%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
namespace CirrusSearch\Maintenance;
use Elastica\Index;
use Status;
class IndexCreator {
/**
* @var Index
*/
private $index;
/**
* @var AnalysisConfigBuilder
*/
private $analysisConfigBuilder;
/**
* @param Index $index
* @param AnalysisConfigBuilder $analysisConfigBuilder
*/
public function __construct( Index $index, AnalysisConfigBuilder $analysisConfigBuilder ) {
$this->index = $index;
$this->analysisConfigBuilder = $analysisConfigBuilder;
}
/**
* @param bool $rebuild
* @param int|string $maxShardsPerNode 'unlimited'
* @param int $shardCount
* @param string $replicaCount
* @param int $refreshInterval
* @param array $mergeSettings
* @param bool $searchAllFields
*
* @return Status
*/
public function createIndex(
$rebuild,
$maxShardsPerNode,
$shardCount,
$replicaCount,
$refreshInterval,
array $mergeSettings,
$searchAllFields
) {
$args = $this->buildArgs(
$maxShardsPerNode,
$shardCount,
$replicaCount,
$refreshInterval,
$mergeSettings,
$searchAllFields
);
try {
$response = $this->index->create( $args, $rebuild );
/** @suppress PhanNonClassMethodCall library is mis-annotated */
if ( $response->hasError() === true ) {
/** @suppress PhanNonClassMethodCall library is mis-annotated */
return Status::newFatal( $response->getError() );
}
} catch ( \Elastica\Exception\InvalidException $ex ) {
return Status::newFatal( $ex->getMessage() );
} catch ( \Elastica\Exception\ResponseException $ex ) {
return Status::newFatal( $ex->getMessage() );
}
return Status::newGood();
}
/**
* @param int|string $maxShardsPerNode 'unlimited'
* @param int $shardCount
* @param string $replicaCount
* @param int $refreshInterval
* @param array $mergeSettings
* @param bool $searchAllFields
*
* @return array
*/
private function buildArgs(
$maxShardsPerNode,
$shardCount,
$replicaCount,
$refreshInterval,
array $mergeSettings,
$searchAllFields
) {
$maxShardsPerNode = $maxShardsPerNode === 'unlimited' ? -1 : $maxShardsPerNode;
$args = [
'settings' => [
'number_of_shards' => $shardCount,
'auto_expand_replicas' => $replicaCount,
'analysis' => $this->analysisConfigBuilder->buildConfig(),
'refresh_interval' => $refreshInterval . 's',
'merge.policy' => $mergeSettings,
'routing.allocation.total_shards_per_node' => $maxShardsPerNode,
]
];
$similarity = $this->analysisConfigBuilder->buildSimilarityConfig();
if ( $similarity ) {
$args['settings']['similarity'] = $similarity;
}
if ( $searchAllFields ) {
// Use our weighted all field as the default rather than _all which is disabled.
$args['settings']['index.query.default_field'] = 'all';
}
return $args;
}
}
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