1) { $eccLevel = $mode[1]; } $qrTab = QRcode::text($code, false, $eccLevel); $size = count($qrTab); $barcode_array['num_rows'] = $size; $barcode_array['num_cols'] = $size; $barcode_array['bcode'] = array(); foreach ($qrTab as $line) { $arrAdd = array(); foreach (str_split($line) as $char) $arrAdd[] = ($char == '1') ? 1 : 0; $barcode_array['bcode'][] = $arrAdd; } return $barcode_array; } public static function clearCache() { self::$frames = array(); } public static function buildCache() { QRtools::markTime('before_build_cache'); $mask = new QRmask(); for ($a = 1; $a <= QRSPEC_VERSION_MAX; $a++) { $frame = QRspec::newFrame($a); if (QR_IMAGE) { $fileName = QR_CACHE_DIR . 'frame_' . $a . '.png'; QRimage::png(self::binarize($frame), $fileName, 1, 0); } $width = count($frame); $bitMask = array_fill(0, $width, array_fill(0, $width, 0)); for ($maskNo = 0; $maskNo < 8; $maskNo++) $mask->makeMaskNo($maskNo, $width, $frame, $bitMask, true); } QRtools::markTime('after_build_cache'); } public static function log($outfile, $err) { if (QR_LOG_DIR !== false) { if ($err != '') { if ($outfile !== false) { file_put_contents(QR_LOG_DIR . basename($outfile) . '-errors.txt', date('Y-m-d H:i:s') . ': ' . $err, FILE_APPEND); } else { file_put_contents(QR_LOG_DIR . 'errors.txt', date('Y-m-d H:i:s') . ': ' . $err, FILE_APPEND); } } } } public static function dumpMask($frame) { $width = count($frame); for ($y = 0; $y < $width; $y++) { for ($x = 0; $x < $width; $x++) { echo ord($frame[$y][$x]) . ','; } } } public static function markTime($markerId) { list($usec, $sec) = explode(" ", microtime()); $time = ((float) $usec + (float) $sec); if (!isset($GLOBALS['qr_time_bench'])) $GLOBALS['qr_time_bench'] = array(); $GLOBALS['qr_time_bench'][$markerId] = $time; } public static function timeBenchmark() { self::markTime('finish'); $lastTime = 0; $startTime = 0; $p = 0; echo ''; foreach ($GLOBALS['qr_time_bench'] as $markerId => $thisTime) { if ($p > 0) { echo ''; } else { $startTime = $thisTime; } $p++; $lastTime = $thisTime; } echo '

BENCHMARK
till ' . $markerId . ':	' . number_format($thisTime - $lastTime, 6) . 's
TOTAL:	' . number_format($lastTime - $startTime, 6) . 's

'; } } QRtools::markTime('start'); define('QRSPEC_VERSION_MAX', 40); define('QRSPEC_WIDTH_MAX', 177); define('QRCAP_WIDTH', 0); define('QRCAP_WORDS', 1); define('QRCAP_REMINDER', 2); define('QRCAP_EC', 3); class QRspec { public static $capacity = array( array(0, 0, 0, array(0, 0, 0, 0)), array(21, 26, 0, array(7, 10, 13, 17)), array(25, 44, 7, array(10, 16, 22, 28)), array(29, 70, 7, array(15, 26, 36, 44)), array(33, 100, 7, array(20, 36, 52, 64)), array(37, 134, 7, array(26, 48, 72, 88)), array(41, 172, 7, array(36, 64, 96, 112)), array(45, 196, 0, array(40, 72, 108, 130)), array(49, 242, 0, array(48, 88, 132, 156)), array(53, 292, 0, array(60, 110, 160, 192)), array(57, 346, 0, array(72, 130, 192, 224)), array(61, 404, 0, array(80, 150, 224, 264)), array(65, 466, 0, array(96, 176, 260, 308)), array(69, 532, 0, array(104, 198, 288, 352)), array(73, 581, 3, array(120, 216, 320, 384)), array(77, 655, 3, array(132, 240, 360, 432)), array(81, 733, 3, array(144, 280, 408, 480)), array(85, 815, 3, array(168, 308, 448, 532)), array(89, 901, 3, array(180, 338, 504, 588)), array(93, 991, 3, array(196, 364, 546, 650)), array(97, 1085, 3, array(224, 416, 600, 700)), array(101, 1156, 4, array(224, 442, 644, 750)), array(105, 1258, 4, array(252, 476, 690, 816)), array(109, 1364, 4, array(270, 504, 750, 900)), array(113, 1474, 4, array(300, 560, 810, 960)), array(117, 1588, 4, array(312, 588, 870, 1050)), array(121, 1706, 4, array(336, 644, 952, 1110)), array(125, 1828, 4, array(360, 700, 1020, 1200)), array(129, 1921, 3, array(390, 728, 1050, 1260)), array(133, 2051, 3, array(420, 784, 1140, 1350)), array(137, 2185, 3, array(450, 812, 1200, 1440)), array(141, 2323, 3, array(480, 868, 1290, 1530)), array(145, 2465, 3, array(510, 924, 1350, 1620)), array(149, 2611, 3, array(540, 980, 1440, 1710)), array(153, 2761, 3, array(570, 1036, 1530, 1800)), array(157, 2876, 0, array(570, 1064, 1590, 1890)), array(161, 3034, 0, array(600, 1120, 1680, 1980)), array(165, 3196, 0, array(630, 1204, 1770, 2100)), array(169, 3362, 0, array(660, 1260, 1860, 2220)), array(173, 3532, 0, array(720, 1316, 1950, 2310)), array(177, 3706, 0, array(750, 1372, 2040, 2430)) ); public static function getDataLength($version, $level) { return self::$capacity[$version][QRCAP_WORDS] - self::$capacity[$version][QRCAP_EC][$level]; } public static function getECCLength($version, $level) { return self::$capacity[$version][QRCAP_EC][$level]; } public static function getWidth($version) { return self::$capacity[$version][QRCAP_WIDTH]; } public static function getRemainder($version) { return self::$capacity[$version][QRCAP_REMINDER]; } public static function getMinimumVersion($size, $level) { for ($i = 1; $i <= QRSPEC_VERSION_MAX; $i++) { $words = self::$capacity[$i][QRCAP_WORDS] - self::$capacity[$i][QRCAP_EC][$level]; if ($words >= $size) return $i; } return -1; } public static $lengthTableBits = array( array(10, 12, 14), array(9, 11, 13), array(8, 16, 16), array(8, 10, 12) ); public static function lengthIndicator($mode, $version) { if ($mode == QR_MODE_STRUCTURE) return 0; if ($version <= 9) { $l = 0; } else if ($version <= 26) { $l = 1; } else { $l = 2; } return self::$lengthTableBits[$mode][$l]; } public static function maximumWords($mode, $version) { if ($mode == QR_MODE_STRUCTURE) return 3; if ($version <= 9) { $l = 0; } else if ($version <= 26) { $l = 1; } else { $l = 2; } $bits = self::$lengthTableBits[$mode][$l]; $words = (1 << $bits) - 1; if ($mode == QR_MODE_KANJI) { $words *= 2; } return $words; } public static $eccTable = array( array(array(0, 0), array(0, 0), array(0, 0), array(0, 0)), array(array(1, 0), array(1, 0), array(1, 0), array(1, 0)), array(array(1, 0), array(1, 0), array(1, 0), array(1, 0)), array(array(1, 0), array(1, 0), array(2, 0), array(2, 0)), array(array(1, 0), array(2, 0), array(2, 0), array(4, 0)), array(array(1, 0), array(2, 0), array(2, 2), array(2, 2)), array(array(2, 0), array(4, 0), array(4, 0), array(4, 0)), array(array(2, 0), array(4, 0), array(2, 4), array(4, 1)), array(array(2, 0), array(2, 2), array(4, 2), array(4, 2)), array(array(2, 0), array(3, 2), array(4, 4), array(4, 4)), array(array(2, 2), array(4, 1), array(6, 2), array(6, 2)), array(array(4, 0), array(1, 4), array(4, 4), array(3, 8)), array(array(2, 2), array(6, 2), array(4, 6), array(7, 4)), array(array(4, 0), array(8, 1), array(8, 4), array(12, 4)), array(array(3, 1), array(4, 5), array(11, 5), array(11, 5)), array(array(5, 1), array(5, 5), array(5, 7), array(11, 7)), array(array(5, 1), array(7, 3), array(15, 2), array(3, 13)), array(array(1, 5), array(10, 1), array(1, 15), array(2, 