/// <summary>
/// 中国大陆身份证15位转18位
/// </summary>
public static string ConvertChinaPRIDCard_15_18(string idCardNo)
{
if (!RegExpHelper.IsAllNumber(idCardNo, 15, 15))
{
return(idCardNo);
}
var allCsNumber = new string[] { "1", "0", "x", "9", "8", "7", "6", "5", "4", "3", "2" };
var allWiNumber = new int[] { 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2 };
var tmpNewNumber = new StringBuilder(idCardNo);
tmpNewNumber.Insert(6, "19");
var sum = 0;
for (int i = 0; i < 17; i++)
{
sum += ConvertHelper.GetInt(tmpNewNumber[i].ToString()) * allWiNumber[i];
}
sum %= 11;
tmpNewNumber.Append(allCsNumber[sum]);
return(tmpNewNumber.ToString());
}
/// <summary>
/// 获取指定字符隐藏后的字符串
/// </summary>
/// <param name="str">待隐藏字符串</param>
/// <param name="hiddenType">字符串隐藏类型</param>
/// <param name="hiddenLength">隐藏长度</param>
/// <param name="hiddenChar">隐藏字符</param>
/// <returns></returns>
public static string GetHiddenString(string str, StringHiddenType hiddenType = StringHiddenType.Start, int hiddenLength = 4, char hiddenChar = '*')
{
string retVal = str;
if (RegExpHelper.IsRightLength(str, (uint)hiddenLength + 1))
{
if (hiddenType == StringHiddenType.Start)
{
retVal = string.Format("{0}{1}", new string(hiddenChar, hiddenLength), str.Substring(hiddenLength));
}
else if (hiddenType == StringHiddenType.End)
{
retVal = string.Format("{0}{1}", str.Substring(0, str.Length - hiddenLength), new string(hiddenChar, hiddenLength));
}
else if (hiddenType == StringHiddenType.Middle)
{
var tmpArray = str.ToCharArray();
for (int i = 0; i < hiddenLength; i++)
{
var j = (tmpArray.Length - i) / 2;
while (j < tmpArray.Length && tmpArray[j] == '*')
{
j++;
}
tmpArray[j] = '*'; // 后面改成移除方式
}
retVal = new string(tmpArray);
}
}
return(retVal);
}
/// <summary>
/// 隐藏中文姓名[不支持复姓,如"杨**"]
/// </summary>
public static string GetHiddenNameByChineseName(string chineseName, char replaceChar = '*')
{
if (RegExpHelper.IsRightLength(chineseName, 2))
{
return(string.Format("{0}{1}", GetFamilyByChineseName(chineseName), new string(replaceChar, 2)));
}
return(chineseName);
}
/// <summary>
/// 获取中文姓氏[不支持复姓,如"杨"]
/// </summary>
public static string GetFamilyByChineseName(string chineseName)
{
if (RegExpHelper.IsRightLength(chineseName, 2))
{
return(chineseName.Substring(0, 1));
}
return(chineseName);
}
/// <summary>
/// 是否是有效的中国大陆身份证[严格校验]
/// </summary>
public static bool IsChinaPRIDCard(string idCardNo)
{
if (string.IsNullOrEmpty(idCardNo))
{
return(false);
}
var tmpType = idCardNo.Length;
var tmpIndex = idCardNo.Length - 1;
var tmpValue = idCardNo.Remove(tmpIndex);
if (!RegExpHelper.IsAllNumber(tmpValue, (uint)tmpIndex, (uint)tmpIndex) || ConvertHelper.GetLong(tmpValue, 0) < Math.Pow(10, tmpIndex - 1))
{
return(false);
}
var provinceCodes = "11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";
if (provinceCodes.IndexOf(idCardNo.Remove(2)) < 0)
{
return(false);
}
var interval = tmpType == 15 ? 2 : 0;
var birthday = ConvertHelper.GetDateTime(idCardNo.Substring(6, 8 - interval).Insert(6 - interval, "-").Insert(4 - interval, "-"));
if (birthday < InternalConstant.DefaultMSdbMinDate)
{
return(false);
}
if (tmpType == 15)
{
return(true);
}
// 继续18位校验
var allCsNumber = new string[] { "1", "0", "x", "9", "8", "7", "6", "5", "4", "3", "2" };
var allWiNumber = new int[] { 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2 };
var allAiNumber = ConvertHelper.Cast <int>(tmpValue.ToList().ConvertAll((item) => { return(item.ToString()); })).ToArray();
var sum = 0;
for (int i = 0; i < tmpIndex; i++)
{
sum += allAiNumber[i] * allWiNumber[i];
}
var mod = 0;
Math.DivRem(sum, 11, out mod);
if (allCsNumber[mod] != idCardNo.Substring(tmpIndex, 1).ToLower())
{
return(false);
}
return(true);
}
/// <summary>
/// 替换SQL关键字
/// </summary>
public static string ReplaceSQLKeywords(string str, string replaceStr = "")
{
if (!string.IsNullOrEmpty(str))
{
while (true)
{
if (!RegExpHelper.IsContainSQLKeywords(str))
{
break;
}
str = Regex.Replace(str, RegExpHelper.ExpressionSQLKeywords, replaceStr, RegexOptions.IgnoreCase);
}
}
return(str);
}
/// <summary>
/// 获取文件的只读流
/// </summary>
public static Stream GetFileStream(string filePathOrUrl)
{
Stream retVal = null;
try
{
if (!string.IsNullOrEmpty(filePathOrUrl))
{
PathType pathType = 0;
var targetPath = filePathOrUrl;
if (RegExpHelper.IsUrl(filePathOrUrl))
{
pathType = PathType.WebUrl;
targetPath = filePathOrUrl;
}
else if (RegExpHelper.IsRelativePath(filePathOrUrl))
{
pathType = PathType.WindowPath;
targetPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, filePathOrUrl.Replace("/", @"\").TrimStart('/').TrimStart('\\'));
}
else if (RegExpHelper.IsPhysicalPath(filePathOrUrl))
{
pathType = PathType.WindowPath;
targetPath = filePathOrUrl;
}
if (Enum.IsDefined(typeof(PathType), pathType))
{
switch (pathType)
{
case PathType.WindowPath:
retVal = new FileStream(targetPath, FileMode.Open, FileAccess.Read);
break;
case PathType.WebUrl:
retVal = NetHelper.HttpGetStream(targetPath);
break;
}
}
}
}
catch { }
return(retVal);
}