/**
* setValue
* @param string $val
* @return Erfurt_Sparql_Query2_NumricLiteral $this
*/
public function setValue($val)
{
if (is_numeric($val)) {
$this->value = $val;
} else {
throw new RuntimeException('Argument 1 passed to Erfurt_Sparql_Query2_NumericLiteral::setValue must be numeric, instance of ' . typeHelper($val) . ' given');
}
return $this;
}
/**
* add
* add an expression to this order clause - expresssion will mostly be a Var... but by the grammar this can be almost anything
* @param Erfurt_Sparql_Query2_Expression $exp
* @return int index of added element
*/
public function add(Erfurt_Sparql_Query2_Expression $exp, $order = self::ASC)
{
if ($order != self::ASC && $order != self::DESC) {
throw new RuntimeException('Argument 2 passed to Erfurt_Sparql_Query2_OrderClause::add must be \'ASC\' or \'DESC\', ' . $order . ' (instance of ' . typeHelper($order) . ') given');
}
$this->exps[] = array('exp' => $exp, 'dir' => $order);
return count($this->exps) - 1;
//last index = index of added element
}
/**
* setElement
* @param int $i
* @param Erfurt_Sparql_Query2_GroupGraphPattern $element
* @return Erfurt_Sparql_Query2_GroupOrUnionGraphPattern $this
*/
public function setElement($i, $element)
{
if (!$element instanceof Erfurt_Sparql_Query2_GroupGraphPattern) {
throw new RuntimeException('Argument 2 passed to Erfurt_Sparql_Query2_GroupOrUnionGraphPattern::setElement must be an instance of Erfurt_Sparql_Query2_GroupGraphPattern, instance of ' . typeHelper($element) . ' given');
}
$this->elements[$i] = $element;
$element->addParent($this);
return $this;
//for chaining
}
/**
* @param string $nname
*/
public function __construct($nname)
{
if (is_string($nname) && $nname != '') {
$this->name = preg_replace('/[^\\w]/', '', $nname);
} else {
if ($nname instanceof Erfurt_Sparql_Query2_IriRef) {
$this->name = self::extractName($nname->getIri());
} else {
throw new RuntimeException('Argument 1 passed to Erfurt_Sparql_Query2_Var : string (not empty) or Erfurt_Sparql_Query2_IriRef expected. ' . typeHelper($nname) . ' found.');
}
}
parent::__construct();
}
/**
* setElement
* @param int $i
* @param Erfurt_Sparql_Query2_IF_TriplesSameSubject $element
* @return Erfurt_Sparql_Query2_ConstructTemplate $this
*/
public function setElement($i, $element)
{
if (!is_int($i)) {
throw new RuntimeException('Argument 1 passed to Erfurt_Sparql_Query2_GroupOrUnionGraphPattern::setElement must be an instance of integer, instance of ' . typeHelper($i) . ' given');
}
if (!$element instanceof Erfurt_Sparql_Query2_IF_TriplesSameSubject) {
throw new RuntimeException('Argument 1 passed to Erfurt_Sparql_Query2_GroupOrUnionGraphPattern::addElement must be an instance of Erfurt_Sparql_Query2_IF_TriplesSameSubject');
}
$this->elements[$i] = $element;
$element->addParent($this);
return $this;
//for chaining
}
public function setElements($elements)
{
if (!is_array($elements)) {
throw new RuntimeException('Argument 1 passed to Erfurt_Sparql_Query2_ObjectList::setElements must be an array of Erfurt_Sparql_Query2_GraphNode\'s, instance of ' . typeHelper($elements) . ' given');
} else {
foreach ($elements as $object) {
if (!$object instanceof Erfurt_Sparql_Query2_GraphNode) {
throw new RuntimeException('Argument 1 passed to Erfurt_Sparql_Query2_ObjectList::setElements must be an array of Erfurt_Sparql_Query2_GraphNode\'s, instance of ' . typeHelper($object) . ' given');
} else {
$this->addElement($object);
}
}
}
}
/**
* @param string $nresource
* @param Erfurt_Sparql_Query2_Prefix $prefix
* @param string $unexpandablePrefix
*/
public function __construct($nresource, Erfurt_Sparql_Query2_Prefix $prefix = null, $unexpandablePrefix = null)
{
if (!is_string($nresource)) {
throw new RuntimeException('wrong argument 1 passed to Erfurt_Sparql_Query2_IriRef::__construct. string expected. ' . typeHelper($nresource) . ' found.');
}
$this->iri = $nresource;
if ($prefix != null) {
$this->prefix = $prefix;
}
