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1717 lines
46 KiB
1717 lines
46 KiB
<?php
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//---------------------------------------------------------------
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// QRCode
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//---------------------------------------------------------------
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define("QR_PAD0", 0xEC);
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define("QR_PAD1", 0x11);
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class QRCode {
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var $typeNumber;
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var $modules;
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var $moduleCount;
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var $errorCorrectLevel;
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var $qrDataList;
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function __construct() {
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$this->typeNumber = 1;
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$this->errorCorrectLevel = QR_ERROR_CORRECT_LEVEL_H;
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$this->qrDataList = array();
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}
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function getTypeNumber() {
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return $this->typeNumber;
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}
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function setTypeNumber($typeNumber) {
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$this->typeNumber = $typeNumber;
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}
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function getErrorCorrectLevel() {
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return $this->errorCorrectLevel;
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}
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function setErrorCorrectLevel($errorCorrectLevel) {
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$this->errorCorrectLevel = $errorCorrectLevel;
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}
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function addData($data, $mode = 0) {
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if ($mode == 0) {
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$mode = QRUtil::getMode($data);
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}
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switch($mode) {
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case QR_MODE_NUMBER :
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$this->addDataImpl(new QRNumber($data) );
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break;
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case QR_MODE_ALPHA_NUM :
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$this->addDataImpl(new QRAlphaNum($data) );
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break;
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case QR_MODE_8BIT_BYTE :
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$this->addDataImpl(new QR8BitByte($data) );
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break;
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case QR_MODE_KANJI :
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$this->addDataImpl(new QRKanji($data) );
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break;
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default :
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trigger_error("mode:$mode", E_USER_ERROR);
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}
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}
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function clearData() {
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$this->qrDataList = array();
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}
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function addDataImpl($qrData) {
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$this->qrDataList[] = $qrData;
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}
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function getDataCount() {
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return count($this->qrDataList);
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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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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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}
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}
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function getModuleCount() {
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return $this->moduleCount;
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}
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// used for converting fg/bg colors (e.g. #0000ff = 0x0000FF)
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// added 2015.07.27 ~ DoktorJ
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function hex2rgb($hex = 0x0) {
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return array(
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'r' => floor($hex / 65536),
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'g' => floor($hex / 256) % 256,
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'b' => $hex % 256
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);
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}
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function make() {
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$this->makeImpl(false, $this->getBestMaskPattern() );
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}
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function getBestMaskPattern() {
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$minLostPoint = 0;
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$pattern = 0;
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for ($i = 0; $i < 8; $i++) {
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$this->makeImpl(true, $i);
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$lostPoint = QRUtil::getLostPoint($this);
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if ($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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return $pattern;
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}
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function createNullArray($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 $nullArray;
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}
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function makeImpl($test, $maskPattern) {
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$this->moduleCount = $this->typeNumber * 4 + 17;
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$this->modules = array();
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for ($i = 0; $i < $this->moduleCount; $i++) {
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$this->modules[] = QRCode::createNullArray($this->moduleCount);
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}
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$this->setupPositionProbePattern(0, 0);
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$this->setupPositionProbePattern($this->moduleCount - 7, 0);
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$this->setupPositionProbePattern(0, $this->moduleCount - 7);
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$this->setupPositionAdjustPattern();
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$this->setupTimingPattern();
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$this->setupTypeInfo($test, $maskPattern);
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if ($this->typeNumber >= 7) {
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$this->setupTypeNumber($test);
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}
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$dataArray = $this->qrDataList;
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$data = QRCode::createData($this->typeNumber, $this->errorCorrectLevel, $dataArray);
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$this->mapData($data, $maskPattern);
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}
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function mapData(&$data, $maskPattern) {
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$inc = -1;
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$row = $this->moduleCount - 1;
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$bitIndex = 7;
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$byteIndex = 0;
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for ($col = $this->moduleCount - 1; $col > 0; $col -= 2) {
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if ($col == 6) $col--;
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while (true) {
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for ($c = 0; $c < 2; $c++) {
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if ($this->modules[$row][$col - $c] === null) {
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$dark = false;
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if ($byteIndex < count($data) ) {
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$dark = ( ( ($data[$byteIndex] >> $bitIndex) & 1) == 1);
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}
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if (QRUtil::getMask($maskPattern, $row, $col - $c)) {
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$dark = !$dark;
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}
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$this->modules[$row][$col - $c] = $dark;
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$bitIndex--;
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if ($bitIndex == -1) {
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$byteIndex++;
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$bitIndex = 7;
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}
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}
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}
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$row += $inc;
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if ($row < 0 || $this->moduleCount <= $row) {
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$row -= $inc;
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$inc = -$inc;
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break;
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}
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}
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}
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}
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function setupPositionAdjustPattern() {
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$pos = QRUtil::getPatternPosition($this->typeNumber);
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for ($i = 0; $i < count($pos); $i++) {
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for ($j = 0; $j < count($pos); $j++) {
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$row = $pos[$i];
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$col = $pos[$j];
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if ($this->modules[$row][$col] !== null) {
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continue;
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}
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for ($r = -2; $r <= 2; $r++) {
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for ($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 && $c == 0);
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}
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}
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}
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}
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}
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function setupPositionProbePattern($row, $col) {
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for ($r = -1; $r <= 7; $r++) {
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for ($c = -1; $c <= 7; $c++) {
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if ($row + $r <= -1 || $this->moduleCount <= $row + $r
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|| $col + $c <= -1 || $this->moduleCount <= $col + $c) {
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continue;
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}
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$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 && $c <= 4);
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}
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}
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}
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function setupTimingPattern() {
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for ($i = 8; $i < $this->moduleCount - 8; $i++) {
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if ($this->modules[$i][6] !== null || $this->modules[6][$i] !== null) {
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continue;
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}
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$this->modules[$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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function setupTypeNumber($test) {
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$bits = QRUtil::getBCHTypeNumber($this->typeNumber);
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for ($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)] = $mod;
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}
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}
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function setupTypeInfo($test, $maskPattern) {
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$data = ($this->errorCorrectLevel << 3) | $maskPattern;
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$bits = QRUtil::getBCHTypeInfo($data);
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for ($i = 0; $i < 15; $i++) {
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$mod = (!$test && ( ($bits >> $i) & 1) == 1);
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if ($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] = $mod;
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} else {
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$this->modules[$this->moduleCount - 15 + $i][8] = $mod;
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}
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if ($i < 8) {
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$this->modules[8][$this->moduleCount - $i - 1] = $mod;
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} else if ($i < 9) {
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$this->modules[8][15 - $i - 1 + 1] = $mod;
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} else {
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$this->modules[8][15 - $i - 1] = $mod;
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}
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}
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$this->modules[$this->moduleCount - 8][8] = !$test;
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}
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function createData($typeNumber, $errorCorrectLevel, $dataArray) {
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$rsBlocks = QRRSBlock::getRSBlocks($typeNumber, $errorCorrectLevel);
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$buffer = new QRBitBuffer();
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for ($i = 0; $i < count($dataArray); $i++) {
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/** @var \QRData $data */
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$data = $dataArray[$i];
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$buffer->put($data->getMode(), 4);
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$buffer->put($data->getLength(), $data->getLengthInBits($typeNumber) );
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$data->write($buffer);
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}
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$totalDataCount = 0;
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for ($i = 0; $i < count($rsBlocks); $i++) {
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$totalDataCount += $rsBlocks[$i]->getDataCount();
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}
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if ($buffer->getLengthInBits() > $totalDataCount * 8) {
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trigger_error("code length overflow. ("
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. $buffer->getLengthInBits()
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. ">"
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. $totalDataCount * 8
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. ")", E_USER_ERROR);
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}
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// end code.
