/// <summary>
/// local upload file
/// </summary>
/// <param name="uploadOption">upload option</param>
/// <param name="fileOptions">file options</param>
/// <param name="files">files</param>
/// <returns></returns>
public static async Task <UploadResult> LocalUploadAsync(UploadOption uploadOption, List <UploadFile> fileOptions, Dictionary <string, byte[]> files)
{
if (fileOptions.IsNullOrEmpty() || files == null || files.Count <= 0)
{
return(new UploadResult()
{
Code = "400",
ErrorMessage = "没有指定任何上传文件配置或文件信息",
Success = false
});
}
UploadResult result = new UploadResult()
{
Success = true,
Files = new List <UploadFileResult>(0)
};
foreach (var fileItem in files)
{
string fileName = fileItem.Key;
var fileConfig = fileOptions.FirstOrDefault(c => c.FileName == fileName);
if (fileConfig == null)
{
fileConfig = new UploadFile()
{
FileName = fileName,
Rename = false
};
}
var fileResult = await LocalUploadFileAsync(uploadOption, fileConfig, fileItem.Value);
result.Files.Add(fileResult);
}
return(result);
}
static UploadManager()
{
Default = new UploadOption()
{
Remote = false
};
}
/// <summary>
/// local upload file
/// </summary>
/// <param name="uploadOption">upload option</param>
/// <param name="fileOption">file option</param>
/// <param name="file">file</param>
/// <returns></returns>
public static async Task <UploadResult> LocalUploadAsync(UploadOption uploadOption, UploadFile fileOption, byte[] file)
{
var fileResult = await LocalUploadFileAsync(uploadOption, fileOption, file).ConfigureAwait(false);
return(new UploadResult()
{
Code = "200",
Success = true,
Files = new List <UploadFileResult>()
{
fileResult
}
});
}
/// <summary>
/// upload by upload option
/// </summary>
/// <param name="uploadOption">upload option</param>
/// <param name="fileOptions">file options</param>
/// <param name="files">files</param>
/// <param name="parameters">parameters</param>
/// <returns></returns>
public static async Task <UploadResult> UploadByOptionAsync(UploadOption uploadOption, IEnumerable <UploadFile> fileOptions, Dictionary <string, byte[]> files, Dictionary <string, string> parameters = null)
{
if (files == null || files.Count <= 0)
{
throw new ArgumentNullException(nameof(files));
}
if (uploadOption == null)
{
throw new ArgumentNullException(nameof(uploadOption));
}
UploadResult uploadResult = null;
if (uploadOption.Remote)
{
uploadResult = await RemoteUploadAsync(uploadOption.GetRemoteOption(), fileOptions.ToList(), files, parameters).ConfigureAwait(false);
}
else
{
uploadResult = await LocalUploadAsync(uploadOption, fileOptions.ToList(), files).ConfigureAwait(false);
}
return(uploadResult);
}
/// <summary>
/// config default upload
/// </summary>
/// <param name="uploadOption">upload option</param>
public static void ConfigDefaultUpload(UploadOption uploadOption)
{
Default = uploadOption;
}
/// <summary>
/// local upload file
/// </summary>
/// <param name="uploadOption">upload option</param>
/// <param name="fileOption">file option</param>
/// <param name="file">file</param>
/// <returns></returns>
static async Task <UploadFileResult> LocalUploadFileAsync(UploadOption uploadOption, UploadFile fileOption, byte[] file)
{
#region verify parameters
if (uploadOption == null)
{
throw new ArgumentNullException(nameof(uploadOption));
}
if (fileOption == null)
{
throw new ArgumentNullException(nameof(fileOption));
}
#endregion
#region set save path
string savePath = uploadOption.SavePath;
string realSavePath = savePath;
if (realSavePath.IsNullOrEmpty())
{
realSavePath = Directory.GetCurrentDirectory();
}
realSavePath = Path.Combine(realSavePath, fileOption.Folder ?? string.Empty);
if (!Path.IsPathRooted(realSavePath))
{
if (uploadOption.SaveToContentRoot)
{
savePath = Path.Combine(string.IsNullOrWhiteSpace(uploadOption.ContentRootPath) ? "content" : uploadOption.ContentRootPath, realSavePath);
}
realSavePath = Path.Combine(Directory.GetCurrentDirectory(), savePath);
}
if (!Directory.Exists(realSavePath))
{
Directory.CreateDirectory(realSavePath);
}
#endregion
#region file suffix
string suffix = Path.GetExtension(fileOption.FileName).Trim('.');
if (!string.IsNullOrWhiteSpace(fileOption.Suffix))
{
suffix = fileOption.Suffix.Trim('.');
}
#endregion
#region file name
string fileName = Path.GetFileNameWithoutExtension(fileOption.FileName);
if (fileOption.Rename)
{
fileName = Guid.NewGuid().ToInt64().ToString();
}
fileName = string.Format("{0}.{1}", fileName, suffix);
#endregion
#region save file
string fileFullPath = Path.Combine(realSavePath, fileName);
File.WriteAllBytes(fileFullPath, file);
string relativePath = Path.Combine(savePath, fileName);
#endregion
var result = new UploadFileResult()
{
FileName = fileName,
FullPath = fileFullPath,
Suffix = Path.GetExtension(fileName).Trim('.'),
RelativePath = relativePath,
UploadDate = DateTime.Now,
OriginalFileName = fileOption.FileName,
Target = UploadTarget.Local
};
return(await Task.FromResult(result).ConfigureAwait(false));
}
