 |
$t = $typeNumber - 1; |
| 650 |
$e = 0; |
| 651 |
$m = 0; |
| 652 |
|
| 653 |
switch($errorCorrectLevel) { |
| 654 |
case QR_ERROR_CORRECT_LEVEL_L : $e = 0; break; |
| 655 |
case QR_ERROR_CORRECT_LEVEL_M : $e = 1; break; |
| 656 |
case QR_ERROR_CORRECT_LEVEL_Q : $e = 2; break; |
| 657 |
case QR_ERROR_CORRECT_LEVEL_H : $e = 3; break; |
| 658 |
default : |
| 659 |
trigger_error("e:$errorCorrectLevel", E_USER_ERROR); |
| 660 |
} |
| 661 |
|
| 662 |
switch($mode) { |
| 663 |
case QR_MODE_NUMBER : $m = 0; break; |
| 664 |
case QR_MODE_ALPHA_NUM : $m = 1; break; |
| 665 |
case QR_MODE_8BIT_BYTE : $m = 2; break; |
| 666 |
case QR_MODE_KANJI : $m = 3; break; |
| 667 |
default : |
| 668 |
trigger_error("m:$mode", E_USER_ERROR); |
| 669 |
} |
| 670 |
|
| 671 |
return self::$QR_MAX_LENGTH[$t][$e][$m]; |
| 672 |
} |
| 673 |
|
| 674 |
static function getErrorCorrectPolynomial($errorCorrectLength) { |
| 675 |
|
| 676 |
$a = new QRPolynomial(array(1) ); |
| 677 |
|
| 678 |
for ($i = 0; $i < $errorCorrectLength; $i++) { |
| 679 |
$a = $a->multiply(new QRPolynomial(array(1, QRMath::gexp($i) ) ) ); |
| 680 |
} |
| 681 |
|
| 682 |
return $a; |
| 683 |
} |
| 684 |
|
| 685 |
static function getMask($maskPattern, $i, $j) { |
| 686 |
|
| 687 |
switch ($maskPattern) { |
| 688 |
|
| 689 |
case QR_MASK_PATTERN000 : return ($i + $j) % 2 == 0; |
| 690 |
case QR_MASK_PATTERN001 : return $i % 2 == 0; |
| 691 |
case QR_MASK_PATTERN010 : return $j % 3 == 0; |
| 692 |
case QR_MASK_PATTERN011 : return ($i + $j) % 3 == 0; |
| 693 |
case QR_MASK_PATTERN100 : return (floor($i / 2) + floor($j / 3) ) % 2 == 0; |
| 694 |
case QR_MASK_PATTERN101 : return ($i * $j) % 2 + ($i * $j) % 3 == 0; |
| 695 |
case QR_MASK_PATTERN110 : return ( ($i * $j) % 2 + ($i * $j) % 3) % 2 == 0; |
| 696 |
case QR_MASK_PATTERN111 : return ( ($i * $j) % 3 + ($i + $j) % 2) % 2 == 0; |
| 697 |
|
| 698 |
default : |
| 699 |
trigger_error("mask:$maskPattern", E_USER_ERROR); |
| 700 |
} |
| 701 |
} |
| 702 |
|
| 703 |
/** |
| 704 |
* @param \QRCode $qrCode |
| 705 |
* |
| 706 |
* @return float|int |
| 707 |
*/ |
| 708 |
static function getLostPoint($qrCode) { |
| 709 |
|
| 710 |
$moduleCount = $qrCode->getModuleCount(); |
| 711 |
|
| 712 |
$lostPoint = 0; |
| 713 |
|
| 714 |
|
| 715 |
// LEVEL1 |
| 716 |
|
| 717 |
for ($row = 0; $row < $moduleCount; $row++) { |
| 718 |
|
| 719 |
for ($col = 0; $col < $moduleCount; $col++) { |
| 720 |
|
| 721 |
$sameCount = 0; |
| 722 |
$dark = $qrCode->isDark($row, $col); |
| 723 |
|
| 724 |
for ($r = -1; $r <= 1; $r++) { |
| 725 |
|
| 726 |
if ($row + $r < 0 || $moduleCount <= $row + $r) { |
| 727 |
continue; |
| 728 |
} |
| 729 |
|
| 730 |
for ($c = -1; $c <= 1; $c++) { |
| 731 |
|
| 732 |
if (($col + $c < 0 || $moduleCount <= $col + $c) || ($r == 0 && $c == 0)) { |
| 733 |
continue; |
| 734 |
} |
| 735 |
|
| 736 |
if ($dark == $qrCode->isDark($row + $r, $col + $c) ) { |
| 737 |
$sameCount++; |
| 738 |
} |
| 739 |
} |
| 740 |
} |
| 741 |
|
| 742 |
if ($sameCount > 5) { |
| 743 |
$lostPoint += (3 + $sameCount - 5); |
| 744 |
} |
| 745 |
} |
| 746 |
} |
| 747 |
|
| 748 |
// LEVEL2 |
| 749 |
|
| 750 |
for ($row = 0; $row < $moduleCount - 1; $row++) { |
| 751 |
for ($col = 0; $col < $moduleCount - 1; $col++) { |
| 752 |
$count = 0; |
| 753 |
if ($qrCode->isDark($row, $col ) ) $count++; |
| 754 |
if ($qrCode->isDark($row + 1, $col ) ) $count++; |
| 755 |
if ($qrCode->isDark($row, $col + 1) ) $count++; |
| 756 |
if ($qrCode->isDark($row + 1, $col + 1) ) $count++; |
| 757 |
if ($count == 0 || $count == 4) { |
| 758 |
$lostPoint += 3; |
| 759 |
} |
| 760 |
} |
| 761 |
} |
| 762 |
|
| 763 |
// LEVEL3 |
| 764 |
|
| 765 |
for ($row = 0; $row < $moduleCount; $row++) { |
| 766 |
for ($col = 0; $col < $moduleCount - 6; $col++) { |
| 767 |
if ($qrCode->isDark($row, $col) |
| 768 |
&& !$qrCode->isDark($row, $col + 1) |
| 769 |
&& $qrCode->isDark($row, $col + 2) |
| 770 |
&& $qrCode->isDark($row, $col + 3) |
| 771 |
&& $qrCode->isDark($row, $col + 4) |
| 772 |
&& !$qrCode->isDark($row, $col + 5) |
| 773 |
&& $qrCode->isDark($row, $col + 6) ) { |
| 774 |
$lostPoint += 40; |
| 775 |
} |
