常用字符串操作类.HTML代码,生成随机数
2007-10-08 13:07
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using System;
using System.Drawing;
using System.Data;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Text.RegularExpressions;
using System.IO;
using System.Drawing.Imaging;
using System.Text;
using System.Web.Security;
namespace 4ec
{
/// <summary>
/// 对一些字符串进行操作的类
/// </summary>
public class StringUtil
{
private static string passWord; //加密字符串
/// <summary>
/// 判断输入是否数字
/// </summary>
/// <param name="num">要判断的字符串</param>
/// <returns></returns>
static public bool VldInt(string num)
{
#region
try
{
Convert.ToInt32(num);
return true;
}
catch { return false; }
#endregion
}
/// <summary>
/// 修改特殊字符
/// </summary>
/// <param name="str">要替换的字符串</param>
/// <returns></returns>
static public string CheckStr(string str)
{
#region
return str.Replace("<br /> ", " ").Replace("&", "&").Replace("'", "'").Replace(@"""", """).Replace(" ", " ").Replace("<", "<").Replace(">", ">").Replace(" ", " ").Replace(" where ", " where ").
Replace(" select ", " select ").Replace(" insert ", " insert ").Replace(" create ", " create ").Replace(" drop ", " drop ").
Replace(" alter ", " alter ").Replace(" delete ", " delete ").Replace(" update ", " update ").Replace(" or ", " or ").Replace(""", @""").
Replace(" ", "<br /> ");
#endregion
}
/// <summary>
/// 恢复特殊字符
/// </summary>
/// <param name="str">要替换的字符串</param>
/// <returns></returns>
static public string UnCheckStr(string str)
{
#region
return str.Replace("&", "&").Replace("'", "'").Replace(""", @"""").Replace(" ", " ").Replace("<", "<").Replace(">", ">").Replace(" ", " ").Replace(" where ", " where ").
Replace(" select ", " select ").Replace(" insert ", " insert ").Replace(" create ", " create ").Replace(" drop ", " drop ").
Replace(" alter ", " alter ").Replace(" delete ", " delete ").Replace(" update ", " update ").Replace(" or ", " or ").Replace(@""", """);
#endregion
}
/// <summary>
/// 编辑器代码转换
/// </summary>
/// <returns></returns>
static public string UBBCode(string strContent, string DisSM, string DisUBB, string DisIMG, string AutoURL, string AutoKEY, DataView log_Smilies, DataView log_KeywordsContent)
{
#region
string re, tmpStr, tmpStr1, tmpStr2, tmpStr3, tmpStr4, rndID;
// Regex r;// 声明一个 Regex类的变量
MatchCollection strMatchs;//表示非重叠匹配的序列
//string strContent,string DisSM,string DisUBB,string DisIMG,string AutoURL,string AutoKEY
if (AutoURL == "1")
{
re = @"([^=]]['']*?|^)(http|https|rstp|ftp|mms|ed2k)://([A-Za-z0-9./=?%-_~`&@':+!]*)";
// r = new Regex(re);
//strMatchs = r.Matches(strContent);
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
tmpStr3 = NextMatch.Groups[3].Value;
strContent = strContent.Replace(tmpStr, @"<a href=""" + tmpStr2 + @"://" + tmpStr3 + @""" target=""_blank"">" + tmpStr2 + @"://" + tmpStr3 + @"</a>");
}
}
if (DisUBB != "1")
{
if (DisIMG == "1")
{
re = @"(![]()(.[^]]*))
";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr2 = NextMatch.Groups[2].Value;
if (DisIMG == "1")
strContent = strContent.Replace(tmpStr, @"<img src=""" + tmpStr2 + @""" border=""0"" alt=""""/>");
else
strContent = strContent.Replace(tmpStr, @"<a href=""" + tmpStr2 + @""" target=""_blank"" title=""" + tmpStr2 + @"""><img src=""images/image.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>查看图片</a>");
}
re = @"[img=(left|right|center|absmiddle|)](.[^]]*)([/img])";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
if (DisIMG == "1")
strContent = strContent.Replace(tmpStr, @"<img align=""" + tmpStr1 + @""" src=""" + tmpStr2 + @""" border=""0"" alt=""""/>");
else
strContent = strContent.Replace(tmpStr, @"<a href=""" + tmpStr2 + @""" target=""_blank"" title=""" + tmpStr2 + @"""><img src=""images/image.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>查看图片</a>");
}
re = @"[img=(d*|),(d*|)](.[^]]*)[/img]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
tmpStr3 = NextMatch.Groups[3].Value;
if (DisIMG == "1")
strContent = strContent.Replace(tmpStr, @"<img width=""" + tmpStr1 + @""" height=""" + tmpStr2 + @""" src=""" + tmpStr3 + @""" border=""0"" alt=""""/>");
else
strContent = strContent.Replace(tmpStr, @"<a href=""" + tmpStr3 + @""" target=""_blank"" title=""" + tmpStr3 + @"""><img src=""images/image.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>查看图片</a>");
}
re = @"[img=(d*|),(d*|),(left|right|center|absmiddle|)](.[^]]*)([/img])";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
tmpStr3 = NextMatch.Groups[3].Value;
tmpStr4 = NextMatch.Groups[4].Value;
if (DisIMG == "1")
strContent = strContent.Replace(tmpStr, @"<img width=""" + tmpStr1 + @""" height=""" + tmpStr2 + @""" align=""" + tmpStr3 + @""" src=""" + tmpStr4 + @""" border=""0"" alt=""""/>");
else
strContent = strContent.Replace(tmpStr, @"<a href=""" + tmpStr4 + @""" target=""_blank"" title=""" + tmpStr4 + @"""><img src=""images/image.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>查看图片</a>");
}
//-----------多媒体标签----------------
re = @"[(swf|wma|wmv|rm|ra|qt)(=d*?|)(,d*?|)]([^<>]*?)[/(swf|wma|wmv|rm|ra|qt)]";
strMatchs = Regex.Matches(strContent, re);
string strType, strWidth, strHeight, strSRC;
