md5 加解密
using JGDJWeb.Model;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Security.Cryptography;
using System.Text;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Xml;
using System.Text.RegularExpressions; namespace JGDJWeb.Helper
{
public static class Encrypt
{
#region 加密解密方法
public static string Key = "DKMAB5DE";//加密密钥必须为8位
/// <summary>
/// 加密方法
/// </summary>
/// <param name="pToEncrypt"></param>
/// <returns></returns>
public static string MD5Encrypt(string pToEncrypt)
{
if (string.IsNullOrEmpty(pToEncrypt))
return "";
DESCryptoServiceProvider des = new DESCryptoServiceProvider();
byte[] inputByteArray = Encoding.Default.GetBytes(pToEncrypt);
des.Key = ASCIIEncoding.ASCII.GetBytes(Key);
des.IV = ASCIIEncoding.ASCII.GetBytes(Key);
MemoryStream ms = new MemoryStream();
CryptoStream cs = new CryptoStream(ms, des.CreateEncryptor(), CryptoStreamMode.Write);
cs.Write(inputByteArray, 0, inputByteArray.Length);
cs.FlushFinalBlock();
StringBuilder ret = new StringBuilder();
foreach (byte b in ms.ToArray())
{
ret.AppendFormat("{0:X2}", b);
}
ret.ToString();
return ret.ToString(); }
/// <summary>
/// 解密算法
/// </summary>
/// <param name="pToDecrypt"></param>
/// <returns></returns>
public static string MD5Decrypt(string pToDecrypt)
{
DESCryptoServiceProvider des = new DESCryptoServiceProvider();
byte[] inputByteArray = new byte[pToDecrypt.Length / 2];
for (int x = 0; x < pToDecrypt.Length / 2; x++)
{
int i = (Convert.ToInt32(pToDecrypt.Substring(x * 2, 2), 16));
inputByteArray[x] = (byte)i;
}
des.Key = ASCIIEncoding.ASCII.GetBytes(Key);
des.IV = ASCIIEncoding.ASCII.GetBytes(Key);
MemoryStream ms = new MemoryStream();
CryptoStream cs = new CryptoStream(ms, des.CreateDecryptor(), CryptoStreamMode.Write);
cs.Write(inputByteArray, 0, inputByteArray.Length);
cs.FlushFinalBlock();
StringBuilder ret = new StringBuilder();
return System.Text.Encoding.ASCII.GetString(ms.ToArray());
}
#endregion public static JY_Newss getNews(string newsNo)
{
using (var context = new JGDJEntities())
{
try
{
return context.JY_Newss.Where(c => c.NewsNo == newsNo).First();
}
catch (Exception e)
{
return new JY_Newss();
}
}
} public static string subContent(string content,int length)
{
if (content.Length > length)
{
//content= NoHTML(content);
content = content.Substring(0, length)+"...";
}
return content;
} public static string NoHTML(string Htmlstring)
{
////删除脚本
//Htmlstring = Regex.Replace(Htmlstring, @"<script[^>]*?>.*?</script>", "", RegexOptions.IgnoreCase);
////删除style
//Htmlstring = Regex.Replace(Htmlstring, @"<style[^>]*?>.*?</style>", "", RegexOptions.IgnoreCase);
////删除HTML
//Htmlstring = Regex.Replace(Htmlstring, @"<(.[^>]*)>", "", RegexOptions.IgnoreCase);
//Htmlstring = Regex.Replace(Htmlstring, @"([\r\n])[\s]+", "", RegexOptions.IgnoreCase);
