/// <summary>
///下载日志文件压缩包
/// </summary>
/// <returns></returns>
public FileDto DownloadWebLogs()
{
//获取所有的日志文件的路径信息
var logFiles = GetAllLogFiles();
//生成名为WebSiteLogs.zip的压缩包
var zipFileDto = new FileDto("WebSiteLogs.zip", MimeTypeNames.ApplicationZip);
using (var outputZipFileStream = new MemoryStream())
{
using (var zipStream = new ZipArchive(outputZipFileStream, ZipArchiveMode.Create))
{
foreach (var logFile in logFiles)
{
var entry = zipStream.CreateEntry(logFile.Name);
using (var entryStream = entry.Open())
{
using (var fs = new FileStream(logFile.FullName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite, 0x1000, FileOptions.SequentialScan))
{
fs.CopyTo(entryStream);
entryStream.Flush();
}
}
}
}
_dataTempFileCacheManager.SetFile(zipFileDto.FileToken, outputZipFileStream.ToArray());
}
return(zipFileDto);
}
/// <summary>
/// 上传文件到缓存中
/// </summary>
/// <param name="file"></param>
/// <returns></returns>
public async Task <FileUploadOutputDto> UploadTempFile(IFormFile file)
{
await Task.Yield();
//Check input
if (file == null)
{
throw new Exception("File empty");
}
if (file.Length > AppConsts.MaxFileSize)
{
throw new Exception("File cannot be larger than 50mb");
}
byte[] fileBytes;
using (var stream = file.OpenReadStream())
{
fileBytes = stream.GetAllBytes();
}
var tenantId = AbpSession.TenantId;
var storedFile = new DataFileObject(tenantId, fileBytes.ToArray());
_tempFileCacheManager.SetFile(storedFile.Id.ToString(), fileBytes.ToArray());
return(new FileUploadOutputDto
{
FileName = file.FileName,
FileToken = storedFile.Id.ToString(),
FileSize = file.Length
});
}
public UploadProfilePictureOutputDto UploadProfilePicture(FileDto input)
{
try
{
var profilePictureFile = Request.Form.Files.First();
//Check input
if (profilePictureFile == null)
{
throw new UserFriendlyException(L("ProfilePicture_Change_Error"));
}
//上传的图片超过大小限制
if (profilePictureFile.Length > MaxProfilePictureSize)
{
throw new UserFriendlyException(L("ProfilePicture_Warn_SizeLimit", AppConsts.MaxProfilePictureBytesUserFriendlyValue));
}
byte[] fileBytes;
using (var stream = profilePictureFile.OpenReadStream())
{
fileBytes = stream.GetAllBytes();
}
if (!ImageFormatHelper.GetRawImageFormat(fileBytes).IsIn(ImageFormat.Jpeg, ImageFormat.Png, ImageFormat.Gif))
{
throw new Exception("请上传图片文件，仅接受Jpg、PNG、Gif三种格式!");
}
_dataTempFileCacheManager.SetFile(input.FileToken, fileBytes);
using (var bmpImage = new Bitmap(new MemoryStream(fileBytes)))
{
return(new UploadProfilePictureOutputDto
{
FileToken = input.FileToken,
FileName = input.FileName,
FileType = input.FileType,
Width = bmpImage.Width,
Height = bmpImage.Height
});
}
}
catch (UserFriendlyException ex)
{
return(new UploadProfilePictureOutputDto(new ErrorInfo(ex.Message)));
}
}
protected void Save(ExcelPackage excelPackage, FileDto file)
{
_dataTempFileCacheManager.SetFile(file.FileToken, excelPackage.GetAsByteArray());
}
