public async Task <IActionResult> UpImage([FromForm] UploadModel model)
{
if (!ModelState.IsValid)
{
ApiData.code = 1005;
ApiData.msg = ModelState.GetErrMsg();
return(Ok(ApiData));
}
if (Request.Form.Files == null || Request.Form.Files.Count == 0 || !Request.Form.Files[0].IsImage())
{
ApiData.code = 1006;
ApiData.msg = "请上传图片文件";
return(Ok(ApiData));
}
var bucket = _bucketService.GetBucketBayName(model.bucket);
if (bucket == null)
{
ApiData.code = 2001;
ApiData.msg = "bucket错误";
return(Ok(ApiData));
}
IFormFile file = Request.Form.Files[0];
string sha1 = file.GetSHA1();
var item = _bucketImageService.GetSHA1(sha1);
if (item != null)
{
ApiData.code = 0;
ApiData.msg = "上传成功";
ApiData.data = new { url = $"/oss/imagecn{item.visiturl}" };
return(Ok(ApiData));
}
if (!ValidSignature(model.signature, file.GetMD5(), model.VERB))
{
ApiData.code = 1005;
ApiData.msg = "签名验证失败";
return(Ok(ApiData));
}
uint crc32 = Crc32Algorithm.Compute(EncryptorHelper.GetMD5Byte(Guid.NewGuid().ToString()));
var dir = Math.Abs(crc32) % 256;//256个子目录
string f_dir = Math.Abs(crc32).ToString();
string path = System.IO.Path.Combine(MediaItemConfig.RootDir, bucket.name, dir.ToString(), f_dir);
//保存文件并且获取文件的相对存储路径
var image = file.CreateImagePathFromStream(_mediaItemStorage, path);
string visiturl = $"/oss/imagecn/{bucket.name}/{dir}/{f_dir}/{image.NewFileName}";
_bucketImageService.AddImage(new Entities.bucket_image()
{
id = CombGuid.NewGuidAsString(),
bucket_id = bucket.id,
creation_time = DateTime.Now,
ext_name = image.ExtName,
sha1 = sha1,
visiturl = visiturl,
io_path = image.IOPath,
width = image.Width,
height = image.Height,
length = file.Length
});
ApiData.code = 0;
ApiData.msg = "上传成功";
ApiData.data = new { url = visiturl };
await Task.FromResult(0);
return(Ok(ApiData));
}
public async Task <IActionResult> UpImage([FromForm] UploadModel model)
{
#region 数据验证
if (!ModelState.IsValid)
{
return(NoValid());
}
if (Request.Form.Files == null || Request.Form.Files.Count == 0 || !Request.Form.Files[0].IsImage())
{
ApiData.code = 1006;
ApiData.msg = "请上传文件";
return(Ok(ApiData));
}
var bucket = _bucketService.GetBucketBayName(model.bucket);
if (bucket == null)
{
ApiData.code = 2001;
ApiData.msg = "bucket错误";
return(Ok(ApiData));
}
#endregion
IFormFile file = Request.Form.Files[0];
string sha1 = file.GetSHA1();
var item = _bucketImageService.GetSHA1(sha1);
if (item != null)
{
ApiData.code = 0;
ApiData.msg = "上传成功";
ApiData.data = new { url = $"/oss/imagecn{item.VisitUrl}" };
return(Ok(ApiData));
}
if (!ValidSignature(model.signature, file.GetMD5(), model.VERB))
{
ApiData.code = 1005;
ApiData.msg = "签名验证失败";
return(Ok(ApiData));
}
string fileName = Guid.NewGuid().ToString(); //文件名
string visitUrl = $"/{bucket.Name}/{fileName}";
Guid id = CombGuid.NewGuid(); //entityid
//存储目录
string path = System.IO.Path.Combine(MediaItemConfig.RootDir, bucket.Name, DateTime.Today.ToString("yyyy-MM-dd"), id.ToString());
bool compress = false;
if (bucket.IsCompress)
{
if (file.Length > 1024 * 800)
{
compress = true;
}
}
//保存文件并且获取文件的相对存储路径
var image = file.CreateImagePathFromStream(_mediaItemStorage, path, compress, 70);
_bucketImageService.AddImage(new Entities.BucketImage()
{
Id = id,
BucketId = bucket.Id,
CreationTime = DateTime.Now,
FileName = file.Name,
IOPath = image.IOPath,
SHA1 = sha1,
VisitUrl = visitUrl,
Width = image.Width,
Height = image.Height,
ExtName = image.ExtName
});
ApiData.code = 0;
ApiData.msg = "上传成功";
ApiData.data = new { url = $"/oss/imagecn{visitUrl}" };
await Task.FromResult(0);
return(Ok(ApiData));
}
