123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824825826827828829830831832833834835836837838839840841842843844845846847848849850851852853854855856857858859860861862863864865866867868869870871872873874875876877878879880881882883884885886887888889890891892893894895896897898899900901902903904905906907908909910911912913914915916917918919920921922923924925926927928929930931932933934935936937938939940941942943944945946947948949950951952953954955956957958959960961962963964965966967968969970971972973974975976977978979980981982983984985986987988989990991992993994995996997998999100010011002100310041005100610071008100910101011101210131014101510161017101810191020102110221023102410251026102710281029103010311032103310341035103610371038103910401041104210431044104510461047104810491050105110521053105410551056105710581059106010611062106310641065106610671068106910701071107210731074107510761077107810791080108110821083108410851086108710881089109010911092109310941095109610971098109911001101110211031104110511061107110811091110111111121113111411151116111711181119112011211122112311241125112611271128112911301131113211331134113511361137113811391140114111421143114411451146114711481149115011511152115311541155115611571158115911601161116211631164116511661167116811691170117111721173117411751176117711781179118011811182118311841185118611871188118911901191119211931194119511961197119811991200120112021203120412051206120712081209121012111212121312141215121612171218121912201221122212231224122512261227122812291230123112321233123412351236123712381239124012411242124312441245124612471248124912501251125212531254125512561257125812591260126112621263126412651266126712681269127012711272127312741275127612771278127912801281128212831284128512861287128812891290129112921293129412951296129712981299130013011302130313041305130613071308130913101311131213131314131513161317131813191320132113221323132413251326132713281329133013311332133313341335133613371338133913401341134213431344134513461347134813491350135113521353135413551356135713581359136013611362136313641365136613671368136913701371137213731374137513761377137813791380138113821383138413851386138713881389139013911392139313941395139613971398139914001401140214031404140514061407140814091410141114121413141414151416141714181419142014211422142314241425142614271428142914301431143214331434143514361437143814391440144114421443144414451446144714481449145014511452145314541455145614571458145914601461146214631464146514661467146814691470 |
- <?php
- //---------------------------------------------------------------
- // QRCode for PHP4
- //
- // Copyright (c) 2009 Kazuhiko Arase
- //
- // URL: http://www.d-project.com/
- //
- // Licensed under the MIT license:
- // http://www.opensource.org/licenses/mit-license.php
- //
- // The word "QR Code" is registered trademark of
- // DENSO WAVE INCORPORATED
- // http://www.denso-wave.com/qrcode/faqpatent-e.html
- //
- //---------------------------------------------------------------------
- //---------------------------------------------------------------
- // QRCode
- //---------------------------------------------------------------
- define("QR_PAD0", 0xEC);
- define("QR_PAD1", 0x11);
- class QRCode {
- var $typeNumber;
- var $modules;
- var $moduleCount;
- var $errorCorrectLevel;
- var $qrDataList;
- function QRCode() {
- $this->typeNumber = 1;
- $this->errorCorrectLevel = QR_ERROR_CORRECT_LEVEL_H;
