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<?php |
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namespace Firesphere\SearchBackend\Indexes; |
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use Firesphere\SearchBackend\Traits\IndexingTraits\CoreIndexTrait; |
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use LogicException; |
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use SilverStripe\Core\Config\Configurable; |
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use SilverStripe\Core\Extensible; |
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use SilverStripe\Dev\Deprecation; |
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abstract class CoreIndex |
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{ |
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use Extensible; |
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use Configurable; |
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use CoreIndexTrait; |
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/** |
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* Field types that can be added |
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* Used in init to call build methods from configuration yml |
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* |
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* @array |
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*/ |
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protected static $fieldTypes = [ |
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'FulltextFields', |
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'SortFields', |
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'FilterFields', |
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'BoostedFields', |
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'CopyFields', |
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'DefaultField', |
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'FacetFields', |
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'StoredFields', |
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]; |
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/** |
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* Required to initialise the fields. |
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* It's loaded in to the non-static properties for backward compatibility with FTS |
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* Also, it's a tad easier to use this way, loading the other way around would be very |
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* memory intensive, as updating the config for each item is not efficient |
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*/ |
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public function init() |
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{ |
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$config = static::config()->get($this->getIndexName()); |
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if (!$config) { |
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Deprecation::notice('5', 'Please set an index name and use a config yml'); |
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} |
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if (!empty($this->getClasses())) { |
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if (!$this->usedAllFields) { |
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Deprecation::notice('5', 'It is advised to use a config YML for most cases'); |
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} |
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return; |
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} |
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$this->initFromConfig($config); |
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} |
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/** |
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* Generate the config from yml if possible |
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* @param array|null $config |
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*/ |
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protected function initFromConfig($config): void |
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{ |
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if (!$config || !array_key_exists('Classes', $config)) { |
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throw new LogicException('No classes or config to index found!'); |
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} |
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$this->setClasses($config['Classes']); |
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// For backward compatibility, copy the config to the protected values |
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// Saves doubling up further down the line |
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foreach (self::$fieldTypes as $type) { |
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if (array_key_exists($type, $config)) { |
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$method = 'set' . $type; |
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if (method_exists($this, $method)) { |
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$this->$method($config[$type]); |
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} |
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} |
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} |
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} |
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/** |
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* Get all fields that are required for indexing in a unique way |
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* |
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* @return array |
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*/ |
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public function getFieldsForIndexing(): array |
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{ |
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$facets = []; |
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foreach ($this->getFacetFields() as $field) { |
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$facets[] = $field['Field']; |
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} |
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// Return values to make the key reset |
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// Only return unique values |
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// And make it all a single array |
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$fields = array_values( |
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array_unique( |
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array_merge( |
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$this->getFulltextFields(), |
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$this->getSortFields(), |
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$facets, |
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$this->getFilterFields() |
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) |
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) |
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); |
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$this->extend('updateFieldsForIndexing', $fields); |
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return $fields; |
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} |
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} |
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Firesphere /
silverstripe-search
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