string TitleText = "";
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
strType = NextMatch.Groups[1].Value;
if (strType == "swf")
TitleText = @"<img src=""images/flash.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>Flash动画";
else if (strType == "wma")
TitleText = @"<img src=""images/music.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>播放音频文件";
else if (strType == "wmv")
TitleText = @"<img src=""images/mediaplayer.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>播放视频文件";
else if (strType == "rm")
TitleText = @"<img src=""images/realplayer.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>播放real视频流文件";
else if (strType == "ra")
TitleText = @"<img src=""images/realplayer.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>播放real音频流文件";
else if (strType == "qt")
TitleText = @"<img src=""images/mediaplayer.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>播放mov视频文件";
strWidth = NextMatch.Groups[2].Value;
strHeight = NextMatch.Groups[3].Value;
if (strWidth.Length == 0)
strWidth = "400";
else
strWidth = strWidth.Substring(strWidth.Length - 1);
if (strHeight.Length == 0)
strHeight = "300";
else
strHeight = strHeight.Substring(strHeight.Length - 1);
strSRC = NextMatch.Groups[4].Value;
rndID = GenerateCheckCode();
strContent = strContent.Replace(tmpStr, @"<div class=""UBBPanel""><div class=""UBBTitle"">" + TitleText + @"</div><div class=""UBBContent""><a id=""" + rndID + @"_href"" href=""javascript:MediaShow('" + strType + "','" + rndID + "','" + strSRC + "','" + strWidth + "','" + strHeight + @"')""><img name=""" + rndID + @"_img"" src=""images/mm_snd.gif"" style=""margin:0px 3px -2px 0px"" border=""0"" alt=""""/><span id=""" + rndID + @"_text"">在线播放</span></a><div id=""" + rndID + @"""></div></div></div>");
}
re = @"([mid])(.[^]]*)[/mid]";
strContent = Regex.Replace(strContent, re, @"<embed src=""$2"" height=""45"" width=""314"" autostart=""0""></embed>");
//-----------常规标签----------------
re = @"]*)](.[^[]*)";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
strContent = strContent.Replace(tmpStr, @"<a target=""_blank"" href=""" + tmpStr1 + @""">" + tmpStr2 + @"</a>");
}
re = @"(.[^[]*)";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
strContent = strContent.Replace(tmpStr, @"<a target=""_blank"" href=""" + tmpStr1 + @""">" + tmpStr1 + @"</a>");
}
re = @"[ed2k=([^ ]*?)]([^ ]*?)[/ed2k]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
strContent = strContent.Replace(tmpStr, @"<img border="""" src=""images/ed2k.gif"" alt=""""/><a target=""_blank"" href=""" + tmpStr1 + @""">" + tmpStr2 + @"</a>");
}
re = @"
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
strContent = strContent.Replace(tmpStr, @"<img border="""" src=""images/ed2k.gif"" alt=""""/><a target=""_blank"" href=""" + tmpStr1 + @""">" + tmpStr1 + @"</a>");
}
re = @"[email=(.[^]]*)](.[^[]*)[/email]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
strContent = strContent.Replace(tmpStr, @"<a href=""mailto:" + tmpStr1 + @""">" + tmpStr2 + @"</a>");
}
re = @"[email](.[^[]*)[/email]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
strContent = strContent.Replace(tmpStr, @"<a href=""mailto:" + tmpStr1 + @""">" + tmpStr1 + @"</a>");
}
//-----------字体格式----------------
re = @"[pagesplitxx]";
strContent = Regex.Replace(strContent, re, @"<span style=""PAGE-BREAK-AFTER: always"">[pagesplitxx]</span>");
re = @"[space]";
strContent = Regex.Replace(strContent, re, @" ");
re = @"[align=(w{4,6})]([^ ]*?)[/align]";
strContent = Regex.Replace(strContent, re, @"<div align=""$1"">$2</div>");
re = @"[color=(#w{3,10}|w{3,10})]([^ ]*?)[/color]";
strContent = Regex.Replace(strContent, re, @"<span style=""color:$1"">$2</span>");
re = @"[size=(d{1,2})]([^ ]*?)[/size]";
strContent = Regex.Replace(strContent, re, @"<span style=""font-size:$1pt"">$2</span>");
re = @"[font=([^ ]*?)]([^ ]*?)[/font]";
strContent = Regex.Replace(strContent, re, @"<span style=""font-family:$1"">$2</span>");
re = @"([^ ]*?)";
strContent = Regex.Replace(strContent, re, @"<strong>$1</strong>");
re = @"([^ ]*?)";
strContent = Regex.Replace(strContent, re, @"<i>$1</i>");
re = @"([^ ]*?)";
strContent = Regex.Replace(strContent, re, @"<u>$1</u>");
re = @"[s]([^ ]*?)[/s]";
strContent = Regex.Replace(strContent, re, @"<s>$1</s>");
re = @"[sup]([^ ]*?)[/sup]";
strContent = Regex.Replace(strContent, re, @"<sup>$1</sup>");
re = @"[sub]([^ ]*?)[/sub]";
strContent = Regex.Replace(strContent, re, @"<sub>$1</sub>");
re = @"[fly]([^ ]*?)[/fly]";
strContent = Regex.Replace(strContent, re, @"<marquee width=""90%"" behavior=""alternate"" scrollamount=""3"">$1</marquee>");
//-----------特殊标签---------------
re = @"[down=(.[^]]*)](.[^[]*)[/down]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
strContent = strContent.Replace(tmpStr, @"<img src=""images/download.gif"" alt=""下载文件"" style=""margin:0px 2px -4px 0px""/> <a href=""" + tmpStr1 + @""" target=""_blank"">" + tmpStr2 + @"</a>");
}
re = @"[down](.[^[]*)[/down]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
