public function getQrcode()
{
$sku = $this->getProduct()->getSku();
$renderer = new \BaconQrCode\Renderer\Image\Png();
$renderer->setHeight(256);
$renderer->setWidth(256);
$writer = new \BaconQrCode\Writer($renderer);
$pngfileName = "pub/media/qrcode/" . $sku . ".png";
$writer->writeFile($sku, $pngfileName);
}
public function tfaRenderQrCodeAction()
{
$filePath = tempnam('data/tmp/', '2fa-qr-');
$renderer = new \BaconQrCode\Renderer\Image\Png();
$renderer->setForegroundColor(new \BaconQrCode\Renderer\Color\Rgb(170, 45, 76));
$renderer->setHeight(256);
$renderer->setWidth(256);
$writer = new \BaconQrCode\Writer($renderer);
$writer->writeFile('123456', $filePath);
$response = new Stream();
$response->setCleanup(true);
$response->setStream(fopen($filePath, 'rb'));
$response->setStreamName($filePath);
$headers = $response->getHeaders();
$headers->addHeaderLine('Content-Length', filesize($filePath));
$headers->addHeaderLine('Content-Type', 'image/png');
return $response;
}
/**
* Get the QR code representing the asset
*
* @param int $assetId
* @return View
**/
public function getQrCode($assetId = null)
{
$settings = Setting::getSettings();
if ($settings->qr_code == '1') {
$asset = Asset::find($assetId);
if (isset($asset->id)) {
$renderer = new \BaconQrCode\Renderer\Image\Png();
$renderer->setWidth($this->qrCodeDimensions['height'])->setHeight($this->qrCodeDimensions['height']);
$writer = new \BaconQrCode\Writer($renderer);
$content = $writer->writeString(route('view/hardware', $asset->id));
$content_disposition = sprintf('attachment;filename=qr_code_%s.png', preg_replace('/\\W/', '', $asset->asset_tag));
$response = Response::make($content, 200);
$response->header('Content-Type', 'image/png');
$response->header('Content-Disposition', $content_disposition);
return $response;
}
}
$response = Response::make('', 404);
return $response;
}
public function write($toWrite, $qrPath)
{
$writer = new \BaconQrCode\Writer($this->renderer);
$writer->writeFile($toWrite, $qrPath);
return $this;
}
<?php
$renderer = new \BaconQrCode\Renderer\Image\Png();
$renderer->setHeight(400);
$renderer->setWidth(400);
$writer = new \BaconQrCode\Writer($renderer);
header('Content-Type: image/png');
print $writer->writeString($data);
exit;
<!-- /#sidebar-wrapper -->
<!-- Page Content -->
<div id="page-content-wrapper">
<div class="container-fluid">
<h1>Bitcoin Jukebox</h1>
<h3>Step 1: Read QR code with your mobile phone.</h3>
<h3>Step 2: Order songs you like.</h3>
<h3>Step 3: Pay them with bitcoin.</h3>
<img src="data:image/png;
<?php
$renderer = new \BaconQrCode\Renderer\Image\Png();
$renderer->setHeight(240);
$renderer->setWidth(240);
$renderer->setMargin(5);
$writer = new \BaconQrCode\Writer($renderer);
$isLocalhost = $_SERVER['SERVER_NAME'] == 'localhost' || \Nette\Utils\Strings::startsWith($_SERVER['SERVER_NAME'], '192.168');
$url = $isLocalhost ? getHostByName(getHostName()) . '/bitcoinJukebox/adminAndMobile' : 'http://jukebox.paralelnipolis.cz/';
echo "base64," . base64_encode($writer->writeString($url));
?>
" class="qr-image" alt="QR code link to order page">
</div>
</div>
<!-- /#page-content-wrapper -->
</div>
<!-- /#wrapper -->
<?php
$connected = @fsockopen("www.google.com", 80) != false;
?>
/**
* Generate the URL for the Google Charts API to make the QR code
* To use in an image tag:
*
* '<img src="data:image/png;base64,'.base64_encode($data).'"/>
*
* @param string $holder Account identifier (email, username, etc)
* @param string $name Name of the application
* @param integer $size Height x Width in pixels of the resulting image
*/
public function generateQrImage($holder, $name, $size = 30)
{
$data = 'otpauth://totp/' . $name . ':' . $holder . '?secret=' . $this->getInitKey();
$renderer = new \BaconQrCode\Renderer\Image\Png();
$renderer->setMargin(0)->setHeight($size)->setWidth($size);
$writer = new \BaconQrCode\Writer($renderer);
return $writer->writeString($data);
}
