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📁 ..	-	2026-03-19 10:59
📁 Exceptions	-	2026-03-19 10:59
📄 QrCode.php <?php /* * (c) Jeroen van den Enden <info@endroid.nl> * * This source file is subject to the MIT license that is bundled * with this source code in the file LICENSE. / namespace Endroid\QrCode; use Endroid\QrCode\Exceptions\DataDoesntExistsException; use Endroid\QrCode\Exceptions\VersionTooLargeException; use Endroid\QrCode\Exceptions\ImageSizeTooLargeException; use Endroid\QrCode\Exceptions\ImageFunctionUnknownException; use ReflectionFunction; /* * Generate QR Code / class QrCode { /* @const int Error Correction Level Low (7%) / const LEVEL_LOW = 1; /* @const int Error Correction Level Medium (15%) / const LEVEL_MEDIUM = 0; /* @const int Error Correction Level Quartile (25%) / const LEVEL_QUARTILE = 3; /* @const int Error Correction Level High (30%) / const LEVEL_HIGH = 2; /* @const string Image type png / const IMAGE_TYPE_PNG = 'png'; /* @const string Image type gif / const IMAGE_TYPE_GIF = 'gif'; /* @const string Image type jpeg / const IMAGE_TYPE_JPEG = 'jpeg'; /* @const string Image type wbmp / const IMAGE_TYPE_WBMP = 'wbmp'; /* @var string / protected $text = ''; /* @var int / protected $size = 0; /* @var int / protected $padding = 16; /* @var array / protected $color_foreground = array('r' => 0, 'g' => 0, 'b' => 0, 'a' => 0); /* @var array / protected $color_background = array('r' => 255, 'g' => 255, 'b' => 255, 'a' => 0); /* @var string / protected $label = ''; /* @var int / protected $label_font_size = 16; /* @var string / protected $label_font_path = ''; /* @var resource / protected $image = null; /* @var int / protected $version; /* @var int / protected $error_correction = self::LEVEL_MEDIUM; /* @var array / protected $error_corrections_available = array( self::LEVEL_LOW, self::LEVEL_MEDIUM, self::LEVEL_QUARTILE, self::LEVEL_HIGH, ); /* @var int / protected $module_size; /* @var string / protected $image_type = self::IMAGE_TYPE_PNG; /* @var array / protected $image_types_available = array( self::IMAGE_TYPE_GIF, self::IMAGE_TYPE_PNG, self::IMAGE_TYPE_JPEG, self::IMAGE_TYPE_WBMP, ); /* @var string / protected $image_path; /* @var string / protected $path; /* @var int / protected $structure_append_n; /* @var int / protected $structure_append_m; /* @var int / protected $structure_append_parity; /* @var string / protected $structure_append_original_data; /* * Class constructor. * * @param string $text / public function __construct($text = '') { $this->setPath(__DIR__.'/../../../assets/data'); $this->setImagePath(__DIR__.'/../../../assets/image'); $this->setLabelFontPath(__DIR__.'/../../../assets/font/opensans.ttf'); $this->setText($text); } /* * Set structure append * * @param int $n * @param int $m * @param int $parity Parity * @param string $original_data Original data * @return QrCode / public function setStructureAppend($n, $m, $parity, $original_data) { $this->structure_append_n = $n; $this->structure_append_m = $m; $this->structure_append_parity = $parity; $this->structure_append_original_data = $original_data; return $this; } /* * Set QR Code version * * @param int $version QR Code version * @return QrCode / public function setVersion($version) { if ($version <= 40 && $version >= 0) { $this->version = $version; } return $this; } /* * Return QR Code version * * @return int / public function getVersion() { return $this->version; } /* * Set QR Code error correction level * * @param