strContent = strContent.Replace(tmpStr, @"<img src=""images/download.gif"" alt=""下载文件"" style=""margin:0px 2px -4px 0px""/> <a href=""" + tmpStr1 + @""" target=""_blank"">下载此文件</a>");
}
re = @"[mDown=(.[^]]*)](.[^[]*)[/mDown]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
if (UsersInfo.GetUserName != null)
strContent = strContent.Replace(tmpStr, @"<img src=""images/download.gif"" alt=""下载文件"" style=""margin:0px 2px -4px 0px""/> <a href=""" + tmpStr1 + @""" target=""_blank"">" + tmpStr2 + @"</a>");
else
strContent = strContent.Replace(tmpStr, @"<img src=""images/download.gif"" alt=""只允许会员下载"" style=""margin:0px 2px -4px 0px""/> 该文件只允许会员下载! <a href=""login.aspx"">登录</a> | <a href=""register.aspx"">注册</a>");
}
re = @"[mDown](.[^[]*)[/mDown]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
if (UsersInfo.GetUserName != null)
strContent = strContent.Replace(tmpStr, @"<img src=""images/download.gif"" alt=""下载文件"" style=""margin:0px 2px -4px 0px""/> <a href=""" + tmpStr1 + @""" target=""_blank"">下载此文件</a>");
else
strContent = strContent.Replace(tmpStr, @"<img src=""images/download.gif"" alt=""只允许会员下载"" style=""margin:0px 2px -4px 0px""/> 该文件只允许会员下载! <a href=""login.aspx"">登录</a> | <a href=""register.aspx"">注册</a>");
}
re = @"
strContent = Regex.Replace(strContent, re, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/code.gif"" style=""margin:0px 2px -3px 0px"" alt=""程序代码""/> 程序代码</div><div class=""UBBContent"">$1</div></div>");
re = @"
strContent = Regex.Replace(strContent, re, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/quote.gif"" style=""margin:0px 2px -3px 0px"" alt=""引用内容""/> 引用内容</div><div class=""UBBContent"">$1</div></div>");
re = @"[quote=(.[^]]*)](.*?)[/quote]";
strContent = Regex.Replace(strContent, re, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/quote.gif"" style=""margin:0px 2px -3px 0px"" alt=""引用来自 $1""/> 引用来自 $1</div><div class=""UBBContent"">$2</div></div>");
re = @"[hidden](.*?)[/hidden]";
if (UsersInfo.GetUserName != null)
strContent = Regex.Replace(strContent, re, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/quote.gif"" style=""margin:0px 2px -3px 0px"" alt=""显示被隐藏内容""/> 显示被隐藏内容</div><div class=""UBBContent"">$1</div></div>");
else
strContent = Regex.Replace(strContent, re, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/quote.gif"" style=""margin:0px 2px -3px 0px"" alt=""隐藏内容""/> 隐藏内容</div><div class=""UBBContent"">该内容已经被作者隐藏,只有会员才允许查阅 <a href=""login.aspx"">登录</a> | <a href=""register.aspx"">注册</a></div></div>");
re = @"[hidden=(.[^]]*)](.*?)[/hidden]";
if (UsersInfo.GetUserName != null)
strContent = Regex.Replace(strContent, re, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/quote.gif"" style=""margin:0px 2px -3px 0px"" alt=""显示被隐藏内容 $1""/> 显示被隐藏内容来自 $1</div><div class=""UBBContent"">$2</div></div>");
else
strContent = Regex.Replace(strContent, re, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/quote.gif"" style=""margin:0px 2px -3px 0px"" alt=""隐藏内容 $1""/> 隐藏内容</div><div class=""UBBContent"">该内容已经被作者隐藏,只有会员才允许查阅 <a href=""login.aspx"">登录</a> | <a href=""register.aspx"">注册</a></div></div>");
if (DisIMG == "1")
re = @"[html](.*?)[/html]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
rndID = GenerateCheckCode();
strContent = strContent.Replace(tmpStr, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/html.gif"" style=""margin:0px 2px -3px 0px""> HTML代码</div><div class=""UBBContent""><TEXTAREA rows=""8"" id=""" + rndID + @""">" + tmpStr1 + @"</TEXTAREA><br/><INPUT onclick=""runEx('" + rndID + @"')"" type=""button"" value=""运行此代码""/> <INPUT onclick=""doCopy('" + rndID + @"')"" type=""button"" value=""复制此代码""/><br/> [Ctrl+A 全部选择 提示：你可先修改部分代码，再按运行]</div></div>");
}
}
}
//-----------List标签----------------
strContent = strContent.Replace("[list]", "<ul>");
re = @"[list=(.[^]]*)]";
strContent = Regex.Replace(strContent, re, @"<ul style=""list-style-type:$1"">");
re = @"[*](.[^[]*)( |)";
strContent = Regex.Replace(strContent, re, @"<li>$1</li>");
strContent = strContent.Replace("[/list]", "</ul>");
//-----------表情图标----------------
if (DisSM == "1")
{
for (int i = 0; i < log_Smilies.Count; i++)
{
strContent = strContent.Replace(log_Smilies[i]["sm_Text"].ToString(), @"<img src=""images/smilies/" + log_Smilies[i]["sm_Image"].ToString() + @""" border=""0"" style=""margin:0px 0px -2px 0px"" alt=""""/> ");
}
}
//-----------关键词识别----------------
if (AutoKEY=="1")
{
for (int i = 0; i < log_KeywordsContent.Count; i++)
{
if (log_KeywordsContent[i][3].ToString() != "" )
strContent = strContent.Replace(log_KeywordsContent[i][1].ToString(), @"<a href=""" + log_KeywordsContent[i][2].ToString() + @""" target=""_blank""><img src=""images/keywords/" + log_KeywordsContent[i][3].ToString() + @""" border=""0"" alt=""""/> " + log_KeywordsContent[i][1].ToString() + @"</a>");
else
strContent = strContent.Replace(log_KeywordsContent[i][1].ToString(), @"<a href=""" + log_KeywordsContent[i][2].ToString() + @""" target=""_blank"">" + log_KeywordsContent[i][1].ToString() + @"</a>");
}
}
return strContent;
#endregion
}
/// <summary>
/// 截取字符串函数
/// </summary>
/// <param name="str">所要截取的字符串</param>
/// <param name="num">截取字符串的长度</param>
