///// <summary>
///// 校验实体参数是否合法
///// </summary>
///// <typeparam name="T">实体类型</typeparam>
///// <param name="desIv">DES加密偏移量</param>
///// <param name="desKey">DES加密的私钥</param>
///// <param name="md5Key">DES加密的密钥</param>
///// <param name="entity">参数实体</param>
///// <returns>bool</returns>
//private bool CheckSign<T>(string desIv, string desKey, string md5Key, ref T entity) where T : new()
//{
// if (entity != null)
// {
// string sign = string.Empty;
// long timeStamp = 0;
// DESHelper desHelper = new DESHelper(desIv, desKey);
// PropertyInfo[] pArray = typeof(T).GetProperties();
// try
// {
// //试着DES解密
// for (int i = 0; i < pArray.Length; i++)
// {
// if (pArray[i].Name.ToLower() != "ExtensionData".ToLower())
// {
// if (pArray[i].Name.ToLower() != "Sign".ToLower())
// {
// if (pArray[i].GetValue(entity, null) != null)
// {
// pArray[i].SetValue(entity, Convert.ChangeType(desHelper.Decrypt(pArray[i].GetValue(entity, null).ToString()), pArray[i].PropertyType), null);
// }
// if (pArray[i].Name.ToLower() == "TimeStamp".ToLower())
// {
// timeStamp = Convert.ToInt64(pArray[i].GetValue(entity, null));
// }
// }
// else
// {
// sign = pArray[i].GetValue(entity, null).ToString();
// pArray[i].SetValue(entity, Convert.ChangeType(sign, pArray[i].PropertyType), null);
// }
// }
// }
// return new MD5Helper(md5Key).CheckEncrypt(EntityHelper<T>.EntityToString(entity, '=', '&', Encoding.GetEncoding("utf-8"), new string[] { "ExtensionData", "Sign" }), sign) && Math.Abs(ToolHelper.DateTimeToUnixTimestamp(DateTime.Now) - timeStamp) < 180000;
// }
// catch { }
// }
// return false;
//}
/// <summary>
/// 校验实体参数是否合法
/// </summary>
/// <typeparam name="T">实体类型<peparam>
/// <param name="desIv">DES加密偏移量</param>
/// <param name="desKey">DES加密的私钥</param>
/// <param name="md5Key">DES加密的密钥</param>
/// <param name="entity">参数实体</param>
/// <returns>bool</returns>
private bool CheckSign <T>(string desIv, string desKey, string md5Key, ref T entity) where T : new()
{
try
{
if (entity != null)
{
object objSign = typeof(T).GetProperty("Sign") != null ? typeof(T).GetProperty("Sign").GetValue(entity, null) : null;
if (objSign != null && !string.IsNullOrEmpty(objSign.ToString()) && new MD5Helper(md5Key).CheckEncrypt(EntityHelper <T> .EntityToString(entity, '=', '&', Encoding.GetEncoding("utf-8"), new string[] { "ExtensionData", "Sign" }), objSign.ToString()))
{
DESHelper desHelper = new DESHelper(desIv, desKey);
object objTimeStamp = typeof(T).GetProperty("TimeStamp") != null ? typeof(T).GetProperty("TimeStamp").GetValue(entity, null) : null;
if (objTimeStamp != null && !string.IsNullOrEmpty(objTimeStamp.ToString()) && Math.Abs(ToolHelper.DateTimeToUnixTimestamp(DateTime.Now) - Convert.ToInt64(desHelper.Decrypt(objTimeStamp.ToString()))) < 300000)
{
PropertyInfo[] propertyInfoArr = typeof(T).GetProperties();
for (int i = 0; i < propertyInfoArr.Length; i++)
{
if (propertyInfoArr[i].Name.ToLower() != "ExtensionData".ToLower() && propertyInfoArr[i].Name.ToLower() != "Sign".ToLower() && propertyInfoArr[i].Name.ToLower() != "TimeStamp".ToLower() && propertyInfoArr[i].GetValue(entity, null) != null)
{