17)), array(array(5, 1), array(9, 4), array(17, 1), array(2, 19)), array(array(3, 4), array(3, 11), array(17, 4), array(9, 16)), array(array(3, 5), array(3, 13), array(15, 5), array(15, 10)), array(array(4, 4), array(17, 0), array(17, 6), array(19, 6)), array(array(2, 7), array(17, 0), array(7, 16), array(34, 0)), array(array(4, 5), array(4, 14), array(11, 14), array(16, 14)), array(array(6, 4), array(6, 14), array(11, 16), array(30, 2)), array(array(8, 4), array(8, 13), array(7, 22), array(22, 13)), array(array(10, 2), array(19, 4), array(28, 6), array(33, 4)), array(array(8, 4), array(22, 3), array(8, 26), array(12, 28)), array(array(3, 10), array(3, 23), array(4, 31), array(11, 31)), array(array(7, 7), array(21, 7), array(1, 37), array(19, 26)), array(array(5, 10), array(19, 10), array(15, 25), array(23, 25)), array(array(13, 3), array(2, 29), array(42, 1), array(23, 28)), array(array(17, 0), array(10, 23), array(10, 35), array(19, 35)), array(array(17, 1), array(14, 21), array(29, 19), array(11, 46)), array(array(13, 6), array(14, 23), array(44, 7), array(59, 1)), array(array(12, 7), array(12, 26), array(39, 14), array(22, 41)), array(array(6, 14), array(6, 34), array(46, 10), array(2, 64)), array(array(17, 4), array(29, 14), array(49, 10), array(24, 46)), array(array(4, 18), array(13, 32), array(48, 14), array(42, 32)), array(array(20, 4), array(40, 7), array(43, 22), array(10, 67)), array(array(19, 6), array(18, 31), array(34, 34), array(20, 61)), ); public static function getEccSpec($version, $level, array &$spec) { if (count($spec) < 5) { $spec = array(0, 0, 0, 0, 0); } $b1 = self::$eccTable[$version][$level][0]; $b2 = self::$eccTable[$version][$level][1]; $data = self::getDataLength($version, $level); $ecc = self::getECCLength($version, $level); if ($b2 == 0) { $spec[0] = $b1; $spec[1] = (int) ($data / $b1); $spec[2] = (int) ($ecc / $b1); $spec[3] = 0; $spec[4] = 0; } else { $spec[0] = $b1; $spec[1] = (int) ($data / ($b1 + $b2)); $spec[2] = (int) ($ecc / ($b1 + $b2)); $spec[3] = $b2; $spec[4] = $spec[1] + 1; } } public static $alignmentPattern = array( array(0, 0), array(0, 0), array(18, 0), array(22, 0), array(26, 0), array(30, 0), array(34, 0), array(22, 38), array(24, 42), array(26, 46), array(28, 50), array(30, 54), array(32, 58), array(34, 62), array(26, 46), array(26, 48), array(26, 50), array(30, 54), array(30, 56), array(30, 58), array(34, 62), array(28, 50), array(26, 50), array(30, 54), array(28, 54), array(32, 58), array(30, 58), array(34, 62), array(26, 50), array(30, 54), array(26, 52), array(30, 56), array(34, 60), array(30, 58), array(34, 62), array(30, 54), array(24, 50), array(28, 54), array(32, 58), array(26, 54), array(30, 58), ); public static function putAlignmentMarker(array &$frame, $ox, $oy) { $finder = array( "\xa1\xa1\xa1\xa1\xa1", "\xa1\xa0\xa0\xa0\xa1", "\xa1\xa0\xa1\xa0\xa1", "\xa1\xa0\xa0\xa0\xa1", "\xa1\xa1\xa1\xa1\xa1" ); $yStart = $oy - 2; $xStart = $ox - 2; for ($y = 0; $y < 5; $y++) { QRstr::set($frame, $xStart, $yStart + $y, $finder[$y]); } } public static function putAlignmentPattern($version, &$frame, $width) { if ($version < 2) return; $d = self::$alignmentPattern[$version][1] - self::$alignmentPattern[$version][0]; if ($d < 0) { $w = 2; } else { $w = (int) (($width - self::$alignmentPattern[$version][0]) / $d + 2); } if ($w * $w - 3 == 1) { $x = self::$alignmentPattern[$version][0]; $y = self::$alignmentPattern[$version][0]; self::putAlignmentMarker($frame, $x, $y); return; } $cx = self::$alignmentPattern[$version][0]; for ($x = 1; $x < $w - 1; $x++) { self::putAlignmentMarker($frame, 6, $cx); self::putAlignmentMarker($frame, $cx, 6); $cx += $d; } $cy = self::$alignmentPattern[$version][0]; for ($y = 0; $y < $w - 1; $y++) { $cx = self::$alignmentPattern[$version][0]; for ($x = 0; $x < $w - 1; $x++) { self::putAlignmentMarker($frame, $cx, $cy); $cx += $d; } $cy += $d; } } public static $versionPattern = array( 0x07c94, 0x085bc, 0x09a99, 0x0a4d3, 0x0bbf6, 0x0c762, 0x0d847, 0x0e60d, 0x0f928, 0x10b78, 0x1145d, 0x12a17, 0x13532, 0x149a6, 0x15683, 0x168c9, 0x177ec, 0x18ec4, 0x191e1, 0x1afab, 0x1b08e, 0x1cc1a, 0x1d33f, 0x1ed75, 0x1f250, 0x209d5, 0x216f0, 0x228ba, 0x2379f, 0x24b0b, 0x2542e, 0x26a64, 0x27541, 0x28c69 ); public static function getVersionPattern($version) { if ($version < 7 || $version > QRSPEC_VERSION_MAX) return 0; return self::$versionPattern[$version - 7]; } public static $formatInfo = array( array(0x77c4, 0x72f3, 0x7daa, 0x789d, 0x662f, 0x6318, 0x6c41, 0x6976), array(0x5412, 0x5125, 0x5e7c, 0x5b4b, 0x45f9, 0x40ce, 0x4f97, 0x4aa0), array(0x355f, 0x3068, 0x3f31, 0x3a06, 0x24b4, 0x2183, 0x2eda, 0x2bed), array(0x1689, 0x13be, 0x1ce7, 0x19d0, 0x0762, 0x0255, 0x0d0c, 0x083b) ); public static function getFormatInfo($mask, $level) { if ($mask < 0 || $mask > 7) return 0; if ($level < 0 || $level > 3) return 0; return self::$formatInfo[$level][$mask]; } public static $frames = array(); public static function putFinderPattern(&$frame, $ox, $oy) { $finder = array( "\xc1\xc1\xc1\xc1\xc1\xc1\xc1", "\xc1\xc0\xc0\xc0\xc0\xc0\xc1", "\xc1\xc0\xc1\xc1\xc1\xc0\xc1", "\xc1\xc0\xc1\xc1\xc1\xc0\xc1", "\xc1\xc0\xc1\xc1\xc1\xc0\xc1", "\xc1\xc0\xc0\xc0\xc0\xc0\xc1", "\xc1\xc1\xc1\xc1\xc1\xc1\xc1" ); for ($y = 0; $y < 7; $y++) { QRstr::set($frame, $ox, $oy + $y, $finder[$y]); } } public static function createFrame($version) { $width = self::$capacity[$version][QRCAP_WIDTH]; $frameLine = str_repeat("\0", $width); $frame = array_fill(0, $width, $frameLine); self::putFinderPattern($frame, 0, 0); self::putFinderPattern($frame, $width - 7, 0); self::putFinderPattern($frame, 0, $width - 7); $yOffset = $width - 7; for ($y = 0; $y < 7; $y++) { $frame[$y][7] = "\xc0"; $frame[$y][$width - 8] = "\xc0"; $frame[$yOffset][7] = "\xc0"; $yOffset++; } $setPattern = str_repeat("\xc0", 8); QRstr::set($frame, 0, 7, $setPattern); QRstr::set($frame, $width - 8, 7, $setPattern); QRstr::set($frame, 0, $width - 8, $setPattern); $setPattern = str_repeat("\x84", 9); QRstr::set($frame, 0, 8, $setPattern); QRstr::set($frame, $width - 8, 8, $setPattern, 8); $yOffset = $width - 8; for ($y = 0; $y < 8; $y++, $yOffset++) { $frame[$y][8] = "\x84"; $frame[$yOffset][8] = "\x84"; } for ($i = 1; $i < $width - 15; $i++) { $frame[6][7 + $i] = chr(0x90 | ($i & 1)); $frame[7 + $i][6] = chr(0x90 | ($i & 1)); } self::putAlignmentPattern($version, $frame, $width); if ($version >= 7) { $vinf = self::getVersionPattern($version); $v = $vinf; for ($x = 0; $x < 6; $x++) { for ($y = 0; $y < 3; $y++) { $frame[($width - 11) + $y][$x] = chr(0x88 | ($v & 1)); $v = $v >> 1; } } $v = $vinf; for ($y = 0; $y < 6; $y++) { for ($x = 0; $x < 3; $x++) { $frame[$y][$x + ($width - 11)] = chr(0x88 | ($v & 1)); $v = $v >> 1; } } } $frame[$width - 8][8] = "\x81"; return $frame; } public static function debug($frame, $binary_mode = false) { if ($binary_mode) { foreach ($frame as &$frameLine) { $frameLine = join('  ', explode('0', $frameLine)); $frameLine = join('██', explode('1', $frameLine)); } ?>