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if ($buffer->getLengthInBits() + 4 <= $totalDataCount * 8) {
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$buffer->put(0, 4);
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}
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// padding
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while ($buffer->getLengthInBits() % 8 != 0) {
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$buffer->putBit(false);
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}
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// padding
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while (true) {
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if ($buffer->getLengthInBits() >= $totalDataCount * 8) {
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break;
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}
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$buffer->put(QR_PAD0, 8);
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if ($buffer->getLengthInBits() >= $totalDataCount * 8) {
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break;
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}
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$buffer->put(QR_PAD1, 8);
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}
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return QRCode::createBytes($buffer, $rsBlocks);
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}
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/**
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* @param \QRBitBuffer $buffer
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* @param \QRRSBlock[] $rsBlocks
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*
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* @return array
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*/
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function createBytes(&$buffer, &$rsBlocks) {
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$offset = 0;
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$maxDcCount = 0;
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$maxEcCount = 0;
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$dcdata = QRCode::createNullArray(count($rsBlocks) );
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$ecdata = QRCode::createNullArray(count($rsBlocks) );
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$rsBlockCount = count($rsBlocks);
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for ($r = 0; $r < $rsBlockCount; $r++) {
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$dcCount = $rsBlocks[$r]->getDataCount();
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$ecCount = $rsBlocks[$r]->getTotalCount() - $dcCount;
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$maxDcCount = max($maxDcCount, $dcCount);
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$maxEcCount = max($maxEcCount, $ecCount);
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$dcdata[$r] = QRCode::createNullArray($dcCount);
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$dcDataCount = count($dcdata[$r]);
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for ($i = 0; $i < $dcDataCount; $i++) {
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$bdata = $buffer->getBuffer();
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$dcdata[$r][$i] = 0xff & $bdata[$i + $offset];
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}
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$offset += $dcCount;
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$rsPoly = QRUtil::getErrorCorrectPolynomial($ecCount);
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$rawPoly = new QRPolynomial($dcdata[$r], $rsPoly->getLength() - 1);
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$modPoly = $rawPoly->mod($rsPoly);
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$ecdata[$r] = QRCode::createNullArray($rsPoly->getLength() - 1);
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$ecDataCount = count($ecdata[$r]);
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for ($i = 0; $i < $ecDataCount; $i++) {
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$modIndex = $i + $modPoly->getLength() - count($ecdata[$r]);
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$ecdata[$r][$i] = ($modIndex >= 0)? $modPoly->get($modIndex) : 0;
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}
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}
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$totalCodeCount = 0;
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for ($i = 0; $i < $rsBlockCount; $i++) {
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$totalCodeCount += $rsBlocks[$i]->getTotalCount();
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}
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$data = QRCode::createNullArray($totalCodeCount);
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$index = 0;
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for ($i = 0; $i < $maxDcCount; $i++) {
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for ($r = 0; $r < $rsBlockCount; $r++) {
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if ($i < count($dcdata[$r]) ) {
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$data[$index++] = $dcdata[$r][$i];
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}
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}
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}
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for ($i = 0; $i < $maxEcCount; $i++) {
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for ($r = 0; $r < $rsBlockCount; $r++) {
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if ($i < count($ecdata[$r]) ) {
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$data[$index++] = $ecdata[$r][$i];
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}
