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<?php |
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namespace Elastica\Script; |
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use Elastica\AbstractUpdateAction; |
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use Elastica\Exception\InvalidException; |
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/** |
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* Base class for Script object. |
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* |
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* Wherever scripting is supported in the Elasticsearch API, scripts can be referenced as "inline", "id" or "file". |
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* |
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* @author Nicolas Assing <[email protected]> |
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* @author Tobias Schultze <http://tobion.de> |
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* @author Martin Janser <[email protected]> |
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* |
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* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/modules-scripting.html |
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*/ |
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abstract class AbstractScript extends AbstractUpdateAction |
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{ |
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const LANG_MOUSTACHE = 'moustache'; |
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const LANG_EXPRESSION = 'expression'; |
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const LANG_PAINLESS = 'painless'; |
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/** |
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* @var string |
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*/ |
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private $_lang; |
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/** |
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* Factory to create a script object from data structure (reverse toArray). |
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* |
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* @param string|array|AbstractScript $data |
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* |
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* @throws InvalidException |
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* |
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* @return Script|ScriptId |
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*/ |
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public static function create($data) |
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{ |
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if ($data instanceof self) { |
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return $data; |
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} |
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if (is_array($data)) { |
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return self::_createFromArray($data); |
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} |
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if (is_string($data)) { |
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$class = self::class === get_called_class() ? Script::class : get_called_class(); |
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return new $class($data); |
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} |
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throw new InvalidException('Failed to create script. Invalid data passed.'); |
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} |
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private static function _createFromArray(array $data) |
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{ |
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$params = isset($data['script']['params']) ? $data['script']['params'] : []; |
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$lang = isset($data['script']['lang']) ? $data['script']['lang'] : null; |
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if (!is_array($params)) { |
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throw new InvalidException('Script params must be an array'); |
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} |
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if (isset($data['script']['inline'])) { |
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return new Script( |
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$data['script']['inline'], |
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$params, |
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$lang |
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); |
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} |
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if (isset($data['script']['id'])) { |
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return new ScriptId( |
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$data['script']['id'], |
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$params, |
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$lang |
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); |
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} |
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throw new InvalidException('Failed to create script. Invalid data passed.'); |
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} |
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/** |
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* @param array|null $params |
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* @param string|null $lang Script language, see constants |
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* @param string|null $documentId Document ID the script action should be performed on (only relevant in update context) |
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*/ |
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public function __construct(array $params = null, $lang = null, $documentId = null) |
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{ |
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if ($params) { |
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$this->setParams($params); |
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} |
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if (null !== $lang) { |
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$this->setLang($lang); |
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} |
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if (null !== $documentId) { |
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$this->setId($documentId); |
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} |
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} |
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/** |
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* @param string $lang |
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* |
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* @return $this |
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*/ |
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public function setLang($lang) |
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{ |
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$this->_lang = $lang; |
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return $this; |
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} |
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/** |
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* @return string|null |
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*/ |
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public function getLang() |
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{ |
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return $this->_lang; |
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} |
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/** |
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* Returns an array with the script type as key and the script content as value. |
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* |
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* @return array |
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*/ |
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abstract protected function getScriptTypeArray(); |
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/** |
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* {@inheritdoc} |
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*/ |
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public function toArray() |
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{ |
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$array = $this->getScriptTypeArray(); |
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if (!empty($this->_params)) { |
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$array['params'] = $this->_convertArrayable($this->_params); |
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} |
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if (null !== $this->_lang) { |
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$array['lang'] = $this->_lang; |
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} |
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return ['script' => $array]; |
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} |
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} |
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ruflin /
Elastica