mixed $error_correction Error Correction Level * @return QrCode / public function setErrorCorrection($error_correction) { if (!is_numeric($error_correction)) { $level_constant = 'Endroid\QrCode\QrCode::LEVEL_'.strtoupper($error_correction); $error_correction = constant($level_constant); } if (in_array($error_correction, $this->error_corrections_available)) { $this->error_correction = $error_correction; } return $this; } /* * Return QR Code error correction level * * @return int / public function getErrorCorrection() { return $this->error_correction; } /* * Set QR Code module size * * @param int $module_size Module size * @return QrCode / public function setModuleSize($module_size) { $this->module_size = $module_size; return $this; } /* * Return QR Code module size * * @return int / public function getModuleSize() { return $this->module_size; } /* * Set image type for rendering * * @param string $image_type Image type * @return QrCode / public function setImageType($image_type) { if (in_array($image_type, $this->image_types_available)) { $this->image_type = $image_type; } return $this; } /* * Return image type for rendering * * @return string / public function getImageType() { return $this->image_type; } /* * Set image type for rendering via extension * * @param string $extension Image extension * @return QrCode / public function setExtension($extension) { if ($extension == 'jpg') { $this->setImageType('jpeg'); } else { $this->setImageType($extension); } return $this; } /* * Set path to the images directory * * @param string $image_path Image directory * @return QrCode / public function setImagePath($image_path) { $this->image_path = $image_path; return $this; } /* * Return path to the images directory * * @return string / public function getImagePath() { return $this->image_path; } /* * Set path to the data directory * * @param string $path Data directory * @return QrCode / public function setPath($path) { $this->path = $path; return $this; } /* * Return path to the data directory * * @return string / public function getPath() { return $this->path; } /* * Set text to hide in QR Code * * @param string $text Text to hide * @return QrCode / public function setText($text) { $this->text = $text; return $this; } /* * Return text that will be hid in QR Code * * @return string / public function getText() { return $this->text; } /* * Set QR Code size (width) * * @param int $size Width of the QR Code * @return QrCode / public function setSize($size) { $this->size = $size; return $this; } /* * Return QR Code size (width) * * @return int / public function getSize() { return $this->size; } /* * Set padding around the QR Code * * @param int $padding Padding around QR Code * @return QrCode / public function setPadding($padding) { $this->padding = $padding; return $this; } /* * Return padding around the QR Code * * @return int / public function getPadding() { return $this->padding; } /* * Set QR Code label (text) * * @param int $string Label to print under QR code * @return QrCode / public function setLabel($label) { $this->label = $label; return $this; } /* * Return QR Code label (text) * * @return string / public function getLabel() { return $this->label; } /* * Set QR Code label font size * * @param int $label_font_size Font size of the QR code label * @return QrCode / public function setLabelFontSize($label_font_size) { $this->label_font_size = $label_font_size; return $this; } /* * Return QR Code label font size * * @return int / public function getLabelFontSize() { return $this->label_font_size; } /* * Set QR Code label font path * * @param int $label_font_path Path to the QR Code label's TTF font file * @return QrCode / public function setLabelFontPath($label_font_path) { $this->label_font_path = $label_font_path; return $this; } /* * Return path to the QR Code label's TTF font file * * @return string / public function getLabelFontPath() { return $this->label_font_path; } /* * Set foreground color of the QR Code * * @param array $color_foreground RGB color * @return QrCode / public function setForegroundColor($color_foreground) { if (!isset($color_foreground['a'])) { $color_foreground['a'] = 0; } $this->color_foreground = $color_foreground; return $this; } /* * Return foreground color of the QR Code * * @return array / public function getForegroundColor() { return $this->color_foreground; } /* * Set background color of the QR Code * * @param array $color_background RGB color * @return QrCode / public function setBackgroundColor($color_background) { if (!isset($color_background['a'])) { $color_background['a'] = 0; } $this->color_background = $color_background; return $this; } /* * Return background color of the QR Code * * @return array / public function getBackgroundColor() { return $this->color_background; } /* * Return the image resource * * @return resource / public function getImage() { if (empty($this->image)) { $this->create(); } return $this->image; } /* * Return the data URI * * @return string / public function getDataUri() { if (empty($this->image)) { $this->create(); } ob_start(); call_user_func('image'.$this->image_type, $this->image); $contents = ob_get_clean(); return 'data:image/'.$this->image_type.';base64,'.base64_encode($contents); } /* * Render the QR Code then save it to given file name * * @param string $filename File name of the QR Code * @return QrCode / public function save($filename) { $this->render($filename); return $this; } /* * Render the QR Code then save it to given file name or * output it to the browser when file name omitted. * * @param null\|string $filename File name of the QR Code * @param null\|string $format Format of the file (png, jpeg, jpg, gif, wbmp) * @throws ImageFunctionUnknownException * @return QrCode / public function render($filename = null, $format = 'png') { $this->create(); if ($format == 'jpg') { $format = 'jpeg'; } if (! in_array($format, $this->image_types_available)) { $format = $this->image_type; } if (! function_exists('image'.$format)) { throw new ImageFunctionUnknownException('QRCode: function image'.$format.' does not exists.'); } if ($filename === null) { call_user_func('image'.$format, $this->image); } else { call_user_func_array('image'.$format, array($this->image, $filename)); } return $this; } /* * Create QR Code and return its content * * @param string\|null $format Image type (gif, png, wbmp, jpeg) * @throws ImageFunctionUnknownException * @return string / public function get($format = null) { $this->create(); if ($format == 'jpg') { $format = 'jpeg'; } if (! in_array($format, $this->image_types_available)) { $format = $this->image_type; } if (! function_exists('image'.$format)) { throw new ImageFunctionUnknownException('QRCode: function image'.$format.' does not exists.'); } ob_start(); call_user_func('image'.