/**
* {@inheritdoc}
*/
public function loadFileMetadata(BackupFileInterface $file)
{
// If this file is already loaded, simply return it.
// @TODO: fix this inappropriate use of file metadata
if (!$file->getMeta('metadata_loaded')) {
$metadata = $this->_loadFileMetadataArray($file);
$file->setMetaMultiple($metadata);
$file->setMeta('metadata_loaded', TRUE);
}
return $file;
}
/**
* {@inheritdoc}
*/
protected function _loadFileMetadataArray(BackupFileInterface $file)
{
$info = array();
$id = $file->getMeta('id');
$filename = $id . '.info';
if ($this->fileExists($filename)) {
$meta_file = $this->getFile($filename);
$meta_file = $this->loadFileForReading($meta_file);
$info = $this->_INIToArray($meta_file->readAll());
}
return $info;
}
/**
* {@inheritdoc}
*/
public function loadFileForReading(BackupFileInterface $file) {
// If this file is already readable, simply return it.
if ($file instanceof BackupFileReadableInterface) {
return $file;
}
$id = $file->getMeta('id');
if ($this->fileExists($id)) {
return new ReadableStreamBackupFile($this->_idToPath($id));
}
return NULL;
}