| 776 |
} |
| 777 |
} |
| 778 |
|
| 779 |
for ($col = 0; $col < $moduleCount; $col++) { |
| 780 |
for ($row = 0; $row < $moduleCount - 6; $row++) { |
| 781 |
if ($qrCode->isDark($row, $col) |
| 782 |
&& !$qrCode->isDark($row + 1, $col) |
| 783 |
&& $qrCode->isDark($row + 2, $col) |
| 784 |
&& $qrCode->isDark($row + 3, $col) |
| 785 |
&& $qrCode->isDark($row + 4, $col) |
| 786 |
&& !$qrCode->isDark($row + 5, $col) |
| 787 |
&& $qrCode->isDark($row + 6, $col) ) { |
| 788 |
$lostPoint += 40; |
| 789 |
} |
| 790 |
} |
| 791 |
} |
| 792 |
|
| 793 |
// LEVEL4 |
| 794 |
|
| 795 |
$darkCount = 0; |
| 796 |
|
| 797 |
for ($col = 0; $col < $moduleCount; $col++) { |
| 798 |
for ($row = 0; $row < $moduleCount; $row++) { |
| 799 |
if ($qrCode->isDark($row, $col) ) { |
| 800 |
$darkCount++; |
| 801 |
} |
| 802 |
} |
| 803 |
} |
| 804 |
|
| 805 |
$ratio = abs(100 * $darkCount / $moduleCount / $moduleCount - 50) / 5; |
| 806 |
$lostPoint += $ratio * 10; |
| 807 |
|
| 808 |
return $lostPoint; |
| 809 |
} |
| 810 |
|
| 811 |
static function getMode($s) { |
| 812 |
if (QRUtil::isAlphaNum($s) ) { |
| 813 |
if (QRUtil::isNumber($s) ) { |
| 814 |
return QR_MODE_NUMBER; |
| 815 |
} |
| 816 |
return QR_MODE_ALPHA_NUM; |
| 817 |
} else if (QRUtil::isKanji($s) ) { |
| 818 |
return QR_MODE_KANJI; |
| 819 |
} else { |
| 820 |
return QR_MODE_8BIT_BYTE; |
| 821 |
} |
| 822 |
} |
| 823 |
|
| 824 |
static function isNumber($s) { |
| 825 |
for ($i = 0; $i < strlen($s); $i++) { |
| 826 |
$c = ord($s[$i]); |
| 827 |
if (!(QRUtil::toCharCode('0') <= $c && $c <= QRUtil::toCharCode('9') ) ) { |
| 828 |
return false; |
| 829 |
} |
| 830 |
} |
| 831 |
return true; |
| 832 |
} |
| 833 |
|
| 834 |
static function isAlphaNum($s) { |
| 835 |
for ($i = 0; $i < strlen($s); $i++) { |
| 836 |
$c = ord($s[$i]); |
| 837 |
if (!(QRUtil::toCharCode('0') <= $c && $c <= QRUtil::toCharCode('9') ) |
| 838 |
&& !(QRUtil::toCharCode('A') <= $c && $c <= QRUtil::toCharCode('Z') ) |
| 839 |
&& strpos(" $%*+-./:", $s[$i]) === false) { |
| 840 |
return false; |
| 841 |
} |
| 842 |
} |
| 843 |
return true; |
| 844 |
} |
| 845 |
|
| 846 |
static function isKanji($s) { |
| 847 |
|
| 848 |
$data = $s; |
| 849 |
|
| 850 |
$i = 0; |
| 851 |
|
| 852 |
while ($i + 1 < strlen($data) ) { |
| 853 |
|
| 854 |
$c = ( (0xff & ord($data[$i]) ) << 8) | (0xff & ord($data[$i + 1]) ); |
| 855 |
|
| 856 |
if (!(0x8140 <= $c && $c <= 0x9FFC) && !(0xE040 <= $c && $c <= 0xEBBF) ) { |
| 857 |
return false; |
| 858 |
} |
| 859 |
|
| 860 |
$i += 2; |
| 861 |
} |
| 862 |
|
| 863 |
if ($i < strlen($data) ) { |
| 864 |
return false; |
| 865 |
} |
| 866 |
|
| 867 |
return true; |
| 868 |
} |
| 869 |
|
| 870 |
static function toCharCode($s) { |
| 871 |
return ord($s[0]); |
| 872 |
} |
| 873 |
|
| 874 |
static function getBCHTypeInfo($data) { |
| 875 |
$d = $data << 10; |
| 876 |
while (QRUtil::getBCHDigit($d) - QRUtil::getBCHDigit(QR_G15) >= 0) { |
| 877 |
$d ^= (QR_G15 << (QRUtil::getBCHDigit($d) - QRUtil::getBCHDigit(QR_G15) ) ); |
| 878 |
} |
| 879 |
return ( ($data << 10) | $d) ^ QR_G15_MASK; |
| 880 |
} |
| 881 |
|
| 882 |
static function getBCHTypeNumber($data) { |
| 883 |
$d = $data << 12; |
| 884 |
while (QRUtil::getBCHDigit($d) - QRUtil::getBCHDigit(QR_G18) >= 0) { |
| 885 |
$d ^= (QR_G18 << (QRUtil::getBCHDigit($d) - QRUtil::getBCHDigit(QR_G18) ) ); |
| 886 |
} |
| 887 |
return ($data << 12) | $d; |
| 888 |
} |
| 889 |
|
| 890 |
static function getBCHDigit($data) { |
| 891 |
|
| 892 |
$digit = 0; |
| 893 |
|
| 894 |
while ($data != 0) { |
| 895 |
$digit++; |
| 896 |
$data >>= 1; |
| 897 |
} |
| 898 |
|
| 899 |
return $digit; |
| 900 |
} |
| 901 |
} |
| 902 |
|
| 903 |
//--------------------------------------------------------------- |
| 904 |
// QRRSBlock |
| 905 |
//--------------------------------------------------------------- |
| 906 |
|
| 907 |
class QRRSBlock { |
| 908 |
|
| 909 |
var $totalCount; |
| 910 |
var $dataCount; |
| 911 |
|
| 912 |
static $QR_RS_BLOCK_TABLE = array( |
| 913 |
|
| 914 |
// L |
| 915 |
// M |
| 916 |
// Q |
| 917 |
// H |
| 918 |
|
| 919 |
// 1 |
| 920 |
array(1, 26, 19), |
| 921 |
array(1, 26, 16), |