- $this->qrDataList = array();
- }
- function getTypeNumber() {
- return $this->typeNumber;
- }
- function setTypeNumber($typeNumber) {
- $this->typeNumber = $typeNumber;
- }
- function getErrorCorrectLevel() {
- return $this->errorCorrectLevel;
- }
- function setErrorCorrectLevel($errorCorrectLevel) {
- $this->errorCorrectLevel = $errorCorrectLevel;
- }
- function addData($data, $mode = 0) {
- if ($mode == 0) {
- $mode = QRUtil::getMode($data);
- }
- switch($mode) {
- case QR_MODE_NUMBER :
- $this->addDataImpl(new QRNumber($data) );
- break;
- case QR_MODE_ALPHA_NUM :
- $this->addDataImpl(new QRAlphaNum($data) );
- break;
- case QR_MODE_8BIT_BYTE :
- $this->addDataImpl(new QR8BitByte($data) );
- break;
- case QR_MODE_KANJI :
- $this->addDataImpl(new QRKanji($data) );
- break;
- default :
- trigger_error("mode:$mode", E_USER_ERROR);
- }
- }
- function clearData() {
- $qrDataList = array();
- }
- function addDataImpl(&$qrData) {
- $this->qrDataList[] = $qrData;
- }
- function getDataCount() {
- return count($this->qrDataList);
- }
- function getData($index) {
- return $this->qrDataList[$index];
- }
- function isDark($row, $col) {
- if ($this->modules[$row][$col] !== null) {
- return $this->modules[$row][$col];
- } else {
- return false;
- }
- }
- function getModuleCount() {
- return $this->moduleCount;
- }
- function make() {
- $this->makeImpl(false, $this->getBestMaskPattern() );
- }
- function getBestMaskPattern() {
- $minLostPoint = 0;
- $pattern = 0;
- for ($i = 0; $i < 8; $i++) {
- $this->makeImpl(true, $i);
- $lostPoint = QRUtil::getLostPoint($this);
- if ($i == 0 || $minLostPoint > $lostPoint) {
- $minLostPoint = $lostPoint;
- $pattern = $i;
- }
- }
- return $pattern;
- }
- function createNullArray($length) {
- $nullArray = array();
- for ($i = 0; $i < $length; $i++) {
- $nullArray[] = null;
- }
- return $nullArray;
- }
- function makeImpl($test, $maskPattern) {
- $this->moduleCount = $this->typeNumber * 4 + 17;
- $this->modules = array();
- for ($i = 0; $i < $this->moduleCount; $i++) {
- $this->modules[] = QRCode::createNullArray($this->moduleCount);
- }
- $this->setupPositionProbePattern(0, 0);
- $this->setupPositionProbePattern($this->moduleCount - 7, 0);
- $this->setupPositionProbePattern(0, $this->moduleCount - 7);
- $this->setupPositionAdjustPattern();
- $this->setupTimingPattern();
- $this->setupTypeInfo($test, $maskPattern);
- if ($this->typeNumber >= 7) {
- $this->setupTypeNumber($test);
- }
- $dataArray = $this->qrDataList;
- $data = QRCode::createData($this->typeNumber, $this->errorCorrectLevel, $dataArray);
- $this->mapData($data, $maskPattern);
- }
- function mapData(&$data, $maskPattern) {
- $inc = -1;
- $row = $this->moduleCount - 1;
- $bitIndex = 7;
- $byteIndex = 0;
- for ($col = $this->moduleCount - 1; $col > 0; $col -= 2) {
- if ($col == 6) $col--;
- while (true) {
- for ($c = 0; $c < 2; $c++) {
- if ($this->modules[$row][$col - $c] === null) {
- $dark = false;
- if ($byteIndex < count($data) ) {
- $dark = ( ( ($data[$byteIndex] >> $bitIndex) & 1) == 1);
- }
- $mask = QRUtil::getMask($maskPattern, $row, $col - $c);
- if ($mask) {
- $dark = !$dark;
- }
- $this->modules[$row][$col - $c] = $dark;
- $bitIndex--;
- if ($bitIndex == -1) {
- $byteIndex++;
- $bitIndex = 7;
- }
- }
- }
- $row += $inc;
- if ($row < 0 || $this->moduleCount <= $row) {
- $row -= $inc;
