/**
* fetches all titles according the given array if Uris
*
* @param array resourceUris
*/
private function _fetchTitlesFromResourcePool($resourceUris)
{
$resourcePool = $this->_erfurtApp->getResourcePool();
$resources = array();
if (!empty($this->_model)) {
$modelUri = $this->_model->getModelIri();
$resources = $resourcePool->getResources($resourceUris, $modelUri);
} else {
$resources = $resourcePool->getResources($resourceUris);
}
$memoryModel = new Erfurt_Rdf_MemoryModel();
foreach ($resources as $resourceUri => $resource) {
$resourceDescription = $resource->getDescription();
$memoryModel->addStatements($resourceDescription);
$found = false;
foreach ($this->_titleProperties as $titleProperty) {
$values = $memoryModel->getValues($resourceUri, $titleProperty);
foreach ($values as $value) {
if (!empty($value['lang'])) {
$language = $value['lang'];
} else {
$language = '';
}
$this->_resources[$resourceUri][$titleProperty][$language] = $value['value'];
}
}
}
}
/**
* Method that counts already existing distinct datasets for given uri
*
* @param $uri uri string
*
* @return int distinct existing datasets
*/
private function countUriPattern($uri)
{
$query = new Erfurt_Sparql_Query2();
$query->setDistinct(true);
$unions = new Erfurt_Sparql_Query2_GroupOrUnionGraphPattern();
$subjectVar = new Erfurt_Sparql_Query2_Var('s');
$query->addProjectionVar($subjectVar);
// create six temporary vars (not selected in query)
$tempVars = array();
for ($i = 0; $i < 6; $i++) {
$tempVars[] = new Erfurt_Sparql_Query2_Var('var' . $i);
}
$singlePattern = new Erfurt_Sparql_Query2_GroupGraphPattern();
$singlePattern->addTriple($subjectVar, $tempVars[0], $tempVars[1]);
$unions->addElement($singlePattern);
$singlePattern = new Erfurt_Sparql_Query2_GroupGraphPattern();
$singlePattern->addTriple($tempVars[2], $subjectVar, $tempVars[3]);
$unions->addElement($singlePattern);
$singlePattern = new Erfurt_Sparql_Query2_GroupGraphPattern();
$singlePattern->addTriple($tempVars[4], $tempVars[5], $subjectVar);
$unions->addElement($singlePattern);
$query->getWhere()->addElement($unions);
$filter = new Erfurt_Sparql_Query2_ConditionalOrExpression();
$filter->addElement(new Erfurt_Sparql_Query2_Regex($subjectVar, new Erfurt_Sparql_Query2_RDFLiteral('^' . $uri), new Erfurt_Sparql_Query2_RDFLiteral('i')));
$query->addFilter($filter);
$result = $this->_owApp->erfurt->getStore()->countWhereMatches($this->_model->getModelIri(), $query->getWhere(), 's', true);
return $result;
}
public function getDescription($options = array())
{
// merge given options into default options
$options = array_merge(array('maxDepth' => self::DESCRIPTION_MAX_DEPTH), $options);
$this->_description = Erfurt_App::getInstance()->getStore()->getResourceDescription($this->getIri(), $this->_model ? $this->_model->getModelIri() : false, $options);
return $this->_description;
}
/**
* Constructor
*/
public function __construct(Erfurt_Store $store, Erfurt_Rdf_Model $graph)
{
// system variables
$this->_store = $store;
$this->_config = OntoWiki::getInstance()->config;
$this->_logger = OntoWiki::getInstance()->logger;
$this->_eventDispatcher = Erfurt_Event_Dispatcher::getInstance();
if (isset($this->_config->system->inference) && !(bool) $this->_config->system->inference) {
$this->_inference = false;
}
// data variables
$this->_graph = $graph->getModelIri();
$this->_model = $graph;
$this->_titleHelper = new OntoWiki_Model_TitleHelper($this->_model, $store);
// $this->_titleProperties = array_flip($this->_config->properties->title->toArray());
$this->_titleProperties = array_flip($graph->getTitleProperties());
}