| 922 |
array(1, 26, 13), |
| 923 |
array(1, 26, 9), |
| 924 |
|
| 925 |
// 2 |
| 926 |
array(1, 44, 34), |
| 927 |
array(1, 44, 28), |
| 928 |
array(1, 44, 22), |
| 929 |
array(1, 44, 16), |
| 930 |
|
| 931 |
// 3 |
| 932 |
array(1, 70, 55), |
| 933 |
array(1, 70, 44), |
| 934 |
array(2, 35, 17), |
| 935 |
array(2, 35, 13), |
| 936 |
|
| 937 |
// 4 |
| 938 |
array(1, 100, 80), |
| 939 |
array(2, 50, 32), |
| 940 |
array(2, 50, 24), |
| 941 |
array(4, 25, 9), |
| 942 |
|
| 943 |
// 5 |
| 944 |
array(1, 134, 108), |
| 945 |
array(2, 67, 43), |
| 946 |
array(2, 33, 15, 2, 34, 16), |
| 947 |
array(2, 33, 11, 2, 34, 12), |
| 948 |
|
| 949 |
// 6 |
| 950 |
array(2, 86, 68), |
| 951 |
array(4, 43, 27), |
| 952 |
array(4, 43, 19), |
| 953 |
array(4, 43, 15), |
| 954 |
|
| 955 |
// 7 |
| 956 |
array(2, 98, 78), |
| 957 |
array(4, 49, 31), |
| 958 |
array(2, 32, 14, 4, 33, 15), |
| 959 |
array(4, 39, 13, 1, 40, 14), |
| 960 |
|
| 961 |
// 8 |
| 962 |
array(2, 121, 97), |
| 963 |
array(2, 60, 38, 2, 61, 39), |
| 964 |
array(4, 40, 18, 2, 41, 19), |
| 965 |
array(4, 40, 14, 2, 41, 15), |
| 966 |
|
| 967 |
// 9 |
| 968 |
array(2, 146, 116), |
| 969 |
array(3, 58, 36, 2, 59, 37), |
| 970 |
array(4, 36, 16, 4, 37, 17), |
| 971 |
array(4, 36, 12, 4, 37, 13), |
| 972 |
|
| 973 |
// 10 |
| 974 |
array(2, 86, 68, 2, 87, 69), |
| 975 |
array(4, 69, 43, 1, 70, 44), |
| 976 |
array(6, 43, 19, 2, 44, 20), |
| 977 |
array(6, 43, 15, 2, 44, 16), |
| 978 |
|
| 979 |
// 11 |
| 980 |
array(4, 101, 81), |
| 981 |
array(1, 80, 50, 4, 81, 51), |
| 982 |
array(4, 50, 22, 4, 51, 23), |
| 983 |
array(3, 36, 12, 8, 37, 13), |
| 984 |
|
| 985 |
// 12 |
| 986 |
array(2, 116, 92, 2, 117, 93), |
| 987 |
array(6, 58, 36, 2, 59, 37), |
| 988 |
array(4, 46, 20, 6, 47, 21), |
| 989 |
array(7, 42, 14, 4, 43, 15), |
| 990 |
|
| 991 |
// 13 |
| 992 |
array(4, 133, 107), |
| 993 |
array(8, 59, 37, 1, 60, 38), |
| 994 |
array(8, 44, 20, 4, 45, 21), |
| 995 |
array(12, 33, 11, 4, 34, 12), |
| 996 |
|
| 997 |
// 14 |
| 998 |
array(3, 145, 115, 1, 146, 116), |
| 999 |
array(4, 64, 40, 5, 65, 41), |
| 1000 |
array(11, 36, 16, 5, 37, 17), |
| 1001 |
array(11, 36, 12, 5, 37, 13), |
| 1002 |
|
| 1003 |
// 15 |
| 1004 |
array(5, 109, 87, 1, 110, 88), |
| 1005 |
array(5, 65, 41, 5, 66, 42), |
| 1006 |
array(5, 54, 24, 7, 55, 25), |
| 1007 |
array(11, 36, 12, 7, 37, 13), |
| 1008 |
|
| 1009 |
// 16 |
| 1010 |
array(5, 122, 98, 1, 123, 99), |
| 1011 |
array(7, 73, 45, 3, 74, 46), |
| 1012 |
array(15, 43, 19, 2, 44, 20), |
| 1013 |
array(3, 45, 15, 13, 46, 16), |
| 1014 |
|
| 1015 |
// 17 |
| 1016 |
array(1, 135, 107, 5, 136, 108), |
| 1017 |
array(10, 74, 46, 1, 75, 47), |
| 1018 |
array(1, 50, 22, 15, 51, 23), |
| 1019 |
array(2, 42, 14, 17, 43, 15), |
| 1020 |
|
| 1021 |
// 18 |
| 1022 |
array(5, 150, 120, 1, 151, 121), |
| 1023 |
array(9, 69, 43, 4, 70, 44), |
| 1024 |
array(17, 50, 22, 1, 51, 23), |
| 1025 |
array(2, 42, 14, 19, 43, 15), |
| 1026 |
|
| 1027 |
// 19 |
| 1028 |
array(3, 141, 113, 4, 142, 114), |
| 1029 |
array(3, 70, 44, 11, 71, 45), |
| 1030 |
array(17, 47, 21, 4, 48, 22), |
| 1031 |
array(9, 39, 13, 16, 40, 14), |
| 1032 |
|
| 1033 |
// 20 |
| 1034 |
array(3, 135, 107, 5, 136, 108), |
| 1035 |
array(3, 67, 41, 13, 68, 42), |
| 1036 |
array(15, 54, 24, 5, 55, 25), |
| 1037 |
array(15, 43, 15, 10, 44, 16), |
| 1038 |
|
| 1039 |
// 21 |
| 1040 |
array(4, 144, 116, 4, 145, 117), |
| 1041 |
array(17, 68, 42), |
| 1042 |
array(17, 50, 22, 6, 51, 23), |
| 1043 |
array(19, 46, 16, 6, 47, 17), |
| 1044 |
|
| 1045 |
// 22 |
| 1046 |
array(2, 139, 111, 7, 140, 112), |
| 1047 |
array(17, 74, 46), |
| 1048 |
array(7, 54, 24, 16, 55, 25), |
| 1049 |
array(34, 37, 13), |
| 1050 |
|
| 1051 |
// 23 |
| 1052 |
array(4, 151, 121, 5, 152, 122), |
| 1053 |
array(4, 75, 47, 14, 76, 48), |
| 1054 |
array(11, 54, 24, 14, 55, 25), |
| 1055 |
array(16, 45, 15, 14, 46, 16), |
| 1056 |
|
| 1057 |
// 24 |
| 1058 |
array(6, 147, 117, 4, 148, 118), |
| 1059 |
array(6, 73, 45, 14, 74, 46), |
| 1060 |
array(11, 54, 24, 16, 55, 25), |
| 1061 |
array(30, 46, 16, 2, 47, 17), |
| 1062 |
|
| 1063 |
// 25 |
