mirror of
https://github.com/chillerlan/php-qrcode.git
synced 2026-08-24 16:07:54 +00:00
refactoring
This commit is contained in:
smiley
+166
-269
@@ -149,7 +149,7 @@ class QRCode{
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: $this->qrDataInterface->dataLength;
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for($type = 1; $type <= 10; $type++){
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if($length <= $this->getMaxLength($type, $mode, $this->errorCorrectLevel)){
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if($length <= Util::getMaxLength($type, $mode, $this->errorCorrectLevel)){
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$this->typeNumber = $type;
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return $this;
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@@ -158,7 +158,6 @@ class QRCode{
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}
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return $this;
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}
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@@ -294,73 +293,18 @@ class QRCode{
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}
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/**
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* @param int $typeNumber
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* @param int $mode
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* @param int $ecLevel
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*
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* @return int
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* @throws \chillerlan\QRCode\QRCodeException
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* @param bool $test
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*/
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protected static function getMaxLength($typeNumber, $mode, $ecLevel){
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$RSBLOCK = QRConst::RSBLOCK;
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$MAX_LENGTH = QRConst::MAX_LENGTH;
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$MODE = QRConst::MODE;
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protected function setTypeNumber($test){
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$bits = Util::getBCHTypeNumber($this->typeNumber);
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if(!isset($RSBLOCK[$ecLevel])){
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throw new QRCodeException('$_err: '.$ecLevel);
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for($i = 0; $i < 18; $i++){
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$a = (int)floor($i / 3);
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$b = $i % 3 + $this->pixelCount - 8 - 3;
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$this->matrix[$a][$b] = $this->matrix[$b][$a] = !$test && (($bits >> $i) & 1) === 1;
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}
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if(!isset($MODE[$mode])){
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throw new QRCodeException('$_mode: '.$mode);
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}
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return $MAX_LENGTH[$typeNumber - 1][$RSBLOCK[$ecLevel]][$MODE[$mode]];
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}
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/**
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* @param int $data
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*
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* @return int
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*/
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protected static function getBCHTypeInfo($data){
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$d = $data << 10;
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while(self::getBCHDigit($d) - self::getBCHDigit(QRConst::G15) >= 0){
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$d ^= (QRConst::G15 << (self::getBCHDigit($d) - self::getBCHDigit(QRConst::G15)));
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}
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return (($data << 10)|$d)^QRConst::G15_MASK;
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}
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/**
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* @param int $data
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*
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* @return int
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*/
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protected static function getBCHTypeNumber($data){
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$d = $data << 12;
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while(self::getBCHDigit($d) - self::getBCHDigit(QRConst::G18) >= 0){
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$d ^= (QRConst::G18 << (self::getBCHDigit($d) - self::getBCHDigit(QRConst::G18)));
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}
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return ($data << 12)|$d;
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}
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/**
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* @param int $data
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*
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* @return int
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*/
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protected static function getBCHDigit($data){
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$digit = 0;
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while($data !== 0){
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$digit++;
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$data >>= 1;
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}
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return $digit;
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}
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/**
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@@ -369,7 +313,7 @@ class QRCode{
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*/
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protected function setTypeInfo($test, $pattern){
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$this->setPattern();
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$bits = self::getBCHTypeInfo(($this->errorCorrectLevel << 3) | $pattern);
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$bits = Util::getBCHTypeInfo(($this->errorCorrectLevel << 3) | $pattern);
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for($i = 0; $i < 15; $i++){
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$mod = !$test && (($bits >> $i) & 1) === 1;
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@@ -396,179 +340,6 @@ class QRCode{
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/**
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* @throws \chillerlan\QRCode\QRCodeException
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*/
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protected function setPattern(){
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// setupPositionProbePattern
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foreach([[0, 0], [$this->pixelCount - 7, 0], [0, $this->pixelCount - 7]] as $grid){
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$row = $grid[0];
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$col = $grid[1];
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for($r = -1; $r <= 7; $r++){
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for($c = -1; $c <= 7; $c++){
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if($row + $r <= -1 || $this->pixelCount <= $row + $r || $col + $c <= -1 || $this->pixelCount <= $col + $c){
