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Direktori : /www/varak.net/wiki.varak.net/extensions/Elastica/vendor/ruflin/elastica/lib/Elastica/ |
Current File : /www/varak.net/wiki.varak.net/extensions/Elastica/vendor/ruflin/elastica/lib/Elastica/Query.php |
<?php namespace Elastica; use Elastica\Aggregation\AbstractAggregation; use Elastica\Exception\InvalidException; use Elastica\Exception\NotImplementedException; use Elastica\Filter\AbstractFilter; use Elastica\Query\AbstractQuery; use Elastica\Query\MatchAll; use Elastica\Query\QueryString; use Elastica\Script\AbstractScript; use Elastica\Script\ScriptFields; use Elastica\Suggest\AbstractSuggest; /** * Elastica query object. * * Creates different types of queries * * @author Nicolas Ruflin <spam@ruflin.com> * * @link https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-body.html */ class Query extends Param { /** * Params. * * @var array Params */ protected $_params = array(); /** * Suggest query or not. * * @var int Suggest */ protected $_suggest = 0; /** * Creates a query object. * * @param array|\Elastica\Query\AbstractQuery $query OPTIONAL Query object (default = null) */ public function __construct($query = null) { if (is_array($query)) { $this->setRawQuery($query); } elseif ($query instanceof AbstractQuery) { $this->setQuery($query); } elseif ($query instanceof Suggest) { $this->setSuggest($query); } } /** * Transforms a string or an array to a query object. * * If query is empty, * * @param mixed $query * * @throws \Elastica\Exception\NotImplementedException * * @return self */ public static function create($query) { switch (true) { case $query instanceof self: return $query; case $query instanceof AbstractQuery: return new self($query); case $query instanceof AbstractFilter: trigger_error('Deprecated: Elastica\Query::create() passing filter is deprecated. Create query and use setPostFilter with AbstractQuery instead.', E_USER_DEPRECATED); $newQuery = new self(); $newQuery->setPostFilter($query); return $newQuery; case empty($query): return new self(new MatchAll()); case is_array($query): return new self($query); case is_string($query): return new self(new QueryString($query)); case $query instanceof AbstractSuggest: return new self(new Suggest($query)); case $query instanceof Suggest: return new self($query); } // TODO: Implement queries without throw new NotImplementedException(); } /** * Sets query as raw array. Will overwrite all already set arguments. * * @param array $query Query array * * @return $this */ public function setRawQuery(array $query) { $this->_params = $query; return $this; } /** * Sets the query. * * @param \Elastica\Query\AbstractQuery $query Query object * * @return $this */ public function setQuery(AbstractQuery $query) { return $this->setParam('query', $query); } /** * Gets the query object. * * @return \Elastica\Query\AbstractQuery **/ public function getQuery() { return $this->getParam('query'); } /** * Set Filter. * * @param \Elastica\Query\AbstractQuery $filter Filter object * * @return $this * * @link https://github.com/elasticsearch/elasticsearch/issues/7422 * @deprecated Use Elastica\Query::setPostFilter() instead, this method will be removed in further Elastica releases */ public function setFilter($filter) { if ($filter instanceof AbstractFilter) { trigger_error('Deprecated: Elastica\Query::setFilter() passing filter as AbstractFilter is deprecated. Pass instance of AbstractQuery instead.', E_USER_DEPRECATED); } elseif (!($filter instanceof AbstractQuery)) { throw new InvalidException('Filter must be instance of AbstractQuery'); } trigger_error('Deprecated: Elastica\Query::setFilter() is deprecated and will be removed in further Elastica releases. Use Elastica\Query::setPostFilter() instead.', E_USER_DEPRECATED); return $this->setPostFilter($filter); } /** * Sets the start from which the search results should be returned. * * @param int $from * * @return $this */ public function setFrom($from) { return $this->setParam('from', $from); } /** * Sets sort arguments for the query * Replaces existing values. * * @param array $sortArgs Sorting arguments * * @return $this * * @link https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-sort.html */ public function setSort(array $sortArgs) { return $this->setParam('sort', $sortArgs); } /** * Adds a sort param to the query. * * @param mixed $sort Sort parameter * * @return $this * * @link https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-sort.html */ public function addSort($sort) { return $this->addParam('sort', $sort); } /** * Sets highlight arguments for the query. * * @param array $highlightArgs Set all highlight arguments * * @return $this * * @link https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-highlighting.html */ public function setHighlight(array $highlightArgs) { return $this->setParam('highlight', $highlightArgs); } /** * Adds a highlight argument. * * @param mixed $highlight Add highlight argument * * @return $this * * @link https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-highlighting.html */ public function addHighlight($highlight) { return $this->addParam('highlight', $highlight); } /** * Sets maximum number of results for this query. * * @param int $size OPTIONAL Maximal number of results for query (default = 10) * * @return $this */ public function setSize($size = 10) { return $this->setParam('size', $size); } /** * Alias for setSize. * * @deprecated