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}
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}
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return $data;
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}
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static function getMinimumQRCode($data, $errorCorrectLevel) {
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$mode = QRUtil::getMode($data);
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$qr = new QRCode();
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$qr->setErrorCorrectLevel($errorCorrectLevel);
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$qr->addData($data, $mode);
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$qrData = $qr->getData(0);
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$length = $qrData->getLength();
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for ($typeNumber = 1; $typeNumber <= 40; $typeNumber++) {
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if ($length <= QRUtil::getMaxLength($typeNumber, $mode, $errorCorrectLevel) ) {
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$qr->setTypeNumber($typeNumber);
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break;
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}
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}
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$qr->make();
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return $qr;
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}
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// added $fg (foreground), $bg (background), and $bgtrans (use transparent bg) parameters
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// also added some simple error checking on parameters
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// updated 2015.07.27 ~ DoktorJ
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function createImage($size = 2, $margin = 2, $fg = 0x000000, $bg = 0xFFFFFF, $bgtrans = false) {
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// size/margin EC
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if (!is_numeric($size)) $size = 2;
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if (!is_numeric($margin)) $margin = 2;
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if ($size < 1) $size = 1;
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if ($margin < 0) $margin = 0;
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$image_size = $this->getModuleCount() * $size + $margin * 2;
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$image = imagecreatetruecolor($image_size, $image_size);
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// fg/bg EC
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if ($fg < 0 || $fg > 0xFFFFFF) $fg = 0x0;
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if ($bg < 0 || $bg > 0xFFFFFF) $bg = 0xFFFFFF;
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// convert hexadecimal RGB to arrays for imagecolorallocate
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$fgrgb = $this->hex2rgb($fg);
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$bgrgb = $this->hex2rgb($bg);
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// replace $black and $white with $fgc and $bgc
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$fgc = imagecolorallocate($image, $fgrgb['r'], $fgrgb['g'], $fgrgb['b']);
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$bgc = imagecolorallocate($image, $bgrgb['r'], $bgrgb['g'], $bgrgb['b']);
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if ($bgtrans) imagecolortransparent($image, $bgc);
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// update $white to $bgc
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imagefilledrectangle($image, 0, 0, $image_size, $image_size, $bgc);
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for ($r = 0; $r < $this->getModuleCount(); $r++) {
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for ($c = 0; $c < $this->getModuleCount(); $c++) {
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if ($this->isDark($r, $c) ) {
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// update $black to $fgc
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imagefilledrectangle($image,
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$margin + $c * $size,
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$margin + $r * $size,
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$margin + ($c + 1) * $size - 1,
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$margin + ($r + 1) * $size - 1,
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$fgc);
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}
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}
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}
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return $image;
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}
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function printHTML($size = "2px") {
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$style = "border-style:none;border-collapse:collapse;margin:0px;padding:0px;";
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print("<table style='$style'>");
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for ($r = 0; $r < $this->getModuleCount(); $r++) {
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print("<tr style='$style'>");
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for ($c = 0; $c < $this->getModuleCount(); $c++) {
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$color = $this->isDark($r, $c)? "#000000" : "#ffffff";
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print("<td style='$style;width:$size;height:$size;background-color:$color'></td>");
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}
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print("</tr>");
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}
