/**
* Instantiates the repository for the underlying file system
*
* A file system iterator has to be injected.
*
* The default file extension that will be included in the scan is "mig".
*
* @param \FilesystemIterator $directory The iterator to use
* @param string $extension The file extension to look for
*
* @throws \Bytepark\Component\Migration\Exception\UnitIsAlreadyPresentException
* @throws \InvalidArgumentException
*/
public function __construct(\FilesystemIterator $directory, $extension = 'mig')
{
$this->basePath = $directory->getPath();
$this->extension = $extension;
$this->buildMigrations($directory);
}
/**
* _initTemp
*
* @param string $baseDir base dir
* @param string $bundle bundle
*
* @throws Exception
* @return void
*/
private function _initTemp($baseDir, $bundle = null)
{
$baseDir = realpath($baseDir);
if (!is_dir($baseDir)) {
throw new Exception('无效的模板目录', 500);
}
$this->_baseTempDir = new FilesystemIterator($baseDir, FilesystemIterator::KEY_AS_FILENAME);
$currentRepo = $this->_baseTempDir;
if (!empty($bundle)) {
$path = trim($bundle, '/');
$dir = explode('/', $path);
while ($cDir = current($dir)) {
$exist = false;
foreach ($currentRepo as $key => $child) {
if ($child->isDir() && $key == $cDir) {
$currentRepo = new FilesystemIterator($child->getPathname(), FilesystemIterator::KEY_AS_FILENAME);
$exist = true;
break;
}
}
if ($exist == false) {
$pathname = realpath($currentRepo->getPath()) . '/' . $cDir;
if (mkdir($pathname)) {
$currentRepo = new FilesystemIterator($pathname, FilesystemIterator::KEY_AS_FILENAME);
} else {
throw new Exception('权限不够,创建目录失败');
}
}
next($dir);
}
}
$this->_currentTempDir = $currentRepo;
}
