38 lines
976 B
PHP
38 lines
976 B
PHP
<?php
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declare(strict_types=1);
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namespace RobThree\Auth\Providers\Qr;
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/**
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* Use https://image-charts.com to provide a QR code
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*/
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class ImageChartsQRCodeProvider extends BaseHTTPQRCodeProvider
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{
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public function __construct(protected bool $verifyssl = true, public string $errorcorrectionlevel = 'L', public int $margin = 1)
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{
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}
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public function getMimeType(): string
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{
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return 'image/png';
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}
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public function getQRCodeImage(string $qrText, int $size): string
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{
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return $this->getContent($this->getUrl($qrText, $size));
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}
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public function getUrl(string $qrText, int $size): string
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{
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$queryParameters = array(
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'cht' => 'qr',
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'chs' => ceil($size / 2) . 'x' . ceil($size / 2),
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'chld' => $this->errorcorrectionlevel . '|' . $this->margin,
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'chl' => $qrText,
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);
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return 'https://image-charts.com/chart?' . http_build_query($queryParameters);
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}
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}
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