/**
* @dataProvider provideTrackPrefixesParsing
*/
public function testTrackPrefixesParsing($input, $expected)
{
$usageValidator = new UsageValidator();
$usageValidator->trackUsedPrefixes($input);
$this->setExpectedException('RangeException', $expected);
$usageValidator->validate();
}
/**
* Sets the prefixes for the given IRIs.
*
* @param string[] $prefixes
* @throws InvalidArgumentException
*/
private function setPrefixes(array $prefixes)
{
foreach ($prefixes as $prefix => $iri) {
$this->expressionValidator->validate($prefix, ExpressionValidator::VALIDATE_PREFIX);
$this->expressionValidator->validate($iri, ExpressionValidator::VALIDATE_IRI);
$this->prefixes[$prefix] = $iri;
}
$this->usageValidator->trackDefinedPrefixes(array_keys($this->prefixes));
}
/**
* Adds the given subquery.
*
* @param QueryBuilder $queryBuilder
* @return self
* @throws InvalidArgumentException
*/
public function subquery(QueryBuilder $queryBuilder)
{
$this->subqueries[] = $queryBuilder->getSPARQL(false);
$this->usageValidator->trackDefinedVariables(implode(' ', $queryBuilder->getSelects()));
// @todo temp hack to add AS definitions to defined variables
$regexHelper = new RegexHelper();
$matches = $regexHelper->getMatches('AS \\{variable}', implode(' ', $queryBuilder->getSelects()));
$this->usageValidator->trackDefinedVariables($matches);
return $this;
}
/**
* Returns the plain SPARQL string of this query.
*
* @param bool $includePrefixes
* @return string
* @throws InvalidArgumentException
* @throws RangeException
*/
public function getSPARQL($includePrefixes = true)
{
if (!is_bool($includePrefixes)) {
throw new InvalidArgumentException('$includePrefixes has to be a bool');
}
$this->usageValidator->validate();
$sparql = $includePrefixes ? $this->prefixBuilder->getSPARQL() : '';
$sparql .= 'SELECT ' . $this->uniqueness . $this->formatSelects() . ' WHERE';
$sparql .= ' {' . $this->graphBuilder->getSPARQL() . ' }';
$sparql .= $this->modifierBuilder->getSPARQL();
return $sparql;
}
