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<?php |
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/** |
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* Trait QROptionsTrait |
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* |
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* @created 10.03.2018 |
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* @author smiley <[email protected]> |
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* @copyright 2018 smiley |
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* @license MIT |
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* |
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* @noinspection PhpUnused |
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*/ |
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namespace chillerlan\QRCode; |
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use chillerlan\QRCode\Common\EccLevel; |
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use chillerlan\QRCode\Decoder\{GDLuminanceSource, IMagickLuminanceSource}; |
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use function array_values, count, extension_loaded, in_array, is_numeric, max, min, sprintf, strtolower; |
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/** |
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* The QRCode plug-in settings & setter functionality |
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*/ |
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trait QROptionsTrait{ |
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/** |
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* QR Code version number |
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* |
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* [1 ... 40] or QRCode::VERSION_AUTO |
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*/ |
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protected int $version = QRCode::VERSION_AUTO; |
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/** |
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* Minimum QR version |
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* |
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* if $version = QRCode::VERSION_AUTO |
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*/ |
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protected int $versionMin = 1; |
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/** |
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* Maximum QR version |
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*/ |
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protected int $versionMax = 40; |
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/** |
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* Error correct level |
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* |
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* QRCode::ECC_X where X is: |
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* |
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* - L => 7% |
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* - M => 15% |
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* - Q => 25% |
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* - H => 30% |
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*/ |
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protected int $eccLevel = EccLevel::L; |
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/** |
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* Mask Pattern to use (no value in using, mostly for unit testing purposes) |
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* |
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* [0...7] or QRCode::MASK_PATTERN_AUTO |
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*/ |
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protected int $maskPattern = QRCode::MASK_PATTERN_AUTO; |
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/** |
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* Add a "quiet zone" (margin) according to the QR code spec |
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* |
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* @see https://www.qrcode.com/en/howto/code.html |
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*/ |
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protected bool $addQuietzone = true; |
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/** |
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* Size of the quiet zone |
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* |
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* internally clamped to [0 ... $moduleCount / 2], defaults to 4 modules |
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*/ |
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protected int $quietzoneSize = 4; |
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/** |
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* The output type |
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* |
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* - QRCode::OUTPUT_MARKUP_XXXX where XXXX = HTML, SVG |
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* - QRCode::OUTPUT_IMAGE_XXX where XXX = PNG, GIF, JPG |
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* - QRCode::OUTPUT_STRING_XXXX where XXXX = TEXT, JSON |
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* - QRCode::OUTPUT_CUSTOM |
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*/ |
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protected string $outputType = QRCode::OUTPUT_MARKUP_SVG; |
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/** |
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* the FQCN of the custom QROutputInterface if $outputType is set to QRCode::OUTPUT_CUSTOM |
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*/ |
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protected ?string $outputInterface = null; |
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/** |
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* /path/to/cache.file |
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*/ |
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protected ?string $cachefile = null; |
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/** |
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* newline string [HTML, SVG, TEXT] |
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*/ |
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protected string $eol = PHP_EOL; |
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/** |
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* size of a QR code pixel [SVG, IMAGE_*], HTML via CSS |
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*/ |
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protected int $scale = 5; |
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/** |
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* a common css class |
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*/ |
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protected string $cssClass = 'qrcode'; |
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/** |
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* SVG opacity |
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*/ |
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protected float $svgOpacity = 1.0; |
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/** |
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* anything between <defs> |
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* |
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* @see https://developer.mozilla.org/en-US/docs/Web/SVG/Element/defs |
