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PgTimestamp.php
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PgTimestamp.php
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<?php
/*
* This file is part of PommProject's Foundation package.
*
* (c) 2014 - 2017 Grégoire HUBERT <hubert.greg@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace PommProject\Foundation\Converter;
use PommProject\Foundation\Session\Session;
use PommProject\Foundation\Exception\ConverterException;
/**
* PgTimestamp
*
* Date and timestamp converter
*
* @package Foundation
* @copyright 2014 - 2017 Grégoire HUBERT
* @author Grégoire HUBERT <hubert.greg@gmail.com>
* @license X11 {@link http://opensource.org/licenses/mit-license.php}
* @see ConverterInterface
*/
class PgTimestamp implements ConverterInterface
{
const TS_FORMAT = 'Y-m-d H:i:s.uP';
/**
* fromPg
*
* @see ConverterInterface
*/
public function fromPg($data, $type, Session $session)
{
if (null === $data) {
return null;
}
$data = trim($data);
return $data !== '' ? new \DateTime($data) : null;
}
/**
* toPg
*
* @see ConverterInterface
*/
public function toPg($data, $type, Session $session)
{
return
$data !== null
? sprintf("%s '%s'", $type, $this->checkData($data)->format(static::TS_FORMAT))
: sprintf("NULL::%s", $type)
;
}
/**
* toPgStandardFormat
*
* @see ConverterInterface
*/
public function toPgStandardFormat($data, $type, Session $session)
{
return
$data !== null
? $this->checkData($data)->format(static::TS_FORMAT)
: null
;
}
/**
* checkData
*
* Ensure a DateTime instance.
*
* @param mixed $data
* @throws ConverterException
* @return \DateTime
*/
protected function checkData($data)
{
if (!$data instanceof \DateTimeInterface) {
try {
$data = new \DateTime($data);
} catch (\Exception $e) {
throw new ConverterException(
sprintf(
"Cannot convert data from invalid datetime representation '%s'.",
$data
),
null,
$e
);
}
}
return $data;
}
}