92 lines
2.3 KiB
PHP
92 lines
2.3 KiB
PHP
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<?php
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declare(strict_types=1);
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namespace Doctrine\RST\References;
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use Doctrine\RST\Environment;
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use Doctrine\RST\Meta\MetaEntry;
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final class Resolver
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{
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/** @param string[] $attributes */
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public function resolve(
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Environment $environment,
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string $data,
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array $attributes = []
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): ?ResolvedReference {
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$resolvedFileReference = $this->resolveFileReference($environment, $data, $attributes);
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if ($resolvedFileReference !== null) {
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return $resolvedFileReference;
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}
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$resolvedAnchorReference = $this->resolveAnchorReference($environment, $data, $attributes);
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if ($resolvedAnchorReference !== null) {
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return $resolvedAnchorReference;
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}
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return null;
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}
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/** @param string[] $attributes */
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private function resolveFileReference(
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Environment $environment,
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string $data,
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array $attributes = []
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): ?ResolvedReference {
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$entry = null;
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$file = $environment->canonicalUrl($data);
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if ($file !== null) {
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$entry = $environment->getMetas()->get($file);
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}
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if ($entry === null) {
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return null;
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}
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return $this->createResolvedReference($file, $environment, $entry, $attributes);
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}
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/** @param string[] $attributes */
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private function resolveAnchorReference(
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Environment $environment,
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string $data,
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array $attributes = []
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): ?ResolvedReference {
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$entry = $environment->getMetas()->findLinkMetaEntry($data);
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if ($entry !== null) {
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return $this->createResolvedReference($entry->getFile(), $environment, $entry, $attributes, $data);
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}
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return null;
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}
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/** @param string[] $attributes */
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private function createResolvedReference(
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?string $file,
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Environment $environment,
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MetaEntry $entry,
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array $attributes = [],
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?string $anchor = null
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): ResolvedReference {
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$url = $entry->getUrl();
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if ($url !== '') {
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$url = $environment->relativeUrl('/' . $url) . ($anchor !== null ? '#' . $anchor : '');
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}
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return new ResolvedReference(
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$file,
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$entry->getTitle(),
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$url,
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$entry->getTitles(),
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$attributes
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);
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}
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}
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