if ($unexpandablePrefix !== null && is_string($unexpandablePrefix)) {
$this->unexpandablePrefix = $unexpandablePrefix;
}
parent::__construct();
}
/**
* @param string $nname
* @param Erfurt_Sparql_Query2_IriRef $iri
*/
public function __construct($nname, $iri)
{
if (!is_string($nname)) {
throw new RuntimeException('Argument 1 passed to Erfurt_Sparql_Query2_Prefix::__construct must be an instance of string, instance of ' . typeHelper($iri) . ' given');
}
$this->name = $nname;
if (is_string($iri)) {
$iri = new Erfurt_Sparql_Query2_IriRef($iri);
}
if (!$iri instanceof Erfurt_Sparql_Query2_IriRef) {
throw new RuntimeException("Argument 2 passed to Erfurt_Sparql_Query2_Prefix::__construct must be instance of Erfurt_Sparql_Query2_IriRef or string", E_USER_ERROR);
}
$this->iri = $iri;
parent::__construct();
}
/**
* addNode
*
* add a node to the tree of class-nodes
*
* @param Erfurt_Sparql_Query2_Abstraction_ClassNode $sourceNode where in the tree of nodes should the new node be added
* @param Erfurt_Sparql_Query2_IriRef|string $LinkPredicate over which predicate you want to link
* @param Erfurt_Sparql_Query2_IriRef|string|null $targetClass can be used to link to a subset of all possible
* @param bool $withChilds wether to include subclasses of $class
* @param string|null $varName the var-name to be used for instances of this class
* @param string $member_predicate the predicate that stands between the class und its instances (mostly rdf:type)
* @return Erfurt_Sparql_Query2_Abstraction_ClassNode the new node
*/
public function addNode(Erfurt_Sparql_Query2_Abstraction_ClassNode $sourceNode, $LinkPredicate, $targetClass = null, $withChilds = true, $varName = null, $member_predicate = EF_RDF_TYPE)
{
// hack for overloaded functioncalls
if (!$LinkPredicate instanceof Erfurt_Sparql_Query2_IriRef) {
if (is_string($LinkPredicate)) {
$LinkPredicate = new Erfurt_Sparql_Query2_IriRef($LinkPredicate);
} else {
throw new RuntimeException("Argument 2 passed to Erfurt_Sparql_Query2_Abstraction::addNode must be an instance of Erfurt_Sparql_Query2_IriRef or string, instance of " . typeHelper($LinkPredicate) . " given");
}
}
if ($targetClass == null) {
//TODO: find type of referenced objects
}
//add link from source node to new node
$newnode = new Erfurt_Sparql_Query2_Abstraction_ClassNode($targetClass, $member_predicate, $this->query, $varName, $withChilds);
$sourceNode->addLink($LinkPredicate, $newnode);
return $newnode;
//for chaining
}
/**
*
* @param Erfurt_Sparql_Query2_Expression $element1
* @param Erfurt_Sparql_Query2_Expression $element2
* @param <type> $element3
*/
public function __construct(Erfurt_Sparql_Query2_Expression $element1, Erfurt_Sparql_Query2_Expression $element2, $element3 = null)
{
$this->element1 = $element1;
$this->element2 = $element2;
if ($element3 != null) {
if ($element3 instanceof Erfurt_Sparql_Query2_Expression) {
$this->element3 = $element3;
} else {
throw new RuntimeException('Argument 3 passed to Erfurt_Sparql_Query2_Regex::__construct must be an instance of Erfurt_Sparql_Query2_Expression or null, instance of ' . typeHelper($element3) . ' given');
}
}
parent::__construct();
}
public static function addFilterHelper(Erfurt_Sparql_Query2 $query, Erfurt_Sparql_Query2_Var $resVar, $predicate, $type, $value)
{
if (is_string($predicate)) {
$predicate = new Erfurt_Sparql_Query2_IriRef($predicate);
}
if (!$predicate instanceof Erfurt_Sparql_Query2_IriRef) {
throw new RuntimeException('Argument 3 passed to Erfurt_Sparql_Query2_Abstraction_ClassNode::addFilterHelper must be an instance of Erfurt_Sparql_Query2_IriRef instance of ' . typeHelper($predicate) . ' given');
}
switch ($type) {
case 'contains':
$propVar = new Erfurt_Sparql_Query2_Var($predicate);
$filteringTriple = new Erfurt_Sparql_Query2_Triple($resVar, $predicate, $propVar);
$filterExp = new Erfurt_Sparql_Query2_Filter(new Erfurt_Sparql_Query2_Regex($propVar, new Erfurt_Sparql_Query2_RDFLiteral($value)));
