158 lines
4.8 KiB
158 lines
4.8 KiB
<?php
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/**
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* QRcode.php
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*
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* Created by arielferrandini
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*/
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namespace PHPQRCode;
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use Exception;
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class QRcode {
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public $version;
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public $width;
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public $data;
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//----------------------------------------------------------------------
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public function encodeMask(QRinput $input, $mask)
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{
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if($input->getVersion() < 0 || $input->getVersion() > Constants::QRSPEC_VERSION_MAX) {
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throw new Exception('wrong version');
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}
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if($input->getErrorCorrectionLevel() > Constants::QR_ECLEVEL_H) {
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throw new Exception('wrong level');
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}
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$raw = new QRrawcode($input);
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QRtools::markTime('after_raw');
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$version = $raw->version;
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$width = QRspec::getWidth($version);
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$frame = QRspec::newFrame($version);
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$filler = new FrameFiller($width, $frame);
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if(is_null($filler)) {
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return NULL;
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}
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// inteleaved data and ecc codes
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for($i=0; $i<$raw->dataLength + $raw->eccLength; $i++) {
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$code = $raw->getCode();
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$bit = 0x80;
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for($j=0; $j<8; $j++) {
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$addr = $filler->next();
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$filler->setFrameAt($addr, 0x02 | (($bit & $code) != 0));
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$bit = $bit >> 1;
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}
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}
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QRtools::markTime('after_filler');
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unset($raw);
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// remainder bits
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$j = QRspec::getRemainder($version);
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for($i=0; $i<$j; $i++) {
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$addr = $filler->next();
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$filler->setFrameAt($addr, 0x02);
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}
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$frame = $filler->frame;
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unset($filler);
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// masking
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$maskObj = new QRmask();
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if($mask < 0) {
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if (Constants::QR_FIND_BEST_MASK) {
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$masked = $maskObj->mask($width, $frame, $input->getErrorCorrectionLevel());
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} else {
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$masked = $maskObj->makeMask($width, $frame, (intval(Constants::QR_DEFAULT_MASK) % 8), $input->getErrorCorrectionLevel());
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}
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} else {
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$masked = $maskObj->makeMask($width, $frame, $mask, $input->getErrorCorrectionLevel());
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}
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if($masked == NULL) {
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return NULL;
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}
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QRtools::markTime('after_mask');
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$this->version = $version;
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$this->width = $width;
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$this->data = $masked;
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return $this;
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}
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//----------------------------------------------------------------------
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public function encodeInput(QRinput $input)
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{
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return $this->encodeMask($input, -1);
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}
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//----------------------------------------------------------------------
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public function encodeString8bit($string, $version, $level)
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{
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if(string == NULL) {
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throw new Exception('empty string!');
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return NULL;
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}
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$input = new QRinput($version, $level);
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if($input == NULL) return NULL;
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$ret = $input->append($input, Constants::QR_MODE_8, strlen($string), str_split($string));
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if($ret < 0) {
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unset($input);
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return NULL;
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}
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return $this->encodeInput($input);
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}
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//----------------------------------------------------------------------
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public function encodeString($string, $version, $level, $hint, $casesensitive)
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{
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if($hint != Constants::QR_MODE_8 && $hint != Constants::QR_MODE_KANJI) {
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throw new Exception('bad hint');
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return NULL;
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}
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$input = new QRinput($version, $level);
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if($input == NULL) return NULL;
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$ret = QRsplit::splitStringToQRinput($string, $input, $hint, $casesensitive);
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if($ret < 0) {
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return NULL;
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}
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return $this->encodeInput($input);
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}
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//----------------------------------------------------------------------
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public static function png($text, $outfile = false, $level = Constants::QR_ECLEVEL_L, $size = 3, $margin = 4, $saveandprint=false)
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{
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$enc = QRencode::factory($level, $size, $margin);
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return $enc->encodePNG($text, $outfile, $saveandprint=false);
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}
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//----------------------------------------------------------------------
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public static function text($text, $outfile = false, $level = Constants::QR_ECLEVEL_L, $size = 3, $margin = 4)
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{
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$enc = QRencode::factory($level, $size, $margin);
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return $enc->encode($text, $outfile);
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}
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//----------------------------------------------------------------------
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public static function raw($text, $outfile = false, $level = Constants::QR_ECLEVEL_L, $size = 3, $margin = 4)
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{
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$enc = QRencode::factory($level, $size, $margin);
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return $enc->encodeRAW($text, $outfile);
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}
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}
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