public function testGetHash()
{
$description = $this->getMockForAbstractClass('\\SMW\\Query\\Language\\Description');
$instance = new Query($description, Query::INLINE_QUERY);
$instance->setLimit(50);
$hash = $instance->getHash();
$this->assertInternalType('string', $hash);
$instance->setLimit(100);
$this->assertNotEquals($hash, $instance->getHash());
}
public function testQueryForInterwikiAnnotation()
{
$this->stringBuilder->addString('[[Has type::Page]]');
$this->pageCreator->createPage(Title::newFromText('Use for interwiki annotation', SMW_NS_PROPERTY))->doEdit($this->stringBuilder->getString());
$this->pageCreator->createPage(Title::newFromText(__METHOD__ . '-1'))->doEdit('[[Use for interwiki annotation::Interwiki link]]');
$this->pageCreator->createPage(Title::newFromText(__METHOD__ . '-2'))->doEdit('[[Use for interwiki annotation::iw-test:Interwiki link]]');
$this->stringBuilder->addString('[[Use for interwiki annotation::iw-test:Interwiki link]]');
$description = $this->queryParser->getQueryDescription($this->stringBuilder->getString());
$query = new Query($description, false, false);
$query->querymode = Query::MODE_INSTANCES;
$query->setLimit(10);
// Expects only one result with an interwiki being used as differentiator
$this->subjects[] = DIWikiPage::newFromTitle(Title::newFromText(__METHOD__ . '-2'));
$this->queryResultValidator->assertThatQueryResultHasSubjects($this->subjects, $this->getStore()->getQueryResult($query));
$this->subjects[] = DIWikiPage::newFromTitle(Title::newFromText(__METHOD__ . '-1'));
}
public function testSortableRecordQuery()
{
$this->getStore()->updateData($this->fixturesProvider->getFactsheet('Berlin')->asEntity());
$this->getStore()->updateData($this->fixturesProvider->getFactsheet('Paris')->asEntity());
/**
* PopulationDensity is specified as `_rec`
*
* @query {{#ask: [[PopulationDensity::SomeDistinctValue]] }}
*/
$populationDensityValue = $this->fixturesProvider->getFactsheet('Berlin')->getPopulationDensityValue();
$description = new SomeProperty($populationDensityValue->getProperty(), $populationDensityValue->getQueryDescription($populationDensityValue->getWikiValue()));
$propertyValue = new PropertyValue('__pro');
$propertyValue->setDataItem($populationDensityValue->getProperty());
$query = new Query($description, false, false);
$query->querymode = Query::MODE_INSTANCES;
$query->sortkeys = array($populationDensityValue->getProperty()->getKey() => 'ASC');
$query->setLimit(100);
$query->setExtraPrintouts(array(new PrintRequest(PrintRequest::PRINT_THIS, ''), new PrintRequest(PrintRequest::PRINT_PROP, null, $propertyValue)));
$expected = array($this->fixturesProvider->getFactsheet('Berlin')->asSubject(), $this->fixturesProvider->getFactsheet('Berlin')->getDemographics()->getSubject());
$this->queryResultValidator->assertThatQueryResultHasSubjects($expected, $this->getStore()->getQueryResult($query));
}
/**
* Parse a query string given in SMW's query language to create
* an SMWQuery. Parameters are given as key-value-pairs in the
* given array. The parameter $context defines in what context the
* query is used, which affects ceretain general settings.
* An object of type SMWQuery is returned.
*
* The format string is used to specify the output format if already
* known. Otherwise it will be determined from the parameters when
* needed. This parameter is just for optimisation in a common case.