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continue;
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}
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$this->matrix[$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 <= $c && $c <= 4 && 2 <= $r && $r <= 4);
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}
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}
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}
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// setupPositionAdjustPattern
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$PATTERN_POSITION = QRConst::PATTERN_POSITION; // PHP5 compat
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$pos = $PATTERN_POSITION[$this->typeNumber - 1];
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foreach($pos as $i => $posI){
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foreach($pos as $j => $posJ){
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if($this->matrix[$posI][$posJ] !== null){
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continue;
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}
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for($row = -2; $row <= 2; $row++){
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for($col = -2; $col <= 2; $col++){
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$this->matrix[$posI + $row][$posJ + $col] =
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$row === -2 || $row === 2
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|| $col === -2 || $col === 2
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||($row === 0 && $col === 0);
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}
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}
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}
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}
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// setupTimingPattern
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for($i = 8; $i < $this->pixelCount - 8; $i++){
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if($this->matrix[$i][6] !== null){
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continue;
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}
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$this->matrix[$i][6] = $this->matrix[6][$i] = $i % 2 === 0;
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}
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}
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/**
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* @param bool $test
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*
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* @return $this
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*/
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protected function setTypeNumber($test){
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$bits = self::getBCHTypeNumber($this->typeNumber);
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for($i = 0; $i < 18; $i++){
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$a = (int)floor($i / 3);
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$b = $i % 3 + $this->pixelCount - 8 - 3;
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$this->matrix[$a][$b] = $this->matrix[$b][$a] = !$test && (($bits >> $i) & 1) === 1;
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}
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}
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/**
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* @param bool $test
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* @param int $pattern
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*
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* @throws \chillerlan\QRCode\QRCodeException
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*/
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protected function getMatrix($test, $pattern){
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if($this->typeNumber < 1 || $this->typeNumber > 10){
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throw new QRCodeException('Invalid type number '.$this->typeNumber);
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}
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$this->pixelCount = $this->typeNumber * 4 + 17;
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$this->matrix = array_fill(0, $this->pixelCount, array_fill(0, $this->pixelCount, null));
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$this->setTypeInfo($test, $pattern);
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if($this->typeNumber >= 7){
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$this->setTypeNumber($test);
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}
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$this->mapData($pattern);
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}
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/**
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* @param int $pattern
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*
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* @throws \chillerlan\QRCode\QRCodeException
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*/
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protected function mapData($pattern){
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$this->createData();
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$data = $this->createBytes();
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$inc = -1;
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$row = $this->pixelCount - 1;
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$bitIndex = 7;
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$byteIndex = 0;
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$dataCount = count($data);
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for($col = $this->pixelCount - 1; $col > 0; $col -= 2){
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if($col === 6){
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$col--;
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}
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while(true){
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for($c = 0; $c < 2; $c++){
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$_col = $col - $c;
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if($this->matrix[$row][$_col] === null){
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$dark = false;
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if($byteIndex < $dataCount){
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$dark = (($data[$byteIndex] >> $bitIndex) & 1) === 1;
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}
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$a = $row + $_col;
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$m = $row * $_col;
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$MASK_PATTERN = [
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QRConst::MASK_PATTERN000 => $a % 2,
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QRConst::MASK_PATTERN001 => $row % 2,
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QRConst::MASK_PATTERN010 => $_col % 3,
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QRConst::MASK_PATTERN011 => $a % 3,
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QRConst::MASK_PATTERN100 => (floor($row / 2) + floor($_col / 3)) % 2,
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QRConst::MASK_PATTERN101 => $m % 2 + $m % 3,
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QRConst::MASK_PATTERN110 => ($m % 2 + $m % 3) % 2,
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QRConst::MASK_PATTERN111 => ($m % 3 + $a % 2) % 2,
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][$pattern];
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if($MASK_PATTERN === 0){