        '; echo join("
        ", $frame); echo '





'; } else { foreach ($frame as &$frameLine) { $frameLine = join(' ', explode("\xc0", $frameLine)); $frameLine = join('▒', explode("\xc1", $frameLine)); $frameLine = join(' ', explode("\xa0", $frameLine)); $frameLine = join('▒', explode("\xa1", $frameLine)); $frameLine = join('◇', explode("\x84", $frameLine)); $frameLine = join('◆', explode("\x85", $frameLine)); $frameLine = join('☢', explode("\x81", $frameLine)); $frameLine = join(' ', explode("\x90", $frameLine)); $frameLine = join('◷', explode("\x91", $frameLine)); $frameLine = join(' ', explode("\x88", $frameLine)); $frameLine = join('▒', explode("\x89", $frameLine)); $frameLine = join('♦', explode("\x01", $frameLine)); $frameLine = join('⋅', explode("\0", $frameLine)); } ?> "; echo join("
", $frame); echo ""; } } public static function serial($frame) { return gzcompress(join("\n", $frame), 9); } public static function unserial($code) { return explode("\n", gzuncompress($code)); } public static function newFrame($version) { if ($version < 1 || $version > QRSPEC_VERSION_MAX) return null; if (!isset(self::$frames[$version])) { $fileName = QR_CACHE_DIR . 'frame_' . $version . '.dat'; if (QR_CACHEABLE) { if (file_exists($fileName)) { self::$frames[$version] = self::unserial(file_get_contents($fileName)); } else { self::$frames[$version] = self::createFrame($version); file_put_contents($fileName, self::serial(self::$frames[$version])); } } else { self::$frames[$version] = self::createFrame($version); } } if (is_null(self::$frames[$version])) return null; return self::$frames[$version]; } public static function rsBlockNum($spec) { return $spec[0] + $spec[3]; } public static function rsBlockNum1($spec) { return $spec[0]; } public static function rsDataCodes1($spec) { return $spec[1]; } public static function rsEccCodes1($spec) { return $spec[2]; } public static function rsBlockNum2($spec) { return $spec[3]; } public static function rsDataCodes2($spec) { return $spec[4]; } public static function rsEccCodes2($spec) { return $spec[2]; } public static function rsDataLength($spec) { return ($spec[0] * $spec[1]) + ($spec[3] * $spec[4]); } public static function rsEccLength($spec) { return ($spec[0] + $spec[3]) * $spec[2]; } } define('QR_IMAGE', true); class QRimage { public static function png($frame, $filename = false, $pixelPerPoint = 4, $outerFrame = 4, $saveandprint = FALSE) { $image = self::image($frame, $pixelPerPoint, $outerFrame); if ($filename === false) { Header("Content-type: image/png"); ImagePng($image); } else { if ($saveandprint === TRUE) { ImagePng($image, $filename); header("Content-type: image/png"); ImagePng($image); } else { ImagePng($image, $filename); } } ImageDestroy($image); } public static function jpg($frame, $filename = false, $pixelPerPoint = 8, $outerFrame = 4, $q = 85) { $image = self::image($frame, $pixelPerPoint, $outerFrame); if ($filename === false) { Header("Content-type: image/jpeg"); ImageJpeg($image, null, $q); } else { ImageJpeg($image, $filename, $q); } ImageDestroy($image); } private static function image($frame, $pixelPerPoint = 4, $outerFrame = 4) { $h = count($frame); $w = strlen($frame[0]); $imgW = $w + 2 * $outerFrame; $imgH = $h + 2 * $outerFrame; $base_image = ImageCreate($imgW, $imgH); $col[0] = ImageColorAllocate($base_image, 255, 255, 255); $col[1] = ImageColorAllocate($base_image, 0, 0, 0); imagefill($base_image, 0, 0, $col[0]); for ($y = 0; $y < $h; $y++) { for ($x = 0; $x < $w; $x++) { if ($frame[$y][$x] == '1') { ImageSetPixel($base_image, $x + $outerFrame, $y + $outerFrame, $col[1]); } } } $target_image = ImageCreate($imgW * $pixelPerPoint, $imgH * $pixelPerPoint); ImageCopyResized($target_image, $base_image, 0, 0, 0, 0, $imgW * $pixelPerPoint, $imgH * $pixelPerPoint, $imgW, $imgH); ImageDestroy($base_image); return $target_image; } } define('STRUCTURE_HEADER_BITS', 20); define('MAX_STRUCTURED_SYMBOLS', 16); class QRinputItem { public $mode; public $size; public $data; public $bstream; public function __construct($mode, $size, $data, $bstream = null) { $setData = array_slice($data, 0, $size); if (count($setData) < $size) { $setData = array_merge($setData, array_fill(0, $size - count($setData), 0)); } if (!QRinput::check($mode, $size, $setData)) { throw new Exception('Error m:' . $mode . ',s:' . $size . ',d:' . join(',', $setData)); return null; } $this->mode = $mode; $this->size = $size; $this->data = $setData; $this->bstream = $bstream; } public function encodeModeNum($version) { try { $words = (int) ($this->size / 3); $bs = new QRbitstream(); $val = 0x1; $bs->appendNum(4, $val); $bs->appendNum(QRspec::lengthIndicator(QR_MODE_NUM, $version), $this->size); for ($i = 0; $i < $words; $i++) { $val = (ord($this->data[$i * 3]) - ord('0')) * 100; $val += (ord($this->data[$i * 3 + 1]) - ord('0')) * 10; $val += (ord($this->data[$i * 3 + 2]) - ord('0')); $bs->appendNum(10, $val); } if ($this->size - $words * 3 == 1) { $val = ord($this->data[$words * 3]) - ord('0'); $bs->appendNum(4, $val); } else if ($this->size - $words * 3 == 2) { $val = (ord($this->data[$words * 3]) - ord('0')) * 10; $val += (ord($this->data[$words * 3 + 1]) - ord('0')); $bs->appendNum(7, $val); } $this->bstream = $bs; return 0; } catch (Exception $e) { return -1; } } public function encodeModeAn($version) { try { $words = (int) ($this->size / 2); $bs = new QRbitstream(); $bs->appendNum(4, 0x02); $bs->appendNum(QRspec::lengthIndicator(QR_MODE_AN, $version), $this->size); for ($i = 0; $i < $words; $i++) { $val = (int) QRinput::lookAnTable(ord($this->data[$i * 2])) * 45; $val += (int) QRinput::lookAnTable(ord($this->data[$i * 2 + 1])); $bs->appendNum(11, $val); } if ($this->size & 1) { $val = QRinput::lookAnTable(ord($this->data[$words * 2])); $bs->appendNum(6, $val); } $this->bstream = $bs; return 0; } catch (Exception $e) { return -1; } } public function encodeMode8($version) { try { $bs = new QRbitstream(); $bs->appendNum(4, 0x4); $bs->appendNum(QRspec::lengthIndicator(QR_MODE_8, $version), $this->size); for ($i = 0; $i < $this->size; $i++) { $bs->appendNum(8, ord($this->data[$i])); } $this->bstream = $bs; return 0; } catch (Exception $e) { return -1; } } public function encodeModeKanji($version) { try { $bs = new QRbitrtream(); $bs->appendNum(4, 0x8); $bs->appendNum(QRspec::lengthIndicator(QR_MODE_KANJI, $version), (int) ($this->size / 2)); for ($i = 0; $i < $this->size; $i+=2) { $val = (ord($this->data[$i]) << 8) | ord($this->data[$i + 1]); if ($val <= 0x9ffc) { $val -= 0x8140; } else { $val -= 0xc140; } $h = ($val >> 8) * 0xc0; $val = ($val & 