/// <summary>
/// 文件上传
/// </summary>
/// <param name="collection"></param>
/// <returns></returns>
public UploadResult UploadFile(HttpContextBase context,string collection)
{
var server = MongoDbServer.MongoDbClient;
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.InsertOneAsync(sunfile);
Result.Url += "/files/SmallFile/" + server.DbGroupName + "/" + collection + "/" + fileId;
Result.State = UploadState.Success;
}
else
{
MongoGridFS gfs = new MongoGridFS(server.GetServer(), fileDatabase, new MongoGridFSSettings());
gfs.Upload(file.InputStream, fileId);
Result.Url += "/files/LargeFile/" + server.DbGroupName + "/" + fileId;
Result.State = UploadState.Success;
}
Result.FileId = fileId;
}
else
{
Result.State = UploadState.SizeLimitExceed;
}
}
else { Result.State = UploadState.TypeNotAllow; }
return Result;
}
/// <summary>
/// 带参数图片上传
/// </summary>
/// <param name="context"></param>
/// <param name="collection">集合</param>
/// <param name="pictitle">图片标题</param>
/// <param name="t">图片处理方式</param>
/// <param name="width">宽</param>
/// <param name="height">高</param>
/// <returns></returns>
public UploadResult UseAttrUploadImg(HttpContextBase context, string collection, string pictitle = null, CutImageType t = CutImageType.Original, int width = 0, int height = 0)
{
var server = MongoDbServer.MongoDbClient;
UploadResult Result = new UploadResult() { State = UploadState.Unknown };
Result.Url = FileDomain;
string fileExtName = null;
double size = 0;//M
HttpPostedFileBase file = context.Request.Files[0];
size = file.ContentLength * 1.0 / 1024 / 1024;
fileExtName = System.IO.Path.GetExtension(file.FileName).ToLower();
if (string.IsNullOrEmpty(pictitle))
pictitle = file.FileName;
if (CustomConfig.ImgExts.Contains(fileExtName))
{
var tick = DateTime.Now.Ticks;
Random rd = new Random(unchecked((int)tick));
var imgId = tick.ToString();
if (size < CustomConfig.CanUploadImgSize)
{
SunFile sunfile = new SunFile();
sunfile.Time = DateTime.Now;
int q = size > 0.5 ? CustomConfig.ImgQuality : 100;
switch (t)
{
case CutImageType.Thumbnail:
{
sunfile.Data = SunImage.GetImgThumbnail(file.InputStream, width, q, fileExtName).GetBuffer();
}; break;
case CutImageType.CutForCustom:
{
sunfile.Data = SunImage.CutForCustom(file.InputStream, width, height, q, fileExtName).GetBuffer();
}; break;
case CutImageType.CutForSquare:
{
sunfile.Data = SunImage.CutForSquare(file.InputStream, width, q, fileExtName).GetBuffer();
}; break;
default:
{
if (q!=100)
sunfile.Data = SunImage.ImgReduce(file.InputStream,q, fileExtName).GetBuffer();
else
{
sunfile.Data = new byte[file.ContentLength];
file.InputStream.Read(sunfile.Data, 0, sunfile.Data.Length);
}
}; break;
}
var imgCollection = server.GetDatabase(originalImgDatabase).GetCollection<SunFile>(collection);
var rdId = rd.Next(99999);
int count = 0;
while (true)
{
try
{
sunfile.Id = imgId + rdId + fileExtName;
imgCollection.InsertOneAsync(sunfile);
break;
}
catch
{
if (count > 3)
{
Result.State = UploadState.FileAccessError;
return Result;
}
rdId = rd.Next(99999);
}
count++;
}
Result.Url += "/files/images/" + server.DbGroupName + "/" + collection + "/" + sunfile.Id;
Result.OriginFileName = pictitle;
Result.State = UploadState.Success;
Result.FileId = sunfile.Id;
}
else
{
Result.State = UploadState.SizeLimitExceed;
}
}
else { Result.State = UploadState.TypeNotAllow; }
return Result;
}
public UploadResult Upload(UploadConfig config)
{
UploadResult Result = new UploadResult() { State = UploadState.Unknown };
byte[] uploadFileBytes = null;
string uploadFileName = null;
string fileExt = null;
if (config.Base64)
{
uploadFileName = config.Base64Filename;
fileExt = ".png";
uploadFileBytes = Convert.FromBase64String(Request[config.UploadFieldName]);
}
else
{
var file = Request.Files[0];
uploadFileName = file.FileName;
fileExt = Path.GetExtension(uploadFileName).ToLower();
if (!config.AllowExtensions.Contains(fileExt))
{
Result.State = UploadState.TypeNotAllow;
return Result;
}
if (file.ContentLength > config.SizeLimit)
{
Result.State = UploadState.SizeLimitExceed;
return Result;
}
uploadFileBytes = new byte[file.ContentLength];
try
{
file.InputStream.Read(uploadFileBytes, 0, file.ContentLength);
}
catch (Exception)
{
Result.State = UploadState.NetworkError;
return Result;
}
}
Result.OriginFileName = uploadFileName;
var savePath = config.PathFormat + DateTime.Now.ToString("yyyy/MM/");
savePath += Guid.NewGuid() + fileExt;
var localPath = Server.MapPath(savePath);
try
{
if (!Directory.Exists(Path.GetDirectoryName(localPath)))
{
Directory.CreateDirectory(Path.GetDirectoryName(localPath));
}
File.WriteAllBytes(localPath, uploadFileBytes);
Result.Url = savePath;
Result.State = UploadState.Success;
}
catch (Exception e)
{
Result.State = UploadState.FileAccessError;