$format, $this->image); return ob_get_clean(); } /* * Create the image. * * @throws Exceptions\DataDoesntExistsException * @throws Exceptions\VersionTooLargeException * @throws Exceptions\ImageSizeTooLargeException * @throws \OverflowException / public function create() { $image_path = $this->image_path; $path = $this->path; $version_ul = 40; $qrcode_data_string = $this->text;//Previously from $_GET["d"]; $qrcode_error_correct = $this->error_correction;//Previously from $_GET["e"]; $qrcode_module_size = $this->module_size;//Previously from $_GET["s"]; $qrcode_version = $this->version;//Previously from $_GET["v"]; $qrcode_image_type = $this->image_type;//Previously from $_GET["t"]; $qrcode_structureappend_n = $this->structure_append_n;//Previously from $_GET["n"]; $qrcode_structureappend_m = $this->structure_append_m;//Previously from $_GET["m"]; $qrcode_structureappend_parity = $this->structure_append_parity;//Previously from $_GET["p"]; $qrcode_structureappend_originaldata = $this->structure_append_original_data;//Previously from $_GET["o"]; if ($qrcode_module_size>0) { } else { if ($qrcode_image_type == "jpeg") { $qrcode_module_size = 8; } else { $qrcode_module_size = 4; } } $data_length = strlen($qrcode_data_string); if ($data_length <= 0) { throw new DataDoesntExistsException('QRCode: Data does not exists.'); } $data_counter = 0; if ($qrcode_structureappend_n>1 && $qrcode_structureappend_n <= 16 && $qrcode_structureappend_m>0 && $qrcode_structureappend_m <= 16) { $data_value[0] = 3; $data_bits[0] = 4; $data_value[1] = $qrcode_structureappend_m-1; $data_bits[1] = 4; $data_value[2] = $qrcode_structureappend_n-1; $data_bits[2] = 4; $originaldata_length = strlen($qrcode_structureappend_originaldata); if ($originaldata_length>1) { $qrcode_structureappend_parity = 0; $i = 0; while ($i<$originaldata_length) { $qrcode_structureappend_parity = ($qrcode_structureappend_parity ^ ord(substr($qrcode_structureappend_originaldata, $i, 1))); $i++; } } $data_value[3] = $qrcode_structureappend_parity; $data_bits[3] = 8; $data_counter = 4; } $data_bits[$data_counter] = 4; / --- determine encode mode / if (preg_match("/[^0-9]/", $qrcode_data_string) != 0) { if (preg_match("/[^0-9A-Z \$\\%\+\.\/\:\-]/", $qrcode_data_string) != 0) { /* --- 8bit byte mode / $codeword_num_plus = array(0,0,0,0,0,0,0,0,0,0, 8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8, 8,8,8,8,8,8,8,8,8,8,8,8,8,8, ); $data_value[$data_counter] = 4; $data_counter++; $data_value[$data_counter] = $data_length; $data_bits[$data_counter] = 8; / #version 1-9 / $codeword_num_counter_value = $data_counter; $data_counter++; $i = 0; while ($i<$data_length) { $data_value[$data_counter] = ord(substr($qrcode_data_string, $i, 1)); $data_bits[$data_counter] = 8; $data_counter++; $i++; } } else { / ---- alphanumeric mode / $codeword_num_plus = array(0,0,0,0,0,0,0,0,0,0, 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, 4,4,4,4,4,4,4,4,4,4,4,4,4,4, ); $data_value[$data_counter] = 2; $data_counter++; $data_value[$data_counter] = $data_length; $data_bits[$data_counter] = 9; / #version 1-9 / $codeword_num_counter_value = $data_counter; $alphanumeric_character_hash = array("0" => 0,"1" => 1,"2" => 2,"3" => 3,"4" => 4, "5" => 5,"6" => 6,"7" => 7,"8" => 8,"9" => 9,"A" => 10,"B" => 11,"C" => 12,"D" => 13,"E" => 14, "F" => 15,"G" => 16,"H" => 17,"I" => 18,"J" => 19,"K" => 20,"L" => 21,"M" => 22,"N" => 23, "O" => 24,"P" => 25,"Q" => 26,"R" => 27,"S" => 28,"T" => 29,"U" => 30,"V" => 31, "W" => 32,"X" => 33,"Y" => 34,"Z" => 35," " => 36,"$" => 37,"%" => 38,"" => 39, "+" => 40,"-" => 41,"." => 42,"/" => 43,":" => 