/**
* @param StatementList $statements
*
* @return StatementGrouper
*/
private function guessStatementGrouper(StatementList $statements)
{
foreach ($statements->toArray() as $statement) {
$entityType = $this->getEntityType($statement);
if (array_key_exists($entityType, $this->statementGroupers)) {
return $this->statementGroupers[$entityType];
}
// FIXME: Check all statements and fail if they don't share the same entity type?
}
return new NullStatementGrouper();
}
/**
* @param StatementList $statements
*
* @return StatementList[] An associative array, mapping property id serializations to
* StatementList objects.
*/
public function groupStatements(StatementList $statements)
{
/** @var StatementList[] $groups */
$groups = array();
foreach ($statements->toArray() as $statement) {
$id = $statement->getPropertyId()->getSerialization();
if (!isset($groups[$id])) {
$groups[$id] = new StatementList();
}
$groups[$id]->addStatement($statement);
}
return $groups;
}
private function getSerialized(StatementList $statementList)
{
$serialization = array();
foreach ($statementList->toArray() as $statement) {
$idSerialization = $statement->getPropertyId()->getSerialization();
if (!array_key_exists($idSerialization, $serialization)) {
$serialization[$idSerialization] = array();
}
$serialization[$idSerialization][] = $this->statementSerializer->serialize($statement);
}
if ($this->useObjectsForMaps) {
$serialization = (object) $serialization;
}
return $serialization;
}
/**
* @param StatementList $statements
*
* @return StatementList[] An associative array, mapping statement group identifiers to
* StatementList objects. All identifiers given in the constructor are guaranteed to be in the
* result.
*/
public function groupStatements(StatementList $statements)
{
$groups = $this->getEmptyGroups();
foreach ($statements->toArray() as $statement) {
$key = $this->getKey($statement);
$groups[$key]->addStatement($statement);
}
return $groups;
}
/**
* @deprecated since 1.0, use getStatements()->toArray() instead.
*
* @return Statement[]
*/
public function getClaims()
{
return $this->statements->toArray();
}
public function testCanConstructWithTraversableContainingOnlyStatements()
{
$statementArray = array($this->getStatementWithSnak(1, 'foo'), $this->getStatementWithSnak(2, 'bar'));
$object = new ArrayObject($statementArray);
$list = new StatementList($object);
$this->assertEquals($statementArray, array_values($list->toArray()));
}
/**
* Adds Statements to the RDF graph.
*
* @param EntityId $entityId
* @param StatementList $statementList
*/
public function addStatements(EntityId $entityId, StatementList $statementList)
{
$bestList = array();
// FIXME: This is expensive, share the result with TruthyStatementRdfBuilder!
foreach ($statementList->getPropertyIds() as $propertyId) {
$bestStatements = $statementList->getByPropertyId($propertyId)->getBestStatements();
foreach ($bestStatements->toArray() as $statement) {
$bestList[$statement->getGuid()] = true;
}
}
foreach ($statementList->toArray() as $statement) {
$this->addStatement($entityId, $statement, isset($bestList[$statement->getGuid()]));
}
}