/// <returns></returns>
static public string GetSubString(string str, int num)
{
#region
return (str.Length > num) ? str.Substring(0, num) + "..." : str;
#endregion
}
/// <summary>
/// 过滤输入信息
/// </summary>
/// <param name="text">内容</param>
/// <param name="maxLength">最大长度</param>
/// <returns></returns>
public static string InputText(string text, int maxLength)
{
#region
text = text.Trim();
if (string.IsNullOrEmpty(text))
return string.Empty;
if (text.Length > maxLength)
text = text.Substring(0, maxLength);
text = Regex.Replace(text, "[/s]{2,}", " "); //two or more spaces
text = Regex.Replace(text, "(<[b|B][r|R]/*>)+|(<[p|P](.|/n)*?>)", " "); //<br>
text = Regex.Replace(text, "(/s*&[n|N][b|B][s|S][p|P];/s*)+", " "); //
text = Regex.Replace(text, "<(.|/n)*?>", string.Empty); //any other tags
text = text.Replace("'", "''");
return text;
#endregion
}
/// <summary>
/// 生成随机数
/// </summary>
/// <returns></returns>
static public string GenerateCheckCode()
{
#region
int number;
char code;
string checkCode = String.Empty;
System.Random random = new Random();
for (int i = 0; i < 5; i++)
{
number = random.Next();
if (number % 2 == 0)
code = (char)('0' + (char)(number % 10));
else
code = (char)('A' + (char)(number % 26));
checkCode += code.ToString();
}
HttpContext.Current.Response.Cookies.Add(new HttpCookie("CheckCode", checkCode));
return checkCode;
#endregion
}
/// <summary>
/// 获取汉字第一个拼音
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
static public string getSpells(string input)
{
#region
int len = input.Length;
string reVal = "";
for (int i = 0; i < len; i++)
{
reVal += getSpell(input.Substring(i, 1));
}
return reVal;
#endregion
}
/// <summary>
/// 汉字编码转换,解决IE地址栏中文
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
static public string Strencode(string input)
{
#region
return System.Web.HttpUtility.UrlEncode(InputText(input,100));
#endregion
}
static public string getSpell(string cn)
{
#region
byte[] arrCN = Encoding.Default.GetBytes(cn);
if (arrCN.Length > 1)
{
int area = (short)arrCN[0];
int pos = (short)arrCN[1];
int code = (area << 8) + pos;
int[] areacode = { 45217, 45253, 45761, 46318, 46826, 47010, 47297, 47614, 48119, 48119, 49062, 49324, 49896, 50371, 50614, 50622, 50906, 51387, 51446, 52218, 52698, 52698, 52698, 52980, 53689, 54481 };
for (int i = 0; i < 26; i++)
{
int max = 55290;
if (i != 25) max = areacode[i + 1];
if (areacode[i] <= code && code < max)
{
return Encoding.Default.GetString(new byte[] { (byte)(65 + i) });
}
}
return "?";
}
else return cn;
#endregion
}
/// <summary>
/// 半角转全角
/// </summary>
/// <param name="BJstr"></param>
/// <returns></returns>
static public string GetQuanJiao(string BJstr)
{
#region
char[] c = BJstr.ToCharArray();
for (int i = 0; i < c.Length; i++)
{
byte[] b = System.Text.Encoding.Unicode.GetBytes(c, i, 1);
if (b.Length == 2)
{
if (b[1] == 0)
{
b[0] = (byte)(b[0] - 32);
b[1] = 255;
c[i] = System.Text.Encoding.Unicode.GetChars(b)[0];
}
}
}
string strNew = new string(c);
return strNew;
#endregion
}
/// <summary>
/// 全角转半角
/// </summary>
/// <param name="QJstr"></param>
/// <returns></returns>
static public string GetBanJiao(string QJstr)
{
#region
char[] c = QJstr.ToCharArray();
for (int i = 0; i < c.Length; i++)
{
byte[] b = System.Text.Encoding.Unicode.GetBytes(c, i, 1);
if (b.Length == 2)
{
if (b[1] == 255)
{
b[0] = (byte)(b[0] + 32);
b[1] = 0;
c[i] = System.Text.Encoding.Unicode.GetChars(b)[0];
}
}
}
string strNew = new string(c);
return strNew;
#endregion
}
#region 加密的类型
/// <summary>
/// 加密的类型
/// </summary>
public enum PasswordType
{
SHA1,
MD5
}
#endregion
/// <summary>
/// 字符串加密
/// </summary>
/// <param name="PasswordString">要加密的字符串</param>
/// <param name="PasswordFormat">要加密的类别</param>
/// <returns></returns>
static public string EncryptPassword(string PasswordString, string PasswordFormat)
{
#region
switch (PasswordFormat)
{
case "SHA1":
{
passWord = FormsAuthentication.HashPasswordForStoringInConfigFile(PasswordString, "SHA1");
break;
}
case "MD5":
{
passWord = FormsAuthentication.HashPasswordForStoringInConfigFile(PasswordString, "MD5");
break;
}
default:
{
passWord = string.Empty;
break;
}
}
return passWord;
#endregion
}
}
}
using System.Drawing;
using System.Data;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Text.RegularExpressions;
using System.IO;
using System.Drawing.Imaging;
using System.Text;
using System.Web.Security;
namespace 4ec
{
/// <summary>
/// 对一些字符串进行操作的类
/// </summary>
public class StringUtil
{
private static string passWord; //加密字符串
/// <summary>
/// 判断输入是否数字
/// </summary>
/// <param name="num">要判断的字符串</param>
/// <returns></returns>
static public bool VldInt(string num)
{
#region
try
{
Convert.ToInt32(num);
return true;
}
catch { return false; }
#endregion
}
/// <summary>
/// 修改特殊字符
/// </summary>
/// <param name="str">要替换的字符串</param>
/// <returns></returns>
static public string CheckStr(string str)
{
#region
return str.Replace("<br /> ", " ").Replace("&", "&").Replace("'", "'").Replace(@"""", """).Replace(" ", " ").Replace("<", "<").Replace(">", ">").Replace(" ", " ").Replace(" where ", " where ").
