/**
* getVars
* get all vars used in this pattern (recursive)
* @return array array of Erfurt_Sparql_Query2_Var
*/
public function getVars()
{
$vars = parent::getVars();
if ($this->varOrIri instanceof Erfurt_Sparql_Query2_Var) {
$vars[] = $this->varOrIri;
}
return $vars;
}
public function groupGraphPattern()
{
$value = null;
$t1 = null;
$v = null;
$t2 = null;
$value = new Erfurt_Sparql_Query2_GroupGraphPattern();
try {
$this->match($this->input, $this->getToken('OPEN_CURLY_BRACE'), self::$FOLLOW_OPEN_CURLY_BRACE_in_groupGraphPattern691);
// Sparql10.g:127:22: (t1= triplesBlock )?
$alt25 = 2;
$alt25 = $this->dfa25->predict($this->input);
switch ($alt25) {
case 1:
$this->pushFollow(self::$FOLLOW_triplesBlock_in_groupGraphPattern696);
$t1 = $this->triplesBlock();
$this->state->_fsp--;
$value->addElements($t1);
break;
}
// Sparql10.g:128:3: ( (v= graphPatternNotTriples | v= filter ) ( DOT )? (t2= triplesBlock )? )*
//loop29:
do {
$alt29 = 2;
$LA29_0 = $this->input->LA(1);
if ($LA29_0 >= $this->getToken('OPTIONAL') && $LA29_0 <= $this->getToken('GRAPH') || $LA29_0 == $this->getToken('FILTER') || $LA29_0 == $this->getToken('OPEN_CURLY_BRACE')) {
$alt29 = 1;
}
switch ($alt29) {
case 1:
// Sparql10.g:128:5: (v= graphPatternNotTriples | v= filter )
$alt26 = 2;
$LA26_0 = $this->input->LA(1);
if ($LA26_0 >= $this->getToken('OPTIONAL') && $LA26_0 <= $this->getToken('GRAPH') || $LA26_0 == $this->getToken('OPEN_CURLY_BRACE')) {
$alt26 = 1;
} else {
if ($LA26_0 == $this->getToken('FILTER')) {
$alt26 = 2;
} else {
$nvae = new NoViableAltException("", 26, 0, $this->input);
throw $nvae;
}
}
switch ($alt26) {
case 1:
$this->pushFollow(self::$FOLLOW_graphPatternNotTriples_in_groupGraphPattern710);
$v = $this->graphPatternNotTriples();
$this->state->_fsp--;
break;
case 2:
$this->pushFollow(self::$FOLLOW_filter_in_groupGraphPattern716);
$v = $this->filter();
$this->state->_fsp--;
break;
}
$value->addElement($v);
// Sparql10.g:129:13: ( DOT )?
$alt27 = 2;
$alt27 = $this->dfa27->predict($this->input);
switch ($alt27) {
case 1:
$this->match($this->input, $this->getToken('DOT'), self::$FOLLOW_DOT_in_groupGraphPattern734);
break;
}
// Sparql10.g:129:18: (t2= triplesBlock )?
$alt28 = 2;
$alt28 = $this->dfa28->predict($this->input);
switch ($alt28) {
case 1:
$this->pushFollow(self::$FOLLOW_triplesBlock_in_groupGraphPattern740);
$t2 = $this->triplesBlock();
$this->state->_fsp--;
$value->addElements($t2);
break;
}
break;
default:
break 2;
//loop29;
}
} while (true);
$this->match($this->input, $this->getToken('CLOSE_CURLY_BRACE'), self::$FOLLOW_CLOSE_CURLY_BRACE_in_groupGraphPattern749);
} catch (RecognitionException $re) {
$this->reportError($re);
$this->recover($this->input, $re);
} catch (Exception $e) {
throw $e;
}
return $value;
}
/**
* check and manipulate the declared FROMs according to the access control
*/
protected function _prepareQuery($queryObject, &$options = array())
{
/*
* clone the Query2 Object to not modify the original one
* could be used elsewhere, could have side-effects
*/
if ($queryObject instanceof Erfurt_Sparql_Query2) {
//always clone
//the query will be altered here to implement AC and owl:imports
//dont make these changes global
$queryObject = clone $queryObject;
//bring triples etc. to canonical order
// $queryObject->optimize();
}
$defaultOptions = array(Erfurt_Store::RESULTFORMAT => Erfurt_Store::RESULTFORMAT_PLAIN, Erfurt_Store::USE_AC => true, Erfurt_Store::USE_OWL_IMPORTS => true, Erfurt_Store::USE_ADDITIONAL_IMPORTS => true);
if (!is_array($options)) {
$options = array();
}
$options = array_merge($defaultOptions, $options);
//typechecking
if (is_string($queryObject)) {
$queryObject = Erfurt_Sparql_SimpleQuery::initWithString($queryObject);
}
if (!($queryObject instanceof Erfurt_Sparql_Query2 || $queryObject instanceof Erfurt_Sparql_SimpleQuery)) {
throw new Erfurt_Store_Exception('Argument 1 passed to Erfurt_Store::sparqlQuery must be instance of ' . 'Erfurt_Sparql_Query2, Erfurt_Sparql_SimpleQuery or string', 1);
