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<?php |
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namespace BestServedCold\LaravelZendSearch\Lucene\Store; |
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use BestServedCold\LaravelZendSearch\Lucene\Index; |
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use ZendSearch\Lucene\Document; |
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use ZendSearch\Lucene\Document\Field; |
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/** |
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* Class Insert |
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* |
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* @package BestServedCold\LaravelZendSearch\Lucene\Store |
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*/ |
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class Insert |
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{ |
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/** |
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* @var Document |
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*/ |
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private $document; |
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/** |
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* @var float |
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*/ |
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private $defaultBoost = 1.0; |
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/** |
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* @var null|Document |
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*/ |
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private static $lastInsert = null; |
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/** |
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* Insert constructor. |
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* |
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* @param Document $document |
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*/ |
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public function __construct(Document $document) |
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{ |
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$this->document = $document; |
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} |
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/** |
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* Insert |
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* |
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* @param integer $id |
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* @param Index $index |
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* @param array $fields fields that are indexed |
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* @param boolean|string $uid unique identifier, if required |
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* @param array $boostFields |
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* @return mixed |
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*/ |
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public function insert(Index $index, $id, array $fields, $uid = false, array $boostFields = []) |
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{ |
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$this->document->addField($this->field('xref_id', (int) $id)); |
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$this->document = $this->addUid($this->document, $uid); |
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$this->document = $this->addFields($this->document, $fields, $boostFields); |
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self::$lastInsert = $this->document; |
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$index->open()->get()->addDocument($this->document); |
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$index->get()->commit(); |
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} |
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/** |
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* @return null|Document |
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*/ |
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public static function getLastInsert() |
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{ |
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return self::$lastInsert; |
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} |
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/** |
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* @param string|integer $field |
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* @param string $value |
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* @param string $type |
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* @return Field |
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*/ |
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private function field($field, $value, $type = 'keyword', $boost = null) |
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{ |
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$field = Field::$type($field, strtolower(strip_tags($value))); |
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$field->boost = $boost ?: $this->defaultBoost; |
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return $field; |
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} |
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/** |
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* @param Document $document |
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* @param boolean|string $uid |
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* @return Document |
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*/ |
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private function addUid(Document $document, $uid = false) |
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{ |
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$uid && is_string($uid) ? $document->addField($this->field('uid', base64_encode($uid))) : null; |
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return $document; |
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} |
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/** |
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* @param Document $document |
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* @param array $fields |
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* @param array $boostFields |
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* @return Document |
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*/ |
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private function addFields(Document $document, array $fields, array $boostFields = []) |
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{ |
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foreach ($fields as $field => $text) { |
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$document->addField($this->field($field, $text, 'text', $this->boost($field, $boostFields))); |
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} |
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return $document; |
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} |
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/** |
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* @param $field |
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* @param array $boostFields |
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* @return mixed|null |
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*/ |
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private function boost($field, array $boostFields = []) |
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{ |
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if (empty($boostFields)) { |
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return null; |
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} |
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return array_key_exists($field, $boostFields) ? $boostFields[$field] : null; |
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} |
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} |
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nark3d /
LaravelZendSearch