44, ); $i = 0; $data_counter++; while ($i<$data_length) { if (($i %2) == 0) { $data_value[$data_counter] = $alphanumeric_character_hash[substr($qrcode_data_string, $i, 1)]; $data_bits[$data_counter] = 6; } else { $data_value[$data_counter] = $data_value[$data_counter]45+$alphanumeric_character_hash[substr($qrcode_data_string, $i, 1)]; $data_bits[$data_counter] = 11; $data_counter++; } $i++; } } } else { / ---- numeric mode / $codeword_num_plus = array(0,0,0,0,0,0,0,0,0,0, 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, 4,4,4,4,4,4,4,4,4,4,4,4,4,4, ); $data_value[$data_counter] = 1; $data_counter++; $data_value[$data_counter] = $data_length; $data_bits[$data_counter] = 10; / #version 1-9 / $codeword_num_counter_value = $data_counter; $i = 0; $data_counter++; while ($i<$data_length) { if (($i % 3) == 0) { $data_value[$data_counter] = substr($qrcode_data_string, $i, 1); $data_bits[$data_counter] = 4; } else { $data_value[$data_counter] = $data_value[$data_counter]10+substr($qrcode_data_string, $i, 1); if (($i % 3) == 1) { $data_bits[$data_counter] = 7; } else { $data_bits[$data_counter] = 10; $data_counter++; } } $i++; } } if (array_key_exists($data_counter, $data_bits) && $data_bits[$data_counter]>0) { $data_counter++; } $i = 0; $total_data_bits = 0; while ($i<$data_counter) { $total_data_bits += $data_bits[$i]; $i++; } $ecc_character_hash = array("L" => "1", "l" => "1", "M" => "0", "m" => "0", "Q" => "3", "q" => "3", "H" => "2", "h" => "2", ); if (! is_numeric($qrcode_error_correct)) { $ec = @$ecc_character_hash[$qrcode_error_correct]; } else { $ec = $qrcode_error_correct; } if (!$ec) { $ec = 0; } $max_data_bits = 0; $max_data_bits_array = array( 0,128,224,352,512,688,864,992,1232,1456,1728, 2032,2320,2672,2920,3320,3624,4056,4504,5016,5352, 5712,6256,6880,7312,8000,8496,9024,9544,10136,10984, 11640,12328,13048,13800,14496,15312,15936,16816,17728,18672, 152,272,440,640,864,1088,1248,1552,1856,2192, 2592,2960,3424,3688,4184,4712,5176,5768,6360,6888, 7456,8048,8752,9392,10208,10960,11744,12248,13048,13880, 14744,15640,16568,17528,18448,19472,20528,21616,22496,23648, 72,128,208,288,368,480,528,688,800,976, 1120,1264,1440,1576,1784,2024,2264,2504,2728,3080, 3248,3536,3712,4112,4304,4768,5024,5288,5608,5960, 6344,6760,7208,7688,7888,8432,8768,9136,9776,10208, 104,176,272,384,496,608,704,880,1056,1232, 1440,1648,1952,2088,2360,2600,2936,3176,3560,3880, 4096,4544,4912,5312,5744,6032,6464,6968,7288,7880, 8264,8920,9368,9848,10288,10832,11408,12016,12656,13328, ); if (!is_numeric($qrcode_version)) { $qrcode_version = 0; } if (!$qrcode_version) { /* #--- auto version select / $i = 1+40$ec; $j = $i+39; $qrcode_version = 1; while ($i <= $j) { if (($max_data_bits_array[$i]) >= $total_data_bits+$codeword_num_plus[$qrcode_version]) { $max_data_bits = $max_data_bits_array[$i]; break; } $i++; $qrcode_version++; } } else { $max_data_bits = $max_data_bits_array[$qrcode_version+40$ec]; } if ($qrcode_version>$version_ul) { throw new VersionTooLargeException('QRCode : version too large'); } $total_data_bits += $codeword_num_plus[$qrcode_version]; $data_bits[$codeword_num_counter_value] += $codeword_num_plus[$qrcode_version]; $max_codewords_array = array(0,26,44,70,100,134,172,196,242, 292,346,404,466,532,581,655,733,815,901,991,1085,1156, 1258,1364,1474,1588,1706,1828,1921,2051,2185,2323,2465, 2611,2761,2876,3034,3196,3362,3532,3706, ); $max_codewords = $max_codewords_array[$qrcode_version]; $max_modules_1side = 17+($qrcode_version << 2); $matrix_remain_bit = array(0,0,7,7,7,7,7,0,0,0,0,0,0,0,3,3,3,3,3,3,3, 4,4,4,4,4,4,4,3,3,3,3,3,3,3,0,0,0,0,0,0, ); / ---- read version ECC data file / $byte_num = $matrix_remain_bit[$qrcode_version]+($max_codewords << 3); $filename = $path."