/// <summary>
/// 保存上传文件
/// </summary>
/// <param name="DirectoryVirtualPath">目录虚拟路径</param>
/// <param name="FileName">文件名称</param>
/// <param name="FilePostName">文件上传名称</param>
/// <param name="FileSaveUrl">文件保存后的网络地址</param>
/// <param name="AddTime">是否在文件名称后加时间</param>
/// <param name="CreateDateFolder">是否分时间文件夹存储文件</param>
/// <param name="AddDomainName">是否返回带域名的网络地址</param>
public static bool SaveUploadFile(string DirectoryVirtualPath, string FileName, string FilePostName, out string FileSaveUrl, bool AddTime = false, bool CreateDateFolder = true, bool AddDomainName = false)
{
HttpRequest Request = HttpContext.Current.Request;
FileSaveUrl = string.Empty;
if (!string.IsNullOrEmpty(DirectoryVirtualPath))
{
int m = 0;
if (Request.Files.Count > 0)
{
if (CreateDateFolder)
{
DirectoryVirtualPath += @"/" + DateTime.Today.ToString("yyyy-MM");
}
FileHelper.FolderHelper.CreateFolder(Request.MapPath(DirectoryVirtualPath));
foreach (string FileKey in Request.Files.Keys)
{
if (FileKey.Contains(FilePostName))
{
if (Request.Files[FileKey].ContentLength > 0)
{
m++;
string FileType = string.Empty;
string[] FileTypeCollection = Request.Files[FileKey].ContentType.Split('/');
if (FileTypeCollection.Length > 1)
{
FileType = FileTypeCollection[1].ToLower();
switch (FileType)
{
case "pjpeg":
FileType = "jpeg";
break;
case "x-png":
FileType = "png";
break;
case "octet-stream":
int FileTypeIndex = Request.Files[FileKey].FileName.LastIndexOf('.');
if ((FileTypeIndex > 0) && (FileTypeIndex + 1 < Request.Files[FileKey].FileName.Length))
{
FileType = Request.Files[FileKey].FileName.Substring(FileTypeIndex + 1);
}
break;
}
}
else
{
int FileTypeIndex = Request.Files[FileKey].FileName.LastIndexOf('.');
if ((FileTypeIndex > 0) && (FileTypeIndex + 1 < Request.Files[FileKey].FileName.Length))
{
FileType = Request.Files[FileKey].FileName.Substring(FileTypeIndex + 1);
}
}
string FileUrl = DirectoryVirtualPath + "/" + FileName + "-" + m.ToString() + ((AddTime) ? DateTime.Now.ToString("yyyyMMddHHmmss") : string.Empty) + ((string.IsNullOrEmpty(FileType)) ? string.Empty : "." + FileType);
Request.Files[FileKey].SaveAs(Request.MapPath(FileUrl));
if (!string.IsNullOrEmpty(FileSaveUrl))
{
FileSaveUrl += ",";
}
FileSaveUrl += FileUrl;
}
}
}
}
if (m <= 0)
{
return(false);
}
if (AddDomainName)
{
if (FileSaveUrl.Substring(0, 1) != "/")
{
if (FileSaveUrl.Substring(0, 2) == "~/")
{
FileSaveUrl = FileSaveUrl.Substring(1);
}
else
{
FileSaveUrl = "/" + FileSaveUrl;
}
}
FileSaveUrl = "http://" + HttpContext.Current.Request.Url.Authority + FileSaveUrl;
}
return(true);
}
else
{
return(false);
}
}