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*/ |
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protected string $svgDefs = ''; |
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/** |
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* SVG viewBox size. a single integer number which defines width/height of the viewBox attribute. |
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* |
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* viewBox="0 0 x x" |
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* |
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* @see https://developer.mozilla.org/en-US/docs/Web/SVG/Attribute/viewBox |
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* @see https://css-tricks.com/scale-svg/#article-header-id-3 |
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*/ |
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protected ?int $svgViewBoxSize = null; |
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/** |
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* @see https://developer.mozilla.org/en-US/docs/Web/SVG/Attribute/preserveAspectRatio |
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*/ |
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protected string $svgPreserveAspectRatio = 'xMidYMid'; |
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/** |
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* optional "width" attribute with the specified value (note that the value is not checked!) |
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* |
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* @see https://developer.mozilla.org/en-US/docs/Web/SVG/Attribute/width |
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*/ |
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protected ?string $svgWidth = null; |
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/** |
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* optional "height" attribute with the specified value (note that the value is not checked!) |
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* |
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* @see https://developer.mozilla.org/en-US/docs/Web/SVG/Attribute/height |
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*/ |
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protected ?string $svgHeight = null; |
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/** |
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* whether to connect the paths for the several module types to avoid weird glitches when using gradients etc. |
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* |
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* @see https://github.com/chillerlan/php-qrcode/issues/57 |
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*/ |
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protected bool $connectPaths = false; |
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/** |
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* specify which paths/patterns to exclude from connecting if $svgConnectPaths is set to true |
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*/ |
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protected array $excludeFromConnect = []; |
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/** |
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* specify whether to draw the modules as filled circles |
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* |
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* a note for GDImage output: |
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* |
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* if QROptions::$scale is less or equal than 20, the image will be upscaled internally, then the modules will be drawn |
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* using imagefilledellipse() and then scaled back to the expected size using IMG_BICUBIC which in turn produces |
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* unexpected outcomes in combination with transparency - to avoid this, set scale to a value greater than 20. |
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* |
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* @see https://github.com/chillerlan/php-qrcode/issues/23 |
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* @see https://github.com/chillerlan/php-qrcode/discussions/122 |
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*/ |
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protected bool $drawCircularModules = false; |
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/** |
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* specifies the radius of the modules when $svgDrawCircularModules is set to true |
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*/ |
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protected float $circleRadius = 0.45; |
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/** |
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* specifies which module types to exclude when $svgDrawCircularModules is set to true |
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*/ |
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protected array $keepAsSquare = []; |
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/** |
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* string substitute for dark |
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*/ |
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protected string $textDark = '🔴'; |
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/** |
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* string substitute for light |
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*/ |
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protected string $textLight = '⭕'; |
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/** |
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* markup substitute for dark (CSS value) |
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*/ |
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protected string $markupDark = '#000'; |
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/** |
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* markup substitute for light (CSS value) |
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*/ |
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protected string $markupLight = '#fff'; |
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/** |
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* Return the image resource instead of a render if applicable. |
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* This option overrides other output options, such as $cachefile and $imageBase64. |
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* |
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* Supported by the following modules: |
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* |
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* - QRImage: resource (PHP < 8), GdImage |
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* - QRImagick: Imagick |
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* - QRFpdf: FPDF |
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* |
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* @see \chillerlan\QRCode\Output\QROutputInterface::dump() |
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* |
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* @var bool |
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*/ |
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protected bool $returnResource = false; |
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/** |
