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<?php |
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use Elasticsearch\Client; |
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/** |
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* phpMyFAQ Elasticsearch based search classes. |
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* |
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* PHP Version 5.5 |
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* |
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* This Source Code Form is subject to the terms of the Mozilla Public License, |
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* v. 2.0. If a copy of the MPL was not distributed with this file, You can |
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* obtain one at http://mozilla.org/MPL/2.0/. |
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* |
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* @category phpMyFAQ |
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* @author Thorsten Rinne <[email protected]> |
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* @copyright 2015 phpMyFAQ Team |
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* @license http://www.mozilla.org/MPL/2.0/ Mozilla Public License Version 2.0 |
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* @link http://www.phpmyfaq.de |
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* @since 2015-12-25 |
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*/ |
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if (!defined('IS_VALID_PHPMYFAQ')) { |
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exit(); |
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} |
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/** |
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* PMF_Search_Elasticsearch. |
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* |
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* @category phpMyFAQ |
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* @author Thorsten Rinne <[email protected]> |
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* @copyright 2015 phpMyFAQ Team |
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* @license http://www.mozilla.org/MPL/2.0/ Mozilla Public License Version 2.0 |
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* @link http://www.phpmyfaq.de |
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* @since 2015-12-25 |
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*/ |
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class PMF_Search_Elasticsearch extends PMF_Search_Abstract implements PMF_Search_Interface |
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{ |
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/** @var Client */ |
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private $client = null; |
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/** @var array */ |
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private $esConfig = []; |
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/** @var string */ |
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private $language = ''; |
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/** @var array */ |
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private $categoryIds = []; |
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/** |
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* Constructor. |
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* |
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* @param PMF_Configuration |
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*/ |
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public function __construct(PMF_Configuration $config) |
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{ |
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parent::__construct($config); |
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$this->client = $this->_config->getElasticsearch(); |
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$this->esConfig = $this->_config->getElasticsearchConfig(); |
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} |
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/** |
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* Prepares the search and executes it. |
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* |
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* @param string $searchTerm Search term |
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* |
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* @throws PMF_Search_Exception |
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* |
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* @return array |
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*/ |
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public function search($searchTerm) |
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{ |
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if ('' !== $this->getLanguage()) { |
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$languageFilter = [ |
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'term' => [ |
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'lang' => $this->getLanguage() |
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] |
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]; |
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} else { |
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$languageFilter = ''; |
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} |
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$searchParams = [ |
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'index' => $this->esConfig['index'], |
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'type' => $this->esConfig['type'], |
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'size' => 1000, |
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'body' => [ |
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'query' => [ |
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'filtered' => [ |
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'filter' => [ |
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'bool' => [ |
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'must' => [ |
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[ |
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'terms' => [ 'category_id' => $this->getCategoryIds() ] |
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], |
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$languageFilter |
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] |
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] |
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], |
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'query' => [ |
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'bool' => [ |
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'should' => [ |
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[ 'match' => [ 'question' => $searchTerm ] ], |
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[ 'match' => [ 'answer' => $searchTerm ] ], |
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[ 'match' => [ 'keywords' => $searchTerm ] ] |
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] |
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] |
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] |
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] |
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] |
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] |
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]; |
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$result = $this->client->search($searchParams); |
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if (0 !== $result['hits']['total']) { |
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foreach ($result['hits']['hits'] as $hit) { |
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$resultSet = new stdClass(); |
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$resultSet->id = $hit['_source']['id']; |
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$resultSet->lang = $hit['_source']['lang']; |
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$resultSet->question = $hit['_source']['question']; |
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$resultSet->answer = $hit['_source']['answer']; |
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$resultSet->keywords = $hit['_source']['keywords']; |
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$resultSet->category_id = $hit['_source']['category_id']; |
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$resultSet->score = $hit['_score']; |
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$this->resultSet[] = $resultSet; |
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} |
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} else { |
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$this->resultSet = []; |
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} |
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return $this->resultSet; |
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} |
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/** |
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* Returns the current category ID |
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* |
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* @return array |
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*/ |
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public function getCategoryIds() |
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{ |
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return $this->categoryIds; |
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} |
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/** |
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* Sets the current category ID |
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* |
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* @param array $categoryIds |
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*/ |
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public function setCategoryIds(Array $categoryIds) |
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{ |
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$this->categoryIds = $categoryIds; |
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} |
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/** |
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* Returns the current language, empty string if all languages |
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* |
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* @return string |
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*/ |
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public function getLanguage() |
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{ |
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return $this->language; |
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} |
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/** |
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* Sets the current language |
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* |
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* @param string $language |
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*/ |
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public function setLanguage($language) |
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{ |
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$this->language = $language; |
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} |
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} |
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thorsten /
phpMyFAQ
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..