0xff) + $h; $bs->appendNum(13, $val); } $this->bstream = $bs; return 0; } catch (Exception $e) { return -1; } } public function encodeModeStructure() { try { $bs = new QRbitstream(); $bs->appendNum(4, 0x03); $bs->appendNum(4, ord($this->data[1]) - 1); $bs->appendNum(4, ord($this->data[0]) - 1); $bs->appendNum(8, ord($this->data[2])); $this->bstream = $bs; return 0; } catch (Exception $e) { return -1; } } public function estimateBitStreamSizeOfEntry($version) { $bits = 0; if ($version == 0) $version = 1; switch ($this->mode) { case QR_MODE_NUM: $bits = QRinput::estimateBitsModeNum($this->size); break; case QR_MODE_AN: $bits = QRinput::estimateBitsModeAn($this->size); break; case QR_MODE_8: $bits = QRinput::estimateBitsMode8($this->size); break; case QR_MODE_KANJI: $bits = QRinput::estimateBitsModeKanji($this->size); break; case QR_MODE_STRUCTURE: return STRUCTURE_HEADER_BITS; default: return 0; } $l = QRspec::lengthIndicator($this->mode, $version); $m = 1 << $l; $num = (int) (($this->size + $m - 1) / $m); $bits += $num * (4 + $l); return $bits; } public function encodeBitStream($version) { try { unset($this->bstream); $words = QRspec::maximumWords($this->mode, $version); if ($this->size > $words) { $st1 = new QRinputItem($this->mode, $words, $this->data); $st2 = new QRinputItem($this->mode, $this->size - $words, array_slice($this->data, $words)); $st1->encodeBitStream($version); $st2->encodeBitStream($version); $this->bstream = new QRbitstream(); $this->bstream->append($st1->bstream); $this->bstream->append($st2->bstream); unset($st1); unset($st2); } else { $ret = 0; switch ($this->mode) { case QR_MODE_NUM: $ret = $this->encodeModeNum($version); break; case QR_MODE_AN: $ret = $this->encodeModeAn($version); break; case QR_MODE_8: $ret = $this->encodeMode8($version); break; case QR_MODE_KANJI: $ret = $this->encodeModeKanji($version); break; case QR_MODE_STRUCTURE: $ret = $this->encodeModeStructure(); break; default: break; } if ($ret < 0) return -1; } return $this->bstream->size(); } catch (Exception $e) { return -1; } } } ; class QRinput { public $items; private $version; private $level; public function __construct($version = 0, $level = QR_ECLEVEL_L) { if ($version < 0 || $version > QRSPEC_VERSION_MAX || $level > QR_ECLEVEL_H) { throw new Exception('Invalid version no'); return NULL; } $this->version = $version; $this->level = $level; } public function getVersion() { return $this->version; } public function setVersion($version) { if ($version < 0 || $version > QRSPEC_VERSION_MAX) { throw new Exception('Invalid version no'); return -1; } $this->version = $version; return 0; } public function getErrorCorrectionLevel() { return $this->level; } public function setErrorCorrectionLevel($level) { if ($level > QR_ECLEVEL_H) { throw new Exception('Invalid ECLEVEL'); return -1; } $this->level = $level; return 0; } public function appendEntry(QRinputItem $entry) { $this->items[] = $entry; } public function append($mode, $size, $data) { try { $entry = new QRinputItem($mode, $size, $data); $this->items[] = $entry; return 0; } catch (Exception $e) { return -1; } } public function insertStructuredAppendHeader($size, $index, $parity) { if ($size > MAX_STRUCTURED_SYMBOLS) { throw new Exception('insertStructuredAppendHeader wrong size'); } if ($index <= 0 || $index > MAX_STRUCTURED_SYMBOLS) { throw new Exception('insertStructuredAppendHeader wrong index'); } $buf = array($size, $index, $parity); try { $entry = new QRinputItem(QR_MODE_STRUCTURE, 3, buf); array_unshift($this->items, $entry); return 0; } catch (Exception $e) { return -1; } } public function calcParity() { $parity = 0; foreach ($this->items as $item) { if ($item->mode != QR_MODE_STRUCTURE) { for ($i = $item->size - 1; $i >= 0; $i--) { $parity ^= $item->data[$i]; } } } return $parity; } public static function checkModeNum($size, $data) { for ($i = 0; $i < $size; $i++) { if ((ord($data[$i]) < ord('0')) || (ord($data[$i]) > ord('9'))) { return false; } } return true; } public static function estimateBitsModeNum($size) { $w = (int) $size / 3; $bits = $w * 10; switch ($size - $w * 3) { case 1: $bits += 4; break; case 2: $bits += 7; break; default: break; } return $bits; } public static $anTable = array( -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 36, -1, -1, -1, 37, 38, -1, -1, -1, -1, 39, 40, -1, 41, 42, 43, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 44, -1, -1, -1, -1, -1, -1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 ); public static function lookAnTable($c) { return (($c > 127) ? -1 : self::$anTable[$c]); } public static function checkModeAn($size, $data) { for ($i = 0; $i < $size; $i++) { if (self::lookAnTable(ord($data[$i])) == -1) { return false; } } return true; } public static function estimateBitsModeAn($size) { $w = (int) ($size / 2); $bits = $w * 11; if ($size & 1) { $bits += 6; } return $bits; } public static function estimateBitsMode8($size) { return $size * 8; } public function estimateBitsModeKanji($size) { return (int) (($size / 2) * 13); } public static function checkModeKanji($size, $data) { if ($size & 1) return false; for ($i = 0; $i < $size; $i+=2) { $val = (ord($data[$i]) << 8) | ord($data[$i + 1]); if ($val < 0x8140 || ($val > 0x9ffc && $val < 0xe040) || $val > 0xebbf) { return false; } } return true; } public static function check($mode, $size, $data) { if ($size <= 0) return false; switch ($mode) { case QR_MODE_NUM: return self::checkModeNum($size, $data); break; case QR_MODE_AN: return self::checkModeAn($size, $data); break; case QR_MODE_KANJI: return self::checkModeKanji($size, $data); break; case QR_MODE_8: return true; break; case QR_MODE_STRUCTURE: return true; break; default: break; } return false; } public function estimateBitStreamSize($version) { $bits = 0; foreach ($this->items as $item) { $bits += $item->estimateBitStreamSizeOfEntry($version); } return $bits; } public function estimateVersion() { $version = 0; $prev = 0; do { $prev = $version; $bits = $this->estimateBitStreamSize($prev); $version = QRspec::getMinimumVersion((int) (($bits + 7) / 8), $this->level); if ($version < 0) { return -1; } } while ($version > $prev); return $version; } public static function lengthOfCode($mode, $version, $bits) { $payload = $bits - 4 - QRspec::lengthIndicator($mode, $version); switch ($mode) { case QR_MODE_NUM: $chunks = (int) ($payload / 10); $remain = $payload - $chunks * 10; $size = $chunks * 3; if ($remain >= 7) { $size += 2; } else if ($remain >= 4) { $size += 1; } break; case QR_MODE_AN: $chunks = (int) ($payload / 11); $remain = $payload - $chunks * 11; $size = $chunks * 2; if ($remain >= 6) $size++; break; case QR_MODE_8: $size = (int) ($payload / 8); break; case QR_MODE_KANJI: $size = (int) (($payload / 13) * 2); break; case QR_MODE_STRUCTURE: $size = (int) ($payload / 8); break; default: $size = 0; break; } $maxsize = QRspec::maximumWords($mode, $version); if ($size < 0) $size = 0; if ($size > $maxsize) $size = $maxsize; return $size; } public function createBitStream() { $total = 0; foreach ($this->items as $item) { $bits = $item->encodeBitStream($this->version); if ($bits < 0) return -1; $total += $bits; } return $total; } public function convertData() { $ver = $this->estimateVersion(); if ($ver > $this->getVersion()) { $this->setVersion($ver); } for (;;) { $bits = $this->createBitStream(); if ($bits < 0) return -1; $ver = QRspec::getMinimumVersion((int) (($bits + 7) / 8), $this->level); if ($ver < 0) { throw new Exception('WRONG VERSION'); return -1; } else if ($ver > $this->getVersion()) { $this->setVersion($ver); } else { break; } } return 0; } public function appendPaddingBit(&$bstream) { $bits = $bstream->size(); $maxwords = QRspec::getDataLength($this->version, $this->level); $maxbits = $maxwords * 8; if ($maxbits == $bits) { return 0; } if ($maxbits - $bits < 5) { return $bstream->appendNum($maxbits - $bits, 0); } $bits += 4; $words = (int) (($bits + 7) / 8); $padding = new QRbitstream(); $ret = $padding->appendNum($words * 8 - $bits + 4, 0); if ($ret < 0) return $ret; $padlen = $maxwords - $words; if ($padlen > 0) { $padbuf = array(); for ($i = 0; $i < $padlen; $i++) { $padbuf[$i] = ($i & 1) ? 0x11 : 0xec; } $ret = $padding->appendBytes($padlen, $padbuf); if ($ret < 0) return $ret; } $ret = $bstream->append($padding); return $ret; } public function mergeBitStream() { if ($this->convertData() < 0) { return null; } $bstream = new QRbitstream(); foreach ($this->items as $item) { $ret = $bstream->append($item->bstream); if ($ret < 0) { return null; } } return $bstream; } public function getBitStream() { $bstream = $this->mergeBitStream(); if ($bstream == null) { return null; } $ret = $this->appendPaddingBit($bstream); if ($ret < 0) { return null; } return $bstream; } public function getByteStream() { $bstream = $this->getBitStream(); if ($bstream == null) { return null; } return $bstream->toByte(); } } class QRbitstream { public $data = array(); public function size() { return count($this->data); } public function allocate($setLength) { $this->data = array_fill(0, $setLength, 0); return 0; } public static function newFromNum($bits, $num) { $bstream = new QRbitstream(); $bstream->allocate($bits); $mask = 1 << ($bits - 1); for ($i = 0; $i < $bits; $i++) { if ($num & $mask) { $bstream->data[$i] = 1; } else { $bstream->data[$i] = 0; } $mask = $mask >> 1; } return $bstream; } public static function newFromBytes($size, $data) { $bstream = new QRbitstream(); $bstream->allocate($size * 8); $p = 0; for ($i = 0; $i < $size; $i++) { $mask = 0x80; for ($j = 0; $j < 8; $j++) { if ($data[$i] & $mask) { $bstream->data[$p] = 1; } else { $bstream->data[$p] = 0; } $p++; $mask = $mask >> 1; } } return $bstream; } public function append(QRbitstream $arg) { if (is_null($arg)) { return -1; } if ($arg->size() == 0) { return 0; } if ($this->size() == 0) { $this->data = $arg->data; return 0; } $this->data = array_values(array_merge($this->data, $arg->data)); return 0; } public function appendNum($bits, $num) { if ($bits == 0) return 0; $b = QRbitstream::newFromNum($bits, $num); if (is_null($b)) return -1; $ret = $this->append($b); unset($b); return $ret; } public function appendBytes($size, $data) { if ($size == 0) return 0; $b = QRbitstream::newFromBytes($size, $data); if (is_null($b)) return -1; $ret = $this->append($b); unset($b); return $ret; } public function toByte() { $size = $this->size(); if ($size == 0) { return array(); } $data = array_fill(0, (int) (($size + 7) / 8), 0); $bytes = (int) ($size / 8); $p = 0; for ($i = 0; $i < $bytes; $i++) { $v = 0; for ($j = 0; $j < 8; $j++) { $v = $v << 1; $v |= $this->data[$p]; $p++; } $data[$i] = $v; } if ($size & 7) { $v = 0; for ($j = 0; $j < ($size & 7); $j++) { $v = $v << 1; $v |= $this->data[$p]; $p++; } $data[$bytes] = $v; } return $data; } } class QRsplit { public $dataStr = ''; public $input; public $modeHint; public function __construct($dataStr, $input, $modeHint) { $this->dataStr = $dataStr; $this->input = $input; $this->modeHint = $modeHint; } public static function isdigitat($str, $pos) { if ($pos >= strlen($str)) return false; return ((ord($str[$pos]) >= ord('0')) && (ord($str[$pos]) <= ord('9'))); } public static function isalnumat($str, $pos) { if ($pos >= strlen($str)) return false; return (QRinput::lookAnTable(ord($str[$pos])) >= 0); } public function identifyMode($pos) { if ($pos >= strlen($this->dataStr)) return QR_MODE_NUL; $c = $this->dataStr[$pos]; if (self::isdigitat($this->dataStr, $pos)) { return QR_MODE_NUM; } else if (self::isalnumat($this->dataStr, $pos)) { return QR_MODE_AN; } else if ($this->modeHint == QR_MODE_KANJI) { if ($pos + 1 < strlen($this->dataStr)) { $d = $this->dataStr[$pos + 1]; $word = (ord($c) << 8) | ord($d); if (($word >= 0x8140 && $word <= 0x9ffc) || ($word >= 0xe040 && $word <= 0xebbf)) { return QR_MODE_KANJI; } } } return QR_MODE_8; } public function eatNum() { $ln = QRspec::lengthIndicator(QR_MODE_NUM, $this->input->getVersion()); $p = 0; while (self::isdigitat($this->dataStr, $p)) { $p++; } $run = $p; $mode = $this->identifyMode($p); if ($mode == QR_MODE_8) { $dif = QRinput::estimateBitsModeNum($run) + 4 + $ln + QRinput::estimateBitsMode8(1) - QRinput::estimateBitsMode8($run + 1); if ($dif > 0) { return $this->eat8(); } } if ($mode == QR_MODE_AN) { $dif = QRinput::estimateBitsModeNum($run) + 4 + $ln + QRinput::estimateBitsModeAn(1) - QRinput::estimateBitsModeAn($run + 1); if ($dif > 0) { return $this->eatAn(); } } $ret = $this->input->append(QR_MODE_NUM, $run, str_split($this->dataStr)); if ($ret < 0) return -1; return $run; } public function eatAn() { $la = QRspec::lengthIndicator(QR_MODE_AN, $this->input->getVersion()); $ln = QRspec::lengthIndicator(QR_MODE_NUM, $this->input->getVersion()); $p = 0; while (self::isalnumat($this->dataStr, $p)) { if (self::isdigitat($this->dataStr, $p)) { $q = $p; while (self::isdigitat($this->dataStr, $q)) { $q++; } $dif = QRinput::estimateBitsModeAn($p) + QRinput::estimateBitsModeNum($q - $p) + 4 + $ln - QRinput::estimateBitsModeAn($q); if ($dif < 0) { break; } else { $p = $q; } } else { $p++; } } $run = $p; if (!self::isalnumat($this->dataStr, $p)) { $dif = QRinput::estimateBitsModeAn($run) + 4 + $la + QRinput::estimateBitsMode8(1) - QRinput::estimateBitsMode8($run + 1); if ($dif > 0) { return $this->eat8(); } } $ret = $this->input->append(QR_MODE_AN, $run, str_split($this->dataStr)); if ($ret < 0) return -1; return $run; } public function eatKanji() { $p = 0; while ($this->identifyMode($p) == QR_MODE_KANJI) { $p += 2; } $ret = $this->input->append(QR_MODE_KANJI, $p, str_split($this->dataStr)); if ($ret < 