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<?php |
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namespace Brouzie\Sphinxy; |
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use Brouzie\Sphinxy\Exception\ConnectionException; |
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use Brouzie\Sphinxy\Indexer\IndexerInterface; |
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use Symfony\Component\DependencyInjection\ContainerInterface; |
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class IndexManager |
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{ |
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protected $conn; |
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protected $container; |
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protected $indexers = array(); |
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/** |
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* @param Registry $registry |
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* @param ContainerInterface $container |
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* @param array $indexers |
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*/ |
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public function __construct(Registry $registry, ContainerInterface $container, array $indexers) |
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{ |
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$this->conn = $registry->getConnection(); |
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$this->container = $container; |
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$this->indexers = $indexers; |
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} |
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public function reindex($index, $batchSize = 1000, callable $batchCallback = null, array $rangeCriterias = array()) |
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{ |
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$logger = $this->conn->getLogger(); |
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$this->conn->setLogger(null); |
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$indexer = $this->getIndexer($index); |
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$range = array_replace($indexer->getRangeCriterias(), $rangeCriterias); |
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$reindexCallback = function ($data) use ($index, $indexer, $batchCallback, $range) { |
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if (null !== $batchCallback) { |
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$batchCallback( |
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array( |
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'id_from' => $data['id_from'], |
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'id_to' => $data['id_to'], |
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'min_id' => $range['min'], |
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'max_id' => $range['max'], |
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) |
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); |
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} |
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$items = $indexer->getItemsByInterval($data['id_from'], $data['id_to']); |
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$this->processItems($index, $indexer, $items); |
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}; |
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$idFrom = $range['min']; |
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do { |
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$idTo = $idFrom + $batchSize; |
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$this->safeExecute($reindexCallback, array(array('id_from' => $idFrom, 'id_to' => $idTo))); |
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$idFrom = $idTo; |
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} while ($idFrom <= $range['max']); |
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$this->conn->setLogger($logger); |
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} |
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public function reindexItems($index, $itemsIds, $batchSize = 100) |
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{ |
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$indexer = $this->getIndexer($index); |
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$reindexItemsCallback = function ($itemsIdsToProcess) use ($index, $indexer) { |
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$items = $indexer->getItemsByIds($itemsIdsToProcess); |
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$this->processItems($index, $indexer, $items); |
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}; |
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do { |
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$itemsIdsToProcess = array_splice($itemsIds, 0, $batchSize); |
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$this->safeExecute($reindexItemsCallback); |
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} while ($itemsIdsToProcess); |
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} |
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public function removeItems($index, $itemsIds) |
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{ |
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$removeItemsCallback = function () use ($index, $itemsIds) { |
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return $this->conn->createQueryBuilder() |
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->delete($this->conn->getEscaper()->quoteIdentifier($index)) |
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->where('id IN :ids') |
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->setParameter('ids', $itemsIds) |
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->execute(); |
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}; |
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return $this->safeExecute($removeItemsCallback); |
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} |
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public function getIndexRange($index) |
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{ |
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$getIndexRangeCallback = function () use ($index) { |
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return $this->conn |
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->createQueryBuilder() |
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->select('MIN(id) AS `min`, MAX(id) AS `max`') |
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->from($this->conn->getEscaper()->quoteIdentifier($index)) |
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->getResult() |
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->getSingleRow(array('min' => 0, 'max' => 0)); |
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}; |
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return $this->safeExecute($getIndexRangeCallback); |
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} |
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public function truncate($index) |
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{ |
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$this->conn->executeUpdate(sprintf('TRUNCATE RTINDEX %s', $this->conn->getEscaper()->quoteIdentifier($index))); |
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} |
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/** |
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* @param $index |
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* |
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* @return IndexerInterface |
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* |
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* @throws \InvalidArgumentException When index not defined |
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*/ |
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protected function getIndexer($index) |
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{ |
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if (!isset($this->indexers[$index])) { |
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throw new \InvalidArgumentException('Unknown index'); |
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} |
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return $this->container->get($this->indexers[$index]); |
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} |
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/** |
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* @param $index |
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* @param IndexerInterface $indexer |
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* @param $items |
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*/ |
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protected function processItems($index, IndexerInterface $indexer, $items) |
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{ |
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$items = $indexer->processItems($items); |
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if (!count($items)) { |
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return; |
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} |
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$escaper = $this->conn->getEscaper(); |
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$insertQb = $this->conn |
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->createQueryBuilder() |
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->replace($escaper->quoteIdentifier($index)); |
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foreach ($items as $item) { |
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$insertQb->addValues($escaper->quoteSetArr($indexer->serializeItem($item))); |
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} |
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$insertQb->execute(); |
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} |
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protected function safeExecute(callable $callable, array $args = array(), $retriesCount = 3, $sleep = 20) |
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{ |
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for ($i = 0; $i < $retriesCount; $i++) { |
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try { |
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return call_user_func_array($callable, $args); |
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} catch (ConnectionException $e) { |
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sleep($sleep); |
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$this->conn->checkConnection(); |
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continue; |
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} |
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} |
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throw $e; |
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} |
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} |
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Koc /
Sphinxy
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.