From db0a5f61a436b337d11cfb2b4258336bcfab4fff Mon Sep 17 00:00:00 2001
From: Ondrej Mirtes <ondrej@mirtes.cz>
Date: Wed, 6 Jan 2021 16:08:18 +0100
Subject: [PATCH] Clear cache directory - delete old containers

---
 src/Command/CommandHelper.php                |  2 ++
 src/DependencyInjection/Configurator.php     |  7 ++++-
 src/DependencyInjection/ContainerFactory.php | 33 ++++++++++++++++++++
 3 files changed, 41 insertions(+), 1 deletion(-)

diff --git a/src/Command/CommandHelper.php b/src/Command/CommandHelper.php
index d2f577c066..cc4e384707 100644
--- a/src/Command/CommandHelper.php
+++ b/src/Command/CommandHelper.php
@@ -254,6 +254,8 @@ public static function begin(
 			throw new \PHPStan\Command\InceptionNotSuccessfulException();
 		}
 
+		$containerFactory->clearOldContainers($tmpDir);
+
 		if (count($paths) === 0) {
 			$errorOutput->writeLineFormatted('At least one path must be specified to analyse.');
 			throw new \PHPStan\Command\InceptionNotSuccessfulException();
diff --git a/src/DependencyInjection/Configurator.php b/src/DependencyInjection/Configurator.php
index 67f40bce3b..1da912305f 100644
--- a/src/DependencyInjection/Configurator.php
+++ b/src/DependencyInjection/Configurator.php
@@ -30,10 +30,15 @@ protected function getDefaultParameters(): array
 		return [];
 	}
 
+	public function getContainerCacheDirectory(): string
+	{
+		return $this->getCacheDirectory() . '/nette.configurator';
+	}
+
 	public function loadContainer(): string
 	{
 		$loader = new ContainerLoader(
-			$this->getCacheDirectory() . '/nette.configurator',
+			$this->getContainerCacheDirectory(),
 			$this->parameters['debugMode']
 		);
 
diff --git a/src/DependencyInjection/ContainerFactory.php b/src/DependencyInjection/ContainerFactory.php
index 940386eb26..1d340be041 100644
--- a/src/DependencyInjection/ContainerFactory.php
+++ b/src/DependencyInjection/ContainerFactory.php
@@ -10,6 +10,7 @@
 use PHPStan\Php\PhpVersion;
 use Roave\BetterReflection\BetterReflection;
 use Roave\BetterReflection\SourceLocator\SourceStubber\PhpStormStubsSourceStubber;
+use Symfony\Component\Finder\Finder;
 use function sys_get_temp_dir;
 
 class ContainerFactory
@@ -119,6 +120,38 @@ public function create(
 		return $container->getByType(Container::class);
 	}
 
+	public function clearOldContainers(string $tempDirectory): void
+	{
+		$configurator = new Configurator(new LoaderFactory(
+			$this->fileHelper,
+			$this->rootDirectory,
+			$this->currentWorkingDirectory,
+			null
+		));
+		$configurator->setDebugMode(true);
+		$configurator->setTempDirectory($tempDirectory);
+
+		$finder = new Finder();
+		$finder->name('Container_*')->in($configurator->getContainerCacheDirectory());
+		$twoDaysAgo = time() - 24 * 60 * 60 * 2;
+
+		foreach ($finder as $containerFile) {
+			if ($containerFile->getATime() > $twoDaysAgo) {
+				continue;
+			}
+			if ($containerFile->getCTime() > $twoDaysAgo) {
+				continue;
+			}
+
+			$path = $containerFile->getRealPath();
+			if ($path === false) {
+				continue;
+			}
+
+			@unlink($path);
+		}
+	}
+
 	public function getCurrentWorkingDirectory(): string
 	{
 		return $this->currentWorkingDirectory;