/// <summary>
/// 差异日期天数
/// </summary>
/// <param name="oneDateTime">时间字符串</param>
/// <returns></returns>
public static int DiffDateDays(string oneDateTime)
{
if (string.IsNullOrEmpty(oneDateTime))
{
return(0);
}
return(TextUtility.DiffDateDays(DateTime.Parse(oneDateTime)));
}
/// <summary>
/// 切割字符串加上延长符号
/// </summary>
/// <param name="originalVal">字符串</param>
/// <param name="cutLength">去掉几位</param>
/// <param name="prolongSymbol">延长符号</param>
/// <returns></returns>
public static string CutStringProlongSymbol(string originalVal, int cutLength, string prolongSymbol)
{
if (string.IsNullOrEmpty(prolongSymbol))
{
prolongSymbol = TextUtility.PROLONG_SYMBOL;
}
return(TextUtility.CutLeft(originalVal, cutLength) + prolongSymbol);
}
/// <summary>
/// 切割字符串
/// </summary>
/// <param name="originalVal">字符串</param>
/// <param name="cutLength">去掉几位</param>
/// <returns></returns>
public static string CutStringProlongSymbol(string originalVal, int cutLength)
{
if (originalVal.Length <= cutLength)
{
return(originalVal);
}
return(TextUtility.CutLeft(originalVal, cutLength) + TextUtility.PROLONG_SYMBOL);
}
/// <summary>
/// JavaScript编码
/// </summary>
/// <param name="obj">原始字符串</param>
/// <returns></returns>
public static string JavaScriptEncode(object obj)
{
if (obj == null)
{
return(string.Empty);
}
return(TextUtility.JavaScriptEncode(obj.ToString()));
}
/// <summary>
/// 获取当前日期时间长字符串
/// </summary>
/// <param name="prefix">前缀</param>
/// <returns></returns>
public static string GetDateTimeLongString(string prefix)
{
if (string.IsNullOrEmpty(prefix))
{
prefix = string.Empty;
}
return(prefix + TextUtility.GetDateTimeLongString());
}
/// <summary>
/// 创建随机数
/// </summary>
/// <param name="len">长度</param>
/// <returns></returns>
public static string CreateRandomNum2(int len)
{
StringBuilder stringBuilder = new StringBuilder();
Random random = new Random(TextUtility.GetNewSeed());
for (int i = 0; i < len; i++)
{
int num = random.Next();
stringBuilder.Append((char)(48 + (ushort)(num % 10)));
}
return(stringBuilder.ToString());
}
/// <summary>
/// 验证一个字符串数组里面是否包含一个字符串
/// </summary>
/// <param name="matchStr">一个字符串</param>
/// <param name="originalStr">分割字符</param>
/// <param name="separator">可以被分割字符分割的字符串</param>
/// <returns>返回状态</returns>
public static bool InArray(string matchStr, string originalStr, string separator)
{
string[] array = TextUtility.SplitStrArray(originalStr, separator);
for (int i = 0; i < array.Length; i++)
{
if (matchStr == array[i])
{
return(true);
}
}
return(false);
}
/// <summary>
/// 电子邮件编码
/// </summary>
/// <param name="originalStr">电子邮件字符串</param>
/// <returns></returns>
public static string EmailEncode(string originalStr)
{
string text = TextUtility.TextEncode(originalStr).Replace("@", "@").Replace(".", ".");
return(TextUtility.JoinString("<a href='mailto:", new string[]
{
text,
"'>",
text,
"</a>"
}));
}
/// <summary>
/// 创建身份验证的秘钥
/// </summary>
/// <param name="len">长度</param>
/// <param name="onlyNum">复杂强度</param>
/// <returns></returns>
public static string CreateAuthStr(int len, bool onlyNum)
{
if (!onlyNum)
{
return(TextUtility.CreateAuthStr(len));
}
StringBuilder stringBuilder = new StringBuilder();
Random random = new Random();
for (int i = 0; i < len; i++)
{
int num = random.Next();
stringBuilder.Append((char)(48 + (ushort)(num % 10)));
}
return(stringBuilder.ToString());
}
/// <summary>
/// 根据当前输入的相对于项目的路径返回绝对路径
/// </summary>
/// <param name="strPath">相对路径</param>
/// <returns></returns>
public static string GetFullPath(string strPath)
{
string text = TextUtility.AddLast(AppDomain.CurrentDomain.BaseDirectory, "\\");
if (strPath.IndexOf(":") < 0)
{
string text2 = strPath.Replace("..\\", "");
if (text2 != strPath)
{
int num = (strPath.Length - text2.Length) / "..\\".Length + 1;
for (int i = 0; i < num; i++)
{
text = text.Substring(0, text.LastIndexOf("\\"));
}
text2 = "\\" + text2;
}
strPath = text + text2;
}
return(strPath);
}
///// <summary>
///// 跳转页面 （重定向）
///// </summary>
///// <param name="url">访问的网址</param>
//public static void Redirect(string url)
//{
// if (HttpContext.Current != null && !string.IsNullOrEmpty(url))
// {
// HttpContext.Current.Response.Redirect(url);
// HttpContext.Current.Response.StatusCode = 301;
