private function errorCorrection()
{
if (DEBUG && DEBUG_LEVEL & EQR_EC) {
$debug = true;
} else {
$debug = false;
}
//Generator polynomial for Reed-salomon error correction codewords
$ecPolynomial[7] = array(0, 87, 229, 146, 149, 238, 102, 21);
$ecPolynomial[10] = array(0, 251, 67, 46, 61, 118, 70, 64, 94, 32, 45);
$ecPolynomial[13] = array(0, 74, 152, 176, 100, 86, 100, 106, 104, 130, 218, 206, 140, 78);
$ecPolynomial[15] = array(0, 8, 183, 61, 91, 202, 37, 51, 58, 58, 237, 140, 124, 5, 99, 105);
$ecPolynomial[16] = array(0, 120, 104, 107, 109, 102, 161, 76, 3, 91, 191, 147, 169, 182, 194, 255, 120);
$ecPolynomial[17] = array(0, 43, 139, 206, 78, 43, 239, 123, 206, 214, 147, 24, 99, 150, 39, 243, 163, 136);
$ecPolynomial[18] = array(0, 215, 234, 158, 94, 184, 97, 118, 170, 79, 187, 152, 148, 252, 179, 5, 98, 96, 153);
$ecPolynomial[20] = array(0, 17, 60, 79, 50, 61, 163, 26, 187, 202, 180, 221, 225, 83, 239, 156, 164, 212, 212, 188, 190);
$ecPolynomial[22] = array(0, 210, 171, 247, 242, 93, 230, 14, 109, 221, 53, 200, 74, 8, 172, 98, 80, 219, 134, 160, 105, 165, 231);
$ecPolynomial[24] = array(0, 229, 121, 135, 48, 211, 117, 251, 126, 159, 180, 169, 152, 192, 226, 228, 218, 111, 0, 117, 232, 87, 96, 227, 21);
$ecPolynomial[26] = array(0, 173, 125, 158, 2, 103, 182, 118, 17, 145, 201, 111, 28, 165, 53, 161, 21, 245, 142, 13, 102, 48, 227, 153, 145, 218, 70);
$ecPolynomial[28] = array(0, 168, 223, 200, 104, 224, 234, 108, 180, 110, 190, 195, 147, 205, 27, 232, 201, 21, 43, 245, 87, 42, 195, 212, 119, 242, 37, 9, 123);
$ecPolynomial[30] = array(0, 41, 173, 145, 152, 216, 31, 179, 182, 50, 48, 110, 86, 239, 96, 222, 125, 42, 173, 226, 193, 224, 130, 156, 37, 251, 216, 238, 40, 192, 180);
$this->ecCw = cQRCode::getECTable($this->version, $this->errorLevel, EC_CW);
$this->genPoly = $ecPolynomial[$this->ecCw];
$this->initExp1 = cQRCode::getECTable($this->version, $this->errorLevel, CW_BLCK1) - 1;
$this->initExp2 = cQRCode::getECTable($this->version, $this->errorLevel, CW_BLCK2) - 1;
$this->ecBlck1 = cQRCode::getECTable($this->version, $this->errorLevel, BLOCK1);
$this->ecBlck2 = cQRCode::getECTable($this->version, $this->errorLevel, BLOCK2);
$index = 0;
if ($debug) {
printf("Error Correction Codewords %d<br>Block 1 Number of Error " . "Correction Blocks %d<br>Block 2 Number of Error Correction Blocks %d<br>", $this->ecCw, $this->ecBlck1, $this->ecBlck2);
}
$data1Len = cQRCode::getECTable($this->version, $this->errorLevel, CW_BLCK1) - $this->ecCw;
for ($i = 1; $i <= $this->ecBlck1; $i++) {
$dataBlck1[$i] = substr($this->strEncoded, $index, CW_BITS * $data1Len);
if (isset($mssgPoly)) {
unset($mssgPoly[$i]);
}
$mssgPoly[$i] = new cIPoly();
if (isset($ecPoly1)) {
unset($ecPoly1[$i]);
}
$ecPoly1[$i] = new cAPoly();
//generate ecc polynomial
for ($k = 0; $k < count($ecPolynomial[$this->ecCw]); $k++) {
$ecPoly1[$i]->addTerm(new cATerm($ecPolynomial[$this->ecCw][$k], $this->initExp1 - $k));
}
$exp = $this->initExp1;
//generate message polynomial
for ($j = 0; $j < CW_BITS * $data1Len; $j += CW_BITS) {
$coeff = bindec(substr($dataBlck1[$i], $j, CW_BITS));
$mssgPoly[$i]->addTerm(new cITerm($coeff, $exp));
$exp--;
}
if ($debug) {
print "Generator polynomial (Block 1) " . $ecPoly1[$i] . "<br>";
printf("Data Block 1, %d : <br>%s<br>Message polynomial= <br>%s<br>", $i, wordwrap($dataBlck1[$i], 64, "<br>", true), $mssgPoly[$i]);
}
$ecBlck1[$i] = $this->computeEC($ecPoly1[$i], $mssgPoly[$i]);
if ($debug) {
printf("Error Correction Block 1, %d : <br>%s<br>", $i, wordwrap($ecBlck1[$i], 64, "<br>", true));
}
$index += CW_BITS * $data1Len;
}
$data2Len = cQRCode::getECTable($this->version, $this->errorLevel, CW_BLCK2) - $this->ecCw;