| 1064 |
array(8, 132, 106, 4, 133, 107), |
| 1065 |
array(8, 75, 47, 13, 76, 48), |
| 1066 |
array(7, 54, 24, 22, 55, 25), |
| 1067 |
array(22, 45, 15, 13, 46, 16), |
| 1068 |
|
| 1069 |
// 26 |
| 1070 |
array(10, 142, 114, 2, 143, 115), |
| 1071 |
array(19, 74, 46, 4, 75, 47), |
| 1072 |
array(28, 50, 22, 6, 51, 23), |
| 1073 |
array(33, 46, 16, 4, 47, 17), |
| 1074 |
|
| 1075 |
// 27 |
| 1076 |
array(8, 152, 122, 4, 153, 123), |
| 1077 |
array(22, 73, 45, 3, 74, 46), |
| 1078 |
array(8, 53, 23, 26, 54, 24), |
| 1079 |
array(12, 45, 15, 28, 46, 16), |
| 1080 |
|
| 1081 |
// 28 |
| 1082 |
array(3, 147, 117, 10, 148, 118), |
| 1083 |
array(3, 73, 45, 23, 74, 46), |
| 1084 |
array(4, 54, 24, 31, 55, 25), |
| 1085 |
array(11, 45, 15, 31, 46, 16), |
| 1086 |
|
| 1087 |
// 29 |
| 1088 |
array(7, 146, 116, 7, 147, 117), |
| 1089 |
array(21, 73, 45, 7, 74, 46), |
| 1090 |
array(1, 53, 23, 37, 54, 24), |
| 1091 |
array(19, 45, 15, 26, 46, 16), |
| 1092 |
|
| 1093 |
// 30 |
| 1094 |
array(5, 145, 115, 10, 146, 116), |
| 1095 |
array(19, 75, 47, 10, 76, 48), |
| 1096 |
array(15, 54, 24, 25, 55, 25), |
| 1097 |
array(23, 45, 15, 25, 46, 16), |
| 1098 |
|
| 1099 |
// 31 |
| 1100 |
array(13, 145, 115, 3, 146, 116), |
| 1101 |
array(2, 74, 46, 29, 75, 47), |
| 1102 |
array(42, 54, 24, 1, 55, 25), |
| 1103 |
array(23, 45, 15, 28, 46, 16), |
| 1104 |
|
| 1105 |
// 32 |
| 1106 |
array(17, 145, 115), |
| 1107 |
array(10, 74, 46, 23, 75, 47), |
| 1108 |
array(10, 54, 24, 35, 55, 25), |
| 1109 |
array(19, 45, 15, 35, 46, 16), |
| 1110 |
|
| 1111 |
// 33 |
| 1112 |
array(17, 145, 115, 1, 146, 116), |
| 1113 |
array(14, 74, 46, 21, 75, 47), |
| 1114 |
array(29, 54, 24, 19, 55, 25), |
| 1115 |
array(11, 45, 15, 46, 46, 16), |
| 1116 |
|
| 1117 |
// 34 |
| 1118 |
array(13, 145, 115, 6, 146, 116), |
| 1119 |
array(14, 74, 46, 23, 75, 47), |
| 1120 |
array(44, 54, 24, 7, 55, 25), |
| 1121 |
array(59, 46, 16, 1, 47, 17), |
| 1122 |
|
| 1123 |
// 35 |
| 1124 |
array(12, 151, 121, 7, 152, 122), |
| 1125 |
array(12, 75, 47, 26, 76, 48), |
| 1126 |
array(39, 54, 24, 14, 55, 25), |
| 1127 |
array(22, 45, 15, 41, 46, 16), |
| 1128 |
|
| 1129 |
// 36 |
| 1130 |
array(6, 151, 121, 14, 152, 122), |
| 1131 |
array(6, 75, 47, 34, 76, 48), |
| 1132 |
array(46, 54, 24, 10, 55, 25), |
| 1133 |
array(2, 45, 15, 64, 46, 16), |
| 1134 |
|
| 1135 |
// 37 |
| 1136 |
array(17, 152, 122, 4, 153, 123), |
| 1137 |
array(29, 74, 46, 14, 75, 47), |
| 1138 |
array(49, 54, 24, 10, 55, 25), |
| 1139 |
array(24, 45, 15, 46, 46, 16), |
| 1140 |
|
| 1141 |
// 38 |
| 1142 |
array(4, 152, 122, 18, 153, 123), |
| 1143 |
array(13, 74, 46, 32, 75, 47), |
| 1144 |
array(48, 54, 24, 14, 55, 25), |
| 1145 |
array(42, 45, 15, 32, 46, 16), |
| 1146 |
|
| 1147 |
// 39 |
| 1148 |
array(20, 147, 117, 4, 148, 118), |
| 1149 |
array(40, 75, 47, 7, 76, 48), |
| 1150 |
array(43, 54, 24, 22, 55, 25), |
| 1151 |
array(10, 45, 15, 67, 46, 16), |
| 1152 |
|
| 1153 |
// 40 |
| 1154 |
array(19, 148, 118, 6, 149, 119), |
| 1155 |
array(18, 75, 47, 31, 76, 48), |
| 1156 |
array(34, 54, 24, 34, 55, 25), |
| 1157 |
array(20, 45, 15, 61, 46, 16) |
| 1158 |
|
| 1159 |
); |
| 1160 |
|
| 1161 |
function __construct($totalCount, $dataCount) { |
| 1162 |
$this->totalCount = $totalCount; |
| 1163 |
$this->dataCount = $dataCount; |
| 1164 |
} |
| 1165 |
|
| 1166 |
function getDataCount() { |
| 1167 |
return $this->dataCount; |
| 1168 |
} |
| 1169 |
|
| 1170 |
function getTotalCount() { |
| 1171 |
return $this->totalCount; |
| 1172 |
} |
| 1173 |
|
| 1174 |
static function getRSBlocks($typeNumber, $errorCorrectLevel) { |
| 1175 |
|
| 1176 |
$rsBlock = QRRSBlock::getRsBlockTable($typeNumber, $errorCorrectLevel); |
| 1177 |
$length = count($rsBlock) / 3; |
| 1178 |
|
| 1179 |
$list = array(); |
| 1180 |
|
| 1181 |
for ($i = 0; $i < $length; $i++) { |
| 1182 |
|
| 1183 |
$count = $rsBlock[$i * 3 + 0]; |
| 1184 |
$totalCount = $rsBlock[$i * 3 + 1]; |
| 1185 |
$dataCount = $rsBlock[$i * 3 + 2]; |
| 1186 |
|
| 1187 |
for ($j = 0; $j < $count; $j++) { |
| 1188 |
$list[] = new QRRSBlock($totalCount, $dataCount); |
| 1189 |
} |
| 1190 |
