Matthias Andreas Benkard | b382b10 | 2021-01-02 15:32:21 +0100 | [diff] [blame] | 1 | <?php |
| 2 | |
| 3 | namespace RobThree\Auth\Providers\Qr; |
| 4 | |
| 5 | // https://image-charts.com |
| 6 | class ImageChartsQRCodeProvider extends BaseHTTPQRCodeProvider |
| 7 | { |
| 8 | public $errorcorrectionlevel; |
| 9 | public $margin; |
| 10 | |
| 11 | function __construct($verifyssl = false, $errorcorrectionlevel = 'L', $margin = 1) |
| 12 | { |
| 13 | if (!is_bool($verifyssl)) |
| 14 | throw new \QRException('VerifySSL must be bool'); |
| 15 | |
| 16 | $this->verifyssl = $verifyssl; |
| 17 | |
| 18 | $this->errorcorrectionlevel = $errorcorrectionlevel; |
| 19 | $this->margin = $margin; |
| 20 | } |
| 21 | |
| 22 | public function getMimeType() |
| 23 | { |
| 24 | return 'image/png'; |
| 25 | } |
| 26 | |
| 27 | public function getQRCodeImage($qrtext, $size) |
| 28 | { |
| 29 | return $this->getContent($this->getUrl($qrtext, $size)); |
| 30 | } |
| 31 | |
| 32 | public function getUrl($qrtext, $size) |
| 33 | { |
| 34 | return 'https://image-charts.com/chart?cht=qr' |
| 35 | . '&chs=' . ceil($size/2) . 'x' . ceil($size/2) |
| 36 | . '&chld=' . $this->errorcorrectionlevel . '|' . $this->margin |
| 37 | . '&chl=' . rawurlencode($qrtext); |
| 38 | } |
| 39 | } |