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print("</table>");
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}
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public function printSVG($size = 2)
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{
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$width = $this->getModuleCount() * $size;
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$height = $width;
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print('<svg width="' . $width . '" height="' . $height . '" viewBox="0 0 ' . $width . ' ' . $height . '" xmlns="http://www.w3.org/2000/svg">');
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for ($r = 0; $r < $this->getModuleCount(); $r++) {
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for ($c = 0; $c < $this->getModuleCount(); $c++) {
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$color = $this->isDark($r, $c) ? "#000000" : "#ffffff";
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|
print('<rect x="' . ($c * $size) . '" y="' . ($r * $size) . '" width="' . $size . '" height="' . $size . '" fill="' . $color . '"/>');
|
|
}
|
|
}
|
|
|
|
print("</svg>");
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------
|
|
// QRUtil
|
|
//---------------------------------------------------------------
|
|
|
|
define("QR_G15", (1 << 10) | (1 << 8) | (1 << 5)
|
|
| (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0) );
|
|
|
|
define("QR_G18", (1 << 12) | (1 << 11) | (1 << 10)
|
|
| (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0) );
|
|
|
|
define("QR_G15_MASK", (1 << 14) | (1 << 12) | (1 << 10)
|
|
| (1 << 4) | (1 << 1) );
|
|
|
|
class QRUtil {
|
|
|
|
static $QR_MAX_LENGTH = array(
|
|
array( array(41, 25, 17, 10), array(34, 20, 14, 8), array(27, 16, 11, 7), array(17, 10, 7, 4) ),
|
|
array( array(77, 47, 32, 20), array(63, 38, 26, 16), array(48, 29, 20, 12), array(34, 20, 14, 8) ),
|
|
array( array(127, 77, 53, 32), array(101, 61, 42, 26), array(77, 47, 32, 20), array(58, 35, 24, 15) ),
|
|
array( array(187, 114, 78, 48), array(149, 90, 62, 38), array(111, 67, 46, 28), array(82, 50, 34, 21) ),
|
|
array( array(255, 154, 106, 65), array(202, 122, 84, 52), array(144, 87, 60, 37), array(106, 64, 44, 27) ),
|
|
array( array(322, 195, 134, 82), array(255, 154, 106, 65), array(178, 108, 74, 45), array(139, 84, 58, 36) ),
|
|
array( array(370, 224, 154, 95), array(293, 178, 122, 75), array(207, 125, 86, 53), array(154, 93, 64, 39) ),
|
|
array( array(461, 279, 192, 118), array(365, 221, 152, 93), array(259, 157, 108, 66), array(202, 122, 84, 52) ),
|
|
array( array(552, 335, 230, 141), array(432, 262, 180, 111), array(312, 189, 130, 80), array(235, 143, 98, 60) ),
|
|
array( array(652, 395, 271, 167), array(513, 311, 213, 131), array(364, 221, 151, 93), array(288, 174, 119, 74) )
|
|
);
|
|
|
|
static $QR_PATTERN_POSITION_TABLE = array(
|
|
array(),
|
|
array(6, 18),
|
|
array(6, 22),
|
|
array(6, 26),
|
|
array(6, 30),
|
|
array(6, 34),
|
|
array(6, 22, 38),
|
|
array(6, 24, 42),
|
|
array(6, 26, 46),
|
|
array(6, 28, 50),
|
|
array(6, 30, 54),
|
|
array(6, 32, 58),
|
|
array(6, 34, 62),
|
|
array(6, 26, 46, 66),
|
|
array(6, 26, 48, 70),
|
|
array(6, 26, 50, 74),
|
|
array(6, 30, 54, 78),
|
|
array(6, 30, 56, 82),
|
|
array(6, 30, 58, 86),
|
|
array(6, 34, 62, 90),
|
|
array(6, 28, 50, 72, 94),
|
|
array(6, 26, 50, 74, 98),
|
|
array(6, 30, 54, 78, 102),
|
|
array(6, 28, 54, 80, 106),
|
|
array(6, 32, 58, 84, 110),
|
|
array(6, 30, 58, 86, 114),
|
|
array(6, 34, 62, 90, 118),
|
|
array(6, 26, 50, 74, 98, 122),
|
|
array(6, 30, 54, 78, 102, 126),
|
|
array(6, 26, 52, 78, 104, 130),
|
|
array(6, 30, 56, 82, 108, 134),
|
|
array(6, 34, 60, 86, 112, 138),
|
|
array(6, 30, 58, 86, 114, 142),
|
|
array(6, 34, 62, 90, 118, 146),
|
|
array(6, 30, 54, 78, 102, 126, 150),
|
|
array(6, 24, 50, 76, 102, 128, 154),
|
|
array(6, 28, 54, 80, 106, 132, 158),
|
|
array(6, 32, 58, 84, 110, 136, 162),
|
|
array(6, 26, 54, 82, 110, 138, 166),
|
|
array(6, 30, 58, 86, 114, 142, 170)
|
|
);
|
|
|
|
static function getPatternPosition($typeNumber) {
|
|
return self::$QR_PATTERN_POSITION_TABLE[$typeNumber - 1];
|
|
}
|
|
|
|
static function getMaxLength($typeNumber, $mode, $errorCorrectLevel) {
|
|
|
|
$t = $typeNumber - 1;
|
|
$e = 0;
|
|
$m = 0;
|
|
|
|
switch($errorCorrectLevel) {
|
|
case QR_ERROR_CORRECT_LEVEL_L : $e = 0; break;
|
|
case QR_ERROR_CORRECT_LEVEL_M : $e = 1; break;
|
|
case QR_ERROR_CORRECT_LEVEL_Q : $e = 2; break;
|
|
case QR_ERROR_CORRECT_LEVEL_H : $e = 3; break;
|
|
default :
|
|
trigger_error("e:$errorCorrectLevel", E_USER_ERROR);
|
|
}
|
|
|
|
switch($mode) {
|
|
case QR_MODE_NUMBER : $m = 0; break;
|
|
case QR_MODE_ALPHA_NUM : $m = 1; break;
|
|
case QR_MODE_8BIT_BYTE : $m = 2; break;
|
|
case QR_MODE_KANJI : $m = 3; break;
|
|
default :
|
|
trigger_error("m:$mode", E_USER_ERROR);
|
|
}
|
|
|
|
return self::$QR_MAX_LENGTH[$t][$e][$m];
|
|
}
|
|
|
|
static function getErrorCorrectPolynomial($errorCorrectLength) {
|
|
|
|
$a = new QRPolynomial(array(1) );
|
|
|
|
for ($i = 0; $i < $errorCorrectLength; $i++) {
|
|
$a = $a->multiply(new QRPolynomial(array(1, QRMath::gexp($i) ) ) );
|
|
}
|
|
|
|
return $a;
|
|
}
|
|
|
|
static function getMask($maskPattern, $i, $j) {
|
|
|
|
switch ($maskPattern) {
|
|
|
|
case QR_MASK_PATTERN000 : return ($i + $j) % 2 == 0;
|
|
case QR_MASK_PATTERN001 : return $i % 2 == 0;
|
|
case QR_MASK_PATTERN010 : return $j % 3 == 0;
|
|
case QR_MASK_PATTERN011 : return ($i + $j) % 3 == 0;
|
|
case QR_MASK_PATTERN100 : return (floor($i / 2) + floor($j / 3) ) % 2 == 0;
|
|
case QR_MASK_PATTERN101 : return ($i * $j) % 2 + ($i * $j) % 3 == 0;
|
|
case QR_MASK_PATTERN110 : return ( ($i * $j) % 2 + ($i * $j) % 3) % 2 == 0;
|
|
case QR_MASK_PATTERN111 : return ( ($i * $j) % 3 + ($i + $j) % 2) % 2 == 0;
|
|
|
|
default :
|
|
trigger_error("mask:$maskPattern", E_USER_ERROR);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param \QRCode $qrCode
