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<?php |
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/** |
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* A class for breadcrumb concept hierarchy paths |
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*/ |
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class Breadcrumb |
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{ |
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/** a label for the term doesn't need to be a prefLabel */ |
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private $prefLabel; |
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/** uri of the concept */ |
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private $uri; |
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/** an array of narrower concepts */ |
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private $narrowerConcepts; |
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/** used for storing the hidden labels */ |
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private $hiddenLabel; |
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/** |
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* Creating a new breadcrumb object requires a uri and a preflabel. |
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* @param string $uri |
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* @param string $prefLabel |
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*/ |
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public function __construct($uri, $prefLabel) |
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{ |
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$this->narrowerConcepts = array(); |
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$this->uri = $uri; |
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$this->prefLabel = $prefLabel; |
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} |
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/** |
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* Hides the prefLabel and stores the value as a hiddenLabel. |
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*/ |
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public function hideLabel() |
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{ |
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if (!$this->hiddenLabel) { |
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$this->hiddenLabel = $this->prefLabel; |
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} |
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$this->prefLabel = '...'; |
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} |
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/** |
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* Used for adding narrower relationships to a Breadcrumb concept |
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* @param Breadcrumb $concept |
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*/ |
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public function addNarrower($concept) |
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{ |
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$this->narrowerConcepts[$concept->uri] = $concept; |
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} |
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/** |
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* Getter for the prefLabel value |
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*/ |
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public function getPrefLabel() |
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{ |
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return $this->prefLabel; |
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} |
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/** |
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* Getter for the URI value |
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*/ |
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public function getUri() |
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{ |
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return $this->uri; |
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} |
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/** |
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* Getter for the narrower concepts array |
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*/ |
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public function getNarrowerConcepts() |
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{ |
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return $this->narrowerConcepts; |
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} |
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/** |
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* Getter for the hidden prefLabel value |
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*/ |
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public function getHiddenLabel() |
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{ |
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return $this->hiddenLabel; |
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} |
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} |
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