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<?php |
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namespace MAbadir\ElasticLaravel; |
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use Illuminate\Support\Facades\Facade; |
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use MAbadir\ElasticLaravel\Exceptions\NotValidEloquentException; |
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class ElasticSearcher extends Facade |
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{ |
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/** |
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* Search the Elastic Search Index using the given parameters |
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* |
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* @param $params |
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* |
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* @return array |
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*/ |
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public static function search($params, $object = null) |
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{ |
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$query = self::buildQuery($params); |
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if(isset($object)) |
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{ |
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$query = static::addType($object) + $query; |
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} |
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return static::performSearch($query); |
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} |
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/** |
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* Runs an advanced search against Elastic Search |
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* @param $params |
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* |
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* @return array |
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*/ |
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public static function advanced($params, $object = null) |
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{ |
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$query = [ |
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'body' => [ |
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'query' => $params |
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] |
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]; |
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if(isset($object)) |
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{ |
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$query = static::addType($object) + $query; |
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} |
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return static::performSearch($query); |
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} |
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/** |
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* Calls the Search function on the ElasticSearch Client |
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* @param $params |
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* |
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* @return array |
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*/ |
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protected static function performSearch($params) |
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{ |
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return (new ElasticClient)->search($params); |
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} |
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/** |
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* Checks whether the passed is an instance |
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* of Eloquent model or class name |
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* |
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* @param $object |
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* |
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* @return array |
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*/ |
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protected static function addType($object) |
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{ |
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if(is_object($object)){ |
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$type = static::checkValidEloquent($object); |
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} |
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else{ |
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$type = (new $object)->getTable(); |
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} |
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return ["type"=>$type]; |
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} |
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/** |
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* Check whether the query is a simple text or an array |
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* |
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* @param $params |
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* |
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* @return array |
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*/ |
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protected static function buildQuery($params) |
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{ |
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if (is_array($params)) { |
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$query = self::handleArray($params); |
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} else { |
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$query = self::handleTerm($params); |
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} |
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return $query; |
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} |
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/** |
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* Handles search if parameter is an array |
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* @param $params |
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* |
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* @return array |
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*/ |
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protected static function handleArray($params) |
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{ |
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return [ |
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'body' => [ |
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'query' => [ |
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'match' => $params |
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] |
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] |
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]; |
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} |
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/** |
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* Handles search if parameter is a simple array |
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* @param $params |
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* |
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* @return array |
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*/ |
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protected static function handleTerm($params) |
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{ |
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return [ |
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'body' => [ |
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'query' => [ |
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'match' => [ |
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'_all' => $params |
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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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* @param $object |
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* |
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* @return mixed |
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* @throws \Exception |
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*/ |
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protected static function checkValidEloquent($object) |
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{ |
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if (is_subclass_of($object, '\Illuminate\Database\Eloquent\Model')) |
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$type = $object->getTable(); |
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else |
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throw new NotValidEloquentException('Not a valid object, class should be extending Eloquent Model class.'); |
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return $type; |
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} |
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} |
mabadir /
elastic-laravel
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