} |
| 1191 |
|
| 1192 |
return $list; |
| 1193 |
} |
| 1194 |
|
| 1195 |
static function getRsBlockTable($typeNumber, $errorCorrectLevel) { |
| 1196 |
|
| 1197 |
switch($errorCorrectLevel) { |
| 1198 |
case QR_ERROR_CORRECT_LEVEL_L : |
| 1199 |
return self::$QR_RS_BLOCK_TABLE[($typeNumber - 1) * 4 + 0]; |
| 1200 |
case QR_ERROR_CORRECT_LEVEL_M : |
| 1201 |
return self::$QR_RS_BLOCK_TABLE[($typeNumber - 1) * 4 + 1]; |
| 1202 |
case QR_ERROR_CORRECT_LEVEL_Q : |
| 1203 |
return self::$QR_RS_BLOCK_TABLE[($typeNumber - 1) * 4 + 2]; |
| 1204 |
case QR_ERROR_CORRECT_LEVEL_H : |
| 1205 |
return self::$QR_RS_BLOCK_TABLE[($typeNumber - 1) * 4 + 3]; |
| 1206 |
default : |
| 1207 |
trigger_error("tn:$typeNumber/ecl:$errorCorrectLevel", E_USER_ERROR); |
| 1208 |
} |
| 1209 |
} |
| 1210 |
} |
| 1211 |
|
| 1212 |
//--------------------------------------------------------------- |
| 1213 |
// QRNumber |
| 1214 |
//--------------------------------------------------------------- |
| 1215 |
|
| 1216 |
class QRNumber extends QRData { |
| 1217 |
|
| 1218 |
function __construct($data) { |
| 1219 |
parent::__construct(QR_MODE_NUMBER, $data); |
| 1220 |
} |
| 1221 |
|
| 1222 |
function write(&$buffer) { |
| 1223 |
|
| 1224 |
$data = $this->getData(); |
| 1225 |
|
| 1226 |
$i = 0; |
| 1227 |
|
| 1228 |
while ($i + 2 < strlen($data) ) { |
| 1229 |
$num = QRNumber::parseInt(substr($data, $i, 3) ); |
| 1230 |
$buffer->put($num, 10); |
| 1231 |
$i += 3; |
| 1232 |
} |
| 1233 |
|
| 1234 |
if ($i < strlen($data) ) { |
| 1235 |
|
| 1236 |
if (strlen($data) - $i == 1) { |
| 1237 |
$num = QRNumber::parseInt(substr($data, $i, $i + 1) ); |
| 1238 |
$buffer->put($num, 4); |
| 1239 |
} else if (strlen($data) - $i == 2) { |
| 1240 |
$num = QRNumber::parseInt(substr($data, $i, $i + 2) ); |
| 1241 |
$buffer->put($num, 7); |
| 1242 |
} |
| 1243 |
} |
| 1244 |
} |
| 1245 |
|
| 1246 |
static function parseInt($s) { |
| 1247 |
|
| 1248 |
$num = 0; |
| 1249 |
for ($i = 0; $i < strlen($s); $i++) { |
| 1250 |
$num = $num * 10 + QRNumber::parseIntAt(ord($s[$i]) ); |
| 1251 |
} |
| 1252 |
return $num; |
| 1253 |
} |
| 1254 |
|
| 1255 |
static function parseIntAt($c) { |
| 1256 |
|
| 1257 |
if (QRUtil::toCharCode('0') <= $c && $c <= QRUtil::toCharCode('9') ) { |
| 1258 |
return $c - QRUtil::toCharCode('0'); |
| 1259 |
} |
| 1260 |
|
| 1261 |
trigger_error("illegal char : $c", E_USER_ERROR); |
| 1262 |
} |
| 1263 |
} |
| 1264 |
|
| 1265 |
//--------------------------------------------------------------- |
| 1266 |
// QRKanji |
| 1267 |
//--------------------------------------------------------------- |
| 1268 |
|
| 1269 |
class QRKanji extends QRData { |
| 1270 |
|
| 1271 |
function __construct($data) { |
| 1272 |
parent::__construct(QR_MODE_KANJI, $data); |
| 1273 |
} |
| 1274 |
|
| 1275 |
function write(&$buffer) { |
| 1276 |
|
| 1277 |
$data = $this->getData(); |
| 1278 |
|
| 1279 |
$i = 0; |
| 1280 |
|
| 1281 |
while ($i + 1 < strlen($data) ) { |
| 1282 |
|
| 1283 |
$c = ( (0xff & ord($data[$i]) ) << 8) | (0xff & ord($data[$i + 1]) ); |
| 1284 |
|
| 1285 |
if (0x8140 <= $c && $c <= 0x9FFC) { |
| 1286 |
$c -= 0x8140; |
| 1287 |
} else if (0xE040 <= $c && $c <= 0xEBBF) { |
| 1288 |
$c -= 0xC140; |
| 1289 |
} else { |
| 1290 |
trigger_error("illegal char at " . ($i + 1) . "/$c", E_USER_ERROR); |
| 1291 |
} |
| 1292 |
|
| 1293 |
$c = ( ($c >> 8) & 0xff) * 0xC0 + ($c & 0xff); |
| 1294 |
|
| 1295 |
$buffer->put($c, 13); |
| 1296 |
|
| 1297 |
$i += 2; |
| 1298 |
} |
| 1299 |
|
| 1300 |
if ($i < strlen($data) ) { |
| 1301 |
trigger_error("illegal char at " . ($i + 1), E_USER_ERROR); |
| 1302 |
} |
| 1303 |
} |
| 1304 |
|
| 1305 |
function getLength() { |
| 1306 |
return floor(strlen($this->getData() ) / 2); |
| 1307 |
} |
| 1308 |
} |
| 1309 |
|
| 1310 |
//--------------------------------------------------------------- |
| 1311 |
// QRAlphaNum |
| 1312 |
//--------------------------------------------------------------- |
| 1313 |
|
| 1314 |
class QRAlphaNum extends QRData { |
| 1315 |
|
| 1316 |
function __construct($data) { |
| 1317 |
parent::__construct(QR_MODE_ALPHA_NUM, $data); |
| 1318 |
} |
