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[Config] Fix incorrect serialized data mangling #61808

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Merged
nicolas-grekas merged 1 commit into from
Sep 22, 2025
Merged

[Config] Fix incorrect serialized data mangling #61808

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2 changes: 1 addition & 1 deletion src/Symfony/Component/Config/ResourceCheckerConfigCache.php
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Original file line number Diff line number Diff line change
Expand Up @@ -126,7 +126,7 @@ public function write(string $content, ?array $metadata = null): void
}

$ser = preg_replace_callback('/;O:(\d+):"/', static fn ($m) => ';O:'.(9 + $m[1]).':"Tracking\\', $ser);
$ser = preg_replace_callback('/s:(\d+):"\0[^\0]++\0/', static fn ($m) => 's:'.($m[1] - \strlen($m[0]) + 6).':"', $ser);
$ser = preg_replace_callback('/s:(\d+):"(\0[^\0]++\0)/', static fn ($m) => 's:'.($m[1] - \strlen($m[2])).':"', $ser);
$ser = unserialize($ser, ['allowed_classes' => false]);
$ser = @json_encode($ser, \JSON_UNESCAPED_SLASHES | \JSON_UNESCAPED_UNICODE) ?: [];
$ser = str_replace('"__PHP_Incomplete_Class_Name":"Tracking\\\\', '"@type":"', $ser);
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17 changes: 17 additions & 0 deletions .../Component/Config/Tests/Fixtures/ResourceWithVeryVeryVeryVeryVeryVeryVeryVeryLongName.php
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Original file line number Diff line number Diff line change
@@ -0,0 +1,17 @@
<?php

namespace Symfony\Component\Config\Tests\Fixtures;

use Symfony\Component\Config\Resource\ResourceInterface;

class ResourceWithVeryVeryVeryVeryVeryVeryVeryVeryLongName implements ResourceInterface
{
public function __construct(private string $resource)
{
}

public function __toString(): string
{
return __CLASS__;
}
}
18 changes: 18 additions & 0 deletions src/Symfony/Component/Config/Tests/ResourceCheckerConfigCacheTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,7 @@
use Symfony\Component\Config\Resource\FileResource;
use Symfony\Component\Config\ResourceCheckerConfigCache;
use Symfony\Component\Config\ResourceCheckerInterface;
use Symfony\Component\Config\Tests\Fixtures\ResourceWithVeryVeryVeryVeryVeryVeryVeryVeryLongName;
use Symfony\Component\Config\Tests\Resource\ResourceStub;

class ResourceCheckerConfigCacheTest extends TestCase
Expand Down Expand Up @@ -170,4 +171,21 @@ public function testCacheWithCustomMetaFile()
],
], \JSON_UNESCAPED_SLASHES | \JSON_UNESCAPED_UNICODE));
}

public function testCacheWithResourceWithLongPropertyId()
{
$cache = new ResourceCheckerConfigCache($this->cacheFile);
$cache->write('foo', [new ResourceWithVeryVeryVeryVeryVeryVeryVeryVeryLongName(__FILE__)]);

$this->assertStringNotEqualsFile($this->cacheFile.'.meta', '');

$this->assertStringEqualsFile($this->cacheFile.'.meta.json', json_encode([
'resources' => [
[
'@type' => ResourceWithVeryVeryVeryVeryVeryVeryVeryVeryLongName::class,
'resource' => __FILE__,
],
],
], \JSON_UNESCAPED_SLASHES | \JSON_UNESCAPED_UNICODE));
}
}
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