*
* @param string $queryString
* @param array $params These need to be the result of a list fed to getProcessedParams
* @param $context
* @param string $format
* @param array $extraPrintouts
*
* @return SMWQuery
*/
public static function createQuery($queryString, array $params, $context = self::INLINE_QUERY, $format = '', array $extraPrintouts = array())
{
global $smwgQDefaultNamespaces, $smwgQFeatures, $smwgQConceptFeatures;
// parse query:
$queryfeatures = $context == self::CONCEPT_DESC ? $smwgQConceptFeatures : $smwgQFeatures;
$qp = new SMWQueryParser($queryfeatures);
$qp->setDefaultNamespaces($smwgQDefaultNamespaces);
$desc = $qp->getQueryDescription($queryString);
if ($format === '' || is_null($format)) {
$format = $params['format']->getValue();
}
if ($format == 'count') {
$querymode = SMWQuery::MODE_COUNT;
} elseif ($format == 'debug') {
$querymode = SMWQuery::MODE_DEBUG;
} else {
$printer = self::getResultPrinter($format, $context);
$querymode = $printer->getQueryMode($context);
}
$query = new SMWQuery($desc, $context != self::SPECIAL_PAGE, $context == self::CONCEPT_DESC);
$query->setQueryString($queryString);
$query->setExtraPrintouts($extraPrintouts);
$query->setMainLabel($params['mainlabel']->getValue());
$query->addErrors($qp->getErrors());
// keep parsing errors for later output
// set mode, limit, and offset:
$query->querymode = $querymode;
if (array_key_exists('offset', $params) && is_int($params['offset']->getValue() + 0)) {
$query->setOffset(max(0, trim($params['offset']->getValue()) + 0));
}
if ($query->querymode == SMWQuery::MODE_COUNT) {
// largest possible limit for "count", even inline
global $smwgQMaxLimit;
$query->setOffset(0);
$query->setLimit($smwgQMaxLimit, false);
} else {
if (array_key_exists('limit', $params) && is_int(trim($params['limit']->getValue()) + 0)) {
$query->setLimit(max(0, trim($params['limit']->getValue()) + 0));
if (trim($params['limit']->getValue()) + 0 < 0) {
// limit < 0: always show further results link only
$query->querymode = SMWQuery::MODE_NONE;
}
} else {
global $smwgQDefaultLimit;
$query->setLimit($smwgQDefaultLimit);
}
}
$defaultSort = $format === 'rss' ? 'DESC' : 'ASC';
$sort = self::getSortKeys($params['sort']->getValue(), $params['order']->getValue(), $defaultSort);
$query->sortkeys = $sort['keys'];
$query->addErrors($sort['errors']);
$query->sort = count($query->sortkeys) > 0;
// TODO: Why would we do this here?
return $query;
}
/**
* Serialize data associated to a specific page. This method works on the
* level of pages, i.e. it serialises parts of SMW content and implements
* features like recursive export or backlinks that are available for this
* type of data.
*
* The recursion depth means the following. Depth of 1 or above means
* the object is serialised with all property values, and referenced
* objects are serialised with depth reduced by 1. Depth 0 means that only
* minimal declarations are serialised, so no dependencies are added. A
* depth of -1 encodes "infinite" depth, i.e. a complete recursive
* serialisation without limit.