|
|
*
|
|
* @return float|int
|
|
*/
|
|
static function getLostPoint($qrCode) {
|
|
|
|
$moduleCount = $qrCode->getModuleCount();
|
|
|
|
$lostPoint = 0;
|
|
|
|
|
|
// LEVEL1
|
|
|
|
for ($row = 0; $row < $moduleCount; $row++) {
|
|
|
|
for ($col = 0; $col < $moduleCount; $col++) {
|
|
|
|
$sameCount = 0;
|
|
$dark = $qrCode->isDark($row, $col);
|
|
|
|
for ($r = -1; $r <= 1; $r++) {
|
|
|
|
if ($row + $r < 0 || $moduleCount <= $row + $r) {
|
|
continue;
|
|
}
|
|
|
|
for ($c = -1; $c <= 1; $c++) {
|
|
|
|
if (($col + $c < 0 || $moduleCount <= $col + $c) || ($r == 0 && $c == 0)) {
|
|
continue;
|
|
}
|
|
|
|
if ($dark == $qrCode->isDark($row + $r, $col + $c) ) {
|
|
$sameCount++;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($sameCount > 5) {
|
|
$lostPoint += (3 + $sameCount - 5);
|
|
}
|
|
}
|
|
}
|
|
|
|
// LEVEL2
|
|
|
|
for ($row = 0; $row < $moduleCount - 1; $row++) {
|
|
for ($col = 0; $col < $moduleCount - 1; $col++) {
|
|
$count = 0;
|
|
if ($qrCode->isDark($row, $col ) ) $count++;
|
|
if ($qrCode->isDark($row + 1, $col ) ) $count++;
|
|
if ($qrCode->isDark($row, $col + 1) ) $count++;
|
|
if ($qrCode->isDark($row + 1, $col + 1) ) $count++;
|
|
if ($count == 0 || $count == 4) {
|
|
$lostPoint += 3;
|
|
}
|
|
}
|
|
}
|
|
|
|
// LEVEL3
|
|
|
|
for ($row = 0; $row < $moduleCount; $row++) {
|
|
for ($col = 0; $col < $moduleCount - 6; $col++) {
|
|
if ($qrCode->isDark($row, $col)
|
|
&& !$qrCode->isDark($row, $col + 1)
|
|
&& $qrCode->isDark($row, $col + 2)
|
|
&& $qrCode->isDark($row, $col + 3)
|
|
&& $qrCode->isDark($row, $col + 4)
|
|
&& !$qrCode->isDark($row, $col + 5)
|
|
&& $qrCode->isDark($row, $col + 6) ) {
|
|
$lostPoint += 40;
|
|
}
|
|
}
|
|
}
|
|
|
|
for ($col = 0; $col < $moduleCount; $col++) {
|
|
for ($row = 0; $row < $moduleCount - 6; $row++) {
|
|
if ($qrCode->isDark($row, $col)
|
|
&& !$qrCode->isDark($row + 1, $col)
|
|
&& $qrCode->isDark($row + 2, $col)
|
|
&& $qrCode->isDark($row + 3, $col)
|
|
&& $qrCode->isDark($row + 4, $col)
|
|
&& !$qrCode->isDark($row + 5, $col)
|
|
&& $qrCode->isDark($row + 6, $col) ) {
|
|
$lostPoint += 40;
|
|
}
|
|
}
|
|
}
|
|
|
|
// LEVEL4
|
|
|
|
$darkCount = 0;
|
|
|
|
for ($col = 0; $col < $moduleCount; $col++) {
|
|
for ($row = 0; $row < $moduleCount; $row++) {
|
|
if ($qrCode->isDark($row, $col) ) {
|
|
$darkCount++;
|
|
}
|
|
}
|
|
}
|
|
|
|
$ratio = abs(100 * $darkCount / $moduleCount / $moduleCount - 50) / 5;
|
|
$lostPoint += $ratio * 10;
|
|
|
|
return $lostPoint;
|
|
}
|
|
|
|
static function getMode($s) {
|
|
if (QRUtil::isAlphaNum($s) ) {
|
|
if (QRUtil::isNumber($s) ) {
|
|
return QR_MODE_NUMBER;
|
|
}
|
|
return QR_MODE_ALPHA_NUM;
|
|
} else if (QRUtil::isKanji($s) ) {
|
|
return QR_MODE_KANJI;
|
|
} else {
|
|
return QR_MODE_8BIT_BYTE;
|
|
}
|
|
}
|
|
|
|
static function isNumber($s) {
|
|
for ($i = 0; $i < strlen($s); $i++) {
|
|
$c = ord($s[$i]);
|
|
if (!(QRUtil::toCharCode('0') <= $c && $c <= QRUtil::toCharCode('9') ) ) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static function isAlphaNum($s) {
|
|
for ($i = 0; $i < strlen($s); $i++) {
|
|
$c = ord($s[$i]);
|
|
if (!(QRUtil::toCharCode('0') <= $c && $c <= QRUtil::toCharCode('9') )
|
|
&& !(QRUtil::toCharCode('A') <= $c && $c <= QRUtil::toCharCode('Z') )
|
|
&& strpos(" $%*+-./:", $s[$i]) === false) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static function isKanji($s) {
|
|
|
|
$data = $s;
|
|
|
|
$i = 0;
|
|
|
|
while ($i + 1 < strlen($data) ) {
|
|
|
|
$c = ( (0xff & ord($data[$i]) ) << 8) | (0xff & ord($data[$i + 1]) );
|
|
|
|
if (!(0x8140 <= $c && $c <= 0x9FFC) && !(0xE040 <= $c && $c <= 0xEBBF) ) {
|
|
return false;
|
|
}
|
|
|
|
$i += 2;
|
|
}
|
|
|
|
if ($i < strlen($data) ) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static function toCharCode($s) {
|
|
return ord($s[0]);
|
|
}
|
|
|
|
static function getBCHTypeInfo($data) {
|
|
$d = $data << 10;
|
|
while (QRUtil::getBCHDigit($d) - QRUtil::getBCHDigit(QR_G15) >= 0) {
|
|
$d ^= (QR_G15 << (QRUtil::getBCHDigit($d) - QRUtil::getBCHDigit(QR_G15) ) );
|
|
}
|
|
return ( ($data << 10) | $d) ^ QR_G15_MASK;
|
|
}
|
|
|
|
static function getBCHTypeNumber($data) {
|
|
$d = $data << 12;
|
|
while (QRUtil::getBCHDigit($d) - QRUtil::getBCHDigit(QR_G18) >= 0) {
|
|
$d ^= (QR_G18 << (QRUtil::getBCHDigit($d) - QRUtil::getBCHDigit(QR_G18) ) );
|
|
}
|
|
return ($data << 12) | $d;
|
|
}
|
|
|
|
static function getBCHDigit($data) {
|
|
|
|
$digit = 0;
|
|
|
|
while ($data != 0) {
|
|
$digit++;
|
|
$data >>= 1;
|
|
}
|
|
|
|
return $digit;
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------
|
|
// QRRSBlock
|
|
//---------------------------------------------------------------
|
|
|
|
class QRRSBlock {
|
|
|
|
var $totalCount;
|
|
var $dataCount;
|
|
|
|
static $QR_RS_BLOCK_TABLE = array(
|
|
|
|
// L
|
|
// M
|
|
// Q
|
|
// H
|
|
|
|
// 1
|
|
array(1, 26, 19),
|
|
array(1, 26, 16),
|
|
array(1, 26, 13),
|
|
array(1, 26, 9),
|
|
|
|
// 2
|
|
array(1, 44, 34),
|
|
array(1, 44, 28),
|
|
array(1, 44, 22),
|
|
array(1, 44, 16),
|
|
|
|
// 3
|
|
array(1, 70, 55),
|
|
array(1, 70, 44),
|
|
array(2, 35, 17),
|
|
array(2, 35, 13),
|
|
|
|
// 4
|
|
array(1, 100, 80),
|
|
array(2, 50, 32),
|
|
array(2, 50, 24),
|
|
array(4, 25, 9),
|
|
|
|
// 5
|
|
array(1, 134, 108),
|
|
array(2, 67, 43),
|
|
array(2, 33, 15, 2, 34, 16),
|
|
array(2, 33, 11, 2, 34, 12),
|
|
|
|
// 6
|
|
array(2, 86, 68),
|
|
array(4, 43, 27),
|
|
array(4, 43, 19),
|
|
array(4, 43, 15),
|
|
|
|
// 7
|
|
array(2, 98, 78),
|
|
array(4, 49, 31),
|
|
array(2, 32, 14, 4, 33, 15),
|
|
array(4, 39, 13, 1, 40, 14),
|
|
|
|
// 8
|
|
array(2, 121, 97),
|
|
array(2, 60, 38, 2, 61, 39),
|
|
array(4, 40, 18, 2, 41, 19),
|
|
array(4, 40, 14, 2, 41, 15),
|
|
|
|
// 9
|
|
array(2, 146, 116),
|
|
array(3, 58, 36, 2, 59, 37),
|
|
array(4, 36, 16, 4, 37, 17),
|
|
array(4, 36, 12, 4, 37, 13),
|
|
|
|
// 10
|
|
array(2, 86, 68, 2, 87, 69),
|
|
array(4, 69, 43, 1, 70, 44),
|
|
