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<?php

namespace UniMapper\Query;

use UniMapper\Exception,

UniMapper\Entity\Reflection;

class UpdateOne extends \UniMapper\Query

{

/** @var \UniMapper\Entity */

protected $entity;

/** @var mixed */

protected $primaryValue;

public function __construct(

Reflection $reflection,

$primaryValue,

array $data

) {

parent::__construct($reflection);

$this->primaryValue = $primaryValue;

// Primary value update is not allowed

if (!$reflection->hasPrimary()) {

throw new Exception\QueryException(

"Entity '" . $reflection->getClassName() . "' has no "

. "primary property!"

);

}

// Do not change primary value

unset($data[$reflection->getPrimaryProperty()->getName()]);

$this->entity = $reflection->createEntity($data);

}

protected function onExecute(\UniMapper\Connection $connection)

{

$adapter = $connection->getAdapter($this->reflection->getAdapterName());

$mapper = $connection->getMapper();

$values = $mapper->unmapEntity($this->entity);

// Values can not be empty

if (empty($values)) {

throw new Exception\QueryException("Nothing to update!");

}

$query = $adapter->createUpdateOne(

$this->reflection->getAdapterResource(),

$this->reflection->getPrimaryProperty()->getUnmapped(),

$mapper->unmapValue(

$this->reflection->getPrimaryProperty(),

$this->primaryValue

$values

);

return (bool) $adapter->execute($query);

}

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