propertyInfoArr[i].SetValue(entity, Convert.ChangeType(desHelper.Decrypt(propertyInfoArr[i].GetValue(entity, null).ToString()), propertyInfoArr[i].PropertyType), null);
}
}
return(true);
}
}
}
}
catch { }
return(false);
}
///// <summary>
///// 加密实体参数
///// </summary>
///// <typeparam name="T">实体类型</typeparam>
///// <param name="desIv">DES加密偏移量</param>
///// <param name="desKey">DES加密的私钥</param>
///// <param name="md5Key">MD5加密的密钥</param>
///// <param name="entity">参数实体</param>
//private void EncryptEntity<T>(string desIv, string desKey, string md5Key, T entity) where T : new()
//{
// if (entity != null)
// {
// PropertyInfo[] pArray = typeof(T).GetProperties();//通过PropertyInfo[] 与typeof(T) 可以获取到当前实体类的字段属性
// DESHelper desHelper = new DESHelper(desIv, desKey);//实例化加密类DES
// for (int i = 0; i < pArray.Length; i++)
// {
// if (pArray[i].Name.ToLower() == "TimeStamp".ToLower())//专用于接口的实体类的TimeStamp字段
// { //给当前循环到的接口实体类赋值 //参数一：要操作的实体类 //参数二：新的属性值，即键值对中的值 //参数三：参数二对应的类型即键值的类型
// pArray[i].SetValue(entity, Convert.ChangeType(ToolHelper.DateTimeToUnixTimestamp(DateTime.Now), pArray[i].PropertyType), null);
// }
// }
// string sign = new MD5Helper(md5Key).Encrypt(EntityHelper<T>.EntityToString(entity, '=', '&', Encoding.GetEncoding("utf-8"), new string[] { "ExtensionData", "Sign" }));
// for (int i = 0; i < pArray.Length; i++)
// {
// if (pArray[i].GetValue(entity, null) != null)
// {
// pArray[i].SetValue(entity, Convert.ChangeType(desHelper.Encrypt(pArray[i].GetValue(entity, null).ToString()), pArray[i].PropertyType), null);
// }
// if (pArray[i].Name.ToLower() == "Sign".ToLower())
// {
// pArray[i].SetValue(entity, Convert.ChangeType(sign, pArray[i].PropertyType), null);
// }
// }
// }
//}
/// <summary>
/// 加密实体参数
/// </summary>
/// <typeparam name="T">实体类型<peparam>
/// <param name="desIv">DES加密偏移量</param>
/// <param name="desKey">DES加密的私钥</param>
/// <param name="md5Key">DES加密的密钥</param>
/// <param name="entity">参数实体</param>
private void EncryptEntity <T>(string desIv, string desKey, string md5Key, T entity) where T : new()
{
if (entity != null)
{
DESHelper desHelper = new DESHelper(desIv, desKey);
PropertyInfo[] propertyInfoArr = typeof(T).GetProperties();
for (int i = 0; i < propertyInfoArr.Length; i++)
{
if (propertyInfoArr[i].Name.ToLower() != "ExtensionData".ToLower())
{
if (propertyInfoArr[i].Name.ToLower() != "TimeStamp".ToLower())
{
propertyInfoArr[i].SetValue(entity, Convert.ChangeType(desHelper.Encrypt(propertyInfoArr[i].GetValue(entity, null) != null ? propertyInfoArr[i].GetValue(entity, null).ToString() : null), propertyInfoArr[i].PropertyType), null);
}
else
{
propertyInfoArr[i].SetValue(entity, Convert.ChangeType(desHelper.Encrypt(ToolHelper.DateTimeToUnixTimestamp(DateTime.Now)), propertyInfoArr[i].PropertyType), null);
}
}
}
PropertyInfo signPropertyInfo = typeof(T).GetProperty("Sign");
if (signPropertyInfo != null)
{
signPropertyInfo.SetValue(entity, Convert.ChangeType(new MD5Helper(md5Key).Encrypt(EntityHelper <T> .EntityToString(entity, '=', '&', Encoding.GetEncoding("utf-8"), new string[] { "ExtensionData", "Sign" })), signPropertyInfo.PropertyType), null);
}
}
}