// HttpContext.Current.Response.End();
// }
//}
///// <summary>
///// 输出要下载的文件
///// </summary>
///// <param name="filepath">下载文件的路径</param>
///// <param name="filename">下载文件的名称</param>
///// <param name="filetype">设置输出流的 HTTP MIME 类型。</param>
//public static void ResponseFile(string filepath, string filename, string filetype)
//{
// if (HttpContextExtension.Current != null)
// {
// Stream stream = null;
// byte[] buffer = new byte[10000];
// try
// {
// stream = new FileStream(filepath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
// long num = stream.Length;
// HttpContextExtension.Current.Response.ContentType = filetype;
// HttpContextExtension.Current.Response.AppendHeader("Content-Disposition", "attachment;filename=" + Utility.UrlEncode(filename.Trim()).Replace("+", " "));
// while (num > 0L)
// {
// if (HttpContextExtension.Current.Response.IsClientConnected)
// {
// int num2 = stream.Read(buffer, 0, 10000);
// HttpContextExtension.Current.Response.OutputStream.Write(buffer, 0, num2);
// HttpContextExtension.Current.Response.Flush();
// buffer = new byte[10000];
// num -= (long)num2;
// }
// else
// {
// num = -1L;
// }
// }
// }
// catch (Exception ex)
// {
// HttpContextExtension.Current.Response.Write("Error : " + ex.Message);
// }
// finally
// {
// if (stream != null)
// {
// stream.Close();
// }
// }
// HttpContextExtension.Current.Response.End();
// }
//}
/// <summary>
/// 查找指定目录下的所有.htm后缀的文件并返回字符串编码是UTF-8的文件路径
/// </summary>
/// <param name="directory">指定的目录，绝对路径</param>
/// <returns>返回是UTF-8格式的.htm路径</returns>
public static string[] SearchUTF8File(string directory)
{
StringBuilder stringBuilder = new StringBuilder();
FileInfo[] files = new DirectoryInfo(directory).GetFiles();
for (int i = 0; i < files.Length; i++)
{
if (files[i].Extension.ToLower().Equals(".htm"))
{
FileStream fileStream = new FileStream(files[i].FullName, FileMode.Open, FileAccess.Read);
bool flag = Utility.IsUTF8(fileStream);
fileStream.Close();
if (!flag)
{
stringBuilder.Append(files[i].FullName);
stringBuilder.Append("\r\n");
}
}
}
return(TextUtility.SplitStrArray(stringBuilder.ToString(), "\r\n"));
}
/// <summary>
/// 等同于Join方法，就是增加了验证
/// </summary>
/// <param name="separator"></param>
/// <param name="value"></param>
/// <returns></returns>
public static string Join(string separator, params string[] value)
{
return(TextUtility.JoinString(separator, value));
}
/// <summary>
/// 等同于Join方法，就是增加了验证
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
public static string JoinString(params string[] value)
{
return(TextUtility.JoinString(string.Empty, value));
}
/// <summary>
/// 减少字符串数量
/// </summary>
/// <param name="originalVal">字符串</param>
/// <param name="startIndex">从第几位开始</param>
/// <returns></returns>
public static string CutString(string originalVal, int startIndex)
{
return(TextUtility.CutString(originalVal, startIndex, originalVal.Length));
}
/// <summary>
/// 在数组索引中
/// </summary>
/// <param name="originalStr">原始字符串</param>
/// <param name="strArray">字符串数组</param>
/// <returns></returns>
public static int InArrayIndexOf(string originalStr, string[] strArray)
{
return(TextUtility.InArrayIndexOf(originalStr, strArray, true));
}
/// <summary>
/// 在数组中
/// </summary>
/// <param name="matchStr">匹配字符串</param>
/// <param name="strArray">字符串数组</param>
/// <param name="separator">分离器</param>
/// <param name="ignoreCase">是否忽略大小写</param>
/// <returns></returns>
public static bool InArray(string matchStr, string strArray, string separator, bool ignoreCase)
{
return(TextUtility.InArray(matchStr, TextUtility.SplitStrArray(strArray, separator), ignoreCase));
}
/// <summary>
/// 在数组中
/// </summary>
/// <param name="matchStr">匹配字符串</param>
/// <param name="strArray">字符串数组</param>
/// <param name="ignoreCase">是否忽略大小写</param>
/// <returns></returns>
public static bool InArray(string matchStr, string[] strArray, bool ignoreCase)
{
return(TextUtility.InArrayIndexOf(matchStr, strArray, ignoreCase) >= 0);
}
/// <summary>
/// 格式日期时间
/// </summary>
/// <param name="oneDateVal">一个日期值</param>
/// <param name="formatType">格式日期</param>
/// <returns></returns>
public static string FormatDateTime(string oneDateVal, int formatType)
{
return(TextUtility.FormatDateTime(DateTime.Parse(oneDateVal), formatType));
}