コード例 #1
0
        public async Task <IActionResult> UpdatePhoto(IFormFile image)
        {
            var userId = HttpContext.GetUserId();
            var user   = await _dbContext.Users.FirstOrDefaultAsync(x => x.Id == userId);

            if (user == null || userId == 0)
            {
                return(Unauthorized());
            }

            int limitSize = User.Identity.IsAuthenticated ? 100 : 15;

            var size = image.Length;

            if (size > limitSize * 1000 * 1000 || size == 0)
            {
                return(BadRequest(new ApiResultCode("INVALID_SIZE", $"Supports less {limitSize} MB", true)
                {
                    OperationId = _currentOperation.GetCurrentOperationId()
                }));
            }

            var stream = image.OpenReadStream();

            stream.Position = 0;

            var memoryStream = new MemoryStream();
            await stream.CopyToAsync(memoryStream);

            var bytes = memoryStream.ToArray();

            var uploadEntity = new Upload
            {
                Id          = Guid.NewGuid().ToString(),
                Extension   = System.IO.Path.GetExtension(image.FileName),
                SizeInBytes = (int)size,
                ContentType = image.ContentType
            };
            var photoMedia = _fileMetadataReader.GetPhotoMetaData(bytes, image.FileName);

            if (photoMedia != null)
            {
                uploadEntity.Width  = photoMedia.Width;
                uploadEntity.Height = photoMedia.Height;
                uploadEntity.Type   = Upload.Types.Photo;
            }
            memoryStream.Position = 0;
            await _storageProvider.UploadAsync(memoryStream, $"{uploadEntity.Id}{uploadEntity.Extension}");

            var context = new UploadCreateContext
            {
                Upload = uploadEntity
            };

            var result = await _commandHandler.Execute(context);

            if (result.IsSuccess)
            {
                var model = new PhotoUploadModel
                {
                    Id          = context.Upload.Id.ToString(),
                    SizeInBytes = context.Upload.SizeInBytes,
                    Extension   = context.Upload.Extension,
                    Width       = context.Upload.Width,
                    Height      = context.Upload.Height
                };
                user.PhotoUploadId = model.Id;
                await _dbContext.SaveChangesAsync();

                return(Ok(model));
            }
            return(BadRequest());
        }
コード例 #2
0
        public async Task <IActionResult> Post(IFormFile file)
        {
            try
            {
                int limitSize = User.Identity.IsAuthenticated ? 100 : 15;

                var size = file.Length;
                if (size > limitSize * 1000 * 1000 || size == 0)
                {
                    //_logger.Error($"INVALID_SIZE Supports less {limitSize} MB");

                    return(BadRequest(new ApiResultCode("INVALID_SIZE", $"Supports less {limitSize} MB", true)
                    {
                        OperationId = _currentOperation.GetCurrentOperationId()
                    }));
                }

                var stream = file.OpenReadStream();
                stream.Position = 0;

                var memoryStream = new MemoryStream();
                await stream.CopyToAsync(memoryStream);

                var bytes = memoryStream.ToArray();

                var uploadEntity = new Upload
                {
                    Id          = Guid.NewGuid().ToString(),
                    Extension   = Path.GetExtension(file.FileName),
                    SizeInBytes = (int)size,
                    ContentType = file.ContentType
                };

                MediaTypes mediaType;
                try
                {
                    mediaType = _fileMetadataReader.GetMediaType(bytes, file.FileName);
                }
                catch
                {
                    mediaType = MediaTypes.Video;
                }
                if (mediaType == MediaTypes.Audio)
                {
                    var audioMetadata = _fileMetadataReader.GetAudioMetaData(bytes, file.FileName);
                    if (audioMetadata != null)
                    {
                        uploadEntity.Bitrate  = audioMetadata.Bitrate;
                        uploadEntity.Duration = audioMetadata.Duration;
                        uploadEntity.Type     = Upload.Types.Audio;
                    }
                }
                else if (mediaType == MediaTypes.Photo)
                {
                    var photoMetadata = _fileMetadataReader.GetPhotoMetaData(bytes, file.FileName);
                    if (photoMetadata != null)
                    {
                        uploadEntity.Width  = photoMetadata.Width;
                        uploadEntity.Height = photoMetadata.Height;
                        uploadEntity.Type   = Upload.Types.Photo;
                    }
                }

                else if ((int)mediaType == 3 || mediaType == MediaTypes.Video)
                {
                    var videoMetadata = _fileMetadataReader.GetVideoMetaData(bytes, file.FileName);
                    if (videoMetadata != null)
                    {
                        uploadEntity.Width    = videoMetadata.Width;
                        uploadEntity.Height   = videoMetadata.Height;
                        uploadEntity.Duration = videoMetadata.Duration;
                        uploadEntity.Type     = Upload.Types.Video;
                    }
                }

                else
                {
                    return(BadRequest(new ApiResultCode("INVALID_FILE", "Некорректный файл")));
                }

                memoryStream.Position = 0;
                await _storageProvider.UploadAsync(memoryStream, $"{uploadEntity.Id}{uploadEntity.Extension}");

                var context = new UploadCreateContext
                {
                    Upload = uploadEntity
                };

                var result = await _commandHandler.Execute(context);

                if (result.IsSuccess)
                {
                    if (mediaType == MediaTypes.Photo)
                    {
                        var model = new PhotoUploadModel
                        {
                            Id          = context.Upload.Id.ToString(),
                            SizeInBytes = context.Upload.SizeInBytes,
                            Extension   = context.Upload.Extension,
                            Width       = context.Upload.Width,
                            Height      = context.Upload.Height
                        };
                        return(Ok(model));
                    }

                    if ((int)mediaType == 3)
                    {
                        var model = new VideoUploadModel
                        {
                            Id          = context.Upload.Id.ToString(),
                            SizeInBytes = context.Upload.SizeInBytes,
                            Extension   = context.Upload.Extension,
                            Width       = context.Upload.Width,
                            Height      = context.Upload.Height,
                            Duration    = context.Upload.Duration,
                            ContentType = context.Upload.ContentType
                        };
                        return(Ok(model));
                    }

                    return(Ok(new UploadModel
                    {
                        Extension = context.Upload.Extension,
                        Id = context.Upload.Id,
                        SizeInBytes = context.Upload.SizeInBytes
                    }));
                }
                else
                {
                    return(BadRequest(new ApiResultCode(result)));
                }
            }
            catch (Exception e)
            {
                return(BadRequest($"{e.Message}: {e.ToString()}"));
            }
        }