/qrv".$qrcode_version."_".$ec.".dat"; $fp1 = fopen($filename, "rb"); $matx = fread($fp1, $byte_num); $maty = fread($fp1, $byte_num); $masks = fread($fp1, $byte_num); $fi_x = fread($fp1, 15); $fi_y = fread($fp1, 15); $rs_ecc_codewords = ord(fread($fp1, 1)); $rso = fread($fp1, 128); fclose($fp1); $matrix_x_array = unpack("C", $matx); $matrix_y_array = unpack("C", $maty); $mask_array = unpack("C", $masks); $rs_block_order = unpack("C", $rso); $format_information_x2 = unpack("C", $fi_x); $format_information_y2 = unpack("C", $fi_y); $format_information_x1 = array(0,1,2,3,4,5,7,8,8,8,8,8,8,8,8); $format_information_y1 = array(8,8,8,8,8,8,8,8,7,5,4,3,2,1,0); $max_data_codewords = ($max_data_bits >> 3); $filename = $path."/rsc".$rs_ecc_codewords.".dat"; $fp0 = fopen($filename, "rb"); $i = 0; $rs_cal_table_array = array(); while ($i<256) { $rs_cal_table_array[$i] = fread($fp0, $rs_ecc_codewords); $i++; } fclose($fp0); / --- set terminator / if ($total_data_bits <= $max_data_bits-4) { $data_value[$data_counter] = 0; $data_bits[$data_counter] = 4; } else { if ($total_data_bits<$max_data_bits) { $data_value[$data_counter] = 0; $data_bits[$data_counter] = $max_data_bits-$total_data_bits; } else { if ($total_data_bits>$max_data_bits) { throw new \OverflowException('QRCode : Overflow error'); } } } / ----divide data by 8bit / $i = 0; $codewords_counter = 0; $codewords[0] = 0; $remaining_bits = 8; while ($i <= $data_counter) { $buffer = @$data_value[$i]; $buffer_bits = @$data_bits[$i]; $flag = 1; while ($flag) { if ($remaining_bits>$buffer_bits) { $codewords[$codewords_counter] = ((@$codewords[$codewords_counter] << $buffer_bits) \| $buffer); $remaining_bits -= $buffer_bits; $flag = 0; } else { $buffer_bits -= $remaining_bits; $codewords[$codewords_counter] = (($codewords[$codewords_counter] << $remaining_bits) \| ($buffer >> $buffer_bits)); if ($buffer_bits == 0) { $flag = 0; } else { $buffer = ($buffer & ((1 << $buffer_bits)-1)); $flag = 1; } $codewords_counter++; if ($codewords_counter<$max_data_codewords-1) { $codewords[$codewords_counter] = 0; } $remaining_bits = 8; } } $i++; } if ($remaining_bits != 8) { $codewords[$codewords_counter] = $codewords[$codewords_counter] << $remaining_bits; } else { $codewords_counter--; } / ---- set padding character / if ($codewords_counter<$max_data_codewords-1) { $flag = 1; while ($codewords_counter<$max_data_codewords-1) { $codewords_counter++; if ($flag == 1) { $codewords[$codewords_counter] = 236; } else { $codewords[$codewords_counter] = 17; } $flag = $flag(-1); } } /* ---- RS-ECC prepare / $i = 0; $j = 0; $rs_block_number = 0; $rs_temp[0] = ""; while ($i<$max_data_codewords) { $rs_temp[$rs_block_number] .= chr($codewords[$i]); $j++; if ($j >= $rs_block_order[$rs_block_number+1]-$rs_ecc_codewords) { $j = 0; $rs_block_number++; $rs_temp[$rs_block_number] = ""; } $i++; } / # # RS-ECC main # / $rs_block_number = 0; $rs_block_order_num = count($rs_block_order); while ($rs_block_number<$rs_block_order_num) { $rs_codewords = $rs_block_order[$rs_block_number+1]; $rs_data_codewords = $rs_codewords-$rs_ecc_codewords; $rstemp = $rs_temp[$rs_block_number].str_repeat(chr(0), $rs_ecc_codewords); $padding_data = str_repeat(chr(0), $rs_data_codewords); $j = $rs_data_codewords; while ($j>0) { $first = ord(substr($rstemp, 0, 1)); if ($first) { $left_chr = substr($rstemp, 1); $cal = $rs_cal_table_array[$first].