0) return -1; return $run; } public function eat8() { $la = QRspec::lengthIndicator(QR_MODE_AN, $this->input->getVersion()); $ln = QRspec::lengthIndicator(QR_MODE_NUM, $this->input->getVersion()); $p = 1; $dataStrLen = strlen($this->dataStr); while ($p < $dataStrLen) { $mode = $this->identifyMode($p); if ($mode == QR_MODE_KANJI) { break; } if ($mode == QR_MODE_NUM) { $q = $p; while (self::isdigitat($this->dataStr, $q)) { $q++; } $dif = QRinput::estimateBitsMode8($p) + QRinput::estimateBitsModeNum($q - $p) + 4 + $ln - QRinput::estimateBitsMode8($q); if ($dif < 0) { break; } else { $p = $q; } } else if ($mode == QR_MODE_AN) { $q = $p; while (self::isalnumat($this->dataStr, $q)) { $q++; } $dif = QRinput::estimateBitsMode8($p) + QRinput::estimateBitsModeAn($q - $p) + 4 + $la - QRinput::estimateBitsMode8($q); if ($dif < 0) { break; } else { $p = $q; } } else { $p++; } } $run = $p; $ret = $this->input->append(QR_MODE_8, $run, str_split($this->dataStr)); if ($ret < 0) return -1; return $run; } public function splitString() { while (strlen($this->dataStr) > 0) { if ($this->dataStr == '') return 0; $mode = $this->identifyMode(0); switch ($mode) { case QR_MODE_NUM: $length = $this->eatNum(); break; case QR_MODE_AN: $length = $this->eatAn(); break; case QR_MODE_KANJI: if ($hint == QR_MODE_KANJI) $length = $this->eatKanji(); else $length = $this->eat8(); break; default: $length = $this->eat8(); break; } if ($length == 0) return 0; if ($length < 0) return -1; $this->dataStr = substr($this->dataStr, $length); } } public function toUpper() { $stringLen = strlen($this->dataStr); $p = 0; while ($p < $stringLen) { $mode = self::identifyMode(substr($this->dataStr, $p), $this->modeHint); if ($mode == QR_MODE_KANJI) { $p += 2; } else { if (ord($this->dataStr[$p]) >= ord('a') && ord($this->dataStr[$p]) <= ord('z')) { $this->dataStr[$p] = chr(ord($this->dataStr[$p]) - 32); } $p++; } } return $this->dataStr; } public static function splitStringToQRinput($string, QRinput $input, $modeHint, $casesensitive = true) { if (is_null($string) || $string == '\0' || $string == '') { throw new Exception('empty string!!!'); } $split = new QRsplit($string, $input, $modeHint); if (!$casesensitive) $split->toUpper(); return $split->splitString(); } } class QRrsItem { public $mm; public $nn; public $alpha_to = array(); public $index_of = array(); public $genpoly = array(); public $nroots; public $fcr; public $prim; public $iprim; public $pad; public $gfpoly; public function modnn($x) { while ($x >= $this->nn) { $x -= $this->nn; $x = ($x >> $this->mm) + ($x & $this->nn); } return $x; } public static function init_rs_char($symsize, $gfpoly, $fcr, $prim, $nroots, $pad) { $rs = null; if ($symsize < 0 || $symsize > 8) return $rs; if ($fcr < 0 || $fcr >= (1 << $symsize)) return $rs; if ($prim <= 0 || $prim >= (1 << $symsize)) return $rs; if ($nroots < 0 || $nroots >= (1 << $symsize)) return $rs; if ($pad < 0 || $pad >= ((1 << $symsize) - 1 - $nroots)) return $rs; $rs = new QRrsItem(); $rs->mm = $symsize; $rs->nn = (1 << $symsize) - 1; $rs->pad = $pad; $rs->alpha_to = array_fill(0, $rs->nn + 1, 0); $rs->index_of = array_fill(0, $rs->nn + 1, 0); $NN = & $rs->nn; $A0 = & $NN; $rs->index_of[0] = $A0; $rs->alpha_to[$A0] = 0; $sr = 1; for ($i = 0; $i < $rs->nn; $i++) { $rs->index_of[$sr] = $i; $rs->alpha_to[$i] = $sr; $sr <<= 1; if ($sr & (1 << $symsize)) { $sr ^= $gfpoly; } $sr &= $rs->nn; } if ($sr != 1) { $rs = NULL; return $rs; } $rs->genpoly = array_fill(0, $nroots + 1, 0); $rs->fcr = $fcr; $rs->prim = $prim; $rs->nroots = $nroots; $rs->gfpoly = $gfpoly; for ($iprim = 1; ($iprim % $prim) != 0; $iprim += $rs->nn) ; $rs->iprim = (int) ($iprim / $prim); $rs->genpoly[0] = 1; for ($i = 0, $root = $fcr * $prim; $i < $nroots; $i++, $root += $prim) { $rs->genpoly[$i + 1] = 1; for ($j = $i; $j > 0; $j--) { if ($rs->genpoly[$j] != 0) { $rs->genpoly[$j] = $rs->genpoly[$j - 1] ^ $rs->alpha_to[$rs->modnn($rs->index_of[$rs->genpoly[$j]] + $root)]; } else { $rs->genpoly[$j] = $rs->genpoly[$j - 1]; } } $rs->genpoly[0] = $rs->alpha_to[$rs->modnn($rs->index_of[$rs->genpoly[0]] + $root)]; } for ($i = 0; $i <= $nroots; $i++) $rs->genpoly[$i] = $rs->index_of[$rs->genpoly[$i]]; return $rs; } public function encode_rs_char($data, &$parity) { $MM = & $this->mm; $NN = & $this->nn; $ALPHA_TO = & $this->alpha_to; $INDEX_OF = & $this->index_of; $GENPOLY = & $this->genpoly; $NROOTS = & $this->nroots; $FCR = & $this->fcr; $PRIM = & $this->prim; $IPRIM = & $this->iprim; $PAD = & $this->pad; $A0 = & $NN; $parity = array_fill(0, $NROOTS, 0); for ($i = 0; $i < ($NN - $NROOTS - $PAD); $i++) { $feedback = $INDEX_OF[$data[$i] ^ $parity[0]]; if ($feedback != $A0) { $feedback = $this->modnn($NN - $GENPOLY[$NROOTS] + $feedback); for ($j = 1; $j < $NROOTS; $j++) { $parity[$j] ^= $ALPHA_TO[$this->modnn($feedback + $GENPOLY[$NROOTS - $j])]; } } array_shift($parity); if ($feedback != $A0) { array_push($parity, $ALPHA_TO[$this->modnn($feedback + $GENPOLY[0])]); } else { array_push($parity, 0); } } } } class QRrs { public static $items = array(); public static function init_rs($symsize, $gfpoly, $fcr, $prim, $nroots, $pad) { foreach (self::$items as $rs) { if ($rs->pad != $pad) continue; if ($rs->nroots != $nroots) continue; if ($rs->mm != $symsize) continue; if ($rs->gfpoly != $gfpoly) continue; if ($rs->fcr != $fcr) continue; if ($rs->prim != $prim) continue; return $rs; } $rs = QRrsItem::init_rs_char($symsize, $gfpoly, $fcr, $prim, $nroots, $pad); array_unshift(self::$items, $rs); return $rs; } } define('N1', 3); define('N2', 3); define('N3', 40); define('N4', 10); class QRmask { public $runLength = array(); public function __construct() { $this->runLength = array_fill(0, QRSPEC_WIDTH_MAX + 1, 0); } public function writeFormatInformation($width, &$frame, $mask, $level) { $blacks = 0; $format = QRspec::getFormatInfo($mask, $level); for ($i = 0; $i < 8; $i++) { if ($format & 1) { $blacks += 2; $v = 0x85; } else { $v = 0x84; } $frame[8][$width - 1 - $i] = chr($v); if ($i < 6) { $frame[$i][8] = chr($v); } else { $frame[$i + 1][8] = chr($v); } $format = $format >> 1; } for ($i = 0; $i < 7; $i++) { if ($format & 1) { $blacks += 2; $v = 0x85; } else { $v = 0x84; } $frame[$width - 7 + $i][8] = chr($v); if ($i == 0) { $frame[8][7] = chr($v); } else { $frame[8][6 - $i] = chr($v); } $format = $format >> 1; } return $blacks; } public function mask0($x, $y) { return ($x + $y) & 1; } public function mask1($x, $y) { return ($y & 1); } public function mask2($x, $y) { return ($x % 3); } public function mask3($x, $y) { return ($x + $y) % 3; } public function mask4($x, $y) { return (((int) ($y / 2)) + ((int) ($x / 3))) & 1; } public function mask5($x, $y) { return (($x * $y) & 1) + ($x * $y) % 3; } public function mask6($x, $y) { return ((($x * $y) & 1) + ($x * $y) % 3) & 1; } public function mask7($x, $y) { return ((($x * $y) % 3) + (($x + $y) & 1)) & 1; } private function generateMaskNo($maskNo, $width, $frame) { $bitMask = array_fill(0, $width, array_fill(0, $width, 0)); for ($y = 0; $y < $width; $y++) { for ($x = 0; $x < $width; $x++) { if (ord($frame[$y][$x]) & 0x80) { $bitMask[$y][$x] = 0; } else { $maskFunc = call_user_func(array($this, 'mask' . $maskNo), $x, $y); $bitMask[$y][$x] = ($maskFunc == 0) ? 