/**
* A LocalFile wrapper around a file that has been temporarily stashed,
* so we can do things like create thumbnails for it. Arguably
* UnregisteredLocalFile should be handling its own file repo but that
* class is a bit retarded currently.
*
* @param FileRepo $repo Repository where we should find the path
* @param string $path Path to file
* @param string $key Key to store the path and any stashed data under
* @throws UploadStashBadPathException
* @throws UploadStashFileNotFoundException
*/
public function __construct($repo, $path, $key)
{
$this->fileKey = $key;
// resolve mwrepo:// urls
if ($repo->isVirtualUrl($path)) {
$path = $repo->resolveVirtualUrl($path);
} else {
// check if path appears to be sane, no parent traversals,
// and is in this repo's temp zone.
$repoTempPath = $repo->getZonePath('temp');
if (!$repo->validateFilename($path) || strpos($path, $repoTempPath) !== 0) {
wfDebug("UploadStash: tried to construct an UploadStashFile " . "from a file that should already exist at '{$path}', but path is not valid\n");
throw new UploadStashBadPathException('path is not valid');
}
// check if path exists! and is a plain file.
if (!$repo->fileExists($path)) {
wfDebug("UploadStash: tried to construct an UploadStashFile from " . "a file that should already exist at '{$path}', but path is not found\n");
throw new UploadStashFileNotFoundException('cannot find path, or not a plain file');
}
}
parent::__construct(false, $repo, $path, false);
$this->name = basename($this->path);
}
