| public Upload ( Stream stream, string remoteFileName ) : MongoDB.Driver.GridFS.MongoGridFSFileInfo | ||
| stream | Stream | The source stream. |
| remoteFileName | string | The remote file name. |
| return | MongoDB.Driver.GridFS.MongoGridFSFileInfo | |
/// <summary>
/// 添加本地文件
/// </summary>
/// <param name="filePath">本地文件路径</param>
/// <param name="remoteFile">服务Id</param>
/// <returns></returns>
public MetaInfo Add(string filePath, string remoteFile)
{
try
{
_logger.DebugFormat("Add File filePath:{0}, remoteId:{1}", filePath, remoteFile);
MongoGridFSCreateOptions option = new MongoGridFSCreateOptions
{
Id = remoteFile,
UploadDate = DateTime.Now,
ContentType = MimeMapper.GetMimeMapping(filePath),
};
using (var stream = new FileStream(filePath, FileMode.Open))
{
MongoGridFS fs = new MongoGridFS(_context.DataBase);
var info = fs.Upload(stream, remoteFile, option);
return new MetaInfo
{
fileName = remoteFile,
MD5 = info.MD5,
MimeType = info.ContentType,
};
}
}
catch (Exception ex)
{
_logger.Error(ex.Message);
_logger.Error(ex.StackTrace);
throw;
}
}
/// <summary>
/// Store a file in the database
/// </summary>
/// <param name="stream">The stream of the files content</param>
/// <param name="fileName">The remote filename</param>
/// <param name="contentType">The file's content type</param>
/// <returns>GridFS File Info</returns>
public MongoGridFSFileInfo Upload(Stream stream, string fileName, string contentType)
{
MongoGridFS fs = new MongoGridFS(this.store);
MongoGridFSCreateOptions options = new MongoGridFSCreateOptions();
options.ContentType = contentType;
return fs.Upload(stream, fileName, options);
}
/// <summary>
/// Copies a GridFS file.
/// </summary>
/// <param name="destFileName">The destination file name.</param>
/// <param name="createOptions">The create options.</param>
/// <returns>The file info of the new GridFS file.</returns>
public MongoGridFSFileInfo CopyTo(
string destFileName,
MongoGridFSCreateOptions createOptions
)
{
// note: we are aware that the data is making a round trip from and back to the server
// but we choose not to use a script to copy the data locally on the server
// because that would lock the database for too long
var stream = OpenRead();
return(gridFS.Upload(stream, destFileName, createOptions));
}
/// <summary>
/// Copies a GridFS file.
/// </summary>
/// <param name="destFileName">The destination file name.</param>
/// <param name="createOptions">The create options.</param>
/// <returns>The file info of the new GridFS file.</returns>
public MongoGridFSFileInfo CopyTo(string destFileName, MongoGridFSCreateOptions createOptions)
{
EnsureServerInstanceIsPrimary();
using (_server.RequestStart(_serverInstance))
{
// note: we are aware that the data is making a round trip from and back to the server
// but we choose not to use a script to copy the data locally on the server
// because that would lock the database for too long
var gridFS = new MongoGridFS(_server, _databaseName, _settings);
var stream = OpenRead();
return(gridFS.Upload(stream, destFileName, createOptions));
}
}
public static MongoGridFSFileInfo UploadImageToDish(this Dish dishWithImages, MongoGridFS gridFS, System.IO.Stream fs, string imageName, string contentType)
{
log.DebugFormat("[UploadImageToDish] This RestaurantBasicData.Id={0}, MongoGridFS, imageName={1}, contentType={2}.", dishWithImages.Id, gridFS.ToString(), imageName, contentType);
MongoGridFSCreateOptions gridFSOption = new MongoGridFSCreateOptions();
gridFSOption.ContentType = contentType;
var gridFsInfo = gridFS.Upload(fs, imageName, gridFSOption);
ImageData convertedValue = ImageServices.ConvertToImageData(gridFsInfo);
dishWithImages.Image = convertedValue;
//dishWithImages.Images[0] = convertedValue;
var fileId = gridFsInfo.Id;
return gridFsInfo;
}
public static MongoGridFSFileInfo UploadImageToDish(this Dish dishWithImages, MongoGridFS gridFS, System.IO.Stream fs, string imageName)
{
//resize picture 100 * 100
//save to profile
//on output implement logic of presentation - if we have image let's display it
//copy all images that we have on links to gridFS
//Upload images from backoffice.
