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<?php |
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namespace Onoi\Remi\Oclc; |
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use Onoi\Remi\FilteredHttpResponseParser; |
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use Onoi\Remi\FilteredRecord; |
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/** |
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* @license GNU GPL v2+ |
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* @since 0.1 |
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* |
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* @author mwjames |
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*/ |
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class OclcFilteredHttpResponseParser extends FilteredHttpResponseParser { |
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/** |
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* @see http://dataliberate.com/2013/06/content-negotiation-for-worldcat/ |
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*/ |
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const OCLC_REST = "http://www.worldcat.org/oclc/"; |
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/** |
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* @since 0.1 |
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* |
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* {@inheritDoc} |
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*/ |
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public function getRawResponseById( $oclcID ) { |
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return $this->requestResponseFor( $oclcID ); |
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} |
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/** |
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* @since 0.1 |
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* |
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* {@inheritDoc} |
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*/ |
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public function doFilterResponseById( $oclcID ) { |
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$text = $this->requestResponseFor( $oclcID ); |
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if ( $this->httpRequest->getLastError() !== '' ) { |
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return $this->addMessage( array( 'onoi-remi-request-error', $this->httpRequest->getLastError(), $oclcID ) ); |
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} |
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$jsonld = json_decode( $text, true ); |
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if ( $jsonld === null || $jsonld === '' ) { |
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return $this->addMessage( array( 'onoi-remi-response-empty', $oclcID ) ); |
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} |
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$this->doProcessJsonLd( $oclcID, $jsonld ); |
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$this->filteredRecord->set( 'retrieved-from', 'http://www.worldcat.org/' ); |
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} |
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private function doProcessJsonLd( $oclcID, $jsonld ) { |
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$simpleOclcJsonLdGraphProcessor = new SimpleOclcJsonLdGraphProcessor( |
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$this->filteredRecord |
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); |
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$simpleOclcJsonLdGraphProcessor->doProcess( $oclcID, $jsonld ); |
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} |
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/** |
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* @param string $id |
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* |
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* @return string |
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*/ |
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public function requestResponseFor( $id ) { |
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$this->httpRequest->setOption( CURLOPT_FOLLOWLOCATION, true ); |
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$this->httpRequest->setOption( CURLOPT_RETURNTRANSFER, true ); |
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$this->httpRequest->setOption( CURLOPT_FAILONERROR, true ); |
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$this->httpRequest->setOption( CURLOPT_URL, self::OCLC_REST . $id ); |
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$this->httpRequest->setOption( CURLOPT_HTTPHEADER, array( |
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'Accept: application/ld+json', |
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'Content-Type: application/x-www-form-urlencoded;charset=UTF-8' |
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) ); |
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return $this->httpRequest->execute(); |
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} |
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} |
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onoi /
remi
