AbstractWriter.php
3 years ago
BinaryWriter.php
3 years ago
DebugWriter.php
3 years ago
EpsWriter.php
3 years ago
FpdfWriter.php
3 years ago
PngWriter.php
3 years ago
SvgWriter.php
3 years ago
WriterInterface.php
3 years ago
FpdfWriter.php
94 lines
| 1 | <?php |
| 2 | |
| 3 | declare (strict_types=1); |
| 4 | /* |
| 5 | * (c) Jeroen van den Enden <info@endroid.nl> |
| 6 | * |
| 7 | * This source file is subject to the MIT license that is bundled |
| 8 | * with this source code in the file LICENSE. |
| 9 | */ |
| 10 | namespace WP2FA_Vendor\Endroid\QrCode\Writer; |
| 11 | |
| 12 | use WP2FA_Vendor\Endroid\QrCode\Exception\ValidationException; |
| 13 | use WP2FA_Vendor\Endroid\QrCode\QrCodeInterface; |
| 14 | class FpdfWriter extends AbstractWriter |
| 15 | { |
| 16 | /** |
| 17 | * Defines as which unit the size is handled. Default is: "mm". |
| 18 | * |
| 19 | * Allowed values: 'mm', 'pt', 'cm', 'in' |
| 20 | */ |
| 21 | public const WRITER_OPTION_MEASURE_UNIT = 'fpdf_measure_unit'; |
| 22 | public function writeString(QrCodeInterface $qrCode) : string |
| 23 | { |
| 24 | if (!\class_exists(\WP2FA_Vendor\FPDF::class)) { |
| 25 | throw new \BadMethodCallException('The Fpdf writer requires FPDF as dependency but the class "\\FPDF" couldn\'t be found.'); |
| 26 | } |
| 27 | if ($qrCode->getValidateResult()) { |
| 28 | throw new ValidationException('Built-in validation reader can not check fpdf qr codes: please disable via setValidateResult(false)'); |
| 29 | } |
| 30 | $foregroundColor = $qrCode->getForegroundColor(); |
| 31 | if (0 !== $foregroundColor['a']) { |
| 32 | throw new \InvalidArgumentException('The foreground color has an alpha channel, but the fpdf qr writer doesn\'t support alpha channels.'); |
| 33 | } |
| 34 | $backgroundColor = $qrCode->getBackgroundColor(); |
| 35 | if (0 !== $backgroundColor['a']) { |
| 36 | throw new \InvalidArgumentException('The foreground color has an alpha channel, but the fpdf qr writer doesn\'t support alpha channels.'); |
| 37 | } |
| 38 | $label = $qrCode->getLabel(); |
| 39 | $labelHeight = null !== $label ? 30 : 0; |
| 40 | $data = $qrCode->getData(); |
| 41 | $options = $qrCode->getWriterOptions(); |
| 42 | $fpdf = new \WP2FA_Vendor\FPDF('P', $options[self::WRITER_OPTION_MEASURE_UNIT] ?? 'mm', [$data['outer_width'], $data['outer_height'] + $labelHeight]); |
| 43 | $fpdf->AddPage(); |
| 44 | $fpdf->SetFillColor($backgroundColor['r'], $backgroundColor['g'], $backgroundColor['b']); |
| 45 | $fpdf->Rect(0, 0, $data['outer_width'], $data['outer_height'], 'F'); |
| 46 | $fpdf->SetFillColor($foregroundColor['r'], $foregroundColor['g'], $foregroundColor['b']); |
| 47 | foreach ($data['matrix'] as $row => $values) { |
| 48 | foreach ($values as $column => $value) { |
| 49 | if (1 === $value) { |
| 50 | $fpdf->Rect($data['margin_left'] + $column * $data['block_size'], $data['margin_left'] + $row * $data['block_size'], $data['block_size'], $data['block_size'], 'F'); |
| 51 | } |
| 52 | } |
| 53 | } |
| 54 | $logoPath = $qrCode->getLogoPath(); |
| 55 | if (null !== $logoPath) { |
| 56 | $this->addLogo($fpdf, $logoPath, $qrCode->getLogoWidth(), $qrCode->getLogoHeight(), $data['outer_width'], $data['outer_height']); |
| 57 | } |
| 58 | if (null !== $label) { |
| 59 | $fpdf->setY($data['outer_height'] + 5); |
| 60 | $fpdf->SetFont('Helvetica', null, $qrCode->getLabelFontSize()); |
| 61 | $fpdf->Cell(0, 0, $label, 0, 0, \strtoupper($qrCode->getLabelAlignment()[0])); |
| 62 | } |
| 63 | return $fpdf->Output('S'); |
| 64 | } |
| 65 | protected function addLogo(\WP2FA_Vendor\FPDF $fpdf, string $logoPath, ?int $logoWidth, ?int $logoHeight, int $imageWidth, int $imageHeight) : void |
| 66 | { |
| 67 | if (null === $logoHeight || null === $logoWidth) { |
| 68 | [$logoSourceWidth, $logoSourceHeight] = \getimagesize($logoPath); |
| 69 | if (null === $logoWidth) { |
| 70 | $logoWidth = (int) $logoSourceWidth; |
| 71 | } |
| 72 | if (null === $logoHeight) { |
| 73 | $aspectRatio = $logoWidth / $logoSourceWidth; |
| 74 | $logoHeight = (int) ($logoSourceHeight * $aspectRatio); |
| 75 | } |
| 76 | } |
| 77 | $logoX = $imageWidth / 2 - (int) $logoWidth / 2; |
| 78 | $logoY = $imageHeight / 2 - (int) $logoHeight / 2; |
| 79 | $fpdf->Image($logoPath, $logoX, $logoY, $logoWidth, $logoHeight); |
| 80 | } |
| 81 | public static function getContentType() : string |
| 82 | { |
| 83 | return 'application/pdf'; |
| 84 | } |
| 85 | public static function getSupportedExtensions() : array |
| 86 | { |
| 87 | return ['pdf']; |
| 88 | } |
| 89 | public function getName() : string |
| 90 | { |
| 91 | return 'fpdf'; |
| 92 | } |
| 93 | } |
| 94 |