49 lines
1.1 KiB
PHP
49 lines
1.1 KiB
PHP
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<?php
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// Acceso a los datos de la Library of Congress
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// http://id.loc.gov/vocabulary/relators.json
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class lOC {
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var $language="eu";
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var $type='item';
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var $limit='50';
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var $url='http://id.loc.gov/vocabulary/relators.json';
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function getRelators() {
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$ch = curl_init();
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curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);
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curl_setopt($ch,CURLOPT_URL,$this->url);
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$json = curl_exec($ch);
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$results = json_decode($json,true);
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return new arrayObject($results);
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//return new arrayObject($results["<http://id.loc.gov/vocabulary/relators/abr>"]);
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}
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}
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if (isset($argv)) :
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if (isset($argv[1])) $query = $argv[1]; else $query="audiolab";
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$l = new lOC();
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//print_entities($l,$query);
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print_relators($l->getRelators());
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endif;
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function print_relators($r) {
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$it = $r->getIterator();
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foreach ($it as $rs):
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//print_r(array_keys($rs));
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//print_r($rs["<http://www.loc.gov/mads/rdf/v1#authoritativeLabel>"][0]);
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if (isset($rs["<http://www.loc.gov/mads/rdf/v1#authoritativeLabel>"][0])):
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print $rs["<http://www.loc.gov/mads/rdf/v1#authoritativeLabel>"][0]["value"]."\n";
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endif;
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endforeach;
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}
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?>
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