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<?php
namespace Icinga\Module\Director\Data;
use InvalidArgumentException;
use JsonSerializable;
use stdClass;
use function get_class;
use function gettype;
use function is_array;
use function is_object;
use function is_scalar;
class SerializableValue implements Serializable
{
protected $value = [];
/**
* @param stdClass|array $object
* @return static
*/
public static function fromSerialization($value)
{
$self = new static;
static::assertSerializableValue($value);
$self->value = $value;
return $self;
}
public static function wantSerializable($value)
{
if ($value instanceof SerializableValue) {
return $value;
}
return static::fromSerialization($value);
}
/**
* TODO: Check whether json_encode() is faster
*
* @param mixed $value
* @return bool
*/
protected static function assertSerializableValue($value)
{
if ($value === null || is_scalar($value)) {
return true;
}
if (is_object($value)) {
if ($value instanceof JsonSerializable) {
return true;
}
if ($value instanceof stdClass) {
foreach ((array) $value as $val) {
static::assertSerializableValue($val);
}
return true;
}
}
if (is_array($value)) {
foreach ($value as $val) {
static::assertSerializableValue($val);
}
return true;
}
throw new InvalidArgumentException('Serializable value expected, got ' . static::getPhpType($value));
}
protected static function getPhpType($var)
{
if (is_object($var)) {
return get_class($var);
}
return gettype($var);
}
#[\ReturnTypeWillChange]
public function jsonSerialize()
{
return $this->value;
}
}
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