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<?php |
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/* |
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* This file is part of ocubom/twig-svg-extension |
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* |
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* © Oscar Cubo Medina <https://ocubom.github.io> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Ocubom\Twig\Extension\Svg\Processor; |
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class ClassProcessor implements ProcessorInterface |
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{ |
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public function __invoke(\DOMElement $svg, array $options = []): \DOMElement |
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{ |
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$blocked = array_map('mb_strtolower', $options['class_block'] ?? []); |
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$classes = []; |
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foreach ($this->getClasses($svg, $options) as $class) { |
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$class = trim(/* @scrutinizer ignore-type */ $class); |
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if (!empty($class) && !in_array(mb_strtolower($class), $blocked)) { |
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$classes[$class] = $class; |
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} |
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} |
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if (count($classes) > 0) { |
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$svg->setAttribute('class', implode(' ', $classes)); |
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} else { |
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$svg->removeAttribute('class'); |
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} |
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// Remove extra options attributes |
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$svg->removeAttribute('class_default'); |
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$svg->removeAttribute('class_block'); |
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return $svg; |
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} |
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/** |
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* @return iterable<string> |
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*/ |
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private function getClasses(\DOMElement $svg, array $options): iterable |
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{ |
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// Yield default classes (will always be added) |
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yield from $options['class_default'] ?? []; |
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// Yield options classes |
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yield from $options['class'] ?? []; |
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// Yield element classes |
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yield from preg_split( |
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'@\s+@', |
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$svg->getAttribute('class') |
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); |
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} |
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} |
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ocubom /
twig-svg-extension