Replace(" select ", " select ").Replace(" insert ", " insert ").Replace(" create ", " create ").Replace(" drop ", " drop ").
Replace(" alter ", " alter ").Replace(" delete ", " delete ").Replace(" update ", " update ").Replace(" or ", " or ").Replace(""", @""").
Replace(" ", "<br /> ");
#endregion
}
/// <summary>
/// 恢复特殊字符
/// </summary>
/// <param name="str">要替换的字符串</param>
/// <returns></returns>
static public string UnCheckStr(string str)
{
#region
return str.Replace("&", "&").Replace("'", "'").Replace(""", @"""").Replace(" ", " ").Replace("<", "<").Replace(">", ">").Replace(" ", " ").Replace(" where ", " where ").
Replace(" select ", " select ").Replace(" insert ", " insert ").Replace(" create ", " create ").Replace(" drop ", " drop ").
Replace(" alter ", " alter ").Replace(" delete ", " delete ").Replace(" update ", " update ").Replace(" or ", " or ").Replace(@""", """);
#endregion
}
/// <summary>
/// 编辑器代码转换
/// </summary>
/// <returns></returns>
static public string UBBCode(string strContent, string DisSM, string DisUBB, string DisIMG, string AutoURL, string AutoKEY, DataView log_Smilies, DataView log_KeywordsContent)
{
#region
string re, tmpStr, tmpStr1, tmpStr2, tmpStr3, tmpStr4, rndID;
// Regex r;// 声明一个 Regex类的变量
MatchCollection strMatchs;//表示非重叠匹配的序列
//string strContent,string DisSM,string DisUBB,string DisIMG,string AutoURL,string AutoKEY
if (AutoURL == "1")
{
re = @"([^=]]['']*?|^)(http|https|rstp|ftp|mms|ed2k)://([A-Za-z0-9./=?%-_~`&@':+!]*)";
// r = new Regex(re);
//strMatchs = r.Matches(strContent);
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
tmpStr3 = NextMatch.Groups[3].Value;
strContent = strContent.Replace(tmpStr, @"<a href=""" + tmpStr2 + @"://" + tmpStr3 + @""" target=""_blank"">" + tmpStr2 + @"://" + tmpStr3 + @"</a>");
}
}
if (DisUBB != "1")
{
if (DisIMG == "1")
{
re = @"(
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr2 = NextMatch.Groups[2].Value;
if (DisIMG == "1")
strContent = strContent.Replace(tmpStr, @"<img src=""" + tmpStr2 + @""" border=""0"" alt=""""/>");
else
strContent = strContent.Replace(tmpStr, @"<a href=""" + tmpStr2 + @""" target=""_blank"" title=""" + tmpStr2 + @"""><img src=""images/image.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>查看图片</a>");
}
re = @"[img=(left|right|center|absmiddle|)](.[^]]*)([/img])";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
if (DisIMG == "1")
strContent = strContent.Replace(tmpStr, @"<img align=""" + tmpStr1 + @""" src=""" + tmpStr2 + @""" border=""0"" alt=""""/>");
else
strContent = strContent.Replace(tmpStr, @"<a href=""" + tmpStr2 + @""" target=""_blank"" title=""" + tmpStr2 + @"""><img src=""images/image.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>查看图片</a>");
}
re = @"[img=(d*|),(d*|)](.[^]]*)[/img]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
tmpStr3 = NextMatch.Groups[3].Value;
if (DisIMG == "1")
strContent = strContent.Replace(tmpStr, @"<img width=""" + tmpStr1 + @""" height=""" + tmpStr2 + @""" src=""" + tmpStr3 + @""" border=""0"" alt=""""/>");
else
strContent = strContent.Replace(tmpStr, @"<a href=""" + tmpStr3 + @""" target=""_blank"" title=""" + tmpStr3 + @"""><img src=""images/image.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>查看图片</a>");
}
re = @"[img=(d*|),(d*|),(left|right|center|absmiddle|)](.[^]]*)([/img])";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
tmpStr3 = NextMatch.Groups[3].Value;
tmpStr4 = NextMatch.Groups[4].Value;
if (DisIMG == "1")
strContent = strContent.Replace(tmpStr, @"<img width=""" + tmpStr1 + @""" height=""" + tmpStr2 + @""" align=""" + tmpStr3 + @""" src=""" + tmpStr4 + @""" border=""0"" alt=""""/>");
else
strContent = strContent.Replace(tmpStr, @"<a href=""" + tmpStr4 + @""" target=""_blank"" title=""" + tmpStr4 + @"""><img src=""images/image.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>查看图片</a>");
}
//-----------多媒体标签----------------
re = @"[(swf|wma|wmv|rm|ra|qt)(=d*?|)(,d*?|)]([^<>]*?)[/(swf|wma|wmv|rm|ra|qt)]";
strMatchs = Regex.Matches(strContent, re);
string strType, strWidth, strHeight, strSRC;
string TitleText = "";
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
strType = NextMatch.Groups[1].Value;
if (strType == "swf")
TitleText = @"<img src=""images/flash.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>Flash动画";
else if (strType == "wma")
TitleText = @"<img src=""images/music.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>播放音频文件";
else if (strType == "wmv")
TitleText = @"<img src=""images/mediaplayer.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>播放视频文件";
else if (strType == "rm")
TitleText = @"<img src=""images/realplayer.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>播放real视频流文件";