- $inc = -$inc;
- break;
- }
- }
- }
- }
-
- function setupPositionAdjustPattern() {
- $pos = QRUtil::getPatternPosition($this->typeNumber);
- for ($i = 0; $i < count($pos); $i++) {
- for ($j = 0; $j < count($pos); $j++) {
- $row = $pos[$i];
- $col = $pos[$j];
- if ($this->modules[$row][$col] !== null) {
- continue;
- }
- for ($r = -2; $r <= 2; $r++) {
- for ($c = -2; $c <= 2; $c++) {
- if ($r == -2 || $r == 2 || $c == -2 || $c == 2
- || ($r == 0 && $c == 0) ) {
- $this->modules[$row + $r][$col + $c] = true;
- } else {
- $this->modules[$row + $r][$col + $c] = false;
- }
- }
- }
- }
- }
- }
- function setupPositionProbePattern($row, $col) {
- for ($r = -1; $r <= 7; $r++) {
- for ($c = -1; $c <= 7; $c++) {
- if ($row + $r <= -1 || $this->moduleCount <= $row + $r
- || $col + $c <= -1 || $this->moduleCount <= $col + $c) {
- continue;
- }
- if ( (0 <= $r && $r <= 6 && ($c == 0 || $c == 6) )
- || (0 <= $c && $c <= 6 && ($r == 0 || $r == 6) )
- || (2 <= $r && $r <= 4 && 2 <= $c && $c <= 4) ) {
- $this->modules[$row + $r][$col + $c] = true;
- } else {
- $this->modules[$row + $r][$col + $c] = false;
- }
- }
- }
- }
- function setupTimingPattern() {
- for ($r = 8; $r < $this->moduleCount - 8; $r++) {
- if ($this->modules[$r][6] !== null) {
- continue;
- }
- $this->modules[$r][6] = ($r % 2 == 0);
- }
- for ($c = 8; $c < $this->moduleCount - 8; $c++) {
- if ($this->modules[6][$c] !== null) {
- continue;
- }
- $this->modules[6][$c] = ($c % 2 == 0);
- }
- }
- function setupTypeNumber($test) {
- $bits = QRUtil::getBCHTypeNumber($this->typeNumber);
- for ($i = 0; $i < 18; $i++) {
- $mod = (!$test && ( ($bits >> $i) & 1) == 1);
- $this->modules[floor($i / 3)][$i % 3 + $this->moduleCount - 8 - 3] = $mod;
- }
- for ($i = 0; $i < 18; $i++) {
- $mod = (!$test && ( ($bits >> $i) & 1) == 1);
- $this->modules[$i % 3 + $this->moduleCount - 8 - 3][floor($i / 3)] = $mod;
- }
- }
- function setupTypeInfo($test, $maskPattern) {
- $data = ($this->errorCorrectLevel << 3) | $maskPattern;
- $bits = QRUtil::getBCHTypeInfo($data);
- for ($i = 0; $i < 15; $i++) {
- $mod = (!$test && ( ($bits >> $i) & 1) == 1);
- if ($i < 6) {
- $this->modules[$i][8] = $mod;
- } else if ($i < 8) {
- $this->modules[$i + 1][8] = $mod;
- } else {
- $this->modules[$this->moduleCount - 15 + $i][8] = $mod;
- }
- }
- for ($i = 0; $i < 15; $i++) {
- $mod = (!$test && ( ($bits >> $i) & 1) == 1);
-
- if ($i < 8) {
- $this->modules[8][$this->moduleCount - $i - 1] = $mod;
- } else if ($i < 9) {
- $this->modules[8][15 - $i - 1 + 1] = $mod;
- } else {
- $this->modules[8][15 - $i - 1] = $mod;
- }
- }
- $this->modules[$this->moduleCount - 8][8] = !$test;
- }
- function createData($typeNumber, $errorCorrectLevel, $dataArray) {
- $rsBlocks = QRRSBlock::getRSBlocks($typeNumber, $errorCorrectLevel);
- $buffer = new QRBitBuffer();
- for ($i = 0; $i < count($dataArray); $i++) {
- $data = $dataArray[$i];
- $buffer->put($data->getMode(), 4);
- $buffer->put($data->getLength(), $data->getLengthInBits($typeNumber) );
- $data->write($buffer);
- }
- $totalDataCount = 0;
- for ($i = 0; $i < count($rsBlocks); $i++) {
- $totalDataCount += $rsBlocks[$i]->getDataCount();
- }
- /*
- if ($buffer->getLengthInBits() > $totalDataCount * 8) {
- trigger_error("code length overflow. ("
- . $buffer->getLengthInBits()
- . ">"
- . $totalDataCount * 8
- . ")", E_USER_ERROR);
- }
- */
- // end code.