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* toggle base64 or raw image data |
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*/ |
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protected bool $imageBase64 = true; |
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/** |
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* toggle background transparency |
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* |
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* - In GdImage mode (png, gif) it sets imagecolortransparent() with QROptions::$imageTransparencyBG. |
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* It also sets the "normal" background color without transparency switch. |
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* |
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* - In SVG mode (as of v5), it won't render the "light" modules, |
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* as opacity/transparency can easily be set with css properties. |
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* |
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* - It has no effect in the FPDF and Imagick output modules. |
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* |
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* @see \chillerlan\QRCode\QROptions::$imageTransparencyBG |
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* @see https://github.com/chillerlan/php-qrcode/discussions/121 |
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*/ |
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protected bool $imageTransparent = true; |
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/** |
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* Sets the background color in GD mode. |
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* |
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* When QROptions::$imageTransparent is set to true, this color is set as transparent in imagecolortransparent() |
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* |
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* @see \chillerlan\QRCode\Output\QRGdImage |
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* @see \chillerlan\QRCode\QROptions::$imageTransparent |
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* @see imagecolortransparent() |
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* |
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* [R, G, B] |
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*/ |
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protected array $imageTransparencyBG = [255, 255, 255]; |
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/** |
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* @see imagepng() |
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*/ |
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protected int $pngCompression = -1; |
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/** |
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* @see imagejpeg() |
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*/ |
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protected int $jpegQuality = 85; |
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/** |
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* Imagick output format |
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* |
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* @see \Imagick::setImageFormat() |
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* @see https://www.imagemagick.org/script/formats.php |
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*/ |
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protected string $imagickFormat = 'png32'; |
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/** |
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* Imagick background color (defaults to "transparent") |
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* |
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* @see \ImagickPixel::__construct() |
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*/ |
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protected ?string $imagickBG = null; |
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/** |
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* Measurement unit for FPDF output: pt, mm, cm, in (defaults to "pt") |
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* |
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* @see \FPDF::__construct() |
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*/ |
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protected string $fpdfMeasureUnit = 'pt'; |
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/** |
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* Module values map |
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* |
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* - HTML, IMAGICK: #ABCDEF, cssname, rgb(), rgba()... |
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* - IMAGE: [63, 127, 255] // R, G, B |
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*/ |
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protected ?array $moduleValues = null; |
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/** |
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* use Imaagick (if available) when reading QR Codes |
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*/ |
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protected bool $readerUseImagickIfAvailable = false; |
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/** |
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* grayscale the image before reading |
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*/ |
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protected bool $readerGrayscale = false; |
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/** |
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* increase the contrast before reading |
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* |
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* note that applying contrast works different in GD and Imagick, so mileage may vary |
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*/ |
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protected bool $readerIncreaseContrast = false; |
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/** |
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* Toggles logo space creation |
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*/ |
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protected bool $addLogoSpace = false; |
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/** |
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* width of the logo space |
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*/ |
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protected int $logoSpaceWidth = 0; |
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/** |
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* height of the logo space |
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*/ |
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protected int $logoSpaceHeight = 0; |
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/** |
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* optional horizontal start position of the logo space (top left corner) |
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*/ |
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protected ?int $logoSpaceStartX = null; |
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/** |
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* optional vertical start position of the logo space (top left corner) |