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$dark = !$dark;
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}
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$this->matrix[$row][$_col] = $dark;
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$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->pixelCount <= $row){
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$row -= $inc;
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$inc = -$inc;
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break;
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}
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}
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}
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}
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/**
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* @return $this
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* @throws \chillerlan\QRCode\QRCodeException
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*/
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protected function createData(){
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if(!isset($this->errorCorrectLevel)){
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@@ -622,42 +393,13 @@ class QRCode{
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}
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/**
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* @param int $typeNumber
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* @param int $errorCorrectLevel
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*
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* @return array
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* @throws \chillerlan\QRCode\QRCodeException
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*/
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protected static function getRSBlocks($typeNumber, $errorCorrectLevel){
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// PHP5 compat
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$RSBLOCK = QRConst::RSBLOCK;
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$BLOCK_TABLE = QRConst::BLOCK_TABLE;
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if(!isset($RSBLOCK[$errorCorrectLevel])){
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throw new QRCodeException('$typeNumber: '.$typeNumber.' / $errorCorrectLevel: '.$errorCorrectLevel.PHP_EOL.print_r($RSBLOCK, true));
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}
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$rsBlock = $BLOCK_TABLE[($typeNumber - 1) * 4 + $RSBLOCK[$errorCorrectLevel]];
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$list = [];
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$length = count($rsBlock) / 3;
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for($i = 0; $i < $length; $i++){
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for($j = 0; $j < $rsBlock[$i * 3 + 0]; $j++){
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$list[] = [$rsBlock[$i * 3 + 1], $rsBlock[$i * 3 + 2]];
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}
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}
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return $list;
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}
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/**
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* @return array
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* @throws \chillerlan\QRCode\QRCodeException
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*/
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protected function createBytes(){
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$totalCodeCount = $maxDcCount = $maxEcCount = $offset = $index = 0;
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$rsBlocks = $this->getRSBlocks($this->typeNumber, $this->errorCorrectLevel);
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$rsBlocks = Util::getRSBlocks($this->typeNumber, $this->errorCorrectLevel);
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$rsBlockCount = count($rsBlocks);
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$dcdata = $ecdata = array_fill(0, $rsBlockCount, null);
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@@ -719,4 +461,159 @@ class QRCode{
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return $data;
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}
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/**
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* @param int $pattern
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*
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* @throws \chillerlan\QRCode\QRCodeException
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*/
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protected function mapData($pattern){
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$this->createData();
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$data = $this->createBytes();
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$inc = -1;
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$row = $this->pixelCount - 1;
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$bitIndex = 7;
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$byteIndex = 0;
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$dataCount = count($data);
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for($col = $this->pixelCount - 1; $col > 0; $col -= 2){
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if($col === 6){
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$col--;
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}
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while(true){
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for($c = 0; $c < 2; $c++){
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$_col = $col - $c;
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if($this->matrix[$row][$_col] === null){
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$dark = false;
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if($byteIndex < $dataCount){
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$dark = (($data[$byteIndex] >> $bitIndex) & 1) === 1;
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}
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$a = $row + $_col;
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$m = $row * $_col;
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$MASK_PATTERN = [
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QRConst::MASK_PATTERN000 => $a % 2,
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QRConst::MASK_PATTERN001 => $row % 2,
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QRConst::MASK_PATTERN010 => $_col % 3,
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QRConst::MASK_PATTERN011 => $a % 3,
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QRConst::MASK_PATTERN100 => (floor($row / 2) + floor($_col / 3)) % 2,
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QRConst::MASK_PATTERN101 => $m % 2 + $m % 3,
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QRConst::MASK_PATTERN110 => ($m % 2 + $m % 3) % 2,
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QRConst::MASK_PATTERN111 => ($m % 3 + $a % 2) % 2,
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][$pattern];
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if($MASK_PATTERN === 0){
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$dark = !$dark;
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}
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$this->matrix[$row][$_col] = $dark;
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$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->pixelCount <= $row){
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$row -= $inc;
