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<?php
namespace Elastica;
use Elastica\Exception\InvalidException;
use Elastica\Exception\ResponseException;
use Elastica\Index\Settings as IndexSettings;
use Elastica\Index\Stats as IndexStats;
use Elastica\ResultSet\BuilderInterface;
use Elasticsearch\Endpoints\AbstractEndpoint;
use Elasticsearch\Endpoints\DeleteByQuery;
use Elasticsearch\Endpoints\Indices\Aliases\Update;
use Elasticsearch\Endpoints\Indices\Analyze;
use Elasticsearch\Endpoints\Indices\Cache\Clear;
use Elasticsearch\Endpoints\Indices\Close;
use Elasticsearch\Endpoints\Indices\Create;
use Elasticsearch\Endpoints\Indices\Delete;
use Elasticsearch\Endpoints\Indices\Exists;
use Elasticsearch\Endpoints\Indices\Flush;
use Elasticsearch\Endpoints\Indices\ForceMerge;
use Elasticsearch\Endpoints\Indices\Mapping\Get;
use Elasticsearch\Endpoints\Indices\Open;
use Elasticsearch\Endpoints\Indices\Refresh;
use Elasticsearch\Endpoints\Indices\Settings\Put;
/**
* Elastica index object.
*
* Handles reads, deletes and configurations of an index
*
* @author Nicolas Ruflin <spam@ruflin.com>
*/
class Index implements SearchableInterface
{
/**
* Index name.
*
* @var string Index name
*/
protected $_name;
/**
* Client object.
*
* @var \Elastica\Client Client object
*/
protected $_client;
/**
* Creates a new index object.
*
* All the communication to and from an index goes of this object
*
* @param \Elastica\Client $client Client object
* @param string $name Index name
*/
public function __construct(Client $client, $name)
{
$this->_client = $client;
if (!is_scalar($name)) {
throw new InvalidException('Index name should be a scalar type');
}
$this->_name = (string) $name;
}
/**
* Returns a type object for the current index with the given name.
*
* @param string $type Type name
*
* @return \Elastica\Type Type object
*/
public function getType($type)
{
return new Type($this, $type);
}
/**
* Return Index Stats.
*
* @return \Elastica\Index\Stats
*/
public function getStats()
{
return new IndexStats($this);
}
/**
* Gets all the type mappings for an index.
*
* @return array
*/
public function getMapping()
{
$response = $this->requestEndpoint(new Get());
$data = $response->getData();
// Get first entry as if index is an Alias, the name of the mapping is the real name and not alias name
$mapping = array_shift($data);
if (isset($mapping['mappings'])) {
return $mapping['mappings'];
}
return [];
}
/**
* Returns the index settings object.
*
* @return \Elastica\Index\Settings Settings object
*/
public function getSettings()
{
return new IndexSettings($this);
}
/**
* Uses _bulk to send documents to the server.
*
* @param array|\Elastica\Document[] $docs Array of Elastica\Document
*
* @return \Elastica\Bulk\ResponseSet
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/docs-bulk.html
*/
public function updateDocuments(array $docs)
{
foreach ($docs as $doc) {
$doc->setIndex($this->getName());
}
return $this->getClient()->updateDocuments($docs);
}
/**
* Uses _bulk to send documents to the server.
*
* @param array|\Elastica\Document[] $docs Array of Elastica\Document
*
* @return \Elastica\Bulk\ResponseSet
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/docs-bulk.html
*/
public function addDocuments(array $docs)
{
foreach ($docs as $doc) {
$doc->setIndex($this->getName());
}
return $this->getClient()->addDocuments($docs);
}
/**
* Deletes entries in the db based on a query.
*
* @param \Elastica\Query|\Elastica\Query\AbstractQuery|string|array $query Query object or array
* @param array $options Optional params
*
* @return \Elastica\Response
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/5.0/docs-delete-by-query.html
*/
public function deleteByQuery($query, array $options = [])
{
$query = Query::create($query)->getQuery();
$endpoint = new DeleteByQuery();
$endpoint->setBody(['query' => is_array($query) ? $query : $query->toArray()]);
$endpoint->setParams($options);
return $this->requestEndpoint($endpoint);
}
/**
* Deletes the index.
