internal FileUploadResult Save(SaveArgs args)
{
FileUploadResult result = new FileUploadResult();
//流长度在关闭释放流之后就取不到了
int length = (int)(args.Stream.Length / 1024);
FileStream fsWrite = null;
Stream stream = null;
string storeFileName;
#region 存储文件
try
{
string targetDir = Path.Combine(_serverRootDir, "FileStore", args.Domain.ToString());
if (Directory.Exists(targetDir) == false)
{
Directory.CreateDirectory(targetDir);
}
storeFileName = Guid.NewGuid().ToString() + args.FileExtension;
string outputFileName = Path.Combine(targetDir, storeFileName);
////Path.Combine 是 \， HTTP 地址用的是 /
////但是序列化时，会对 / 转义成 \/
//result.RelativeUri = "FileStore" + "/" + _site.SiteInfo.Code + "/" + storeFileName;
byte[] buffer = new byte[4096];
fsWrite = new FileStream(outputFileName, FileMode.Create);
stream = args.Stream;
stream.Position = 0;
int read = 0;
do
{
read = stream.Read(buffer, 0, buffer.Length);
fsWrite.Write(buffer, 0, read);
} while (read > 0);
}
catch (Exception ex)
{
_exceptionHandling.HandleException(ex);
result.Message = ex.Message;
result.Success = false;
return(result);
}
finally
{
if (fsWrite != null)
{
fsWrite.Flush();
fsWrite.Close();
fsWrite.Dispose();
}
if (stream != null)
{
stream.Close();
stream.Dispose();
}
}
#endregion
//存储数据库记录
FileRecord record = new FileRecord();
record.Id = args.Id;
record.Domain = args.Domain;
record.FileName = args.FileName;
record.StoredFileName = storeFileName;
record.Length = length;
record.MD5 = args.MD5;
record.UploadDate = args.UploadDate;
record.UploadIPAddress = args.UploadIPAddress;
_dataBase.Insert(record);
result.Success = true;
result.Id = args.Id;
result.StoreFilePath = String.Format("FileStore/{0}/{1}", args.Domain, storeFileName);
return(result);
}
internal GetMemberQRCodeImageResult GetMemberQRCodeImage(string serverRootDir, GetCampaign_MemberQRCodeImageArgs args)
{
GetMemberQRCodeImageResult result = new GetMemberQRCodeImageResult();
if (args == null || String.IsNullOrEmpty(args.LandingUrl))
{
result.Message = "参数不正确";
return(result);
}
MemberEntity member = _memberManager.GetMember(args.MemberId);
if (member == null)
{
result.Message = "会员信息不存在";
return(result);
}
FileRecord fileRecord = _fileManager.Get(args.BackgroundImageId);
if (fileRecord == null)
{
result.Message = "背景图信息不存在";
return(result);
}
string backgroundImageFile =
Path.Combine(serverRootDir, String.Format("FileStore/{0}/{1}", args.Domain, fileRecord.StoredFileName));
if (File.Exists(backgroundImageFile) == false)
{
result.Message = "背景图文件不存在";
return(result);
}
FileDownloadAgentArgs downloadArgs = new FileDownloadAgentArgs();
downloadArgs.Domain = args.Domain;
downloadArgs.Url = member.Headimgurl_96;
downloadArgs.ServerRootDir = serverRootDir;
FileDownloadAgentResult downloadResult = _fileManager.Download(downloadArgs);
if (downloadResult.Success == false)
{
result.Message = downloadResult.Message;
return(result);
}
string headImageFile = Path.Combine(serverRootDir, downloadResult.OutputFile);
Image qrImage = null;
Image backgroundImage = null;
Image headImage = null;
try
{
qrImage = QRCodeHelper.GetQRCode(args.LandingUrl);
if (qrImage == null)
{
result.Message = "二维码生成失败。";
return(result);
}
backgroundImage = Image.FromFile(backgroundImageFile);
Graphics g = Graphics.FromImage(backgroundImage);
//qrImage
float x = backgroundImage.Width - qrImage.Width - 20;
float y = backgroundImage.Height - qrImage.Height - 20;
g.DrawImage(qrImage, x, y);
//headImage
x = 20;
y = backgroundImage.Height - 20 - 96;
headImage = Image.FromFile(headImageFile);
g.DrawImage(headImage, x, y, 96, 96);
////nickName
//Font font = new Font("黑体", 35f);
//x = 96 + 40;
//y = backgroundImage.Height - font.Size - 50;
//g.DrawString(member.NickName, font, Brushes.Black, new PointF(x, y));
g.Save();
string targetDir = Path.Combine(serverRootDir, "FileStore", args.Domain.ToString());
string storeFileName = Guid.NewGuid().ToString() + ".jpg";
string outputFileName = Path.Combine(targetDir, storeFileName);
backgroundImage.Save(outputFileName, ImageFormat.Jpeg);
result.Success = true;
result.FileName = String.Format("FileStore/{0}/{1}", args.Domain, storeFileName);
}
catch (Exception ex)
{
result.Message = ex.Message;
}
finally
{
if (qrImage != null)
{
qrImage.Dispose();
}
if (backgroundImage != null)
{
backgroundImage.Dispose();
}
if (headImage != null)
{
headImage.Dispose();
}
}
return(result);
}