}
/*
if ($options[Erfurt_Store::USE_AC] == false) {
//we are done preparing early
return $queryObject;
}
*/
$logger = $this->_getQueryLogger();
$noBindings = false;
//get available models (readable)
$available = array();
if ($options[Erfurt_Store::USE_AC] === true) {
$logger->debug('AC: use ac ');
$availablepre = $this->getAvailableModels(true);
//all readable (with ac)
foreach ($availablepre as $key => $true) {
$available[] = array('uri' => $key, 'named' => false);
}
} else {
$logger->debug('AC: dont use ac ');
$allpre = $this->_backendAdapter->getAvailableModels();
//really all (without ac)
foreach ($allpre as $key => $true) {
$available[] = array('uri' => $key, 'named' => false);
}
}
$logger->debug('AC: available models ' . $this->toStr($available));
// examine froms (for access control and imports) in 5 steps
// 1. extract froms for easier handling
$froms = array();
if ($queryObject instanceof Erfurt_Sparql_Query2) {
foreach ($queryObject->getFroms() as $graphClause) {
$uri = $graphClause->getGraphIri()->getIri();
$froms[] = array('uri' => $uri, 'named' => $graphClause->isNamed());
}
} else {
//SimpleQuery
foreach ($queryObject->getFrom() as $graphClause) {
$froms[] = array('uri' => $graphClause, 'named' => false);
}
foreach ($queryObject->getFromNamed() as $graphClause) {
$froms[] = array('uri' => $graphClause, 'named' => true);
}
}
$logger->debug('AC: requested FROMs' . $this->toStr($froms));
// 2. no froms in query -> froms = availableModels
if (empty($froms)) {
$logger->debug('AC: no requested FROM -> take all available: ' . $this->toStr($available));
$froms = $available;
}
// 3. filter froms by availability and existence - if filtering deletes all -> give empty result back
if ($options[Erfurt_Store::USE_AC] === true) {
$froms = $this->_maskModelList($froms, $available);
$logger->debug('AC: after filtering (read-rights and existence): ' . $this->toStr($froms));
if (empty($froms)) {
$logger->debug('AC: all disallowed - empty result');
$noBindings = true;
}
}
// 4. get import closure for every remaining from
if ($options[Erfurt_Store::USE_OWL_IMPORTS] === true) {
foreach ($froms as $from) {
$importsClosure = $this->getImportsClosure($from['uri'], $options[Erfurt_Store::USE_ADDITIONAL_IMPORTS], $options[Erfurt_Store::USE_AC]);
$logger->debug('AC: import ' . $from['uri'] . ' -> ' . (empty($importsClosure) ? 'none' : implode(' ', $importsClosure)));
foreach ($importsClosure as $importedGraphUri) {
$addCandidate = array('uri' => $importedGraphUri, 'named' => false);
//avoid duplicates
if (in_array($addCandidate, $available) && array_search($addCandidate, $froms) === false) {
$froms[] = $addCandidate;
}
}
}
}
$logger->debug('AC: after imports: ' . $this->toStr($froms));
// 5. put froms back
if ($queryObject instanceof Erfurt_Sparql_Query2) {
$queryObject->setFroms(array());
foreach ($froms as $from) {
$queryObject->addFrom($from['uri'], $from['named']);
}
} else {
$queryObject->setFrom(array());
$queryObject->setFromNamed(array());
foreach ($froms as $from) {
if (!$from['named']) {
$queryObject->addFrom($from['uri']);
} else {
$queryObject->addFromNamed($from['uri']);
}
}
}
// if there were froms and all got deleted due to access controll - give back empty result set
// this is achieved by replacing the where-part with an unsatisfiable one
// i think this is efficient because otherwise we would have to deal with result formating und variables
if ($noBindings) {
$logger->debug('AC: force no bindings');
if ($queryObject instanceof Erfurt_Sparql_SimpleQuery) {
$queryObject->setWherePart('{FILTER(false)}');
} else {
if ($queryObject instanceof Erfurt_Sparql_Query2) {
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
$ggp->addFilter(false);
//unsatisfiable
$queryObject->removeAllProjectionVars();
$queryObject->setWhere($ggp);
}
}
}
return (string) $queryObject;
}