//Htmlstring = Regex.Replace(Htmlstring, @"-->", "", RegexOptions.IgnoreCase);
//Htmlstring = Regex.Replace(Htmlstring, @"<!--.*", "", RegexOptions.IgnoreCase);
//Htmlstring = Regex.Replace(Htmlstring, @"&(quot|#34);", "\"", RegexOptions.IgnoreCase);
//Htmlstring = Regex.Replace(Htmlstring, @"&(amp|#38);", "&", RegexOptions.IgnoreCase);
//Htmlstring = Regex.Replace(Htmlstring, @"&(lt|#60);", "<", RegexOptions.IgnoreCase);
//Htmlstring = Regex.Replace(Htmlstring, @"&(gt|#62);", ">", RegexOptions.IgnoreCase);
//Htmlstring = Regex.Replace(Htmlstring, @"&(nbsp|#160);", " ", RegexOptions.IgnoreCase);
//Htmlstring = Regex.Replace(Htmlstring, @"&(iexcl|#161);", "\xa1", RegexOptions.IgnoreCase);
//Htmlstring = Regex.Replace(Htmlstring, @"&(cent|#162);", "\xa2", RegexOptions.IgnoreCase);
//Htmlstring = Regex.Replace(Htmlstring, @"&(pound|#163);", "\xa3", RegexOptions.IgnoreCase);
//Htmlstring = Regex.Replace(Htmlstring, @"&(copy|#169);", "\xa9", RegexOptions.IgnoreCase);
//Htmlstring = Regex.Replace(Htmlstring, @"&#(\d+);", "", RegexOptions.IgnoreCase);
//Htmlstring.Replace("<", "");
//Htmlstring.Replace(">", "");
//Htmlstring.Replace("\r\n", ""); /*
* 最好把所有的特殊HTML标记都找出来，然后把与其相对应的Unicode字符一起影射到Hash表内，最后一起都替换掉
*/
//先单独测试,成功后,再把所有模式合并
//注:这两个必须单独处理
//去掉嵌套了HTML标记的JavaScript:(<script)[\\s\\S]*(</script>)
//去掉css标记:(<style)[\\s\\S]*(</style>)
//去掉css标记:\\..*\\{[\\s\\S]*\\}
Htmlstring = Regex.Replace(Htmlstring, "(<script)[\\s\\S]*?(</script>)|(<style)[\\s\\S]*?(</style>)", " ", RegexOptions.IgnoreCase);
//htmlStream = RemoveTag(htmlStream, "script");
//htmlStream = RemoveTag(htmlStream, "style");
//去掉普通HTML标记:<[^>]+>
//替换空格: |&|­| |
Htmlstring = Regex.Replace(Htmlstring, "<[^>]+>| |&|­| ||•|<|>", " ", RegexOptions.IgnoreCase);
//htmlStream = RemoveTag(htmlStream);
//替换左尖括号
//htmlStream = Regex.Replace(htmlStream, "<", "<");
//替换右尖括号
//htmlStream = Regex.Replace(htmlStream, ">", ">");
//替换空行
//htmlStream = Regex.Replace(htmlStream, "[\n|\r|\t]", " ");//[\n|\r][\t*| *]*[\n|\r]
Htmlstring = Regex.Replace(Htmlstring, "(\r\n[\r|\n|\t| ]*\r\n)|(\n[\r|\n|\t| ]*\n)", "\r\n");
Htmlstring = Regex.Replace(Htmlstring, "[\t| ]{1,}", " ");
Htmlstring = HttpContext.Current.Server.HtmlEncode(Htmlstring).Trim();
return Htmlstring;
} public static string GetXML(string type)
{
string classNo = "";
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(AppDomain.CurrentDomain.SetupInformation.ApplicationBase +"/XML/Menu.xml");
XmlNodeList xnl = xmlDoc["root"].ChildNodes;
foreach (XmlNode lastNode in xnl)
{
if (type == lastNode.Attributes["id"].Value.ToString())
{
foreach (XmlNode node in lastNode.ChildNodes)
{
classNo = node.InnerText;
}
classNo = MD5Encrypt(classNo);
}
}
return classNo;
} public static string GetClientIP()
