/**
* Gets the TYPO3 Locker object or creates an instance of it.
*
* @throws \RuntimeException
* @return \TYPO3\CMS\Core\Locking\Locker|NULL Only NULL if we are in installer and typo3temp does not exist yet
*/
protected function getLocker()
{
if (NULL === $this->lockObject) {
$this->isLoadingLocker = TRUE;
try {
$this->lockObject = new Locker('ClassLoader-cache-classes', Locker::LOCKING_METHOD_SIMPLE);
} catch (\RuntimeException $e) {
// The RuntimeException in constructor happens if directory typo3temp/locks could not be created.
// This usually happens during installation step 1 where typo3temp itself does not exist yet. In
// this case we proceed without locking, otherwise a missing typo3temp directory indicates a
// hard problem of the instance and we throw up.
// @TODO: This solution currently conflicts with separation of concerns since the class loader
// handles installation specific stuff. Find a better way to do this.
if (defined('TYPO3_enterInstallScript') && TYPO3_enterInstallScript) {
// Installer is running => So work without Locking.
return NULL;
} else {
throw $e;
}
}
$this->lockObject->setEnableLogging(FALSE);
$this->isLoadingLocker = FALSE;
}
return $this->lockObject;
}
/**
* Does some processing BEFORE the pagegen script is included.
*
* @return void
* @todo Define visibility
*/
public function generatePage_preProcessing()
{
// Same codeline as in getFromCache(). But $this->all has been changed by t3lib_TStemplate::start() in the meantime, so this must be called again!
$this->newHash = $this->getHash();
// For cache management informational purposes.
$this->config['hash_base'] = $this->hash_base;
if (!is_object($this->pages_lockObj) || $this->pages_lockObj->getLockStatus() == FALSE) {
// Here we put some temporary stuff in the cache in order to let the first hit generate the page. The temporary cache will expire after a few seconds (typ. 30) or will be cleared by the rendered page, which will also clear and rewrite the cache.
$this->tempPageCacheContent();
}
// Setting cache_timeout_default. May be overridden by PHP include scritps.
$this->cacheTimeOutDefault = intval($this->config['config']['cache_period']);
// Page is generated
$this->no_cacheBeforePageGen = $this->no_cache;
}
/**
* @test
* @dataProvider invalidFileReferences
*/
public function releaseDoesNotRemoveFilesNotWithinTypo3TempLocksDirectory($lockMethod, $file)
{
if (TYPO3_OS === 'WIN') {
$this->markTestSkipped('releaseDoesNotRemoveFilesNotWithinTypo3TempLocksDirectory() test not available on Windows.');
}
// Create test file
touch($file);
if (!is_file($file)) {
$this->markTestSkipped('releaseDoesNotRemoveFilesNotWithinTypo3TempLocksDirectory() skipped: Test file could not be created');
}
// Create instance, set lockfile to invalid path
$instance = new Locker(999999999, $lockMethod);
$instance->setEnableLogging(false);
$t3libLockReflection = new \ReflectionClass(\TYPO3\CMS\Core\Locking\Locker::class);
$t3libLockReflectionResourceProperty = $t3libLockReflection->getProperty('resource');
$t3libLockReflectionResourceProperty->setAccessible(true);
$t3libLockReflectionResourceProperty->setValue($instance, $file);
$t3libLockReflectionAcquiredProperty = $t3libLockReflection->getProperty('isAcquired');
$t3libLockReflectionAcquiredProperty->setAccessible(true);
$t3libLockReflectionAcquiredProperty->setValue($instance, true);
// Call release method
$instance->release();
// Check if file is still there and clean up
$fileExists = is_file($file);
if (is_file($file)) {
unlink($file);
}
$this->assertTrue($fileExists);
}
