//*--------------------------------------//* Create By Yesun .Net Tool V1.1//* Email:edzh@tom.com QQ:363980//* Msn:dyesur@hotmail.com//* Web http://edzh.com//* DateTime 2005-02-13//*--------------------------------------using System;using System.Collections;using System.ComponentModel;using System.Data;using System.Web;using System.Xml;using System.Xml.Xsl;using System.Web.Security;using System.Web.UI;using System.Web.UI.WebControls;using System.Web.UI.HtmlControls;using System.Text.RegularExpressions;using System.IO;using System.Configuration;using System.Threading;using System.Text;using log4net;using System.Drawing;using System.Runtime.InteropServices;using System.Diagnostics;using System.Reflection;namespace Yesun.Edzh.Util
{
/**//// <summary>
/// 常用函数 - CommFunction
/// </summary> public class Utils { private static Regex RegNumber = new Regex("^[0-9]+$"); private static Regex RegNumberSign = new Regex("^[+-]?[0-9]+$"); private static Regex RegDecimal = new Regex("^[0-9]+[.]?[0-9]+$"); private static Regex RegDecimalSign = new Regex("^[+-]?[0-9]+[.]?[0-9]+$"); //等价于^[+-]?\d+[.]?\d+$ private static Regex RegEmail = new Regex(@"^[\w-]+@[\w-]+\.(com|net|org|edu|mil|tv|biz|info)$");//w 英文字母或数字的字符串，和 [a-zA-Z0-9] 语法一样 private static Regex RegCHZN = new Regex("[\u4e00-\u9fa5]");//中文 private static readonly log4net.ILog log = LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType); private static FileVersionInfo AssemblyFileVersion = FileVersionInfo.GetVersionInfo(Assembly.GetExecutingAssembly().Location); static object lockObject = new object(); Common#region Common /**//// <summary> /// 获得当前绝对路径 /// </summary> /// <param name="strPath">指定的路径</param> /// <returns>绝对路径</returns> public static string GetMapPath(string strPath) { if (HttpContext.Current != null) { return HttpContext.Current.Server.MapPath(strPath); } else //非web程序引用 { return System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, strPath); } } /**//// <summary> /// 是否为ip /// </summary> /// <param name="ip"></param> /// <returns></returns> public static bool IsIP(string ip) { return Regex.IsMatch(ip, @"^((2[0-4]\d|25[0-5]|[01]?\d\d?)\.){3}(2[0-4]\d|25[0-5]|[01]?\d\d?)$"); } public static bool IsIPSect(string ip) { return Regex.IsMatch(ip, @"^((2[0-4]\d|25[0-5]|[01]?\d\d?)\.){2}((2[0-4]\d|25[0-5]|[01]?\d\d?|\*)\.)(2[0-4]\d|25[0-5]|[01]?\d\d?|\*)$"); } /**//// <summary> /// 获得Assembly版本号 /// </summary> /// <returns></returns> public static string GetAssemblyVersion() { return string.Format("{0}.{1}.{2}", AssemblyFileVersion.FileMajorPart, AssemblyFileVersion.FileMinorPart, AssemblyFileVersion.FileBuildPart); } /**//// <summary> /// 获得Assembly产品名称 /// </summary> /// <returns></returns> public static string GetAssemblyProductName() { return AssemblyFileVersion.ProductName; } /**//// <summary> /// 获得Assembly产品版权 /// </summary> /// <returns></returns> public static string GetAssemblyCopyright() { return AssemblyFileVersion.LegalCopyright; } /**//// <summary> /// 创建目录 /// </summary> /// <param name="name">名称</param> /// <returns>创建是否成功</returns> [DllImport("dbgHelp", SetLastError = true)] private static extern bool MakeSureDirectoryPathExists(string name); /**//// <summary> /// 写cookie值 /// </summary> /// <param name="strName">名称</param> /// <param name="strValue">值</param> public static void WriteCookie(string strName, string strValue) { HttpCookie cookie = HttpContext.Current.Request.Cookies[strName]; if (cookie == null) { cookie = new HttpCookie(strName); } cookie.Value = strValue; HttpContext.Current.Response.AppendCookie(cookie); } /**//// <summary> /// 写cookie值 /// </summary> /// <param name="strName">名称</param> /// <param name="strValue">值</param> /// <param name="strValue">过期时间(分钟)</param> public static void WriteCookie(string strName, string strValue, int expires) { HttpCookie cookie = HttpContext.Current.Request.Cookies[strName]; if (cookie == null) { cookie = new HttpCookie(strName); } cookie.Value = strValue; cookie.Expires = DateTime.Now.AddMinutes(expires); HttpContext.Current.Response.AppendCookie(cookie); } /**//// <summary> /// 读cookie值 /// </summary> /// <param name="strName">名称</param> /// <returns>cookie值</returns> public static string GetCookie(string strName) { if (HttpContext.Current.Request.Cookies != null && HttpContext.Current.Request.Cookies[strName] != null) { return HttpContext.Current.Request.Cookies[strName].Value.ToString(); } return ""; } /**//// <summary> /// 得到论坛的真实路径 /// </summary> /// <returns></returns> public static string GetTrueForumPath() { string forumPath = HttpContext.Current.Request.Path; if (forumPath.LastIndexOf("/") != forumPath.IndexOf("/")) { forumPath = forumPath.Substring(forumPath.IndexOf("/"), forumPath.LastIndexOf("/") + 1); } else { forumPath = "/"; } return forumPath; } /**//// <summary> /// 判断字符串是否是yy-mm-dd字符串 /// </summary> /// <param name="str">待判断字符串</param> /// <returns>判断结果</returns> public static bool IsDateString(string str) { return Regex.IsMatch(str, @"(\d{4})-(\d{1,2})-(\d{1,2})"); } /**//// <summary> /// 移除Html标记 /// </summary> /// <param name="content"></param> /// <returns></returns> public static string RemoveHtml(string content) { string regexstr = @"<[^>]*>"; return Regex.Replace(content, regexstr, string.Empty, RegexOptions.IgnoreCase); } /**//// <summary> /// 过滤HTML中的不安全标签 /// </summary> /// <param name="content"></param> /// <returns></returns> public static string RemoveUnsafeHtml(string content) { content = Regex.Replace(content, @"(\<|\s+)o([a-z]+\s?=)", "$1$2", RegexOptions.IgnoreCase); content = Regex.Replace(content, @"(script|frame|form|meta|behavior|style)([\s|:|>])+", "$1.$2", RegexOptions.IgnoreCase); return content; } #endregion File#region File /**//// <summary> /// 创建目录 /// </summary> /// <param name="path"></param> public static void CreateDir(string path) { if (!Directory.Exists(path)) { Directory.CreateDirectory(path); } } /**//// <summary> /// 文件是否存在 /// </summary> /// <param name="filename"></param> public static bool FileExists(string filename) { return System.IO.File.Exists(filename); } #endregion 带时间的GUID#region 带时间的GUID /**////<summary> /// 返回 GUID 用于数据库操作，特定的时间代码可以提高检索效率 /// </summary> /// <returns>COMB (GUID 与时间混合型) 类型 GUID 数据</returns> public static Guid NewComb() { byte[] guidArray = System.Guid.NewGuid().ToByteArray(); DateTime baseDate = new DateTime(1900, 1, 1); DateTime now = DateTime.Now; // Get the days and milliseconds which will be used to build the byte string TimeSpan days = new TimeSpan(now.Ticks - baseDate.Ticks); TimeSpan msecs = new TimeSpan(now.Ticks - (new DateTime(now.Year, now.Month, now.Day).Ticks)); // Convert to a byte array // Note that SQL Server is accurate to 1/300th of a millisecond so we divide by 3.333333 byte[] daysArray = BitConverter.GetBytes(days.Days); byte[] msecsArray = BitConverter.GetBytes((long)(msecs.TotalMilliseconds / 3.333333)); // Reverse the bytes to match SQL Servers ordering Array.Reverse(daysArray); Array.Reverse(msecsArray); // Copy the bytes into the guid Array.Copy(daysArray, daysArray.Length - 2, guidArray, guidArray.Length - 6, 2); Array.Copy(msecsArray, msecsArray.Length - 4, guidArray, guidArray.Length - 4, 4); return new System.Guid(guidArray); } /**//// <summary> /// 从 SQL SERVER 返回的 GUID 中生成时间信息 /// </summary> /// <param name="guid">包含时间信息的 COMB </param> /// <returns>时间</returns> public static DateTime GetDateFromComb(System.Guid guid) { DateTime baseDate = new DateTime(1900, 1, 1); byte[] daysArray = new byte[4]; byte[] msecsArray = new byte[4]; byte[] guidArray = guid.ToByteArray(); // Copy the date parts of the guid to the respective byte arrays. Array.Copy(guidArray, guidArray.Length - 6, daysArray, 2, 2); Array.Copy(guidArray, guidArray.Length - 4, msecsArray, 0, 4); // Reverse the arrays to put them into the appropriate order Array.Reverse(daysArray); Array.Reverse(msecsArray); // Convert the bytes to ints int days = BitConverter.ToInt32(daysArray, 0); int msecs = BitConverter.ToInt32(msecsArray, 0); DateTime date = baseDate.AddDays(days); date = date.AddMilliseconds(msecs * 3.333333); return date; } #endregion Hashtable#region Hashtable /**//// <summary> /// 通过Key读取Object /// </summary> /// <param name="key"></param> /// <param name="ht"></param> /// <returns></returns> public static object GetHashtableValue(string key, Hashtable ht) { if (ht.ContainsKey(key)) { return ht[key]; } return null; } #endregion permission#region permission /**//// <summary> /// 判断是否拥有某项权限 /// </summary> /// <param name="htPermission">权限列表</param> /// <param name="permission">某权限</param> /// <returns></returns> public static bool CheckPermission(Hashtable ht, string pName, string op) { if (ht == null) return false; return ht.Contains((object)(pName + op)); } #endregion xml/xslt#region xml/xslt /**//// <summary> /// xslt解析xml .net2.0 /// </summary> /// <param name="objXML4XSL">传入的XmlDocument</param> /// <param name="xslPath">服务器上xsl的绝对地址</param> /// <returns>返回String 为HTML格式</returns> public static string XslTransform(XmlDocument objXml, string xslt) { XslCompiledTransform objXSL = new XslCompiledTransform(); objXSL.Load(xslt); XmlWriterSettings settings = new XmlWriterSettings(); StringBuilder sb = new StringBuilder(); settings.Indent = false; //settings.IndentChars = "\t"; settings.Encoding = new UTF8Encoding(false); settings.ConformanceLevel = ConformanceLevel.Auto; /**////settings.OmitXmlDeclaration = false; XmlWriter writer = XmlWriter.Create(sb, settings); objXSL.Transform(objXml, null, writer); return sb.ToString().Replace("xmlns=\"\"", ""); } #endregion MD5/safe#region MD5/safe /**//// <summary> /// md5加密 /// </summary> /// <param name="str"></param> /// <returns></returns> public static string MD5(string str) { return FormsAuthentication.HashPasswordForStoringInConfigFile(str, "md5"); } #endregion 字符串操作#region 字符串操作 /**//// <summary> /// 混淆html页面 /// </summary> /// <param name="content"></param> /// <returns></returns> public static string Html2Html(string content, string copyright, string error) { error = error.Replace("<", ""); error = error.Replace(">", ""); error = System.Text.Encoding.UTF8.GetString(System.Text.Encoding.Unicode.GetBytes(error)); content = content.Replace("。", "。