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<?php |
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/** |
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* VocabularyConfig provides access to the vocabulary configuration defined in vocabularies.ttl. |
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*/ |
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class VocabularyConfig extends DataObject |
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{ |
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private $plugins; |
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public function __construct($resource, $globalPlugins=array()) |
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{ |
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$this->resource = $resource; |
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$plugins = $this->resource->allLiterals('skosmos:usePlugin'); |
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$pluginArray = array(); |
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if ($plugins) { |
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foreach ($plugins as $pluginlit) { |
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$pluginArray[] = $pluginlit->getValue(); |
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} |
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} |
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$this->plugins = new PluginRegister(array_merge($globalPlugins, $pluginArray)); |
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} |
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/** |
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* Returns a boolean value based on a literal value from the vocabularies.ttl configuration. |
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* @param string $property the property to query |
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* @param boolean $default the default value if the value is not set in configuration |
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*/ |
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private function getBoolean($property, $default = false) |
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{ |
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$val = $this->resource->getLiteral($property); |
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if ($val) { |
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return filter_var($val->getValue(), FILTER_VALIDATE_BOOLEAN); |
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} |
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return $default; |
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} |
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/** |
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* Returns a boolean value based on a literal value from the vocabularies.ttl configuration. |
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* @param string $property the property to query |
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* @param string $lang preferred language for the literal, |
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*/ |
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private function getLiteral($property, $lang=null) |
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{ |
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if (!isset($lang)) {; |
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$lang = $this->getEnvLang(); |
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} |
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$literal = $this->resource->getLiteral($property, $lang); |
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if ($literal) { |
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return $literal->getValue(); |
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} |
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// not found with selected language, try any language |
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$literal = $this->resource->getLiteral($property); |
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if ($literal) |
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return $literal->getValue(); |
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} |
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/** |
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* Get the default language of this vocabulary |
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* @return string default language, e.g. 'en' |
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*/ |
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public function getDefaultLanguage() |
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{ |
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$deflang = $this->resource->getLiteral('skosmos:defaultLanguage'); |
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if ($deflang) { |
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return $deflang->getValue(); |
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} |
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$langs = $this->getLanguages(); |
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$deflang = reset($langs); // picking the first one from the list with reset since the keys are not numeric |
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if (sizeof($langs) > 1) { |
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trigger_error("Default language for vocabulary '" . $this->getShortName() . "' unknown, choosing '$deflang'.", E_USER_WARNING); |
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} |
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return $deflang; |
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} |
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/** |
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* Wether the alphabetical index is small enough to be shown all at once. |
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* @return boolean true if all concepts can be shown at once. |
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*/ |
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public function getAlphabeticalFull() |
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{ |
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return $this->getBoolean('skosmos:fullAlphabeticalIndex'); |
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} |
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/** |
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* Returns a short name for a vocabulary if configured. If that has not been set |
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* using vocabId as a fallback. |
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* @return string |
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*/ |
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public function getShortName() |
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{ |
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$shortname = $this->getLiteral('skosmos:shortName'); |
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if ($shortname) |
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return $shortname; |
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// if no shortname exists fall back to the id |
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return $this->getId(); |
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} |
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/** |
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* Get the vocabulary feedback e-mail address and return it. |
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* |
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* @return string e-mail address or null if not defined. |
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*/ |
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public function getFeedbackRecipient() |
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{ |
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$email = $this->resource->get('skosmos:feedbackRecipient'); |
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return isset($email) ? $email->getValue() : null; |
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} |
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/** |
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* Returns the human readable vocabulary title. |
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* @return string the title of the vocabulary |
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*/ |
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public function getTitle($lang = null) |
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{ |
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return $this->getLiteral('dc:title', $lang); |
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} |
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/** |
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* Returns a boolean value set in the vocabularies.ttl config. |
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* @return boolean |
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*/ |
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public function sortByNotation() |
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{ |
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return $this->getBoolean('skosmos:sortByNotation'); |
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} |
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/** |
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* Returns a boolean value set in the vocabularies.ttl config. |
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* @return boolean |
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*/ |
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public function showChangeList() |
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{ |
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return $this->getBoolean('skosmos:showChangeList'); |
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} |
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/** |
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* get the URLs from which the vocabulary data can be downloaded |
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* @return array Array with MIME type as key, URL as value |
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*/ |
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public function getDataURLs() |
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{ |
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$ret = array(); |
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$urls = $this->resource->allResources("void:dataDump"); |
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foreach ($urls as $url) { |
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// first try dc:format and dc11:format |
