/// <summary>
/// 地址，路径编码，排除 / // \ \\等编码
/// </summary>
/// <param name="str"></param>
/// <param name="encoding">编码类型</param>
/// <returns></returns>
public static string StrEncodeUrl(string str, string encoding)
{
if (str == null)
{
return("");
}
char tempStr = ' ';
string tempStr2 = "";
string returnStr = "";
char[] ary = str.ToCharArray();
for (int i = 0; i < str.Length; i++)
{
tempStr = ary[i];
//过滤特别字符
if (!EKGetString.IsExist(":,?,&,/,//,///,////,\\,\\\\,\\/,/\\", ',', tempStr.ToString()))
{
tempStr2 = EKRequest.StrEncode(tempStr.ToString(), encoding);
}
else
{
tempStr2 = tempStr.ToString();
}
//新编码字符串
returnStr += tempStr2;
}
return(returnStr.Replace("+", "%20"));
}
/// <summary>
/// AES加密字符串
/// </summary>
/// <param name="encryptString">待加密的字符串</param>
/// <param name="encryptKey">加密密钥,要求为32位</param>
/// <returns>加密成功返回加密后的字符串,失败返回源串</returns>
public static string EncryptAES(string encryptString, string encryptKey)
{
encryptKey = EKGetString.SubString(encryptKey, 32, "");
encryptKey = encryptKey.PadRight(32, ' ');
RijndaelManaged rijndaelProvider = new RijndaelManaged();
rijndaelProvider.Key = Encoding.UTF8.GetBytes(encryptKey.Substring(0, 32));
rijndaelProvider.IV = Encoding.UTF8.GetBytes(encryptKey.Substring(0, 32));
ICryptoTransform rijndaelEncrypt = rijndaelProvider.CreateEncryptor();
byte[] inputData = Encoding.UTF8.GetBytes(encryptString);
byte[] encryptedData = rijndaelEncrypt.TransformFinalBlock(inputData, 0, inputData.Length);
return(Convert.ToBase64String(encryptedData));
}
/// <summary>
/// 多选控件选中值
/// </summary>
/// <param name="cbl">多选控件</param>
/// <param name="defaultVal">默认值</param>
/// <returns></returns>
public static string GetValueCheckBoxList(System.Web.UI.WebControls.CheckBoxList cbl, string defaultVal)
{
string valStr = "";
for (int i = 0; i < cbl.Items.Count; i++)
{
if (cbl.Items[i].Value == "" || !cbl.Items[i].Selected)
{
continue;
}
valStr += cbl.Items[i].Value + ",";
}
valStr = EKGetString.RemoveEnd(valStr, ",");
if (valStr == "")
{
return(defaultVal);
}
return(valStr);
}
/// <summary>
/// AES解密字符串
/// </summary>
/// <param name="decryptString">待解密的字符串</param>
/// <param name="decryptKey">解密密钥,要求为32位,和加密密钥相同</param>
/// <returns>解密成功返回解密后的字符串,失败返源串</returns>
public static string DecryptAES(string decryptString, string decryptKey)
{
try
{
decryptKey = EKGetString.SubString(decryptKey, 32, "");
decryptKey = decryptKey.PadRight(32, ' ');
RijndaelManaged rijndaelProvider = new RijndaelManaged();
rijndaelProvider.Key = Encoding.UTF8.GetBytes(decryptKey);
rijndaelProvider.IV = Encoding.UTF8.GetBytes(decryptKey);
ICryptoTransform rijndaelDecrypt = rijndaelProvider.CreateDecryptor();
byte[] inputData = Convert.FromBase64String(decryptString);
byte[] decryptedData = rijndaelDecrypt.TransformFinalBlock(inputData, 0, inputData.Length);
return(Encoding.UTF8.GetString(decryptedData));
}
catch
{
return(decryptString);
}
}
/// <summary>
/// 字符串中删除字符串。
/// </summary>
/// <param name="str1">原始字符串 1,2,3,4,6</param>
/// <param name="str2">删除的字符串 2,4</param>
/// <param name="split">分格字符串如 ,</param>
/// <returns></returns>
public static string StringRemoveString(string str1, string str2, string split)
{
string[] ary = str2.Split(new string[] { split }, StringSplitOptions.None);
for (int i = 0; i < ary.Length; i++)
{
//1000,1001,1002,1003 > 1000,,1002 > 1000,1002
str1 = str1.Replace(ary[i], "").Replace(split + split, split);
}
//去头多余
if (str1.IndexOf(split) == 0)
{
str1 = EKGetString.RemoveStart(str1, split);
}
//去尾多余
if (str1.LastIndexOf(split) + split.Length == str1.Length)
{
str1 = EKGetString.RemoveEnd(str1, split);
}
return(str1);
}
/// <summary>
/// 返回指定IP是否在指定的IP数组所限定的范围内, IP数组内的IP地址可以使用*表示该IP段任意, 例如192.168.1.*
/// </summary>
/// <param name="ip"></param>
/// <param name="iparray"></param>
/// <returns></returns>
public static bool InIPArray(string ip, string[] iparray)
{
string[] userip = EKGetString.SplitString(ip, @".");
for (int ipIndex = 0; ipIndex < iparray.Length; ipIndex++)
{
string[] tmpip = EKGetString.SplitString(iparray[ipIndex], @".");
int r = 0;
for (int i = 0; i < tmpip.Length; i++)
{
if (tmpip[i] == "*")
{
return(true);
}
if (userip.Length > i)
{
if (tmpip[i] == userip[i])
{
r++;
}
else
{
break;
}
}
else
{
break;
}
}
if (r == 4)
{
return(true);
}
}
return(false);
}