array(6, 43, 19, 2, 44, 20),
|
|
array(6, 43, 15, 2, 44, 16),
|
|
|
|
// 11
|
|
array(4, 101, 81),
|
|
array(1, 80, 50, 4, 81, 51),
|
|
array(4, 50, 22, 4, 51, 23),
|
|
array(3, 36, 12, 8, 37, 13),
|
|
|
|
// 12
|
|
array(2, 116, 92, 2, 117, 93),
|
|
array(6, 58, 36, 2, 59, 37),
|
|
array(4, 46, 20, 6, 47, 21),
|
|
array(7, 42, 14, 4, 43, 15),
|
|
|
|
// 13
|
|
array(4, 133, 107),
|
|
array(8, 59, 37, 1, 60, 38),
|
|
array(8, 44, 20, 4, 45, 21),
|
|
array(12, 33, 11, 4, 34, 12),
|
|
|
|
// 14
|
|
array(3, 145, 115, 1, 146, 116),
|
|
array(4, 64, 40, 5, 65, 41),
|
|
array(11, 36, 16, 5, 37, 17),
|
|
array(11, 36, 12, 5, 37, 13),
|
|
|
|
// 15
|
|
array(5, 109, 87, 1, 110, 88),
|
|
array(5, 65, 41, 5, 66, 42),
|
|
array(5, 54, 24, 7, 55, 25),
|
|
array(11, 36, 12, 7, 37, 13),
|
|
|
|
// 16
|
|
array(5, 122, 98, 1, 123, 99),
|
|
array(7, 73, 45, 3, 74, 46),
|
|
array(15, 43, 19, 2, 44, 20),
|
|
array(3, 45, 15, 13, 46, 16),
|
|
|
|
// 17
|
|
array(1, 135, 107, 5, 136, 108),
|
|
array(10, 74, 46, 1, 75, 47),
|
|
array(1, 50, 22, 15, 51, 23),
|
|
array(2, 42, 14, 17, 43, 15),
|
|
|
|
// 18
|
|
array(5, 150, 120, 1, 151, 121),
|
|
array(9, 69, 43, 4, 70, 44),
|
|
array(17, 50, 22, 1, 51, 23),
|
|
array(2, 42, 14, 19, 43, 15),
|
|
|
|
// 19
|
|
array(3, 141, 113, 4, 142, 114),
|
|
array(3, 70, 44, 11, 71, 45),
|
|
array(17, 47, 21, 4, 48, 22),
|
|
array(9, 39, 13, 16, 40, 14),
|
|
|
|
// 20
|
|
array(3, 135, 107, 5, 136, 108),
|
|
array(3, 67, 41, 13, 68, 42),
|
|
array(15, 54, 24, 5, 55, 25),
|
|
array(15, 43, 15, 10, 44, 16),
|
|
|
|
// 21
|
|
array(4, 144, 116, 4, 145, 117),
|
|
array(17, 68, 42),
|
|
array(17, 50, 22, 6, 51, 23),
|
|
array(19, 46, 16, 6, 47, 17),
|
|
|
|
// 22
|
|
array(2, 139, 111, 7, 140, 112),
|
|
array(17, 74, 46),
|
|
array(7, 54, 24, 16, 55, 25),
|
|
array(34, 37, 13),
|
|
|
|
// 23
|
|
array(4, 151, 121, 5, 152, 122),
|
|
array(4, 75, 47, 14, 76, 48),
|
|
array(11, 54, 24, 14, 55, 25),
|
|
array(16, 45, 15, 14, 46, 16),
|
|
|
|
// 24
|
|
array(6, 147, 117, 4, 148, 118),
|
|
array(6, 73, 45, 14, 74, 46),
|
|
array(11, 54, 24, 16, 55, 25),
|
|
array(30, 46, 16, 2, 47, 17),
|
|
|
|
// 25
|
|
array(8, 132, 106, 4, 133, 107),
|
|
array(8, 75, 47, 13, 76, 48),
|
|
array(7, 54, 24, 22, 55, 25),
|
|
array(22, 45, 15, 13, 46, 16),
|
|
|
|
// 26
|
|
array(10, 142, 114, 2, 143, 115),
|
|
array(19, 74, 46, 4, 75, 47),
|
|
array(28, 50, 22, 6, 51, 23),
|
|
array(33, 46, 16, 4, 47, 17),
|
|
|
|
// 27
|
|
array(8, 152, 122, 4, 153, 123),
|
|
array(22, 73, 45, 3, 74, 46),
|
|
array(8, 53, 23, 26, 54, 24),
|
|
array(12, 45, 15, 28, 46, 16),
|
|
|
|
// 28
|
|
array(3, 147, 117, 10, 148, 118),
|
|
array(3, 73, 45, 23, 74, 46),
|
|
array(4, 54, 24, 31, 55, 25),
|
|
array(11, 45, 15, 31, 46, 16),
|
|
|
|
// 29
|
|
array(7, 146, 116, 7, 147, 117),
|
|
array(21, 73, 45, 7, 74, 46),
|
|
array(1, 53, 23, 37, 54, 24),
|
|
array(19, 45, 15, 26, 46, 16),
|
|
|
|
// 30
|
|
array(5, 145, 115, 10, 146, 116),
|
|
array(19, 75, 47, 10, 76, 48),
|
|
array(15, 54, 24, 25, 55, 25),
|
|
array(23, 45, 15, 25, 46, 16),
|
|
|
|
// 31
|
|
array(13, 145, 115, 3, 146, 116),
|
|
array(2, 74, 46, 29, 75, 47),
|
|
array(42, 54, 24, 1, 55, 25),
|
|
array(23, 45, 15, 28, 46, 16),
|
|
|
|
// 32
|
|
array(17, 145, 115),
|
|
array(10, 74, 46, 23, 75, 47),
|
|
array(10, 54, 24, 35, 55, 25),
|
|
array(19, 45, 15, 35, 46, 16),
|
|
|
|
// 33
|
|
array(17, 145, 115, 1, 146, 116),
|
|
array(14, 74, 46, 21, 75, 47),
|
|
array(29, 54, 24, 19, 55, 25),
|
|
array(11, 45, 15, 46, 46, 16),
|
|
|
|
// 34
|
|
array(13, 145, 115, 6, 146, 116),
|
|
array(14, 74, 46, 23, 75, 47),
|
|
array(44, 54, 24, 7, 55, 25),
|
|
array(59, 46, 16, 1, 47, 17),
|
|
|
|
// 35
|
|
array(12, 151, 121, 7, 152, 122),
|
|
array(12, 75, 47, 26, 76, 48),
|
|
array(39, 54, 24, 14, 55, 25),
|
|
array(22, 45, 15, 41, 46, 16),
|
|
|
|
// 36
|
|
array(6, 151, 121, 14, 152, 122),
|
|
array(6, 75, 47, 34, 76, 48),
|
|
array(46, 54, 24, 10, 55, 25),
|
|
array(2, 45, 15, 64, 46, 16),
|
|
|
|
// 37
|
|
array(17, 152, 122, 4, 153, 123),
|
|
array(29, 74, 46, 14, 75, 47),
|
|
array(49, 54, 24, 10, 55, 25),
|
|
array(24, 45, 15, 46, 46, 16),
|
|
|
|
// 38
|
|
array(4, 152, 122, 18, 153, 123),
|
|
array(13, 74, 46, 32, 75, 47),
|
|
array(48, 54, 24, 14, 55, 25),
|
|
array(42, 45, 15, 32, 46, 16),
|
|
|
|
// 39
|
|
array(20, 147, 117, 4, 148, 118),
|
|
array(40, 75, 47, 7, 76, 48),
|
|
array(43, 54, 24, 22, 55, 25),
|
|
array(10, 45, 15, 67, 46, 16),
|
|
|
|
// 40
|
|
array(19, 148, 118, 6, 149, 119),
|
|
array(18, 75, 47, 31, 76, 48),
|
|
array(34, 54, 24, 34, 55, 25),
|
|
array(20, 45, 15, 61, 46, 16)
|
|
|
|
);
|
|
|
|
function __construct($totalCount, $dataCount) {
|
|
$this->totalCount = $totalCount;
|
|
$this->dataCount = $dataCount;
|
|
}
|
|
|
|
function getDataCount() {
|
|
return $this->dataCount;
|
|
}
|
|
|
|
function getTotalCount() {
|
|
return $this->totalCount;
|
|
}
|
|
|
|
static function getRSBlocks($typeNumber, $errorCorrectLevel) {
|
|
|
|
$rsBlock = QRRSBlock::getRsBlockTable($typeNumber, $errorCorrectLevel);
|
|
$length = count($rsBlock) / 3;
|
|
|
|
$list = array();
|
|
|
|
for ($i = 0; $i < $length; $i++) {
|
|
|
|
$count = $rsBlock[$i * 3 + 0];
|
|
$totalCount = $rsBlock[$i * 3 + 1];
|
|
$dataCount = $rsBlock[$i * 3 + 2];
|
|
|
|
for ($j = 0; $j < $count; $j++) {
|
|
$list[] = new QRRSBlock($totalCount, $dataCount);
|
|
}
|
|
}
|
|
|
|
return $list;
|
|
}
|
|
|
|
static function getRsBlockTable($typeNumber, $errorCorrectLevel) {
|
|
|
|
switch($errorCorrectLevel) {
|
|
case QR_ERROR_CORRECT_LEVEL_L :
|
|
return self::$QR_RS_BLOCK_TABLE[($typeNumber - 1) * 4 + 0];
|
|
case QR_ERROR_CORRECT_LEVEL_M :
|
|
return self::$QR_RS_BLOCK_TABLE[($typeNumber - 1) * 4 + 1];
|
|
case QR_ERROR_CORRECT_LEVEL_Q :
|
|
return self::$QR_RS_BLOCK_TABLE[($typeNumber - 1) * 4 + 2];
|
|
case QR_ERROR_CORRECT_LEVEL_H :
|
|
return self::$QR_RS_BLOCK_TABLE[($typeNumber - 1) * 4 + 3];
|
|
default :
|
|
trigger_error("tn:$typeNumber/ecl:$errorCorrectLevel", E_USER_ERROR);