*
* @return \Elastica\Response Response object
*/
public function delete()
{
return $this->requestEndpoint(new Delete());
}
/**
* Uses _bulk to delete documents from the server.
*
* @param array|\Elastica\Document[] $docs Array of Elastica\Document
*
* @return \Elastica\Bulk\ResponseSet
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/docs-bulk.html
*/
public function deleteDocuments(array $docs)
{
foreach ($docs as $doc) {
$doc->setIndex($this->getName());
}
return $this->getClient()->deleteDocuments($docs);
}
/**
* Optimizes search index.
*
* Detailed arguments can be found here in the link
*
* @param array $args OPTIONAL Additional arguments
*
* @return array Server response
*
* @deprecated Replaced by forcemerge
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-optimize.html
*/
public function optimize($args = [])
{
trigger_error('Deprecated: Elastica\Index::optimize() is deprecated and will be removed in further Elastica releases. Use Elastica\Index::forcemerge() instead.', E_USER_DEPRECATED);
return $this->forcemerge($args);
}
/**
* Force merges index.
*
* Detailed arguments can be found here in the link
*
* @param array $args OPTIONAL Additional arguments
*
* @return Response
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-forcemerge.html
*/
public function forcemerge($args = [])
{
$endpoint = new ForceMerge();
$endpoint->setParams($args);
return $this->requestEndpoint($endpoint);
}
/**
* Refreshes the index.
*
* @return \Elastica\Response Response object
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-refresh.html
*/
public function refresh()
{
return $this->requestEndpoint(new Refresh());
}
/**
* Creates a new index with the given arguments.
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-create-index.html
*
* @param array $args OPTIONAL Arguments to use
* @param bool|array $options OPTIONAL
* bool=> Deletes index first if already exists (default = false).
* array => Associative array of options (option=>value)
*
* @throws \Elastica\Exception\InvalidException
* @throws \Elastica\Exception\ResponseException
*
* @return \Elastica\Response Server response
*/
public function create(array $args = [], $options = null)
{
if (is_bool($options) && $options) {
try {
$this->delete();
} catch (ResponseException $e) {
// Table can't be deleted, because doesn't exist
}
} elseif (is_array($options)) {
foreach ($options as $key => $value) {
switch ($key) {
case 'recreate':
try {
$this->delete();
} catch (ResponseException $e) {
// Table can't be deleted, because doesn't exist
}
break;
default:
throw new InvalidException('Invalid option '.$key);
break;
}
}
}
$endpoint = new Create();
$endpoint->setBody($args);
return $this->requestEndpoint($endpoint);
}
/**
* Checks if the given index is already created.
*
* @return bool True if index exists
*/
public function exists()
{
$response = $this->requestEndpoint(new Exists());
return $response->getStatus() === 200;
}
/**
* @param string|array|\Elastica\Query $query
* @param int|array $options
* @param BuilderInterface $builder
*
* @return Search
*/
public function createSearch($query = '', $options = null, BuilderInterface $builder = null)
{
$search = new Search($this->getClient(), $builder);
$search->addIndex($this);
$search->setOptionsAndQuery($options, $query);
return $search;
}
/**
* Searches in this index.
*
* @param string|array|\Elastica\Query $query Array with all query data inside or a Elastica\Query object
* @param int|array $options OPTIONAL Limit or associative array of options (option=>value)
*
* @return \Elastica\ResultSet with all results inside
*
* @see \Elastica\SearchableInterface::search
*/
public function search($query = '', $options = null)
{
$search = $this->createSearch($query, $options);
return $search->search();
}
/**
* Counts results of query.
*
* @param string|array|\Elastica\Query $query Array with all query data inside or a Elastica\Query object
*
* @return int number of documents matching the query
*
* @see \Elastica\SearchableInterface::count
*/
public function count($query = '')
{
$search = $this->createSearch($query);
return $search->count();
}
/**
* Opens an index.
*
* @return \Elastica\Response Response object
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-open-close.html
*/
public function open()
{
return $this->requestEndpoint(new Open());
}
/**
* Closes the index.
*
* @return \Elastica\Response Response object
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-open-close.html
*/
public function close()
{
return $this->requestEndpoint(new Close());
}
/**
* Returns the index name.
*
* @return string Index name
*/
public function getName()
{
return $this->_name;
}
/**
* Returns index client.