$query->getWhere()->addElement($filteringTriple);
$query->getWhere()->addElement($filterExp);
return array($filteringTriple, $filterExp);
break;
case 'equals':
$filteringTriple = new Erfurt_Sparql_Query2_Triple($resVar, $predicate, new Erfurt_Sparql_Query2_RDFLiteral($value));
$query->getWhere()->addElement($filteringTriple);
return $filteringTriple;
break;
default:
throw new RuntimeException('Argument 4 passed to Erfurt_Sparql_Query2_Abstraction_ClassNode::addFilterHelper must be "equals" or "contains", ' . $type . ' given');
break;
}
return null;
}
/**
* get the bound values for a predicate
*
* @param Erfurt_Sparql_Query2_IriRef|string $property
* @param boolean $distinct
* @param boolean $inverse
*
* @return array
*/
public function getPossibleValues($property, $distinct = true, $inverse = false)
{
if (is_string($property)) {
$property = new Erfurt_Sparql_Query2_IriRef($property);
}
if (!$property instanceof Erfurt_Sparql_Query2_IriRef) {
throw new RuntimeException('Argument 1 passed to OntoWiki_Model_Instances::getObjects ' . 'must be instance of string or Erfurt_Sparql_Query2_IriRef, ' . typeHelper($property) . ' given');
}
$query = clone $this->_resourceQuery;
$query->removeAllProjectionVars()->setDistinct($distinct)->setLimit(0)->setOffset(0);
$valueVar = new Erfurt_Sparql_Query2_Var('obj');
if ($inverse) {
$query->addTriple($valueVar, $property, $this->_resourceVar);
} else {
$query->addTriple($this->_resourceVar, $property, $valueVar);
}
$query->addFilter(new Erfurt_Sparql_Query2_ConditionalAndExpression(array(new Erfurt_Sparql_Query2_UnaryExpressionNot(new Erfurt_Sparql_Query2_isBlank($valueVar)))));
$query->addProjectionVar($valueVar);
$results = $this->_store->sparqlQuery($query, array(Erfurt_Store::RESULTFORMAT => Erfurt_Store::RESULTFORMAT_EXTENDED, Erfurt_Store::USE_CACHE => $this->_useCache));
$values = array();
foreach ($results['results']['bindings'] as $row) {
$values[] = $row['obj'];
}
return $values;
}
/**
* hasFrom
* @param Erfurt_Sparql_Query2_GraphClause|Erfurt_Sparql_Query2_IriRef|string $from
* @return bool true if the given from is present in this query
*/
public function hasFrom($from)
{
if (!($from instanceof Erfurt_Sparql_Query2_GraphClause || $from instanceof Erfurt_Sparql_Query2_IriRef || is_string($from))) {
throw new RuntimeException('Argument 1 passed to ' . 'Erfurt_Sparql_Query2::hasFrom must be an instance of ' . 'Erfurt_Sparql_Query2_GraphClause or Erfurt_Sparql_Query2_IriRef ' . 'or string, instance of ' . typeHelper($setNamed) . ' given');
}
if ($from instanceof Erfurt_Sparql_Query2_IriRef) {
$from = new Erfurt_Sparql_Query2_GraphClause($from);
}
if (is_string($from)) {
$from = new Erfurt_Sparql_Query2_GraphClause(new Erfurt_Sparql_Query2_IriRef($from));
}
return in_array($from, $this->froms);
}
/**
* setElement
* overwrite a element
* @param int $i index of element to overwrite
* @param Erfurt_Sparql_Query2_GroupGraphPattern|Erfurt_Sparql_Query2_IF_TriplesSameSubject|Erfurt_Sparql_Query2_Filter $member what to overwrite with
* @return Erfurt_Sparql_Query2_GroupGraphPattern $this
*/
public function setElement($i, $member)
{
if (!$member instanceof Erfurt_Sparql_Query2_GroupGraphPattern && !$member instanceof Erfurt_Sparql_Query2_IF_TriplesSameSubject && !$member instanceof Erfurt_Sparql_Query2_Filter) {
throw new RuntimeException('Argument 2 passed to Erfurt_Sparql_Query2_GroupGraphPattern' . '::setElement must be an instance of ' . 'Erfurt_Sparql_Query2_GroupGraphPattern or ' . 'Erfurt_Sparql_Query2_IF_TriplesSameSubject or ' . 'Erfurt_Sparql_Query2_Filter, instance of ' . typeHelper($member) . ' given');
}
if (!is_int($i)) {
throw new RuntimeException('Argument 1 passed to ' . 'Erfurt_Sparql_Query2_GroupGraphPattern::setElement must be ' . 'an instance of integer, instance of ' . typeHelper($i) . ' given');
}
$this->elements[$i] = $member;
$member->addParent($this);
return $this;
//for chaining
}
