/// <summary>
/// 是否支付平台签名,规则是:按参数名称a-z排序,遇到空值的参数不参加签名。
/// </summary>
/// <returns></returns>
public virtual Boolean IsTenpaySign()
{
StringBuilder sb = new StringBuilder();
List <string> akeys = Parameters.Keys.ToList();
akeys.Sort();
foreach (string k in akeys)
{
string v = (string)Parameters[k];
if (null != v && String.Compare("", v, StringComparison.Ordinal) != 0 &&
String.Compare("sign", k, StringComparison.Ordinal) != 0 &&
String.Compare("key", k, StringComparison.Ordinal) != 0)
{
sb.Append(k + "=" + v + "&");
}
}
sb.Append("key=" + this.GetKey());
var sign = Md5Util.GetMd5(sb.ToString(), GetCharset()).ToLower();
//debug信息
this.SetDebugInfo(sb.ToString() + " => sign:" + sign);
return(GetParameter("sign").ToLower().Equals(sign));
}
private string CreateSign(IDictionary <string, string> dictionary, string key)
{
var sb = new StringBuilder();
var akeys = dictionary.Keys.ToList();
akeys.Sort();
foreach (string k in akeys)
{
var v = (string)dictionary[k];
if (null != v && Compare("", v, StringComparison.Ordinal) != 0 &&
Compare("sign", k, StringComparison.Ordinal) != 0 &&
Compare("key", k, StringComparison.Ordinal) != 0)
{
sb.Append(k + "=" + v + "&");
}
}
sb.Append("key=" + key);
var sign = Md5Util.GetMd5(sb.ToString(), dictionary["charset"].ToUpper());
return(sign);
}