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//---------------------------passport注册或登陆整合开始-----------------------------
string memberInfo = "username=" + postUsername
+ "&password=" + md5(postPwd)
+ "&time="+ time()//获取当前时间与格林威治的秒差
+ "&email="+"abc@abc.com";//需要email的值,实际整合通常情况是从数据库里获取用户email
dzAuth = passport_encrypt(memberInfo , dzPassportKey);
dzForward = forward.Value.ToString().Trim();//获取返回地址
if(dzForward=="") dzForward = webUrl;//如果返回地址为空,则返回设置的页
dzVerify = md5("login" + dzAuth + dzForward + dzPassportKey);
dzAuth = Server.UrlEncode(dzAuth);
dzForward = Server.UrlEncode(dzForward);
Response.Redirect(dzUrl + "api/passport.php?action=login&auth=" + dzAuth + "&forward=" + dzForward + "&verify=" + dzVerify);
//---------------------------passport注册或登陆整合结束-----------------------------
}else Response.Write("登陆失败<br>");
}
//------------------------------------以下为一些关键函数------------------------------
// 将字符串转换为byte数组
public byte[] strToByteAry(string str){
return Encoding.Default.GetBytes(str);
}
// c# dz通信证编码函数
public string passport_encrypt(string txt, string key){
byte[] randomNumber = new byte[1];
RNGCryptoServiceProvider Gen = new RNGCryptoServiceProvider();
Gen.GetBytes(randomNumber);
int rand = Convert.ToInt32(randomNumber[0]);
string encrypt_key = md5(rand.ToString());
byte[] txtAry = strToByteAry(txt);
byte[] encryAry = strToByteAry(encrypt_key);
int j = 0;
int ctr = 0;
byte[] tmp = new byte[2 * txtAry.Length];
for (int i = 0; i < txtAry.Length; i++)
{
ctr = ctr == encryAry.Length ? 0 : ctr;
tmp[j++] = encryAry[ctr];
tmp[j++] = xor(txtAry[i], encryAry[ctr++]);
}
return Convert.ToBase64String(passport_key(tmp, key));
}
// c# dz通行证解码函数
public string passport_decrypt(string txt, string key){
byte[] t = Convert.FromBase64String(txt);
byte[] btxt = passport_key(t, key);
byte[] btmp = new byte[btxt.Length];
int j = 0;
for (int i = 0; i < btxt.Length; i++, j++)
btmp[j] = xor(btxt[i], btxt[++i]);
return Encoding.Default.GetString(btmp);
}
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