public static function getSearchTriples($setup, $forImplicit = false, $backend = 'zenddb')
{
$searchVar = new Erfurt_Sparql_Query2_Var('resourceUri');
$classVar = new Erfurt_Sparql_Query2_Var('classUri');
$subVar = new Erfurt_Sparql_Query2_Var('subResourceUri');
$elements = array();
// if deeper query
if (isset($setup->state->parent)) {
$mainUnion = new Erfurt_Sparql_Query2_GroupOrUnionGraphPattern();
// in relations
if (isset($setup->config->hierarchyRelations->in)) {
// default stuff
if (count($setup->config->hierarchyRelations->in) > 1) {
// parse config gile
foreach ($setup->config->hierarchyRelations->in as $rel) {
// set type
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
// add triplen
$ggp->addTriple($searchVar, new Erfurt_Sparql_Query2_IriRef($rel), new Erfurt_Sparql_Query2_IriRef($setup->state->parent));
// add triplet to union var
$mainUnion->addElement($ggp);
}
} else {
$rel = $setup->config->hierarchyRelations->in;
$queryOptional = new Erfurt_Sparql_Query2_GroupGraphPattern();
$queryOptional->addTriple($searchVar, new Erfurt_Sparql_Query2_IriRef($rel[0]), new Erfurt_Sparql_Query2_IriRef($setup->state->parent));
$mainUnion->addElement($queryOptional);
}
}
// out relations
if (isset($setup->config->hierarchyRelations->out)) {
// if there's out relations
if (count($setup->config->hierarchyRelations->out) > 1) {
// parse config gile
foreach ($setup->config->hierarchyRelations->out as $rel) {
// set type
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
// add triplen
$ggp->addTriple(new Erfurt_Sparql_Query2_IriRef($setup->state->parent), new Erfurt_Sparql_Query2_IriRef($rel), $searchVar);
// add triplet to union var
$mainUnion->addElement($ggp);
}
} else {
// get one relation
$rel = $setup->config->hierarchyRelations->out;
$queryOptional = new Erfurt_Sparql_Query2_GroupGraphPattern();
$queryOptional->addTriple(new Erfurt_Sparql_Query2_IriRef($setup->state->parent), new Erfurt_Sparql_Query2_IriRef($rel[0]), $searchVar);
$mainUnion->addElement($queryOptional);
}
}
$elements[] = $mainUnion;
} else {
// if default request
if (!$forImplicit) {
// set hierarchy types
//$u1 = new Erfurt_Sparql_Query2_GroupGraphPattern();
// add triplen
// $u1->addTriple( $searchVar,
// new Erfurt_Sparql_Query2_IriRef(EF_RDF_TYPE),
// $classVar
// );
$elements[] = new Erfurt_Sparql_Query2_Triple($searchVar, new Erfurt_Sparql_Query2_IriRef(EF_RDF_TYPE), $classVar);
//$mainUnion = new Erfurt_Sparql_Query2_GroupGraphPattern();//OrUnion
//$mainUnion->addElement($u1);
// request sub elements
// in relations
$optional = new Erfurt_Sparql_Query2_OptionalGraphPattern();
$unionSub = new Erfurt_Sparql_Query2_GroupOrUnionGraphPattern();
if (isset($setup->config->hierarchyRelations->in)) {
if (count($setup->config->hierarchyRelations->in) > 1) {
// init union var
//$unionSub = new Erfurt_Sparql_Query2_GroupOrUnionGraphPattern();
// parse config gile
foreach ($setup->config->hierarchyRelations->in as $rel) {
// sub stuff
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
// add triplen
$ggp->addTriple($subVar, new Erfurt_Sparql_Query2_IriRef($rel), $searchVar);
// add triplet to union var
$unionSub->addElement($ggp);
}
} else {
$rel = $setup->config->hierarchyRelations->in;
// add optional sub relation
// create optional graph to load sublacsses of selected class
//$queryOptional = new Erfurt_Sparql_Query2_GroupGraphPattern();
$optional->addTriple($subVar, new Erfurt_Sparql_Query2_IriRef($rel[0]), $searchVar);
//$unionSub->addElement($queryOptional);
}
}
if (isset($setup->config->hierarchyRelations->out)) {
// init union var
//$unionSub = new Erfurt_Sparql_Query2_GroupOrUnionGraphPattern();
if (count($setup->config->hierarchyRelations->out) > 1) {
// parse config gile
foreach ($setup->config->hierarchyRelations->out as $rel) {
// sub stuff
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
// add triplen
$ggp->addTriple($searchVar, new Erfurt_Sparql_Query2_IriRef($rel), $subVar);