*
* @param SMWDIWikiPage $diWikiPage specifying the page to be exported
* @param integer $recursiondepth specifying the depth of recursion
*/
protected function serializePage(SMWDIWikiPage $diWikiPage, $recursiondepth = 1)
{
if ($this->isPageDone($diWikiPage, $recursiondepth)) {
return;
// do not export twice
}
$this->markPageAsDone($diWikiPage, $recursiondepth);
$semData = $this->getSemanticData($diWikiPage, $recursiondepth == 0);
// Don't try to serialize an empty page that cause an incomplete exp-data set
// (e.g. _REDI as no property page hence DBKey is empty)
if ($semData === null || $diWikiPage->getDBKey() === '') {
return null;
}
$expData = SMWExporter::getInstance()->makeExportData($semData);
$this->serializer->serializeExpData($expData, $recursiondepth);
foreach ($semData->getSubSemanticData() as $subobjectSemData) {
$this->serializer->serializeExpData(SMWExporter::getInstance()->makeExportData($subobjectSemData));
}
// let other extensions add additional RDF data for this page
$additionalDataArray = array();
\Hooks::run('smwAddToRDFExport', array($diWikiPage, &$additionalDataArray, $recursiondepth != 0, $this->add_backlinks));
foreach ($additionalDataArray as $additionalData) {
$this->serializer->serializeExpData($additionalData);
// serialise
}
if ($recursiondepth != 0) {
$subrecdepth = $recursiondepth > 0 ? $recursiondepth - 1 : ($recursiondepth == 0 ? 0 : -1);
foreach ($expData->getProperties() as $property) {
if ($property->getDataItem() instanceof SMWWikiPageValue) {
$this->queuePage($property->getDataItem(), 0);
// no real recursion along properties
}
$wikipagevalues = false;
foreach ($expData->getValues($property) as $valueExpElement) {
$valueResource = $valueExpElement instanceof SMWExpData ? $valueExpElement->getSubject() : $valueExpElement;
if (!$wikipagevalues && $valueResource->getDataItem() instanceof SMWWikiPageValue) {
$wikipagevalues = true;
} elseif (!$wikipagevalues) {
break;
}
$this->queuePage($valueResource->getDataItem(), $subrecdepth);
}
}
// Add backlinks:
// Note: Backlinks are different from recursive serialisations, since
// stub declarations (recdepth==0) still need to have the property that
// links back to the object. So objects that would be exported with
// recdepth 0 cannot be put into the main queue but must be done right
// away. They also might be required many times, if they link back to
// many different objects in many ways (we cannot consider them "Done"
// if they were serialised at recdepth 0 only).
if ($this->add_backlinks) {
$inprops = \SMW\StoreFactory::getStore()->getInProperties($diWikiPage);
foreach ($inprops as $inprop) {
$propWikiPage = $inprop->getCanonicalDiWikiPage();
if (!is_null($propWikiPage)) {
$this->queuePage($propWikiPage, 0);
// no real recursion along properties
}
$inSubs = \SMW\StoreFactory::getStore()->getPropertySubjects($inprop, $diWikiPage);
foreach ($inSubs as $inSub) {
if (!$this->isPageDone($inSub, $subrecdepth)) {
$semdata = $this->getSemanticData($inSub, true);
if (!$semdata instanceof SMWSemanticData) {
continue;
}
$semdata->addPropertyObjectValue($inprop, $diWikiPage);
$expData = SMWExporter::getInstance()->makeExportData($semdata);
$this->serializer->serializeExpData($expData, $subrecdepth);
}
}
}
if (NS_CATEGORY === $diWikiPage->getNamespace()) {
// also print elements of categories
$options = new SMWRequestOptions();
$options->limit = 100;
// Categories can be large, always use limit
$instances = \SMW\StoreFactory::getStore()->getPropertySubjects(new SMW\DIProperty('_INST'), $diWikiPage, $options);
$pinst = new SMW\DIProperty('_INST');
foreach ($instances as $instance) {
if (!array_key_exists($instance->getHash(), $this->element_done)) {
$semdata = $this->getSemanticData($instance, true);
if (!$semdata instanceof SMWSemanticData) {
continue;
}
$semdata->addPropertyObjectValue($pinst, $diWikiPage);
$expData = SMWExporter::getInstance()->makeExportData($semdata);
$this->serializer->serializeExpData($expData, $subrecdepth);
}
}
} elseif (SMW_NS_CONCEPT === $diWikiPage->getNamespace()) {
// print concept members (slightly different code)
$desc = new SMWConceptDescription($diWikiPage);
$desc->addPrintRequest(new PrintRequest(PrintRequest::PRINT_THIS, ''));
$query = new SMWQuery($desc);
$query->setLimit(100);
$res = \SMW\StoreFactory::getStore()->getQueryResult($query);
$resarray = $res->getNext();
$pinst = new SMW\DIProperty('_INST');
while ($resarray !== false) {
$instance = end($resarray)->getNextDataItem();
if (!$instance instanceof \SMWDataItem) {
$resarray = $res->getNext();
continue;
}
if (!array_key_exists($instance->getHash(), $this->element_done)) {
$semdata = $this->getSemanticData($instance, true);
if (!$semdata instanceof \SMW\SemanticData) {
$resarray = $res->getNext();
continue;
}
$semdata->addPropertyObjectValue($pinst, $diWikiPage);
$expData = SMWExporter::getInstance()->makeExportData($semdata);
$this->serializer->serializeExpData($expData);
}
$resarray = $res->getNext();
}
}
}
}
}
/**
* Returns all results that have a value near to the searched for value
* on the property, ordered, and sorted by ending with the smallest
* one.