Result.ErrorMessage = e.Message;
}
return Result;
}
/// <summary>
/// mongodb图片上传
/// </summary>
/// <param name="context"></param>
/// <param name="collection">集合</param>
/// <param name="pictitle">图片标题</param>
/// <param name="base64">是否是以base64上传的</param>
/// <param name="inputName">图片表单域名称</param>
/// <returns>上传结果</returns>
public UploadResult UploadImg(HttpContextBase context, string collection, string pictitle = null, bool base64 = false, string inputName = "upfile")
{
var server = MongoDbServer.MongoDbClient;
UploadResult Result = new UploadResult() { State = UploadState.Unknown };
Result.Url = FileDomain;
byte[] fileData = null;
string fileExtName = null;
double size = 0;//M
if (base64)
{
fileExtName = ".png";
if (string.IsNullOrEmpty(pictitle))
pictitle = inputName + fileExtName;
fileData = Convert.FromBase64String(context.Request[inputName]);
size = fileData.Length * 1.0 / 1024 / 1024;
}
else
{
HttpPostedFileBase file = context.Request.Files[0];
size = file.ContentLength * 1.0 / 1024 / 1024;
fileExtName = System.IO.Path.GetExtension(file.FileName).ToLower();
if (string.IsNullOrEmpty(pictitle))
pictitle = file.FileName;
fileData = new byte[file.ContentLength];
file.InputStream.Read(fileData, 0, fileData.Length);
}
if (CustomConfig.ImgExts.Contains(fileExtName))
{
var tick = DateTime.Now.Ticks;
Random rd = new Random(unchecked((int)tick));
var imgId = tick.ToString();
if (size < CustomConfig.CanUploadImgSize)
{
SunFile sunfile = new SunFile();
sunfile.Time = DateTime.Now;
if (size > 0.5)
sunfile.Data = SunImage.ImgReduce(new MemoryStream(fileData), CustomConfig.ImgQuality, fileExtName).GetBuffer();
else
sunfile.Data = fileData;
var imgCollection = server.GetDatabase(originalImgDatabase).GetCollection<SunFile>(collection);
var rdId = rd.Next(99999);
int count = 0;
while (true)
{
try
{
sunfile.Id = imgId + rdId + fileExtName;
imgCollection.InsertOneAsync(sunfile);
break;
}
catch
{
if (count > 3)
{
Result.State = UploadState.FileAccessError;
return Result;
}
rdId = rd.Next(99999);
}
count++;
}
Result.Url += "/files/images/" + server.DbGroupName + "/" + collection + "/" + sunfile.Id;
Result.OriginFileName = pictitle;
Result.State = UploadState.Success;
Result.FileId = sunfile.Id;
}
else
{
Result.State = UploadState.SizeLimitExceed;
}
}
else { Result.State = UploadState.TypeNotAllow; }
return Result;
}
/// <summary>
/// 使用参数上传图片
/// </summary>
/// <param name="config">配置</param>
/// <param name="defaultQuality">默认图片质量（1-100）</param>
/// <param name="t">图片处理方式</param>
/// <param name="width">宽</param>
/// <param name="height">高</param>
/// <returns></returns>
public UploadResult UseAttrUploadImage(UploadConfig config, int defaultQuality, CutImageType t = CutImageType.Original, int width = 0, int height = 0)
{
UploadResult Result = new UploadResult() { State = UploadState.Unknown };
byte[] uploadFileBytes = null;
string uploadFileName = null;
string fileExt = null;
if (config.Base64)
{
uploadFileName = config.Base64Filename;
fileExt = ".png";
uploadFileBytes = Convert.FromBase64String(Request[config.UploadFieldName]);
}
else
{
var file = Request.Files[0];
uploadFileName = file.FileName;
fileExt = Path.GetExtension(uploadFileName).ToLower();
if (!config.AllowExtensions.Contains(fileExt))
{
Result.State = UploadState.TypeNotAllow;
return Result;
}
if (file.ContentLength > config.SizeLimit)
{
Result.State = UploadState.SizeLimitExceed;
return Result;
}
try
{
int q = file.ContentLength/1024/1024 > 0.5 ? defaultQuality : 100;
switch (t)
{
case CutImageType.Thumbnail:
{
uploadFileBytes = SunImage.GetImgThumbnail(file.InputStream, width, q, fileExt).GetBuffer();
}; break;
case CutImageType.CutForCustom:
{
uploadFileBytes = SunImage.CutForCustom(file.InputStream, width, height, q, fileExt).GetBuffer();
}; break;
case CutImageType.CutForSquare:
{
uploadFileBytes = SunImage.CutForSquare(file.InputStream, width, q, fileExt).GetBuffer();
}; break;
default:
{
if (q != 100)
uploadFileBytes = SunImage.ImgReduce(file.InputStream, q, fileExt).GetBuffer();
else
{
uploadFileBytes = new byte[file.ContentLength];
file.InputStream.Read(uploadFileBytes, 0, file.ContentLength);
}
}; break;
}
}
catch (Exception)
{
Result.State = UploadState.NetworkError;
return Result;
}
}
Result.OriginFileName = uploadFileName;
var savePath = config.PathFormat + DateTime.Now.ToString("yyyy/MM/");
savePath += Guid.NewGuid() + fileExt;
var localPath = Server.MapPath(savePath);
try
{
if (!Directory.Exists(Path.GetDirectoryName(localPath)))
{
Directory.CreateDirectory(Path.GetDirectoryName(localPath));
}
File.WriteAllBytes(localPath, uploadFileBytes);
Result.Url = savePath;
Result.State = UploadState.Success;
}
catch (Exception e)
{
Result.State = UploadState.FileAccessError;
Result.ErrorMessage = e.Message;
}
return Result;
}