// add triplet to union var
$unionSub->addElement($ggp);
}
} else {
$rel = $setup->config->hierarchyRelations->out;
// add optional sub relation
// create optional graph to load sublacsses of selected class
//$queryOptional = new Erfurt_Sparql_Query2_GroupGraphPattern();
$optional->addTriple($searchVar, new Erfurt_Sparql_Query2_IriRef($rel[0]), $subVar);
//$unionSub->addElement($queryOptional);
}
}
//$mainUnion->addElement($unionSub);
if ($unionSub->size() > 0) {
$optional->addElement($unionSub);
}
$elements[] = $optional;
// create filter for types
$filterType = array();
$filterUris = array();
foreach ($setup->config->hierarchyTypes as $type) {
$uriElem = new Erfurt_Sparql_Query2_IriRef($type);
$filterUris[] = $uriElem;
$filterType[] = new Erfurt_Sparql_Query2_sameTerm($classVar, $uriElem);
}
$owApp = OntoWiki::getInstance();
$store = $owApp->erfurt->getStore();
if ($store->isInSyntaxSupported()) {
// e.g. Virtuoso
$elements[] = new Erfurt_Sparql_Query2_Filter(new Erfurt_Sparql_Query2_InExpression($classVar, $filterUris));
} else {
// sameTerm || sameTerm ... as supported by EfZendDb adapter
// add filter
$elements[] = new Erfurt_Sparql_Query2_Filter(new Erfurt_Sparql_Query2_ConditionalOrExpression($filterType));
}
} else {
// define subvar
$subVar = new Erfurt_Sparql_Query2_Var('sub');
// init union var
$union = new Erfurt_Sparql_Query2_GroupOrUnionGraphPattern();
// parse config
if (isset($setup->config->hierarchyRelations->out)) {
if (is_string($setup->config->hierarchyRelations->out)) {
$setup->config->hierarchyRelations->out = array($setup->config->hierarchyRelations->out);
}
foreach ($setup->config->hierarchyRelations->out as $rel) {
// create new graph pattern
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
// add triplen
$ggp->addTriple($searchVar, new Erfurt_Sparql_Query2_IriRef($rel), $subVar);
// add triplet to union var
$union->addElement($ggp);
}
}
// parse config
if (isset($setup->config->hierarchyRelations->in)) {
if (is_string($setup->config->hierarchyRelations->in)) {
$setup->config->hierarchyRelations->in = array($setup->config->hierarchyRelations->in);
}
foreach ($setup->config->hierarchyRelations->in as $rel) {
// create new graph pattern
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
// add triplen
$ggp->addTriple($subVar, new Erfurt_Sparql_Query2_IriRef($rel), $searchVar);
// add triplet to union var
$union->addElement($ggp);
}
}
// parse config
if (isset($setup->config->instanceRelation->out)) {
if (is_string($setup->config->instanceRelation->out)) {
$setup->config->instanceRelation->out = array($setup->config->instanceRelation->out);
}
foreach ($setup->config->instanceRelation->out as $rel) {
// create new graph pattern
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
// add triplen
$ggp->addTriple($subVar, new Erfurt_Sparql_Query2_IriRef($rel), $searchVar);
// add triplet to union var
$union->addElement($ggp);
}
}
// parse config
if (isset($setup->config->instanceRelation->in)) {
if (is_string($setup->config->instanceRelation->in)) {
$setup->config->instanceRelation->in = array($setup->config->instanceRelation->in);
}
foreach ($setup->config->instanceRelation->in as $rel) {
// create new graph pattern
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
// add triplen
$ggp->addTriple($searchVar, new Erfurt_Sparql_Query2_IriRef($rel), $subVar);
// add triplet to union var
$union->addElement($ggp);
}
}
$elements[] = $union;
}
}
if (isset($setup->config->rootElement)) {
$union = new Erfurt_Sparql_Query2_GroupOrUnionGraphPattern();
if (isset($setup->config->hierarchyRelations->in)) {
foreach ($setup->config->hierarchyRelations->in as $rel) {
// create new graph pattern
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
// add triplen
$ggp->addTriple($searchVar, new Erfurt_Sparql_Query2_IriRef($rel), new Erfurt_Sparql_Query2_IriRef($setup->config->rootElement));
// add triplet to union var
