/**
* Create or update an indexed document
*
* @param object $object
*/
public function index($object)
{
// create property accessor
$accessor = PropertyAccess::createPropertyAccessor();
// delete existing documents with same id
foreach ($this->index->find('id:' . $accessor->getValue($object, 'id')) as $hit) {
$this->index->delete($hit->id);
}
// create new Lucene document
$doc = new Document();
// add primary key to identify it in the search results
$doc->addField(Field::keyword('id', $accessor->getValue($object, 'id')));
// add entity class reference to identify it in the search results
$doc->addField(Field::unIndexed('entityClass', get_class($object)));
// analyze each property's annotations to see which ones must be add to the document
$reflClass = new ReflectionClass($object);
foreach ($reflClass->getProperties() as $property) {
$reflProperty = new \ReflectionProperty($object, $property->name);
$annotation = $this->reader->getPropertyAnnotation($reflProperty, '\\Keratine\\Lucene\\Mapping\\Annotation\\DocumentField');
if ($annotation) {
$value = $accessor->getValue($object, $property->name);
$value = $this->ensureString($value);
// use the appropriate indexing strategy for the field
switch ($annotation->type) {
case 'keyword':
$doc->addField(Field::keyword($property->name, $value, 'UTF-8'));
break;
case 'unIndexed':
$doc->addField(Field::unIndexed($property->name, $value, 'UTF-8'));
break;
case 'binary':
$doc->addField(Field::binary($property->name, $value));
break;
case 'text':
$doc->addField(Field::text($property->name, $value, 'UTF-8'));
break;
case 'unStored':
default:
$doc->addField(Field::unStored($property->name, $value, 'UTF-8'));
break;
}
}
}
// add the document to the index and commit it
$this->index->addDocument($doc);
$this->index->commit();
}
/**
* Get binary search field
* @param string $name
* @param string $value
* @return Field
*/
public function binary($name, $value)
{
return Field::binary($name, $value);
}
private function appendToDocument(Lucene\Document $document, $name, $value)
{
if (is_string($value)) {
$document->addField(Lucene\Document\Field::keyword($name, utf8_decode($value)));
} elseif ($value instanceof \DateTime) {
$document->addField(Lucene\Document\Field::keyword($name, $value->getTimestamp()));
} elseif (is_array($value)) {
$document->addField(Lucene\Document\Field::text($name, implode(',', $value)));
} else {
$document->addField(Lucene\Document\Field::binary($name, $value));
}
}