else if (strType == "ra")
TitleText = @"<img src=""images/realplayer.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>播放real音频流文件";
else if (strType == "qt")
TitleText = @"<img src=""images/mediaplayer.gif"" alt="""" style=""margin:0px 2px -3px 0px"" border=""0""/>播放mov视频文件";
strWidth = NextMatch.Groups[2].Value;
strHeight = NextMatch.Groups[3].Value;
if (strWidth.Length == 0)
strWidth = "400";
else
strWidth = strWidth.Substring(strWidth.Length - 1);
if (strHeight.Length == 0)
strHeight = "300";
else
strHeight = strHeight.Substring(strHeight.Length - 1);
strSRC = NextMatch.Groups[4].Value;
rndID = GenerateCheckCode();
strContent = strContent.Replace(tmpStr, @"<div class=""UBBPanel""><div class=""UBBTitle"">" + TitleText + @"</div><div class=""UBBContent""><a id=""" + rndID + @"_href"" href=""javascript:MediaShow('" + strType + "','" + rndID + "','" + strSRC + "','" + strWidth + "','" + strHeight + @"')""><img name=""" + rndID + @"_img"" src=""images/mm_snd.gif"" style=""margin:0px 3px -2px 0px"" border=""0"" alt=""""/><span id=""" + rndID + @"_text"">在线播放</span></a><div id=""" + rndID + @"""></div></div></div>");
}
re = @"([mid])(.[^]]*)[/mid]";
strContent = Regex.Replace(strContent, re, @"<embed src=""$2"" height=""45"" width=""314"" autostart=""0""></embed>");
//-----------常规标签----------------
re = @"]*)](.[^[]*)";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
strContent = strContent.Replace(tmpStr, @"<a target=""_blank"" href=""" + tmpStr1 + @""">" + tmpStr2 + @"</a>");
}
re = @"(.[^[]*)";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
strContent = strContent.Replace(tmpStr, @"<a target=""_blank"" href=""" + tmpStr1 + @""">" + tmpStr1 + @"</a>");
}
re = @"[ed2k=([^ ]*?)]([^ ]*?)[/ed2k]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
strContent = strContent.Replace(tmpStr, @"<img border="""" src=""images/ed2k.gif"" alt=""""/><a target=""_blank"" href=""" + tmpStr1 + @""">" + tmpStr2 + @"</a>");
}
re = @"
([^ ]*?)";strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
strContent = strContent.Replace(tmpStr, @"<img border="""" src=""images/ed2k.gif"" alt=""""/><a target=""_blank"" href=""" + tmpStr1 + @""">" + tmpStr1 + @"</a>");
}
re = @"[email=(.[^]]*)](.[^[]*)[/email]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
strContent = strContent.Replace(tmpStr, @"<a href=""mailto:" + tmpStr1 + @""">" + tmpStr2 + @"</a>");
}
re = @"[email](.[^[]*)[/email]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
strContent = strContent.Replace(tmpStr, @"<a href=""mailto:" + tmpStr1 + @""">" + tmpStr1 + @"</a>");
}
//-----------字体格式----------------
re = @"[pagesplitxx]";
strContent = Regex.Replace(strContent, re, @"<span style=""PAGE-BREAK-AFTER: always"">[pagesplitxx]</span>");
re = @"[space]";
strContent = Regex.Replace(strContent, re, @" ");
re = @"[align=(w{4,6})]([^ ]*?)[/align]";
strContent = Regex.Replace(strContent, re, @"<div align=""$1"">$2</div>");
re = @"[color=(#w{3,10}|w{3,10})]([^ ]*?)[/color]";
strContent = Regex.Replace(strContent, re, @"<span style=""color:$1"">$2</span>");
re = @"[size=(d{1,2})]([^ ]*?)[/size]";
strContent = Regex.Replace(strContent, re, @"<span style=""font-size:$1pt"">$2</span>");
re = @"[font=([^ ]*?)]([^ ]*?)[/font]";
strContent = Regex.Replace(strContent, re, @"<span style=""font-family:$1"">$2</span>");
re = @"([^ ]*?)";
strContent = Regex.Replace(strContent, re, @"<strong>$1</strong>");
re = @"([^ ]*?)";
strContent = Regex.Replace(strContent, re, @"<i>$1</i>");
re = @"([^ ]*?)";
strContent = Regex.Replace(strContent, re, @"<u>$1</u>");
re = @"[s]([^ ]*?)[/s]";
strContent = Regex.Replace(strContent, re, @"<s>$1</s>");
re = @"[sup]([^ ]*?)[/sup]";
strContent = Regex.Replace(strContent, re, @"<sup>$1</sup>");
re = @"[sub]([^ ]*?)[/sub]";
strContent = Regex.Replace(strContent, re, @"<sub>$1</sub>");
re = @"[fly]([^ ]*?)[/fly]";
strContent = Regex.Replace(strContent, re, @"<marquee width=""90%"" behavior=""alternate"" scrollamount=""3"">$1</marquee>");
//-----------特殊标签---------------
re = @"[down=(.[^]]*)](.[^[]*)[/down]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
strContent = strContent.Replace(tmpStr, @"<img src=""images/download.gif"" alt=""下载文件"" style=""margin:0px 2px -4px 0px""/> <a href=""" + tmpStr1 + @""" target=""_blank"">" + tmpStr2 + @"</a>");
}
re = @"[down](.[^[]*)[/down]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
strContent = strContent.Replace(tmpStr, @"<img src=""images/download.gif"" alt=""下载文件"" style=""margin:0px 2px -4px 0px""/> <a href=""" + tmpStr1 + @""" target=""_blank"">下载此文件</a>");
}
re = @"[mDown=(.[^]]*)](.[^[]*)[/mDown]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