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$mimetypelit = $url->getLiteral('dc:format'); |
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if ($mimetypelit === null) { |
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$mimetypelit = $url->getLiteral('dc11:format'); |
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} |
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// if still not found, guess MIME type using file extension |
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if ($mimetypelit !== null) { |
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$mimetype = $mimetypelit->getValue(); |
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} else { |
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$format = EasyRdf\Format::guessFormat(null, $url->getURI()); |
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if ($format === null) { |
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trigger_error("Could not guess format for <$url>.", E_USER_WARNING); |
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continue; |
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} |
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$mimetypes = array_keys($format->getMimeTypes()); |
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$mimetype = $mimetypes[0]; |
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} |
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$ret[$mimetype] = $url->getURI(); |
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} |
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return $ret; |
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} |
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/** |
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* Returns the main Concept Scheme URI of that Vocabulary, |
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* or null if not set. |
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* @return string concept scheme URI or null |
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*/ |
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public function getMainConceptSchemeURI() |
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{ |
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$val = $this->resource->getResource("skosmos:mainConceptScheme"); |
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if ($val) { |
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return $val->getURI(); |
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} |
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return null; |
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} |
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/** |
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* Returns the class URI used for concept groups in this vocabulary, |
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* or null if not set. |
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* @return string group class URI or null |
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*/ |
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public function getGroupClassURI() |
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{ |
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$val = $this->resource->getResource("skosmos:groupClass"); |
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if ($val) { |
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return $val->getURI(); |
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} |
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return null; |
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} |
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/** |
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* Returns the class URI used for thesaurus arrays in this vocabulary, |
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* or null if not set. |
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* @return string array class URI or null |
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*/ |
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public function getArrayClassURI() |
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{ |
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$val = $this->resource->getResource("skosmos:arrayClass"); |
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if ($val) { |
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return $val->getURI(); |
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} |
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return null; |
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} |
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/** |
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* Returns custom properties displayed on the search page if configured. |
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* @return string array class URI or null |
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*/ |
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View Code Duplication |
public function getAdditionalSearchProperties() |
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{ |
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$resources = $this->resource->allResources("skosmos:showPropertyInSearch"); |
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$ret = array(); |
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foreach ($resources as $res) { |
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$prop = $res->getURI(); |
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if (EasyRdf\RdfNamespace::shorten($prop) !== null) // shortening property labels if possible |
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{ |
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$prop = EasyRdf\RdfNamespace::shorten($prop); |
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} |
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$ret[] = $prop; |
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} |
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return $ret; |
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} |
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/** |
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* Queries whether the property should be shown with all the label language variations. |
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* @param string $property |
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* @return boolean |
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*/ |
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public function hasMultiLingualProperty($property) |
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{ |
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$resources = $this->resource->allResources("skosmos:hasMultiLingualProperty"); |
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foreach ($resources as $res) { |
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$prop = $res->getURI(); |
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if (EasyRdf\RdfNamespace::shorten($prop) !== null) // shortening property labels if possible |
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{ |
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$prop = EasyRdf\RdfNamespace::shorten($prop); |
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} |
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if ($prop === $property) { |
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return true; |
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} |
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} |
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return false; |
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} |
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/** |
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* Returns a boolean value set in the vocabularies.ttl config. |
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* @return boolean |
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*/ |
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public function getShowHierarchy() |
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{ |
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return $this->getBoolean('skosmos:showTopConcepts'); |
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} |
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/** |
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* Returns a boolean value set in the vocabularies.ttl config. |
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* @return boolean |
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*/ |
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public function showConceptSchemesInHierarchy() |
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{ |
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return $this->getBoolean('skosmos:conceptSchemesInHierarchy'); |
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} |
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/** |
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* Returns a boolean value set in the vocabularies.ttl config. |
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* @return boolean defaults to true if fetching hasn't been explicitly denied. |
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*/ |
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public function getExternalResourcesLoading() |
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{ |
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return $this->getBoolean('skosmos:loadExternalResources', true); |
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} |
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/** |
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* Returns a boolean value set in the vocabularies.ttl config. |
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* @return boolean |
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*/ |
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public function getShowLangCodes() |
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{ |
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return $this->getBoolean('skosmos:explicitLanguageTags'); |
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} |
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/** |
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* Returns a boolean value set in the vocabularies.ttl config. |
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* @return array array of concept class URIs (can be empty) |
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*/ |
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public function getIndexClasses() |
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{ |
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$resources = $this->resource->allResources("skosmos:indexShowClass"); |
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$ret = array(); |
