/**
* Does update. First deletes, then inserts.
* @param $data
*/
function updateData(SMWSemanticData $data)
{
$export = SMWExporter::makeExportData($data);
$sparqlDeleteText = "";
$sparqlUpdateText = "INSERT DATA {\n";
// let other extensions add additional RDF data for this page (i.e. Semantic Internal Objects)
//this code is based on the modifications made on SemanticMediaWiki/includes/export/SMW_OWLExport.php
$additionalDataArray = array();
$fullexport = true;
$backlinks = false;
wfRunHooks('smwAddToRDFExport', array($data->getSubject()->getTitle(), &$additionalDataArray, $fullexport, $backlinks));
// this writes update text for each of the Semantic Internal Objects
foreach ($additionalDataArray as $additionalData) {
$subject_uri = SMWExporter::expandURI($additionalData->getSubject()->getName());
// remove subject from triple store
$sparqlDeleteText .= $this->writeDeleteText($subject_uri);
//add new data associated with internal objects
$sparqlUpdateText .= $this->writeUpdateText($additionalData->getTripleList());
}
$subject_uri = SMWExporter::expandURI($export->getSubject()->getName());
// remove subject from triple store
$sparqlDeleteText .= $this->writeDeleteText($subject_uri);
$triple_list = $export->getTripleList();
$sparqlUpdateText .= $this->writeUpdateText($triple_list);
$sparqlUpdateText .= "}";
//delete the old triples
wfDebugLog('SPARQL_LOG', "#===DELETE===\n" . $sparqlDeleteText);
$response = $this->do_joseki_post($sparqlDeleteText);
//insert the new triples
wfDebugLog('SPARQL_LOG', "#===INSERT===\n" . $sparqlUpdateText);
$response = $this->do_joseki_post($sparqlUpdateText);
//can the delete and insert statements be combined, or will this lead to concurrency issues?
return parent::updateData($data);
}
/**
* Does update. First deletes, then inserts.
* @param $data
*/
function updateData(SMWSemanticData $data)
{
$export = SMWExporter::makeExportData($data);
// let other extensions add additional RDF data for this page (i.e. Semantic Internal Objects)
//this code is based on the modifications made on SemanticMediaWiki/includes/export/SMW_OWLExport.php
$additionalDataArray = array();
$fullexport = true;
$backlinks = false;
wfRunHooks('smwAddToRDFExport', array($data->getSubject()->getTitle(), &$additionalDataArray, $fullexport, $backlinks));
$addStatements = array();
foreach ($additionalDataArray as $additionalData) {
//add new data associated with internal objects
$addStatements = $this->createStatements($additionalData->getTripleList());
}
$subject_uri = SMWExporter::expandURI($export->getSubject()->getName());
$this->removeDataForURI($subject_uri);
$triple_list = $export->getTripleList();
$addStatements = array_merge($addStatements, $this->createStatements($export->getTripleList()));
// create a transaction to execute the updates
$statements = array('add' => $addStatements);
$transaction = $this->createTransaction($statements);
$response = $this->sendTransaction($transaction);
//can the delete and insert statements be combined, or will this lead to concurrency issues?
return parent::updateData($data);
}
/**
* Does update. First deletes, then inserts.
* @param $data
*/
function updateData( SMWSemanticData $data ) {
$export = SMWExporter::makeExportData( $data );
$subject_uri = SMWExporter::expandURI( $export->getSubject()->getUri() );
// remove subject from triple store
$this->removeDataForURI( $subject_uri );
$triple_list = $export->getTripleList();
$sparqlUpdateText = "INSERT INTO <> {\n";
foreach ( $triple_list as $triple ) {
$subject = $triple[0];
$predicate = $triple[1];
$object = $triple[2];
$obj_str = "";
$sub_str = "";
$pre_str = "";
if ( $object instanceof SMWExpLiteral ) {
// @todo FIXME: Add escaping for results of getLexicalForm()?
$obj_str = "\"" . $object->getLexicalForm() . "\"" . ( ( $object->getDatatype() == "" ) ? "" : "^^<" . $object->getDatatype() . ">" );
} elseif ( $object instanceof SMWExpResource ) {
$obj_str = "<" . SMWExporter::expandURI( $object->getUri() ) . ">";
} else {
$obj_str = "\"\"";
}
if ( $subject instanceof SMWExpResource ) {
$sub_str = "<" . SMWExporter::expandURI( $subject->getUri() ) . ">";
}
if ( $predicate instanceof SMWExpResource ) {
$pre_str = "<" . SMWExporter::expandURI( $predicate->getUri() ) . ">";
}
$sparqlUpdateText .= $sub_str . " " . $pre_str . " " . $obj_str . " .\n";
}
$sparqlUpdateText .= "}\n";
// echo "<p style='background: #ccddff'><pre>SPARQL Update text:" . $this->unhtmlify( $sparqlUpdateText ) . " ... tjohoo</pre></p>";
// var_dump();
// TODO Debug-code
wfDebugLog( 'SPARQL_LOG', "===INSERT===\n" . $sparqlUpdateText );
$response = $this->do_arc2_query( $sparqlUpdateText );
return parent::updateData( $data );
}
function doUpdateData(SMWSemanticData $data)
{
return parent::updateData($data);
}