{
string result = HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"];
if (null == result || result == String.Empty)
{
result = HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"];
} if (null == result || result == String.Empty)
{
result = HttpContext.Current.Request.UserHostAddress;
}
return result;
} public static void UpdateClick(string newsNo)
{
using (var context = new JGDJEntities())
{
var news = context.JY_Newss.Where(j => j.NewsNo == newsNo).FirstOrDefault();
if (news != null)
{
if (news.Click == null)
{
news.Click = 1;
}
else
{
news.Click += 1;
}
var clickD = new JY_NewsClick_D();
clickD.CDate = int.Parse(DateTime.Now.ToString("yyyyMMdd"));
clickD.NewsID = news.NewsID;
clickD.CreateTime = DateTime.Now;
clickD.IP = GetClientIP();
context.JY_NewsClick_D.AddObject(clickD);
var clickY = context.JY_NewsClick_Y.Where(j => j.NewsID == news.NewsID&&j.Years==DateTime.Now.Year).FirstOrDefault();
if (clickY != null)
{
switch (DateTime.Now.Month)
{
case 1: clickY.M1 = clickY.M1 == null ? 1 : (clickY.M1 + 1); break;
case 2: clickY.M2 = clickY.M2 == null ? 1 : (clickY.M2 + 1); break;
case 3: clickY.M3 = clickY.M3 == null ? 1 : (clickY.M3 + 1); break;
case 4: clickY.M4 = clickY.M4 == null ? 1 : (clickY.M4 + 1); break;
case 5: clickY.M5 = clickY.M5 == null ? 1 : (clickY.M5 + 1); break;
case 6: clickY.M6 = clickY.M6 == null ? 1 : (clickY.M6 + 1); break;
case 7: clickY.M7 = clickY.M7 == null ? 1 : (clickY.M7 + 1); break;
case 8: clickY.M8 = clickY.M8 == null ? 1 : (clickY.M8 + 1); break;
case 9: clickY.M9 = clickY.M9 == null ? 1 : (clickY.M9 + 1); break;
case 10: clickY.M10 = clickY.M10 == null ? 1 : (clickY.M10 + 1); break;
case 11: clickY.M11 = clickY.M11 == null ? 1 : (clickY.M11 + 1); break;
case 12: clickY.M12 = clickY.M12 == null ? 1 : (clickY.M12 + 1); break;
}
}
else
{
clickY = new JY_NewsClick_Y();
clickY.NewsID = news.NewsID;
clickY.Years = DateTime.Now.Year;
switch (DateTime.Now.Month)
{
case 1: clickY.M1 = clickY.M1 == null ? 1 : (clickY.M1 + 1); break;
case 2: clickY.M2 = clickY.M2 == null ? 1 : (clickY.M2 + 1); break;
case 3: clickY.M3 = clickY.M3 == null ? 1 : (clickY.M3 + 1); break;
case 4: clickY.M4 = clickY.M4 == null ? 1 : (clickY.M4 + 1); break;
case 5: clickY.M5 = clickY.M5 == null ? 1 : (clickY.M5 + 1); break;
case 6: clickY.M6 = clickY.M6 == null ? 1 : (clickY.M6 + 1); break;
case 7: clickY.M7 = clickY.M7 == null ? 1 : (clickY.M7 + 1); break;
case 8: clickY.M8 = clickY.M8 == null ? 1 : (clickY.M8 + 1); break;
case 9: clickY.M9 = clickY.M9 == null ? 1 : (clickY.M9 + 1); break;
case 10: clickY.M10 = clickY.M10 == null ? 1 : (clickY.M10 + 1); break;
case 11: clickY.M11 = clickY.M11 == null ? 1 : (clickY.M11 + 1); break;
case 12: clickY.M12 = clickY.M12 == null ? 1 : (clickY.M12 + 1); break;