| 1319 |
|
| 1320 |
function write(&$buffer) { |
| 1321 |
|
| 1322 |
$i = 0; |
| 1323 |
$c = $this->getData(); |
| 1324 |
|
| 1325 |
while ($i + 1 < strlen($c) ) { |
| 1326 |
$buffer->put(QRAlphaNum::getCode(ord($c[$i]) ) * 45 |
| 1327 |
+ QRAlphaNum::getCode(ord($c[$i + 1]) ), 11); |
| 1328 |
$i += 2; |
| 1329 |
} |
| 1330 |
|
| 1331 |
if ($i < strlen($c) ) { |
| 1332 |
$buffer->put(QRAlphaNum::getCode(ord($c[$i])), 6); |
| 1333 |
} |
| 1334 |
} |
| 1335 |
|
| 1336 |
static function getCode($c) { |
| 1337 |
|
| 1338 |
if (QRUtil::toCharCode('0') <= $c |
| 1339 |
&& $c <= QRUtil::toCharCode('9') ) { |
| 1340 |
return $c - QRUtil::toCharCode('0'); |
| 1341 |
} else if (QRUtil::toCharCode('A') <= $c |
| 1342 |
&& $c <= QRUtil::toCharCode('Z') ) { |
| 1343 |
return $c - QRUtil::toCharCode('A') + 10; |
| 1344 |
} else { |
| 1345 |
switch ($c) { |
| 1346 |
case QRUtil::toCharCode(' ') : return 36; |
| 1347 |
case QRUtil::toCharCode('$') : return 37; |
| 1348 |
case QRUtil::toCharCode('%') : return 38; |
| 1349 |
case QRUtil::toCharCode('*') : return 39; |
| 1350 |
case QRUtil::toCharCode('+') : return 40; |
| 1351 |
case QRUtil::toCharCode('-') : return 41; |
| 1352 |
case QRUtil::toCharCode('.') : return 42; |
| 1353 |
case QRUtil::toCharCode('/') : return 43; |
| 1354 |
case QRUtil::toCharCode(':') : return 44; |
| 1355 |
default : |
| 1356 |
trigger_error("illegal char : $c", E_USER_ERROR); |
| 1357 |
} |
| 1358 |
} |
| 1359 |
|
| 1360 |
} |
| 1361 |
} |
| 1362 |
|
| 1363 |
//--------------------------------------------------------------- |
| 1364 |
// QR8BitByte |
| 1365 |
//--------------------------------------------------------------- |
| 1366 |
|
| 1367 |
class QR8BitByte extends QRData { |
| 1368 |
|
| 1369 |
function __construct($data) { |
| 1370 |
parent::__construct(QR_MODE_8BIT_BYTE, $data); |
| 1371 |
} |
| 1372 |
|
| 1373 |
function write(&$buffer) { |
| 1374 |
|
| 1375 |
$data = $this->getData(); |
| 1376 |
for ($i = 0; $i < strlen($data); $i++) { |
| 1377 |
$buffer->put(ord($data[$i]), 8); |
| 1378 |
} |
| 1379 |
} |
| 1380 |
|
| 1381 |
} |
| 1382 |
|
| 1383 |
//--------------------------------------------------------------- |
| 1384 |
// QRData |
| 1385 |
//--------------------------------------------------------------- |
| 1386 |
|
| 1387 |
abstract class QRData { |
| 1388 |
|
| 1389 |
var $mode; |
| 1390 |
|
| 1391 |
var $data; |
| 1392 |
|
| 1393 |
function __construct($mode, $data) { |
| 1394 |
$this->mode = $mode; |
| 1395 |
$this->data = $data; |
| 1396 |
} |
| 1397 |
|
| 1398 |
function getMode() { |
| 1399 |
return $this->mode; |
| 1400 |
} |
| 1401 |
|
| 1402 |
function getData() { |
| 1403 |
return $this->data; |
| 1404 |
} |
| 1405 |
|
| 1406 |
/** |
| 1407 |
* @return int |
| 1408 |
*/ |
| 1409 |
function getLength() { |
| 1410 |
return strlen($this->getData() ); |
| 1411 |
} |
| 1412 |
|
| 1413 |
/** |
| 1414 |
* @param \QRBitBuffer $buffer |
| 1415 |
*/ |
| 1416 |
abstract function write(&$buffer); |
| 1417 |
|
| 1418 |
function getLengthInBits($type) { |
| 1419 |
|
| 1420 |
if (1 <= $type && $type < 10) { |
| 1421 |
|
| 1422 |
// 1 - 9 |
| 1423 |
|
| 1424 |
switch($this->mode) { |
| 1425 |
case QR_MODE_NUMBER : return 10; |
| 1426 |
case QR_MODE_ALPHA_NUM : return 9; |
| 1427 |
case QR_MODE_8BIT_BYTE : return 8; |
| 1428 |
case QR_MODE_KANJI : return 8; |
| 1429 |
default : |
| 1430 |
trigger_error("mode:$this->mode", E_USER_ERROR); |
| 1431 |
} |
| 1432 |
|
| 1433 |
} else if ($type < 27) { |
| 1434 |
|
| 1435 |
// 10 - 26 |
| 1436 |
|
| 1437 |
switch($this->mode) { |
| 1438 |
case QR_MODE_NUMBER : return 12; |
| 1439 |
case QR_MODE_ALPHA_NUM : return 11; |
| 1440 |
case QR_MODE_8BIT_BYTE : return 16; |
| 1441 |
case QR_MODE_KANJI : return 10; |
| 1442 |
default : |
| 1443 |
trigger_error("mode:$this->mode", E_USER_ERROR); |
| 1444 |
} |
| 1445 |
|
| 1446 |
} else if ($type < 41) { |
| 1447 |
|
| 1448 |
// 27 - 40 |
| 1449 |
|
| 1450 |
switch($this->mode) { |
| 1451 |
case QR_MODE_NUMBER : return 14; |
| 1452 |
case QR_MODE_ALPHA_NUM : return 13; |
| 1453 |
case QR_MODE_8BIT_BYTE : return 16; |
| 1454 |