tmpStr2 = NextMatch.Groups[2].Value;
if (UsersInfo.GetUserName != null)
strContent = strContent.Replace(tmpStr, @"<img src=""images/download.gif"" alt=""下载文件"" style=""margin:0px 2px -4px 0px""/> <a href=""" + tmpStr1 + @""" target=""_blank"">" + tmpStr2 + @"</a>");
else
strContent = strContent.Replace(tmpStr, @"<img src=""images/download.gif"" alt=""只允许会员下载"" style=""margin:0px 2px -4px 0px""/> 该文件只允许会员下载! <a href=""login.aspx"">登录</a> | <a href=""register.aspx"">注册</a>");
}
re = @"[mDown](.[^[]*)[/mDown]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
if (UsersInfo.GetUserName != null)
strContent = strContent.Replace(tmpStr, @"<img src=""images/download.gif"" alt=""下载文件"" style=""margin:0px 2px -4px 0px""/> <a href=""" + tmpStr1 + @""" target=""_blank"">下载此文件</a>");
else
strContent = strContent.Replace(tmpStr, @"<img src=""images/download.gif"" alt=""只允许会员下载"" style=""margin:0px 2px -4px 0px""/> 该文件只允许会员下载! <a href=""login.aspx"">登录</a> | <a href=""register.aspx"">注册</a>");
}
re = @"
(.*?)";
strContent = Regex.Replace(strContent, re, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/code.gif"" style=""margin:0px 2px -3px 0px"" alt=""程序代码""/> 程序代码</div><div class=""UBBContent"">$1</div></div>");
re = @"
(.*?)
";strContent = Regex.Replace(strContent, re, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/quote.gif"" style=""margin:0px 2px -3px 0px"" alt=""引用内容""/> 引用内容</div><div class=""UBBContent"">$1</div></div>");
re = @"[quote=(.[^]]*)](.*?)[/quote]";
strContent = Regex.Replace(strContent, re, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/quote.gif"" style=""margin:0px 2px -3px 0px"" alt=""引用来自 $1""/> 引用来自 $1</div><div class=""UBBContent"">$2</div></div>");
re = @"[hidden](.*?)[/hidden]";
if (UsersInfo.GetUserName != null)
strContent = Regex.Replace(strContent, re, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/quote.gif"" style=""margin:0px 2px -3px 0px"" alt=""显示被隐藏内容""/> 显示被隐藏内容</div><div class=""UBBContent"">$1</div></div>");
else
strContent = Regex.Replace(strContent, re, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/quote.gif"" style=""margin:0px 2px -3px 0px"" alt=""隐藏内容""/> 隐藏内容</div><div class=""UBBContent"">该内容已经被作者隐藏,只有会员才允许查阅 <a href=""login.aspx"">登录</a> | <a href=""register.aspx"">注册</a></div></div>");
re = @"[hidden=(.[^]]*)](.*?)[/hidden]";
if (UsersInfo.GetUserName != null)
strContent = Regex.Replace(strContent, re, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/quote.gif"" style=""margin:0px 2px -3px 0px"" alt=""显示被隐藏内容 $1""/> 显示被隐藏内容来自 $1</div><div class=""UBBContent"">$2</div></div>");
else
strContent = Regex.Replace(strContent, re, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/quote.gif"" style=""margin:0px 2px -3px 0px"" alt=""隐藏内容 $1""/> 隐藏内容</div><div class=""UBBContent"">该内容已经被作者隐藏,只有会员才允许查阅 <a href=""login.aspx"">登录</a> | <a href=""register.aspx"">注册</a></div></div>");
if (DisIMG == "1")
re = @"[html](.*?)[/html]";
strMatchs = Regex.Matches(strContent, re);
foreach (Match NextMatch in strMatchs)
{
tmpStr = NextMatch.Groups[0].Value;
tmpStr1 = NextMatch.Groups[1].Value;
rndID = GenerateCheckCode();
strContent = strContent.Replace(tmpStr, @"<div class=""UBBPanel""><div class=""UBBTitle""><img src=""images/html.gif"" style=""margin:0px 2px -3px 0px""> HTML代码</div><div class=""UBBContent""><TEXTAREA rows=""8"" id=""" + rndID + @""">" + tmpStr1 + @"</TEXTAREA><br/><INPUT onclick=""runEx('" + rndID + @"')"" type=""button"" value=""运行此代码""/> <INPUT onclick=""doCopy('" + rndID + @"')"" type=""button"" value=""复制此代码""/><br/> [Ctrl+A 全部选择 提示：你可先修改部分代码，再按运行]</div></div>");
}
}
}
//-----------List标签----------------
strContent = strContent.Replace("[list]", "<ul>");
re = @"[list=(.[^]]*)]";
strContent = Regex.Replace(strContent, re, @"<ul style=""list-style-type:$1"">");
re = @"[*](.[^[]*)( |)";
strContent = Regex.Replace(strContent, re, @"<li>$1</li>");
strContent = strContent.Replace("[/list]", "</ul>");
//-----------表情图标----------------
if (DisSM == "1")
{
for (int i = 0; i < log_Smilies.Count; i++)
{
strContent = strContent.Replace(log_Smilies[i]["sm_Text"].ToString(), @"<img src=""images/smilies/" + log_Smilies[i]["sm_Image"].ToString() + @""" border=""0"" style=""margin:0px 0px -2px 0px"" alt=""""/> ");
}
}
//-----------关键词识别----------------
if (AutoKEY=="1")
{
for (int i = 0; i < log_KeywordsContent.Count; i++)
{
if (log_KeywordsContent[i][3].ToString() != "" )
strContent = strContent.Replace(log_KeywordsContent[i][1].ToString(), @"<a href=""" + log_KeywordsContent[i][2].ToString() + @""" target=""_blank""><img src=""images/keywords/" + log_KeywordsContent[i][3].ToString() + @""" border=""0"" alt=""""/> " + log_KeywordsContent[i][1].ToString() + @"</a>");
