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<?php |
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namespace CWP\Search; |
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use CWP\Search\Extensions\CwpSearchBoostExtension; |
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use SilverStripe\CMS\Model\SiteTree; |
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use SilverStripe\FullTextSearch\Search\Queries\SearchQuery; |
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use SilverStripe\FullTextSearch\Solr\SolrIndex; |
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use SilverStripe\FullTextSearch\Solr\Stores\SolrConfigStore; |
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use SilverStripe\SiteConfig\SiteConfig; |
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use SilverStripe\View\ArrayData; |
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/** |
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* Abstract wrapper for all cwp-core features |
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* |
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* Can be extended by user indexes to include these features. {@see CwpSolrIndex} for an example |
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*/ |
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abstract class CwpSearchIndex extends SolrIndex |
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{ |
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/** |
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* Copy all fields into both search and spellcheck data source |
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* |
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* @var array |
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* @config |
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*/ |
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private static $copy_fields = [ |
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'_text', |
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'_spellcheckText', |
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]; |
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/** |
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* Default dictionary to use. This will overwrite the 'spellcheck.dictionary' option for searches given, |
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* unless set to empty. |
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* |
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* '_spellcheck' is a predefined by the cwp infrastructure, which is configured |
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* to be built from the '_spellcheckText' field. You can't rename this within CWP. |
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* |
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* @var string |
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* @config |
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*/ |
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private static $dictionary = '_spellcheck'; |
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public function init() |
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{ |
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// Add optional boost |
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if (SiteTree::has_extension(CwpSearchBoostExtension::class)) { |
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$this->addFulltextField('SearchBoost'); |
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$this->setFieldBoosting(SiteTree::class . '_SearchBoost', SiteTree::config()->get('search_boost')); |
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} |
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} |
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/** |
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* Upload config for this index to the given store |
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* |
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* @param SolrConfigStore $store |
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*/ |
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public function uploadConfig($store) |
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{ |
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parent::uploadConfig($store); |
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// Upload configured synonyms {@see SynonymsSiteConfig} |
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$siteConfig = SiteConfig::current_site_config(); |
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if ($siteConfig->SearchSynonyms) { |
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$store->uploadString( |
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$this->getIndexName(), |
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'synonyms.txt', |
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$siteConfig->SearchSynonyms |
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); |
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} |
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} |
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/** |
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* |
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* @return string |
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*/ |
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public function getFieldDefinitions() |
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{ |
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$xml = parent::getFieldDefinitions(); |
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$xml .= "\n\n\t\t<!-- Additional custom fields for spell checking -->"; |
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$xml .= "\n\t\t<field name='_spellcheckText' type='textSpellHtml' indexed='true' " |
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. "stored='false' multiValued='true' />"; |
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return $xml; |
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} |
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/** |
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* |
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* @param SearchQuery $query |
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* @param int $offset |
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* @param int $limit |
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* @param array $params |
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* @return ArrayData |
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*/ |
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public function search(SearchQuery $query, $offset = -1, $limit = -1, $params = []) |
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{ |
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// Override dictionary if given |
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if ($dictionary = $this->config()->dictionary) { |
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$params["spellcheck.dictionary"] = $dictionary; |
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} |
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return parent::search($query, $offset, $limit, $params); |
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} |
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} |
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silverstripe /
cwp-search
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