log.DebugFormat("[UploadImageToDish] This RestaurantBasicData.Id={0}, MongoGridFS, imageName={1}.", dishWithImages.Id, gridFS.ToString(), imageName);
var gridFsInfo = gridFS.Upload(fs, imageName);
ImageData convertedValue = ImageServices.ConvertToImageData(gridFsInfo);
dishWithImages.Image = convertedValue;
var fileId = gridFsInfo.Id;
return gridFsInfo;
}
/// <summary>
/// 文件上传
/// </summary>
/// <param name="collection"></param>
/// <returns></returns>
public UploadResult UploadFile(HttpContextBase context,string collection)
{
var client = MongoDbServer.MongoDbClient;
var server = client.GetServer();
HttpPostedFileBase file = context.Request.Files[0];
UploadResult Result = new UploadResult() { State = UploadState.Unknown };
var Size = file.ContentLength * 1.0 / 1024 / 1024;
var extName = System.IO.Path.GetExtension(file.FileName).ToLower();
Result.Url = FileDomain;
Result.OriginFileName=file.FileName;
if (CustomConfig.FileExts.Contains(extName))
{
Random rd = new Random();
var fileId = DateTime.Now.Ticks + rd.Next(9999) + extName;
if (Size < CustomConfig.CanUploadFileSize)
{
if (Size <= 6)
{
SunFile sunfile = new SunFile();
byte[] data = new byte[file.ContentLength];
file.InputStream.Read(data, 0, data.Length);
sunfile.Id = fileId;
sunfile.Data = data;
sunfile.Time = DateTime.Now;
var imgCollection = server.GetDatabase(fileDatabase).GetCollection<SunFile>(collection);
imgCollection.Insert(sunfile);
Result.Url += "/files/SmallFile/" + client.DbGroupName + "/" + collection +"/"+ fileId;
Result.State = UploadState.Success;
}
else
{
MongoGridFS gfs = new MongoGridFS(server, fileDatabase, new MongoGridFSSettings());
gfs.Upload(file.InputStream, fileId);
Result.Url += "/files/LargeFile/" + client.DbGroupName + "/" + fileId;
Result.State = UploadState.Success;
}
Result.FileId = fileId;
}
else
{
Result.State = UploadState.SizeLimitExceed;
}
}
else { Result.State = UploadState.TypeNotAllow; }
return Result;
}
/// <summary>
/// 流模式添加文件
/// </summary>
/// <param name="stream"></param>
/// <param name="remoteFile"></param>
/// <returns></returns>
public MetaInfo AddStream(Stream stream, string mimetype, string remoteFile)
{
_logger.DebugFormat("Add File By Stream, Id {0}.",remoteFile);
try
{
MongoGridFSCreateOptions option = new MongoGridFSCreateOptions
{
Id = remoteFile,
UploadDate = DateTime.Now,
ContentType = mimetype,
};
MongoGridFS fs = new MongoGridFS(_context.DataBase);
var info = fs.Upload(stream, remoteFile, option);
return new MetaInfo
{
fileName = remoteFile,
MD5 = info.MD5,
MimeType = info.ContentType,
};
}
catch (Exception ex)
{
_logger.Error(ex.Message);
_logger.Error(ex.StackTrace);
throw;
}
}
public void TestUploadArrayFile2GridFS()
{
var server = MongoServer.Create("mongodb://*****:*****@"D:\Download\FileTestUpload\Hello2.txt", FileMode.Open, FileAccess.Read);
System.IO.Stream strm = fs;
List<byte> readByte = new List<byte>();
int bufferSize = 4048;
byte[] buffer = new byte[bufferSize];
int readCount = strm.Read(buffer, 0, bufferSize);
while (readCount > 0)
{
readByte.AddRange(buffer.Take(readCount).ToArray());
readCount = strm.Read(buffer, 0, bufferSize);
}
var micBytes = readByte.ToArray();
Stream stream = new MemoryStream(micBytes);
MongoGridFS file = new MongoGridFS(db);
var upFile = file.Upload(stream, "ArrayHi");
Console.WriteLine("MD5: {0}", upFile.MD5);
}
public void TestUploadStreamFile2GridFS()
{
var server = MongoServer.Create("mongodb://*****:*****@"D:\Download\FileTestUpload\Hello2.txt", FileMode.Open, FileAccess.Read);
System.IO.Stream strm = fs;
MongoGridFS file = new MongoGridFS(db);
MongoGridFSCreateOptions op = new MongoGridFSCreateOptions();
op.Aliases = new string[]{"Home"};
var upFile = file.Upload(strm, "SayHi", op);
Console.WriteLine("MD5: {0}", upFile.MD5);
}
static void Test2()
{
MongoServer ms = MongoServer.Create();
string _dbName = "docs";
MongoDatabase md = ms.GetDatabase(_dbName);
if (!md.CollectionExists(_dbName))
{
md.CreateCollection(_dbName);
} // End if (!md.CollectionExists(_dbName))
MongoCollection<Doc> _documents = md.GetCollection<Doc>(_dbName);
_documents.RemoveAll();
//add file to GridFS
MongoGridFS gfs = new MongoGridFS(md);
MongoGridFSFileInfo gfsi = gfs.Upload(@"c:\mongodb.rtf");
_documents.Insert(new Doc()
{
DocId = gfsi.Id.AsObjectId,
DocName = @"c:\foo.rtf"
}
);
foreach (Doc item in _documents.FindAll())
{
ObjectId _documentid = new ObjectId(item.DocId.ToString());
MongoGridFSFileInfo _fileInfo = md.GridFS.FindOne(Query.EQ("_id", _documentid));
gfs.Download(item.DocName, _fileInfo);
System.Console.WriteLine("Downloaded {0}", item.DocName);
System.Console.WriteLine("DocName {0} dowloaded", item.DocName);
} // Next item
//System.Console.ReadKey();
}