$union->addElement($ggp);
}
$superUsed = true;
}
if (isset($setup->config->hierarchyRelations->out)) {
foreach ($setup->config->hierarchyRelations->out as $rel) {
// create new graph pattern
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
// add triplen
$ggp->addTriple(new Erfurt_Sparql_Query2_IriRef($setup->config->rootElement), new Erfurt_Sparql_Query2_IriRef($rel), $searchVar);
// add triplet to union var
$union->addElement($ggp);
}
$superUsed = true;
}
if ($superUsed) {
$elements[] = $union;
}
}
$elements[] = new Erfurt_Sparql_Query2_Filter(new Erfurt_Sparql_Query2_UnaryExpressionNot(new Erfurt_Sparql_Query2_isBlank(new Erfurt_Sparql_Query2_Var('resourceUri'))));
// namespaces to be ignored, rdfs/owl-defined objects
if (!isset($setup->state->showHidden)) {
if (isset($setup->config->hiddenRelation)) {
// optional var
$queryOptional = new Erfurt_Sparql_Query2_OptionalGraphPattern();
// parse config
if (is_string($setup->config->hiddenRelation)) {
$setup->config->hiddenRelation = array($setup->config->hiddenRelation);
}
foreach ($setup->config->hiddenRelation as $ignore) {
$queryOptional->addTriple(new Erfurt_Sparql_Query2_Var('resourceUri'), new Erfurt_Sparql_Query2_IriRef($ignore), new Erfurt_Sparql_Query2_Var('reg'));
$regUsed = true;
}
if ($regUsed) {
$elements[] = $queryOptional;
$elements[] = new Erfurt_Sparql_Query2_Filter(new Erfurt_Sparql_Query2_UnaryExpressionNot(new Erfurt_Sparql_Query2_bound(new Erfurt_Sparql_Query2_Var('reg'))));
}
}
if (isset($setup->config->hiddenNS)) {
// parse config
foreach ($setup->config->hiddenNS as $ignore) {
$elements[] = new Erfurt_Sparql_Query2_Filter(new Erfurt_Sparql_Query2_UnaryExpressionNot(new Erfurt_Sparql_Query2_Regex(new Erfurt_Sparql_Query2_Str(new Erfurt_Sparql_Query2_Var('resourceUri')), new Erfurt_Sparql_Query2_RDFLiteral('^' . $ignore))));
}
}
}
// dont't show rdfs/owl entities and subtypes in the first level
if (!isset($setup->state->parent) && !isset($setup->config->rootElement)) {
OntoWiki::getInstance()->logger->info("BACKEND: " . $backend);
// optional var
if ($backend == "zenddb") {
$queryUnion = new Erfurt_Sparql_Query2_OptionalGraphPattern();
} else {
$queryUnion = new Erfurt_Sparql_Query2_GroupOrUnionGraphPattern();
}
if (isset($setup->config->hierarchyRelations->in)) {
if (count($setup->config->hierarchyRelations->in) > 1) {
foreach ($setup->config->hierarchyRelations->in as $rel) {
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
$ggp->addTriple($searchVar, new Erfurt_Sparql_Query2_IriRef($rel), new Erfurt_Sparql_Query2_Var('super'));
$queryUnion->addElement($ggp);
}
} else {
$rel = $setup->config->hierarchyRelations->in;
// add optional sub relation
if ($backend == "zenddb") {
$queryUnion->addTriple($searchVar, new Erfurt_Sparql_Query2_IriRef($rel[0]), new Erfurt_Sparql_Query2_Var('super'));
} else {
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
$ggp->addTriple($searchVar, new Erfurt_Sparql_Query2_IriRef($rel[0]), new Erfurt_Sparql_Query2_Var('super'));
$queryUnion->addElement($ggp);
}
}
//$mainUnion->addElement($u1);
$superUsed = true;
}
if (isset($setup->config->hierarchyRelations->out)) {
if (count($setup->config->hierarchyRelations->out) > 1) {
foreach ($setup->config->hierarchyRelations->out as $rel) {
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
$ggp->addTriple(new Erfurt_Sparql_Query2_Var('super'), new Erfurt_Sparql_Query2_IriRef($rel), $searchVar);
$queryUnion->addElement($ggp);
}
} else {
$rel = $setup->config->hierarchyRelations->out;
// add optional sub relation
if ($backend == "zenddb") {
$queryUnion->addTriple(new Erfurt_Sparql_Query2_Var('super'), new Erfurt_Sparql_Query2_IriRef($rel[0]), $searchVar);
} else {
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
$ggp->addTriple(new Erfurt_Sparql_Query2_Var('super'), new Erfurt_Sparql_Query2_IriRef($rel[0]), $searchVar);
$queryUnion->addElement($ggp);
}
}
//$mainUnion->addElement($u1);
$superUsed = true;
