public ResponsResult Post([FromBody] FileUploadModel model)
{
ResponsResult result = new ResponsResult();
try
{
var ext = System.IO.Path.GetExtension(model.FileName);
if (string.IsNullOrEmpty(ext))
{
ext = ".jpg";
}
string _fileName = $"{model.Type}_{DateTime.Now.ToString("yyyyMMddHHmmssfffffff")}{ext}";
var _virtual = PathServerUtility.Combine(System.Enum.GetName(typeof(FileType), model.Type), model.Id.ToString(), _fileName);
var webApiPath = ConfigLocator.Instance[TbConstant.WebSiteKey] + "/api/UploadBase64File";
var sign = Security.Sign(Domain.Config.TbConstant.UploadKey, _virtual);
model.Picture = Convert.ToBase64String(ImageHandler.ShrinkImage(ImageHandler.Base64ToBytes(model.Picture)));
string response;
if (!string.IsNullOrEmpty(model.WaterMarks))
{
response = HttpUtility.PostString(webApiPath, new { sign = sign, base64 = model.Picture, fileName = _virtual, watermarks = model.WaterMarks }.GetJson(), "application/json");
}
else
{
response = HttpUtility.PostString(webApiPath, new { sign = sign, base64 = model.Picture, fileName = _virtual }.GetJson(), "application/json");
}
var uploadModel = (response.GetModel <ResponsResult>().Data as Newtonsoft.Json.Linq.JObject).ToObject <UploadModel>();
result.Data = uploadModel;
return(result);
}
catch (Exception ex)
{
Log4Net.Error($"[上传图片异常]_:{ex}");
return(result.SetError("上传图片异常"));
}
}
public ResponsResult UploadBase64File([FromBody] ReqModel model)
{
ResponsResult result = new ResponsResult();
if (string.IsNullOrWhiteSpace(model.Base64) || string.IsNullOrEmpty(model.FileName))
{
var di = PathServerUtility.MapPath(TbConstant.DefaultHeadPicture);
FileInfo fi = new FileInfo(di);
UploadModel uploadModel = new UploadModel
{
FileName = fi.Name,
FullName = fi.FullName,
Extension = fi.Extension,
Length = fi.Length,
VirtualPath = model.FileName ?? TbConstant.DefaultHeadPicture,
FullVirtualPath = PathServerUtility.CombineWithRoot(model.FileName ?? TbConstant.DefaultHeadPicture),
};
result.Data = uploadModel;
}
else
{
if (!Security.ValidSign(model.Sign, model.FileName, TbConstant.UploadKey))
{
return(result.SetStatus(ErrorCode.InvalidSign));
}
var filePath = PathServerUtility.MapPath(model.FileName);
FileInfo fi = new FileInfo(filePath);
var bytes = ImageHandler.Base64ToBytes(model.Base64);
if (!fi.Directory.Exists)
{
fi.Directory.Create();
if (!string.IsNullOrEmpty(model.Watermarks))
{
MemoryStream ms = new MemoryStream(bytes);
using (Image image = Image.FromStream(ms))
{
using (Bitmap bitmap = new Bitmap(image.Width, image.Height))
{
using (Graphics graphics = Graphics.FromImage(bitmap))
{
graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
graphics.SmoothingMode = SmoothingMode.HighQuality;
graphics.CompositingQuality = CompositingQuality.HighQuality;
graphics.Clear(Color.Transparent);
graphics.DrawImage(image, new Rectangle(0, 0, image.Width, image.Height), 0, 0,
image.Width, image.Height, GraphicsUnit.Pixel);
StringFormat strFormat = new StringFormat();
strFormat.Alignment = StringAlignment.Center;
graphics.DrawString(model.Watermarks, new Font("华文彩云", 16, FontStyle.Italic | FontStyle.Bold)
, Brushes.Sienna,
new PointF(image.Width / 2, image.Height - image.Height / 8), strFormat);
bitmap.Save(filePath, ImageFormat.Png);
}
}
}
}
}
else
{
using (var fs = fi.Create())
{
fs.Write(bytes, 0, bytes.Length);
fs.Flush(true);
fi.Refresh();
}
}
var webSite = ConfigLocator.Instance[TbConstant.WebSiteKey];
UploadModel uploadModel = new UploadModel
{
FileName = fi.Name,
FullName = fi.FullName,
Extension = fi.Extension,
Length = fi.Length,
VirtualPath = model.FileName,
FullVirtualPath = PathServerUtility.CombineWithRoot(webSite, model.FileName),
};
result.Data = uploadModel;
}
return(result);
}