<span class='hidden'>" + error + copyright + error + "</span>"); return content; } /**//// <summary> /// 把第一个字母转化为大写 /// </summary> /// <param name="str"></param> /// <returns></returns> public static string FirstCharToLower(string str) { if(str == "") return ""; StringBuilder sb = new StringBuilder(); sb.Append(str); return (sb[0].ToString().ToLower() + sb.ToString().Substring(1)); } /**//// <summary> /// 把第一个字母转化为小写 /// </summary> /// <param name="str"></param> /// <returns></returns> public static string FirstCharToUpper(string str) { if(str == "") return ""; StringBuilder sb = new StringBuilder(); sb.Append(str); return (sb[0].ToString().ToUpper() + sb.ToString().Substring(1)); } /**//// <summary> /// 返回一个六位随机数(验证码). /// </summary> public static string GenerateRandomCode() { Random random = new Random(); string s = ""; for (int i = 0; i < 6; i++) s = String.Concat(s, random.Next(10).ToString()); return s; } /**//// <summary> /// 替换文章标题的半角字符 /// </summary> /// <param name="strInput">输入string</param> /// <returns></returns> public static string ReplaceSpecialChar(string strInput) { string temp = strInput; //标点符号替换开始 temp = temp.Replace(" "," "); temp = temp.Replace(" "," "); temp = temp.Replace(" "," "); temp = temp.Replace("~","～"); temp = temp.Replace("!","！"); temp = temp.Replace("#","＃"); temp = temp.Replace("$","￥"); temp = temp.Replace("%","％"); temp = temp.Replace("^","…"); temp = temp.Replace("&","※"); temp = temp.Replace("*","×"); temp = temp.Replace("(","（"); temp = temp.Replace(")","）"); temp = temp.Replace("-","－"); temp = temp.Replace("_","—"); temp = temp.Replace("+","＋"); temp = temp.Replace("=","＝"); temp = temp.Replace("[","【"); temp = temp.Replace("]","】"); temp = temp.Replace("{","『"); temp = temp.Replace("}","』"); temp = temp.Replace("\\","÷"); temp = temp.Replace("|","§"); temp = temp.Replace(";","；"); temp = temp.Replace("\"","“"); temp = temp.Replace("'","‘"); temp = temp.Replace(",","，"); temp = temp.Replace("<","《"); temp = temp.Replace(">","》"); temp = temp.Replace("<","＜"); temp = temp.Replace(">","＞"); return temp; } /**//// <summary> /// 替换文章标题的半角字符 /// </summary> /// <param name="strInput"></param> /// <returns></returns> public static string ReplaceSpecialCharAll(string strInput) { string temp = strInput; //标点符号替换开始 temp = temp.Replace(" "," "); temp = temp.Replace(" "," "); temp = temp.Replace(" "," "); temp = temp.Replace("`","·"); temp = temp.Replace("~","～"); temp = temp.Replace("!","！"); temp = temp.Replace("@","◎"); temp = temp.Replace("#","＃"); temp = temp.Replace("$","￥"); temp = temp.Replace("%","％"); temp = temp.Replace("^","…"); temp = temp.Replace("&","※"); temp = temp.Replace("*","×"); temp = temp.Replace("(","（"); temp = temp.Replace(")","）"); temp = temp.Replace("-","－"); temp = temp.Replace("_","—"); temp = temp.Replace("+","＋"); temp = temp.Replace("=","＝"); temp = temp.Replace("[","【"); temp = temp.Replace("]","】"); temp = temp.Replace("{","『"); temp = temp.Replace("}","』"); temp = temp.Replace("\\","÷"); temp = temp.Replace("|","§"); temp = temp.Replace(":","："); temp = temp.Replace(";","；"); temp = temp.Replace("\"","“"); temp = temp.Replace("'","‘"); temp = temp.Replace(",","，"); temp = temp.Replace(".","。"); temp = temp.Replace("<","《"); temp = temp.Replace(">","》"); temp = temp.Replace("/","／"); temp = temp.Replace("?","？"); temp = temp.Replace("1","１"); temp = temp.Replace("2","２"); temp = temp.Replace("3","３"); temp = temp.Replace("4","４"); temp = temp.Replace("5","５"); temp = temp.Replace("6","６"); temp = temp.Replace("7","７"); temp = temp.Replace("8","８"); temp = temp.Replace("9","９"); temp = temp.Replace("0","０"); temp = temp.Replace("a","ａ"); temp = temp.Replace("b","ｂ"); temp = temp.Replace("c","ｃ"); temp = temp.Replace("d","ｄ"); temp = temp.Replace("e","ｅ"); temp = temp.Replace("f","ｆ"); temp = temp.Replace("g","ｇ"); temp = temp.Replace("h","ｈ"); temp = temp.Replace("i","ｉ"); temp = temp.Replace("j","ｊ"); temp = temp.Replace("k","ｋ"); temp = temp.Replace("l","ｌ"); temp = temp.Replace("m","ｍ"); temp = temp.Replace("n","ｎ"); temp = temp.Replace("o","ｏ"); temp = temp.Replace("p","ｐ"); temp = temp.Replace("q","ｑ"); temp = temp.Replace("r","ｒ"); temp = temp.Replace("s","ｓ"); temp = temp.Replace("t","ｔ"); temp = temp.Replace("u","ｕ"); temp = temp.Replace("v","ｖ"); temp = temp.Replace("w","ｗ"); temp = temp.Replace("x","ｘ"); temp = temp.Replace("y","ｙ"); temp = temp.Replace("z","ｚ"); temp = temp.Replace("A","Ａ"); temp = temp.Replace("B","Ｂ"); temp = temp.Replace("C","Ｃ"); temp = temp.Replace("D","Ｄ"); temp = temp.Replace("E","Ｅ"); temp = temp.Replace("F","Ｆ"); temp = temp.Replace("G","Ｇ"); temp = temp.Replace("H","Ｈ"); temp = temp.Replace("I","Ｉ"); temp = temp.Replace("J","Ｊ"); temp = temp.Replace("K","Ｋ"); temp = temp.Replace("L","Ｌ"); temp = temp.Replace("M","Ｍ"); temp = temp.Replace("N","Ｎ"); temp = temp.Replace("O","Ｏ"); temp = temp.Replace("P","Ｐ"); temp = temp.Replace("Q","Ｑ"); temp = temp.Replace("R","Ｒ"); temp = temp.Replace("S","Ｓ"); temp = temp.Replace("T","Ｔ"); temp = temp.Replace("U","Ｕ"); temp = temp.Replace("V","Ｖ"); temp = temp.Replace("W","Ｗ"); temp = temp.Replace("X","Ｘ"); temp = temp.Replace("Y","Ｙ"); temp = temp.Replace("Z","Ｚ"); return temp; } /**//// <summary> /// 验证字符串是不是日期格式，因为日期有很多格式，用上面的正则表达式就不如这个方便； /// </summary> /// <param name="DatStr">需要判断的字符</param> /// <returns>结果</returns> /// <permission cref="System.Security.PermissionSet">private</permission> private static bool IsDateTime(string DatStr) { try { Convert.ToDateTime(DatStr) ; return true ; } catch(Exception ) { return false; } } /**//// <summary> /// 删除最后一个字符 /// </summary> /// <param name="str"></param> /// <returns></returns> public static string RemoveLastChar(string str) { if (str == "") return ""; else return str.Substring(0, str.Length - 1); } /**//// <summary> /// 将字符串转换为Color /// </summary> /// <param name="color"></param> /// <returns></returns> public static Color ToColor(string color) { int red, green, blue = 0; char[] rgb; color = color.TrimStart('#'); color = Regex.Replace(color.ToLower(), "[g-zG-Z]", ""); switch (color.Length) { case 3: rgb = color.ToCharArray(); red = Convert.ToInt32(rgb[0].ToString() + rgb[0].ToString(), 16); green = Convert.ToInt32(rgb[1].ToString() + rgb[1].ToString(), 16); blue = Convert.ToInt32(rgb[2].ToString() + rgb[2].ToString(), 16); return Color.FromArgb(red, green, blue); case 6: rgb = color.ToCharArray(); red = Convert.ToInt32(rgb[0].ToString() + rgb[1].ToString(), 16); green = Convert.ToInt32(rgb[2].ToString() + rgb[3].ToString(), 16); blue = Convert.ToInt32(rgb[4].ToString() + rgb[5].ToString(), 16); return Color.FromArgb(red, green, blue); default: return Color.FromName(color); } } /**//// <summary> /// 将全角数字转换为数字 /// </summary> /// <param name="SBCCase"></param> /// <returns></returns> public static string SBCCaseToNumberic(string SBCCase) { char[] c = SBCCase.