}
context.JY_NewsClick_Y.AddObject(clickY);
}
var classList = context.JY_NewsClass.Where(c => c.NewsNo == news.NewsNo).Select(c => c.ClassNo).ToList();
foreach (var item in classList)
{
var classs = context.JY_News_Classs.Where(j => j.ClassNo == item).FirstOrDefault();
if (classs != null)
{
if (classs.Click == null)
{
classs.Click = 1;
}
else
{
classs.Click += 1;
}
var CclickD = new JY_ClasssClick_D();
CclickD.CDate = int.Parse(DateTime.Now.ToString("yyyyMMdd"));
CclickD.ClassID = classs.ClassID;
context.JY_ClasssClick_D.AddObject(CclickD);
}
var CclickY = context.JY_ClasssClick_Y.Where(j => j.ClassID == classs.ClassID && j.Years == DateTime.Now.Year).FirstOrDefault();
if (CclickY != null)
{
switch (DateTime.Now.Month)
{
case 1: CclickY.M1 = CclickY.M1 == null ? 1 : (CclickY.M1 + 1); break;
case 2: CclickY.M2 = CclickY.M2 == null ? 1 : (CclickY.M2 + 1); break;
case 3: CclickY.M3 = CclickY.M3 == null ? 1 : (CclickY.M3 + 1); break;
case 4: CclickY.M4 = CclickY.M4 == null ? 1 : (CclickY.M4 + 1); break;
case 5: CclickY.M5 = CclickY.M5 == null ? 1 : (CclickY.M5 + 1); break;
case 6: CclickY.M6 = CclickY.M6 == null ? 1 : (CclickY.M6 + 1); break;
case 7: CclickY.M7 = CclickY.M7 == null ? 1 : (CclickY.M7 + 1); break;
case 8: CclickY.M8 = CclickY.M8 == null ? 1 : (CclickY.M8 + 1); break;
case 9: CclickY.M9 = CclickY.M9 == null ? 1 : (CclickY.M9 + 1); break;
case 10: CclickY.M10 = CclickY.M10 == null ? 1 : (CclickY.M10 + 1); break;
case 11: CclickY.M11 = CclickY.M11 == null ? 1 : (CclickY.M11 + 1); break;
case 12: CclickY.M12 = CclickY.M12 == null ? 1 : (CclickY.M12 + 1); break;
}
}
else
{
CclickY = new JY_ClasssClick_Y();
CclickY.ClassID = classs.ClassID;
CclickY.Years = DateTime.Now.Year;
switch (DateTime.Now.Month)
{
case 1: CclickY.M1 = CclickY.M1 == null ? 1 : (CclickY.M1 + 1); break;
case 2: CclickY.M2 = CclickY.M2 == null ? 1 : (CclickY.M2 + 1); break;
case 3: CclickY.M3 = CclickY.M3 == null ? 1 : (CclickY.M3 + 1); break;
case 4: CclickY.M4 = CclickY.M4 == null ? 1 : (CclickY.M4 + 1); break;
case 5: CclickY.M5 = CclickY.M5 == null ? 1 : (CclickY.M5 + 1); break;
case 6: CclickY.M6 = CclickY.M6 == null ? 1 : (CclickY.M6 + 1); break;
case 7: CclickY.M7 = CclickY.M7 == null ? 1 : (CclickY.M7 + 1); break;
case 8: CclickY.M8 = CclickY.M8 == null ? 1 : (CclickY.M8 + 1); break;
case 9: CclickY.M9 = CclickY.M9 == null ? 1 : (CclickY.M9 + 1); break;
case 10: CclickY.M10 = CclickY.M10 == null ? 1 : (CclickY.M10 + 1); break;
case 11: CclickY.M11 = CclickY.M11 == null ? 1 : (CclickY.M11 + 1); break;
case 12: CclickY.M12 = CclickY.M12 == null ? 1 : (CclickY.M12 + 1); break;
}
context.JY_ClasssClick_Y.AddObject(CclickY);
}
}
context.SaveChanges();
}
}
} }
}
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