1 : 0; } } } return $bitMask; } public static function serial($bitFrame) { $codeArr = array(); foreach ($bitFrame as $line) $codeArr[] = join('', $line); return gzcompress(join("\n", $codeArr), 9); } public static function unserial($code) { $codeArr = array(); $codeLines = explode("\n", gzuncompress($code)); foreach ($codeLines as $line) $codeArr[] = str_split($line); return $codeArr; } public function makeMaskNo($maskNo, $width, $s, &$d, $maskGenOnly = false) { $b = 0; $bitMask = array(); $fileName = QR_CACHE_DIR . 'mask_' . $maskNo . DIRECTORY_SEPARATOR . 'mask_' . $width . '_' . $maskNo . '.dat'; if (QR_CACHEABLE) { if (file_exists($fileName)) { $bitMask = self::unserial(file_get_contents($fileName)); } else { $bitMask = $this->generateMaskNo($maskNo, $width, $s, $d); if (!file_exists(QR_CACHE_DIR . 'mask_' . $maskNo)) mkdir(QR_CACHE_DIR . 'mask_' . $maskNo); file_put_contents($fileName, self::serial($bitMask)); } } else { $bitMask = $this->generateMaskNo($maskNo, $width, $s, $d); } if ($maskGenOnly) return; $d = $s; for ($y = 0; $y < $width; $y++) { for ($x = 0; $x < $width; $x++) { if ($bitMask[$y][$x] == 1) { $d[$y][$x] = chr(ord($s[$y][$x]) ^ (int) $bitMask[$y][$x]); } $b += (int) (ord($d[$y][$x]) & 1); } } return $b; } public function makeMask($width, $frame, $maskNo, $level) { $masked = array_fill(0, $width, str_repeat("\0", $width)); $this->makeMaskNo($maskNo, $width, $frame, $masked); $this->writeFormatInformation($width, $masked, $maskNo, $level); return $masked; } public function calcN1N3($length) { $demerit = 0; for ($i = 0; $i < $length; $i++) { if ($this->runLength[$i] >= 5) { $demerit += (N1 + ($this->runLength[$i] - 5)); } if ($i & 1) { if (($i >= 3) && ($i < ($length - 2)) && ($this->runLength[$i] % 3 == 0)) { $fact = (int) ($this->runLength[$i] / 3); if (($this->runLength[$i - 2] == $fact) && ($this->runLength[$i - 1] == $fact) && ($this->runLength[$i + 1] == $fact) && ($this->runLength[$i + 2] == $fact)) { if (($this->runLength[$i - 3] < 0) || ($this->runLength[$i - 3] >= (4 * $fact))) { $demerit += N3; } else if ((($i + 3) >= $length) || ($this->runLength[$i + 3] >= (4 * $fact))) { $demerit += N3; } } } } } return $demerit; } public function evaluateSymbol($width, $frame) { $head = 0; $demerit = 0; for ($y = 0; $y < $width; $y++) { $head = 0; $this->runLength[0] = 1; $frameY = $frame[$y]; if ($y > 0) $frameYM = $frame[$y - 1]; for ($x = 0; $x < $width; $x++) { if (($x > 0) && ($y > 0)) { $b22 = ord($frameY[$x]) & ord($frameY[$x - 1]) & ord($frameYM[$x]) & ord($frameYM[$x - 1]); $w22 = ord($frameY[$x]) | ord($frameY[$x - 1]) | ord($frameYM[$x]) | ord($frameYM[$x - 1]); if (($b22 | ($w22 ^ 1)) & 1) { $demerit += N2; } } if (($x == 0) && (ord($frameY[$x]) & 1)) { $this->runLength[0] = -1; $head = 1; $this->runLength[$head] = 1; } else if ($x > 0) { if ((ord($frameY[$x]) ^ ord($frameY[$x - 1])) & 1) { $head++; $this->runLength[$head] = 1; } else { $this->runLength[$head]++; } } } $demerit += $this->calcN1N3($head + 1); } for ($x = 0; $x < $width; $x++) { $head = 0; $this->runLength[0] = 1; for ($y = 0; $y < $width; $y++) { if ($y == 0 && (ord($frame[$y][$x]) & 1)) { $this->runLength[0] = -1; $head = 1; $this->runLength[$head] = 1; } else if ($y > 0) { if ((ord($frame[$y][$x]) ^ ord($frame[$y - 1][$x])) & 1) { $head++; $this->runLength[$head] = 1; } else { $this->runLength[$head]++; } } } $demerit += $this->calcN1N3($head + 1); } return $demerit; } public function mask($width, $frame, $level) { $minDemerit = PHP_INT_MAX; $bestMaskNum = 0; $bestMask = array(); $checked_masks = array(0, 1, 2, 3, 4, 5, 6, 7); if (QR_FIND_FROM_RANDOM !== false) { $howManuOut = 8 - (QR_FIND_FROM_RANDOM % 9); for ($i = 0; $i < $howManuOut; $i++) { $remPos = rand(0, count($checked_masks) - 1); unset($checked_masks[$remPos]); $checked_masks = array_values($checked_masks); } } $bestMask = $frame; foreach ($checked_masks as $i) { $mask = array_fill(0, $width, str_repeat("\0", $width)); $demerit = 0; $blacks = 0; $blacks = $this->makeMaskNo($i, $width, $frame, $mask); $blacks += $this->writeFormatInformation($width, $mask, $i, $level); $blacks = (int) (100 * $blacks / ($width * $width)); $demerit = (int) ((int) (abs($blacks - 50) / 5) * N4); $demerit += $this->evaluateSymbol($width, $mask); if ($demerit < $minDemerit) { $minDemerit = $demerit; $bestMask = $mask; $bestMaskNum = $i; } } return $bestMask; } } class QRrsblock { public $dataLength; public $data = array(); public $eccLength; public $ecc = array(); public function __construct($dl, $data, $el, &$ecc, QRrsItem $rs) { $rs->encode_rs_char($data, $ecc); $this->dataLength = $dl; $this->data = $data; $this->eccLength = $el; $this->ecc = $ecc; } } ; class QRrawcode { public $version; public $datacode = array(); public $ecccode = array(); public $blocks; public $rsblocks = array(); public $count; public $dataLength; public $eccLength; public $b1; public function __construct(QRinput $input) { $spec = array(0, 0, 0, 0, 0); $this->datacode = $input->getByteStream(); if (is_null($this->datacode)) { throw new Exception('null imput string'); } QRspec::getEccSpec($input->getVersion(), $input->getErrorCorrectionLevel(), $spec); $this->version = $input->getVersion(); $this->b1 = QRspec::rsBlockNum1($spec); $this->dataLength = QRspec::rsDataLength($spec); $this->eccLength = QRspec::rsEccLength($spec); $this->ecccode = array_fill(0, $this->eccLength, 0); $this->blocks = QRspec::rsBlockNum($spec); $ret = $this->init($spec); if ($ret < 0) { throw new Exception('block alloc error'); return null; } $this->count = 0; } public function init(array $spec) { $dl = QRspec::rsDataCodes1($spec); $el = QRspec::rsEccCodes1($spec); $rs = QRrs::init_rs(8, 0x11d, 0, 1, $el, 255 - $dl - $el); $blockNo = 0; $dataPos = 0; $eccPos = 0; for ($i = 0; $i < QRspec::rsBlockNum1($spec); $i++) { $ecc = array_slice($this->ecccode, $eccPos); $this->rsblocks[$blockNo] = new QRrsblock($dl, array_slice($this->datacode, $dataPos), $el, $ecc, $rs); $this->ecccode = array_merge(array_slice($this->ecccode, 0, $eccPos), $ecc); $dataPos += $dl; $eccPos += $el; $blockNo++; } if (QRspec::rsBlockNum2($spec) == 0) return 0; $dl = QRspec::rsDataCodes2($spec); $el = QRspec::rsEccCodes2($spec); $rs = QRrs::init_rs(8, 0x11d, 0, 1, $el, 255 - $dl - $el); if ($rs == NULL) return -1; for ($i = 0; $i < QRspec::rsBlockNum2($spec); $i++) { $ecc = array_slice($this->ecccode, $eccPos); $this->rsblocks[$blockNo] = new QRrsblock($dl, array_slice($this->datacode, $dataPos), $el, $ecc, $rs); $this->ecccode = array_merge(array_slice($this->ecccode, 0, $eccPos), $ecc); $dataPos += $dl; $eccPos += $el; $blockNo++; } return 0; } public function getCode() { $ret; if ($this->count < $this->dataLength) { $row = $this->count % $this->blocks; $col = $this->count / $this->blocks; if ($col >= $this->rsblocks[0]->dataLength) { $row += $this->b1; } $ret = $this->rsblocks[$row]->data[$col]; } else if ($this->count < $this->dataLength + $this->eccLength) { $row = ($this->count - $this->dataLength) % $this->blocks; $col = ($this->count - $this->dataLength) / $this->blocks; $ret = $this->rsblocks[$row]->ecc[$col]; } else { return 0; } $this->count++; return $ret; } } class QRcode { public $version; public $width; public $data; public function encodeMask(QRinput $input, $mask) { if ($input->getVersion() < 0 || $input->getVersion() > QRSPEC_VERSION_MAX) { throw new Exception('wrong version'); } if ($input->getErrorCorrectionLevel() > QR_ECLEVEL_H) { throw new Exception('wrong level'); } $raw = new QRrawcode($input); QRtools::markTime('after_raw'); $version = $raw->version; $width = QRspec::getWidth($version); $frame = QRspec::newFrame($version); $filler = new FrameFiller($width, $frame); if (is_null($filler)) { return NULL; } for ($i = 0; $i < $raw->dataLength + $raw->eccLength; $i++) { $code = $raw->getCode(); $bit = 0x80; for ($j = 0; $j < 8; $j++) { $addr = $filler->next(); $filler->setFrameAt($addr, 0x02 | (($bit & $code) != 0)); $bit = $bit >> 1; } } QRtools::markTime('after_filler'); unset($raw); $j = QRspec::getRemainder($version); for ($i = 0; $i < $j; $i++) { $addr = $filler->next(); $filler->setFrameAt($addr, 0x02); } $frame = $filler->frame; unset($filler); $maskObj = new QRmask(); if ($mask < 0) { if (QR_FIND_BEST_MASK) { $masked = $maskObj->mask($width, $frame, $input->getErrorCorrectionLevel()); } else { $masked = $maskObj->makeMask($width, $frame, (intval(QR_DEFAULT_MASK) % 8), $input->getErrorCorrectionLevel()); } } else { $masked = $maskObj->makeMask($width, $frame, $mask, $input->getErrorCorrectionLevel()); } if ($masked == NULL) { return NULL; } QRtools::markTime('after_mask'); $this->version = $version; $this->width = $width; $this->data = $masked; return $this; } public function encodeInput(QRinput $input) { return $this->encodeMask($input, -1); } public function encodeString8bit($string, $version, $level) { if (string == NULL) { throw new Exception('empty string!'); return NULL; } $input = new QRinput($version, $level); if ($input == NULL) return NULL; $ret = $input->append($input, QR_MODE_8, strlen($string), str_split($string)); if ($ret < 0) { unset($input); return NULL; } return $this->encodeInput($input); } public function encodeString($string, $version, $level, $hint, $casesensitive) { if ($hint != QR_MODE_8 && $hint != QR_MODE_KANJI) { throw new Exception('bad hint'); return NULL; } $input = new QRinput($version, $level); if ($input == NULL) return NULL; $ret = QRsplit::splitStringToQRinput($string, $input, $hint, $casesensitive); if ($ret < 0) { return NULL; } return $this->encodeInput($input); } public static function png($text, $outfile = false, $level = QR_ECLEVEL_L, $size = 3, $margin = 4, $saveandprint = false) { $enc = QRencode::factory($level, $size, $margin); return $enc->encodePNG($text, $outfile, $saveandprint = false); } public static function text($text, $outfile = false, $level = QR_ECLEVEL_L, $size = 3, $margin = 4) { $enc = QRencode::factory($level, $size, $margin); return $enc->encode($text, $outfile); } public static function raw($text, $outfile = false, $level = QR_ECLEVEL_L, $size = 3, $margin = 4) { $enc = QRencode::factory($level, $size, $margin); return $enc->encodeRAW($text, $outfile); } } class FrameFiller { public $width; public $frame; public $x; public $y; public $dir; public $bit; public function __construct($width, &$frame) { $this->width = $width; $this->frame = $frame; $this->x = $width - 1; $this->y = $width - 1; $this->dir = -1; $this->bit = -1; } public function setFrameAt($at, $val) { $this->frame[$at['y']][$at['x']] = chr($val); } public function getFrameAt($at) { return ord($this->frame[$at['y']][$at['x']]); } public function next() { do { if ($this->bit == -1) { $this->bit = 0; return array('x' => $this->x, 'y' => $this->y); } $x = $this->x; $y = $this->y; $w = $this->width; if ($this->bit == 0) { $x--; $this->bit++; } else { $x++; $y += $this->dir; $this->bit--; } if ($this->dir < 0) { if ($y < 0) { $y = 0; $x -= 2; $this->dir = 1; if ($x == 6) { $x--; $y = 9; } } } else { if ($y == $w) { $y = $w - 1; $x -= 2; $this->dir = -1; if ($x == 6) { $x--; $y -= 8; } } } if ($x < 0 || $y < 0) return null; $this->x = $x; $this->y = $y; } while (ord($this->frame[$y][$x]) & 0x80); return array('x' => $x, 'y' => $y); } } ; class QRencode { public $casesensitive = true; public $eightbit = false; public $version = 0; public $size = 3; public $margin = 4; public $structured = 0; public $level = QR_ECLEVEL_L; public $hint = QR_MODE_8; public static function factory($level = QR_ECLEVEL_L, $size = 3, $margin = 4) { $enc = new QRencode(); $enc->size = $size; $enc->margin = $margin; switch ($level . '') { case '0': case '1': case '2': case '3': $enc->level = $level; break; case 'l': case 'L': $enc->level = QR_ECLEVEL_L; break; case 'm': case 'M': $enc->level = QR_ECLEVEL_M; break; case 'q': case 'Q': $enc->level = QR_ECLEVEL_Q; break; case 'h': case 'H': $enc->level = QR_ECLEVEL_H; break; } return $enc; } public function encodeRAW($intext, $outfile = false) { $code = new QRcode(); if ($this->eightbit) { $code->encodeString8bit($intext, $this->version, $this->level); } else { $code->encodeString($intext, $this->version, $this->level, $this->hint, $this->casesensitive); } return $code->data; } public function encode($intext, $outfile = false) { $code = new QRcode(); if ($this->eightbit) { $code->encodeString8bit($intext, $this->version, $this->level); } else { $code->encodeString($intext, $this->version, $this->level, $this->hint, $this->casesensitive); } QRtools::markTime('after_encode'); if ($outfile !== false) { file_put_contents($outfile, join("\n", QRtools::binarize($code->data))); } else { return QRtools::binarize($code->data); } } public function encodePNG($intext, $outfile = false, $saveandprint = false) { try { ob_start(); $tab = $this->encode($intext); $err = ob_get_contents(); ob_end_clean(); if ($err != '') QRtools::log($outfile, $err); $maxSize = (int) (QR_PNG_MAXIMUM_SIZE / (count($tab) + 2 * $this->margin)); QRimage::png($tab, $outfile, min(max(1, $this->size), $maxSize), $this->margin, $saveandprint); } catch (Exception $e) { QRtools::log($outfile, $e->getMessage()); } } } ?>