*
* @param QueryOptions $pageRequestOptions
* @param integer $count How many entities have the exact same value on the property?
* @param integer $greater Should the values be bigger? Set false for smaller values.
*
* @return array of array of SMWWikiPageValue, SMWDataValue with the
* first being the entity, and the second the value
*/
public function doQueryForNearbyResults(PageRequestOptions $pageRequestOptions, $count, $greater = true)
{
$comparator = $greater ? SMW_CMP_GRTR : SMW_CMP_LESS;
$sortOrder = $greater ? 'ASC' : 'DESC';
if ($pageRequestOptions->value !== null && $pageRequestOptions->value->getTypeID() === '_txt' && strlen($pageRequestOptions->valueString) > 72) {
$comparator = SMW_CMP_LIKE;
}
if ($pageRequestOptions->valueString === '' || $pageRequestOptions->valueString === null) {
$description = new ThingDescription();
} else {
$description = new ValueDescription($pageRequestOptions->value->getDataItem(), $pageRequestOptions->property->getDataItem(), $comparator);
}
$someProperty = new SomeProperty($pageRequestOptions->property->getDataItem(), $description);
$query = new Query($someProperty);
$query->setLimit($pageRequestOptions->limit);
$query->setOffset($pageRequestOptions->offset);
$query->sort = true;
$query->sortkeys = array($pageRequestOptions->property->getDataItem()->getKey() => $sortOrder);
// Note: printrequests change the caption of properties they
// get (they expect properties to be given to them).
// Since we want to continue using the property for our
// purposes, we give a clone to the print request.
$printouts = array(new PrintRequest(PrintRequest::PRINT_THIS, ''), new PrintRequest(PrintRequest::PRINT_PROP, '', clone $pageRequestOptions->property));
$query->setExtraPrintouts($printouts);
$queryResults = $this->store->getQueryResult($query);
$result = array();
while ($resultArrays = $queryResults->getNext()) {
$r = array();
foreach ($resultArrays as $resultArray) {
$r[] = $resultArray->getNextDataValue();
}
// Note: if results have multiple values for the property
// then this code just pick the first, which may not be
// the reason why the result is shown here, i.e., it could
// be out of order.
$result[] = $r;
}
if (!$greater) {
$result = array_reverse($result);
}
return $result;
}
/**
* Make SMWQuery suitable for obtaining a list of results based on the
* given description, limit, and from or until string. One more result
* than the limit will be created, and the results may have to be
* reversed in order if $until is nonempty.