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foreach ($resources as $res) { |
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$ret[] = $res->getURI(); |
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} |
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return $ret; |
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} |
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/** |
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* Get the languages supported by this vocabulary |
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* @return array languages supported by this vocabulary (as language tag strings) |
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*/ |
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public function getLanguages() |
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{ |
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$langs = $this->resource->allLiterals('skosmos:language'); |
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$ret = array(); |
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foreach ($langs as $lang) { |
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$langlit = Punic\Language::getName($lang->getValue(), $this->getEnvLang()); |
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$ret[$langlit] = $lang->getValue(); |
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} |
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ksort($ret); |
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return $ret; |
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} |
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/** |
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* Returns the vocabulary default sidebar view. |
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* @return string name of the view |
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*/ |
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public function getDefaultSidebarView() |
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{ |
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$defview = $this->resource->getLiteral('skosmos:defaultSidebarView'); |
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if ($defview) { |
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$value = $defview->getValue(); |
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if ($value === 'groups' || $value === 'hierarchy') { |
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return $value; |
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} |
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} |
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if ($this->showAlphabeticalIndex() === false) { |
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if ($this->getShowHierarchy()) { |
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return 'hierarchy'; |
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} else if ($this->getGroupClassURI()) { |
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return 'groups'; |
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} |
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} |
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return 'alphabetical'; // if not defined displaying the alphabetical index |
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} |
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/** |
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* Extracts the vocabulary id string from the baseuri of the vocabulary. |
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* @return string identifier eg. 'mesh'. |
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*/ |
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public function getId() |
365
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{ |
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$uriparts = explode("#", $this->resource->getURI()); |
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if (count($uriparts) != 1) |
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// hash namespace |
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{ |
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return $uriparts[1]; |
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} |
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// slash namespace |
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$uriparts = explode("/", $this->resource->getURI()); |
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return $uriparts[count($uriparts) - 1]; |
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} |
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public function getShowStatistics() { |
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return $this->getBoolean('skosmos:showStatistics', true); |
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} |
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public function getPlugins() |
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{ |
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return $this->plugins; |
386
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} |
387
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388
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/** |
389
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* Returns the property/properties used for visualizing concept hierarchies. |
390
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* @return string array class URI or null |
391
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*/ |
392
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393
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View Code Duplication |
public function getHierarchyProperty() |
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394
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{ |
395
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$resources = $this->resource->allResources("skosmos:hierarchyProperty"); |
396
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$ret = array(); |
397
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foreach ($resources as $res) { |
398
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$prop = $res->getURI(); |
399
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if (EasyRdf\RdfNamespace::shorten($prop) !== null) // prefixing if possible |
400
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{ |
401
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$prop = EasyRdf\RdfNamespace::shorten($prop); |
402
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} |
403
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404
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$ret[] = $prop; |
405
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} |
406
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return empty($ret) ? array('skos:broader') : $ret; |
407
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} |
408
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409
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/** |
410
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* Returns a boolean value set in the vocabularies.ttl config. |
411
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* @return boolean |
412
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*/ |
413
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public function showNotation() |
414
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{ |
415
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return $this->getBoolean('skosmos:showNotation', true); |
416
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} |
417
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418
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/** |
419
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* Returns a boolean value set in the vocabularies.ttl config. |
420
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* @return boolean |
421
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*/ |
422
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public function showAlphabeticalIndex() |
423
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{ |
424
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|
return $this->getBoolean('skosmos:showAlphabeticalIndex', true); |
425
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} |
426
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427
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/** |
428
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* Returns a boolean value set in the vocabularies.ttl config. |
429
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|
* @return boolean |
430
|
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*/ |
431
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|
public function getShowDeprecated() |
432
|
|
|
{ |
433
|
|
|
return $this->getBoolean('skosmos:showDeprecated', false); |
434
|
|
|
} |
435
|
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|
436
|
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|
/** |
437
|
|
|
* Returns the vocabulary dc:type value(s) with their labels and uris, if set in the vocabulary configuration. |
438
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|
|
* @return array of objects or an empty array |
439
|
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|
*/ |
440
|
|
|
public function getTypes($lang = null) |
441
|
|
|
{ |
442
|
|
|
$resources = $this->resource->allResources("dc:type"); |
443
|
|
|
$ret = array(); |
444
|
|
|
foreach ($resources as $res) { |
445
|
|
|
$prop = $res->getURI(); |
446
|
|
|
$label = $res->label($lang) ? $res->label($lang) : $res->label($this->getDefaultLanguage()); |
447
|
|
|
$ret[] = array('uri' => $prop, 'prefLabel' => $label->getValue()); |
448
|
|
|
} |
449
|
|
|
return $ret; |
450
|
|
|
} |
451
|
|
|
|
452
|
|
|
/** |
453
|
|
|
* Returns an array of fallback languages that is ordered by priority and |
454
|
|
|
* defined in the vocabulary configuration as a collection. |
455
|
|
|
* Additionally, the chosen content language is inserted with the highest priority |
456
|
|
|
* and the vocab default language is inserted with the lowest priority. |
457
|
|
|
* @param string $clang |
458
|
|
|
* @return array of language code strings |
459
|
|
|
*/ |
460
|
|
|
public function getLanguageOrder($clang) |
461
|
|
|
{ |
462
|
|
|
$ret = array($clang); |
463
|
|
|
$fallbacks = !empty($this->resource->get('skosmos:fallbackLanguages')) ? $this->resource->get('skosmos:fallbackLanguages') : array(); |
464
|
|
|
foreach ($fallbacks as $lang) { |
465
|
|
|
if (!in_array($lang, $ret)) { |
466
|
|
|
$ret[] = (string)$lang; // Literal to string conversion |
467
|
|
|
} |
468
|
|
|
} |
469
|
|
|
if (!in_array($this->getDefaultLanguage(), $ret)) { |
470
|
|
|
$ret[] = (string)$this->getDefaultLanguage(); |
471
|
|
|
} |
472
|
|
|
return $ret; |
473
|
|
|
} |
474
|
|
|
} |
475
|
|
|
|
You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.