<?php
namespace Aws\Api;
/**
* Represents a timestamp shape.
*/
class TimestampShape extends Shape
{
public function __construct(array $definition, ShapeMap $shapeMap)
{
$definition['type'] = 'timestamp';
parent::__construct($definition, $shapeMap);
}
/**
* Formats a timestamp value for a service.
*
* @param mixed $value Value to format
* @param string $format Format used to serialize the value
*
* @return int|string
* @throws \UnexpectedValueException if the format is unknown.
* @throws \InvalidArgumentException if the value is an unsupported type.
*/
public static function format($value, $format)
{
if ($value instanceof \DateTime) {
$value = $value->getTimestamp();
} elseif (is_string($value)) {
$value = strtotime($value);
} elseif (!is_int($value)) {
throw new \InvalidArgumentException('Unable to handle the provided'
. ' timestamp type: ' . gettype($value));
}
switch ($format) {
case 'iso8601':
return gmdate('Y-m-d\TH:i:s\Z', $value);
case 'rfc822':
return gmdate('D, d M Y H:i:s \G\M\T', $value);
case 'unixTimestamp':
return $value;
default:
throw new \UnexpectedValueException('Unknown timestamp format: '
. $format);
}
}
}