*
* @return \Elastica\Client Index client object
*/
public function getClient()
{
return $this->_client;
}
/**
* Adds an alias to the current index.
*
* @param string $name Alias name
* @param bool $replace OPTIONAL If set, an existing alias will be replaced
*
* @return \Elastica\Response Response
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-aliases.html
*/
public function addAlias($name, $replace = false)
{
$data = ['actions' => []];
if ($replace) {
$status = new Status($this->getClient());
foreach ($status->getIndicesWithAlias($name) as $index) {
$data['actions'][] = ['remove' => ['index' => $index->getName(), 'alias' => $name]];
}
}
$data['actions'][] = ['add' => ['index' => $this->getName(), 'alias' => $name]];
$endpoint = new Update();
$endpoint->setBody($data);
return $this->getClient()->requestEndpoint($endpoint);
}
/**
* Removes an alias pointing to the current index.
*
* @param string $name Alias name
*
* @return \Elastica\Response Response
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-aliases.html
*/
public function removeAlias($name)
{
$endpoint = new \Elasticsearch\Endpoints\Indices\Alias\Delete();
$endpoint->setName($name);
return $this->requestEndpoint($endpoint);
}
/**
* Returns all index aliases.
*
* @return array Aliases
*/
public function getAliases()
{
$endpoint = new \Elasticsearch\Endpoints\Indices\Alias\Get();
$endpoint->setName('*');
$responseData = $this->requestEndpoint($endpoint)->getData();
if (!isset($responseData[$this->getName()])) {
return [];
}
$data = $responseData[$this->getName()];
if (!empty($data['aliases'])) {
return array_keys($data['aliases']);
}
return [];
}
/**
* Checks if the index has the given alias.
*
* @param string $name Alias name
*
* @return bool
*/
public function hasAlias($name)
{
return in_array($name, $this->getAliases());
}
/**
* Clears the cache of an index.
*
* @return \Elastica\Response Response object
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-clearcache.html
*/
public function clearCache()
{
// TODO: add additional cache clean arguments
return $this->requestEndpoint(new Clear());
}
/**
* Flushes the index to storage.
*
* @param array $options
*
* @return Response Response object
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-flush.html
*/
public function flush(array $options = [])
{
$endpoint = new Flush();
$endpoint->setParams($options);
return $this->requestEndpoint($endpoint);
}
/**
* Can be used to change settings during runtime. One example is to use it for bulk updating.
*
* @param array $data Data array
*
* @return \Elastica\Response Response object
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-update-settings.html
*/
public function setSettings(array $data)
{
$endpoint = new Put();
$endpoint->setBody($data);
return $this->requestEndpoint($endpoint);
}
/**
* Makes calls to the elasticsearch server based on this index.
*
* @param string $path Path to call
* @param string $method Rest method to use (GET, POST, DELETE, PUT)
* @param array|string $data OPTIONAL Arguments as array or encoded string
* @param array $query OPTIONAL Query params
*
* @return \Elastica\Response Response object
*/
public function request($path, $method, $data = [], array $query = [])
{
$path = $this->getName().'/'.$path;
return $this->getClient()->request($path, $method, $data, $query);
}
/**
* Makes calls to the elasticsearch server with usage official client Endpoint based on this index.
*
* @param AbstractEndpoint $endpoint
*
* @return Response
*/
public function requestEndpoint(AbstractEndpoint $endpoint)
{
$cloned = clone $endpoint;
$cloned->setIndex($this->getName());
return $this->getClient()->requestEndpoint($cloned);
}
/**
* Analyzes a string, or a list of strings.
*
* Detailed arguments can be found here in the link
*
* @param string[]|string $text String or list of strings to be analyzed
* @param array $args OPTIONAL Additional arguments
*
* @return array Server response
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-analyze.html
*/
public function analyze($text, $args = [])
{
$endpoint = new Analyze();
$endpoint->setBody(['text' => $text]);
$endpoint->setParams($args);
$data = $this->requestEndpoint($endpoint)->getData();
// Support for "Explain" parameter, that returns a different response structure from Elastic
// @see: https://www.elastic.co/guide/en/elasticsearch/reference/current/_explain_analyze.html
if (isset($args['explain']) && $args['explain']) {
return $data['detail'];
}
return $data['tokens'];
}
}

vendor/ruflin/elastica/lib/Elastica/Index.php line 127