74 lines
2.4 KiB
PHP
74 lines
2.4 KiB
PHP
<?php
|
|
|
|
/*
|
|
* This file is part of the Symfony package.
|
|
*
|
|
* (c) Fabien Potencier <fabien@symfony.com>
|
|
*
|
|
* For the full copyright and license information, please view the LICENSE
|
|
* file that was distributed with this source code.
|
|
*/
|
|
|
|
namespace Symfony\Component\VarExporter;
|
|
|
|
use Symfony\Component\VarExporter\Exception\ExceptionInterface;
|
|
use Symfony\Component\VarExporter\Exception\NotInstantiableTypeException;
|
|
use Symfony\Component\VarExporter\Internal\Exporter;
|
|
|
|
/**
|
|
* Exports serializable PHP values to PHP code.
|
|
*
|
|
* VarExporter allows serializing PHP data structures to plain PHP code (like var_export())
|
|
* while preserving all the semantics associated with serialize() (unlike var_export()).
|
|
*
|
|
* By leveraging OPcache, the generated PHP code is faster than doing the same with unserialize().
|
|
*
|
|
* @author Nicolas Grekas <p@tchwork.com>
|
|
*/
|
|
final class VarExporter
|
|
{
|
|
/**
|
|
* Exports a serializable PHP value to PHP code.
|
|
*
|
|
* @param bool &$isStaticValue Set to true after execution if the provided value is static, false otherwise
|
|
* @param array<class-string, class-string> &$foundClasses Classes found in the value are added to this list as both keys and values
|
|
*
|
|
* @throws ExceptionInterface When the provided value cannot be serialized
|
|
*/
|
|
public static function export(mixed $value, ?bool &$isStaticValue = null, array &$foundClasses = []): string
|
|
{
|
|
$isStaticValue = true;
|
|
|
|
if (!\is_object($value) && !(\is_array($value) && $value) && !\is_resource($value) || $value instanceof \UnitEnum) {
|
|
return Exporter::export($value);
|
|
}
|
|
|
|
if (\is_resource($value)) {
|
|
throw new NotInstantiableTypeException(get_resource_type($value).' resource');
|
|
}
|
|
|
|
try {
|
|
$data = deepclone_to_array($value, null, true);
|
|
} catch (\DeepClone\NotInstantiableException $e) {
|
|
throw new NotInstantiableTypeException($e);
|
|
}
|
|
|
|
if (\array_key_exists('value', $data)) {
|
|
return Exporter::export($data['value']);
|
|
}
|
|
|
|
$isStaticValue = false;
|
|
|
|
$classes = $data['classes'];
|
|
if (!\is_string($classes)) {
|
|
foreach ($classes as $class) {
|
|
$foundClasses[$class] = $class;
|
|
}
|
|
} elseif ('' !== $classes) {
|
|
$foundClasses[$classes] = $classes;
|
|
}
|
|
|
|
return '\deepclone_from_array('.Exporter::export($data).', null, true)';
|
|
}
|
|
}
|