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view sites/all/libraries/ARC2/arc/store/ARC2_StoreInsertQueryHandler.php @ 4:ce11bbd8f642
added modules
author | danieleb <danielebarchiesi@me.com> |
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date | Thu, 19 Sep 2013 10:38:44 +0100 |
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<?php /** * ARC2 RDF Store INSERT Query Handler * * @author Benjamin Nowack <bnowack@semsol.com> * @license http://arc.semsol.org/license * @homepage <http://arc.semsol.org/> * @package ARC2 */ ARC2::inc('StoreQueryHandler'); class ARC2_StoreInsertQueryHandler extends ARC2_StoreQueryHandler { function __construct($a, &$caller) {/* caller has to be a store */ parent::__construct($a, $caller); } function __init() {/* db_con */ parent::__init(); $this->store = $this->caller; } /* */ function runQuery($infos, $keep_bnode_ids = 0) { $this->infos = $infos; $con = $this->store->getDBCon(); /* insert */ if (!$this->v('pattern', array(), $this->infos['query'])) { $triples = $this->infos['query']['construct_triples']; /* don't execute empty INSERTs as they trigger a LOAD on the graph URI */ if ($triples) { return $this->store->insert($triples, $this->infos['query']['target_graph'], $keep_bnode_ids); } else { return array('t_count' => 0, 'load_time' => 0); } } else { $keep_bnode_ids = 1; ARC2::inc('StoreConstructQueryHandler'); $h = new ARC2_StoreConstructQueryHandler($this->a, $this->store); $sub_r = $h->runQuery($this->infos); if ($sub_r) { return $this->store->insert($sub_r, $this->infos['query']['target_graph'], $keep_bnode_ids); } return array('t_count' => 0, 'load_time' => 0); } } /* */ }