private static void LogToExceptionFile(List <LogInfo> exceptions)
{
StringBuilder sb = new StringBuilder();
foreach (LogInfo logInfo in exceptions)
{
sb.AppendFormat("{0}\t{1}\t{2}\t\r\n{3}\r\n", logInfo.LogTime, logInfo.ThreadId, ((Exception)logInfo.Message).Message, ((Exception)logInfo.Message).StackTrace);
}
if (_exceptionWriter == null)
{
string file =
FilePathUtil.GetMapPath("/log/" + DateTime.Now.ToString("yyyyMMdd") + "ex." +
LogFileExtendName);
FileInfo fileInfo = new FileInfo(file);
if (!fileInfo.Directory.Exists)
{
fileInfo.Directory.Create();
}
_exceptionWriter = new global::System.IO.StreamWriter(file, true, Encoding.UTF8);
}
_exceptionWriter.Write(sb.ToString());
}
/// <summary>
/// 上传并保存文件 表单别忘记加 enctype="multipart/form-data"
/// </summary>
/// <param name="savePath">保存路径 请以/结尾</param>
/// <param name="supportExts">支持的扩展名 |分割 如：JPG|GIF ,留空上传任意文件</param>
/// <param name="useOriginalFileName">使用上传的文件名</param>
/// <param name="overwite">同名文件是否覆盖</param>
/// <returns></returns>
public static IList <string> UploadFiles(string savePath, string supportExts, bool useOriginalFileName, bool overwite)
{
if (!string.IsNullOrEmpty(supportExts))
{
for (int i = 0; i < HttpContext.Current.Request.Files.Count; i++)
{
HttpPostedFile file = HttpContext.Current.Request.Files[i];
string extname = FilePathUtil.GetFileExtName(file.FileName);
if (string.IsNullOrEmpty(extname))
{
throw new Exception(string.Format("{0} 文件扩展名不存在", file.FileName));
}
if (!Utils.InArray(extname.Trim('.'), supportExts, "|", true))
{
throw new SecurityException(string.Format("没权限上传 {0} 格式的文件 ", extname));
}
}
}
string path = savePath;
if (!path.Contains(":"))
{
path = FilePathUtil.GetMapPath(savePath);
}
IList <string> list = new List <string>();
for (int i = 0; i < HttpContext.Current.Request.Files.Count; i++)
{
HttpPostedFile file = HttpContext.Current.Request.Files[i];
string extname = FilePathUtil.GetFileExtName(file.FileName);
string filename = "";
if (useOriginalFileName)
{
filename = path + file.FileName.Substring(file.FileName.Replace("\\", "/").LastIndexOf("/") + 1);
}
else
{
filename = path + DateTime.Now.ToString("yyyyMMddHHmmss") + RNG.Next(10000, 99999) + extname;
}
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
if (FilePathUtil.FileExists(filename))
{
if (overwite)
{
File.Delete(filename);
}
else
{
throw new Exception(string.Format("{0} 已经存在", filename));
}
}
file.SaveAs(filename);
list.Add(filename);
}
return(list);
}