case QR_MODE_KANJI : return 12; |
| 1455 |
default : |
| 1456 |
trigger_error("mode:$this->mode", E_USER_ERROR); |
| 1457 |
} |
| 1458 |
|
| 1459 |
} else { |
| 1460 |
trigger_error("mode:$this->mode", E_USER_ERROR); |
| 1461 |
} |
| 1462 |
} |
| 1463 |
|
| 1464 |
} |
| 1465 |
|
| 1466 |
//--------------------------------------------------------------- |
| 1467 |
// QRMath |
| 1468 |
//--------------------------------------------------------------- |
| 1469 |
|
| 1470 |
class QRMath { |
| 1471 |
|
| 1472 |
static $QR_MATH_EXP_TABLE = null; |
| 1473 |
static $QR_MATH_LOG_TABLE = null; |
| 1474 |
|
| 1475 |
static function init() { |
| 1476 |
|
| 1477 |
self::$QR_MATH_EXP_TABLE = QRMath::createNumArray(256); |
| 1478 |
|
| 1479 |
for ($i = 0; $i < 8; $i++) { |
| 1480 |
self::$QR_MATH_EXP_TABLE[$i] = 1 << $i; |
| 1481 |
} |
| 1482 |
|
| 1483 |
for ($i = 8; $i < 256; $i++) { |
| 1484 |
self::$QR_MATH_EXP_TABLE[$i] = self::$QR_MATH_EXP_TABLE[$i - 4] |
| 1485 |
^ self::$QR_MATH_EXP_TABLE[$i - 5] |
| 1486 |
^ self::$QR_MATH_EXP_TABLE[$i - 6] |
| 1487 |
^ self::$QR_MATH_EXP_TABLE[$i - 8]; |
| 1488 |
} |
| 1489 |
|
| 1490 |
self::$QR_MATH_LOG_TABLE = QRMath::createNumArray(256); |
| 1491 |
|
| 1492 |
for ($i = 0; $i < 255; $i++) { |
| 1493 |
self::$QR_MATH_LOG_TABLE[self::$QR_MATH_EXP_TABLE[$i] ] = $i; |
| 1494 |
} |
| 1495 |
} |
| 1496 |
|
| 1497 |
static function createNumArray($length) { |
| 1498 |
$num_array = array(); |
| 1499 |
for ($i = 0; $i < $length; $i++) { |
| 1500 |
$num_array[] = 0; |
| 1501 |
} |
| 1502 |
return $num_array; |
| 1503 |
} |
| 1504 |
|
| 1505 |
static function glog($n) { |
| 1506 |
|
| 1507 |
if ($n < 1) { |
| 1508 |
trigger_error("log($n)", E_USER_ERROR); |
| 1509 |
} |
| 1510 |
|
| 1511 |
return self::$QR_MATH_LOG_TABLE[$n]; |
| 1512 |
} |
| 1513 |
|
| 1514 |
static function gexp($n) { |
| 1515 |
|
| 1516 |
while ($n < 0) { |
| 1517 |
$n += 255; |
| 1518 |
} |
| 1519 |
|
| 1520 |
while ($n >= 256) { |
| 1521 |
$n -= 255; |
| 1522 |
} |
| 1523 |
|
| 1524 |
return self::$QR_MATH_EXP_TABLE[$n]; |
| 1525 |
} |
| 1526 |
} |
| 1527 |
|
| 1528 |
// init static table |
| 1529 |
QRMath::init(); |
| 1530 |
|
| 1531 |
//--------------------------------------------------------------- |
| 1532 |
// QRPolynomial |
| 1533 |
//--------------------------------------------------------------- |
| 1534 |
|
| 1535 |
class QRPolynomial { |
| 1536 |
|
| 1537 |
var $num; |
| 1538 |
|
| 1539 |
function __construct($num, $shift = 0) { |
| 1540 |
|
| 1541 |
$offset = 0; |
| 1542 |
|
| 1543 |
while ($offset < count($num) && $num[$offset] == 0) { |
| 1544 |
$offset++; |
| 1545 |
} |
| 1546 |
|
| 1547 |
$this->num = QRMath::createNumArray(count($num) - $offset + $shift); |
| 1548 |
for ($i = 0; $i < count($num) - $offset; $i++) { |
| 1549 |
$this->num[$i] = $num[$i + $offset]; |
| 1550 |
} |
| 1551 |
} |
| 1552 |
|
| 1553 |
function get($index) { |
| 1554 |
return $this->num[$index]; |
| 1555 |
} |
| 1556 |
|
| 1557 |
function getLength() { |
| 1558 |
return count($this->num); |
| 1559 |
} |
| 1560 |
|
| 1561 |
// PHP5 |
| 1562 |
function __toString() { |
| 1563 |
return $this->toString(); |
| 1564 |
} |
| 1565 |
|
| 1566 |
function toString() { |
| 1567 |
|
| 1568 |
$buffer = ""; |
| 1569 |
|
| 1570 |
for ($i = 0; $i < $this->getLength(); $i++) { |
| 1571 |
if ($i > 0) { |
| 1572 |
$buffer .= ","; |
| 1573 |
} |
| 1574 |
$buffer .= $this->get($i); |
| 1575 |
} |
| 1576 |
|
| 1577 |
return $buffer; |
| 1578 |
} |
| 1579 |
|
| 1580 |
function toLogString() { |
| 1581 |
|
| 1582 |
$buffer = ""; |
| 1583 |
|
| 1584 |
for ($i = 0; $i < $this->getLength(); $i++) { |
| 1585 |
if ($i > 0) { |
| 1586 |
$buffer .= ","; |
| 1587 |
} |
| 1588 |
$buffer .= QRMath::glog($this->get($i) ); |
| 1589 |
} |
| 1590 |
|
| 1591 |
return $buffer; |
| 1592 |
} |
| 1593 |
|
| 1594 |
/** |
| 1595 |
* @param \QRPolynomial $e |
| 1596 |
* |
| 1597 |
* @return \QRPolynomial |
| 1598 |
*/ |
| 1599 |
function multiply($e) { |
| 1600 |
|
| 1601 |
$num = QRMath::createNumArray($this->getLength() + $e->getLength() - 1); |
| 1602 |
|
| 1603 |
for ($i = 0; $i < $this->getLength(); $i++) { |