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]; } } } return new string(c); } #endregion 数字字符串检查#region 数字字符串检查 /**//// <summary> /// 检查Request查询字符串的键值，是否是数字，最大长度限制 /// </summary> /// <param name="req">Request</param> /// <param name="inputKey">Request的键值</param> /// <param name="maxLen">最大长度</param> /// <returns>返回Request查询字符串</returns> public static string FetchInputDigit(HttpRequest req, string inputKey, int maxLen) { string retVal = string.Empty; if(inputKey != null && inputKey != string.Empty) { retVal = req.QueryString[inputKey]; if(null == retVal) retVal = req.Form[inputKey]; if(null != retVal) { retVal = SqlText(retVal, maxLen); if(!IsNumber(retVal)) retVal = string.Empty; } } if(retVal == null) retVal = string.Empty; return retVal; } /**//// <summary> /// 是否数字字符串 /// </summary> /// <param name="inputData">输入字符串</param> /// <returns></returns> public static bool IsNumber(string inputData) { Match m = RegNumber.Match(inputData); return m.Success; } /**//// <summary> /// 是否数字字符串 可带正负号 /// </summary> /// <param name="inputData">输入字符串</param> /// <returns></returns> public static bool IsNumberSign(string inputData) { Match m = RegNumberSign.Match(inputData); return m.Success; } /**//// <summary> /// 是否是浮点数 /// </summary> /// <param name="inputData">输入字符串</param> /// <returns></returns> public static bool IsDecimal(string inputData) { Match m = RegDecimal.Match(inputData); return m.Success; } /**//// <summary> /// 是否是浮点数 可带正负号 /// </summary> /// <param name="inputData">输入字符串</param> /// <returns></returns> public static bool IsDecimalSign(string inputData) { Match m = RegDecimalSign.Match(inputData); return m.Success; } #endregion 中文检测#region 中文检测 /**//// <summary> /// 检测是否有中文字符 /// </summary> /// <param name="inputData"></param> /// <returns></returns> public static bool IsHasCHZN(string inputData) { Match m = RegCHZN.Match(inputData); return m.Success; } #endregion 邮件地址#region 邮件地址 /**//// <summary> /// 是否是浮点数 可带正负号 /// </summary> /// <param name="inputData">输入字符串</param> /// <returns></returns> public static bool IsEmail(string inputData) { Match m = RegEmail.Match(inputData); return m.Success; } #endregion 其他#region 其他 /**//// <summary> /// 检查字符串最大长度，返回指定长度的串 /// </summary> /// <param name="sqlInput">输入字符串</param> /// <param name="maxLength">最大长度</param> /// <returns></returns> public static string SqlText(string sqlInput, int maxLength) { if(sqlInput != null && sqlInput != string.Empty) { sqlInput = sqlInput.Trim(); if(sqlInput.Length > maxLength)//按最大长度截取字符串 sqlInput = sqlInput.Substring(0, maxLength); } return sqlInput; } /**//// <summary> /// 字符串编码 /// </summary> /// <param name="inputData"></param> /// <returns></returns> public static string HtmlEncode(string inputData) { return HttpUtility.HtmlEncode(inputData); } /**//// <summary> /// 设置Label显示Encode的字符串 /// </summary> /// <param name="lbl"></param> /// <param name="txtInput"></param> public static void SetLabel(Label lbl, string txtInput) { lbl.Text = HtmlEncode(txtInput); } public static void SetLabel(Label lbl, object inputObj) { SetLabel(lbl, inputObj.ToString()); } #endregion 消息提示对话框#region 消息提示对话框 /**//// <summary> /// 显示消息提示对话框 /// </summary> /// <param name="page">当前页面指针，一般为this</param> /// <param