%PDF- <> %âãÏÓ endobj 2 0 obj <> endobj 3 0 obj <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/Annots[ 28 0 R 29 0 R] /MediaBox[ 0 0 595.5 842.25] /Contents 4 0 R/Group<>/Tabs/S>> endobj ºaâÚÎΞ-ÌE1ÍØÄ÷{òò2ÿ ÛÖ^ÔÀá TÎ{¦?§®¥kuµùÕ5sLOšuY>endobj 2 0 obj<>endobj 2 0 obj<>endobj 2 0 obj<>endobj 2 0 obj<> endobj 2 0 obj<>endobj 2 0 obj<>es 3 0 R>> endobj 2 0 obj<> ox[ 0.000000 0.000000 609.600000 935.600000]/Fi endobj 3 0 obj<> endobj 7 1 obj<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]>>/Subtype/Form>> stream
<?php
/**
* @link https://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license https://www.yiiframework.com/license/
*/
namespace yii\db\pgsql;
use yii\db\ArrayExpression;
use yii\db\ExpressionBuilderInterface;
use yii\db\ExpressionBuilderTrait;
use yii\db\ExpressionInterface;
use yii\db\JsonExpression;
use yii\db\Query;
use yii\helpers\Json;
/**
* Class JsonExpressionBuilder builds [[JsonExpression]] for PostgreSQL DBMS.
*
* @author Dmytro Naumenko <d.naumenko.a@gmail.com>
* @since 2.0.14
*/
class JsonExpressionBuilder implements ExpressionBuilderInterface
{
use ExpressionBuilderTrait;
/**
* {@inheritdoc}
* @param JsonExpression|ExpressionInterface $expression the expression to be built
*/
public function build(ExpressionInterface $expression, array &$params = [])
{
$value = $expression->getValue();
if ($value instanceof Query) {
list ($sql, $params) = $this->queryBuilder->build($value, $params);
return "($sql)" . $this->getTypecast($expression);
}
if ($value instanceof ArrayExpression) {
$placeholder = 'array_to_json(' . $this->queryBuilder->buildExpression($value, $params) . ')';
} else {
$placeholder = $this->queryBuilder->bindParam(Json::encode($value), $params);
}
return $placeholder . $this->getTypecast($expression);
}
/**
* @param JsonExpression $expression
* @return string the typecast expression based on [[type]].
*/
protected function getTypecast(JsonExpression $expression)
{
if ($expression->getType() === null) {
return '';
}
return '::' . $expression->getType();
}
}