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*/ |
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protected ?int $logoSpaceStartY = null; |
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/** |
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* clamp min/max version number |
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*/ |
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protected function setMinMaxVersion(int $versionMin, int $versionMax):void{ |
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$min = max(1, min(40, $versionMin)); |
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$max = max(1, min(40, $versionMax)); |
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$this->versionMin = min($min, $max); |
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$this->versionMax = max($min, $max); |
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} |
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/** |
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* sets the minimum version number |
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*/ |
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protected function set_versionMin(int $version):void{ |
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$this->setMinMaxVersion($version, $this->versionMax); |
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} |
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/** |
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* sets the maximum version number |
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*/ |
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protected function set_versionMax(int $version):void{ |
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$this->setMinMaxVersion($this->versionMin, $version); |
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} |
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/** |
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* sets/clamps the version number |
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*/ |
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protected function set_version(int $version):void{ |
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if($version !== QRCode::VERSION_AUTO){ |
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$this->version = max(1, min(40, $version)); |
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} |
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} |
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/** |
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* sets the error correction level |
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* |
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* @throws \chillerlan\QRCode\QRCodeException |
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*/ |
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protected function set_eccLevel(int $eccLevel):void{ |
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if(!in_array($eccLevel, [EccLevel::L, EccLevel::M, EccLevel::Q, EccLevel::H], true)){ |
385
|
|
|
throw new QRCodeException(sprintf('Invalid error correct level: %s', $eccLevel)); |
386
|
|
|
} |
387
|
|
|
|
388
|
|
|
$this->eccLevel = $eccLevel; |
389
|
|
|
} |
390
|
|
|
|
391
|
|
|
/** |
392
|
|
|
* sets/clamps the mask pattern |
393
|
|
|
*/ |
394
|
|
|
protected function set_maskPattern(int $maskPattern):void{ |
395
|
|
|
|
396
|
|
|
if($maskPattern !== QRCode::MASK_PATTERN_AUTO){ |
397
|
|
|
$this->maskPattern = max(0, min(7, $maskPattern)); |
398
|
|
|
} |
399
|
|
|
|
400
|
|
|
} |
401
|
|
|
|
402
|
|
|
/** |
403
|
|
|
* sets/clamps the quiet zone size |
404
|
|
|
*/ |
405
|
|
|
protected function set_quietzoneSize(int $quietzoneSize):void{ |
406
|
|
|
$this->quietzoneSize = max(0, min($quietzoneSize, 75)); |
407
|
|
|
} |
408
|
|
|
|
409
|
|
|
/** |
410
|
|
|
* sets the transparency background color |
411
|
|
|
* |
412
|
|
|
* @throws \chillerlan\QRCode\QRCodeException |
413
|
|
|
*/ |
414
|
|
|
protected function set_imageTransparencyBG(array $imageTransparencyBG):void{ |
415
|
|
|
|
416
|
|
|
// invalid value - set to white as default |
417
|
|
|
if(count($imageTransparencyBG) < 3){ |
418
|
|
|
$this->imageTransparencyBG = [255, 255, 255]; |
419
|
|
|
|
420
|
|
|
return; |
421
|
|
|
} |
422
|
|
|
|
423
|
|
|
foreach($imageTransparencyBG as $k => $v){ |
424
|
|
|
|
425
|
|
|
// cut off exceeding items |
426
|
|
|
if($k > 2){ |
427
|
|
|
break; |
428
|
|
|
} |
429
|
|
|
|
430
|
|
|
if(!is_numeric($v)){ |
431
|
|
|
throw new QRCodeException('Invalid RGB value.'); |
432
|
|
|
} |
433
|
|
|
|
434
|
|
|
// clamp the values |
435
|
|
|
$this->imageTransparencyBG[$k] = max(0, min(255, (int)$v)); |
436
|
|
|
} |
437
|
|
|
|
438
|
|
|
// use the array values to not run into errors with the spread operator (...$arr) |
439
|
|
|
$this->imageTransparencyBG = array_values($this->imageTransparencyBG); |
440
|
|
|
} |
441
|
|
|
|
442
|
|
|
/** |
443
|
|
|
* sets the FPDF measurement unit |
444
|
|
|
* |
445
|
|
|
* @codeCoverageIgnore |
446
|
|
|
*/ |
447
|
|
|
protected function set_fpdfMeasureUnit(string $unit):void{ |
448
|
|
|
$unit = strtolower($unit); |
449
|
|
|
|
450
|
|
|
if(in_array($unit, ['cm', 'in', 'mm', 'pt'], true)){ |
451
|
|
|
$this->fpdfMeasureUnit = $unit; |
452
|
|
|
} |
453
|
|
|
|
454
|
|
|
// @todo throw or ignore silently? |
455
|
|
|
} |
456
|
|
|
|
457
|
|
|
/** |
458
|
|
|
* enables Imagick for the QR Code reader if the extension is available |
459
|
|
|
*/ |
460
|
|
|
protected function set_readerUseImagickIfAvailable(bool $useImagickIfAvailable):void{ |
461
|
|
|
$this->readerUseImagickIfAvailable = $useImagickIfAvailable && extension_loaded('imagick'); |
462
|
|
|
} |
463
|
|
|
|
464
|
|
|
/** |
465
|
|
|
* returns the FQCN of the luminance source class to use in the reader (GD or Imagick) |
466
|
|
|
* |
467
|
|
|
* @see \chillerlan\QRCode\Decoder\LuminanceSourceInterface |
468
|
|
|
*/ |
469
|
|
|
public function getLuminanceSourceFQCN():string{ |
470
|
|
|
// i still hate this |
471
|
|
|
return $this->readerUseImagickIfAvailable |
472
|
|
|
? IMagickLuminanceSource::class |
473
|
|
|
: GDLuminanceSource::class; |
474
|
|
|
} |
475
|
|
|
|
476
|
|
|
/** |
477
|
|
|
* clamp the logo space values between 0 and maximum length (177 modules at version 40) |
478
|
|
|
*/ |
479
|
|
|
protected function clampLogoSpaceValue(int $value):int{ |
480
|
|
|
return (int)max(0, min(177, $value)); |
481
|
|
|
} |
482
|
|
|
|
483
|
|
|
/** |
484
|
|
|
* clamp/set logo space width |
485
|
|
|
*/ |
486
|
|
|
protected function set_logoSpaceWidth(int $value):void{ |
487
|
|
|
$this->logoSpaceWidth = $this->clampLogoSpaceValue($value); |
488
|
|
|
} |
489
|
|
|
|
490
|
|
|
/** |
491
|
|
|
* clamp/set logo space height |
492
|
|
|
*/ |
493
|
|
|
protected function set_logoSpaceHeight(int $value):void{ |
494
|
|
|
$this->logoSpaceHeight = $this->clampLogoSpaceValue($value); |
495
|
|
|
} |
496
|
|
|
|
497
|
|
|
/** |
498
|
|
|
* clamp/set horizontal logo space start |
499
|
|
|
*/ |
500
|
|
|
protected function set_logoSpaceStartX(?int $value):void{ |
501
|
|
|
$this->logoSpaceStartX = $value === null ? null : $this->clampLogoSpaceValue($value); |
502
|
|
|
} |
503
|
|
|
|
504
|
|
|
/** |
505
|
|
|
* clamp/set vertical logo space start |
506
|
|
|
*/ |
507
|
|
|
protected function set_logoSpaceStartY(?int $value):void{ |
508
|
|
|
$this->logoSpaceStartY = $value === null ? null : $this->clampLogoSpaceValue($value); |
509
|
|
|
} |
510
|
|
|
|
511
|
|
|
/** |
512
|
|
|
* clamp/set SVG circle radius |
513
|
|
|
*/ |
514
|
|
|
protected function set_circleRadius(float $circleRadius):void{ |
515
|
|
|
$this->circleRadius = max(0.1, min(0.75, $circleRadius)); |
516
|
|
|
} |
517
|
|
|
|
518
|
|
|
} |
519
|
|
|
|