- if ($buffer->getLengthInBits() + 4 <= $totalDataCount * 8) {
- $buffer->put(0, 4);
- }
- // padding
- while ($buffer->getLengthInBits() % 8 != 0) {
- $buffer->putBit(false);
- }
- // padding
- while (true) {
-
- if ($buffer->getLengthInBits() >= $totalDataCount * 8) {
- break;
- }
- $buffer->put(QR_PAD0, 8);
-
- if ($buffer->getLengthInBits() >= $totalDataCount * 8) {
- break;
- }
- $buffer->put(QR_PAD1, 8);
- }
- return QRCode::createBytes($buffer, $rsBlocks);
- }
- function createBytes(&$buffer, &$rsBlocks) {
- $offset = 0;
- $maxDcCount = 0;
- $maxEcCount = 0;
- $dcdata = QRCode::createNullArray(count($rsBlocks) );
- $ecdata = QRCode::createNullArray(count($rsBlocks) );
-
- for ($r = 0; $r < count($rsBlocks); $r++) {
- $dcCount = $rsBlocks[$r]->getDataCount();
- $ecCount = $rsBlocks[$r]->getTotalCount() - $dcCount;
- $maxDcCount = max($maxDcCount, $dcCount);
- $maxEcCount = max($maxEcCount, $ecCount);
-
- $dcdata[$r] = QRCode::createNullArray($dcCount);
- for ($i = 0; $i < count($dcdata[$r]); $i++) {
- $bdata = $buffer->getBuffer();
- $dcdata[$r][$i] = 0xff & $bdata[$i + $offset];
- }
- $offset += $dcCount;
-
- $rsPoly = QRUtil::getErrorCorrectPolynomial($ecCount);
- $rawPoly = new QRPolynomial($dcdata[$r], $rsPoly->getLength() - 1);
- $modPoly = $rawPoly->mod($rsPoly);
- $ecdata[$r] = QRCode::createNullArray($rsPoly->getLength() - 1);
- for ($i = 0; $i < count($ecdata[$r]); $i++) {
- $modIndex = $i + $modPoly->getLength() - count($ecdata[$r]);
- $ecdata[$r][$i] = ($modIndex >= 0)? $modPoly->get($modIndex) : 0;
- }
- }
- $totalCodeCount = 0;
- for ($i = 0; $i < count($rsBlocks); $i++) {
- $totalCodeCount += $rsBlocks[$i]->getTotalCount();
- }
- $data = QRCode::createNullArray($totalCodeCount);
- $index = 0;
- for ($i = 0; $i < $maxDcCount; $i++) {
- for ($r = 0; $r < count($rsBlocks); $r++) {
- if ($i < count($dcdata[$r]) ) {
- $data[$index++] = $dcdata[$r][$i];
- }
- }
- }
- for ($i = 0; $i < $maxEcCount; $i++) {
- for ($r = 0; $r < count($rsBlocks); $r++) {
- if ($i < count($ecdata[$r]) ) {
- $data[$index++] = $ecdata[$r][$i];
- }
- }
- }
- return $data;
- }
- function getMinimumQRCode($data, $errorCorrectLevel) {
- $mode = QRUtil::getMode($data);
- $qr = new QRCode();
- $qr->setErrorCorrectLevel($errorCorrectLevel);
- $qr->addData($data, $mode);
- $qrData = $qr->getData(0);
- $length = $qrData->getLength();
- for ($typeNumber = 1; $typeNumber <= 10; $typeNumber++) {
- if ($length <= QRUtil::getMaxLength($typeNumber, $mode, $errorCorrectLevel) ) {
- $qr->setTypeNumber($typeNumber);
- break;
- }
- }
- $qr->make();
- return $qr;
- }
- function createImage($size = 2, $margin = 2) {
-
- $image_size = $this->getModuleCount() * $size + $margin * 2;
-
- $image = imagecreatetruecolor($image_size, $image_size);
- $black = imagecolorallocate($image, 0, 0, 0);
- $white = imagecolorallocate($image, 255, 255, 255);
- imagefilledrectangle($image, 0, 0, $image_size, $image_size, $white);
- for ($r = 0; $r < $this->getModuleCount(); $r++) {
- for ($c = 0; $c < $this->getModuleCount(); $c++) {
- if ($this->isDark($r, $c) ) {
-
- imagefilledrectangle($image,
- $margin + $c * $size,
- $margin + $r * $size,
- $margin + ($c + 1) * $size - 1,
- $margin + ($r + 1) * $size - 1,
- $black);
- }
- }
- }
- return $image;
- }
-