*
* @param $description SMWDescription main query description
* @param $limit integer
* @param $from string can be empty if no from condition is desired
* @param $until string can be empty if no until condition is desired
* @return SMWQuery
*/
public static function getQuery(SMWDescription $description, $limit, $from, $until)
{
if ($from !== '') {
$diWikiPage = new SMWDIWikiPage($from, NS_MAIN, '');
// make a dummy wiki page as boundary
$fromDescription = new SMWValueDescription($diWikiPage, null, SMW_CMP_GEQ);
$queryDescription = new SMWConjunction(array($description, $fromDescription));
$order = 'ASC';
} elseif ($until !== '') {
$diWikiPage = new SMWDIWikiPage($until, NS_MAIN, '');
// make a dummy wiki page as boundary
$untilDescription = new SMWValueDescription($diWikiPage, null, SMW_CMP_LESS);
// do not include boundary in this case
$queryDescription = new SMWConjunction(array($description, $untilDescription));
$order = 'DESC';
} else {
$queryDescription = $description;
$order = 'ASC';
}
$queryDescription->addPrintRequest(new SMWPrintRequest(SMWPrintRequest::PRINT_THIS, ''));
$query = new SMWQuery($queryDescription);
$query->sortkeys[''] = $order;
$query->setLimit($limit + 1);
return $query;
}
/**
* @since 2.2
*
* @param QueryTestCaseInterpreter $queryTestCaseInterpreter
*/
public function processConceptCase(QueryTestCaseInterpreter $queryTestCaseInterpreter)
{
if (!$queryTestCaseInterpreter->hasCondition()) {
$this->markTestSkipped('Found no condition for ' . $queryTestCaseInterpreter->isAbout());
}
$description = $this->queryParser->getQueryDescription($queryTestCaseInterpreter->getCondition());
$this->printDescriptionToOutput($queryTestCaseInterpreter->isAbout(), $description);
$query = new Query($description, false, true);
$query->querymode = $queryTestCaseInterpreter->getQueryMode();
$query->setLimit($queryTestCaseInterpreter->getLimit());
$query->setOffset($queryTestCaseInterpreter->getOffset());
$queryResult = $this->getStore()->getQueryResult($query);
$this->printQueryResultToOutput($queryResult);
$this->assertEquals($queryTestCaseInterpreter->getExpectedCount(), $queryResult->getCount(), 'Failed asserting query result count on ' . $queryTestCaseInterpreter->isAbout());
$this->assertCount($queryTestCaseInterpreter->getExpectedErrorCount(), $queryResult->getErrors(), 'Failed asserting error count ' . $queryTestCaseInterpreter->isAbout());
foreach ($queryTestCaseInterpreter->getExpectedConceptCache() as $expectedConceptCache) {
$concept = Title::newFromText($expectedConceptCache['concept'], SMW_NS_CONCEPT);
$this->getStore()->refreshConceptCache($concept);
$this->assertEquals($expectedConceptCache['count'], $this->getStore()->getConceptCacheStatus($concept)->getCacheCount(), 'Failed asserting conceptcache count on ' . $queryTestCaseInterpreter->isAbout());
}
}
public static function getAllPagesForConcept($conceptName, $substring = null)
{
global $sfgMaxAutocompleteValues, $sfgAutocompleteOnAllChars;
$store = smwfGetStore();
$conceptTitle = Title::makeTitleSafe(SMW_NS_CONCEPT, $conceptName);
if (!is_null($substring)) {
$substring = strtolower($substring);
}
// Escape if there's no such concept.
if ($conceptTitle == null || !$conceptTitle->exists()) {
return "Could not find concept: {$conceptName}";
}
$conceptDI = SMWDIWikiPage::newFromTitle($conceptTitle);
$desc = new SMWConceptDescription($conceptDI);
$printout = new SMWPrintRequest(SMWPrintRequest::PRINT_THIS, "");
$desc->addPrintRequest($printout);
$query = new SMWQuery($desc);
$query->setLimit($sfgMaxAutocompleteValues);
$query_result = $store->getQueryResult($query);
$pages = array();
while ($res = $query_result->getNext()) {
$pageName = $res[0]->getNextText(SMW_OUTPUT_WIKI);
if (is_null($substring)) {
$pages[] = $pageName;
} else {
// Filter on the substring manually. It would
// be better to do this filtering in the
// original SMW query, but that doesn't seem
// possible yet.
$lowercasePageName = strtolower($pageName);
if ($sfgAutocompleteOnAllChars) {
if (strpos($lowercasePageName, $substring) >= 0) {
$pages[] = $pageName;
}
} else {
if (strpos($lowercasePageName, $substring) === 0 || strpos($lowercasePageName, ' ' . $substring) > 0) {
$pages[] = $pageName;
}
}
}
}
sort($pages);
return $pages;
}
/**
* Returns all results that have a value near to the searched for value
* on the property, ordered, and sorted by ending with the smallest
* one.
*
* @param integer $count How many entities have the exact same value on the property?