else
strContent = strContent.Replace(log_KeywordsContent[i][1].ToString(), @"<a href=""" + log_KeywordsContent[i][2].ToString() + @""" target=""_blank"">" + log_KeywordsContent[i][1].ToString() + @"</a>");
}
}
return strContent;
#endregion
}
/// <summary>
/// 截取字符串函数
/// </summary>
/// <param name="str">所要截取的字符串</param>
/// <param name="num">截取字符串的长度</param>
/// <returns></returns>
static public string GetSubString(string str, int num)
{
#region
return (str.Length > num) ? str.Substring(0, num) + "..." : str;
#endregion
}
/// <summary>
/// 过滤输入信息
/// </summary>
/// <param name="text">内容</param>
/// <param name="maxLength">最大长度</param>
/// <returns></returns>
public static string InputText(string text, int maxLength)
{
#region
text = text.Trim();
if (string.IsNullOrEmpty(text))
return string.Empty;
if (text.Length > maxLength)
text = text.Substring(0, maxLength);
text = Regex.Replace(text, "[/s]{2,}", " "); //two or more spaces
text = Regex.Replace(text, "(<[b|B][r|R]/*>)+|(<[p|P](.|/n)*?>)", " "); //<br>
text = Regex.Replace(text, "(/s*&[n|N][b|B][s|S][p|P];/s*)+", " "); //
text = Regex.Replace(text, "<(.|/n)*?>", string.Empty); //any other tags
text = text.Replace("'", "''");
return text;
#endregion
}
/// <summary>
/// 生成随机数
/// </summary>
/// <returns></returns>
static public string GenerateCheckCode()
{
#region
int number;
char code;
string checkCode = String.Empty;
System.Random random = new Random();
for (int i = 0; i < 5; i++)
{
number = random.Next();
if (number % 2 == 0)
code = (char)('0' + (char)(number % 10));
else
code = (char)('A' + (char)(number % 26));
checkCode += code.ToString();
}
HttpContext.Current.Response.Cookies.Add(new HttpCookie("CheckCode", checkCode));
return checkCode;
#endregion
}
/// <summary>
/// 获取汉字第一个拼音
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
static public string getSpells(string input)
{
#region
int len = input.Length;
string reVal = "";
for (int i = 0; i < len; i++)
{
reVal += getSpell(input.Substring(i, 1));
}
return reVal;
#endregion
}
/// <summary>
/// 汉字编码转换,解决IE地址栏中文
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
static public string Strencode(string input)
{
#region
return System.Web.HttpUtility.UrlEncode(InputText(input,100));
#endregion
}
static public string getSpell(string cn)
{
#region
byte[] arrCN = Encoding.Default.GetBytes(cn);
if (arrCN.Length > 1)
{
int area = (short)arrCN[0];
int pos = (short)arrCN[1];
int code = (area << 8) + pos;
int[] areacode = { 45217, 45253, 45761, 46318, 46826, 47010, 47297, 47614, 48119, 48119, 49062, 49324, 49896, 50371, 50614, 50622, 50906, 51387, 51446, 52218, 52698, 52698, 52698, 52980, 53689, 54481 };
for (int i = 0; i < 26; i++)
{
int max = 55290;
if (i != 25) max = areacode[i + 1];
if (areacode[i] <= code && code < max)
{
return Encoding.Default.GetString(new byte[] { (byte)(65 + i) });
}
}
return "?";
}
else return cn;
#endregion
}
/// <summary>
/// 半角转全角
/// </summary>
/// <param name="BJstr"></param>
/// <returns></returns>
static public string GetQuanJiao(string BJstr)
{
#region
char[] c = BJstr.ToCharArray();
for (int i = 0; i < c.Length; i++)
{
byte[] b = System.Text.Encoding.Unicode.GetBytes(c, i, 1);
if (b.Length == 2)
{
if (b[1] == 0)
{
b[0] = (byte)(b[0] - 32);
b[1] = 255;
c[i] = System.Text.Encoding.Unicode.GetChars(b)[0];
}
}
}
string strNew = new string(c);
return strNew;
#endregion
}
/// <summary>
/// 全角转半角
/// </summary>
/// <param name="QJstr"></param>
/// <returns></returns>
static public string GetBanJiao(string QJstr)
{
#region
char[] c = QJstr.ToCharArray();
for (int i = 0; i < c.Length; i++)
{
byte[] b = System.Text.Encoding.Unicode.GetBytes(c, i, 1);
if (b.Length == 2)
{
if (b[1] == 255)
{
b[0] = (byte)(b[0] + 32);
b[1] = 0;
c[i] = System.Text.Encoding.Unicode.GetChars(b)[0];
}
}
}
string strNew = new string(c);
return strNew;
#endregion
}
#region 加密的类型
/// <summary>
/// 加密的类型
/// </summary>
public enum PasswordType
{
SHA1,
MD5
}
#endregion
/// <summary>
/// 字符串加密
/// </summary>
/// <param name="PasswordString">要加密的字符串</param>
/// <param name="PasswordFormat">要加密的类别</param>
/// <returns></returns>
static public string EncryptPassword(string PasswordString, string PasswordFormat)
{
#region
switch (PasswordFormat)
{
case "SHA1":
{
passWord = FormsAuthentication.HashPasswordForStoringInConfigFile(PasswordString, "SHA1");
break;
}
case "MD5":
{
passWord = FormsAuthentication.HashPasswordForStoringInConfigFile(PasswordString, "MD5");
break;
}
default:
{
passWord = string.Empty;
break;
}
}
return passWord;
#endregion
}
}
}
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