| 1604 |
$vi = QRMath::glog($this->get($i) ); |
| 1605 |
|
| 1606 |
for ($j = 0; $j < $e->getLength(); $j++) { |
| 1607 |
$num[$i + $j] ^= QRMath::gexp($vi + QRMath::glog($e->get($j) ) ); |
| 1608 |
} |
| 1609 |
} |
| 1610 |
|
| 1611 |
return new QRPolynomial($num); |
| 1612 |
} |
| 1613 |
|
| 1614 |
/** |
| 1615 |
* @param \QRPolynomial $e |
| 1616 |
* |
| 1617 |
* @return $this|\QRPolynomial |
| 1618 |
*/ |
| 1619 |
function mod($e) { |
| 1620 |
|
| 1621 |
if ($this->getLength() - $e->getLength() < 0) { |
| 1622 |
return $this; |
| 1623 |
} |
| 1624 |
|
| 1625 |
$ratio = QRMath::glog($this->get(0) ) - QRMath::glog($e->get(0) ); |
| 1626 |
|
| 1627 |
$num = QRMath::createNumArray($this->getLength() ); |
| 1628 |
for ($i = 0; $i < $this->getLength(); $i++) { |
| 1629 |
$num[$i] = $this->get($i); |
| 1630 |
} |
| 1631 |
|
| 1632 |
for ($i = 0; $i < $e->getLength(); $i++) { |
| 1633 |
$num[$i] ^= QRMath::gexp(QRMath::glog($e->get($i) ) + $ratio); |
| 1634 |
} |
| 1635 |
|
| 1636 |
$newPolynomial = new QRPolynomial($num); |
| 1637 |
return $newPolynomial->mod($e); |
| 1638 |
} |
| 1639 |
} |
| 1640 |
|
| 1641 |
//--------------------------------------------------------------- |
| 1642 |
// Mode |
| 1643 |
//--------------------------------------------------------------- |
| 1644 |
|
| 1645 |
define("QR_MODE_NUMBER", 1 << 0); |
| 1646 |
define("QR_MODE_ALPHA_NUM", 1 << 1); |
| 1647 |
define("QR_MODE_8BIT_BYTE", 1 << 2); |
| 1648 |
define("QR_MODE_KANJI", 1 << 3); |
| 1649 |
|
| 1650 |
//--------------------------------------------------------------- |
| 1651 |
// MaskPattern |
| 1652 |
//--------------------------------------------------------------- |
| 1653 |
|
| 1654 |
define("QR_MASK_PATTERN000", 0); |
| 1655 |
define("QR_MASK_PATTERN001", 1); |
| 1656 |
define("QR_MASK_PATTERN010", 2); |
| 1657 |
define("QR_MASK_PATTERN011", 3); |
| 1658 |
define("QR_MASK_PATTERN100", 4); |
| 1659 |
define("QR_MASK_PATTERN101", 5); |
| 1660 |
define("QR_MASK_PATTERN110", 6); |
| 1661 |
define("QR_MASK_PATTERN111", 7); |
| 1662 |
|
| 1663 |
//--------------------------------------------------------------- |
| 1664 |
// ErrorCorrectLevel |
| 1665 |
|
| 1666 |
// 7%. |
| 1667 |
define("QR_ERROR_CORRECT_LEVEL_L", 1); |
| 1668 |
// 15%. |
| 1669 |
define("QR_ERROR_CORRECT_LEVEL_M", 0); |
| 1670 |
// 25%. |
| 1671 |
define("QR_ERROR_CORRECT_LEVEL_Q", 3); |
| 1672 |
// 30%. |
| 1673 |
define("QR_ERROR_CORRECT_LEVEL_H", 2); |
| 1674 |
|
| 1675 |
|
| 1676 |
//--------------------------------------------------------------- |
| 1677 |
// QRBitBuffer |
| 1678 |
//--------------------------------------------------------------- |
| 1679 |
|
| 1680 |
class QRBitBuffer { |
| 1681 |
|
| 1682 |
var $buffer; |
| 1683 |
var $length; |
| 1684 |
|
| 1685 |
function __construct() { |
| 1686 |
$this->buffer = array(); |
| 1687 |
$this->length = 0; |
| 1688 |
} |
| 1689 |
|
| 1690 |
function getBuffer() { |
| 1691 |
return $this->buffer; |
| 1692 |
} |
| 1693 |
|
| 1694 |
function getLengthInBits() { |
| 1695 |
return $this->length; |
| 1696 |
} |
| 1697 |
|
| 1698 |
function __toString() { |
| 1699 |
$buffer = ""; |
| 1700 |
for ($i = 0; $i < $this->getLengthInBits(); $i++) { |
| 1701 |
$buffer .= $this->get($i)? '1' : '0'; |
| 1702 |
} |
| 1703 |
return $buffer; |
| 1704 |
} |
| 1705 |
|
| 1706 |
function get($index) { |
| 1707 |
$bufIndex = (int)floor($index / 8); |
| 1708 |
return ( ($this->buffer[$bufIndex] >> (7 - $index % 8) ) & 1) == 1; |
| 1709 |
} |
| 1710 |
|
| 1711 |
function put($num, $length) { |
| 1712 |
|
| 1713 |
for ($i = 0; $i < $length; $i++) { |
| 1714 |
$this->putBit( ( ($num >> ($length - $i - 1) ) & 1) == 1); |
| 1715 |
} |
| 1716 |
} |
| 1717 |
|
| 1718 |
function putBit($bit) { |
| 1719 |
|
| 1720 |
$bufIndex = (int)floor($this->length / 8); |
| 1721 |
if (count($this->buffer) <= $bufIndex) { |
| 1722 |
$this->buffer[] = 0; |
| 1723 |
} |
| 1724 |
|
| 1725 |
if ($bit) { |
| 1726 |
$this->buffer[$bufIndex] |= (0x80 >> ($this->length % 8) ); |
| 1727 |
} |
| 1728 |
|
| 1729 |
$this->length++; |
| 1730 |
} |
| 1731 |
} |
| 1732 |
|
| 1733 |
?> |
| 1734 |
|
