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Minor code refactoring

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This commit is contained in:
Christophe Dumez 2012-07-05 18:46:25 +03:00
parent 3bb474e12f
commit a85ddada25
3 changed files with 54 additions and 53 deletions
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52
src/fs_utils.cpp
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@ -112,6 +112,58 @@ bool fsutils::isValidTorrentFile(const QString& torrent_path) {
return true;
}
/**
* Remove an empty folder tree.
*
* This function will also remove .DS_Store files on Mac OS and
* Thumbs.db on Windows.
*/
bool fsutils::smartRemoveEmptyFolderTree(const QString& dir_path)
{
qDebug() << Q_FUNC_INFO << dir_path;
if (dir_path.isEmpty())
return false;
QDir dir(dir_path);
if (!dir.exists())
return true;
// Remove Files created by the OS
#if defined Q_WS_MAC
QFile::remove(dir_path + QLatin1String("/.DS_Store"));
#elif defined Q_WS_WIN
QFile::remove(dir_path + QLatin1String("/Thumbs.db"));
#endif
QFileInfoList sub_files = dir.entryInfoList();
foreach (const QFileInfo& info, sub_files) {
QString sub_name = info.fileName();
if (sub_name == "." || sub_name == "..")
continue;
QString sub_path = info.absoluteFilePath();
qDebug() << Q_FUNC_INFO << "sub file: " << sub_path;
if (info.isDir()) {
if (!smartRemoveEmptyFolderTree(sub_path)) {
qWarning() << Q_FUNC_INFO << "Failed to remove folder: " << sub_path;
return false;
}
} else {
if (info.isHidden()) {
qDebug() << Q_FUNC_INFO << "Removing hidden file: " << sub_path;
if (!QFile::remove(sub_path)) {
qWarning() << Q_FUNC_INFO << "Failed to remove " << sub_path;
return false;
}
} else {
qWarning() << Q_FUNC_INFO << "Folder is not empty, aborting. Found: " << sub_path;
}
}
}
qDebug() << Q_FUNC_INFO << "Calling rmdir on " << dir_path;
return QDir().rmdir(dir_path);
}
/**
* Returns the size of a file.
* If the file is a folder, it will compute its size based on its content.