72 lines
1.6 KiB
PHP
72 lines
1.6 KiB
PHP
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<?php
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declare(strict_types=1);
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namespace Doctrine\RST\HTML\Directives;
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use Doctrine\RST\Directives\SubDirective;
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use Doctrine\RST\Environment;
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use Doctrine\RST\Nodes\DocumentNode;
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use Doctrine\RST\Nodes\Node;
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use Doctrine\RST\Parser;
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use function array_map;
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use function explode;
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final class ClassDirective extends SubDirective
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{
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public function getName(): string
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{
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return 'class';
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}
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/** @param string[] $options */
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public function processSub(
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Parser $parser,
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?Node $document,
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string $variable,
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string $data,
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array $options
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): ?Node {
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if ($document === null) {
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return null;
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}
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$classes = explode(' ', $data);
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$normalizedClasses = array_map(static function (string $class): string {
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return Environment::slugify($class);
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}, $classes);
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$document->setClasses($normalizedClasses);
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if ($document instanceof DocumentNode) {
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$this->setNodesClasses($document->getNodes(), $classes);
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}
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return $document;
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}
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public function appliesToNonBlockContent(): bool
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{
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return true;
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}
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/**
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* @param Node[] $nodes
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* @param string[] $classes
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*/
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private function setNodesClasses(array $nodes, array $classes): void
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{
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foreach ($nodes as $node) {
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$node->setClasses($classes);
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if (! ($node instanceof DocumentNode)) {
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continue;
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}
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$this->setNodesClasses($node->getNodes(), $classes);
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}
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}
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}
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