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<?php |
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namespace Scriptotek\Alma\Bibs; |
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use Scriptotek\Alma\Client; |
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use Scriptotek\Alma\Model\IterableCollection; |
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use Scriptotek\Alma\Model\LazyResourceList; |
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use Scriptotek\Alma\Model\ReadOnlyArrayAccess; |
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/** |
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* Iterable collection of Item resources belonging to some Holding resource. |
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*/ |
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class Items extends LazyResourceList implements \Countable, \Iterator, \ArrayAccess |
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{ |
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use ReadOnlyArrayAccess; |
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use IterableCollection; |
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/** |
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* The Bib this Items list belongs to. |
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* |
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* @var Bib |
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*/ |
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public $bib; |
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/** |
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* The Holding this Items list belongs to. |
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* |
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* @var Holding |
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*/ |
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public $holding; |
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/** |
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* Items constructor. |
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* |
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* @param Client $client |
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* @param Bib $bib |
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* @param Holding $holding |
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*/ |
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public function __construct(Client $client, Bib $bib = null, Holding $holding = null) |
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{ |
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parent::__construct($client, 'item'); |
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$this->bib = $bib; |
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$this->holding = $holding; |
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} |
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/** |
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* Convert a data element to a resource object. |
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* |
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* @param $data |
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* |
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* @return Item |
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*/ |
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protected function convertToResource($data) |
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{ |
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return Item::make($this->client, $this->bib, $this->holding, $data->item_data->pid) |
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->init($data); |
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} |
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/** |
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* Generate the base URL for this resource. |
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* |
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* @return string |
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*/ |
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protected function urlBase() |
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{ |
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return "/bibs/{$this->bib->mms_id}/holdings/{$this->holding->holding_id}/items"; |
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} |
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/** |
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* Get an Item object from a barcode. |
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* |
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* @param string $barcode |
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* |
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* @return Item|null |
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*/ |
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public function fromBarcode($barcode) |
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{ |
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$destinationUrl = $this->client->getRedirectLocation('/items', ['item_barcode' => $barcode]); |
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// Extract the MMS ID from the redirect target URL. |
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// Example: https://api-eu.hosted.exlibrisgroup.com/almaws/v1/bibs/999211285764702204/holdings/22156746440002204/items/23156746430002204 |
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if (!is_null($destinationUrl) && preg_match('$bibs/([0-9]+)/holdings/([0-9]+)/items/([0-9]+)$', $destinationUrl, $matches)) { |
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$mms_id = $matches[1]; |
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$holding_id = $matches[2]; |
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$item_id = $matches[3]; |
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$bib = Bib::make($this->client, $mms_id); |
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$holding = Holding::make($this->client, $bib, $holding_id); |
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return Item::make($this->client, $bib, $holding, $item_id); |
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} |
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} |
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} |
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scriptotek /
php-alma-client
