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[VarExporter] Fix exporting classes with __unserialize() but not __serialize() #48724

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Merged
merged 1 commit into from
Dec 22, 2022
Merged

[VarExporter] Fix exporting classes with __unserialize() but not __serialize() #48724

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4 changes: 4 additions & 0 deletions src/Symfony/Component/VarExporter/Internal/Exporter.php
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Original file line number Diff line number Diff line change
Expand Up @@ -149,6 +149,7 @@ public static function prepare($values, $objectsPool, &$refsPool, &$objectsCount
}
if (null !== $sleep) {
if (!isset($sleep[$n]) || ($i && $c !== $class)) {
unset($arrayValue[$name]);
continue;
}
$sleep[$n] = false;
Expand All @@ -164,6 +165,9 @@ public static function prepare($values, $objectsPool, &$refsPool, &$objectsCount
}
}
}
if (method_exists($class, '__unserialize')) {
$properties = $arrayValue;
}

prepare_value:
$objectsPool[$value] = [$id = \count($objectsPool)];
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15 changes: 15 additions & 0 deletions src/Symfony/Component/VarExporter/Tests/Fixtures/__unserialize-but-no-__serialize.php
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Original file line number Diff line number Diff line change
@@ -0,0 +1,15 @@
<?php

return \Symfony\Component\VarExporter\Internal\Hydrator::hydrate(
$o = [
clone (\Symfony\Component\VarExporter\Internal\Registry::$prototypes['Symfony\\Component\\VarExporter\\Tests\\__UnserializeButNo__Serialize'] ?? \Symfony\Component\VarExporter\Internal\Registry::p('Symfony\\Component\\VarExporter\\Tests\\__UnserializeButNo__Serialize')),
],
null,
[],
$o[0],
[
[
'foo' => 'ccc',
],
]
);
17 changes: 17 additions & 0 deletions src/Symfony/Component/VarExporter/Tests/VarExporterTest.php
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Expand Up @@ -245,6 +245,8 @@ public function provideExport()

yield ['php74-serializable', new Php74Serializable()];

yield ['__unserialize-but-no-__serialize', new __UnserializeButNo__Serialize()];

if (\PHP_VERSION_ID < 80100) {
return;
}
Expand Down Expand Up @@ -453,3 +455,18 @@ public function unserialize($ser)
class ArrayObject extends \ArrayObject
{
}

class __UnserializeButNo__Serialize
{
public $foo;

public function __construct()
{
$this->foo = 'ccc';
}

public function __unserialize(array $data): void
{
$this->foo = $data['foo'];
}
}