private async Task <LinFileResource> HandleFile(IFormFile file)
{
var md5 = FileHelper.GenerateMd5(file);
var linFile = await _linFileRepository.GetFileByMd5(md5);
if (linFile == null)
{
var(realName, relativePath, absolutePath) = _fileService.GetStorePath(file);
linFile = new LinFile
{
Name = realName,
Path = relativePath,
Extension = FileHelper.GetFileExtension(file),
Size = FileHelper.GetFileSize(file),
Md5 = md5
};
_fileService.SaveFile(file, absolutePath);
_linFileRepository.Add(linFile);
await UnitOfWork.SaveAsync();
}
var resource = new LinFileResource
{
Key = file.Name,
Id = linFile.Id,
Path = linFile.Path,
Url = Path.Combine(_fileService.StoreDir, linFile.Path)
};
return(resource);
}
/// <summary>
/// 本地文件上传，秒传（根据lin_file表中的md5,与当前文件的路径是否在本地），如果不在，重新上传，覆盖文件表记录
/// </summary>
/// <param name="file"></param>
/// <param name="key"></param>
/// <returns></returns>
public async Task <FileDto> UploadAsync(IFormFile file, int key = 0)
{
string md5 = LinCmsUtils.GetHash <MD5>(file.OpenReadStream());
LinFile linFile = await _fileRepository.Where(r => r.Md5 == md5 && r.Type == 1).OrderByDescending(r => r.CreateTime).FirstAsync();
if (linFile != null && File.Exists(Path.Combine(_hostingEnv.WebRootPath, linFile.Path)))
{
return(new FileDto
{
Id = linFile.Id,
Key = "file_" + key,
Path = linFile.Path,
Url = _fileStorageOption.LocalFile.Host + linFile.Path
});
}
long id;
var(path, len) = await this.LocalUploadAsync(file);
if (linFile == null)
{
LinFile saveLinFile = new LinFile()
{
Extension = Path.GetExtension(file.FileName),
Md5 = md5,
Name = file.FileName,
Path = path,
Type = 1,
Size = len
};
id = (await _fileRepository.InsertAsync(saveLinFile)).Id;
}
else
{
linFile.Path = path;
await _fileRepository.UpdateAsync(linFile);
id = linFile.Id;
}
return(new FileDto
{
Id = id,
Key = "file_" + key,
Path = path,
Url = _fileStorageOption.LocalFile.Host + path
});
}
/// <summary>
/// 上传文件至七牛云
/// </summary>
/// <param name="file">单个文件</param>
/// <param name="key"></param>
/// <returns></returns>
public FileDto Upload(IFormFile file, int key = 0)
{
string md5 = LinCmsUtils.GetHash <MD5>(file.OpenReadStream());
LinFile linFile = _freeSql.Select <LinFile>().Where(r => r.Md5 == md5 && r.Type == 2).First();
if (linFile != null)
{
return(new FileDto
{
Id = linFile.Id,
Key = "file_" + key,
Path = linFile.Path,
Url = _configuration[LinConsts.Qiniu.Host] + linFile.Path
});
}
string fileName = ContentDispositionHeaderValue
.Parse(file.ContentDisposition)
.FileName.Trim().ToString();
string extension = Path.GetExtension(fileName);
string path = this.UploadToQiniu(file);
long size = 0;
LinFile saveLinFile = new LinFile()
{
Extension = extension,
Md5 = md5,
Name = fileName,
Path = path,
Type = 2,
CreateTime = DateTime.Now,
Size = size
};
long id = _freeSql.Insert(saveLinFile).ExecuteIdentity();
return(new FileDto
{
Id = (int)id,
Key = "file_" + key,
Path = path,
Url = _configuration[LinConsts.Qiniu.Host] + path
});
}
/// <summary>
/// 上传文件至七牛云，如果本地存在这条记录，直接返回文件的信息
/// </summary>
/// <param name="file">单个文件</param>
/// <param name="key"></param>
/// <returns></returns>
public async Task <FileDto> UploadAsync(IFormFile file, int key = 0)
{
string md5 = LinCmsUtils.GetHash <MD5>(file.OpenReadStream());
LinFile linFile = await _fileRepository.Where(r => r.Md5 == md5 && r.Type == 2).FirstAsync();
if (linFile != null)
{
return(new FileDto
{
Id = linFile.Id,
Key = "file_" + key,
Path = linFile.Path,
Url = _fileStorageOption.Qiniu.Host + linFile.Path
});
}
string path = this.QiniuUpload(file);
LinFile saveLinFile = new LinFile()