$padding_data; $rstemp = $left_chr ^ $cal; } else { $rstemp = substr($rstemp, 1); } $j--; } $codewords = array_merge($codewords, unpack("C", $rstemp)); $rs_block_number++; } /* ---- flash matrix / $matrix_content = array(); $i = 0; while ($i<$max_modules_1side) { $j = 0; while ($j<$max_modules_1side) { $matrix_content[$j][$i] = 0; $j++; } $i++; } / --- attach data / $i = 0; while ($i<$max_codewords) { $codeword_i = $codewords[$i]; $j = 8; while ($j >= 1) { $codeword_bits_number = ($i << 3) + $j; $matrix_content[ $matrix_x_array[$codeword_bits_number] ][ $matrix_y_array[$codeword_bits_number] ] = ((255($codeword_i & 1)) ^ $mask_array[$codeword_bits_number]); $codeword_i = $codeword_i >> 1; $j--; } $i++; } $matrix_remain = $matrix_remain_bit[$qrcode_version]; while ($matrix_remain) { $remain_bit_temp = $matrix_remain + ($max_codewords << 3); $matrix_content[ $matrix_x_array[$remain_bit_temp] ][ $matrix_y_array[$remain_bit_temp] ] = (255 ^ $mask_array[$remain_bit_temp]); $matrix_remain--; } #--- mask select $min_demerit_score = 0; $hor_master = ""; $ver_master = ""; $k = 0; while ($k<$max_modules_1side) { $l = 0; while ($l<$max_modules_1side) { $hor_master = $hor_master.chr($matrix_content[$l][$k]); $ver_master = $ver_master.chr($matrix_content[$k][$l]); $l++; } $k++; } $i = 0; $all_matrix = $max_modules_1side * $max_modules_1side; $mask_number = 0; while ($i<8) { $demerit_n1 = 0; $ptn_temp = array(); $bit = 1 << $i; $bit_r = (~$bit)&255; $bit_mask = str_repeat(chr($bit), $all_matrix); $hor = $hor_master & $bit_mask; $ver = $ver_master & $bit_mask; $ver_shift1 = $ver.str_repeat(chr(170), $max_modules_1side); $ver_shift2 = str_repeat(chr(170), $max_modules_1side).$ver; $ver_shift1_0 = $ver.str_repeat(chr(0), $max_modules_1side); $ver_shift2_0 = str_repeat(chr(0), $max_modules_1side).$ver; $ver_or = chunk_split(~($ver_shift1 \| $ver_shift2), $max_modules_1side, chr(170)); $ver_and = chunk_split(~($ver_shift1_0 & $ver_shift2_0), $max_modules_1side, chr(170)); $hor = chunk_split(~$hor, $max_modules_1side, chr(170)); $ver = chunk_split(~$ver, $max_modules_1side, chr(170)); $hor = $hor.chr(170).$ver; $n1_search = "/".str_repeat(chr(255), 5)."+\|".str_repeat(chr($bit_r), 5)."+/"; $n3_search = chr($bit_r).chr(255).chr($bit_r).chr($bit_r).chr($bit_r).chr(255).chr($bit_r); $demerit_n3 = substr_count($hor, $n3_search)40; $demerit_n4 = floor(abs(((100 (substr_count($ver, chr($bit_r))/($byte_num)))-50)/5))10; $n2_search1 = "/".chr($bit_r).chr($bit_r)."+/"; $n2_search2 = "/".chr(255).chr(255)."+/"; $demerit_n2 = 0; preg_match_all($n2_search1, $ver_and, $ptn_temp); foreach ($ptn_temp[0] as $str_temp) { $demerit_n2 += (strlen($str_temp)-1); } $ptn_temp = array(); preg_match_all($n2_search2, $ver_or, $ptn_temp); foreach ($ptn_temp[0] as $str_temp) { $demerit_n2 += (strlen($str_temp)-1); } $demerit_n2 = 3; $ptn_temp = array(); preg_match_all($n1_search, $hor, $ptn_temp); foreach ($ptn_temp[0] as $str_temp) { $demerit_n1 += (strlen($str_temp)-2); } $demerit_score = $demerit_n1+$demerit_n2+$demerit_n3+$demerit_n4; if ($demerit_score <= $min_demerit_score \|\| $i == 0) { $mask_number = $i; $min_demerit_score = $demerit_score; } $i++; } $mask_content = 1 << $mask_number; # --- format information $format_information_value = (($ec << 3) \| $mask_number); $format_information_array = array("101010000010010","101000100100101", "101111001111100","101101101001011","100010111111001","100000011001110", "100111110010111","100101010100000","111011111000100","111001011110011", "111110110101010","111100010011101","110011000101111","110001100011000", "110110001000001","110100101110110","001011010001001","001001110111110", "001110011100111","001100111010000","000011101100010","000001001010101", "000110100001100","000100000111011","011010101011111","011000001101000", "011111100110001","011101000000110","010010010110100","010000110000011", "010111011011010","010101111101101", ); $i = 0; while ($i<15) { $content = substr($format_information_array[$format_information_value], $i, 1); $matrix_content[$format_information_x1[$i]][$format_information_y1[$i]] = $content * 255; $matrix_content[$format_information_x2[$i+1]][$format_information_y2[$i+1]] = $content * 255; $i++; } $mib = $max_modules_1side+8; if ($this->size == 0) { $this->size = $mib$qrcode_module_size; if ($this->size>1480) { throw new ImageSizeTooLargeException('QRCode : Image size too large'); } } $image_width = $this->size + $this->padding 2; $image_height = $this->size + $this->padding * 2; if (!empty($this->label)) { $font_box = imagettfbbox($this->label_font_size, 0, $this->label_font_path, $this->label); $label_width = (int) $font_box[2] - (int) $font_box[0]; $label_height = (int) $font_box[0] - (int) $font_box[7]; $image_height += $label_height + $this->padding; } $output_image = imagecreate($image_width, $image_height); imagecolorallocate($output_image, 255, 255, 255); if (!empty($this->label)) { $font_x = floor($image_width - $label_width) / 2; $font_y = $image_height - $this->padding; $color = imagecolorallocate($output_image, 0, 0, 0); imagettftext($output_image, $this->label_font_size, 0, $font_x, $font_y, $color, $this->label_font_path, $this->label); } $image_path = $image_path."/qrv".$qrcode_version.".png"; $base_image = imagecreatefrompng($image_path); $col[1] = imagecolorallocate($base_image, 0, 0, 0); $col[0] = imagecolorallocate($base_image, 255, 255, 255); $i = 4; $mxe = 4+$max_modules_1side; $ii = 0; while ($i<$mxe) { $j = 4; $jj = 0; while ($j<$mxe) { if ($matrix_content[$ii][$jj] & $mask_content) { imagesetpixel($base_image, $i, $j, $col[1]); } $j++; $jj++; } $i++; $ii++; } imagecopyresampled($output_image, $base_image, $this->padding, $this->padding, 4, 4, $this->size, $this->size, $mib - 8, $mib - 8); $imagecolorset_function = new ReflectionFunction('imagecolorset'); $allow_alpha = $imagecolorset_function->getNumberOfParameters() == 6; if ($this->color_background != null) { $index = imagecolorclosest($output_image, 255, 255, 255); if ($allow_alpha) { imagecolorset($output_image, $index, $this->color_background['r'], $this->color_background['g'], $this->color_background['b'], $this->color_background['a']); } else { imagecolorset($output_image, $index, $this->color_background['r'], $this->color_background['g'], $this->color_background['b']); } } if ($this->color_foreground != null) { $index = imagecolorclosest($output_image, 0, 0, 0); if ($allow_alpha) { imagecolorset($output_image, $index, $this->color_foreground['r'], $this->color_foreground['g'], $this->color_foreground['b'], $this->color_foreground['a']); } else { imagecolorset($output_image, $index, $this->color_foreground['r'], $this->color_foreground['g'], $this->color_foreground['b']); } } $this->image = $output_image; } }	36.03 KB	2026-03-19 10:59

Terminal