if ($this->ecBlck2 > 0) {
for ($i = 1; $i <= $this->ecBlck2; $i++) {
$dataBlck2[$i] = substr($this->strEncoded, $index, CW_BITS * $data2Len);
unset($mssgPoly[$i]);
$mssgPoly[$i] = new cIPoly();
unset($ecPoly2[$i]);
$ecPoly2[$i] = new cAPoly();
//generate ecc polynomial
for ($k = 0; $k < count($ecPolynomial[$this->ecCw]); $k++) {
$ecPoly2[$i]->addTerm(new cATerm($ecPolynomial[$this->ecCw][$k], $this->initExp2 - $k));
}
$exp = $this->initExp2;
//generate message polynomial
for ($j = 0; $j < CW_BITS * $data2Len; $j += CW_BITS) {
$coeff = bindec(substr($dataBlck2[$i], $j, CW_BITS));
$mssgPoly[$i]->addTerm(new cITerm($coeff, $exp));
$exp--;
}
if ($debug) {
print "Generator polynomial (Block 2) " . $ecPoly2[$i] . "<br>";
printf("Data Block 2, %d : <br>%s<br>Message polynomial= <br>%s<br>", $i, wordwrap($dataBlck2[$i], 64, "<br>", true), $mssgPoly[$i]);
}
$ecBlck2[$i] = $this->computeEC($ecPoly2[$i], $mssgPoly[$i]);
if ($debug) {
printf("Error Correction Block 2, %d : <br>%s<br>", $i, wordwrap($ecBlck2[$i], 64, "<br>", true));
}
$index += CW_BITS * $data2Len;
}
}
$finalSeq = "";
if ($data1Len >= $data2Len) {
$dataLen = $data1Len;
} else {
$dataLen = $data2Len;
}
//generate final sequence
for ($i = 0; $i < $dataLen; $i++) {
for ($j = 1; $j <= $this->ecBlck1; $j++) {
if ($i * CW_BITS + CW_BITS <= strlen($dataBlck1[$j])) {
$finalSeq .= substr($dataBlck1[$j], $i * CW_BITS, CW_BITS);
}
}
for ($j = 1; $j <= $this->ecBlck2; $j++) {
if ($i * CW_BITS + CW_BITS <= strlen($dataBlck2[$j])) {
$finalSeq .= substr($dataBlck2[$j], $i * CW_BITS, CW_BITS);
}
}
}
for ($i = 0; $i < $this->ecCw; $i++) {
for ($j = 1; $j <= $this->ecBlck1; $j++) {
$finalSeq .= substr($ecBlck1[$j], $i * CW_BITS, CW_BITS);
}
for ($j = 1; $j <= $this->ecBlck2; $j++) {
$finalSeq .= substr($ecBlck2[$j], $i * CW_BITS, CW_BITS);
}
}
//add reminder bits
if ($this->remBits > 0) {
$finalSeq .= sprintf("%0" . $this->remBits . "b", 0);
}
$this->finalSeq = $finalSeq;
if ($debug) {
printf("Final sequence: <br>%s<br>", wordwrap($this->finalSeq, 64, "<br>", true));
}
}
<?php
/* Сниппет генерации QR-кода
*
* @Author: Используется класс для создания QR - Omar Eduardo Ortiz Garza <*****@*****.**>
* @Author: Serg28 (Тельный Сергей) <*****@*****.**>, http://tsvshop.xyz
*
* Параметры:
* &text - текст, который нужно закодировать в QR-код
* &format - формат результирующего изображения: GIF|PNG|JPG по умолчанию GIF
*/
if (!defined('MODX_BASE_PATH')) {
die('What are you doing? Get out of here!');
}
$text = !empty($text) ? $text : 'http://tsvshop.xyz';
$format = !empty($format) ? $format : 'GIF';
require_once MODX_BASE_PATH . "assets/snippets/TSVqr/cQRCode.php";
$qr = new cQRCode($text, ECL_L);
$qr->getQRImg(strtoupper($format), md5($text));
echo "/assets/snippets/TSVqr/tmp/" . md5($text) . "." . strtolower($format);
<?php
$args = explode('&', $_SERVER['QUERY_STRING']);
if (is_array($args) && count($args) > 0) {
require_once "../lib/fbx/Fab/cQRCode.php";
require_once "../lib/fbx/Fab/Base.php";
$base = new \fbx\Fab\Base();
if ($args[0] != '') {
$finalFileName = $args[0];
$linkSaveImg = $args[1];
$urlIntoQrCode = $args[2] . "&" . $args[3] . "&" . $args[4] . "&" . $args[5];
// $urlIntoQrCode = $args[2];
// for ($i=0; $i<=count($args);$i++){
// if ($i>2){
// $urlIntoQrCode .= $urlIntoQrCode."&".implode('&',$args);
// }
// }
$base->getWrLog($urlIntoQrCode, "QRcode link", "createQR", __FILE__);
$completePathFilename = "{$linkSaveImg}/{$finalFileName}";
$qr = new cQRCode("{$urlIntoQrCode}", ECL_L);
$qr->getQRImg("PNG", $completePathFilename);
}
// http://192.168.1.51/labox/public/accueil ? login=mario &111=@@@ &languages=fr_FR
}