* @param integer $greater Should the values be bigger? Set false for smaller values.
*
* @return array of array of SMWWikiPageValue, SMWDataValue with the
* first being the entity, and the second the value
*/
protected function getNearbyResults($count, $greater = true)
{
$valueDescription = new SMWValueDescription($this->value->getDataItem(), $this->property->getDataItem(), $greater ? SMW_CMP_GRTR : SMW_CMP_LESS);
$someProperty = new SMWSomeProperty($this->property->getDataItem(), $valueDescription);
$query = new SMWQuery($someProperty);
$query->setLimit($this->limit);
$query->sort = true;
$query->sortkeys = array($this->property->getDataItem()->getKey() => $greater ? 'ASC' : 'DESC');
// Note: printrequests change the caption of properties they
// get (they expect properties to be given to them).
// Since we want to continue using the property for our
// purposes, we give a clone to the print request.
$printouts = array(new SMWPrintRequest(SMWPrintRequest::PRINT_THIS, ''), new SMWPrintRequest(SMWPrintRequest::PRINT_PROP, '', clone $this->property));
$query->setExtraPrintouts($printouts);
$queryResults = smwfGetStore()->getQueryResult($query);
$result = array();
while ($resultArrays = $queryResults->getNext()) {
$r = array();
foreach ($resultArrays as $resultArray) {
$r[] = $resultArray->getNextDataValue();
}
// Note: if results have multiple values for the property
// then this code just pick the first, which may not be
// the reason why the result is shown here, i.e., it could
// be out of order.
$result[] = $r;
}
if (!$greater) {
$result = array_reverse($result);
}
return $result;
}
/**
* #576
*/
public function testSortableDateQuery()
{
$this->getStore()->updateData($this->fixturesProvider->getFactsheet('Berlin')->asEntity());
// #576 introduced resource caching, therefore make sure that the
// instance is cleared after data have been created before further
// tests are carried out
Exporter::clear();
/**
* @query {{#ask: [[Founded::SomeDistinctValue]] }}
*/
$foundedValue = $this->fixturesProvider->getFactsheet('Berlin')->getFoundedValue();
$description = new SomeProperty($foundedValue->getProperty(), new ValueDescription($foundedValue->getDataItem(), null, SMW_CMP_EQ));
$propertyValue = new PropertyValue('__pro');
$propertyValue->setDataItem($foundedValue->getProperty());
$query = new Query($description, false, false);
$query->querymode = Query::MODE_INSTANCES;
$query->sortkeys = array($foundedValue->getProperty()->getLabel() => 'ASC');
// Be aware of
// Virtuoso 22023 Error SR353: Sorted TOP clause specifies more then
// 10001 rows to sort. Only 10000 are allowed. Either decrease the
// offset and/or row count or use a scrollable cursor
$query->setLimit(100);
$query->setExtraPrintouts(array(new PrintRequest(PrintRequest::PRINT_THIS, ''), new PrintRequest(PrintRequest::PRINT_PROP, null, $propertyValue)));
$queryResult = $this->getStore()->getQueryResult($query);
$this->queryResultValidator->assertThatQueryResultHasSubjects($this->fixturesProvider->getFactsheet('Berlin')->asSubject(), $queryResult);
}
/**
* @since 2.4
*
* @param string $displayTitle
*
* @return DIProperty|false
*/
public function getPropertyFromDisplayTitle($displayTitle)
{
$descriptionFactory = new DescriptionFactory();
$description = $descriptionFactory->newSomeProperty(new DIProperty('_DTITLE'), $descriptionFactory->newValueDescription(new DIBlob($displayTitle)));
$query = new Query($description);
$query->setLimit(1);
$dataItems = $this->cachedPropertyValuesPrefetcher->queryPropertyValuesFor($query);
if (is_array($dataItems) && $dataItems !== array()) {
$dataItem = end($dataItems);
// Cache results as a linked list attached to
// the property so that it can be purged all together
return new DIProperty($dataItem->getDBKey());
}
return false;
}