- function printHTML($size = "2px") {
- $style = "border-style:none;border-collapse:collapse;margin:0px;padding:0px;";
- print("<table style='$style'>");
- for ($r = 0; $r < $this->getModuleCount(); $r++) {
- print("<tr style='$style'>");
- for ($c = 0; $c < $this->getModuleCount(); $c++) {
- $color = $this->isDark($r, $c)? "#000000" : "#ffffff";
- print("<td style='$style;width:$size;height:$size;background-color:$color'></td>");
- }
- print("</tr>");
- }
-
- print("</table>");
- }
- }
- //---------------------------------------------------------------
- // QRUtil
- //---------------------------------------------------------------
- $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)
- );
- $QR_MAX_LENGTH = array(
- array( array(41, 25, 17, 10), array(34, 20, 14, 8), array(27, 16, 11, 7), array(17, 10, 7, 4) ),
- array( array(77, 47, 32, 20), array(63, 38, 26, 16), array(48, 29, 20, 12), array(34, 20, 14, 8) ),
- array( array(127, 77, 53, 32), array(101, 61, 42, 26), array(77, 47, 32, 20), array(58, 35, 24, 15) ),
- array( array(187, 114, 78, 48), array(149, 90, 62, 38), array(111, 67, 46, 28), array(82, 50, 34, 21) ),
- array( array(255, 154, 106, 65), array(202, 122, 84, 52), array(144, 87, 60, 37), array(106, 64, 44, 27) ),
- array( array(322, 195, 134, 82), array(255, 154, 106, 65), array(178, 108, 74, 45), array(139, 84, 58, 36) ),
- array( array(370, 224, 154, 95), array(293, 178, 122, 75), array(207, 125, 86, 53), array(154, 93, 64, 39) ),
- array( array(461, 279, 192, 118), array(365, 221, 152, 93), array(259, 157, 108, 66), array(202, 122, 84, 52) ),
- array( array(552, 335, 230, 141), array(432, 262, 180, 111), array(312, 189, 130, 80), array(235, 143, 98, 60) ),
- array( array(652, 395, 271, 167), array(513, 311, 213, 131), array(364, 221, 151, 93), array(288, 174, 119, 74) )
- );
- define("QR_G15", (1 << 10) | (1 << 8) | (1 << 5)
- | (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0) );
- define("QR_G18", (1 << 12) | (1 << 11) | (1 << 10)
- | (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0) );
- define("QR_G15_MASK", (1 << 14) | (1 << 12) | (1 << 10)
- | (1 << 4) | (1 << 1) );
- class QRUtil {
- function getPatternPosition($typeNumber) {
- global $QR_PATTERN_POSITION_TABLE;
- return $QR_PATTERN_POSITION_TABLE[$typeNumber - 1];
- }
- function getMaxLength($typeNumber, $mode, $errorCorrectLevel) {
-
- global $QR_MAX_LENGTH;
-
- $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 $QR_MAX_LENGTH[$t][$e][$m];
- }
- 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 $a;
- }
-
- function getMask($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);
- }
- }
- 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 + $c) {
- continue;
- }
- if ($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 $lostPoint;
- }
- function getMode($s) {
- if (QRUtil::isAlphaNum($s) ) {
- if (QRUtil::isNumber($s) ) {
- return QR_MODE_NUMBER;
- }
- return QR_MODE_ALPHA_NUM;
- } else if (QRUtil::isKanji($s) ) {
- return QR_MODE_KANJI;
- } else {
- return QR_MODE_8BIT_BYTE;
- }
- }
-
- function isNumber($s) {
- for ($i = 0; $i < strlen($s); $i++) {
- $c = ord($s[$i]);
- if (!(QRUtil::toCharCode('0') <= $c && $c <= QRUtil::toCharCode('9') ) ) {
- return false;
- }
- }
- return true;
- }
