public void Maitenance(TimeSpan expiredTime, int maxCount)
{
DateTime expiredDateTime = DateTime.Now - expiredTime;
foreach (var fileInfo in _fileStorage.FindAll().Where(x => x.Metadata.TryGetValue("updateAt", out var val) && (DateTime)val < expiredDateTime).ToArray())
{
_fileStorage.Delete(fileInfo.Id);
}
foreach (var fileInfo in _fileStorage.FindAll().OrderByDescending(x => x.UploadDate).Skip(maxCount).ToArray())
{
_fileStorage.Delete(fileInfo.Id);
}
}
public void Execute(LiteEngine engine, StringScanner s, Display display, InputCommand input, Env env)
{
var fs = new LiteStorage(engine);
var id = this.ReadId(s);
display.WriteResult(fs.Delete(id));
}
public void Execute(LiteEngine engine, StringScanner s, Display display, InputCommand input, Env env)
{
var fs = new LiteStorage(engine);
var id = this.ReadId(s);
display.WriteResult(fs.Delete(id));
}
public IEnumerable <BsonValue> Execute(StringScanner s, LiteEngine engine)
{
var fs = new LiteStorage(engine);
var id = this.ReadId(s);
s.ThrowIfNotFinish();
yield return(fs.Delete(id));
}
public void Storage_ReadWriteStream_Test()
{
var HELLO1 = "Hello World LiteDB 1 ".PadRight(300000, '-') + "\nEND";
var HELLO2 = "Hello World LiteDB 2 - END";
using (var file = new TempFile())
using (var db = new LiteEngine(file.Filename))
{
var sto = new LiteStorage(db);
// insert HELLO1 file content
using (var stream = sto.OpenWrite("f1", "f1.txt"))
{
using (var sw = new StreamWriter(stream))
{
sw.Write(HELLO1);
}
}
// test if was updated Length in _files collection
var doc = db.Find("_files", Query.EQ("_id", "f1")).Single();
Assert.AreEqual(HELLO1.Length, doc["length"].AsInt32);
using (var stream = sto.OpenRead("f1"))
{
var sr = new StreamReader(stream);
var hello = sr.ReadToEnd();
Assert.AreEqual(HELLO1, hello);
}
// updating to HELLO2 content same file id
using (var stream = sto.OpenWrite("f1", "f1.txt"))
{
using (var sw = new StreamWriter(stream))
{
sw.Write(HELLO2);
}
}
using (var stream = sto.OpenRead("f1"))
{
var sr = new StreamReader(stream);
var hello = sr.ReadToEnd();
Assert.AreEqual(HELLO2, hello);
}
// now delete all
sto.Delete("f1");
Assert.IsFalse(sto.Exists("f1"));
}
}
public async Task <SongData> GetSong(string songId)
{
return(await Task.Run(() =>
{
var song = collection.Find(d => d.Id == songId, 0, 1).FirstOrDefault();
if (song == null)
{
return null;
}
if ((DateTime.Now - song.LastAccess) > config.Music.MaximumSongAgeTimeSpan)
{
collection.Delete(song.Id);
fileStorage.Delete(song.FileId);
return null;
}
song.LastAccess = DateTime.Now;
collection.Update(song);
return song;
}));
}
public ThumbnailCacheManager(
LiteDatabase liteDatabase
)
{
_fileStorage = liteDatabase.FileStorage;
#if DEBUG && true
foreach (var file in _fileStorage.FindAll().ToArray())
{
_fileStorage.Delete(file.Id);
}
#endif
_httpClient = new HttpClient();
}
public bool Remove(String id)
{
return(_fileStorage.Delete(id));
}
public void FileDelete(string key)
{
files.Delete(key);
}