diff options
Diffstat (limited to 'vendor/chillerlan/php-qrcode/src/Output/QRMarkup.php')
| -rw-r--r-- | vendor/chillerlan/php-qrcode/src/Output/QRMarkup.php | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/vendor/chillerlan/php-qrcode/src/Output/QRMarkup.php b/vendor/chillerlan/php-qrcode/src/Output/QRMarkup.php new file mode 100644 index 000000000..06d6e88cb --- /dev/null +++ b/vendor/chillerlan/php-qrcode/src/Output/QRMarkup.php @@ -0,0 +1,160 @@ +<?php +/** + * Class QRMarkup + * + * @filesource QRMarkup.php + * @created 17.12.2016 + * @package chillerlan\QRCode\Output + * @author Smiley <smiley@chillerlan.net> + * @copyright 2016 Smiley + * @license MIT + */ + +namespace chillerlan\QRCode\Output; + +use chillerlan\QRCode\QRCode; + +use function is_string, sprintf, strip_tags, trim; + +/** + * Converts the matrix into markup types: HTML, SVG, ... + */ +class QRMarkup extends QROutputAbstract{ + + protected string $defaultMode = QRCode::OUTPUT_MARKUP_SVG; + + /** + * @see \sprintf() + */ + protected string $svgHeader = '<svg xmlns="http://www.w3.org/2000/svg" class="qr-svg %1$s" '. + 'style="width: 100%%; height: auto;" viewBox="0 0 %2$d %2$d">'; + + /** + * @inheritDoc + */ + protected function setModuleValues():void{ + + foreach($this::DEFAULT_MODULE_VALUES as $M_TYPE => $defaultValue){ + $v = $this->options->moduleValues[$M_TYPE] ?? null; + + if(!is_string($v)){ + $this->moduleValues[$M_TYPE] = $defaultValue + ? $this->options->markupDark + : $this->options->markupLight; + } + else{ + $this->moduleValues[$M_TYPE] = trim(strip_tags($v), '\'"'); + } + + } + + } + + /** + * HTML output + */ + protected function html(string $file = null):string{ + + $html = empty($this->options->cssClass) + ? '<div>' + : '<div class="'.$this->options->cssClass.'">'; + + $html .= $this->options->eol; + + foreach($this->matrix->matrix() as $row){ + $html .= '<div>'; + + foreach($row as $M_TYPE){ + $html .= '<span style="background: '.$this->moduleValues[$M_TYPE].';"></span>'; + } + + $html .= '</div>'.$this->options->eol; + } + + $html .= '</div>'.$this->options->eol; + + if($file !== null){ + return '<!DOCTYPE html>'. + '<head><meta charset="UTF-8"><title>QR Code</title></head>'. + '<body>'.$this->options->eol.$html.'</body>'; + } + + return $html; + } + + /** + * SVG output + * + * @see https://github.com/codemasher/php-qrcode/pull/5 + */ + protected function svg(string $file = null):string{ + $matrix = $this->matrix->matrix(); + + $svg = sprintf($this->svgHeader, $this->options->cssClass, $this->options->svgViewBoxSize ?? $this->moduleCount) + .$this->options->eol + .'<defs>'.$this->options->svgDefs.'</defs>' + .$this->options->eol; + + foreach($this->moduleValues as $M_TYPE => $value){ + $path = ''; + + foreach($matrix as $y => $row){ + //we'll combine active blocks within a single row as a lightweight compression technique + $start = null; + $count = 0; + + foreach($row as $x => $module){ + + if($module === $M_TYPE){ + $count++; + + if($start === null){ + $start = $x; + } + + if(isset($row[$x + 1])){ + continue; + } + } + + if($count > 0){ + $len = $count; + $start ??= 0; // avoid type coercion in sprintf() - phan happy + + $path .= sprintf('M%s %s h%s v1 h-%sZ ', $start, $y, $len, $len); + + // reset count + $count = 0; + $start = null; + } + + } + + } + + if(!empty($path)){ + $svg .= sprintf( + '<path class="qr-%s %s" stroke="transparent" fill="%s" fill-opacity="%s" d="%s" />', + $M_TYPE, $this->options->cssClass, $value, $this->options->svgOpacity, $path + ); + } + + } + + // close svg + $svg .= '</svg>'.$this->options->eol; + + // if saving to file, append the correct headers + if($file !== null){ + return '<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">'. + $this->options->eol.$svg; + } + + if($this->options->imageBase64){ + $svg = sprintf('data:image/svg+xml;base64,%s', base64_encode($svg)); + } + + return $svg; + } + +} |