<?php /** * @link http://www.yiiframework.com/ * @copyright Copyright (c) 2008 Yii Software LLC * @license http://www.yiiframework.com/license/ */ namespace yii\db\conditions; use yii\db\ExpressionBuilderInterface; use yii\db\ExpressionBuilderTrait; use yii\db\ExpressionInterface; /** * Class ExistsConditionBuilder builds objects of [[ExistsCondition]] * * @author Dmytro Naumenko <d.naumenko.a@gmail.com> * @since 2.0.14 */ class ExistsConditionBuilder implements ExpressionBuilderInterface { use ExpressionBuilderTrait; /** * Method builds the raw SQL from the $expression that will not be additionally * escaped or quoted. * * @param ExpressionInterface|ExistsCondition $expression the expression to be built. * @param array $params the binding parameters. * @return string the raw SQL that will not be additionally escaped or quoted. */ public function build(ExpressionInterface $expression, array &$params = []) { $operator = $expression->getOperator(); $query = $expression->getQuery(); $sql = $this->queryBuilder->buildExpression($query, $params); return "$operator $sql"; } }