}
if ($superUsed) {
if ($backend == "zenddb") {
$elements[] = $queryUnion;
} else {
$queryOptional = new Erfurt_Sparql_Query2_OptionalGraphPattern();
$queryOptional->addElement($queryUnion);
$elements[] = $queryOptional;
}
$filter[] = new Erfurt_Sparql_Query2_Regex(new Erfurt_Sparql_Query2_Str(new Erfurt_Sparql_Query2_Var('super')), new Erfurt_Sparql_Query2_RDFLiteral('^' . EF_OWL_NS));
$filter[] = new Erfurt_Sparql_Query2_UnaryExpressionNot(new Erfurt_Sparql_Query2_bound(new Erfurt_Sparql_Query2_Var('super')));
$elements[] = new Erfurt_Sparql_Query2_Filter(new Erfurt_Sparql_Query2_ConditionalOrExpression($filter));
}
}
if (isset($setup->state->sorting)) {
$sortRel = new Erfurt_Sparql_Query2_IriRef($setup->state->sorting);
$sortVar = new Erfurt_Sparql_Query2_Var('sortRes');
$queryOptional = new Erfurt_Sparql_Query2_OptionalGraphPattern();
$queryOptional->addTriple(new Erfurt_Sparql_Query2_Var('resourceUri'), $sortRel, $sortVar);
$elements[] = $queryOptional;
}
return $elements;
}
protected function _buildSubCheckQuery($uri, $setup)
{
$subVar = new Erfurt_Sparql_Query2_Var('subResourceUri');
$searchVar = new Erfurt_Sparql_Query2_Var('resourceUri');
//$classVar = new Erfurt_Sparql_Query2_Var('classUri');
$query = new Erfurt_Sparql_Query2();
$query->addProjectionVar($subVar);
$query->setDistinct();
$this->_owApp->logger->info("data: " . print_r($query, true));
$elements = array();
$in = array();
$out = array();
if (isset($setup->config->hierarchyRelations->in)) {
if (count($setup->config->hierarchyRelations->in) > 1) {
// init union var
$unionSub = new Erfurt_Sparql_Query2_GroupOrUnionGraphPattern();
// parse config gile
foreach ($setup->config->hierarchyRelations->in as $rel) {
// sub stuff
$groupPattern = new Erfurt_Sparql_Query2_GroupGraphPattern();
// add triplen
$groupPattern->addTriple($subVar, new Erfurt_Sparql_Query2_IriRef($rel), $searchVar);
// add triplet to union var
$unionSub->addElement($groupPattern);
}
$in[] = $unionSub;
} else {
$rel = $setup->config->hierarchyRelations->in;
// add optional sub relation
// create optional graph to load sublacsses of selected class
$queryOptional = new Erfurt_Sparql_Query2_GroupGraphPattern();
$queryOptional->addTriple($subVar, new Erfurt_Sparql_Query2_IriRef($rel[0]), $searchVar);
$in[] = $queryOptional;
}
}
if (isset($setup->config->hierarchyRelations->out)) {
if (count($setup->config->hierarchyRelations->out) > 1) {
// init union var
$unionSub = new Erfurt_Sparql_Query2_GroupGraphPattern();
// parse config gile
foreach ($setup->config->hierarchyRelations->out as $rel) {
// sub stuff
$optPattern = new Erfurt_Sparql_Query2_OptionalGraphPattern();
// add triple
$optPattern->addTriple($searchVar, new Erfurt_Sparql_Query2_IriRef($rel), $subVar);
// add triplet to union var
$unionSub->addElement($optPattern);
}
$out[] = $unionSub;
} else {
$rel = $setup->config->hierarchyRelations->out;
// add optional sub relation
// create optional graph to load sublacsses of selected class
$queryOptional = new Erfurt_Sparql_Query2_GroupGraphPattern();
$queryOptional->addTriple($searchVar, new Erfurt_Sparql_Query2_IriRef($rel[0]), $subVar);
$out[] = $queryOptional;
}
}
$inout = new Erfurt_Sparql_Query2_GroupOrUnionGraphPattern();
$inout->addElements($in);
$inout->addElements($out);
$elements[] = $inout;
/*$elements[] = new Erfurt_Sparql_Query2_Triple(
$searchVar,
new Erfurt_Sparql_Query2_IriRef(EF_RDF_TYPE),
$classVar
);*/
// add filter
$elements[] = new Erfurt_Sparql_Query2_Filter(new Erfurt_Sparql_Query2_sameTerm($searchVar, new Erfurt_Sparql_Query2_IriRef($uri)));
$query->addElements($elements);
$query->setLimit(1);
// log results
$this->_owApp->logger->info('NavigationController CHECK SUB: ' . PHP_EOL . $query->__toString());
return $query;
}
/**
* Searches the local database for URIs. If mode is set to properties only,
* only defined properties and URIs that are used at least once as a
* property are returned.
