using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Net.Mail;
using System.Data.SqlClient;
using System.IO;
using System.Net;
using System.Threading;
using System.Text;
namespace my
{
public partial class test : System.Web.UI.Page
{
private GetValue TempClass = new GetValue();
private string TempRole = "";
public string msg = "";
protected void Page_Load(object sender, System.EventArgs e)
{
dir_seach(@"\\192.168.0.240\E_Portal1");
dir_seach(@"D:\xml");
}
public void dir_seach(string dir)
{
getFile(dir);
foreach (string f in Directory.GetDirectories(dir))
{
getFile(f);
dir_seach(f);
}
}
private void getFile(string FilePath)
{
string [] f = Directory.GetFiles(FilePath, "*.aspx.cs");
foreach (string file in f)
{
FileInfo ff = new FileInfo(file);
System.Text.Encoding x= TextEncodingType.GetFileEncodeType(file);
string show = string.Format("{1}:{0}<br> ",x,file);
Utility.log(show);
}
}
public static class TextEncodingType
{
/// <summary>
/// 给定文件的路径，读取文件的二进制数据，判断文件的编码类型
/// </summary>
/// <param name=“fileName“>文件路径</param>
/// <returns>文件的编码类型</returns>
public static System.Text.Encoding GetType(string fileName)
{
FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read);
Encoding r = GetType(fs);
fs.Close();
return r;
}
/// <summary>
/// 通过给定的文件流，判断文件的编码类型
/// </summary>
/// <param name=“fs“>文件流</param>
/// <returns>文件的编码类型</returns>
public static System.Text.Encoding GetType(FileStream fs)
{
byte[] Unicode = new byte[] { 0xFF, 0xFE, 0x41 };
byte[] UnicodeBIG = new byte[] { 0xFE, 0xFF, 0x00 };
byte[] UTF8 = new byte[] { 0xEF, 0xBB, 0xBF }; //带BOM
Encoding reVal = Encoding.Default;
BinaryReader r = new BinaryReader(fs, System.Text.Encoding.Default);
int i;
int.TryParse(fs.Length.ToString(), out i);
byte[] ss = r.ReadBytes(i);
if (IsUTF8Bytes(ss) || (ss[0] == 0xEF && ss[1] == 0xBB && ss[2] == 0xBF))
{
reVal = Encoding.UTF8;
}
else if (ss[0] == 0xFE && ss[1] == 0xFF && ss[2] == 0x00)
{
reVal = Encoding.BigEndianUnicode;
}
else if (ss[0] == 0xFF && ss[1] == 0xFE && ss[2] == 0x41)
{
reVal = Encoding.Unicode;
}
r.Close();
return reVal;
}
/// <summary>
/// 判断是否是不带 BOM 的 UTF8 格式
/// </summary>
/// <param name=“data“></param>
/// <returns></returns>
private static bool IsUTF8Bytes(byte[] data)
{
int charByteCounter = 1; //计算当前正分析的字符应还有的字节数
byte curByte; //当前分析的字节.
for (int i = 0; i < data.Length; i++)
{
curByte = data[i];
if (charByteCounter == 1)
{
if (curByte >= 0x80)
{
//判断当前
while (((curByte <<= 1) & 0x80) != 0)
{
charByteCounter++;
}
//标记位首位若为非0 则至少以2个1开始 如:110XXXXX...........1111110X
if (charByteCounter == 1 || charByteCounter > 6)
{
return false;
}
}
}
else
{
//若是UTF-8 此时第一位必须为1
if ((curByte & 0xC0) != 0x80)
{
return false;
}
charByteCounter--;
}
}
if (charByteCounter > 1)
{
throw new Exception("非预期的byte格式");
}
return true;
}
public static System.Text.Encoding GetFileEncodeType(string filename)
{
try
{
System.IO.FileStream fs = new System.IO.FileStream(filename, System.IO.FileMode.Open, System.IO.FileAccess.Read);
System.IO.BinaryReader br = new System.IO.BinaryReader(fs);
Byte[] buffer = br.ReadBytes(2);
if (buffer[0] >= 0xEF)
{
if (buffer[0] == 0xEF && buffer[1] == 0xBB)
{
return System.Text.Encoding.UTF8;
}
else if (buffer[0] == 0xFE && buffer[1] == 0xFF)
{
return System.Text.Encoding.BigEndianUnicode;
}
else if (buffer[0] == 0xFF && buffer[1] == 0xFE)
{
return System.Text.Encoding.Unicode;
}
else
{
return System.Text.Encoding.Default;
}
}
else
{
return System.Text.Encoding.Default;
}
}
catch (Exception ex)
{
throw new Exception(filename, ex);
}
}
}
}
}