name="msg">提示信息</param> public static void Show(System.Web.UI.Page page,string msg) { Type cstype = page.GetType(); ClientScriptManager clientScript = page.ClientScript; clientScript.RegisterStartupScript(cstype,"message", "<script language='javascript' defer>alert('" + msg.ToString() + "');</script>"); } /**//// <summary> /// 控件点击 消息确认提示框 /// </summary> /// <param name="page">当前页面指针，一般为this</param> /// <param name="msg">提示信息</param> public static void ShowConfirm(System.Web.UI.WebControls.WebControl Control,string msg) { //Control.Attributes.Add("onClick","if (!window.confirm('"+msg+"')){return false;}"); Control.Attributes.Add("onclick", "return confirm('" + msg + "');") ; } /**//// <summary> /// 显示消息提示对话框，并进行页面跳转 /// </summary> /// <param name="page">当前页面指针，一般为this</param> /// <param name="msg">提示信息</param> /// <param name="url">跳转的目标URL</param> public static void ShowAndRedirect(System.Web.UI.Page page,string msg,string url) { System.Text.StringBuilder Builder=new System.Text.StringBuilder(); Builder.Append("<script language='javascript' defer>"); Builder.AppendFormat("alert('{0}');",msg); Builder.AppendFormat("top.location.href='{0}'",url); Builder.Append("</script>"); Type cstype = page.GetType(); ClientScriptManager clientScript = page.ClientScript; clientScript.RegisterStartupScript(cstype, "message", Builder.ToString()); } /**//// <summary> /// 输出自定义脚本信息 /// </summary> /// <param name="page">当前页面指针，一般为this</param> /// <param name="script">输出脚本</param> public static void ResponseScript(System.Web.UI.Page page,string script) { Type cstype = page.GetType(); ClientScriptManager clientScript = page.ClientScript; clientScript.RegisterStartupScript(cstype, "message", "<script language='javascript' defer>" + script + "</script>"); } /**//// <summary> /// 正文分页 - FIXME 最好用dom处理分页 /// </summary> /// <param name="content">文章内容</param> /// <param name="currentPageId">当前页码</param> /// <param name="perPageLength">每页字数</param> /// <returns></returns> public static string ContentSplitPage(string content, int pageid, int pageLength) { int totalPageCount = 1; if (content.Length > pageLength) { totalPageCount = (int)Math.Ceiling((double)(content.Length / pageLength)); } if (pageid > totalPageCount) { pageid = totalPageCount; } StringBuilder sb = new StringBuilder(); string currentContent = string.Empty; if (pageid == totalPageCount) { currentContent = content.Substring(pageLength * (pageid - 1)) + "<br/>"; } else { currentContent = content.Substring(pageLength * (pageid - 1), pageLength) + "<br/>"; } //开始对内容进行过滤,防治首位<tag>被拆分 if (currentContent.IndexOf("<") > -1) { } return currentContent; } /**//// <summary> /// 新版分页，但是还是有BUG，当第n页和第n+1页都落在一个标签里时，就有问题，但是事实上不可能！！ ：） /// </summary> /// <param name="content"></param> /// <param name="pageid"></param> /// <param name="pageLength"></param> /// <returns></returns> public static string ContentSplitPageByXml(string content, int pageid, int pageLength) { XmlDataDocument doc = new XmlDataDocument(); doc.LoadXml("<msc>" + content + "</msc>"); //大内容分页 int startIndex = (pageid - 1) * pageLength; int endIndex = pageid * pageLength; int index = 0; XmlNodeList list = doc.FirstChild.ChildNodes; bool isOK = false; foreach (XmlNode node in list) { if (node.NodeType == XmlNodeType.Element) { int nodeLength = node.OuterXml.Length; if (startIndex > index && startIndex < (index + nodeLength)) { if (isOK == false) { startIndex = index + nodeLength; isOK = true; } } if (endIndex >= index && endIndex < (index + nodeLength)) { endIndex = index + nodeLength; if (endIndex > startIndex) break; } index += nodeLength; } else if (node.NodeType == XmlNodeType.Text) { int nodeLength = node.InnerText.Length; if (endIndex >= index && endIndex < (index + nodeLength)) { if (endIndex > startIndex) break; } index += nodeLength; } } string body = doc.OuterXml; body = body.Substring(5, body.Length - 11); int bodyLength = body.Length; if (endIndex > bodyLength) { endIndex = bodyLength; } body = body.Substring(startIndex, endIndex - startIndex); return body; } /**//// <summary> /// 数字转换 /// </summary> /// <param name="num"></param> /// <returns></returns> public static string TransferDayOfWeek(int num) { string returnString = ""; switch (num) { case 1: returnString = "一"; break; case 2: returnString = "二"; break; case 3: returnString = "三"; break; case 4: returnString = "四"; break; case 5: returnString = "五"; break; case 6: returnString = "六"; break; case 0: returnString = "日"; break; } return returnString; } #endregion backup/restore file#region backup/restore file /**//// <summary> /// 备份文件 /// </summary> /// <param name="sourceFileName">源文件名</param> /// <param name="destFileName">目标文件名</param> /// <param name="overwrite">当目标文件存在时是否覆盖</param> /// <returns>操作是否成功</returns> public static bool BackupFile(string sourceFileName, string destFileName, bool overwrite) { if (!System.IO.File.Exists(sourceFileName)) { throw new FileNotFoundException(sourceFileName + "文件不存在！"); } if (!overwrite && System.IO.File.Exists(destFileName)) { return false; } try { System.IO.File.Copy(sourceFileName, destFileName, true); return true; } catch (Exception e) { throw e; } } /**//// <summary> /// 备份文件,当目标文件存在时覆盖 /// </summary> /// <param name="sourceFileName">源文件名</param> /// <param name="destFileName">目标文件名</param> /// <returns>操作是否成功</returns> public static bool BackupFile(string sourceFileName, string destFileName) { return BackupFile(sourceFileName, destFileName, true); } /**//// <summary> /// 恢复文件 /// </summary> /// <param name="backupFileName">备份文件名</param> /// <param name="targetFileName">要恢复的文件名</param> /// <param name="backupTargetFileName">要恢复文件再次备份的名称,如果为null,则不再备份恢复文件</param> /// <returns>操作是否成功</returns> public static bool RestoreFile(string backupFileName, string targetFileName, string backupTargetFileName) { try { if (!System.IO.File.Exists(backupFileName)) { throw new FileNotFoundException(backupFileName + "文件不存在！"); } if (backupTargetFileName != null) { if (!System.IO.File.Exists(targetFileName)) { throw new FileNotFoundException(targetFileName + "文件不存在！无法备份此文件！"); } else { System.IO.File.Copy(targetFileName, backupTargetFileName, true); } } System.IO.File.Delete(targetFileName); System.IO.File.Copy(backupFileName, targetFileName); } catch (Exception e) { throw e; } return true; } public static bool RestoreFile(string backupFileName, string targetFileName) { return RestoreFile(backupFileName, targetFileName, null); } #endregion PageBar#region PageBar /**//// <summary> /// 读取页面载入时间 /// </summary> public static string GetPageProcessTime() { lock (lockObject) { TimeSpan ts = DateTime.Now - Convert.ToDateTime(HttpContext.Current.Items["AppBeginRequestTime"]); return "<p class='ar fs10'>页面载入时间:<span class='red'>" + ts.TotalSeconds + "</span>秒 </p>"; } } #endregion }
}