public static string upload(out string str_error, Stream file_stream)
{
str_error = "";
try
{
string result = "";
byte[] data = Misc.ToByteArray(file_stream);
Encoding encoding = Encoding.UTF8;
string content = encoding.GetString(data);
string cloneContent = content;
string delimiter = content.Substring(0, content.IndexOf("\r\n"));
while (cloneContent.IndexOf("---------") != 0)
{
cloneContent = cloneContent.Substring(delimiter.Length + 2);
int index = cloneContent.IndexOf("\r\n\r\n");
string head = cloneContent.Substring(0, index);
Match nameMatch = new Regex(@"(?<=name\=\"")(.*?)(?=\"")").Match(head);
string file_name = nameMatch.Value.Trim().ToLower();
int startIndex = Misc.IndexOf(data, encoding.GetBytes(head), 0) +
encoding.GetBytes(head).Length +
encoding.GetBytes("\r\n\r\n").Length;
byte[] delimiterBytes = encoding.GetBytes("\r\n" + delimiter);
int endIndex = Misc.IndexOf(data, delimiterBytes, startIndex);
int contentLength = endIndex - startIndex;
byte[] fileData = new byte[contentLength];
Buffer.BlockCopy(data, startIndex, fileData, 0, contentLength);
string directory = AppHome.Upload + Guid.NewGuid() + "\\";
if (!Directory.Exists(directory))
{
Directory.CreateDirectory(directory);
}
string file = directory + file_name;
using (FileStream fs = new FileStream(file, FileMode.Create, FileAccess.Write))
{
fs.Write(fileData, 0, contentLength);
fs.Flush();
}
result += file.Substring(AppHome.BaseDirectory.Length - 1) + "*";
cloneContent = cloneContent.Substring(cloneContent.IndexOf(delimiter) + 9);
}
if (result.Length > 0)
{
result = result.Substring(0, result.Length - 1);
result = result.Replace("\\", "/");
}
return(result);
}
catch (Exception ex)
{
str_error = ex.Message;
SystemLog.WriteErrorLog("查询用户信息失败", "1004", ex.Message, ex.StackTrace);
}
return("");
}