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$inc = -$inc;
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break;
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}
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}
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}
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}
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/**
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* @throws \chillerlan\QRCode\QRCodeException
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*/
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protected function setPattern(){
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// setupPositionProbePattern
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foreach([[0, 0], [$this->pixelCount - 7, 0], [0, $this->pixelCount - 7]] as $grid){
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$row = $grid[0];
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$col = $grid[1];
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for($r = -1; $r <= 7; $r++){
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for($c = -1; $c <= 7; $c++){
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if($row + $r <= -1 || $this->pixelCount <= $row + $r || $col + $c <= -1 || $this->pixelCount <= $col + $c){
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continue;
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}
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$this->matrix[$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 <= $c && $c <= 4 && 2 <= $r && $r <= 4);
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}
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}
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}
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// setupPositionAdjustPattern
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$PATTERN_POSITION = QRConst::PATTERN_POSITION; // PHP5 compat
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$pos = $PATTERN_POSITION[$this->typeNumber - 1];
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foreach($pos as $i => $posI){
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foreach($pos as $j => $posJ){
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if($this->matrix[$posI][$posJ] !== null){
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continue;
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}
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for($row = -2; $row <= 2; $row++){
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for($col = -2; $col <= 2; $col++){
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$this->matrix[$posI + $row][$posJ + $col] =
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$row === -2 || $row === 2
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|| $col === -2 || $col === 2
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||($row === 0 && $col === 0);
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}
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}
|
||||
|
||||
}
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||||
}
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// setupTimingPattern
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for($i = 8; $i < $this->pixelCount - 8; $i++){
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if($this->matrix[$i][6] !== null){
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continue;
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}
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$this->matrix[$i][6] = $this->matrix[6][$i] = $i % 2 === 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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* @param bool $test
|
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* @param int $pattern
|
||||
*
|
||||
* @throws \chillerlan\QRCode\QRCodeException
|
||||
*/
|
||||
protected function getMatrix($test, $pattern){
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if($this->typeNumber < 1 || $this->typeNumber > 10){
|
||||
throw new QRCodeException('Invalid type number '.$this->typeNumber);
|
||||
}
|
||||
|
||||
$this->pixelCount = $this->typeNumber * 4 + 17;
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||||
$this->matrix = array_fill(0, $this->pixelCount, array_fill(0, $this->pixelCount, null));
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$this->setTypeInfo($test, $pattern);
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||||
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if($this->typeNumber >= 7){
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||||
$this->setTypeNumber($test);
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}
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||||
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$this->mapData($pattern);
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||||
}
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||||
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||||
}
|
||||
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||||
+100
@@ -85,4 +85,104 @@ class Util{
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param int $data
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public static function getBCHTypeInfo($data){
|
||||
$d = $data << 10;
|
||||
|
||||
while(self::getBCHDigit($d) - self::getBCHDigit(QRConst::G15) >= 0){
|
||||
$d ^= (QRConst::G15 << (self::getBCHDigit($d) - self::getBCHDigit(QRConst::G15)));
|
||||
}
|
||||
|
||||
return (($data << 10)|$d)^QRConst::G15_MASK;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param int $data
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public static function getBCHTypeNumber($data){
|
||||
$d = $data << 12;
|
||||
|
||||
while(self::getBCHDigit($d) - self::getBCHDigit(QRConst::G18) >= 0){
|
||||
$d ^= (QRConst::G18 << (self::getBCHDigit($d) - self::getBCHDigit(QRConst::G18)));
|
||||
}
|
||||
|
||||
return ($data << 12)|$d;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param int $data
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public static function getBCHDigit($data){
|
||||
$digit = 0;
|
||||
|
||||
while($data !== 0){
|
||||
$digit++;
|
||||
$data >>= 1;
|
||||
}
|
||||
|
||||
return $digit;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param int $typeNumber
|
||||
* @param int $errorCorrectLevel
|
||||
*
|
||||
* @return array
|
||||
* @throws \chillerlan\QRCode\QRCodeException
|
||||
*/
|
||||
public static function getRSBlocks($typeNumber, $errorCorrectLevel){
|
||||
// PHP5 compat
|
||||
$RSBLOCK = QRConst::RSBLOCK;
|
||||
$BLOCK_TABLE = QRConst::BLOCK_TABLE;
|
||||
|
||||
if(!isset($RSBLOCK[$errorCorrectLevel])){
|
||||
throw new QRCodeException('$typeNumber: '.$typeNumber.' / $errorCorrectLevel: '.$errorCorrectLevel.PHP_EOL.print_r($RSBLOCK, true));
|
||||
}
|
||||
|
||||
$rsBlock = $BLOCK_TABLE[($typeNumber - 1) * 4 + $RSBLOCK[$errorCorrectLevel]];
|
||||
|
||||
$list = [];
|
||||
$length = count($rsBlock) / 3;
|
||||
for($i = 0; $i < $length; $i++){
|
||||
for($j = 0; $j < $rsBlock[$i * 3 + 0]; $j++){
|
||||
$list[] = [$rsBlock[$i * 3 + 1], $rsBlock[$i * 3 + 2]];
|
||||
}
|
||||
}
|
||||
|
||||
return $list;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param int $typeNumber
|
||||
* @param int $mode
|
||||
* @param int $ecLevel
|
||||
*
|
||||
* @return int
|
||||
* @throws \chillerlan\QRCode\QRCodeException
|
||||
*/
|
||||
public static function getMaxLength($typeNumber, $mode, $ecLevel){
|
||||
$RSBLOCK = QRConst::RSBLOCK;
|
||||
$MAX_LENGTH = QRConst::MAX_LENGTH;
|
||||
$MODE = QRConst::MODE;
|
||||
|
||||
if(!isset($RSBLOCK[$ecLevel])){
|
||||
throw new QRCodeException('$_err: '.$ecLevel);
|
||||
}
|
||||
|
||||
if(!isset($MODE[$mode])){
|
||||
throw new QRCodeException('$_mode: '.$mode);
|
||||
}
|
||||
|
||||
return $MAX_LENGTH[$typeNumber - 1][$RSBLOCK[$ecLevel]][$MODE[$mode]];
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user