{
Extension = Path.GetExtension(file.FileName),
Md5 = md5,
Name = file.FileName,
Path = path,
Type = 2,
Size = file.Length,
};
long id = (await _fileRepository.InsertAsync(saveLinFile)).Id;
return(new FileDto
{
Id = id,
Key = "file_" + key,
Path = path,
Url = _fileStorageOption.Qiniu.Host + path
});
}
public FileDto Upload(IFormFile file, int key = 0)
{
string domainUrl = _configuration[LinConsts.SITE_DOMAIN];
string fileDir = _configuration[LinConsts.File.STORE_DIR];
string md5 = LinCmsUtils.GetHash <MD5>(file.OpenReadStream());
LinFile linFile = _freeSql.Select <LinFile>().Where(r => r.Md5 == md5 && r.Type == 1).OrderByDescending(r => r.CreateTime).First();
if (linFile != null && File.Exists(Path.Combine(_hostingEnv.WebRootPath, fileDir, linFile.Path)))
{
return(new FileDto
{
Id = linFile.Id,
Key = "file_" + key,
Path = linFile.Path,
Url = domainUrl + fileDir + "/" + linFile.Path
});
}
string fileName = ContentDispositionHeaderValue.Parse(file.ContentDisposition).FileName.Trim().ToString();
string extension = Path.GetExtension(fileName);
string now = DateTime.Now.ToString("yyy/MM/dd");
string newSaveName = Guid.NewGuid() + extension;
string savePath = Path.Combine(_hostingEnv.WebRootPath, fileDir, now);
if (!Directory.Exists(savePath))
{
Directory.CreateDirectory(savePath);
}
long len;
using (FileStream fs = File.Create(Path.Combine(savePath, newSaveName)))
{
file.CopyTo(fs);
len = fs.Length;
fs.Flush();
}
long id;
string path = Path.Combine(now, newSaveName).Replace("\\", "/");
if (linFile == null)
{
LinFile saveLinFile = new LinFile()
{
Extension = Path.GetExtension(fileName),
Md5 = md5,
Name = fileName,
Path = path,
Type = 1,
CreateTime = DateTime.Now,
Size = len
};
id = _freeSql.Insert(saveLinFile).ExecuteIdentity();
}
else
{
_freeSql.Update <LinFile>(linFile.Id).Set(a => a.Path, path).ExecuteAffrows();
id = linFile.Id;
}
return(new FileDto
{
Id = (int)id,
Key = "file_" + key,
Path = path,
Url = domainUrl + "/" + fileDir + "/" + path
});
}
public List <FileDto> Upload(IFormFile file, int key = 0)
{
string domainUrl = _configuration["SITE_DOMAIN"];
string fileDir = _configuration["FILE:STORE_DIR"];
string md5 = LinCmsUtils.GetHash <MD5>(file.OpenReadStream());
LinFile linFile = _freeSql.Select <LinFile>().Where(r => r.Md5 == md5).First();
if (linFile != null)
{
return(new List <FileDto>
{
new FileDto
{
Id = linFile.Id,
Key = "file_" + key,
Path = linFile.Path,
Url = domainUrl + "/" + _configuration["FILE:STORE_DIR"] + "/" + linFile.Path
}
});
}
string filename = ContentDispositionHeaderValue.Parse(file.ContentDisposition).FileName.Trim().ToString();
DateTime now = DateTime.Now;
string newSaveName = Guid.NewGuid() + Path.GetExtension(filename);
string savePath = Path.Combine(_hostingEnv.WebRootPath, fileDir, now.ToString("yyy/MM/dd"));
if (!Directory.Exists(savePath))
{
Directory.CreateDirectory(savePath);
}
int len;
using (FileStream fs = System.IO.File.Create(Path.Combine(savePath, newSaveName)))
{
file.CopyTo(fs);
len = (int)fs.Length;
fs.Flush();
}
LinFile saveLinFile = new LinFile()
{
Extension = Path.GetExtension(filename),
Md5 = md5,
Name = filename,
Path = Path.Combine(now.ToString("yyy/MM/dd"), newSaveName).Replace("\\", "/"),
Type = 1,
CreateTime = DateTime.Now,
Size = len
};
long id = _freeSql.Insert(saveLinFile).ExecuteIdentity();
return(new List <FileDto>
{
new FileDto
{
Id = (int)id,
Key = "file_" + key,
Path = saveLinFile.Path,
Url = domainUrl + "/" + fileDir + "/" + saveLinFile.Path
}
});
}
public void Add(LinFile linFile)
{
_linContext.Add(linFile);
}
