private function getLiteral($literal, $predicate)
{
list($literalValue, $literalType) = $literal;
if (!empty($literalValue)) {
// create SMWDataValue either by property or if that is not possible by the given XSD type
if ($predicate instanceof SMWPropertyValue) {
$value = SMWDataValueFactory::newPropertyObjectValue($predicate, $literalValue);
} else {
$value = SMWDataValueFactory::newTypeIDValue(WikiTypeToXSD::getWikiType($literalType));
}
if ($value->getTypeID() == '_dat') {
// exception for dateTime
if ($literalValue != '') {
$value->setDBkeys(array(str_replace("-", "/", $literalValue)));
}
} else {
if ($value->getTypeID() == '_ema') {
// exception for email
$value->setDBkeys(array($literalValue));
} else {
$value->setUserValue($literalValue);
}
}
} else {
if ($predicate instanceof SMWPropertyValue) {
$value = SMWDataValueFactory::newPropertyObjectValue($predicate);
} else {
$value = SMWDataValueFactory::newTypeIDValue('_wpg');
}
}
return $value;
}
/**
* Gets an array of literal tuples (value, type, metadata-uri) and creates according
* SMWDataValue objects.
*
* @param array Tuple (string value, string xsd-type, hash array metadata) $literals
* @param PrintRequest $pr QueryPrinter contains property and thus denotes type (optional)
* @param array SMWDataValue (out) & $allValues
*/
protected function addLiteralToResult($literals, $pr, &$allValues)
{
foreach ($literals as $literal) {
list($literalValue, $literalType, $metadata) = $literal;
$property = !is_null($pr) ? $pr->getData() : NULL;
if (!empty($literalValue)) {
// create SMWDataValue either by property or if that is not possible by the given XSD type
if ($property instanceof SMWPropertyValue) {
$propertyTitle = Title::newFromText($pr->getData()->getText(), SMW_NS_PROPERTY);
if (!$propertyTitle->exists()) {
// fallback if property does not exist, then use tyoe
$value = SMWDataValueFactory::newTypeIDValue(WikiTypeToXSD::getWikiType($literalType));
} else {
$value = SMWDataValueFactory::newPropertyObjectValue($pr->getData(), $literalValue);
}
} else {
$value = SMWDataValueFactory::newTypeIDValue(WikiTypeToXSD::getWikiType($literalType));
}
if ($value->getTypeID() == '_dat') {
// exception for dateTime
if ($literalValue != '') {
// do not display time if it is 00:00:00
if (substr($literalValue, -9) == 'T00:00:00') {
$literalValue = substr($literalValue, 0, strpos($literalValue, "T"));
}
$value->setDBkeys(array(str_replace("-", "/", $literalValue)));
}
} else {
if ($value->getTypeID() == '_ema' || $value->getTypeID() == '_tel') {
// exception for email
$value->setDBkeys(array($literalValue));
} else {
$value->setUserValue($literalValue);
}
}
} else {
if ($property instanceof SMWPropertyValue) {
$value = SMWDataValueFactory::newPropertyObjectValue($property);
} else {
$value = SMWDataValueFactory::newTypeIDValue('_wpg');
}
}
foreach ($metadata as $mdProperty => $mdValue) {
if (strpos($mdProperty, "_meta_") === 0) {
$value->setMetadata(substr($mdProperty, 6), explode("|||", $mdValue));
}
}
$allValues[] = $value;
}
}