- function isAlphaNum($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;
- }
- 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($data) ) {
- return false;
- }
-
- return true;
- }
-
- function toCharCode($s) {
- return ord($s[0]);
- }
- function getBCHTypeInfo($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) | $d) ^ QR_G15_MASK;
- }
- function getBCHTypeNumber($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) | $d;
- }
-
- function getBCHDigit($data) {
- $digit = 0;
- while ($data != 0) {
- $digit++;
- $data >>= 1;
- }
- return $digit;
- }
- }
- //---------------------------------------------------------------
- // QRRSBlock
- //---------------------------------------------------------------
- $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)
- );
- class QRRSBlock {
- var $totalCount;
- var $dataCount;
-
- function QRRSBlock($totalCount, $dataCount) {
- $this->totalCount = $totalCount;
- $this->dataCount = $dataCount;
- }
-
- function getDataCount() {
- return $this->dataCount;
- }
-
- function getTotalCount() {
- return $this->totalCount;
- }
- function getRSBlocks($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 $list;
- }
- function getRsBlockTable($typeNumber, $errorCorrectLevel) {
-
- global $QR_RS_BLOCK_TABLE;
-
- switch($errorCorrectLevel) {
- case QR_ERROR_CORRECT_LEVEL_L :
- return $QR_RS_BLOCK_TABLE[($typeNumber - 1) * 4 + 0];
- case QR_ERROR_CORRECT_LEVEL_M :
- return $QR_RS_BLOCK_TABLE[($typeNumber - 1) * 4 + 1];
- case QR_ERROR_CORRECT_LEVEL_Q :
- return $QR_RS_BLOCK_TABLE[($typeNumber - 1) * 4 + 2];
- case QR_ERROR_CORRECT_LEVEL_H :
- return $QR_RS_BLOCK_TABLE[($typeNumber - 1) * 4 + 3];
- default :
- trigger_error("tn:$typeNumber/ecl:$errorCorrectLevel", E_USER_ERROR);
- }
- }
- }
- //---------------------------------------------------------------
- // QRNumber
- //---------------------------------------------------------------
- class QRNumber extends QRData {
- function QRNumber($data) {
- QRData::QRData(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);
- }
- }
- }
-
- function getLength() {
- return strlen($this->getData() );
- }
- function parseInt($s) {
- $num = 0;
- for ($i = 0; $i < strlen($s); $i++) {
- $num = $num * 10 + QRNumber::parseIntAt(ord($s[$i]) );
- }
- return $num;
- }
- function parseIntAt($c) {
- if (QRUtil::toCharCode('0') <= $c && $c <= QRUtil::toCharCode('9') ) {
- return $c - QRUtil::toCharCode('0');
- }
- trigger_error("illegal char : $c", E_USER_ERROR);
- }
- }
- //---------------------------------------------------------------
- // QRKanji
- //---------------------------------------------------------------
- class QRKanji extends QRData {
- function QRKanji($data) {
- QRData::QRData(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($this->getData() ) / 2);
- }
- }
- //---------------------------------------------------------------
- // QRAlphaNum
- //---------------------------------------------------------------
- class QRAlphaNum extends QRData {
- function QRAlphaNum($data) {
- QRData::QRData(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[$i])), 6);
- }
- }
-
- function getLength() {
- return strlen($this->getData() );
- }
-
- 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 : $c", E_USER_ERROR);
- }
- }
- }
- }
- //---------------------------------------------------------------