|
|
}
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------
|
|
// QRNumber
|
|
//---------------------------------------------------------------
|
|
|
|
class QRNumber extends QRData {
|
|
|
|
function __construct($data) {
|
|
parent::__construct(QR_MODE_NUMBER, $data);
|
|
}
|
|
|
|
function write(&$buffer) {
|
|
|
|
$data = $this->getData();
|
|
|
|
$i = 0;
|
|
|
|
while ($i + 2 < strlen($data) ) {
|
|
$num = QRNumber::parseInt(substr($data, $i, 3) );
|
|
$buffer->put($num, 10);
|
|
$i += 3;
|
|
}
|
|
|
|
if ($i < strlen($data) ) {
|
|
|
|
if (strlen($data) - $i == 1) {
|
|
$num = QRNumber::parseInt(substr($data, $i, $i + 1) );
|
|
$buffer->put($num, 4);
|
|
} else if (strlen($data) - $i == 2) {
|
|
$num = QRNumber::parseInt(substr($data, $i, $i + 2) );
|
|
$buffer->put($num, 7);
|
|
}
|
|
}
|
|
}
|
|
|
|
static function parseInt($s) {
|
|
|
|
$num = 0;
|
|
for ($i = 0; $i < strlen($s); $i++) {
|
|
$num = $num * 10 + QRNumber::parseIntAt(ord($s[$i]) );
|
|
}
|
|
return $num;
|
|
}
|
|
|
|
static function parseIntAt($c) {
|
|
|
|
if (QRUtil::toCharCode('0') <= $c && $c <= QRUtil::toCharCode('9') ) {
|
|
return $c - QRUtil::toCharCode('0');
|
|
}
|
|
|
|
trigger_error("illegal char : $c", E_USER_ERROR);
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------
|
|
// QRKanji
|
|
//---------------------------------------------------------------
|
|
|
|
class QRKanji extends QRData {
|
|
|
|
function __construct($data) {
|
|
parent::__construct(QR_MODE_KANJI, $data);
|
|
}
|
|
|
|
function write(&$buffer) {
|
|
|
|
$data = $this->getData();
|
|
|
|
$i = 0;
|
|
|
|
while ($i + 1 < strlen($data) ) {
|
|
|
|
$c = ( (0xff & ord($data[$i]) ) << 8) | (0xff & ord($data[$i + 1]) );
|
|
|
|
if (0x8140 <= $c && $c <= 0x9FFC) {
|
|
$c -= 0x8140;
|
|
} else if (0xE040 <= $c && $c <= 0xEBBF) {
|
|
$c -= 0xC140;
|
|
} else {
|
|
trigger_error("illegal char at " . ($i + 1) . "/$c", E_USER_ERROR);
|
|
}
|
|
|
|
$c = ( ($c >> 8) & 0xff) * 0xC0 + ($c & 0xff);
|
|
|
|
$buffer->put($c, 13);
|
|
|
|
$i += 2;
|
|
}
|
|
|
|
if ($i < strlen($data) ) {
|
|
trigger_error("illegal char at " . ($i + 1), E_USER_ERROR);
|
|
}
|
|
}
|
|
|
|
function getLength() {
|
|
return floor(strlen($this->getData() ) / 2);
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------
|
|
// QRAlphaNum
|
|
//---------------------------------------------------------------
|
|
|
|
class QRAlphaNum extends QRData {
|
|
|
|
function __construct($data) {
|
|
parent::__construct(QR_MODE_ALPHA_NUM, $data);
|
|
}
|
|
|
|
function write(&$buffer) {
|
|
|
|
$i = 0;
|
|
$c = $this->getData();
|
|
|
|
while ($i + 1 < strlen($c) ) {
|
|
$buffer->put(QRAlphaNum::getCode(ord($c[$i]) ) * 45
|
|
+ QRAlphaNum::getCode(ord($c[$i + 1]) ), 11);
|
|
$i += 2;
|
|
}
|
|
|
|
if ($i < strlen($c) ) {
|
|
$buffer->put(QRAlphaNum::getCode(ord($c[$i])), 6);
|
|
}
|
|
}
|
|
|
|
static function getCode($c) {
|
|
|
|
if (QRUtil::toCharCode('0') <= $c
|
|
&& $c <= QRUtil::toCharCode('9') ) {
|
|
return $c - QRUtil::toCharCode('0');
|
|
} else if (QRUtil::toCharCode('A') <= $c
|
|
&& $c <= QRUtil::toCharCode('Z') ) {
|
|
return $c - QRUtil::toCharCode('A') + 10;
|
|
} else {
|
|
switch ($c) {
|
|
case QRUtil::toCharCode(' ') : return 36;
|
|
case QRUtil::toCharCode('$') : return 37;
|
|
case QRUtil::toCharCode('%') : return 38;
|
|
case QRUtil::toCharCode('*') : return 39;
|
|
case QRUtil::toCharCode('+') : return 40;
|
|
case QRUtil::toCharCode('-') : return 41;
|
|
case QRUtil::toCharCode('.') : return 42;
|
|
case QRUtil::toCharCode('/') : return 43;
|
|
case QRUtil::toCharCode(':') : return 44;
|
|
default :
|
|
trigger_error("illegal char : $c", E_USER_ERROR);
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------
|
|
// QR8BitByte
|
|
//---------------------------------------------------------------
|
|
|
|
class QR8BitByte extends QRData {
|
|
|
|
function __construct($data) {
|
|
parent::__construct(QR_MODE_8BIT_BYTE, $data);
|
|
}
|
|
|
|
function write(&$buffer) {
|
|
|
|
$data = $this->getData();
|
|
for ($i = 0; $i < strlen($data); $i++) {
|
|
$buffer->put(ord($data[$i]), 8);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
//---------------------------------------------------------------
|
|
// QRData
|
|
//---------------------------------------------------------------
|
|
|
|
abstract class QRData {
|
|
|
|
var $mode;
|
|
|
|
var $data;
|
|
|
|
function __construct($mode, $data) {
|
|
$this->mode = $mode;
|
|
$this->data = $data;
|
|
}
|
|
|
|
function getMode() {
|
|
return $this->mode;
|
|
}
|
|
|
|
function getData() {
|
|
return $this->data;
|
|
}
|
|
|
|
/**
|
|
* @return int
|
|
*/
|
|
function getLength() {
|
|
return strlen($this->getData() );
|
|
}
|
|
|
|
/**
|
|
* @param \QRBitBuffer $buffer
|
|
*/
|
|
abstract function write(&$buffer);
|
|
|
|
function getLengthInBits($type) {
|
|
|
|
if (1 <= $type && $type < 10) {
|
|
|
|
// 1 - 9
|
|
|
|
switch($this->mode) {
|
|
case QR_MODE_NUMBER : return 10;
|
|
case QR_MODE_ALPHA_NUM : return 9;
|
|
case QR_MODE_8BIT_BYTE : return 8;
|
|
case QR_MODE_KANJI : return 8;
|
|
default :
|
|
trigger_error("mode:$this->mode", E_USER_ERROR);
|
|
}
|
|
|
|
} else if ($type < 27) {
|
|
|
|
// 10 - 26
|
|
|
|
switch($this->mode) {
|
|
case QR_MODE_NUMBER : return 12;
|
|
case QR_MODE_ALPHA_NUM : return 11;
|
|
case QR_MODE_8BIT_BYTE : return 16;
|
|
case QR_MODE_KANJI : return 10;
|
|
default :
|
|
trigger_error("mode:$this->mode", E_USER_ERROR);
|
|
}
|
|
|
|
} else if ($type < 41) {
|
|
|
|
// 27 - 40
|
|
|
|
switch($this->mode) {
|
|
case QR_MODE_NUMBER : return 14;
|
|
case QR_MODE_ALPHA_NUM : return 13;
|
|
case QR_MODE_8BIT_BYTE : return 16;
|
|
case QR_MODE_KANJI : return 12;
|
|
default :
|
|
trigger_error("mode:$this->mode", E_USER_ERROR);
|
|
}
|
|
|
|
} else {
|
|
trigger_error("mode:$this->mode", E_USER_ERROR);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
//---------------------------------------------------------------
|
|
// QRMath
