public function testLimit()
{
$instance = new RequestOptions();
$instance->setLimit(42);
$this->assertEquals(42, $instance->getLimit());
}
public function testFindPartialEmbeddedQueryTargetLinksHashListFor()
{
$row = new \stdClass();
$row->s_id = 1001;
$idTable = $this->getMockBuilder('\\stdClass')->setMethods(array('getDataItemPoolHashListFor'))->getMock();
$idTable->expects($this->once())->method('getDataItemPoolHashListFor');
$connection = $this->getMockBuilder('\\SMW\\MediaWiki\\Database')->disableOriginalConstructor()->getMock();
$connection->expects($this->once())->method('select')->with($this->equalTo(\SMWSQLStore3::QUERY_LINKS_TABLE), $this->anything(), $this->equalTo(array('o_id' => array(42))))->will($this->returnValue(array($row)));
$connectionManager = $this->getMockBuilder('\\SMW\\ConnectionManager')->disableOriginalConstructor()->getMock();
$connectionManager->expects($this->any())->method('getConnection')->will($this->returnValue($connection));
$store = $this->getMockBuilder('\\SMW\\SQLStore\\SQLStore')->disableOriginalConstructor()->setMethods(array('getObjectIds'))->getMockForAbstractClass();
$store->setConnectionManager($connectionManager);
$store->expects($this->any())->method('getObjectIds')->will($this->returnValue($idTable));
$dependencyLinksTableUpdater = $this->getMockBuilder('\\SMW\\SQLStore\\QueryDependency\\DependencyLinksTableUpdater')->disableOriginalConstructor()->getMock();
$dependencyLinksTableUpdater->expects($this->any())->method('getStore')->will($this->returnValue($store));
$queryResultDependencyListResolver = $this->getMockBuilder('\\SMW\\SQLStore\\QueryDependency\\QueryResultDependencyListResolver')->disableOriginalConstructor()->getMock();
$instance = new QueryDependencyLinksStore($queryResultDependencyListResolver, $dependencyLinksTableUpdater);
$requestOptions = new RequestOptions();
$requestOptions->setLimit(1);
$requestOptions->setOffset(200);
$instance->findEmbeddedQueryTargetLinksHashListFor(array(42), $requestOptions);
}
/**
* Get the HTML for displaying subproperties of this property. This list
* is usually short and we implement no additional navigation.
*
* @return string
*/
protected function getSubpropertyList()
{
$more = false;
$requestOptions = new RequestOptions();
$requestOptions->sort = true;
$requestOptions->ascending = true;
// +1 look-ahead
$requestOptions->setLimit($GLOBALS['smwgSubPropertyListLimit'] + 1);
$subproperties = $this->store->getPropertySubjects(new DIProperty('_SUBP'), $this->getDataItem(), $requestOptions);
// Pop the +1 look-ahead from the list
if (count($subproperties) > $GLOBALS['smwgSubPropertyListLimit']) {
array_pop($subproperties);
$more = true;
}
$result = '';
$resultCount = count($subproperties);
if ($more) {
$message = Html::rawElement('span', array('class' => 'plainlinks'), wfMessage('smw-subpropertylist-count-with-restricted-note', $resultCount, $GLOBALS['smwgSubPropertyListLimit'])->parse());
} else {
$message = wfMessage('smw-subpropertylist-count', $resultCount)->text();
}
if ($resultCount > 0) {
$titleText = htmlspecialchars($this->mTitle->getText());
$result .= "<div id=\"mw-subcategories\">\n<h2>" . wfMessage('smw_subproperty_header', $titleText)->text() . "</h2>\n<p>";
if (!$this->mProperty->isUserDefined()) {
$result .= wfMessage('smw_isspecprop')->text() . ' ';
}
$result .= $message . "</p>" . "\n";
if ($resultCount < 6) {
$result .= SMWPageLister::getShortList(0, $resultCount, $subproperties, null);
} else {
$result .= SMWPageLister::getColumnList(0, $resultCount, $subproperties, null);
}
$result .= "\n</div>";
}
return $result;
}
/**
* Based on the CHUNK_SIZE, target links are purged in an instant if those
* selected entities are < CHUNK_SIZE which should be enough for most
* common queries that only share a limited amount of dependencies, yet for
* queries that expect a large subject/dependency pool, doing an online update
* for all at once is not feasible hence the iterative process of creating
* batches that run through the job scheduler.
*
* @param array|string $idList
*/
private function findEmbeddedQueryTargetLinksBatches($idList)
{
if (is_string($idList) && strpos($idList, '|') !== false) {
$idList = explode('|', $idList);
}
if ($idList === array()) {
return true;
}
$queryDependencyLinksStoreFactory = new QueryDependencyLinksStoreFactory();
$queryDependencyLinksStore = $queryDependencyLinksStoreFactory->newQueryDependencyLinksStore($this->store);
$requestOptions = new RequestOptions();
// +1 to look ahead
$requestOptions->setLimit($this->limit + 1);
$requestOptions->setOffset($this->offset);
$hashList = $queryDependencyLinksStore->findEmbeddedQueryTargetLinksHashListFor($idList, $requestOptions);
if ($hashList === array()) {
return true;
}
$countedHashListEntries = count($hashList);
// If more results are available then use an iterative increase to fetch
// the remaining updates by creating successive jobs
if ($countedHashListEntries > $this->limit) {
$job = new self($this->getTitle(), array('idlist' => $idList, 'limit' => $this->limit, 'offset' => $this->offset + self::CHUNK_SIZE));
$job->run();
}
wfDebugLog('smw', __METHOD__ . " counted: {$countedHashListEntries} | offset: {$this->offset} for " . $this->getTitle()->getPrefixedDBKey() . "\n");
list($hashList, $queryList) = $this->doBuildUniqueTargetLinksHashList($hashList);
$this->applicationFactory->singleton('CachedQueryResultPrefetcher')->resetCacheBy($queryList);
$this->addPagesToUpdater($hashList);
}
