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<?php |
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use Twig\Extension\AbstractExtension; |
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use Twig\TwigFilter; |
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class LinkUrlExtension extends AbstractExtension |
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{ |
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private $model; |
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public function __construct($model) |
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{ |
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$this->model = $model; |
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} |
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public function getFilters() |
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{ |
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return [ |
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new TwigFilter('link_url', [$this, 'linkUrlFilter']), |
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]; |
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} |
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/** |
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* Creates Skosmos links from uris. |
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* @param string $uri |
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* @param Vocabulary $vocab |
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* @param string $lang |
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* @param string $type |
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* @param string $clang content |
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* @param string $term |
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* @throws Exception if the vocabulary ID is not found in configuration |
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* @return string containing the Skosmos link |
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*/ |
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public function linkUrlFilter($uri, $vocab, $lang, $type = 'page', $clang = null, $term = null) |
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{ |
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// $vocab can either be null, a vocabulary id (string) or a Vocabulary object |
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if ($vocab === null) { |
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return $uri; |
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} elseif (is_string($vocab)) { |
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$vocid = $vocab; |
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$vocab = $this->model->getVocabulary($vocid); |
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} else { |
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$vocid = $vocab->getId(); |
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} |
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$params = []; |
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if (isset($clang) && $clang !== $lang) { |
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$params['clang'] = $clang; |
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} |
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if (isset($term)) { |
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$params['q'] = $term; |
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} |
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$localname = $vocab->getLocalName($uri); |
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if ($localname !== $uri && $localname === urlencode($localname)) { |
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$paramstr = count($params) > 0 ? '?' . http_build_query($params) : ''; |
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if ($type && $type !== '' && $type !== 'vocab' && !($localname === '' && $type === 'page')) { |
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return "$vocid/$lang/$type/$localname" . $paramstr; |
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} |
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return "$vocid/$lang/$localname" . $paramstr; |
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} |
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$params['uri'] = $uri; |
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return "$vocid/$lang/$type/?" . http_build_query($params); |
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} |
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} |
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NatLibFi /
Skosmos
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