|
|
//---------------------------------------------------------------
|
|
|
|
class QRMath {
|
|
|
|
static $QR_MATH_EXP_TABLE = null;
|
|
static $QR_MATH_LOG_TABLE = null;
|
|
|
|
static function init() {
|
|
|
|
self::$QR_MATH_EXP_TABLE = QRMath::createNumArray(256);
|
|
|
|
for ($i = 0; $i < 8; $i++) {
|
|
self::$QR_MATH_EXP_TABLE[$i] = 1 << $i;
|
|
}
|
|
|
|
for ($i = 8; $i < 256; $i++) {
|
|
self::$QR_MATH_EXP_TABLE[$i] = self::$QR_MATH_EXP_TABLE[$i - 4]
|
|
^ self::$QR_MATH_EXP_TABLE[$i - 5]
|
|
^ self::$QR_MATH_EXP_TABLE[$i - 6]
|
|
^ self::$QR_MATH_EXP_TABLE[$i - 8];
|
|
}
|
|
|
|
self::$QR_MATH_LOG_TABLE = QRMath::createNumArray(256);
|
|
|
|
for ($i = 0; $i < 255; $i++) {
|
|
self::$QR_MATH_LOG_TABLE[self::$QR_MATH_EXP_TABLE[$i] ] = $i;
|
|
}
|
|
}
|
|
|
|
static function createNumArray($length) {
|
|
$num_array = array();
|
|
for ($i = 0; $i < $length; $i++) {
|
|
$num_array[] = 0;
|
|
}
|
|
return $num_array;
|
|
}
|
|
|
|
static function glog($n) {
|
|
|
|
if ($n < 1) {
|
|
trigger_error("log($n)", E_USER_ERROR);
|
|
}
|
|
|
|
return self::$QR_MATH_LOG_TABLE[$n];
|
|
}
|
|
|
|
static function gexp($n) {
|
|
|
|
while ($n < 0) {
|
|
$n += 255;
|
|
}
|
|
|
|
while ($n >= 256) {
|
|
$n -= 255;
|
|
}
|
|
|
|
return self::$QR_MATH_EXP_TABLE[$n];
|
|
}
|
|
}
|
|
|
|
// init static table
|
|
QRMath::init();
|
|
|
|
//---------------------------------------------------------------
|
|
// QRPolynomial
|
|
//---------------------------------------------------------------
|
|
|
|
class QRPolynomial {
|
|
|
|
var $num;
|
|
|
|
function __construct($num, $shift = 0) {
|
|
|
|
$offset = 0;
|
|
|
|
while ($offset < count($num) && $num[$offset] == 0) {
|
|
$offset++;
|
|
}
|
|
|
|
$this->num = QRMath::createNumArray(count($num) - $offset + $shift);
|
|
for ($i = 0; $i < count($num) - $offset; $i++) {
|
|
$this->num[$i] = $num[$i + $offset];
|
|
}
|
|
}
|
|
|
|
function get($index) {
|
|
return $this->num[$index];
|
|
}
|
|
|
|
function getLength() {
|
|
return count($this->num);
|
|
}
|
|
|
|
// PHP5
|
|
function __toString() {
|
|
return $this->toString();
|
|
}
|
|
|
|
function toString() {
|
|
|
|
$buffer = "";
|
|
|
|
for ($i = 0; $i < $this->getLength(); $i++) {
|
|
if ($i > 0) {
|
|
$buffer .= ",";
|
|
}
|
|
$buffer .= $this->get($i);
|
|
}
|
|
|
|
return $buffer;
|
|
}
|
|
|
|
function toLogString() {
|
|
|
|
$buffer = "";
|
|
|
|
for ($i = 0; $i < $this->getLength(); $i++) {
|
|
if ($i > 0) {
|
|
$buffer .= ",";
|
|
}
|
|
$buffer .= QRMath::glog($this->get($i) );
|
|
}
|
|
|
|
return $buffer;
|
|
}
|
|
|
|
/**
|
|
* @param \QRPolynomial $e
|
|
*
|
|
* @return \QRPolynomial
|
|
*/
|
|
function multiply($e) {
|
|
|
|
$num = QRMath::createNumArray($this->getLength() + $e->getLength() - 1);
|
|
|
|
for ($i = 0; $i < $this->getLength(); $i++) {
|
|
$vi = QRMath::glog($this->get($i) );
|
|
|
|
for ($j = 0; $j < $e->getLength(); $j++) {
|
|
$num[$i + $j] ^= QRMath::gexp($vi + QRMath::glog($e->get($j) ) );
|
|
}
|
|
}
|
|
|
|
return new QRPolynomial($num);
|
|
}
|
|
|
|
/**
|
|
* @param \QRPolynomial $e
|
|
*
|
|
* @return $this|\QRPolynomial
|
|
*/
|
|
function mod($e) {
|
|
|
|
if ($this->getLength() - $e->getLength() < 0) {
|
|
return $this;
|
|
}
|
|
|
|
$ratio = QRMath::glog($this->get(0) ) - QRMath::glog($e->get(0) );
|
|
|
|
$num = QRMath::createNumArray($this->getLength() );
|
|
for ($i = 0; $i < $this->getLength(); $i++) {
|
|
$num[$i] = $this->get($i);
|
|
}
|
|
|
|
for ($i = 0; $i < $e->getLength(); $i++) {
|
|
$num[$i] ^= QRMath::gexp(QRMath::glog($e->get($i) ) + $ratio);
|
|
}
|
|
|
|
$newPolynomial = new QRPolynomial($num);
|
|
return $newPolynomial->mod($e);
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------
|
|
// Mode
|
|
//---------------------------------------------------------------
|
|
|
|
define("QR_MODE_NUMBER", 1 << 0);
|
|
define("QR_MODE_ALPHA_NUM", 1 << 1);
|
|
define("QR_MODE_8BIT_BYTE", 1 << 2);
|
|
define("QR_MODE_KANJI", 1 << 3);
|
|
|
|
//---------------------------------------------------------------
|
|
// MaskPattern
|
|
//---------------------------------------------------------------
|
|
|
|
define("QR_MASK_PATTERN000", 0);
|
|
define("QR_MASK_PATTERN001", 1);
|
|
define("QR_MASK_PATTERN010", 2);
|
|
define("QR_MASK_PATTERN011", 3);
|
|
define("QR_MASK_PATTERN100", 4);
|
|
define("QR_MASK_PATTERN101", 5);
|
|
define("QR_MASK_PATTERN110", 6);
|
|
define("QR_MASK_PATTERN111", 7);
|
|
|
|
//---------------------------------------------------------------
|
|
// ErrorCorrectLevel
|
|
|
|
// 7%.
|
|
define("QR_ERROR_CORRECT_LEVEL_L", 1);
|
|
// 15%.
|
|
define("QR_ERROR_CORRECT_LEVEL_M", 0);
|
|
// 25%.
|
|
define("QR_ERROR_CORRECT_LEVEL_Q", 3);
|
|
// 30%.
|
|
define("QR_ERROR_CORRECT_LEVEL_H", 2);
|
|
|
|
|
|
//---------------------------------------------------------------
|
|
// QRBitBuffer
|
|
//---------------------------------------------------------------
|
|
|
|
class QRBitBuffer {
|
|
|
|
var $buffer;
|
|
var $length;
|
|
|
|
function __construct() {
|
|
$this->buffer = array();
|
|
$this->length = 0;
|
|
}
|
|
|
|
function getBuffer() {
|
|
return $this->buffer;
|
|
}
|
|
|
|
function getLengthInBits() {
|
|
return $this->length;
|
|
}
|
|
|
|
function __toString() {
|
|
$buffer = "";
|
|
for ($i = 0; $i < $this->getLengthInBits(); $i++) {
|
|
$buffer .= $this->get($i)? '1' : '0';
|
|
}
|
|
return $buffer;
|
|
}
|
|
|
|
function get($index) {
|
|
$bufIndex = (int)floor($index / 8);
|
|
return ( ($this->buffer[$bufIndex] >> (7 - $index % 8) ) & 1) == 1;
|
|
}
|
|
|
|
function put($num, $length) {
|
|
|
|
for ($i = 0; $i < $length; $i++) {
|
|
$this->putBit( ( ($num >> ($length - $i - 1) ) & 1) == 1);
|
|
}
|
|
}
|
|
|
|
function putBit($bit) {
|
|
|
|
$bufIndex = (int)floor($this->length / 8);
|
|
if (count($this->buffer) <= $bufIndex) {
|
|
$this->buffer[] = 0;
|
|
}
|
|
|
|
if ($bit) {
|
|
$this->buffer[$bufIndex] |= (0x80 >> ($this->length % 8) );
|
|
}
|
|
|
|
$this->length++;
|
|
}
|
|
}
|
|
|
|
?>
|
|
|