public static function reindex(Index $oldIndex, Index $newIndex, array $options = [])
{
// prepare search
$search = $oldIndex->createSearch();
$options = array_merge([self::OPTION_TYPE => null, self::OPTION_QUERY => new MatchAll(), self::OPTION_EXPIRY_TIME => '1m', self::OPTION_SIZE_PER_SHARD => 1000], $options);
if (isset($options[self::OPTION_TYPE])) {
$type = $options[self::OPTION_TYPE];
$search->addTypes(is_array($type) ? $type : [$type]);
}
$search->setQuery($options[self::OPTION_QUERY]);
// search on old index and bulk insert in new index
$scroll = new Scroll($search, $options[self::OPTION_EXPIRY_TIME]);
foreach ($scroll as $resultSet) {
$bulk = new Bulk($newIndex->getClient());
$bulk->setIndex($newIndex);
foreach ($resultSet as $result) {
$action = new Bulk\Action();
$action->setType($result->getType());
$action->setId($result->getId());
$action->setSource($result->getData());
$bulk->addAction($action);
}
$bulk->send();
}
$newIndex->refresh();
return $newIndex;
} /**
* Test reindex type option.
*
* @group functional
*/
public function testReindexTypeOption()
{
$oldIndex = $this->_createIndex('', true, 2);
$type1 = $oldIndex->getType('crossIndexTest_1');
$type2 = $oldIndex->getType('crossIndexTest_2');
$docs1 = $this->_addDocs($type1, 10);
$docs2 = $this->_addDocs($type2, 10);
$newIndex = $this->_createIndex(null, true, 2);
// \Elastica\Type
CrossIndex::reindex($oldIndex, $newIndex, array(CrossIndex::OPTION_TYPE => $type1));
$this->assertEquals(10, $newIndex->count());
$newIndex->deleteDocuments($docs1);
// string
CrossIndex::reindex($oldIndex, $newIndex, array(CrossIndex::OPTION_TYPE => 'crossIndexTest_2'));
$this->assertEquals(10, $newIndex->count());
$newIndex->deleteDocuments($docs2);
// array
CrossIndex::reindex($oldIndex, $newIndex, array(CrossIndex::OPTION_TYPE => array('crossIndexTest_1', $type2)));
$this->assertEquals(20, $newIndex->count());
}
