// 下面的方法暂时不需要处理
private Task <string> _ProcessUploadFile(
CustomMultipartFormDataStreamProvider provider,
List <string> files,
string fileType,
BusinessImage imgaeRecord,
BusinessFile fileRecord,
string defaultUploadFilesUrl,
Guid mainID,
string relID,
long fileSize
)
{
Request.Content.ReadAsMultipartAsync(provider);
foreach (MultipartFileData file in provider.FileData)
{
files.Add(Path.GetFileName(file.LocalFileName));
#region 持久化关系处理
var localFileName = Path.GetFileName(file.LocalFileName).ToLower();
var saveFileSuffix = Path.GetExtension(file.LocalFileName).ToLower();
var saveFileName = localFileName.Substring((mainID + "_").Length, localFileName.Length - (mainID + "_").Length - saveFileSuffix.Length);
switch (fileType)
{
case "imageFile":
imgaeRecord.Name = saveFileName;
imgaeRecord.UploadPath = defaultUploadFilesUrl;
imgaeRecord.Description = "图形文件";
imgaeRecord.OriginalFileName = localFileName;
imgaeRecord.UploadFileSuffix = saveFileSuffix;
imgaeRecord.UploadedTime = DateTime.Now;
imgaeRecord.FileSize = (long)fileSize;
imgaeRecord.RelevanceObjectID = Guid.Parse(relID);
_ImageService.SaveSingleWithUniquenessRelevanceID(imgaeRecord);
break;
default:
fileRecord.Name = saveFileName;
fileRecord.UploadPath = defaultUploadFilesUrl;
fileRecord.Description = "普通文件";
fileRecord.OriginalFileName = localFileName;
fileRecord.UploadFileSuffix = saveFileSuffix;
fileRecord.AttachmentTimeUploaded = DateTime.Now;
fileRecord.FileSize = (long)fileSize;
fileRecord.RelevanceObjectID = Guid.Parse(relID);
_FileService.SaveSingleWithUniquenessRelevanceID(fileRecord);
break;
}
#endregion
}
return(null);
}
public async Task <HttpResponseMessage> CommonUploadProcess(bool isSingle, string fileType, string relID, string fileName)
{
var defaultUploadFilesUrl = System.Web.HttpContext.Current.Server.MapPath(HttpContext.Current.Request["folder"] + "\\");
var imgaeRecord = new BusinessImage();
var fileRecord = new BusinessFile();
var mainID = Guid.NewGuid();
switch (fileType)
{
case "commonFile":
mainID = fileRecord.ID;
defaultUploadFilesUrl += System.Configuration.ConfigurationManager.AppSettings["DefaultCommonFileUploadUrl"];
break;
case "imageFile":
mainID = imgaeRecord.ID;
defaultUploadFilesUrl += System.Configuration.ConfigurationManager.AppSettings["DefaultCommonImageUploadUrl"];
break;
default:
mainID = fileRecord.ID;
defaultUploadFilesUrl += System.Configuration.ConfigurationManager.AppSettings["DefaultCommonUploadUrl"];
break;
}
if (!Directory.Exists(defaultUploadFilesUrl))
{
Directory.CreateDirectory(defaultUploadFilesUrl);
}
if (!Request.Content.IsMimeMultipartContent())
{
throw new HttpResponseException(HttpStatusCode.UnsupportedMediaType);
}
CustomMultipartFormDataStreamProvider provider = new CustomMultipartFormDataStreamProvider(defaultUploadFilesUrl, mainID + "_"); //mainID + "_"
var initialFileName = fileName.ToLower();
var fileSize = (long)Request.Content.Headers.ContentLength;
var tempFileName = provider.TempFileName;
if (tempFileName != null)
{
initialFileName = tempFileName;
}
List <string> files = new List <string>();
if (initialFileName.ToLower() == fileName.ToLower())
{
try
{
//await _ProcessUploadFile(provider, files, fileType, imgaeRecord, fileRecord, defaultUploadFilesUrl, mainID, relID, fileSize);
await Request.Content.ReadAsMultipartAsync(provider);
foreach (MultipartFileData file in provider.FileData)
{
files.Add(Path.GetFileName(file.LocalFileName));
#region 持久化关系处理
var localFileName = Path.GetFileName(file.LocalFileName).ToLower();
var saveFileSuffix = Path.GetExtension(file.LocalFileName).ToLower();
var saveFileName = localFileName.Substring((mainID + "_").Length, localFileName.Length - (mainID + "_").Length - saveFileSuffix.Length);
switch (fileType)
{
case "imageFile":
imgaeRecord.Name = saveFileName;
imgaeRecord.UploadPath = defaultUploadFilesUrl;
imgaeRecord.Description = "图形文件";
imgaeRecord.OriginalFileName = localFileName;
imgaeRecord.UploadFileSuffix = saveFileSuffix;
imgaeRecord.UploadedTime = DateTime.Now;
imgaeRecord.FileSize = (long)fileSize;
imgaeRecord.RelevanceObjectID = Guid.Parse(relID);
_ImageService.SaveSingleWithUniquenessRelevanceID(imgaeRecord);
break;
default:
fileRecord.Name = saveFileName;
fileRecord.UploadPath = defaultUploadFilesUrl;
fileRecord.Description = "普通文件";
fileRecord.OriginalFileName = localFileName;
fileRecord.UploadFileSuffix = saveFileSuffix;
fileRecord.AttachmentTimeUploaded = DateTime.Now;
fileRecord.FileSize = (long)fileSize;
fileRecord.RelevanceObjectID = Guid.Parse(relID);
_FileService.SaveSingleWithUniquenessRelevanceID(fileRecord);
break;
}
#endregion
}
return(Request.CreateResponse(HttpStatusCode.OK, files));
}
catch (System.Exception e)
{
return(Request.CreateErrorResponse(HttpStatusCode.InternalServerError, e));
}
}
else
{
return(Request.CreateResponse(HttpStatusCode.OK, files));
}
}