*
* the classes array is used for class restrictions
*
* @param array $termsArray
* @param string $modelUri
* @param int $mode
* @param int $limit
* @param array $classes
*
* @return array
*/
private function _searchLocal(array $termsArray, $modelUri, $mode, $limit, $classes = array())
{
if ($mode === self::SEARCH_MODE_PROPERTIES) {
return $this->_searchLocalPropertiesOnly($termsArray, $modelUri, $limit);
}
$store = Erfurt_App::getInstance()->getStore();
// get a store specific text-search query2 object
$searchPattern = $store->getSearchPattern(implode(" ", $termsArray), $modelUri);
$query = new Erfurt_Sparql_Query2();
$query->addElements($searchPattern);
$projVar = new Erfurt_Sparql_Query2_Var('resourceUri');
$query->addProjectionVar($projVar);
// add class restriction patterns for each class
foreach ($classes as $class) {
$classPattern = new Erfurt_Sparql_Query2_GroupGraphPattern();
$classPattern->addTriple($projVar, new Erfurt_Sparql_Query2_IriRef(EF_RDF_TYPE), new Erfurt_Sparql_Query2_IriRef($class));
$query->addElement($classPattern);
}
$query->setLimit(20);
$query->setDistinct(true);
$queryResult = $store->sparqlQuery($query, array('result_format' => 'extended'));
$tempResult = array();
foreach ($queryResult['results']['bindings'] as $row) {
$object = isset($row['o']) ? $row['o']['value'] : null;
$weight = $this->_getWeight($termsArray, $row['resourceUri']['value'], $object);
if (isset($tempResult[$row['resourceUri']['value']])) {
if ($weight > $tempResult[$row['resourceUri']['value']]) {
$tempResult[$row['resourceUri']['value']] = $weight;
}
} else {
$tempResult[$row['resourceUri']['value']] = $weight;
}
}
arsort($tempResult);
require_once 'OntoWiki/Model/TitleHelper.php';
require_once 'OntoWiki/Utils.php';
if (null !== $modelUri) {
$model = $store->getModel($modelUri, false);
$titleHelper = new OntoWiki_Model_TitleHelper($model);
} else {
$titleHelper = new OntoWiki_Model_TitleHelper();
}
$titleHelper->addResources(array_keys($tempResult));
$translate = $this->_owApp->translate;
// create different source description strings
if (count($classes) > 0) {
$sourceString = $translate->_('Local Search') . ' (' . $translate->_('recommended') . ')';
} else {
$sourceString = $translate->_('Local Search');
}
$result = array();
foreach ($tempResult as $uri => $w) {
$title = $titleHelper->getTitle($uri);
if (null !== $title) {
$result[$uri] = str_replace('|', 'Ι', $title) . '|' . $uri . '|' . $sourceString;
} else {
$result[$uri] = OntoWiki_Utils::compactUri($uri) . $uri . '|' . $sourceString;
}
}
return $result;
}
public function __construct()
{
parent::__construct();
}
/**
* 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 $result;
}
public function __construct($resourceUri)
{
$owApp = OntoWiki::getInstance();
$store = $owApp->erfurt->getStore();
$model = $owApp->selectedModel;
$resource = new Erfurt_Sparql_Query2_IriRef($resourceUri);
$ontology = new Erfurt_Sparql_Query2_IriRef(EF_OWL_ONTOLOGY);
$fetchFrom = new Erfurt_Sparql_Query2_IriRef(static::SITE_FETCH_OPTIONS_FROM);
// fetch options from this resource
$query = new Erfurt_Sparql_Query2();
list($key, $value, $class, $dataset) = $this->_queryAddVars($query, array('key', 'value', 'class', 'dataset'));
$union = new Erfurt_Sparql_Query2_GroupOrUnionGraphPattern();
// resource options
$group = new Erfurt_Sparql_Query2_GroupGraphPattern();
$group->addTriple($resource, $key, $value);
$union->addElement($group);
// class options
$group = new Erfurt_Sparql_Query2_GroupGraphPattern();
$group->addTriple($resource, EF_RDF_TYPE, $class);
$group->addTriple($class, $key, $value);
$union->addElement($group);
// dataset options
$group = new Erfurt_Sparql_Query2_GroupGraphPattern();
$group->addTriple($dataset, EF_RDF_TYPE, new Erfurt_Sparql_Query2_IriRef(EF_OWL_ONTOLOGY));
$group->addTriple($dataset, $key, $value);
$union->addElement($group);
$query->addElement($union);
$query->addTriple($key, EF_RDF_TYPE, new Erfurt_Sparql_Query2_IriRef(static::SITE_TEMPLATE_OPTION));
$results = $model->sparqlQuery($query);
foreach ($results as $result) {
$arrayKey = $result[$key->getName()];
$this->_options[$arrayKey][$this->_getPriority($result)][] = $result[$value->getName()];
$templateOption = new Erfurt_Rdf_Resource($arrayKey, $model);
$arrayKeyLocalName = $templateOption->getLocalName();
$this->_optionLocalNames[$arrayKeyLocalName][] = $arrayKey;
}
