/**
* Get the output string for a query in debugging mode.
*
* @param Query $query
*
* @return string
*/
public function getDebugQueryResult(Query $query)
{
$this->sortkeys = $query->sortkeys;
$this->compoundConditionBuilder->setSortKeys($this->sortkeys);
$sparqlCondition = $this->compoundConditionBuilder->buildCondition($query->getDescription());
$query->addErrors($this->compoundConditionBuilder->getErrors());
$entries = array();
if ($sparqlCondition instanceof SingletonCondition) {
if ($sparqlCondition->condition === '') {
// all URIs exist, no querying
$sparql = 'None (no conditions).';
} else {
$condition = $this->compoundConditionBuilder->convertConditionToString($sparqlCondition);
$namespaces = $sparqlCondition->namespaces;
$sparql = $this->connection->getSparqlForAsk($condition, $namespaces);
}
} elseif ($sparqlCondition instanceof FalseCondition) {
$sparql = 'None (conditions can not be satisfied by anything).';
} else {
$condition = $this->compoundConditionBuilder->convertConditionToString($sparqlCondition);
$namespaces = $sparqlCondition->namespaces;
$options = $this->getOptions($query, $sparqlCondition);
$options['DISTINCT'] = true;
$sparql = $this->connection->getSparqlForSelect('?' . self::RESULT_VARIABLE, $condition, $options, $namespaces);
}
$sparql = str_replace(array('[', ':', ' '), array('[', ':', ' '), $sparql);
$entries['SPARQL Query'] = '<div class="smwpre">' . $sparql . '</div>';
return DebugOutputFormatter::formatOutputFor('SPARQLStore', $entries, $query);
}
/**
* @since 2.0
* @param Query $query
*
* @return QueryResult|string
*/
public function getQueryResult(Query $query)
{
if ((!$this->engineOptions->get('smwgIgnoreQueryErrors') || $query->getDescription() instanceof ThingDescription) && $query->querymode != Query::MODE_DEBUG && count($query->getErrors()) > 0) {
return $this->queryResultFactory->newEmptyQueryResult($query, false);
}
// don't query, but return something to the printer
if ($query->querymode == Query::MODE_NONE || $query->getLimit() < 1) {
return $this->queryResultFactory->newEmptyQueryResult($query, true);
}
$this->compoundConditionBuilder->setSortKeys($query->sortkeys);
$compoundCondition = $this->compoundConditionBuilder->buildCondition($query->getDescription());
$query->addErrors($this->compoundConditionBuilder->getErrors());
if ($query->querymode == Query::MODE_DEBUG) {
return $this->getDebugQueryResult($query, $compoundCondition);
} elseif ($query->querymode == Query::MODE_COUNT) {
return $this->getCountQueryResult($query, $compoundCondition);
}
return $this->getInstanceQueryResult($query, $compoundCondition);
}