$ec = Endroid\QrCode\QrCode::LEVEL_HIGH; break; case 'Q': $ec = Endroid\QrCode\QrCode::LEVEL_QUARTILE; break; case 'M': $ec = Endroid\QrCode\QrCode::LEVEL_MEDIUM; break; case 'L': default: $ec = Endroid\QrCode\QrCode::LEVEL_LOW; break; } $qrCode->setErrorCorrection($ec); $qrCode->setModuleSize((int) $configs['qrcode_mps'] - 1); $qrCode->setPadding($configs['qrcode_margin'] * $qrCode->getModuleSize()); $qrCode->setBackgroundColor(normalizeColor($configs['qrcode_bgcolor'])); $qrCode->setForegroundColor(normalizeColor($configs['qrcode_fgcolor'])); //$qrCode->setText("Life is too short to be generating QR codes"); //$qrCode->setSize(300); try { $qrData = $qrCode->get('png'); } catch (\Exception $e) { $xoopsPreload->triggerEvent('core.exception', $e); $qrData = ''; } $mimetype = \Xoops\Core\MimeTypes::findType('png'); $expires = 60 * 60 * 24 * 15; // seconds, minutes, hours, days header("Cache-Control: public, max-age=" . $expires); header('Expires: ' . gmdate('D, d M Y H:i:s', time() + $expires) . ' GMT');