// fetch options from linked resources
$query = new Erfurt_Sparql_Query2();
list($other, $class, $dataset) = $this->_queryAddVars($query, array('other', 'class', 'dataset'));
$union = new Erfurt_Sparql_Query2_GroupOrUnionGraphPattern();
// resource links
$group = new Erfurt_Sparql_Query2_GroupGraphPattern();
$group->addTriple($resource, $fetchFrom, $other);
$union->addElement($group);
// class links
$group = new Erfurt_Sparql_Query2_GroupGraphPattern();
$group->addTriple($resource, EF_RDF_TYPE, $class);
$group->addTriple($class, $fetchFrom, $other);
$union->addElement($group);
// dataset links
$group = new Erfurt_Sparql_Query2_GroupGraphPattern();
$group->addTriple($dataset, EF_RDF_TYPE, $ontology);
$group->addTriple($dataset, $fetchFrom, $other);
$union->addElement($group);
$query->addElement($union);
$results = $model->sparqlQuery($query);
foreach ($results as $result) {
$options = new TemplateOptionsClass($result[$other->getName()]);
foreach ($options->_options as $arrayKey => $priorities) {
foreach ($priorities as $priority => $values) {
$floor = floor($priority);
$this->_options[$arrayKey][(string) ($floor + 0.1 * $this->_getPriority($result) + 0.1 * ($priority - $floor))] = $values;
}
}
foreach ($options->_optionLocalNames as $arrayKeyLocalName => $keys) {
foreach ($keys as $key) {
if (!isset($this->_optionLocalNames[$arrayKeyLocalName]) || !in_array($key, $this->_optionLocalNames[$arrayKeyLocalName])) {
$this->_optionLocalNames[$arrayKeyLocalName][] = $key;
}
}
}
}
foreach (array_keys($this->_options) as $key) {
ksort($this->_options[$key]);
}
}
private function checkConfig($config)
{
$resVar = new Erfurt_Sparql_Query2_Var('resourceUri');
$typeVar = new Erfurt_Sparql_Query2_IriRef(EF_RDF_TYPE);
$query = new Erfurt_Sparql_Query2();
$query->addProjectionVar($resVar)->setDistinct(true);
$union = new Erfurt_Sparql_Query2_GroupOrUnionGraphPattern();
if (is_string($config->hierarchyTypes)) {
$config->hierarchyTypes = array($config->hierarchyTypes);
}
foreach ($config->hierarchyTypes->toArray() as $type) {
$ggp = new Erfurt_Sparql_Query2_GroupGraphPattern();
$ggp->addTriple($resVar, $typeVar, new Erfurt_Sparql_Query2_IriRef($type));
$union->addElement($ggp);
}
$query->addElement($union);
$query->setLimit(1);
$allResults = $this->_owApp->selectedModel->sparqlQuery($query);
/*$this->_owApp->logger->info(
'Navigation Query: ' .PHP_EOL . $query->__toString()
);
$this->_owApp->logger->info(
'Navigation Query Results: ' .PHP_EOL . print_r($all_results)
);*/
return count($allResults);
}
/**
* getSparql
* build a valid sparql representation of this obj - should be like 'OPTIONAL {...}'
* @return string
*/
public function getSparql()
{
return 'OPTIONAL ' . substr(parent::getSparql(), 0, -1);
//substr is cosmetic for stripping off the last linebreak
}
/**
* Moves resource to new URI
* renaming all occurences of the resource.
*
* @param string $oldUri The URI that identifies the resource.
* @param string $newUri The URI to move resource to.
*
* @return void
*/
public function renameResource($oldUri, $newUri)
{
$query = new Erfurt_Sparql_Query2();
$query->setDistinct(true);
$vars = array();
foreach (array('s', 'p', 'o') as $varName) {
$vars[$varName] = new Erfurt_Sparql_Query2_Var($varName);
$query->addProjectionVar($vars[$varName]);
}
$oldUriRef = new Erfurt_Sparql_Query2_IriRef($oldUri);
$union = new Erfurt_Sparql_Query2_GroupOrUnionGraphPattern();
foreach ($vars as $var) {
$group = new Erfurt_Sparql_Query2_GroupGraphPattern();
$group->addTriple($vars['s'], $vars['p'], $vars['o']);
$group->addFilter(new Erfurt_Sparql_Query2_sameTerm($var, $oldUriRef));
$union->addElement($group);
}
$query->addElement($union);
$result = $this->sparqlQuery($query, array('result_format' => 'extended'));
$removed = array();
$added = array();
foreach ($result['results']['bindings'] as $s) {
// result format from sparqlQuery
// isn't the same as format for delete/addMultipleStatements
if (array_key_exists('xml:lang', $s['o'])) {
$s['o']['lang'] = $s['o']['xml:lang'];
unset($s['o']['xml:lang']);
}
$removed[$s['s']['value']][$s['p']['value']][] = $s['o'];
foreach (array('s', 'p', 'o') as $varName) {
if ($s[$varName]['type'] === 'uri' && $s[$varName]['value'] === $oldUri) {
$s[$varName]['value'] = $newUri;
}
}
$added[$s['s']['value']][$s['p']['value']][] = $s['o'];
}
$this->deleteMultipleStatements($removed);
$this->addMultipleStatements($added);
}