- // QR8BitByte
- //---------------------------------------------------------------
- class QR8BitByte extends QRData {
-
- function QR8BitByte($data) {
- QRData::QRData(QR_MODE_8BIT_BYTE, $data);
- }
-
- function write(&$buffer) {
- $data = $this->getData();
- for ($i = 0; $i < strlen($data); $i++) {
- $buffer->put(ord($data[$i]), 8);
- }
- }
-
- function getLength() {
- return strlen($this->getData() );
- }
- }
- //---------------------------------------------------------------
- // QRData
- //---------------------------------------------------------------
- class QRData {
-
- var $mode;
-
- var $data;
- function QRData($mode, $data) {
- $this->mode = $mode;
- $this->data = $data;
- }
-
- function getMode() {
- return $this->mode;
- }
-
- function getData() {
- return $this->data;
- }
-
- function getLength() {
- trigger_error("not implemented.", E_USER_ERROR);
- }
-
- function write(&$buffer) {
- trigger_error("not implemented.", E_USER_ERROR);
- }
- 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
- //---------------------------------------------------------------
- $QR_MATH_EXP_TABLE = null;
- $QR_MATH_LOG_TABLE = null;
- class QRMath {
- function init() {
- global $QR_MATH_EXP_TABLE;
- global $QR_MATH_LOG_TABLE;
- $QR_MATH_EXP_TABLE = QRMath::createNumArray(256);
- for ($i = 0; $i < 8; $i++) {
- $QR_MATH_EXP_TABLE[$i] = 1 << $i;
- }
- for ($i = 8; $i < 256; $i++) {
- $QR_MATH_EXP_TABLE[$i] = $QR_MATH_EXP_TABLE[$i - 4]
- ^ $QR_MATH_EXP_TABLE[$i - 5]
- ^ $QR_MATH_EXP_TABLE[$i - 6]
- ^ $QR_MATH_EXP_TABLE[$i - 8];
- }
-
- $QR_MATH_LOG_TABLE = QRMath::createNumArray(256);
- for ($i = 0; $i < 255; $i++) {
- $QR_MATH_LOG_TABLE[$QR_MATH_EXP_TABLE[$i] ] = $i;
- }
- }
- function createNumArray($length) {
- $num_array = array();
- for ($i = 0; $i < $length; $i++) {
- $num_array[] = 0;
- }
- return $num_array;
- }
- function glog($n) {
- global $QR_MATH_LOG_TABLE;
- if ($n < 1) {
- trigger_error("log($n)", E_USER_ERROR);
- }
- return $QR_MATH_LOG_TABLE[$n];
- }
-
- function gexp($n) {
- global $QR_MATH_EXP_TABLE;
- while ($n < 0) {
- $n += 255;
- }
- while ($n >= 256) {
- $n -= 255;
- }
- return $QR_MATH_EXP_TABLE[$n];
- }
- }
- // init static table
- QRMath::init();
- //---------------------------------------------------------------
- // QRPolynomial
- //---------------------------------------------------------------
- class QRPolynomial {
- var $num;
- function QRPolynomial($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 $buffer;
- }
- function multiply($e) {
- $num = QRMath::createNumArray($this->getLength() + $e->getLength() - 1);
- for ($i = 0; $i < $this->getLength(); $i++) {
- for ($j = 0; $j < $e->getLength(); $j++) {
- $num[$i + $j] ^= QRMath::gexp(QRMath::glog($this->get($i) ) + QRMath::glog($e->get($j) ) );
- }
- }
- return new QRPolynomial($num);
- }
-
- 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 QRBitBuffer() {
- $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) {
- $bufIndex = floor($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) {
- $bufIndex = floor($this->length / 8);
- if (count($this->buffer) <= $bufIndex) {
- $this->buffer[] = 0;
- }
- if ($bit) {
- $this->buffer[$bufIndex] |= (0x80 >> ($this->length % 8) );
- }
- $this->length++;
- }
- }
- ?>
|