/**
* Add data about the query and its parameters to the semantic data of
* the given parser. The $queryKey is a string key that uniquely
* identifies the query; this is difficult to create in a stable way
* from the processed query object and parameters, but easy to get from
* the raw user input.
*
* @param string $queryKey
* @param SMWQuery $query
* @param array $params
* @param Parser $parser
*
* @since 1.8
*/
public static function addQueryData($queryKey, SMWQuery $query, array $params, Parser $parser)
{
$mainSemanticData = SMWParseData::getSMWData($parser);
$subject = $mainSemanticData->getSubject();
$diSubWikiPage = new SMWDIWikiPage($subject->getDBkey(), $subject->getNamespace(), $subject->getInterwiki(), "_QUERY" . $queryKey);
$semanticData = new SMWContainerSemanticData($diSubWikiPage);
$description = $query->getDescription();
// Add query string
$propertyDi = new SMWDIProperty('_ASKST');
$valueDi = new SMWDIBlob($description->getQueryString());
$semanticData->addPropertyObjectValue($propertyDi, $valueDi);
// Add query size
$propertyDi = new SMWDIProperty('_ASKSI');
$valueDi = new SMWDINumber($description->getSize());
$semanticData->addPropertyObjectValue($propertyDi, $valueDi);
// Add query depth
$propertyDi = new SMWDIProperty('_ASKDE');
$valueDi = new SMWDINumber($description->getDepth());
$semanticData->addPropertyObjectValue($propertyDi, $valueDi);
// Add query format
$propertyDi = new SMWDIProperty('_ASKFO');
$valueDi = new SMWDIString($params['format']->getValue());
$semanticData->addPropertyObjectValue($propertyDi, $valueDi);
$propertyDi = new SMWDIProperty('_ASK');
$subObjectDi = new SMWDIContainer($semanticData);
SMWParseData::getSMWData($parser)->addPropertyObjectValue($propertyDi, $subObjectDi);
}
private function newDiContainer($subject, $property, $errorMsg)
{
$containerSemanticData = new ContainerSemanticData($subject);
if ($property !== null) {
$containerSemanticData->addPropertyObjectValue(new DIProperty('_ERRP'), $property->getDiWikiPage());
}
$containerSemanticData->addPropertyObjectValue(new DIProperty('_ERRT'), new DIBlob($errorMsg));
return new DIContainer($containerSemanticData);
}
protected function parseUserValueOrQuery($value, $queryMode)
{
if ($value === '') {
$this->addError(wfMessage('smw_novalues')->text());
if ($queryMode) {
return new SMWThingDescription();
} else {
return;
}
}
if ($queryMode) {
$subdescriptions = array();
} elseif (is_null($this->m_contextPage)) {
$semanticData = SMWContainerSemanticData::makeAnonymousContainer();
} else {
$subobjectName = '_' . hash('md4', $value, false);
// md4 is probably fastest of PHP's hashes
$subject = new SMWDIWikiPage($this->m_contextPage->getDBkey(), $this->m_contextPage->getNamespace(), $this->m_contextPage->getInterwiki(), $subobjectName);
$semanticData = new SMWContainerSemanticData($subject);
}
// #664 / T17732
$value = str_replace("\\;", "-3B", $value);
// Bug 21926 / T23926
// Values that use html entities are encoded with a semicolon
$value = htmlspecialchars_decode($value, ENT_QUOTES);
$values = preg_split('/[\\s]*;[\\s]*/u', trim($value));
$valueIndex = 0;
// index in value array
$propertyIndex = 0;
// index in property list
$empty = true;
foreach ($this->getPropertyDataItems() as $diProperty) {
if (!array_key_exists($valueIndex, $values)) {
break;
// stop if there are no values left
}
$values[$valueIndex] = str_replace("-3B", ";", $values[$valueIndex]);
if ($queryMode) {
// special handling for supporting query parsing
$comparator = SMW_CMP_EQ;
self::prepareValue($values[$valueIndex], $comparator);
}
// generating the DVs:
if ($values[$valueIndex] === '' || $values[$valueIndex] == '?') {
// explicit omission
$valueIndex++;
} else {
$dataValue = \SMW\DataValueFactory::getInstance()->newPropertyObjectValue($diProperty, $values[$valueIndex]);
if ($dataValue->isValid()) {
// valid DV: keep
if ($queryMode) {
$subdescriptions[] = new SMWSomeProperty($diProperty, new SMWValueDescription($dataValue->getDataItem(), $dataValue->getProperty(), $comparator));
} else {
$semanticData->addPropertyObjectValue($diProperty, $dataValue->getDataItem());
}
$valueIndex++;
$empty = false;
} elseif (count($values) - $valueIndex == count($this->m_diProperties) - $propertyIndex) {
// too many errors: keep this one to have enough slots left
if (!$queryMode) {
$semanticData->addPropertyObjectValue($diProperty, $dataValue->getDataItem());
}
$this->addError($dataValue->getErrors());
++$valueIndex;
}
}
++$propertyIndex;
}
if ($empty) {
$this->addError(wfMessage('smw_novalues')->text());
}
if ($queryMode) {
switch (count($subdescriptions)) {
case 0:
return new SMWThingDescription();
case 1:
return reset($subdescriptions);
default:
return new SMWConjunction($subdescriptions);
}
} else {
$this->m_dataitem = new SMWDIContainer($semanticData);
}
}
protected function parseUserValue($value)
{
if ($value === '') {
$this->addError(wfMessage('smw_novalues')->text());
return;
}
if (is_null($this->m_contextPage)) {
$semanticData = SMWContainerSemanticData::makeAnonymousContainer();
} else {
$subobjectName = '_' . hash('md4', $value, false);
// md4 is probably fastest of PHP's hashes
$subject = new SMWDIWikiPage($this->m_contextPage->getDBkey(), $this->m_contextPage->getNamespace(), $this->m_contextPage->getInterwiki(), $subobjectName);
$semanticData = new SMWContainerSemanticData($subject);
}
$values = $this->getValuesFromString($value);
$valueIndex = 0;
// index in value array
$propertyIndex = 0;
// index in property list
$empty = true;
foreach ($this->getPropertyDataItems() as $diProperty) {
if (!array_key_exists($valueIndex, $values) || $this->getErrors() !== array()) {
break;
// stop if there are no values left
}
$values[$valueIndex] = str_replace("-3B", ";", $values[$valueIndex]);
// generating the DVs:
if ($values[$valueIndex] === '' || $values[$valueIndex] == '?') {
// explicit omission
$valueIndex++;
} else {
$dataValue = \SMW\DataValueFactory::getInstance()->newPropertyObjectValue($diProperty, $values[$valueIndex]);
if ($dataValue->isValid()) {
// valid DV: keep
$semanticData->addPropertyObjectValue($diProperty, $dataValue->getDataItem());
$valueIndex++;
$empty = false;
} elseif (count($values) - $valueIndex == count($this->m_diProperties) - $propertyIndex) {
$semanticData->addPropertyObjectValue($diProperty, $dataValue->getDataItem());
$this->addError($dataValue->getErrors());
++$valueIndex;
}
}
++$propertyIndex;
}
if ($empty && $this->getErrors() === array()) {
$this->addError(wfMessage('smw_novalues')->text());
}
$this->m_dataitem = new SMWDIContainer($semanticData);
}