Use the setSize() method, this method will be removed in further Elastica releases * * @param int $limit OPTIONAL Maximal number of results for query (default = 10) * * @return $this */ public function setLimit($limit = 10) { trigger_error('Deprecated: Elastica\Query::setLimit() is deprecated. Use setSize method instead. This method will be removed in further Elastica releases.', E_USER_DEPRECATED); return $this->setSize($limit); } /** * Enables explain on the query. * * @param bool $explain OPTIONAL Enabled or disable explain (default = true) * * @return $this * * @link https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-explain.html */ public function setExplain($explain = true) { return $this->setParam('explain', $explain); } /** * Enables version on the query. * * @param bool $version OPTIONAL Enabled or disable version (default = true) * * @return $this * * @link https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-version.html */ public function setVersion($version = true) { return $this->setParam('version', $version); } /** * Sets the fields to be returned by the search * NOTICE php will encode modified(or named keys) array into object format in json format request * so the fields array must a sequence(list) type of array. * * @param array $fields Fields to be returned * * @return $this * * @link https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-fields.html */ public function setFields(array $fields) { return $this->setParam('fields', $fields); } /** * Sets the fields not stored to be returned by the search. * * @param array $fieldDataFields Fields not stored to be returned * * @return $this * * @link https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-fielddata-fields.html */ public function setFieldDataFields(array $fieldDataFields) { return $this->setParam('fielddata_fields', $fieldDataFields); } /** * Set script fields. * * @param array|\Elastica\Script\ScriptFields $scriptFields Script fields * * @return $this * * @link https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-script-fields.html */ public function setScriptFields($scriptFields) { if (is_array($scriptFields)) { $scriptFields = new ScriptFields($scriptFields); } return $this->setParam('script_fields', $scriptFields); } /** * Adds a Script to the query. * * @param string $name * @param \Elastica\Script\AbstractScript $script Script object * * @return $this */ public function addScriptField($name, AbstractScript $script) { $this->_params['script_fields'][$name] = $script; return $this; } /** * Adds an Aggregation to the query. * * @param AbstractAggregation $agg * * @return $this */ public function addAggregation(AbstractAggregation $agg) { if (!array_key_exists('aggs', $this->_params)) { $this->_params['aggs'] = array(); } $this->_params['aggs'][] = $agg; return $this; } /** * Converts all query params to an array. * * @return array Query array */ public function toArray() { if (!isset($this->_params['query']) && ($this->_suggest == 0)) { $this->setQuery(new MatchAll()); } if (isset($this->_params['post_filter']) && 0 === count($this->_params['post_filter'])) { unset($this->_params['post_filter']); } $array = $this->_convertArrayable($this->_params); if (isset($array['suggest'])) { $array['suggest'] = $array['suggest']['suggest']; } return $array; } /** * Allows filtering of documents based on a minimum score. * * @param float $minScore Minimum score to filter documents by * * @throws \Elastica\Exception\InvalidException * * @return $this */ public function setMinScore($minScore) { if (!is_numeric($minScore)) { throw new InvalidException('has to be numeric param'); } return $this->setParam('min_score', $minScore); } /** * Add a suggest term. * * @param \Elastica\Suggest $suggest suggestion object * * @return $this */ public function setSuggest(Suggest $suggest) { $this->setParam('suggest', $suggest); $this->_suggest = 1; return $this; } /** * Add a Rescore. * * @param mixed $rescore suggestion object * * @return $this */ public function setRescore($rescore) { if (is_array($rescore)) { $buffer = array(); foreach ($rescore as $rescoreQuery) { $buffer [] = $rescoreQuery; } } else { $buffer = $rescore; } return $this->setParam('rescore', $buffer); } /** * Sets the _source field to be returned with every hit. * * @param array|bool $params Fields to be returned or false to disable source * * @return $this * * @link https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-source-filtering.html */ public function setSource($params) { return $this->setParam('_source', $params); } /** * Sets post_filter argument for the query. The filter is applied after the query has executed. * * @param array|\Elastica\Query\AbstractQuery $filter * * @return $this * * @link https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-post-filter.html */ public function setPostFilter($filter) { if (is_array($filter)) { trigger_error('Deprecated: Elastica\Query::setPostFilter() passing filter as array is deprecated. Pass instance of AbstractQuery instead.', E_USER_DEPRECATED); } elseif ($filter instanceof AbstractFilter) { trigger_error('Deprecated: Elastica\Query::setPostFilter() passing filter as AbstractFilter is deprecated. Pass instance of AbstractQuery instead.', E_USER_DEPRECATED); } elseif (!($filter instanceof AbstractQuery)) { throw new InvalidException('Filter must be instance of AbstractQuery'); } return $this->setParam('post_filter', $filter); } }